Ricoh A250 Service Manual
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Ricoh A250 Service Manual

Ricoh A250 Service Manual

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A250/B001

SERVICE MANUAL

000846MIU
RICOH GROUP COMPANIES

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Summary of Contents for Ricoh A250

  • Page 1: Service Manual

    A250/B001 SERVICE MANUAL 000846MIU RICOH GROUP COMPANIES...
  • Page 2 2.3.3 AUTO POWER CONTROL (APC) ..........2-35 2.3.4 LD SAFETY SWITCH ..............2-36 2.4 ALL-IN-ONE CARTRIDGE (AIO CARTRIDGE) ........2-37 2.4.1 OVERVIEW..................2-37 2.4.2 DRIVE .................... 2-38 2.4.3 DRUM CHARGE ................2-39 2.4.4 DEVELOPMENT................2-40 2.4.5 DRUM CLEANING ................. 2-43 A250...
  • Page 3 3.6.1 ACCESSORY CHECK ..............3-23 3.6.2 1-BIN SORTER INSTALLATION PROCEDURE......3-24 3.7 PLATEN COVER INSTALLATION............3-29 3.7.1 ACCESSORY CHECK ..............3-29 3.7.2 PLATEN COVER INSTALLATION PROCEDURE ......3-29 3.8 EXTENDED MEMORY BOARD INSTALLATION ........3-30 3.8.1 ACCESSORY CHECK ..............3-30 A250...
  • Page 4 4.1.1 HOW TO ENTER AND EXIT USER TOOLS........4-58 4.1.2 USER TOOLS TABLE..............4-58 4.4 LEDS ...................... 4-60 4.5 SPECIAL TOOLS AND LUBRICANTS ........... 4-60 4.5.1 SPECIAL TOOLS................4-60 4.5.2 LUBRICANTS ................4-60 PREVENTIVE MAINTENANCE 5. PREVENTIVE MAINTENANCE SCHEDULE....... 5-1 A250...
  • Page 5 4.1.1 HOW TO ENTER AND EXIT USER TOOLS........4-58 4.1.2 USER TOOLS TABLE..............4-58 4.4 LEDS ...................... 4-60 4.5 SPECIAL TOOLS AND LUBRICANTS ........... 4-60 4.5.1 SPECIAL TOOLS................4-60 4.5.2 LUBRICANTS ................4-60 4.6 ROM HISTORY..................4-61 PREVENTIVE MAINTENANCE 5. PREVENTIVE MAINTENANCE SCHEDULE ....... 5-1 A250...
  • Page 6 6.6.3 STANDARD TRAY PAPER FEED CLUTCH REPLACEMENT..6-25 6.6.4 VERTICAL TRANSPORT ROLLER/SENSOR/ CLUTCH REPLACEMENT............. 6-26 6.6.5 BY-PASS FEED ROLLER REPLACEMENT........6-27 6.6.6 BY-PASS FEED FRICTION PAD REPLACEMENT ....... 6-28 6.6.7 BY-PASS FEED SENSOR REPLACEMENT ......... 6-29 6.6.8 BY-PASS TRAY REMOVAL ............6-30 A250...
  • Page 7 7.3.2 SENSORS ..................7-11 7.4 COPY QUALITY ..................7-12 7.4.1 LOW IMAGE DENSITY..............7-12 7.5 FIRMWARE HISTORY ................7-14 7.5.1 A250 FIRMWARE MODIFICATION HISTORY ......7-14 DOCUMENT FEEDER A859 1. OVERALL INFORMATION............8-1 1.1 SPECIFICATIONS ..................8-1 1.2 MECHANICAL COMPONENT LAYOUT........... 8-2 1.3 ELECTRICAL COMPONENT LAYOUT ............
  • Page 8 3.1 FEED ROLLER REPLACEMENT ............9-14 3.2 TRAY MAIN BOARD REPLACEMENT........... 9-15 3.3 TRAY MOTOR REPLACEMENT ............9-15 3.4 RELAY CLUTCH REPLACEMENT............9-16 3.5 UPPER PAPER FEED CLUTCH REPLACEMENT......... 9-17 3.6 LOWER PAPER FEED CLUTCH REPLACEMENT........ 9-18 3.7 LIFT MOTOR REPLACEMENT .............. 9-19 A250...
  • Page 9 1.4 ELECTRICAL COMPONENT DESCRIPTION ........11-4 2. DETAILED SECTION DESCRIPTIONS........11-5 2.1 BASIC OPERATION ................11-5 3. REPLACEMENT AND ADJUSTMENT........11-6 3.1.1 TOP COVER REMOVAL ............... 11-6 3.1.2 TRAY OPEN SWITCH REPLACEMENT ........11-6 3.1.3 PAPER SENSOR AND EXIT SENSOR REPLACEMENT ..... 11-6 A250...
  • Page 10 2.1.2 PROGRAMMING A CARD WITH THE SOURCE ......13-2 2.2 DOWNLOADING TO A MACHINE............13-4 2.3 SAVING DATA TO A FILE............... 13-4 3. FUNCTIONS ................13-5 3.1 FILE MENU....................13-5 3.1.1 FILE – OPEN .................. 13-5 3.1.2 FILE – CLOSE ................13-5 A250 viii...
  • Page 11 3.2.2 VIEW – STATUS BAR ..............13-6 3.3 IMAGE MENU..................13-7 3.3.1 IMAGE – ERASE ................13-7 3.3.2 IMAGE – READ ................13-8 3.3.3 IMAGE – WRITE................13-9 3.3.4 IMAGE – VERIFICATION ............. 13-10 3.4 HELP MUNU..................13-11 3.4.1 HELP – ABOUT SWAPUTI ............13-11 A250...
  • Page 12 A250...

  • Page 13: Overall Machine Information

    2.5 LINE TYPE CHANGE ................2-20 2.6 PCBS ...................... 2-21 2.6.1 FCU....................2-21 2.6.2 NCU (US)..................2-23 2.6.3 NCU (EUROPE/ASIA)..............2-24 2.6.4 EXFUNC BOARD ................2-25 3. INSTALLATION................3-1 3.1 FAX UNIT ....................3-1 3.2 EXFUNC BOARD (FAX FUNCTION UPGRADE) ........3-10 A250...

  • Page 14: Precautions

    4.4.1 PROGRAMMING PROCEDURE ........... 4-63 4.4.2 PARAMETERS ................4-64 4.5 SERVICE RAM ADDRESSES ..............4-68 5. PREVENTIVE MAINTENANCE ........... 5-1 5.1 SPECIAL TOOLS AND LUBRICANTS ............. 5-1 5.2 PM TABLE ....................5-1 6. REMOVAL AND REPLACEMENT ..........6-1 6.1 PRECAUTION ..................6-1 A250...

  • Page 15: Troubleshooting

    7.1 ERROR CODES ..................7-1 7.2 FAX SC CODES ..................7-10 7.2.1 OVERVIEW..................7-10 7.2.2 SC1201 ..................7-10 7.2.3 SC1207 ..................7-10 7.2.4 FAX SC CODE TABLE ..............7-11 7.3 ROM HISTORY..................7-12 7.3.1 ROM HISTORY – A891 ..............7-12 A250...
  • Page 16 A250...
  • Page 17 3.2.3 NETWORK LAYER (LAYER 3)............3-8 3.2.4 TRANSPORT LAYER (LAYER 4) ............ 3-8 3.2.5 SESSION LAYER, SESSION CONTROL LAYER (LAYER 5)..................3-8 3.2.6 SESSION LAYER, DOCUMENT CONTROL LAYER (LAYER 5)..................3-8 3.3 LEDS ......................3-9 3.4 BACK-TO-BACK TEST................3-10 A250...
  • Page 18 A250...

  • Page 19: Overall Machine Information

    2.2.7 HHH (OPTIONAL)................2-7 3. INSTALLATION PROCEDURES..........3-1 3.1 PRECAUTIONS ..................3-1 3.2 PRINTER CONTROLLER................. 3-1 3.3 HARD DISK (HDD) ................... 3-4 3.4 NETWORK INTERFACE BOARD (NIB) ........... 3-5 3.5 POSTSCRIPT DIMM ................3-7 3.6 MEMORY (SDRAM DIMM) ............... 3-9 A250...

  • Page 20: Overview

    5.2 CONTROLLER ..................5-1 5.3 NIB......................5-3 6. TROUBLESHOOTING..............6-1 6.1 SC CODES ....................6-1 6.2 ERROR CODES ..................6-1 6.3 LED DISPLAY................... 6-2 6.3.1 LOCATION..................6-2 6.3.2 FATAL ERROR................6-3 6.4 ROM HISTORY..................6-5 6.4.1 ROM HISTORY – B305 ..............6-5 A250...

  • Page 21: Overall Information

    2.3.4 APPLETALK (ETHERTALK) NETWORKS ........2-5 3. SERVICE TABLES AND PROCEDURES........3-1 3.1 PRINTING REPORTS ................3-1 3.1.1 NIB STATUS SHEET................3-1 3.1.2 NIB LOG LIST ..................3-1 3.2 NVRAM RESET..................3-1 4. TROUBLESHOOTING ..............4-1 4.1 LED INDICATIONS ...................4-1 4.2 FIRMWARE HISTORY ................4-2 A250...

  • Page 23: Machine Configuration

    3.1 SERVICE PROGRAM MODE TABLES ............ 3-1 3.2 MISFEED DETECTION ................3-1 3.3 OUTPUT CHECK TABLE ................. 3-2 3.4 USER TOOLS................... 3-2 TROUBLESHOOTING 4. TROUBLESHOOTING..............4.1 4.1 SC CODE DESCRIPTION ................. 4-1 ROM HISTORY 5. ROM HISTORY................5.1 5.1 ROM HISTORY ..................5-1 A250/B001...

  • Page 24: Detailed Descriptions

    Rev. 1/00 OVERALL INFORMATION PAPER TRAY UNIT A860 SwapFTL Binary Utility DETAILED DESCRIPTIONS PAPER TRAY UNIT A861 B001 SERVICE MANUAL INSTALLATION 1-BIN SORTER A869 SERVICE TABLES FAX UNIT A891 PREVENTIVE MAINTENANCE ISDN UNIT A890 REPLACEMENT AND ADJUSTMENT PRINTER CONTROLLER B305 TROUBLESHOOTING NETWORK INTERFACE BOARD B307 DOCUMENT FEEDER A859...

  • Page 25: Copy Process

    50% to 200% in 1% steps Power Source: 120 V, 60 Hz: More than 10 A (for North America) 220 ~ 240 V, 50/60 Hz More than 6 A (for Europe/Asia) 110 V, 50/60 Hz More than 11 A (for Taiwan) A250...
  • Page 26 Dimensions (W x D x H): 550 x 575 x 460 mm (21.7" x 22.7" x 18.2") NOTE: Measurement Conditions 1) With by-pass feed table closed 2) Without the ADF Weight: Less than 35 kg (78 lb) Not including ADF, Platen Cover, and AIO A250...

  • Page 27: A4 Sideways

    10 sheets (A3, B4, 11" x 17", 8 " x 13") 1 sheets (non-standard sizes) NOTE: Copy weight: 80g/m (20 lb). Toner Replenishment: All-in-one toner cassette cartridge (750 g/cartridge) Toner Yield: 12 k copies (A4 sideways, 6% full black, 1 to 1 copying, ADS mode) A250...

  • Page 28: Copy Tray

    A3, 11" x 17" A4 6% 80 sheets 99 sheets Number of pages A4 ITU-T#4 12% 35 sheets 99 sheets : Available NOTE: The paper sizes that can be used with Rotate Sort are A4/8 " x 11" and B5 only. A250...

  • Page 29: Parts Catalog

    A250/B001 PARTS CATALOG 000845MIU...

  • Page 30: Paper Feed

    LOCATION OF UNIT............2 LOCATION OF UNIT ............2 1. EXTERIOR (A250) ............6 1. EXTERIOR (B001)............6 2. PLATEN COVER (OPTION A250) ......... 8 2. PLATEN COVER (OPTION B001) ......... 8 3. OPERATION PANEL (A250).......... 10 3. OPERATION PANEL (B001) .......... 10 4.

  • Page 31: Functions

    DOCUMENT FEEDER A859 PARTS LOCATION AND LIST 1-BIN SORTER A869 PARTS LOCATION AND LIST 1. EXTERIOR (A859) ............. 2 1. PT180 (A869)..............2 2. ORIGINAL FEED 1 (A859) ..........4 1-BIN SORTER A869 PARTS INDEX 3. ORIGINAL FEED 2 (A859) ..........6 4.

  • Page 32: Scanner

    LOCATION OF UNIT 1. EXTERIOR (A250) 2. PLATEN COVER (OPTION A250) 3. OPERATION PANEL (A250) See Page 7 See Page 9 See Page 11 4. SCANNER SECTION 1 (A250) 5. SCANNER SECTION 2 (A250) 6. SCANNER SECTION 3 (A250) See Page 13...
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This manual is also suitable for:

B001

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