Ricoh M080 Service Manual page 15

4.13.1 BY-PASS FEED CLUTCH AND RELAY CLUTCH ..................... 4-28
4.13.2 PAPER FEED CLUTCH AND REGISTRATION CLUTCH .......... 4-29
4.14 PSU, HVPS ........................................................................................ 4-30
4.15 FANS .................................................................................................. 4-32
4.15.1 COOLING FAN ........................................................................... 4-32
4.15.2 PSU FAN .................................................................................... 4-33
SERVICE MAINTENANCE REFERENCE
5. SYSTEM MAINTENANCE REFERENCE ..................................... 5-1
5.1 SERVICE PROGRAM MODE .................................................................... 5-1
5.1.1 SP TABLES ...................................................................................... 5-1
5.1.2 INPUTTING A VALUE OR SETTING FOR A SERVICE PROGRAM 5-2
5.1.3 EXITING SERVICE MODE ............................................................... 5-2
5.2 UPDATING THE FIRMWARE .................................................................... 5-3
5.2.1 TYPE OF FIRMWARE ...................................................................... 5-3
5.2.2 PRECAUTIONS ................................................................................ 5-4
Handling SD Cards .............................................................................. 5-4
Upload/Download ................................................................................. 5-4
Network Connection ............................................................................. 5-4
5.2.3 MACHINE FIRMWARE UPDATE ..................................................... 5-5
5.2.4 ERROR RECOVERY ........................................................................ 5-6
Controller .............................................................................................. 5-6
Engine .................................................................................................. 5-7
5.3 POWER-ON SELF TESTS ........................................................................ 5-8
5.4 DIP SWITCHES ......................................................................................... 5-9
5.4.1 CONTROLLER BOARD .................................................................... 5-9
TROUBLESHOOTING
6. TROUBLESHOOTING ................................................................. 6-1
6.1 SERVICE CALL CONDITIONS .................................................................. 6-1
6.2 ERROR MESSAGES ................................................................................. 6-2
6.3 GENERAL TROUBLESHOOTING ............................................................. 6-7
6.3.1 IMAGE ADJUSTMENT ..................................................................... 6-7
Registration Adjustment ....................................................................... 6-7
Parallelogram Image Adjustment ......................................................... 6-7
6.3.2 ELECTRICAL DEFECTS .................................................................. 6-8
SM iii M080