Click 'Download sample' for the free sample file:

 Download sample

Make/Model Information:

  • Brand:   Ricoh
  • Models included:
    • Ricoh B273

File Information:

  • Type:   Factory Service Manual (FSM)
  • Language:   English (EN)
  • Number of pages:   238
  • File size:  ∼ 16.30 MB
  • File Format:   PDF only
  • SME Watermarks:   None
  • Password lock:   No
  • Edit/copy/modify:   Yes
  • SKU:   BMRH-1045

NOTE:  This list was created by program script and may not accurately represent the text from the source pages.   For full preview please click on 'Download sample':

 Download sample

SERVICE MANUAL
002544MIU
SM i B273
TABLE OF CONTENTS
INSTALLATION
1. INSTALLATION
PREVENTIVE MAINTENANCE
2. PREVENTIVE MAINTENANCE
2.1 PM INTERVALS
REPLACEMENT AND ADJUSTMENT
3. REPLACEMENT AND ADJUSTMENT
3.1 GENERAL PRECAUTIONS
3.1.1 SERVICING THE MACHINE
3.1.2 RELEASING PLASTIC LATCHES
3.2 COVERS
3.2.1 REAR COVER
3.2.2 SIDE COVERS
Right Cover
Left Cover
3.2.3 FRONT COVER
3.3 SCANNER ASSEMBLY
3.3.1 REASSEMBLING THE SCANNER ASSEMBLY
3.4 ADF MOTOR ASSEMBLY
3.5 OPERATION PANEL
3.6 MIDDLE COVER AND EXIT ROLLER
3.7 CONTROLLER SHIELD ASSEMBLY
3.8 ENGINE SHIELD ASSEMBLY AND EXIT BOARD
3.8.1 ENGINE SHIELD
3.8.2 EXIT BOARD
3.9 SMPS AND LIU
3.10 FUSING UNIT
3.10.1 FUSING UNIT ASSEMBLY
3.10.2 THERMOSTAT
3.10.3 FUSING LAMP
3.10.4 STRIPPER PAWLS
Reassembling the Fusing Unit
3.10.5 THERMISTOR
3.11 FAN
3.12 LSU
B273 ii SM
3.13 CRUM BOARD
3.14 DRIVE ASSEMBLY
3.15 COVER MID-FRONT
3.16 TRANSFER ASSEMBLY
3.17 FEED ASSEMBLY
3.18 PICK-UP ASSEMBLY AND SOLENOID
3.18.1 PICK-UP ASSEMBLY
3.18.2 SOLENOID
3.18.3 BY-PASS PICK-UP ROLLER AND PAPER FEED
UNIT PICK-UP ROLLER.
By-pass pick-up roller
Paper Feed Unit Pick-up Roller
TROUBLESHOOTING
4. TROUBLESHOOTING
4.1 PAPER PATH
4.1.1 COPY/SCAN DOCUMENT PATH
Scanner
4.1.2 PRINTER PAPER PATH
4.2 PAPER JAM CONDITIONS
Jam0 (Paper Feed Area) Jam1 (Fusing/Toner Cartridge)
Jam2 (Paper Exit Area) By-pass Jam (By-pass Tray)
4.2.1 CLEARING DOCUMENT JAMS (ADF)
ADF Input Misfeed
ADF Exit Misfeed
ADF Roller Misfeed
4.2.2 JAM0 (PAPER FEED AREA)
4.2.3 JAM1 (FUSING AREA OR AROUND THE TONER
CARTRIDGE AREA)
4.2.4 JAM2 (PAPER EXIT AREA)
4.2.5 BY-PASS TRAY JAM
4.3 PAPER FEED PROBLEMS
4.3.1 INCORRECT PRINT POSITION
4.3.2 JAM 0
4.3.3 JAM 1
4.3.4 JAM 2
4.3.5 MULTI-FEEDING
4.3.6 PAPER IN THE FUSING UNIT
4.3.7 PAPER BECOMES ROLLED AROUND THE OPC DRUM
4.3.8 DEFECTIVE ADF
4.4 MACHINE MALFUNCTIONS
4.4.1 LCD DISPLAY DEFECTIVE
4.4.2 DEFECTIVE CONTROL PANEL
4.4.3 FUSING GEAR MELTS (OVERHEATS)
4.4.4 PAPER EMPTY 1
4.4.5 PAPER EMPTY 2
SM iii B273
4.4.6 COVER OPEN 1
4.4.7 COVER OPEN 2
4.4.8 DEFECTIVE MOTOR OPERATION
4.4.9 NO POWER
4.4.10 PRINTED VERTICAL LINES ARE CURVED
4.5 PRINTING QUALITY PROBLEMS
4.5.1 INCORRECT PRINT POSITION
4.5.2 VERTICAL WHITE LINE
4.5.3 HORIZONTAL BLACK BANDS
4.5.4 BLACK/WHITE SPOTS
4.5.5 LIGHT IMAGE
4.5.6 DARK/BLACK IMAGE
4.5.7 UNEVEN DENSITY
4.5.8 BACKGROUND
4.5.9 GHOST 1
4.5.10 GHOST 2
4.5.11 GHOST 3
4.5.12 GHOST 4
4.5.13 MARKS ON FRONT OF PAGE
4.5.14 MARKS ON BACK OF PAGE
4.5.15 BLANK PAGE 1
4.5.16 BLANK PAGE 2
4.6 FAX AND PHONE PROBLEMS
4.6.1 NO DIAL TONE
4.6.2 DEFECTIVE MF DIAL
4.6.3 DEFECTIVE FAX FORWARD/RECEIVE
4.6.4 DEFECTIVE FAX FORWARD
4.6.5 DEFECTIVE FAX RECEIVE 1
4.6.6 DEFECTIVE FAX RECEIVE 2
4.6.7 DEFECTIVE FAX RECEIVE 3
4.6.8 DEFECTIVE FAX RECEIVE 4
4.6.9 DEFECTIVE AUTOMATIC RECEIVING
4.7 COPY PROBLEMS
4.7.1 WHITE COPY
4.7.2 BLACK COPY
4.7.3 UNUSUAL NOISE
4.7.4 DEFECTIVE IMAGE QUALITY
4.8 SCANNING PROBLEMS
4.8.1 PC SCANNING PROBLEMS
4.8.2 POOR QUALITY OF SCANNED IMAGES
4.9 ERROR MESSAGES
4.10 TONER CARTRIDGE
4.10.1 TONER CARTRIDGE PRECAUTIONS
4.10.2 REDISTRIBUTING TONER
4.10.3 TONER CARTRIDGE ERROR MESSAGES
4.10.4 TONER CARTRIDE DETAILS
4.11 SOFTWARE PROBLEMS
4.11.1 PRINTER DOES NOT OPERATE CORRECTLY 1
4.11.2 PRINTER DOES NOT OPERATE CORRECTLY 2
B273 iv SM
4.11.3 ABNORMAL PRINTING
4.11.4 SPOOL ERROR
How to Delete Data in the Spool Manager
4.12 NETWORK PROBLEMS
4.12.1 GENERAL PROBLEMS
4.12.2 WINDOWS PROBLEMS
4.12.3 SYNCTHRU INSTALLATION PROBLEMS
SERVICE PROGRAM MODE
5. SERVICE PROGRAM MODE
5.1 TECH MODE
5.1.1 HOW TO ENTER TECH AND EXIT MODE
What you can do in Tech Mode
5.1.2 DATA SET-UP
Send Level
Dial Mode
Modem Speed
Error Rate
Notify Toner
CLEAR ALL MEMORY
Flash Upgrade
Silence Time
5.1.3 MACHINE TESTS
Switch Test
Modem Test
DRAM Test
ROM Test
Pattern Test
Shading Test
5.1.4 REPORTS
Protocol List
System Data
5.2 USER MODE
5.3 FIRMWARE DOWNLOAD
5.3.1 DOWNLOAD PROCEDURE
Printer Setting Utility Mode
Web Image Monitor Mode
5.3.2 FIRMWARE RECOVERY PROCEDURE
5.4 ENGINE TEST MODE
5.4.1 HOW TO ENTER ENGINE TEST MODE
5.4.2 ENGINE TEST MODE TABLE
Detailed Description (Engine Test Mode)
5.4.3 STATUS PRINT
SM v B273
DETAILED DESCRIPTIONS
6. DETAILED DESCRIPTIONS
6.1 PRINTER COMPONENT LAYOUT
6.1.1 FRONT VIEW
6.1.2 REAR VIEW
6.2 SYSTEM LAYOUT
6.2.1 PAPER FEED
6.2.2 TRANSFER ASSEMBLY
6.2.3 DRIVE ASSEMBLY
6.2.4 FUSING ASSEMBLY
Thermostat
Thermistor
Hot Roller
Pressure Roller
Safety Features
Safety Devices
6.2.5 SCANNING UNIT
CCD Module Specifications
6.2.6 LASER SCANNING UNIT (LSU)
6.2.7 TONER CARTRIDGE
6.2.8 NEW AIO DETECTION
6.2.9 TONER END DETECTION
6.3 CONTROLLER
6.3.1 MAIN PBA
6.3.2 ASIC
Main Function Block
6.3.3 MEMORY
6.3.4 FLASH MEMORY
6.3.5 SDRAM
6.3.6 BATTERY BACKUP
6.3.7 SENSOR INPUT CIRCUIT
Paper Empty Sensor
By-pass Tray Sensor
Paper Feed Sensor
Paper Exit Sensor
Cover Open Sensor
DC Fan/Solenoid Driving
Motor Driving
6.4 SMPS AND HVPS
6.4.1 HVPS
Transfer High Voltage (THV+)
Charge Voltage (MHV)
Cleaning Voltage (THV-)
Developing Voltage (DEV)
Supply Voltage (SUP)
OPC Ground ZENER Voltage
6.4.2 SMPS(SWITCHING MODE POWER SUPPLY)
B273 vi SM
1. AC Input
2. Rated Output Power
3. Power Consumption
4. Length of Power cord
5. Power Switch:
6. Feature
7. Environment Condition
8. EMI Requirement
9. Safety Requirement
6.4.3 FUSING UNIT AC POWER CONTROL
6.5 ENGINE
6.5.1 PAPER FEED
Jam0 (feed area)
Jam1 (inside the machine)
Jam2 (exit area)
6.5.2 DRIVE
6.5.3 TRANSFER
6.5.4 FUSING
6.5.5 LASER SCANNING UNIT
6.6 OPERATION PANEL (OPE)
6.7 USB HOST
6.8 FAX SECTION
6.8.1 MODEM
6.8.2 LIU PBA
SPECIFICATIONS
SPECIFICATIONS
1. GENERAL SPECIFICATIONS
2. PHYSICAL SPECIFICATIONS
3. PRINT SPECIFICATIONS
4. SCAN SPECIFICATIONS
5. COPY SPECIFICATIONS
6. TELEPHONE SPECIFICATIONS
7. FAX SPECIFICATIONS
8. SOFTWARE SPECIFICATIONS
9. PAPER SIZES/WEIGHTS
APPENDIX
BLOCK DIAGRAM
CONNECTION DIAGRAM
INSTALLATION
PREVENTIVE MAINTENANCE
REPLACEMENT AND ADJUSTMENT
TROUBLESHOOTING
SERVICE PROGRAM MODE
DETAILED DESCRIPTIONS
SPECIFICATIONS
APPENDIX
POSITION 2
POSITION 1
POSITION 3
POSITION 4
POSITION 6
POSITION 5
POSITION 8
POSITION 7
PARTS CATALOG
002545MIU
TABLE OF CONTENTS
B273 PARTS LOCATION AND LIST
1. MAIN ASSEMBLY
1.1. PARTS LIST
2. DRIVE ASSEMBLY
2.1. PARTS LIST
3. ADF ASSEMBLY
3.1 PARTS LIST
4. OPE ASSEMBLY
4.1 PARTS LIST
5. SCANNER ASSEMBLY
5.1 PARTS LIST
6.MIDDLE COVER ASSEMBLY
6.1 PARTS LIST
7. FRAME ASSEMBLY
7.1 PARTS LIST
8. FUSING UNIT ASSEMBLY
8.1 PARTS LIST
9. MP ASSEMBLY
9.1 PARTS LIST
10. CASSETTE ASSEMBLY
10.1 PARTS LIST
B273 PARTS INDEX
B873 PARTS LOCATION AND LIST
1. OPTIONAL PAPER FEED UNIT ASSEMBLY
1.1. PARTS LIST
B873 PARTS INDEX
PARTS LIST
B273 2 Parts Location and List
1. MAIN ASSEMBLY
Rev. 04/13/2006


Payment

Before sending payment please download the sample file to verify the following:

  •   Check the Brand, Model and Year.
  •   Review the Table of Contents (TOC).
  •   Review the Bookmarks.
  •   Inspect the quality of images.

7.00USD

Paypal
Credit card*
Debit card**

*Credit card or Debit card processing at Paypal portal.
**Debit card: available only from selected countries/territories.