Ricoh Gestetner A283, Gestetner A284 Supplemental Service Manual

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 MACH INE INFORMATION........................................1-1

1.1 SPECIFICATIONS.................................................................................... 1-1

1.2 PAPER EXIT TRAY SELECTION............................................................. 1-4

1.3 MACHINE CONFIGURATION.................................................................. 1-5

1.3.1 SYSTEM COMPONENTS ............................................................... 1-5

1.3.2 INSTALLABLE OPTION TABLE...................................................... 1-7

1.4 MECHANICAL COMPONENT LAYOUT................................................... 1-8

1.5 PAPER PATH........................................................................................... 1-9

1.6 DRIVE LAYOUT ....................................................................................... 1-9

1.7 ELECTRICAL COMPONENT DESCRIPTIONS...................................... 1-10

1.8 BOARD STRUCTURE............................................................................ 1-14

1.8.1 BLOCK DIAGRAM......................................................................... 1-14

1.8.2 DESCRIPTIONS............................................................................ 1-15

DETAILED DESCRIPTIONS

2. DETAILED DESCRIPTIONS....................................................... 2-1

2.1 SCANNING............................................................................................... 2-1

2.1.1 OVERVIEW ..................................................................................... 2-1

2.2 IMAGE PROCESSING ............................................................................. 2-2

2.2.1 OVERVIEW ..................................................................................... 2-2

2.2.2 SBU ................................................................................................. 2-3

2.2.3 IMAGE PROCESSING .................................................................... 2-4

INSTALLATION

3. INSTALLATION PROCEDURE...................................................3-1

3.1 INSTALLATION REQUIREMENTS .......................................................... 3-1

3.1.1 ENVIRONMENT .............................................................................. 3-1

3.1.2 MACHINE LEVEL............................................................................ 3-1

3.1.3 MINIMUM SPACE REQUIREMENTS.............................................. 3-2

3.1.4 POWER REQUIREMENTS.............................................................. 3-3

3.2 INSTALLATION FLOW CHART................................................................ 3-4

3.3 COPIER INSTALLATION.......................................................................... 3-5

3.3.1 ACCESSORY CHECK..................................................................... 3-5

3.3.2 INSTALLATION PROCEDURE........................................................ 3-6

3.4 PAPER TRAY UNIT INSTALLATION..................................................... 3-11

3.4.1 ACCESSORY CHECK................................................................... 3-11

3.4.2 INSTALLATION PROCEDURE...................................................... 3-12

A283/A284 ii SM

3.5 1-BIN TRAY UNIT INSTALLATION ........................................................ 3-16

3.5.1 ACCESSORY CHECK................................................................... 3-16

3.5.2 INSTALLATION PROCEDURE...................................................... 3-17

3.6 BRIDGE UNIT INSTALLATION.............................................................. 3-22

3.6.1 ACCESSORY CHECK................................................................... 3-22

3.6.2 INSTALLATION PROCEDURE...................................................... 3-23

3.7 AUTO REVERSE DOCUMENT FEEDER INSTALLATION.................... 3-25

3.7.1 ACCESSORY CHECK................................................................... 3-25

3.7.2 INSTALLATION PROCEDURE...................................................... 3-26

3.8 LCT INSTALLATION .............................................................................. 3-28

3.8.1 ACCESSORY CHECK................................................................... 3-28

3.8.2 INSTALLATION PROCEDURE...................................................... 3-29

3.9 1,000-SHEET FINISHER INSTALLATION.............................................. 3-31

3.9.1 ACCESSORY CHECK................................................................... 3-31

3.9.2 INSTALLATION PROCEDURE...................................................... 3-32

3.10 3,000-SHEET FINISHER INSTALLATION............................................ 3-35

3.10.1 ACCESSORY CHECK................................................................. 3-35

3.10.2 INSTALLATION PROCEDURE.................................................... 3-36

3.11 PUNCH UNIT INSTALLATION............................................................. 3-39

3.11.1 ACCESSORY CHECK................................................................. 3-39

3.11.2 INSTALLATION PROCEDURE.................................................... 3-40

3.12 PLATEN COVER INSTALLATION........................................................ 3-43

3.13 KEY COUNTER INSTALLATION ......................................................... 3-44

3.14 ANTI-CONDENSATION HEATER........................................................ 3-46

3.15 TRAY HEATER..................................................................................... 3-48

3.16 TRAY HEATER (OPTIONAL PAPER TRAY UNIT) .............................. 3-49

SERVICE TABLES

4. SERVICE TABLES...................................................................... 4-1

4.1 SERVICE PROGRAM MODE TABLES.................................................... 4-1

4.1.1 TEST PATTERN PRINTING (SP2-902)......................................... 4-42

4.1.2 INPUT CHECK............................................................................... 4-43

4.1.3 OUTPUT CHECK........................................................................... 4-47

4.1.4 SYSTEM PARAMETER AND DATA LISTS (SMC LISTS)............. 4-48

4.1.5 NIP BAND WIDTH ADJUSTMENT (SP1-109)............................... 4-49

4.1.6 MEMORY ALL CLEAR (SP5-801)................................................. 4-50

4.1.7 SOFTWARE RESET...................................................................... 4-51

4.1.8 SYSTEM SETTING AND COPY SETTING (UP MODE) RESET... 4-51

4.1.9 NVRAM DATA DOWNLOAD......................................................... 4-52

4.2 PROGRAM DOWNLOAD....................................................................... 4-54

4.3 USER PROGRAM MODE....................................................................... 4-58

4.3.1 HOW TO ENTER AND EXIT UP MODE........................................ 4-58

4.3.2 UP MODE TABLE.......................................................................... 4-58

4.4 TEST POINTS/DIP SWITCHES/LEDS................................................... 4-60

4.4.1 DIP SWITCHES............................................................................. 4-60

4.4.2 TEST POINTS............................................................................... 4-60

4.4.3 LEDS ............................................................................................. 4-61

SM iii A283/A284

4.5 SPECIAL TOOLS AND LUBRICANTS....................................................4-61

4.5.1 SPECIAL TOOLS ...........................................................................4-61

4.5.2 LUBRICANTS.................................................................................4-61

PREVENTIVE MAINTENANCE

5. PREVENTIVE MAINTENANCE SCHEDULE............................... 5-1

5.1 PM TABLE.................................................................................................5-1

REPLACEMENT AND ADJUSTMENT

6. REPLACEMENT AND ADJUSTMENT ........................................ 6-1

6.1 SCANNER UNIT........................................................................................6-1

6.1.1 EXPOSURE GLASS.........................................................................6-1

6.1.2 SCANNER EXTERIOR/OPERATION PANEL..................................6-2

6.1.3 LENS BLOCK/SBU ASSEMBLY ......................................................6-3

6.1.4 SCANNER MOTOR..........................................................................6-4

6.1.5 SIB/LAMP STABILIZER....................................................................6-5

6.2 LASER UNIT .............................................................................................6-6

6.2.1 CAUTION DECAL LOCATIONS.......................................................6-6

6.2.2 LASER UNIT ....................................................................................6-7

6.2.3 LASER BEAM PITCH ADJUSTMENT..............................................6-8

6.3 COPY ADJUSTMENTS: PRINTING/SCANNING......................................6-9

6.3.1 PRINTING ........................................................................................6-9

6.3.2 SCANNING.....................................................................................6-12

6.3.3 ADF IMAGE ADJUSTMENT...........................................................6-14

TROUBLESHOOTING

7. TROUBLESHOOTING ................................................................. 7-1

7.1 SERVICE CALL CONDITIONS .................................................................7-1

7.1.1 SUMMARY.......................................................................................7-1

7.1.2 SC CODE DESCRIPTIONS .............................................................7-2

7.2 ELECTRICAL COMPONENT DEFECTS ................................................7-24

7.2.1 SENSORS......................................................................................7-24

7.2.2 SWITCHES.....................................................................................7-25

7.3 BLOWN FUSE CONDITIONS .................................................................7-26

SCANNER KIT B359

1. OVERALL MACHINE INFORMATION......................................... 8-1

1.1 SPECIFICATIONS.....................................................................................8-1

1.1.1 SCANNER CONTROL BOARD........................................................8-1

1.1.2 DRAM SIMM.....................................................................................8-2

1.2 SOFTWARE..............................................................................................8-3

Rev. 08/2003

A283/A284 iv SM

1.2.1 SCANNER DRIVERS.......................................................................8-3

1.2.2 SCANNER UTILITIES ......................................................................8-3

1.2.3 SCANNER UTILITY (OPTION).........................................................8-3

2. DETAILED SECTION DESCRIPTIONS....................................... 8-4

2.1 HARDWARE OVERVIEW .........................................................................8-4

2.2 SCANNER FUNCTIONS...........................................................................8-6

2.2.1 SELF DIAGNOSTICS.......................................................................8-6

2.2.2 IMAGE PROCESSING IN THE SCANNER CONTROLLER.............8-6

3. INSTALLATION PROCEDURE.................................................... 8-7

4. SERVICE TABLE....................................................................... 8-11

4.1 SERVICE PROGRAM MODE..................................................................8-11

4.1.1 SERVICE PROGRAM ACCESS PROCEDURE.............................8-11

4.1.2 SERVICE PROGRAM MODE TABLES..........................................8-11

4.2 DOWNLOADING NEW SOFTWARE ......................................................8-13

4.2.1 SOFTWARE DOWNLOAD PROCEDURE .....................................8-13

4.2.2 ERROR MESSAGES DURING THE SOFTWARE DOWNLOAD...8-14

5. REPLACEMENT AND ADJUSTMENT ...................................... 8-15

5.1 PRECAUTION.........................................................................................8-15

5.2 NOTE FOR REPLACING THE SCANNER CONTROLLER BOARD.......8-15

6. TROUBLESHOOTING ............................................................... 8-16

6.1 SERVICE CALL CONDITION..................................................................8-16

6.1.1 SC CODE DESCRIPTIONS ...........................................................8-16

6.2 LEDS.......................................................................................................8-17

6.3 FIRMWARE HISTORY............................................................................8-18

6.3.1 B359 FIRMWARE MODIFICATION HISTORY...............................8-18

Rev. 11/2002

SM v A283/A284

FAX UNIT A874

TABLE OF CONTENTS

1. OVERALL MACH INE INFORMATION........................................1-1

1.1 SPECIFICATIONS.................................................................................... 1-1

1.2 FEATURES............................................................................................... 1-2

1.2.1 FEATURES LIST............................................................................. 1-2

1.2.2 CAPABILITIES OF PROGRAMMABLE ITEMS ............................... 1-5

1.3 OVERALL MACHINE CONTROL............................................................. 1-6

1.3.1 SYSTEM CONTROL........................................................................ 1-6

1.3.2 POWER DISTRIBUTION AND CONTROL...................................... 1-7

1.3.3 MEMORY BACK-UP........................................................................ 1-7

1.4 VIDEO DATA PATH.................................................................................. 1-8

1.4.1 TRANSMISSION.............................................................................. 1-8

1.4.2 RECEPTION.................................................................................. 1-10

1.4.3 PC FAX COMMUNICATION.......................................................... 1-11

1.4.4 SCANNING AND PRINTING ......................................................... 1-13

2. DETAILED SECTION DESCRIPTIONS.......................................2-1

2.1 AUTOMATIC SERVICE CALLS................................................................ 2-1

2.1.1 SERVICE CALL CONDITIONS........................................................ 2-1

2.1.2 PERIODIC SERVICE CALL............................................................. 2-3

2.1.3 PM CALL.......................................................................................... 2-3

2.1.4 EFFECTIVE TERM OF SERVICE CALLS....................................... 2-3

2.2 SCANNING FEATURES........................................................................... 2-4

2.2.1 CREATE MARGIN TRANSMISSION............................................... 2-4

2.3 PRINTING FEATURES............................................................................. 2-5

2.3.1 REDUCTION FOR JOURNAL PRINTING ....................................... 2-5

2.3.2 JOURNAL LINE TYPE SORT PRINTING........................................ 2-5

2.3.3 PRINTING LISTS & REPORTS ON A5/HLT SIZE PAPER.............. 2-6

2.3.4 REDUCTION OF THE SAMPLE IMAGE ON REPORTS................. 2-7

2.4 LINE TYPE CHANGE............................................................................... 2-8

2.5 PCBS...................................................................................................... 2-10

2.5.1 FCU................................................................................................ 2-10

2.5.2 NCU (US)....................................................................................... 2-12

2.5.3 EXFUNC BOARD .......................................................................... 2-13

3. INSTALLATION...........................................................................3-1

3.1 INSTALLATION PROCEDURE................................................................. 3-1

3.1.1 FAX UNIT......................................................................................... 3-1

3.1.2 ISDN UNIT....................................................................................... 3-6

3.1.3 FAX FUNCTION .............................................................................. 3-8

3.1.4 PC-FAX EXPANDER TYPE 450E ................................................. 3-10

3.1.5 STAMP UNIT................................................................................. 3-13

3.1.6 HANDSET...................................................................................... 3-16