Table of Contents
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1. INTRODUCTION .............................................................................................T-1
1-1. General Precautions ................................................................................ T-1
1-2. How to Use This Book ............................................................................. T-1
1-3. Reading the Text ..................................................................................... T-1
1-4. Controlled Parts Check Procedure .......................................................... T-2
2. PAPER TRANSPORT FAILURE ..................................................................... T-5
2-1. Paper Misfeed .......................................................................................... T-5
2-2. Types of Misfeed Detection and Detection Timings ................................ T-7
2-3. Misfeed Troubleshooting Procedures ...................................................... T-9
(1)
Upper/Middle/Lower Drawer Paper Take-Up Misfeed ..................... T-9
(2)
Multi/Manual Bypass Paper Take-Up Failure .................................. T-12
(3)
Transport Misfeed ............................................................................ T-14
(4)
Transfer Misfeed .............................................................................. T-16
(5)
Separator Misfeed ........................................................................... T-18
(6)
Fusing/Exit Misfeed ......................................................................... T-19
(7)
Duplex Unit Misfeed ........................................................................ T-20
3. MALFUNCTION ............................................................................................... T-21
3-1. Detection Timing by Malfunction Code .................................................... T-24
3-2. Troubleshooting Procedures .................................................................... T-30
(1)
(2)
(3)
C05
(4)
(5)
(6)
(7)
(8)
(9)
C06
3-3. Power Supply Related Malfunctions ........................................................ T-51
(1)
Main Relay RY1 is Not Turned ON .................................................. T-51
(2)
Indicators Light Up ........................................................................... T-52
(3)
No Power is Supplied to Options ..................................................... T-53
4. IMAGE QUALITY PROBLEMS ........................................................................ T-54
4-1. Troubleshooting Image Quality Problems ................................................ T-54
4-2. Initial Check Items ................................................................................... T-54
(1)
White Lines in the FD and CD ......................................................... T-55
(2)
Black Lines in the FD and CD ......................................................... T-57
(3)
Oil Streaks in the FD ....................................................................... T-58
(4)
White Bands in the FD and CD ....................................................... T-59
(5)
Black Bands in the FD and CD ........................................................ T-61
CONTENTS
(Fusing Malfunctions) .......................................................... T-40
, C33
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Troubleshooting
