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Make/Model Information:

  • Brand:   Ricoh
  • Models included:
    • Ricoh Aficio 350e (A283)
    • Ricoh Aficio 450e (A284)

File Information:

  • Type:   Factory Service Manual (FSM)
  • Language:   English (EN)
  • Number of pages:   671
  • File size:  ∼ 24.40 MB
  • File Format:   PDF only
  • SME Watermarks:   None
  • Password lock:   No
  • Edit/copy/modify:   Yes
  • SKU:   BMRH-1056

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A283/A284
SUPPLEMENTAL SERVICE MANUAL
(To be used in conjunction with A232 Service Manual)
000958MIU
RICOH GROUP COMPANIES
SM i A283/A284
A283/A284
TABLE OF CONTENTS
OVERALL INFORMATION
1. OVERALL MACHINE INFORMATION
1.1 SPECIFICATIONS
1.2 PAPER EXIT TRAY SELECTION
1.3 MACHINE CONFIGURATION
1.3.1 SYSTEM COMPONENTS
1.3.2 INSTALLABLE OPTION TABLE
1.4 MECHANICAL COMPONENT LAYOUT
1.5 PAPER PATH
1.6 DRIVE LAYOUT
1.7 ELECTRICAL COMPONENT DESCRIPTIONS
1.8 BOARD STRUCTURE
1.8.1 BLOCK DIAGRAM
1.8.2 DESCRIPTIONS
DETAILED DESCRIPTIONS
2. DETAILED DESCRIPTIONS
2.1 SCANNING
2.1.1 OVERVIEW
2.2 IMAGE PROCESSING
2.2.1 OVERVIEW
2.2.2 SBU
2.2.3 IMAGE PROCESSING
INSTALLATION
3. INSTALLATION PROCEDURE
3.1 INSTALLATION REQUIREMENTS
3.1.1 ENVIRONMENT
3.1.2 MACHINE LEVEL
3.1.3 MINIMUM SPACE REQUIREMENTS
3.1.4 POWER REQUIREMENTS
3.2 INSTALLATION FLOW CHART
3.3 COPIER INSTALLATION
3.3.1 ACCESSORY CHECK
3.3.2 INSTALLATION PROCEDURE
3.4 PAPER TRAY UNIT INSTALLATION
3.4.1 ACCESSORY CHECK
3.4.2 INSTALLATION PROCEDURE
A283/A284 ii SM
3.5 1-BIN TRAY UNIT INSTALLATION
3.5.1 ACCESSORY CHECK
3.5.2 INSTALLATION PROCEDURE
3.6 BRIDGE UNIT INSTALLATION
3.6.1 ACCESSORY CHECK
3.6.2 INSTALLATION PROCEDURE
3.7 AUTO REVERSE DOCUMENT FEEDER INSTALLATION
3.7.1 ACCESSORY CHECK
3.7.2 INSTALLATION PROCEDURE
3.8 LCT INSTALLATION
3.8.1 ACCESSORY CHECK
3.8.2 INSTALLATION PROCEDURE
3.9 1,000-SHEET FINISHER INSTALLATION
3.9.1 ACCESSORY CHECK
3.9.2 INSTALLATION PROCEDURE
3.10 3,000-SHEET FINISHER INSTALLATION
3.10.1 ACCESSORY CHECK
3.10.2 INSTALLATION PROCEDURE
3.11 PUNCH UNIT INSTALLATION
3.11.1 ACCESSORY CHECK
3.11.2 INSTALLATION PROCEDURE
3.12 PLATEN COVER INSTALLATION
3.13 KEY COUNTER INSTALLATION
3.14 ANTI-CONDENSATION HEATER
3.15 TRAY HEATER
3.16 TRAY HEATER (OPTIONAL PAPER TRAY UNIT)
SERVICE TABLES
4. SERVICE TABLES
4.1 SERVICE PROGRAM MODE TABLES
4.1.1 TEST PATTERN PRINTING (SP2-902)
4.1.2 INPUT CHECK
4.1.3 OUTPUT CHECK
4.1.4 SYSTEM PARAMETER AND DATA LISTS (SMC LISTS)
4.1.5 NIP BAND WIDTH ADJUSTMENT (SP1-109)
4.1.6 MEMORY ALL CLEAR (SP5-801)
4.1.7 SOFTWARE RESET
4.1.8 SYSTEM SETTING AND COPY SETTING (UP MODE) RESET
4.1.9 NVRAM DATA DOWNLOAD
4.2 PROGRAM DOWNLOAD
4.3 USER PROGRAM MODE
4.3.1 HOW TO ENTER AND EXIT UP MODE
4.3.2 UP MODE TABLE
4.4 TEST POINTS/DIP SWITCHES/LEDS
4.4.1 DIP SWITCHES
4.4.2 TEST POINTS
4.4.3 LEDS
SM iii A283/A284
4.5 SPECIAL TOOLS AND LUBRICANTS
4.5.1 SPECIAL TOOLS
4.5.2 LUBRICANTS
PREVENTIVE MAINTENANCE
5. PREVENTIVE MAINTENANCE SCHEDULE
5.1 PM TABLE
REPLACEMENT AND ADJUSTMENT
6. REPLACEMENT AND ADJUSTMENT
6.1 SCANNER UNIT
6.1.1 EXPOSURE GLASS
6.1.2 SCANNER EXTERIOR/OPERATION PANEL
6.1.3 LENS BLOCK/SBU ASSEMBLY
6.1.4 SCANNER MOTOR
6.1.5 SIB/LAMP STABILIZER
6.2 LASER UNIT
6.2.1 CAUTION DECAL LOCATIONS
6.2.2 LASER UNIT
6.2.3 LASER BEAM PITCH ADJUSTMENT
6.3 COPY ADJUSTMENTS: PRINTING/SCANNING
6.3.1 PRINTING
6.3.2 SCANNING
6.3.3 ADF IMAGE ADJUSTMENT
TROUBLESHOOTING
7. TROUBLESHOOTING
7.1 SERVICE CALL CONDITIONS
7.1.1 SUMMARY
7.1.2 SC CODE DESCRIPTIONS
7.2 ELECTRICAL COMPONENT DEFECTS
7.2.1 SENSORS
7.2.2 SWITCHES
7.3 BLOWN FUSE CONDITIONS
SCANNER KIT B359
1. OVERALL MACHINE INFORMATION
1.1 SPECIFICATIONS
1.1.1 SCANNER CONTROL BOARD
1.1.2 DRAM SIMM
1.2 SOFTWARE
Rev. 08/2003
A283/A284 iv SM
1.2.1 SCANNER DRIVERS
1.2.2 SCANNER UTILITIES
1.2.3 SCANNER UTILITY (OPTION)
2. DETAILED SECTION DESCRIPTIONS
2.1 HARDWARE OVERVIEW
2.2 SCANNER FUNCTIONS
2.2.1 SELF DIAGNOSTICS
2.2.2 IMAGE PROCESSING IN THE SCANNER CONTROLLER
3. INSTALLATION PROCEDURE
4. SERVICE TABLE
4.1 SERVICE PROGRAM MODE
4.1.1 SERVICE PROGRAM ACCESS PROCEDURE
4.1.2 SERVICE PROGRAM MODE TABLES
4.2 DOWNLOADING NEW SOFTWARE
4.2.1 SOFTWARE DOWNLOAD PROCEDURE
4.2.2 ERROR MESSAGES DURING THE SOFTWARE DOWNLOAD
5. REPLACEMENT AND ADJUSTMENT
5.1 PRECAUTION
5.2 NOTE FOR REPLACING THE SCANNER CONTROLLER BOARD
6. TROUBLESHOOTING
6.1 SERVICE CALL CONDITION
6.1.1 SC CODE DESCRIPTIONS
6.2 LEDS
6.3 FIRMWARE HISTORY
6.3.1 B359 FIRMWARE MODIFICATION HISTORY
Rev. 11/2002
SM v A283/A284
FAX UNIT A874
TABLE OF CONTENTS
1. OVERALL MACHINE INFORMATION
1.1 SPECIFICATIONS
1.2 FEATURES
1.2.1 FEATURES LIST
1.2.2 CAPABILITIES OF PROGRAMMABLE ITEMS
1.3 OVERALL MACHINE CONTROL
1.3.1 SYSTEM CONTROL
1.3.2 POWER DISTRIBUTION AND CONTROL
1.3.3 MEMORY BACK-UP
1.4 VIDEO DATA PATH
1.4.1 TRANSMISSION
1.4.2 RECEPTION
1.4.3 PC FAX COMMUNICATION
1.4.4 SCANNING AND PRINTING
2. DETAILED SECTION DESCRIPTIONS
2.1 AUTOMATIC SERVICE CALLS
2.1.1 SERVICE CALL CONDITIONS
2.1.2 PERIODIC SERVICE CALL
2.1.3 PM CALL
2.1.4 EFFECTIVE TERM OF SERVICE CALLS
2.2 SCANNING FEATURES
2.2.1 CREATE MARGIN TRANSMISSION
2.3 PRINTING FEATURES
2.3.1 REDUCTION FOR JOURNAL PRINTING
2.3.2 JOURNAL LINE TYPE SORT PRINTING
2.3.3 PRINTING LISTS & REPORTS ON A5/HLT SIZE PAPER
2.3.4 REDUCTION OF THE SAMPLE IMAGE ON REPORTS
2.4 LINE TYPE CHANGE
2.5 PCBS
2.5.1 FCU
2.5.2 NCU (US)
2.5.3 EXFUNC BOARD
3. INSTALLATION
3.1 INSTALLATION PROCEDURE
3.1.1 FAX UNIT
3.1.2 ISDN UNIT
3.1.3 FAX FUNCTION
3.1.4 PC-FAX EXPANDER TYPE 450E
3.1.5 STAMP UNIT
3.1.6 HANDSET
A283/A284 vi SM
4. SERVICE TABLES
4.1 SERVICE LEVEL FUNCTIONS
4.1.1 HOW TO ENTER AND EXIT THE FAX SERVICE MODE
4.1.2 BIT SWITCH PROGRAMMING (FUNCTION 01)
4.1.3 SYSTEM PARAMETER LISTS (FUNCTION 02)
4.1.4 FCU ROM VERSION DISPLAY (FUNCTION 02)
4.1.5 MODEM PROGRAM VERSION DISPLAY (FUNCTION 02)
4.1.6 ERROR CODE DISPLAY (FUNCTION 03)
4.1.7 SERVICE MONITOR REPORT (FUNCTION 04)
4.1.8 G3 PROTOCOL DUMP LIST (FUNCTION 05)
4.1.9 G4 PROTOCOL DUMP LIST (FUNCTION 05)
4.1.10 PC PROTOCOL DUMPLIST (FUNCTION 05)
4.1.11 RAM DISPLAY AND REWRITE (FUNCTION 06)
4.1.12 NCU PARAMETERS (FUNCTION 06)
4.1.13 RAM DUMP (FUNCTION 06)
4.1.14 RAM CLEAR (FUNCTION 07)
4.1.15 FCU REBOOT
4.1.16 SERVICE STATION FAX NUMBER (FUNCTION 09)
4.1.17 SERIAL NUMBER (FUNCTION 10)
4.1.18 MODEM TEST (FUNCTION 11)
4.1.19 V.34 MODEM TEST (FUNCTION 11)
4.1.20 DTMF TEST (FUNCTION 11)
4.1.21 RINGER TEST (FUNCTION 11)
4.1.22 MEMORY TEST (FUNCTION 11)
4.1.23 DIU TEST (FUNCTION 11)
4.1.24 FILE PRINTOUT (FUNCTION 13)
4.1.25 JOURNAL PRINTOUT (FUNCTION 14)
4.1.26 USAGE LOG PRINTOUT (FUNCTION 15)
4.1.27 DATA TRANSFER (FUNCTION 16)
4.2 BIT SWITCHES
4.2.1 SYSTEM SWITCHES
4.2.2 SCANNER SWITCHES
4.2.3 PRINTER SWITCHES
4.2.4 COMMUNICATION SWITCHES
4.2.5 G3 SWITCHES
4.3 NCU PARAMETERS
4.4 DEDICATED TRANSMISSION PARAMETERS
4.4.1 PROGRAMMING PROCEDURE
4.4.2 PARAMETERS
4.5 SERVICE RAM ADDRESSES
5. PREVENTIVE MAINTENANCE
5.1 SPECIAL TOOLS AND LUBRICANTS
5.2 PM TABLE
SM vii A283/A284
6. REPLACEMENT AND ADJUSTMENT
6.1 PRECAUTION
6.2 NCU AND SPEAKER
6.3 FCU
6.3.1 REMOVAL
6.3.2 SRAM DATA RESTORE FROM FCU
6.3.3 SRAM DATA RESTORE FROM FLASH CARD BACKUP
6.4 ROM UPDATE
6.4.1 FCU ROM DOWNLOAD
6.4.2 FCU ROM UPLOAD
6.4.3 SRAM BACKUP TO A FLASH MEMORY CARD
6.5 DATA ADDRESS RANGES ON THE CARD
6.5.1 FCU AND BICU ROM DATA
6.5.2 MODEM ROM AND SRAM DATA
7. TROUBLESHOOTING
7.1 ERROR CODES
7.2 FAX SC CODES
7.2.1 OVERVIEW
7.2.2 SC1201
7.2.3 SC1207
7.2.4 FAX SC CODE TABLE
7.3 FIRMWARE HISTORY
7.3.1 A874 FIRMWARE HISTORY
Rev. 09/2000
OVERALL INFORMATION A283/A284
OVERALL INFORMATION A874
DETAILED DESCRIPTIONS A283/A284
DETAILED DESCRIPTIONS A874
INSTALLATION A283/A284
INSTALLATION A874
SERVICE TABLES A283/A284
SERVICE TABLES A874
PREVENTIVE MAINTENANCE A283/A284
PREVENTIVE MAINTENANCE A874
REPLACEMENT AND ADJUSTMENT A283/A284
REPLACEMENT AND ADJUSTMENT A874
TROUBLESHOOTING A283/A284
TROUBLESHOOTING A874
SCANNER KIT B359
POSITION 2
POSITION 1
POSITION 3
POSITION 4
POSITION 6
POSITION 5
POSITION 8
POSITION 7
SPECIFICATIONS
SM 1-1 A283/A284
Overall
Information
1. OVERALL MACHINE INFORMATION
1.1 SPECIFICATIONS
The “*” mark indicates differences between these machines and the
A230/A231/A232 machines.
A283 (35 cpm) A284 (45 cpm) Note
Configuration: Desktop
Copy Process: Dry electrostatic transfer system
Original: Sheet/Book
Original Size Maximum A3/11" x 17"
Copy Paper
Maximum:
A3/11" x 17"
Minimum:
A5/5.5" x 8.5" lengthwise (Paper tray / Duplex)
A6/5.5" x 8.5" lengthwise (By-pass)
Copy Paper
Weight:
Paper Tray/Duplex:
64 - 105 g/m2, 20 28 lb
By-pass:
52 - 157 g/m2, 16 42 lb
Reproduction
Ratios:
Metric version (%):
400, 200, 141, 122, 115,
100, 93, 87, 82, 71, 65,
Inch version (%):
400, 200, 155, 129, 121,
100, 93, 85, 78, 73, 65,
50, 25
Metric version (%):
400, 200, 141, 122, 115,
100, 93, 87, 82, 71, 65,
Inch version (%):
400, 200, 155, 129, 121,
100, 93, 85, 78, 73, 65,
50, 32
Zoom: Both versions:
25% to 400% in 1%
Metric version:
35% to 400% in 1%
Inch version:
32% to 400% in 1%
Copying Speed 35 cpm
(A4/11" x 8.5" sideways)
(A3/11" x 17")
(A4/11" x 8.5" sideways)
(A3/11" x 17")
Full size
Repeat copy
Resolution*: Scanning and Printing: 600 dpi
Gradation: Scanning and Printing: 256 levels
Warm-up Time: Less than 85 s Less than 100 s 23C, 73F
First Copy Time
(1st Tray):
Less than 3.9 s Less than 3.2 s A4/11" x 8.5"
sideways (1st
paper tray)
Copy Number
Input:
Ten-key pad, 1 to 999 Count up or
count down
SPECIFICATIONS
A283/A284 1-2 SM
A283 (35 cpm) A284 (45 cpm) Note
Manual Image
Density
Selection:
5 steps
Automatic
Reset:
60 s is the standard setting; it can be changed with the
UP mode.
Auto Shut Off: 60 min. is the standard setting; it can be changed with
the UP mode.
Copy Paper
Capacity:
Paper Tray:
500 sheets (stack thickness up to 56 mm, 2.2") x 2
By-pass Feed:
50 sheets (stack thickness up to 5.5 mm, 0.2")
Copy Tray
Capacity:
A4/11" x 8.5": 500 sheets
A3/B4/8.5" x 14"/11" x 17": 250 sheets
Standard
copy tray
Replenishment:
Cartridge exchange (700 g/cartridge)
Toner Yield: 27k copies
(A4 sideways, 6% full black, 1 to 1 copying, ADS
Power Source: North America
120V/60Hz, More than 12 A
Dimensions
(W x D x H)
670 x 640 x 720 mm (26.4" x 25.2" x 28.3") Without
options
Weight: 75 kg (166 lb)
Power Consumption:
Mainframe only
A283 A284 Note
Maximum Less than 1.44 kW Less than 1.44 kW
Copying Less than 1.05 kW Less than 1.05 kW
Warm-up Less than 1.00 kW Less than 1.05 kW
Stand-by Less than 200 Wh Less than 220 Wh
System
A283 A284 Note
Maximum Less than 1.44 kW Less than 1.44 kW
Copying Less than 1.15 kW Less than 1.15 kW
Warm-up Less than 1.00 kW Less than 1.05 kW
Stand-by Less than 200 Wh Less than 230 Wh
Without the optional
heaters, fax unit,
and printer
controller.
SPECIFICATIONS
SM 1-3 A283/A284
Overall
Information
Noise Emission:
Mainframe Only Full System
Copying
52 dB(A) or less
56 dB(A) or less
60 dB(A) or less
62 dB(A) or less
Stand-by
27 dB(A) or less
27 dB(A) or less
28 dB(A) or less
28 dB(A) or less
NOTE: 1) The above measurements were made in accordance with ISO 7779.
2) Full system measurements do not include the optional fax unit and the
printer controller.
3) In the above stand-by condition, the polygon motor is not rotating.
A283/A284
PARTS CATALOG
000957MIU
A283/A284 PARTS LOCATION AND LIST
LOCATION OF UNIT
1.EXTERIOR 1 (A283/A284)
2.EXTERIOR 2 (A283/A284)
3.EXTERIOR 3 (A283/A284)
4.PLATEN COVER (A381)
5.OPERATION PANEL ASS’Y (A283/A284)
6.OPTICS UNIT 1 (A283/A284)
7.OPTICS UNIT 2 (A283/A284)
8.LASER UNIT (A283/A284)
9.BY-PASS FEED UNIT 1 (A283/A284)
10.BY-PASS FEED UNIT 2 (A283/A284)
11.PAPER TRAY UNIT (A283/A284)
12.PAPER FEED SECTION (A283/A284)
13.PAPER REGISTRATION (A283/A284)
14.TONER HOPPER UNIT (A283/A284)
15.PCU UNIT 1 (A283/A284)
16.PCU UNIT 2 (A283/A284)
17.TRANSFER UNIT 1 (A283/A284)
18.TRANSFER UNIT 2 (A283/A284)
19.DEVELOPMENT UNIT (A283/A284)
20.FUSING UNIT (A283/A284)
21.PAPER SEPARATION UNIT (A283/A284)
22.DUPLEX UNIT 1 (A283/A284)
23.DUPLEX UNIT 2 (A283/A284)
24.DUPLEX UNIT 3 (A283/A284)
25.DRIVE SECTION 1 (A283/A284)
26.DRIVE SECTION 2 (A283/A284)
27.ELECTRICAL SECTION 1 (A283/A284)
28.ELECTRICAL SECTION 2 (A283/A284)
29.FRAME SECTION 1 (A283/A284)
30.FRAME SECTION 2 (A283/A284)
31.OPTION EXIT TRAY (A825)
32.KEY COUNTER UNIT (A674)
33.IOB BOARD (A283/A284)
34.BICU BOARD (A283/A284)
35.DECAL AND DOCUMENT (A283/A284)
36.SPECIAL TOOLS (A283/A284)
A283/A284 PARTS INDEX
PARTS INDEX
EXPANSION BOX TYPE 450e A872 PARTS LOCATION
AND lIST
1.EXPANSION BOX (A872)
A283/A284 PARTS CATALOG
TABLE OF CONTENTS
EXPANSION BOX TYPE 450e PARTS INDEX
PARTS INDEX
FAX OPTION TYPE 450e A8774/B368 PARTS LOCATION
AND LIST
1.FAX OPTION TYPE 450E (A874)
2.FAX OPTION TYPE 450E (A874)
3.PC-FAX EXPANDER (B368)
4.FCU BOARD (A874)
FAX OPTION TYPE 450e A8774/B368 PARTS INDEX
PARTS INDEX
PRINTER CONTROLLER TYPE 450e B358 PARTS
LOCATION AND LIST
1.PRINTER CONTROLER UNIT (B358)
2.PRINTER CONTROL BOARD (B358)
PRINTER CONTROLLER TYPE 450e B358 PARTS INDEX
PARTS INDEX
SCANNER UNIT TYPE 450e B359 PARTS LOCATION
AND LIST
1.SCANNER UNIT TYPE 450e B359
SCANNER UNIT TYPE 450e B359 PARTS INDEX
PARTS INDEX
LOCATION OF UNIT
1.EXTERIOR 1 (A283/A284)
See Page 9
2.EXTERIOR 2 (A283/A284)
See Page 11
3.EXTERIOR 3 (A283/A284)
See Page 13
4.PLATEN COVER (A381)
See Page 15
5.OPERATION PANEL ASS’Y (A283/A284)
See Page 17
6.OPTICS UNIT 1 (A283/A284)
See Page 19
A283/A284 2 Parts Location and List
$GRQLV&EF $$
First Edition January 2000
3$576&$7$/2*
RICOH COMPANY,LTD
LOCATION OF UNIT
1.EXTERIOR 1 (A283/A284)
2.EXTERIOR 2 (A283/A284)
3.EXTERIOR 3 (A283/A284)
4.PLATEN COVER (A381)
5.OPERATION PANEL ASS’Y (A283/A284)
6.OPTICS UNIT 1 (A283/A284)
7.OPTICS UNIT 2 (A283/A284)
8.LASER UNIT (A283/A284)
9.BY-PASS FEED UNIT 1 (A283/A284)
10.BY-PASS FEED UNIT 2 (A283/A284)
11.PAPER TRAY UNIT (A283/A284)
12.PAPER FEED SECTION (A283/A284)
13.PAPER REGISTRATION (A283/A284)
14.TONER HOPPER UNIT (A283/A284)
15.PCU UNIT 1 (A283/A284)
16.PCU UNIT 2 (A283/A284)
17.TRANSFER UNIT 1 (A283/A284)
18.TRANSFER UNIT 2 (A283/A284)
19.DEVELOPMENT UNIT (A283/A284)
20.FUSING UNIT (A283/A284)
21.PAPER SEPARATION UNIT (A283/A284)
22.DUPLEX UNIT 1 (A283/A284)
23.DUPLEX UNIT 2 (A283/A284)
24.DUPLEX UNIT 3 (A283/A284)
25.DRIVE SECTION 1 (A283/A284)
26.DRIVE SECTION 2 (A283/A284)
27.ELECTRICAL SECTION 1 (A283/A284)
28.ELECTRICAL SECTION 2 (A283/A284)
29.FRAME SECTION 1 (A283/A284)
30.FRAME SECTION 2 (A283/A284)
31.OPTION EXIT TRAY (A825)
32.KEY COUNTER UNIT (A674)
33.IOB BOARD (A283/A284)
34.BICU BOARD (A283/A284)
35.DECAL AND DOCUMENT (A283/A284)
36.SPECIAL TOOLS (A283/A284)
PARTS INDEX
PARTS CATALOG
INTRODUCTION
This chapter instructs you the numbers and names of parts on this machine.
INDEX to PARTS CATALOG
January ,25 ’2000


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