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Make/Model Information:

  • Brand:   Hewlett-packard
  • Models included:
    • HP LaserJet 3380 AIO

File Information:

  • Type:   Factory Service Manual (FSM)
  • Language:   English
  • Number of pages:   330
  • File size:  ∼ 7.27  MB
  • File Format:   PDF only
  • SME Watermarks:   None
  • Password lock:   No
  • Edit/copy/modify:   Yes
  • SKU:   BMHP-1062

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service
all-in-one
LaserJet 3380
Table of contents
1 Product information
Product configuration
Hardware description
Firmware description
Software and supported operating systems
Product features
Overview of product
Hardware components
Product identification
Model and serial numbers
Product specifications
Physical specifications
Environmental specifications
Performance
Electrical specifications
Acoustic emissions
Skew specifications
Fax specifications
Printable area (margins)
Battery specifications
Warranty statement
HP’s Premium Protection print-cartridge warranty
Extended warranty
Print-cartridge information
Refilled print cartridges
HP LaserJet printing supplies
HP Printing Supplies Returns and Recycling Program information
FCC regulations
Telephone Consumer Protection Act (United States)
IC CS-03 requirements
Declaration of Conformity
Safety statements
Laser safety statement
Canada DOC regulations
Laser statement for Finland
Korean EMI statement
Australia
Regulatory information for the European Union countries/regions
2 Operation
Operating environment
Identifying the control-panel components
Fax controls
Alphanumeric buttons
Menu and cancel controls
ENWW iii
Copy, scan, and start controls
Control-panel menu structure
To use the control-panel buttons
To print the control-panel menu structure
Product media specifications
Supported media sizes and types
Guidelines for using media
Paper and transparencies
Common media problems
Labels
Envelopes
Card stock and heavy media
Loading media
Media input tray
Priority input tray
Specific types of media
Selecting originals for the automatic document feeder (ADF)
Specifications for ADF originals
Media information for the flatbed
Loading originals to copy or scan
To load originals onto the flatbed scanner
To load originals into the ADF input tray
Printer output paths
Output bin and straight-through output path
3 Maintenance
Life expectancies of parts that wear
Scanner calibration
Cleaning the product
Cleaning the glass
Cleaning the lid backing
Cleaning the paper path
Cleaning the print-cartridge area
Cleaning the pickup roller
Cleaning the printer separation pad
User-replaceable parts
Replacing the pickup roller
Replacing the printer separation pad
Replacing an ADF
Replacing an ADF pickup-roller assembly
Removing and replacing the product control-panel bezel
4 Operational overview
Basic functions
Basic sequence of operation (formatter-to-printer)
Basic sequence of operation (scanner)
Formatter system
Central processing unit
Line interface unit (LIU)
Motor controller PCA
Flash memory
Standard boot process
Parallel interface or universal serial bus (USB) interface
Control panel
iv ENWW
EconoMode (Draft mode)
Enhanced I/O
PJL overview
Scanner and ADF functions and operation
Scanner functions
Scanner operation
ADF operation
ADF paper path and ADF sensors
ADF jam detection
Printer functions and operation
Engine control unit (power system)
Image-formation system
Printer paper-feed system
Jam detection
Fax functions and operation
PSTN operation
The fax subsystem
Formatter in the fax subsystem
LIU in the fax subsystem
Fax page storage in flash memory
5 Removal and replacement
Removal and replacement strategy
Required tools
Before performing service
After performing service
Print cartridge
Parts removal order
Scanner assemblies
Printer right-side cover
Scanner side covers
Automatic document feeder (ADF) assembly
ADF pickup-roller assembly
ADF document-feed guide/cleanout comb
ADF input-tray flag
ADF separation pad
Control-panel bezel
To reinstall the control-panel bezel
Control panel
Control-panel chassis
Speaker
Scanner PCA
ADF scanner glass
Separation of the scanner from the printer
Separate the scanner from the printer
External components
Height guides
Left-side door
Back cover
Printer top cover
Front-cover assembly
Printer assemblies
Laser/scanner assembly
Height flapper
Left and right support covers (front corner brackets)
Transfer upper guide assembly
Transfer roller
Line interface unit (LIU)
Formatter
Left bottom frame support
Fuser assembly
Output rollers
Stepping motor
Solenoid
Fan assembly
Pickup assembly
Paper lift-plate assembly and pickup roller shaft
To reinstall the paper lift-plate assembly
Right plate assembly
Left plate assembly
Bottom assemblies
ECU fuses and ECU pan
Paper-feed assembly
6 Troubleshooting
Basic troubleshooting
Control-panel messages
Alert and warning messages
Critical error messages
Event-log codes
Solving image-quality problems
Checking the print cartridge
Solving print image-quality problems
Solving scanning (copying) image-quality problems
Repetitive image-defect ruler
Solving paper-feed problems
Jams occur in the printer
Solving print paper-feed problems
Jams occur in the automatic document feeder (ADF)
Solving scanner (copier) paper-feed problems
Solving problems with digital subscriber line (DSL) connections
Connecting additional devices
Dedicated fax line
Shared phone line
To connect additional devices
Functional checks
Engine test
Control-panel check
Half self-test functional check
Drum-rotation functional check
Heating-element check
High-voltage power-supply check
Paper-path check
Updating or recovering the firmware code
Firmware update by using flash executable
Firmware-recovery DIMM
Troubleshooting tools
Printing a configuration report, demonstration page, or menu structure
Printing all fax reports at once
vi ENWW
T.30 protocol trace
Service-mode functions
Secondary service menu
Developer’s menu
Adjusting the country/region code parameters
Soft reset
NVRAM init
Printer job language (PJL) software commands
System settings for localized products
Main wiring
Locations of connectors
Locations of connectors and switches
7 Parts and diagrams
Ordering parts and supplies
Related documentation and software
Parts that wear
Accessories
Print cartridges and toner supplies
Common hardware
Parts kits
How to use the parts lists and diagrams
Scanner assemblies
External assemblies
Internal assemblies
Alphabetical parts list
Numerical parts list
ENWW vii
viii ENWW
List of tables
Table 1-1. HP LaserJet 3380 all-in-one physical specifications
Table 1-2. HP LaserJet 3380 all-in-one environmental specifications
Table 1-3. HP LaserJet 3380 all-in-one performance specifications
Table 1-4. HP LaserJet 3380 all-in-one electrical specifications
Table 1-5. HP LaserJet 3380 all-in-one acoustic emissions
Table 1-6. HP LaserJet 3380 all-in-one skew specifications
Table 1-7. HP LaserJet 3380 all-in-one fax specifications
Table 1-8. HP LaserJet 3380 all-in-one battery
Table 2-1. Control-panel menu structure
Table 2-2. Supported media types
Table 2-3. Common media problems
Table 3-1. Life expectancies of parts that wear
Table 4-1. Basic sequence of operation (printer)
Table 4-2. Basic sequence of operation (scanner)
Table 4-3. Product startup messages
Table 6-1. Alert and warning messages
Table 6-2. Critical error messages
Table 6-3. Event-log codes
Table 6-4. Fax receive codes
Table 6-5. Fax send codes
Table 6-6. Fax phase sequence
Table 6-7. Appropriate responses
Table 6-8. Fax abbreviations
Table 6-9. System settings
Table 6-10. Switch functions
Table 7-1. Technical support websites
Table 7-2. Memory modules
Table 7-3. Print cartridges and toner cloth
Table 7-4. Cables and power cords
Table 7-5. Common fasteners
Table 7-6. Screws for the print engine
Table 7-7. Parts kits
Table 7-8. Scanner and ADF
Table 7-9. Scanner and ADF
Table 7-10. ADF rollers and separation pad
Table 7-11. Control-panel assembly
Table 7-12. External components
Table 7-13. Printer covers
Table 7-14. Paper tray
Table 7-15. Major assemblies
Table 7-16. Internal components (1 of 2)
Table 7-17. Internal components (2 of 2)
Table 7-18. Right plate assembly
Table 7-19. Left plate assembly
Table 7-20. Electrical components
Table 7-21. Paper-pickup assembly (1 of 2)
ENWW ix
Table 7-22. Paper-pickup assembly (2 of 2)
Table 7-23. Fuser assembly
Table 7-24. Alphabetical parts list
Table 7-25. Numerical parts list
List of figures
Figure 1-1. Product hardware components
Figure 1-2. Identification label
Figure 2-1. Product dimensions
Figure 2-2. Fax controls
Figure 2-3. Alphanumeric buttons
Figure 2-4. Menu and cancel controls
Figure 2-5. Copy, scan, and start controls
Figure 2-6. Output bin
Figure 2-7. Straight-through output path
Figure 3-1. Cleaning the flatbed glass
Figure 3-2. Cleaning the scanner strip
Figure 3-3. Cleaning the lid backing
Figure 3-4. Unplug the product
Figure 3-5. Remove the print cartridge
Figure 3-6. Clean the print-cartridge cavity
Figure 3-7. Insert the print cartridge
Figure 3-8. Plug in the product
Figure 3-9. Inserting the pickup roller
Figure 3-10. Cleaning the printer separation pad (1 of 4)
Figure 3-11. Cleaning the printer separation pad (2 of 4)
Figure 3-12. Cleaning the printer separation pad (3 of 4)
Figure 3-13. Cleaning the printer separation pad (4 of 4)
Figure 3-14. Replacing the pickup roller (1 of 9)
Figure 3-15. Replacing the pickup roller (2 of 9)
Figure 3-16. Replacing the pickup roller (3 of 9)
Figure 3-17. Replacing the pickup roller (4 of 9)
Figure 3-18. Replacing the pickup roller (5 of 9)
Figure 3-19. Replacing the pickup roller (6 of 9)
Figure 3-20. Replacing the pickup roller (7 of 9)
Figure 3-21. Replacing the pickup roller (8 of 9)
Figure 3-22. Replacing the pickup roller (9 of 9)
Figure 3-23. Replacing the printer separation pad (1 of 9)
Figure 3-24. Replacing the printer separation pad (2 of 9)
Figure 3-25. Replacing the printer separation pad (3 of 9)
Figure 3-26. Replacing the printer separation pad (4 of 9)
Figure 3-27. Replacing the printer separation pad (5 of 9)
Figure 3-28. Replacing the printer separation pad (6 of 9)
Figure 3-29. Replacing the printer separation pad (7 of 9)
Figure 3-30. Replacing the printer separation pad (8 of 9)
Figure 3-31. Replacing the printer separation pad (9 of 9)
Figure 3-32. Replacing the ADF (1 of 6)
Figure 3-33. Replacing the ADF (2 of 6)
Figure 3-34. Replacing the ADF (3 of 6)
Figure 3-35. Replacing the ADF (4 of 6)
Figure 3-36. Replacing the ADF (5 of 6)
Figure 3-37. Replacing the ADF (6 of 6)
ENWW xi
Figure 3-38. Replacing the ADF pickup-roller assembly (1 of 9)
Figure 3-39. Replacing the ADF pickup-roller assembly (2 of 9)
Figure 3-40. Replacing the ADF pickup-roller assembly (3 of 9)
Figure 3-41. Replacing the ADF pickup-roller assembly (4 of 9)
Figure 3-42. Replacing the ADF pickup-roller assembly (5 of 9)
Figure 3-43. Replacing the ADF pickup-roller assembly (6 of 9)
Figure 3-44. Replacing the ADF pickup-roller assembly (7 of 9)
Figure 3-45. Replacing the ADF pickup-roller assembly (8 of 9)
Figure 3-46. Replacing the ADF pickup-roller assembly (9 of 9)
Figure 3-47. Replacing the control-panel bezel (1 of 4)
Figure 3-48. Replacing the control-panel bezel (2 of 4)
Figure 3-49. Replacing the control-panel bezel (3 of 4)
Figure 3-50. Replacing the control-panel bezel (4 of 4)
Figure 4-1. Product configuration
Figure 4-2. Printer timing diagram
Figure 4-3. Optical diagram of scanner
Figure 4-4. Document scanner path
Figure 4-5. Printer unit functional block diagram
Figure 4-6. ECU loads
Figure 4-7. High-voltage power supply circuit
Figure 4-8. Overview of laser/scanner operation
Figure 4-9. Image-formation block diagram
Figure 4-10. Printer paper path
Figure 4-11. Solenoid, photosensors, and switches
Figure 5-1. Remove the print cartridge
Figure 5-2. Parts removal order (1 of 2)
Figure 5-3. Parts removal order (2 of 2)
Figure 5-4. Remove the printer right-side cover (1 of 3)
Figure 5-5. Remove the printer right-side cover (2 of 3)
Figure 5-6. Remove the printer right-side cover (3 of 3)
Figure 5-7. Remove the scanner right-side cover (1 of 2)
Figure 5-8. Remove the scanner right-side cover (2 of 2)
Figure 5-9. Remove the left-side scanner cover (1 of 2)
Figure 5-10. Remove the left-side scanner cover (2 of 2)
Figure 5-11. Remove the ADF assembly
Figure 5-12. Remove the ADF pickup-roller assembly (1 of 5)
Figure 5-13. Remove the ADF pickup-roller assembly (2 of 5)
Figure 5-14. Remove the ADF pickup-roller assembly (3 of 5)
Figure 5-15. Remove the ADF pickup-roller assembly (4 of 5)
Figure 5-16. Remove the ADF pickup-roller assembly (5 of 5)
Figure 5-17. Remove the ADF document-feed guide/cleanout comb
Figure 5-18. Install the ADF document-feed guide/cleanout comb
Figure 5-19. Remove the ADF input-tray flag
Figure 5-20. Correct positioning of the ADF input-tray spring
Figure 5-21. Remove the ADF separation pad
Figure 5-22. Remove the control-panel bezel
Figure 5-23. Reinstall the control-panel bezel (1 of 2)
Figure 5-24. Reinstall the control-panel bezel (2 of 2)
Figure 5-25. Remove the control panel (1 of 2)
Figure 5-26. Remove the control panel (2 of 2)
Figure 5-27. Remove the control-panel chassis (1 of 2)
Figure 5-28. Remove the control-panel chassis (2 of 2)
Figure 5-29. Reinstall the control-panel chassis
Figure 5-30. Remove the speaker (1 of 2)
Figure 5-31. Remove the speaker (2 of 2)
Figure 5-32. Remove the scanner PCA (1 of 3)
xii ENWW
Figure 5-33. Remove the scanner PCA (2 of 3)
Figure 5-34. Remove the scanner PCA (3 of 3)
Figure 5-35. Remove the ADF scanner glass
Figure 5-36. Install the ADF scanner glass
Figure 5-37. Separate the scanner from the printer (1 of 4)
Figure 5-38. Separate the scanner from the printer (2 of 4)
Figure 5-39. Separate the scanner from the printer (3 of 4)
Figure 5-40. Separate the scanner from the printer (4 of 4)
Figure 5-41. Remove the height guides
Figure 5-42. Remove the left-side door
Figure 5-43. Remove the back cover (1 of 2)
Figure 5-44. Remove the back cover (2 of 2)
Figure 5-45. Remove the printer top cover
Figure 5-46. Remove the print-cartridge door (1 of 2)
Figure 5-47. Remove the print-cartridge door (2 of 2)
Figure 5-48. Remove the front cover (1 of 2)
Figure 5-49. Remove the front cover (2 of 2)
Figure 5-50. Front cover removed
Figure 5-51. Remove the front guide assembly (1 of 3)
Figure 5-52. Remove the front guide assembly (2 of 3)
Figure 5-53. Remove the front guide assembly (3 of 3)
Figure 5-54. Remove the laser/scanner assembly
Figure 5-55. Remove the height flapper
Figure 5-56. Remove the left and right support covers
Figure 5-57. Remove the transfer upper guide assembly
Figure 5-58. Remove the transfer roller
Figure 5-59. Remove the LIU (1 of 2)
Figure 5-60. Remove the LIU (2 of 2)
Figure 5-61. Remove the formatter (1 of 3)
Figure 5-62. Remove the formatter (2 of 3)
Figure 5-63. Remove the left bottom frame support
Figure 5-64. Remove the fuser assembly (1 of 4)
Figure 5-65. Remove the fuser assembly (2 of 4)
Figure 5-66. Remove the fuser assembly (3 of 4)
Figure 5-67. Remove the fuser assembly (4 of 4)
Figure 5-68. Remove the output rollers (1 of 2)
Figure 5-69. Remove the output rollers (2 of 2)
Figure 5-70. Remove the stepping motor
Figure 5-71. Remove the solenoid (1 of 2)
Figure 5-72. Remove the solenoid (2 of 2)
Figure 5-73. Remove the fan (1 of 2)
Figure 5-74. Remove the fan (2 of 2)
Figure 5-75. Remove the pickup assembly (1 of 3)
Figure 5-76. Remove the pickup assembly (2 of 3)
Figure 5-77. Remove the pickup assembly (3 of 3)
Figure 5-78. Remove the paper lift-plate assembly (1 of 4)
Figure 5-79. Remove the paper lift-plate assembly (2 of 4)
Figure 5-80. Remove the paper lift-plate assembly (3 of 4)
Figure 5-81. Remove the paper lift-plate assembly (4 of 4)
Figure 5-82. Remove the pickup roller shaft
Figure 5-83. Paper lift-plate springs
Figure 5-84. Remove the right plate assembly (1 of 2)
Figure 5-85. Remove the right plate assembly (2 of 2)
Figure 5-86. Remove the left plate assembly (1 of 2)
Figure 5-87. Remove the left plate assembly (2 of 2)
Figure 5-88. Remove the ECU pan (1 of 5)
ENWW xiii
Figure 5-89. Remove the ECU pan (2 of 5)
Figure 5-90. Remove the ECU pan (3 of 5)
Figure 5-91. Remove the ECU pan (4 of 5)
Figure 5-92. Remove the ECU pan (5 of 5)
Figure 5-93. Remove the paper-feed assembly (1 of 4)
Figure 5-94. Remove the paper-feed assembly (2 of 4)
Figure 5-95. Remove the paper-feed assembly (3 of 4)
Figure 5-96. Remove the paper-feed assembly (4 of 4)
Figure 6-1. Repetitive image defect ruler
Figure 6-2. Engine test switch
Figure 6-3. Locating connectors for the heating-element check
Figure 6-4. Print cartridge high-voltage connection points (right side)
Figure 6-5. Print cartridge high-voltage connection points (left side)
Figure 6-6. High-voltage connector assembly (right side)
Figure 6-7. High-voltage connector assembly (left side)
Figure 6-8. Overriding SW301
Figure 6-9. Using the firmware-recovery DIMM
Figure 6-10. Example of a T.30 trace of a successfully sent fax
Figure 6-11. Example of a T.30 trace of a successfully received fax
Figure 6-12. Main wiring (1 of 2)
Figure 6-13. Main wiring (2 of 2)
Figure 6-14. Locations of printer connectors
Figure 6-15. Locations of connectors and switches
Figure 7-1. Scanner and ADF
Figure 7-2. Scanner covers and ADF
Figure 7-3. ADF rollers and separation pad
Figure 7-4. Control-panel assembly
Figure 7-5. External components
Figure 7-6. Printer covers
Figure 7-7. Paper tray
Figure 7-8. Internal components
Figure 7-9. Internal components (1 of 2)
Figure 7-10. Internal components (2 of 2)
Figure 7-11. Right plate assembly
Figure 7-12. Left plate assembly
Figure 7-13. Electrical components
Figure 7-14. Paper-pickup assembly (1 of 2)
Figure 7-15. Paper-pickup assembly (2 of 2)
Figure 7-16. Fuser assembly
xiv ENWW
Product information
This chapter provides information about the following topics.
Product configuration
Hardware description
Firmware description
Software and supported operating systems
Product features
Overview of product
Hardware components
Product identification
Model and serial numbers
Product specifications
Physical specifications
Environmental specifications
Performance
Electrical specifications
Acoustic emissions
Skew specifications
Fax specifications
Printable area (margins)
Battery specifications
Warranty statement
HP’s Premium Protection print-cartridge warranty
Extended warranty
Print-cartridge information
Refilled print cartridges
HP LaserJet printing supplies
HP Printing Supplies Returns and Recycling Program information
FCC regulations
Telephone Consumer Protection Act (United States)
IC CS-03 requirements
Declaration of Conformity
Safety statements
Laser safety statement
Canada DOC regulations
Laser statement for Finland
Korean EMI statement
Australia
Regulatory information for the European Union countries/regions
Overview of product
Hardware components
Use the following illustrations to identify the hardware components.
Figure 1-1. Product hardware components (1 of 2)
Figure 1-1. Product hardware components (2 of 2)
1 Automatic document feeder (ADF) input tray
2 Flatbed scanner lid
3 Product control panel
4 Output bin
5 Print-cartridge door
6 Priority input tray
7 Media input tray (also called the main input tray)
8 Left side panel
9 Left side panel latch
10 Fax interface ports
11 USB port
12 Parallel port
13 Power receptacle
14 Power switch
15 Straight-through output door
ENWW Overview of product 5
Troubleshooting
This chapter provides information about the following topics.
Basic troubleshooting
Control-panel messages
Alert and warning messages
Critical error messages
Event-log codes
Solving image-quality problems
Checking the print cartridge
Solving print image-quality problems
Solving scanning (copying) image-quality problems
Repetitive image-defect ruler
Solving paper-feed problems
Jams occur in the printer
Solving print paper-feed problems
Jams occur in the automatic document feeder (ADF)
Solving scanner (copier) paper-feed problems
Solving problems with digital subscriber line (DSL) connections
Connecting additional devices
Dedicated fax line
Shared phone line
To connect additional devices
Functional checks
Engine test
Control-panel check
Half self-test functional check
Drum-rotation functional check
Heating-element check
High-voltage power-supply check
Paper-path check
Updating or recovering the firmware code
Firmware update by using flash executable
Firmware-recovery DIMM
Troubleshooting tools
Printing a configuration report, demonstration page, or menu structure
Printing all fax reports at once
T.30 protocol trace
Service-mode functions
Secondary service menu
Developer’s menu
Adjusting the country/region code parameters
Soft reset
NVRAM init
Printer job language (PJL) software commands
System settings for localized products
Main wiring
Locations of connectors
ENWW 159
Parts and diagrams
This chapter contains the following sections.
Ordering parts and supplies
Related documentation and software
Parts that wear
Accessories
Print cartridges and toner supplies
Common hardware
Parts kits
How to use the parts lists and diagrams
Scanner assemblies
External assemblies
Internal assemblies
ENWW 249
Scanner assemblies
Figure 7-1. Scanner and ADF
254 Chapter 7 Parts and diagrams ENWW
Symbols/Numerics
69T gear
removing 136
abbreviations, fax 233
ac bias 85
ac power distribution 81
accessories
ordering 251
acoustic emissions 9
adding paper 40
clearing jams 199
diagrams and part numbers 257
document-feed guide, removing 107
features 4
feeding problems, troubleshooting 202
glass, removing 118
input tray 5
input-tray flag, removing 108
life expectancy 48
loading originals 43
ordering 254
output bin 5
pickup roller assembly, removing 105
pickup-roller assembly, changing 62
removing 61, 104
replacing 61
separation pad, removing 109
specifications 41
ADF paper jams 78
ADF paper pickup assembly
diagrams and part numbers 259
ADF separation pad
diagrams and part numbers 259
life expectancy 48
ADF, copier, scanner
feeding problems, troubleshooting 202
adhesive labels, printing 40
adjusting
fax data-store parameters 239
alcohol, cleaning with
high-voltage connection points 211, 213
printer separation pad 55
alignment
specifications 9
troubleshooting 186, 189, 198
alphanumeric buttons 28
answering machines
connecting to product 207
appropriate responses, fax 232
arrays, copier/scanner optical system 76
assemblies, internal 268
Australia
EMC statement 23
automatic document feeder
capacity 2
feeding problems, troubleshooting 202
removing 104
back cover
removing 123
background, gray 182, 191
base memory 2
battery
specifications 10
beam detect (BD) signal 85
bezel for product control panel
removing 110
replacing 65, 111
bidirectional communications 73, 75
bidirectional ECP 74
billing log 217
bin, output
capacity 2
printing to 45
bits per pixel (bpp), maximum 2
black dots, troubleshooting
printed pages 181, 187
scanned images 192
black streaks, troubleshooting 191
blinking lights 166
block diagram
image formation 85
printer 79
product functions 79
block fax list 217
boot process 73
bpp (bits per pixel), maximum 2
breaking paper reams 199
ENWW Index 301
buffer memory 75
buttons
alphanumeric 28
control panel 27, 29
bypassing formatter 208
ECU 154
ordering 251
calibration
scanner 49
caller-ID boxes
connecting to product 207
Canada DOC regulations 22
cancel control 28
capacity
output bin 2
card stock
specifications for 38
printing 40
Care Pack, HP 14
cartridge door
removing 125
cartridges
checking 179, 211
drum-rotation check 210
extending life of 74
high-capacity 2
life expectancies 48
operations 85, 86
part numbers 251
recycling 15
refilled 15
removing 98
central processing unit (CPU), formatter 73
characters, misprinted 181, 185
charge-coupled device (CCD)
operations 76
charging roller
operations 85
power supply 82
checklists
print cartridge inspection 179
troubleshooting 161
drum rotation 210
engine 208
half-self-test 209
heating element 210
high-voltage power supply 211
paper path 213
circuit capacity specifications 8
circuitry, ECU power system 81
classes, HP Technical Training 250
cleaning
exterior 50
glass 50
high-voltage connection points 211, 213
lid backing 51
media guides 183
pickup roller 54
print path 52
printer separation pad 55
cleaning stage, image-formation process 86
clearing jams
ADF 199
device 195
clipped pages, troubleshooting 180, 189
cloth, toner 251
event log 177
Coldfire processor 73
color, scanning specifications 7
colored paper, troubleshooting 190
commands, PJL 242
common settings menu 32
communication operations 73, 75
complex pages, printing 75
components 5
components, diagrams and part numbers
electrical 278
internal 268
conditioning stage, image formation process 85
configuration report, printing 217
connection points
high-voltage power supply 213
print cartridge 211
connectors, locations 247
consumables
ordering 250
consumption, power 8
contact image sensor
troubleshooting 192
continuous self-test 238
contrast, troubleshooting 190
control panel
alphanumeric buttons 28
chassis, removing 113
components 74
copy, scan, and start controls 29
fax controls 27
location 5
menu structure 30
menu, status, and cancel controls 28
removing 112
reports, printing 217
speaker, removing 114
troubleshooting 162, 208
using 30
302 Index ENWW
control panel assembly
diagrams and part numbers 260
control panel, printer
light messages 166
operations 73, 76
copier/scanner
feeding problems, troubleshooting 202
operations 76
removing 119
specifications 7
copy setup menu 30
copy speed 7
copying
troubleshooting 163
country/region of origin, identifying 6
coverage, printer 15
covers, removing
back 123
front 125
left side 122
printer top 125
right side 101
scanner 102
CPU, formatter 73
crooked pages, troubleshooting 186, 189, 198
crooked scans, troubleshooting 202
curl, troubleshooting 187, 197
custom-sized media, loading 40
Customer Care Online 250
cut-off edges 180, 189
dark copies or scans, troubleshooting 190
data communication operations 73, 75
date menu 30
dc bias 85
dc power distribution 81
Declaration of Conformity 21, 22
delay jams 87
delivery roller, observing 214
delivery sensor, paper (PS921)
feeding operations 86
jam detection operations 87
delivery-delay jams 87
delivery-stationary jams 88
demonstration report, printing 217
density
operations 83
troubleshooting 181
developer’s menu 239
developing roller 82
developing stage, image-formation process 85
dimensions, product 7, 26
firmware recovery 215
part numbers 251
slots 2
document feeder, ADF
capacity 2
documentation
ordering 250
print cartridge 125
dots per inch, maximum 2
dots, troubleshooting
printed pages 181, 187
scanned images 192
dpi, maximum 2
draft mode 74
DRAM, formatter 73
drive roller, observing 214
drivers
included 2
ordering 250
dropouts, troubleshooting 181, 185
inspecting 179
operations 85, 86
rotation functional check 210
troubleshooting 182
drum cleaning stage, image formation process 86
troubleshooting 204
duty cycle 2
dynamic random access memory (DRAM), formatter
ECM 218
EconoMode 74
ECP (Extended Capabilities Port) interface 73
cables 154
electrical components 278
functions 79
jam detection operations 87
laser/scanner operations 84
loads 81
paper feeding operations 86
power system 81
removing 152
troubleshooting 162
edges, not printing 180, 189
electrical components, diagrams and part numbers
electrical specifications 8
electrophotographic processes
operations 85
testing 209
ENWW Index 303
element, heating
check 210
operations 86
EMC statement for Australia 23
EMI statement for Korea 23
Engine Control Unit . See ECU
engine test
performing 208
Enhanced I/O 75
envelopes
loading 40
specifications for 37
environmental specifications 7, 26
equipment components 5
error correction
setting 218
error messages
critical 174
European Union regulatory information 24
event log
codes 177
exit rollers, fuser assembly 86
Extended Capabilities Port (ECP) interface 73
extended warranty 14
face-down delivery assembly
removing 139
face-up roller
removing 140
faceplate
removing and replacing 65
fan assembly
removing 142
fasteners, types of 252
abbreviations 233
activity report 217
appropriate responses 232
billing (metering) tone filters 92
coding schemes 10
compatibility 10
controls 27
data path 90
data-store parameters 239
downstream current detection 91
error codes 219
functions menu 30
hook state 91
hook switch control 91
line current control 92
page storage in flash 92
phase sequence 230
report, interpreting 230
resolution 10
ring detect 91
safety isolation 90
safety protection circuitry 90
send codes 224
setup menu 32
speed 10
subsystem 89
T.30 protocol trace report 217
trace report 217
troubleshooting 163, 164
fax (LIU)
functions and operation 89
FCC regulations 17
features
firmware 2
hardware 4
feed assembly
drive rollers 86
removing 155
feed system, paper 86
feeding problems, troubleshooting
copier/scanner 202
frequent 56
printer 197
field replaceable units (FRUs)
procedures for replacing 97
film, transparency
cleaning print path with 52
loading 40
Finland laser safety 23
firmware code
recovering or updating 215
storing 73
firmware features 2
first page out 2
flash executable update of firmware 215
flash memory
firmware 73
flashing lights 166
flatbed
loading originals 43
media specifications 42
flowchart, troubleshooting 161
focusing lenses, operations 85
fonts, included 2
form sensor, ADF
jam detection 78
formatter
bypassing 208
copier/scanner operations 76
features 2
in the fax subsystem 89
operations 73
removing 134
304 Index ENWW
frame support, left bottom
removing 135
front cover
removing 126
front cover assembly
removing 125
front guide assembly
removing 128
FRUs (field replaceable units)
procedures for replacing 97
modes for media types 34
fuser assembly
diagrams and part numbers 284
exit rollers 86
heating element check 210
life expectancy 48
operations 86
removing 136
temperature, adjusting 183, 184
troubleshooting 182
fuser roller, observing 214
fuses 152
fusing stage, image-formation process 86
gear kit
ordering 253
gear, 69T 136
glass, cleaning 50
gray background, troubleshooting 182, 191
group-dial report 217
guide assembly
removing 128
cleaning 183
troubleshooting 202
half-self-test functional check 209
hardware
components 5
features 4
maintenance agreements 14
headers, fax
menu 30
heating element
check 210
operations 86
height flapper
removing 130
height guides
removing 122
height, product 7, 26
high-capacity print cartridges 2
high-voltage power supply
connector assembly, checking 213
operations 82
testing 211
HP Care Pack 14
HP Customer Care Online 250
HP Technical Training 250
humidity
specifications 7
troubleshooting 182, 187, 191
I/O, Enhanced 75
IC CS-03 requirements 20
idle mode, power consumption 8
image density
troubleshooting 181
voltage operations 83
image formation process
operations 85
image quality, troubleshooting
copies and scans 188
printed pages 179
repetitive image defect ruler 194
image sensor
troubleshooting 192
image-formation process
operations 85
testing 209
indicator lights, printer control panel
error messages 166
initializing 241
input tray, paper
illustration 5
inserting media 40
internal components
diagrams and part numbers 271, 272
INTR (Initial Rotation Period) 69
isolated job settings 75
isopropyl alcohol, cleaning with
high-voltage connection points 211, 213
printer separation pad 55
ADF 203
clearing 195
copier/scanner 203
detection operations 87
paper input trays 199
keys, numeric. See control panel
kick plate motion, observing 213
ordering 253
Korean EMI statement 23
ENWW Index 305
label, model and serial number 6
printing 40
specifications for 37
language settings
changing 240
languages, printer 75
laser safety statement 22
laser/scanner
removing 130
laser/scanner assembly
operations 84
latent electrostatic image 85
leading edge
detection operations 78, 86, 87
LEDs, printer control panel
error messages 166
left and right support covers
removing 131
left bottom frame support
removing 135
left door
removing 122
left plate assembly
removing 150
length, product 7, 26
lenses, operations 85
letterhead, loading 40
life expectancies
extending print cartridge 74
high-capacity print cartridges 2
recycling used print cartridges 15
lift plate
operations 86
light copies or scans, troubleshooting 190
lights, printer control panel
error messages 166
line interface unit
removing 133
lines, troubleshooting
copies or scans 188, 190, 191
printed pages 182
fax subsystem 89
functions and operation 89
removing 133
safety isolation circuitry 90
safety protection 90
loading
media 40
originals 43, 44
loads, ECU 81
location settings
changing 240
long pages, copying or scanning 202
loose toner, troubleshooting 184
lower metal shield, pickup assembly 144
LPT ports, troubleshooting 164
LSTR (Last Rotation Period) 69
machine screws 252
main input tray
feeding operations 86
feeding problems, troubleshooting 199
maintenance agreements 14
manuals
ordering 250
margins
minimum 180, 189
common problems 36
guidelines 36
loading 40
sizes 7, 34
specifications 34
types 34
media guides
cleaning 183
troubleshooting 202
media input tray
loading 40
buffer 75
formatter 73
ordering 251
Memory Enhancement technology (MEt) 2, 75
developer’s 239
secondary service 238
menu control 28
menu structure
printing 30, 217
using 30
messages, error 166
metal shields, pickup assembly 144
mirror operations 85
misalignment
specifications 9
troubleshooting 186, 189, 198
model number 6
connecting to product 206
speed 10
operations 84
removing 141
rotation, observing 213
motor controller 73
306 Index ENWW
multifeeds
copier/scanner 203
printer input trays 199
non-volatile RAM 74
initialization 241
operations 73
one-touch report 217
Online Customer Care, HP 250
operating environment, specifications 7, 26
operating systems
supported 2
optical system 76
optical system, copier/scanner
troubleshooting 192
order of
operations 69, 71
printed pages 45
removing parts 98
troubleshooting steps 161
ordering parts and supplies 250
output bin
capacity 2
illustration 5
printing to 45
output path
cleaning 52
operations 86
output rollers
removing 139, 140
overhead transparencies
cleaning print path with 52
loading 40
Page Protect 75
pages per minute 7
pages per month 2
ECU, removing 152
breaking reams 199
common problems 36
guidelines 36
loading 40
specifications 34
specifications for 36
storing 197
paper feed problems, troubleshooting
copier/scanner 202
printer 197
paper feed system 86
paper guides
cleaning 183
troubleshooting 202
paper jams
copier/scanner 203
detection operations 87
printer input trays 199
paper lift plate
operations 86
removing 145
replacing 148
paper path
cleaning 52
testing 213
troubleshooting 217
paper pickup assembly
removing 144
paper tray
diagrams and part numbers 266
paper-delivery sensor (PS921)
feeding operations 86
jam detection operations 87
paper-detection sensor (PS931) 86, 87
paper-feed assembly
removing 155
paper-pickup assembly
diagrams and part numbers 266, 280
paper-present sensor, ADF 78
paper-top sensor (PS911) 86, 87
parallel cable, ordering 251
parallel port
troubleshooting 165
parameters 239
partial characters, troubleshooting 181, 185
ordering 250
removing and replacing 97
parts kits
ordering 253
parts that wear 48
feeding operations 86, 87
paper 217
print, cleaning 52
testing 213
PCL (printer command language) 75
phase sequence, fax 230
Phillips screwdrivers 97
phonebook report 217
phones, connecting extra 207
photosensitive drum
inspecting 179
operations 85, 86
rotation functional checks 210
troubleshooting 182
ENWW Index 307
photosensors
locating 88
paper feed system 86
physical specifications 7
pickup assembly
diagrams and part numbers 266, 280
removing 144
pickup delay jams 87
pickup roller
changing 56
cleaning 54
life expectancy 48
observing 214
operations 86
shaft, removing 145
pickup solenoid (SL1)
locating 88
observing 213
operations 86, 87
removing 141
pickup stationary jam
heating element 210
high-voltage power supply 213
pixels per inch, maximum 2
PJL (printer job language)
commands 242
features 75
plate assemblies, removing 149, 150
pliers, required 97
ECP (Extended Capabilities) 73
on printer 5
ports, troubleshooting
LPT 164
parallel 165
PostScript fonts, included 2
specifications 8
power cable, ordering 251
power receptacle 5
power supplies
disconnecting 97
testing high-voltage 211
power switch 5
pozidriv screwdrivers 97
ppm (pages per minute) 7
preprinted paper, loading 40
pressure roller, operations 86
primary-charging roller
operations 85
power supply 82
print cartridge door
removing 125
print cartridges
checking 179, 211
cleaning 52
drum-rotation check 210
extending life of 74
high-capacity 2
life expectancies 48
operations 85, 86
ordering 251
recycling 15
refilled 15
removing 98
print density
troubleshooting 181
voltage operations 83
print modes 34
print path
cleaning 52
feeding operations 86, 87
testing 213
PRINT period 69
print quality
troubleshooting 179
printer
separation pad, changing 58
printer command language (PCL) 75
printer covers
diagrams and part numbers 264
printer drivers, ordering 250
printer job language (PJL)
commands 242
features 75
printer pickup roller
life expectancy 48
observing 214
operations 86
shaft, removing 145
printer separation pad
cleaning 55
life expectancy 48
operations 86
printer/scanner separation 119
printing
feed problems 197
loading media 40
troubleshooting 164, 188
priority input tray
feeding operations 86
feeding problems, troubleshooting 199
loading 40
processor, formatter 73
product control-panel bezel, replacing 65
production code 6
308 Index ENWW
programs
included 2
protocol trace report, printing 217
PSTN 89
quality, troubleshooting
copies and scans 188
printed pages 179
repetitive image defect ruler 194
formatter 73
reams, breaking 199
recovering firmware 215
recycling print cartridges 15
redistributing toner 179
reduction settings 180, 193
refilled print cartridges 15
regulations
European Union 24
removing parts 97, 98
repetitive defects, troubleshooting 185, 194
replacement intervals
consumables 48
print cartridges 2
recycling used print cartridges 15
replacing
ADF pickup-roller assembly 62
pickup roller 56
product control-panel bezel 65
replacing parts 97, 98
reports
continuous self-test 238
fax trace 217
menu 31
printing 217
printing fax reports 217
secondary service 238
T.30 protocol trace 217
soft 241
residual paper jams 88
resistance, heating element 210
resizing scanned images 193
resolution
faxing 10
maximum 2
scanning 7
Resolution Enhancement technology (REt) 2
revision level 6
right cover, printer
removing 101
right plate assembly
removing 149
RING 89
rollers
life expectancies 48
observing 214
rotation
drum 210
motor 213
ruler, repetitive defect 194
scanline data 238
scanner
ADF glass, removing 118
calibration 49
diagrams and part numbers 257
document path 78
image quality, troubleshooting 188
loading originals 43
operations 73, 76
ordering 254
PCA, removing 115
removing 119
specifications 7
scanning
troubleshooting 165
scanning exposure stage, image-formation process
scatter, toner 187
schedules, HP Technical Training 250
screwdrivers, required 97
ordering 252
types of 252
secondary service menu 238
self test
continuous 238
sensor flag, paper-feed assembly 156, 157
sensors
locating 88
paper feed system 86
separation of scanner and printer 119
separation pads
cleaning 55
life expectancies 48
operations 86
separation stage, image-formation process 85
sequence
operations 69, 71
printed pages 45
removing parts 98
troubleshooting steps 161
ENWW Index 309
serial number 6
service menu 33
service parts kit
ordering 253
settings
default 243
print job 75
shaft, pickup roller 145
shields, pickup assembly 144
signals, VIDEO 69
margins, minimum 180, 189
printer 7, 26
scanned images 193
copies or scans, troubleshooting 202
printed pages, troubleshooting 186, 189, 198
specifications 9
slots, DIMM 2
smears, toner 183
soft reset 241
software
included 2
installation, troubleshooting 164
ordering 250
solenoid (SL1)
locating 88
observing 213
operations 86, 87
removing 141
space requirements 26
speaker
removing 114
special media
common problems 36
specifications 37, 39
specifications
acoustic 9
battery 10
electrical 8
media 34
specks, toner 181, 187
data transfer 75
during copying 7
printing and copying 7
processor 73
speed dial report 217
printed pages 181, 187
scanned images 192
image formation 85, 209
operation sequence 69, 71
star screws 252
startup messages 74
statements
Australian EMC 23
Declaration of Conformity 21, 22
FCC Part 68 requirements 17
Finland laser 23
IC CS-03 requirements 20
Korean EMI 23
laser safety 22
Telephone Consumer Protection Act 19
static eliminator, operations 85
stationary jams
status control 28
status information, relaying 73, 75
STBY (Standby) period 69
storage environment, specifications 7
stored fax pages
advantages of flash memory storage 92
storing paper 197
straight-through paper path 45
streaks, vertical black 191
stripes, vertical white 188, 190
subpads
operations 86
supplies, ordering 250
support, technical 250
SW301, overriding 213
switches
engine test 208
paper path test 213
system reset 241
system settings
default 243
T.30 protocol trace report, printing 217
technical support 250
Technical Training 250
Telephone Consumer Protection Act 19
telephone port 5
telephones, connecting extra 207
temperature
fuser settings 183, 184
specifications 7
storing paper 197
troubleshooting 187
drum rotation 210
engine 208
half-self functional check 209
heating element 210
high-voltage power supply 211
paper path 213
text, troubleshooting
misprinted 181, 185
scanned 192
thermistor connector 210
310 Index ENWW
time/date, header menu 30
timing diagram, general 70
cloth, ordering 251
image formation operations 85
loose, troubleshooting 184
ordering 251
redistributing 179
scattered, troubleshooting 187
smears, troubleshooting 183
specks, troubleshooting 181, 187
waste cleaning operations 86
toner cartridge. See print cartridges
tools, required 97
top cover
removing 125
trace report, printing 217
trailing edge, detection
Training, HP Technical 250
transfer roller
cleaning around 50
life expectancy 48
observing 214
operations 85
power supply 82
removing 132
transfer stage, image-formation process 85
transfer upper guide
removing 132
transparencies
cleaning print path with 52
loading 40
specifications for 36
loading 40
troubleshooting
control panel 162, 208
copying 163
DSL 204
ECU (Engine Control Unit) 162
faxing 163, 164
image quality 179
LPT ports 164
media jams 195
print quality 179
printing 164
scanning 165
software installation 164
troubleshooting steps 161
truss head screws 252
two-way communications 73, 75
unplugging printer 97
updating firmware code 215
upper metal shield, pickup assembly 144
cable, ordering 251
interface 73, 74
enabling or disabling 218
V.34 fax standard 218
ventilation requirements 26
vertical black streaks, troubleshooting 191
vertical defects, troubleshooting 185
vertical lines, troubleshooting 182
vertical white stripes, troubleshooting 188, 190
VIDEO signals 69
voltage
dc power supply 81
high-voltage power supply 83
WAIT period 69
warranty
extended 14
print cartridge 13
refilled cartridges, impact on 15
statement 12
waste toner receptacle 86
wave, troubleshooting 187, 197
websites 250
printer 7
white stripes, troubleshooting 188, 190
width, product 7, 26
wiring diagrams 245
wrapping jams 88
wrinkled pages, troubleshooting 197
writing stage, image-formation process 85
ENWW Index 311
312 Index ENWW
2004 Hewlett-Packard Development Company, LP
www.hp.com/support/lj3380
Q2660-90901
*Q2660-90901*
*Q2660-90901*


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