Service Manual
Page 4
... the print system 1-27 Details of the print system 1-29 Charging process 1-29 Exposing process 1-31 Developing process 1-32 First transfer (drum) process 1-34 Belt discharge (erase lamp) process 1-35 Belt cleaning process 1-36 Details of the transfer system 1-38 Second transfer (paper...) process 1-38 Transfer belt cleaning process 1-39 Details of the optical system 1-40 Details of the paper transportation system 1-42 Fusing unit 1-44 Fusing process 1-46 Control system structure 1-47 Electrical system and function 1-47 Control of print process 1-48 Print sequence diagram ...
... the print system 1-27 Details of the print system 1-29 Charging process 1-29 Exposing process 1-31 Developing process 1-32 First transfer (drum) process 1-34 Belt discharge (erase lamp) process 1-35 Belt cleaning process 1-36 Details of the transfer system 1-38 Second transfer (paper...) process 1-38 Transfer belt cleaning process 1-39 Details of the optical system 1-40 Details of the paper transportation system 1-42 Fusing unit 1-44 Fusing process 1-46 Control system structure 1-47 Electrical system and function 1-47 Control of print process 1-48 Print sequence diagram ...
Service Manual
Page 194
...is not compacted. See "Waste toner feeder removal" on page 4-42. • Check for waste toner in printer. Remove transfer belt unit (see "Transfer belt unit removal" on page 4-6. See "Transfer belt cleaning roller removal" on page 4-7). Problem area 1 Waste toner feed system • Waste ...toner auger • Waste toner feeder 2 Transfer unit cleaning roller Action Toner drops on the transfer drum due to installation of the waste toner feed system. • Waste toner auger mylar is not properly collected by...
...is not compacted. See "Waste toner feeder removal" on page 4-42. • Check for waste toner in printer. Remove transfer belt unit (see "Transfer belt unit removal" on page 4-6. See "Transfer belt cleaning roller removal" on page 4-7). Problem area 1 Waste toner feed system • Waste ...toner auger • Waste toner feeder 2 Transfer unit cleaning roller Action Toner drops on the transfer drum due to installation of the waste toner feed system. • Waste toner auger mylar is not properly collected by...
Service Manual
Page 315
... Symbol Part name BR CTFAN DCLK DCLY DCLM DCLC DM DPJ DSW1 DSW2 DSW3 DUP Erase lamp FBCL FBSOL FCS FUCL FUSER unit HPSEN HR HTFAN HVU IOD1 IOD2 LCD Back-up roller Control fan motor (cooling fan PS) Developer clutch (K.Y.M.C.) Developer motor... Drum jam sensor Interlock switch (front) Interlock switch (top) Interlock switch (rear) Duplex unit Erase lamp Cleaning roller solenoid Cleaning cam clutch Cleaning roller sensor Fuser clutch Fuser unit Drum encoder sensor Heater roller Heater fan motor (cooling fan EX) High...
... Symbol Part name BR CTFAN DCLK DCLY DCLM DCLC DM DPJ DSW1 DSW2 DSW3 DUP Erase lamp FBCL FBSOL FCS FUCL FUSER unit HPSEN HR HTFAN HVU IOD1 IOD2 LCD Back-up roller Control fan motor (cooling fan PS) Developer clutch (K.Y.M.C.) Developer motor... Drum jam sensor Interlock switch (front) Interlock switch (top) Interlock switch (rear) Duplex unit Erase lamp Cleaning roller solenoid Cleaning cam clutch Cleaning roller sensor Fuser clutch Fuser unit Drum encoder sensor Heater roller Heater fan motor (cooling fan EX) High...
Service Manual
Page 377
... restore EP factory defaults 3-20 ROM memory test 3-10 serial number 3-17 serial wrap test 3-11 setting configuration ID 3-17 first transfer (drum) process 1-34 fusing process 1-46 fusing unit 1-44 I interface control 1-51 interface connection 1-51 interface type 1-51 L laser drive control circuit 1-50 locations 5-1 boards 5-6 engine controller board 5-16 fans...
... restore EP factory defaults 3-20 ROM memory test 3-10 serial number 3-17 serial wrap test 3-11 setting configuration ID 3-17 first transfer (drum) process 1-34 fusing process 1-46 fusing unit 1-44 I interface control 1-51 interface connection 1-51 interface type 1-51 L laser drive control circuit 1-50 locations 5-1 boards 5-6 engine controller board 5-16 fans...
Service Manual
Page 378
... messages operator 2-9 O optical system 1-40 options identification 1-18 P paper jam sequence 3-2 paper transportation system 1-42 fusing process 1-46 fusing unit 1-44 part number index X-5 preventive maintenance 6-1 print sequence diagram 1-49 print system belt cleaning process 1-36 belt discharge (erase lamp) process... 1-35 charging process 1-29 developing process 1-32 exposing process 1-31 first transfer (drum) process 1-34 printer identification 1-17 printer setup parallel strobe adjustment 3-18 serial number 3-17 setting configuration ID 3-17 setting...
... messages operator 2-9 O optical system 1-40 options identification 1-18 P paper jam sequence 3-2 paper transportation system 1-42 fusing process 1-46 fusing unit 1-44 part number index X-5 preventive maintenance 6-1 print sequence diagram 1-49 print system belt cleaning process 1-36 belt discharge (erase lamp) process... 1-35 charging process 1-29 developing process 1-32 exposing process 1-31 first transfer (drum) process 1-34 printer identification 1-17 printer setup parallel strobe adjustment 3-18 serial number 3-17 setting configuration ID 3-17 setting...