Ricoh A284 Manual de serviço suplementar - Página 4

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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

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

iii

Rev. 08/2003

A283/A284