Ricoh D197 Service Manual page 17

4.18.2 IPU .......................................................................................... 4-164
IPU Sub (If SPDF is installed) .......................................................... 4-164
4.18.3 BCU......................................................................................... 4-165
When installing the new BCU ........................................................... 4-165
Replacing the NVRAM (EEPROM) on the BCU ............................... 4-166
4.18.4 CONTROLLER BOARD .......................................................... 4-167
NVRAM on the controller board ....................................................... 4-170
4.18.5 HDD ........................................................................................ 4-173
Adjustment after replacement .......................................................... 4-173
4.18.6 HVPS ...................................................................................... 4-174
4.18.7 PSU ......................................................................................... 4-175
PSU Fuse Location .......................................................................... 4-176
4.18.8 HEATER BOARD .................................................................... 4-176
4.18.9 CONTROLLER BOX ............................................................... 4-177
4.18.10 TEMPERATURE SENSOR ................................................. 4-179
4.19 FANS/FILTERS ................................................................................ 4-180
4.19.1 ODOR FILTER ........................................................................ 4-180
4.19.2 DUST FILTER ......................................................................... 4-181
4.19.3 DEVELOPMENT EXHAUST FAN ........................................... 4-182
4.19.4 PAPER EXIT COOLING FAN ................................................. 4-183
4.19.5 FUSING FAN .......................................................................... 4-184
4.19.6 DEVELOPMENT BEARING COOLING FAN (D200/D201/D202
ONLY) 4-185
4.19.7 PSU COOLING FAN (D200/D201/D202 ONLY) ..................... 4-186
4.20 ADJUSTMENT AFTER REPLACEMENT ......................................... 4-187
4.20.1 PRINTING ............................................................................... 4-187
Registration - Leading Edge/Side-to-Side ........................................ 4-187
Blank Margin .................................................................................... 4-191
Main Scan Magnification .................................................................. 4-193
Parallelogram Image Adjustment ..................................................... 4-193
4.20.2 SCANNING ............................................................................. 4-195
Registration: Platen Mode ................................................................ 4-195
Magnification .................................................................................... 4-196
4.20.3 SCANNER WIRE .................................................................... 4-197
4.20.4 ADF IMAGE ADJUSTMENT ................................................... 4-197
Registration ...................................................................................... 4-197
Sub Scan Magnification .................................................................... 4-198
4.20.5 TOUCH SCREEN CALIBRATION ........................................... 4-199
5. SYSTEM MAINTENANCE ............................................................. 5-1
SM xiii D197/D198/D199/D200/D201/D202