Ricoh Neptune-P1 Service Manual page 9

Pressure Roller Strippers...........................................................................................................................153
Exit Unit Switch..........................................................................................................................................154
Fusing Unit..................................................................................................................................................154
Fusing Cleaning Roller..............................................................................................................................156
Fusing Lamp...............................................................................................................................................157
Hot Roller...................................................................................................................................................158
Pressure Roller............................................................................................................................................158
Hot Roller Thermistor, Thermostats...........................................................................................................159
Motors............................................................................................................................................................160
Drum Motor...............................................................................................................................................160
Fusing Motor, Main Motor.......................................................................................................................161
Used Toner Bottle Motor...........................................................................................................................163
Boards............................................................................................................................................................164
MCU/IPU/MB..........................................................................................................................................164
PSU/Circuit Breaker.................................................................................................................................168
Controller Board........................................................................................................................................169
NVRAM......................................................................................................................................................172
T&S Power Pack........................................................................................................................................173
RFDB (Roll Feeder Drive Board)...............................................................................................................174
SFDB (Sheet Feed Drive Board)...............................................................................................................175
Others.............................................................................................................................................................177
HDD............................................................................................................................................................177
Cooling Fan, Ozone Filter........................................................................................................................178
SP Adjustments...............................................................................................................................................180
Image Adjustment with SP Codes............................................................................................................180
LPH Adjustment with SP Codes.................................................................................................................186
LPH Density Adjustment with SP Codes...................................................................................................189
4. Troubleshooting
Service Call Conditions.................................................................................................................................191
SC Code Descriptions...................................................................................................................................192
SC1XXX......................................................................................................................................................192
SC2XXX......................................................................................................................................................192
SC3XXX......................................................................................................................................................192
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