Ricoh Aficio Color 3006 Service Manual page 12

6.9.11 PRESSURE ROLLER AND PRESSURE ROLLER FUSING
LAMP ........................................................................................... 6-73
6.9.12 PRESSURE ROLLER THERMOFUSE AND THERMISTOR
REPLACEMENT .......................................................................... 6-74
6.9.13 NIP BAND WIDTH ADJUSTMENT .............................................. 6-75
6.9.14 CAUTIONS TO BE TAKEN WHEN USING A FUSING UNIT
THAT HAS BEEN IN STOCK FOR A LONG PERIOD.................. 6-76
6.10 DUPLEX UNIT ...................................................................................... 6-77
6.10.1 DUPLEX UNIT REMOVAL........................................................... 6-77
6.10.2 SEPARATION ROLLER REPLACEMENT................................... 6-77
6.10.3 FEED ROLLER REPLACEMENT ................................................ 6-78
6.10.4 DUPLEX FEED MOTOR REPLACEMENT .................................. 6-79
6.11 SYSTEM AND ELECTRONICS ............................................................ 6-81
6.11.1 IPU PROGRAM DOWNLOADING ............................................... 6-81
6.11.2 MAIN PROGRAM DOWNLOADING ............................................ 6-82
6.11.3 NV-RAM UPLOADING AND DOWNLOADING............................ 6-83
Upload/Download Procedure ............................................................. 6-83
6.11.4 RAM CLEAR ................................................................................ 6-84
RAM Clear Procedure ........................................................................ 6-84
Precautions when replacing the NV-RAM .......................................... 6-85
6.11.5 TOUCH PANEL CALIBRATION (A259/A260 ONLY)................... 6-86
7. TROUBLESHOOTING................................................................. 7-1
7.1 SERVICE CALL (SC) ERRORS ............................................................... 7-1
7.1.1 SC TYPES AND RESETTING PROCEDURES ............................... 7-1
7.2 SC CODE TABLE ..................................................................................... 7-2
7.3 PROCESS CONTROL ERROR CONDITIONS ........................................ 7-3
7.3.1 PROCESS CONTROL SELF-CHECK RESULTS (SP3-975-00) ..... 7-3
7.3.2 DEVELOPER SETUP RESULTS (SP3-964-00) .............................. 7-4
7.3.3 SELF-CHECK PROCESS CONTROL RELATED SCS ................... 7-5
7.4 DRUM LIGHT FATIGUE ........................................................................... 7-6
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