Minolta CF910 Service Manual page 169

Symbol Name
PWB-A CCD Sensor Board
PWB-B A/D Converter Board
PWB-C IR Control Board
PWB-G Motor Drive Board
PWB-I Master Board
PWB-JD PH Control Board (Digital) See p. D-18.
PWB-JA PH Control Board
(Analog)
PWB-K Paper Take-Up Board
PWB-L Power Supply Board
PWB-M1 Automatic Adj. Board
PWB-O Paper Bonding Failure
Detection Board 1
PWB-P Paper Bonding Failure
Detection Board 2
PWB-W PC Drum Heater Control
Board
PWB-Y Failure Sensor Adj. Board Slide out the Transfer Unit. → Remove the Transfer Unit
UN22 Surface Potential
Detection Sensor
UN23 Humidity Sensor
UN27 Control Panel
PU1 DC Power Supply 1
PU2 DC Power Supply 2
HV1 High Voltage Unit 1
HV2 High Voltage Unit 2
HV3 High Voltage Unit 3
HV4 High Voltage Unit 4
Removal Procedure
Remove No. 13,12. → Remove the CCD Assy Cover. →
PWB-A.
Note:
Remove with CCD Assy.
Remove No. 5. → Remove the Shield Cover C,D. →
Remove the IR Board Assy. → Remove the Shield Cover
B.→PWB-B.
Remove No. 5. → Remove the Shield Cover C,D. →
Remove IR Board Assy. → Remove the Shield Cover B.
→ PWB-C.
See p. D-76.
See p. D-75.
Remove No. 21,20. → Remove No. 6,19. → Remove the
bracket. → PWB-K.
Remove No. 21,20. → Remove No. 6,19. → Remove the
bracket. → PWB-L.
Slide out the Developing Unit. → Remove the Cover. →
PWB-M1.
Slide out the Transfer Unit. → Remove the Transfer Film.
→ PWB-O.
Slide out the Transfer Unit. → Remove the Transfer Film.
→ PWB-P.
Slide out the PC Unit. → Remove the PC Drum. → PWB-W.
Cover. → Remove the PWB Cover. → PWB-Y.
Remove No. 21,20. → Remove the Toner Collecting Box.
→ UN22.
Remove No. 21,20. → Remove the Toner Collecting Box.
→ UN23.
Remove No. 2. → UN27.
Remove No. 21,20. → Remove No. 6,19. → Remove the
Cover mounting bracket. → Remove the Cooling Fan
Assy. → PU1.
See p. D-75.
Remove No. 21,20. → Remove the bracket. → HV1.
Slide out the Transfer Unit. → Remove the Transfer Unit
Cover. → HV2.
Slide out the Transfer Unit. → Remove the Transfer Film.
→ HV3.
Slide out and remove the Developing Unit. → Remove the
Drive Cover. → Remove the Developing Unit fixing bracket.
→ Remove the Carrier Retrieving Assy. → Remove the Bk
Toner Developing Unit. → Remove the cover. → HV4.
D-8