Service Manual
Page 5
...Fuser assembly service check . . . . 2-61 930,931,932-Laser unit assembly service check 2-62 985-Duplex connection error 1 service check 2-63 986-Duplex connection error 2 service check 2-64 990-Transfer belt unit service check 2-65 991-Transfer roller clutch service check 2-67 992-Transfer ...belt cleaning roller clutch service check . . . . 2-68 993-Fuser clutch service check 2-69 994-OPC belt marker sensor service check ...
...Fuser assembly service check . . . . 2-61 930,931,932-Laser unit assembly service check 2-62 985-Duplex connection error 1 service check 2-63 986-Duplex connection error 2 service check 2-64 990-Transfer belt unit service check 2-65 991-Transfer roller clutch service check 2-67 992-Transfer ...belt cleaning roller clutch service check . . . . 2-68 993-Fuser clutch service check 2-69 994-OPC belt marker sensor service check ...
Service Manual
Page 86
...not being properly detected by marker sensor. Go to "993-Fuser clutch service check" on page 2-69. 994 OPC belt marker sensor error Indicates marker on page 2-68. 993 Fuser clutch error Indicates a problem with HVPS charging voltage supplied to "996-Low voltage power supply (LVPS) service check" ...on page 2-72. 996 LVPS error Go to the OPC (photodeveloper cartridge) charging unit. Go to "994-OPC belt marker sensor service check" on page 2-70. 995 Charger HV unit error Indicates a problem with fuser clutch cable connection. Go to "995-High...
...not being properly detected by marker sensor. Go to "993-Fuser clutch service check" on page 2-69. 994 OPC belt marker sensor error Indicates marker on page 2-68. 993 Fuser clutch error Indicates a problem with HVPS charging voltage supplied to "996-Low voltage power supply (LVPS) service check" ...on page 2-72. 996 LVPS error Go to the OPC (photodeveloper cartridge) charging unit. Go to "994-OPC belt marker sensor service check" on page 2-70. 995 Charger HV unit error Indicates a problem with fuser clutch cable connection. Go to "995-High...
Service Manual
Page 148
... to obtain ground.) Is voltage present and correct? cartridge. board. See "Marker sensor assembly removal" on side. Wait until printer displays error and remove DCN5 from I /O board? assembly and front cover providing 5 VDC assembly are closed. If (on page 4-55. 2-70...board) and ground problem (you can touch negative persists, replace lead of voltmeter to I /O board. Properly connect cables. 5021-0XX 994-OPC belt marker sensor service check Step Questions / actions Yes No 1 Remove photodeveloper Clean marker Go to marker sensor. Are cables DCN5...
... to obtain ground.) Is voltage present and correct? cartridge. board. See "Marker sensor assembly removal" on side. Wait until printer displays error and remove DCN5 from I /O board? assembly and front cover providing 5 VDC assembly are closed. If (on page 4-55. 2-70...board) and ground problem (you can touch negative persists, replace lead of voltmeter to I /O board. Properly connect cables. 5021-0XX 994-OPC belt marker sensor service check Step Questions / actions Yes No 1 Remove photodeveloper Clean marker Go to marker sensor. Are cables DCN5...
