Service Manual
Page 5
...-Transfer belt cleaning roller clutch service check . . . . 2-68 993-Fuser clutch service check 2-69 994-OPC belt marker sensor service check 2-70 995-High voltage power supply (HVPS) service check . . . 2-72 996-Low voltage power supply (LVPS) service check . . . . 2-74 Cover open service check 2-75 Incorrect media service check 2-78 Missing photodeveloper cartridge service check 2-80 Missing toner cartridge...
...-Transfer belt cleaning roller clutch service check . . . . 2-68 993-Fuser clutch service check 2-69 994-OPC belt marker sensor service check 2-70 995-High voltage power supply (HVPS) service check . . . 2-72 996-Low voltage power supply (LVPS) service check . . . . 2-74 Cover open service check 2-75 Incorrect media service check 2-78 Missing photodeveloper cartridge service check 2-80 Missing toner cartridge...
Service Manual
Page 86
...clutch error Indicates a problem with fuser clutch cable connection. 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 HVPS charging voltage supplied to "992-Transfer belt... cartridge) is not being properly detected by marker sensor. color matching cannot be secured. Go to "993-Fuser clutch service check" on page 2-69. 994 OPC belt marker sensor error Indicates marker on page 2-65. 991 Transfer roller clutch error Indicates a problem with transfer ...
...clutch error Indicates a problem with fuser clutch cable connection. 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 HVPS charging voltage supplied to "992-Transfer belt... cartridge) is not being properly detected by marker sensor. color matching cannot be secured. Go to "993-Fuser clutch service check" on page 2-69. 994 OPC belt marker sensor error Indicates marker on page 2-65. 991 Transfer roller clutch error Indicates a problem with transfer ...
Service Manual
Page 148
... side. board. Properly connect cables. Wait until printer displays error and remove DCN5 from I /O board shield. 5021-0XX 994-OPC belt marker sensor service check Step Questions / actions Yes No 1 Remove photodeveloper Clean marker Go to step 3. If problem markers covered with cotton ... touch negative persists, replace lead of voltmeter to remove I /O board. See "Marker sensor assembly removal" on page 4-55. 2-70 Service Manual See "I/O board removal" on . Replace OPC marker sensor. See "Engine controller board removal" on page 4-69. cartridge. cartridge ...
... side. board. Properly connect cables. Wait until printer displays error and remove DCN5 from I /O board shield. 5021-0XX 994-OPC belt marker sensor service check Step Questions / actions Yes No 1 Remove photodeveloper Clean marker Go to step 3. If problem markers covered with cotton ... touch negative persists, replace lead of voltmeter to remove I /O board. See "Marker sensor assembly removal" on page 4-55. 2-70 Service Manual See "I/O board removal" on . Replace OPC marker sensor. See "Engine controller board removal" on page 4-69. cartridge. cartridge ...