Hot Roller......................................................................................................................................................84
Thermostat....................................................................................................................................................85
Pressure Roller and Bushings......................................................................................................................85
NIP Band Width Adjustment.......................................................................................................................86
Cleaning Roller............................................................................................................................................87
Other Replacements.........................................................................................................................................88
Quenching Lamp..........................................................................................................................................88
High-Voltage Power Supply Board............................................................................................................88
BICU (Base-Engine Image Control Unit)....................................................................................................89
Main Motor..................................................................................................................................................90
Left Exhaust Fan............................................................................................................................................90
PSU (Power Supply Unit).............................................................................................................................91
Gearbox.......................................................................................................................................................92
Copy Adjustments Printing/Scanning............................................................................................................95
Printing..........................................................................................................................................................95
Scanning.......................................................................................................................................................97
ADF Image Adjustment................................................................................................................................99
5. Service Tables
Service Program Mode.................................................................................................................................101
SP Tables....................................................................................................................................................101
How to Enter the SP Mode.......................................................................................................................101
Using SP Modes.............................................................................................................................................103
Adjusting Registration and Magnification...............................................................................................103
ID Sensor Error Analysis (SP 2221).........................................................................................................104
Memory Clear...........................................................................................................................................104
Input Check (SP 5803).............................................................................................................................106
Output Check (SP 5804)..........................................................................................................................109
Serial Number Input (SP 5811)...............................................................................................................111
NVRAM Data Upload/Download (SP 5824/5825)...........................................................................112
Firmware Update Procedure ...................................................................................................................114
Test Pattern Print (SP 5902 1)..................................................................................................................115
Paper Jam Counters (SP 7504)...............................................................................................................118
SMC Print (SP 5990)................................................................................................................................118
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