Chapter 6 Troubleshooting - Mita DP-2800 Service Manual

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CONTENTS

Chapter 6 TROUBLESHOOTING

Board layouts ............................................................................................................ 6-1
Overall boards layout (Rear view) ............................................................................... 6-1
Diagnostic .................................................................................................................. 6-2
Engine diagnostics flow ............................................................................................... 6-3
Logic controller diagnostics flow ................................................................................. 6-6
General error handling ............................................................................................. 6-7
Panel indicator ............................................................................................................ 6-7
Error messages ......................................................................................................... 6-8
Memory card errors ................................................................................................... 6-11
Call-Service person errors ..................................................................................... 6-13
A1: Uninstalled waste toner conveyer ....................................................................... 6-13
A2: Fuser overheating ............................................................................................... 6-15
A3: Fuser heater disconnection ................................................................................ 6-16
A4: Developer unit life-fuse error .............................................................................. 6-17
B1 - B6: Feed cassette bottom plate motor error ..................................................... 6-18
C1: Duplex communication error ............................................................................... 6-19
C2: Duplex printing registration error ........................................................................ 6-19
C3: Void .................................................................................................................... 6-19
C4: Document finisher IPC communication error ...................................................... 6-19
C5: Document finisher backup RAM error ................................................................ 6-20
C6: Document finisher sensor error .......................................................................... 6-20
C7: Void .................................................................................................................... 6-20
C8: Document finisher staple unit movement motor error ......................................... 6-20
C9: Document finisher staple motor error ................................................................. 6-20
CA: Document finisher alignment motor error ........................................................... 6-20
CB: Document finisher tray motor error .................................................................... 6-21
CC: Document finisher paper feed motor error ......................................................... 6-21
CD: Document finisher paper exit motor error/Sorter error ....................................... 6-21
D0 - D4: Firmware program errors ........................................................................... 6-21
E0: Communication failure ........................................................................................ 6-22
E1: Main motor error ................................................................................................. 6-23
E2: Laser scanner motor error .................................................................................. 6-25
E3: Laser beam detection error ................................................................................. 6-25
E4: Fuser heater error ............................................................................................... 6-27
E5: Eraser error ......................................................................................................... 6-28
E8: Fuser unit life fuse error ...................................................................................... 6-29
E9: Toner motor error ................................................................................................ 6-29
F0: Controller system lock error ................................................................................ 6-30
F1: Main controller ROM checksum error ................................................................. 6-30
F2: RAM read/write error ........................................................................................... 6-30
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