MINOLTA-QMS PagePro 4100 Series Service Manual page 123

Precautions for Handling the Imaging Cartridge 55
Precautions for Handling the Laser Equipment 54
Precautions for Maintenance/Disassembly 54
PWB 28
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Removal of the Control Panel 64
Removal of the Controller Board (PWB-C) and the Mechanical Control Board (PWB-A) 65
Removal of the Duplex Cover Sensor (DUP_OPEN) 89
Removal of the Duplex Exit Sensor (DUP_PS1) 88
Removal of the Fusing Unit 72
Removal of the Fusing Unit Cooling Fan (M3) 71
Removal of the High Voltage Board (HV1) 79
Removal of the Interlock Switch (S2) 79
Removal of the Jog Motor (M4) and the Jog Position Sensor (JOG_POS1) 85
Removal of the Left Frame 80
Removal of the Main Motor (M1), the Print Head Cooling Fan (M5) and the Power Switch (S1) 81
Removal of the Paper Empty Sensor (P_ENP1) and Toner Empty Sensor (PWB-G) 83
Removal of the Paper Exit Sensor (PS3) 77
Removal of the Paper Take-up Sensor (PS1) 84
Removal of the Paper Take-up Solenoid (SL1) 67
Removal of the Power Unit (PU1) 80
Removal of the Print Head Unit (PH) 78
Removal of the Rear Cover 71
Removal of the Right Cover, the Left Cover and the Front Cover 63
Removal of the Switchback Motor (M41), the Transfer Motor (M42), the Skew Correction Sole-
noid (SL41) and the Duplex Entrance Sensor (DUP_PSR) 87
Removal of the Top Cover 70
Replacement of the 2nd and 3rd Paper Take-up Roller 86
Replacing the Image Transfer Roller 61
Replacing the Paper Take-up Roller 60
Replacing the Transfer Roller 68
Required Service Tools 56
S
Screws 57
Second and Third Paper Cassette Unit 39
Specifications 3
T
Test Print Function 21
Timing Chart 35
Toner Empty Detection 42
Toner smudges on backside 104
TROUBLESHOOTING 92
Troubleshooting for Malfunctions (18, 18N) 96
Troubleshooting for Malfunctions (18L) 98
Troubleshooting for Paper Misfeed 94