Xerox Phaser 7800 Service Manual & Parts List

Service Manual & Parts List Xerox Phaser 7800;
This manual is in the PDF format and have detailed Diagrams, pictures and full procedures to diagnose and repair your Xerox.
You can print, zoom or read any diagram, picture or page from this Service Manual & Parts List. Every chapter on this manual is fully detailed and contain all theĀ  simulation codes, trouble codes, maintenance procedures, reset procedures, diagnose procedures of Xerox Phaser 7800 photocopier. You can find easily everything what do you need.
To see what contain, please read table of contents:

1. SERVICE CALL PROCEDURES
Service Call Procedures
Initial Actions
Routine Maintenance Activities
Cleaning Procedures

2. STATUS INDICATOR RAPs
Introduction
Chain 309
309.006.00 2nd BTR Unit (Transfer Roller) End Warning
309.607.00 IBT CLN Unit End Warning
309.608 1/2/3/4 Yellow/ Magenta/ Cyan/ Black Developer Housing/ Developer Beads End of
Life
309.609 Tray 1 (MPT)/ 2/ 3/ 4/ 5 Feed/ Retard/ Nudge Roll
309.612.00 Fuser EOL
309.613.00 IBT Unit End Warning
309.670.00 Suction Filter EOL
Chain 310 – Fusing
310.329 Fuser Cut Fail
310.330 Fuser Motor Fault
310.360 IH Driver Input High Voltage Fault
310.361 IH Driver Input Low Voltage Fault
310.362 IH Driver Surge Fault
310.363 IGBT Temperature High Fault
310.364 IGBT Temperature Sensor Fault
310.367 Input Low Current Fault
310.368 Encoder Pulse Fault
310.369 IH Driver Communication Fault
310.370 IH Driver Freeze Fault
310.371 Heat Belt STS Center Disconnection Fault
310.372 Heat Roll STS Center Over Temperature Fault
310.373 Heat Belt STS Rear Disconnection Fault
310.374 Heat Belt STS Rear Over Temperature Fault
310.375 Heat Belt STS Center Warm Up Time Fault
310.376 Heat Belt STS Rear Warm Up Time Fault
310.377 Fuser On Time Fault
310.378 Heat Belt Rotation Fault
310.379 Fuser Hot Not Ready Return Time Fault
310.380 P/Roll Latch Motor Fault
310.381 Fuser Assy Illegal Fault
310.382 Fuser Thermostat Fault
310.398 Fuser Fan Fault
310.420 Fuser Assembly Near Life Warning
310.421 Fuser Assembly Life Over Warning
Chain 312 – Advanced Finisher
312.111 (SB) H-Transport Entrance Sensor Off Jam A
312.112 (SB) H-Transport Entrance Sensor On Jam A
312.132 (SB) Finisher Entrance Sensor On Jam
312.151 (SB) Compiler Exit Sensor Off Jam
312.152 (SB) Compiler Exit Sensor On Jam
312.161 (SB) Finisher Set Eject Jam
312.210 (SB) NVM Fail
312.211 (SB) Stacker Tray Fault
312.212 (SB) Stacker Tray Upper Limit Fault
312.213 (SB) Stacker Tray Lower Limit Fault
312.221 (SB) Front Tamper Home Sensor On Fault
312.223 (SB) Front Tamper Home Sensor Off Fault
312.224 (SB) Rear Tamper Home Sensor Off Fault
312.231 (SB) Punch Home Sensor On Fault
312.243 (SB) Booklet Folder Home Sensor On Fault
312.249 (SB) Booklet Front Stapler Fault
312.260 (SB) Eject Clamp Home Sensor On Fault
312.263 (SB) Rear Tamper Fault
312.265 (SB) Booklet Folder Home Sensor Off Fault
312.268 (SB) Booklet Rear Stapler Fault
312.269 (SB) Booklet Sub-CPU Communications Fault
312.282 (SB) Eject Clamp Home Sensor Off Fault
312.283 (SB) Set Clamp Home Sensor On Fault
312.284 (SB) Set Clamp Home Sensor Off Fault
312.291 (SB) Stapler Fault
312.295 (SB) Stapler Move Position Sensor On Fault
312.296 (SB) Staple Move Sensor Off Fault
312.300 (SB) Eject Cover Open
312.302 (SB) Finisher Front Cover Open
312.303 (SB) Finisher H-Transport Cover Open
312.334 (SB) Download Mode Fault
312.700 (SB) Punch Box Nearly Full
312.901 (SB) H-Transport Entrance Sensor Static Jam
312.903 (SB) Paper Remains at Compiler Exit Sensor
312.905 (SB) Compiler Tray No Paper Sensor Static Jam
312.911 (SB) Stacker Lower Safety Warning
312.914 (SB) Stacker Tray Stapled Set Over Count
312.923 (SB) H-Transport Entrance Sensor Static Jam
312.935 (SB) Paper at Finisher Entrance Sensor
312.949 (SB) Punch Box Missing
312.965 (SB) Stapler Near Empty
312.966 (SB) Scratch Sheet Compile
312.969 (SB) IOT Center Tray Full
Chain 312 – Professional Finisher
312.112 (C) H-Transport Entrance Sensor On Jam
312.113 (C) Booklet In Sensor On Jam
312.114 (C) Booklet In Sensor Off Jam
312.115 (C) Booklet Folder Roll Exit Sensor On Jam
312.123 (C) H-Transport Exit Sensor On Jam
312.124 (C) H-Transport Top Tray Exit Sensor Off Jam
312.125 (C) Gate Sensor On Jam
312.132 (C) Transport Entrance Sensor On Jam
312.142 (C) Buffer Path Sensor On Jam
312.151(C) Compiler Exit Sensor Off Jam
312.152 (C) Compiler Exit Sensor On Jam
312.161 (C) Set Eject Jam
312.162 (C) H-Transport Exit Sensor On Jam
312.171 (C) Top Tray Exit Sensor On Jam
312.172 (C) Top Tray Exit Sensor Off Jam
312.180 (C) Booklet Folder Roll Exit Sensor Off Jam
312.211(C) Stacker Tray Fault
312.212 (C) Stacker Upper Limit Fault
312.213 (C) Stacker Lower Limit Fault
312.221 (C) Front Tamper Home Sensor On Fault
312.223 (C) Front Tamper Home Sensor Off Fault
312.224 (C) Rear Tamper Home Sensor Off Fault
312.225 (C) Booklet Tamper F Home Sensor On Fault
312.226 (C) Booklet Tamper F Home Sensor Off Fault
312.227 (C) Booklet End Guide Home Sensor Off Fault
312.228 (C) Booklet End Guide Home Sensor On Fault
312.229 (C) Booklet Tamper R Home Sensor On Fault
312.230 (C) Booklet Tamper R Home Sensor Off Fault
312.231 (C) Puncher Home Sensor On Fault
312.232 (C) Puncher Home Sensor Off Fault
312.233 (C) Puncher Move Home Sensor On Fault
312.234 (C) Puncher Move Home Sensor Off Fault
312.243 (C) Booklet Knife Home Sensor On Fault
312.246 (C) Booklet Stapler Fault
312.247 (C) Side Registration Sensor Off Fault
312.260 (C) Eject Clamp Home Sensor On Fault
312.261 (C) Booklet Knife Folding Sensor Fault
312.263 (C) Rear Tamper Home Sensor On Fault
312.264 (C) Booklet Drawer Broken Fault
312.265 (C) Booklet Knife Home Sensor Off Fault
312.266 (C) Booklet Compiler No Paper Sensor Fault
312.269 (C) Booklet Sub-CPU Communications Fault
312.282 (C) Eject Clamp Home Sensor Off Fault
312.283 (C) Set Clamp Home Sensor On Fault
312.284 (C) Set Clamp Home Sensor Off Fault
312.291 (C) Stapler Fault
312.295 (C) Stapler Move Position Sensor On Fault
312.296 (C) Stapler Move Position Sensor Off Fault
312.300 (C) Eject Cover Open
312.302 (C) Finisher Front Door Interlock Open
312.303 (C) H-Transport Cover Open
312.307 (C) Booklet Drawer Set Fault
312.334 (C) Download Mode Failure
312.350 (C) Finisher Communication
312.900 (C) Paper at Buffer Path Sensor
312.901 (C) Paper at H-Transport Entrance Sensor
312.902 (C) Paper at H-Transport Exit Sensor
312.903 (C) Paper at Compiler Exit Sensor
312.905 (C) Paper at Compiler Tray No Paper Sensor
312.906 (C) Paper at H-Transport Exit Sensor
312.907 (C) Paper at Top Tray Exit Sensor
312.910 (C) Staple Ready Sensor Fault
312.916 (C) Stapler NG
312.920 (C) Paper at Gate Sensor (Top Tray Job)
312.921 (C) Paper at Gate Sensor (Compiler Path Job)
312.922 (C) Paper at Gate Sensor (Buffer Path Job)
312.925 (C) Stacker Lower Safety Warning
312.932 (C) Paper Remain at Gate Sensor (Compiler Path Job)
312.935 (C) Paper at Transport Entrance Sensor
312.936 (C) Paper Remain In Booklet Sensor
312.944 (C) Stacker Set Over Full
312.945 (C) Low Staples
312.946 (C) Top Tray Full
312.948 (C) Puncher Waste Bin Nearly Full
312.949 (C) Puncher Waste Bin Open
312.959 (C) Full Stack Detected
312.960 (C) Full Stack Detected
312.961 (C) Mix Stack Detected
312.978 (C) Booklet Stapler NG
312.983 (C) Booklet Tray Full was Detected
312.984 (C) Booklet Low Staple F
312.989 (C) Booklet Low Staple R
Chain 312 – Advanced Finisher
313.210 (SB) Booklet Staple Move Home Sensor On
313.211 (SB) Booklet Staple Move Home Sensor Off
313.212 (SB) Booklet Staple Move Position Sensor On Fault
313.213 (SB) Booklet Staple Move Position Sensor Off Fault
313.220 (SB) Booklet Creaser Detect Fault
313.306 (SB) Booklet Safety Switches Open
313.307 (SB) Booklet Cover Open
Chain 313 – Professional Finisher
313.902 (C) Paper Remains at Booklet Compiler No Paper Sensor
313.903 (C) Paper Remains at Booklet Folder Roll Exit Sensor
Chain 324 – Advanced Finisher
324.916 (SB) Mix Stack Full
324.917 (SB) Stacker Tray Staple Set Over Limit
324.926 (SB) Punch Box Set Fail
324.928 (SB) Scratch Sheet Compile
324.963 (SB) Punch Dust Box Full
324.976 (SB) Staple NG
324.977 (SB) Stapler Feed Ready Fail
324.978 (SB) Booklet Front Stapler or Rear Stapler NG
324.979 (SB) Stapler Near Empty
324.980 (SB) Stacker Tray Full Stack
324.982 (SB) Stacker Lower Safety Warning
324.984 (SB) Booklet Low Staple F
324.989 (SB) Booklet Low Staple R
Chain 341 – Electrical
341.310 IM Logic Fault
341.316 IH Driver Interface Fault
341.317 MCU IH Interface Fault
341.325/ 341.330 MCU PWB F2 Open
341.326/ 341.331 MCU PWB F3 Open
341.327/ 341.332 MCU PWB F4 Open
341.328/ 341.333 MCU PWB F5 Open
341.340 MCU NVM (EEPROM) Data Fault
341.341 MCU NVM (EEPROM) Access Fault
341.342 MCU NVM (EEPROM) Buffer Fault
341.345 MD PWB F2 Open
341.346 MD PWB F3 Open
341.347 Serial I/O Fault
341.348 MD PWB F4 Open
341.349 MD PWB F6 Open
341.350 MD PWB F7 Open
341.351 MD Detect Fault
341.352 MD PWB F5 Open
341.353 MD PWB F8 Open
341.354 MD PWB F9 Open
341.355 MD PWB F10 Open
341.356 MD PWB F11 Open
341.357 MD PWB F12 Open
341.358 MD PWB F13 Open
341.359 MD PWB F14 Open
341.360 MD PWB F15 Open
341.361 MD PWB F16 Open
341.368 MCU-SW Firmware Mismatch
341.369 MD Type Mismatch
Chain 342 – NOHAD
342.320 Drum Y, M, C Motor Fail
342.323 Drum K Motor Fail
342.324 IBT Motor Fail
342.325 Main Motor Fail
342.330 IH Exhaust Fan Fail
342.332 IH Intake Fan Fail
342.334 IBT Fan Fail
342.335 Process 1 Fan Fail
342.336 Process 2 Fan Fail
342.338 LVPS Front Fan Fail
342.340 Cartridge Fan Fail
342.341 M HVPS Fan Fail
342.342 Suction Fan Fail
342.343 Rear Bottom Fan Fail
342.344 C Exit Fan Fail
342.400 Deodorant Filter Life End
342.604 NOHAD Temperature Sensor Fail
342.609 LH Fan Fail
Chain 345
345.310 Image Ready NG
345.311 Controller Communication Fault
345.312 Drive Logic Fault
345.313 ENG_LOGIC_FAIL
345.321 MK_Panel_NG
345.322 MK_Pitch_NG
345.331 MK_MKIF_MSG_Reject
345.332 MK_MMIF_MSG_Reject
345.350 MK_Emergency_Over_Wait
345.351 MK_Emergency_No_Timer
345.352 MK_Emergency_Enforced_Stop
345.370 LPH Power On Fault Multi
345.371 LPH Download Data Fault Multi
345.372 LPH Mismatch Fault Multi
345.373 LPH Read Fault Multi
345.374 LPH Write Fault Multi
345.375 LPH Act Fault Multi
345.376 LPH PLL Lock Fault Multi
Chain 347
347.211 Exit 1 OCT Home Fault
347.212 Exit 2 OCT Home Fault
347.213 Finisher Kind Mismatch
347.216 Finisher Communication Fault
347.320 ALL Destination Tray Broken
Chain 361 – LPH
361.350 LPH Power On Fault Y
361.351 LPH Power On Fault M
361.352 LPH Power On Fault C
361.353 LPH Power On Fault K
361.354 LPH Download Data Fault Y
361.355 LPH Download Data Fault M
361.356 LPH Download Data Fault C
361.357 LPH Download Data Fault K
361.358 LPH Mismatch Fault Y
361.359 LPH Mismatch Fault M
361.360 LPH Mismatch Fault C
361.361 LPH Mismatch Fault K
361.362 LPH Read Fault Y
361.363 LPH Read Fault M
361.364 LPH Read Fault C
361.365 LPH Read Fault K
361.366 LPH Write Fault Y
361.367 LPH Write Fault M
361.368 LPH Write Fault C
361.369 LPH Write Fault K
361.370 LPH Act Fault Y
361.371 LPH Act Fault M
361.372 LPH Act Fault C
361.373 LPH Act Fault K
361.374 LPH Chip Fault Y
361.375 LPH Chip Fault M
361.376 LPH Chip Fault C
361.377 LPH Chip Fault K
361.378 LPH Ltrg Fault Y
361.379 LPH Ltrg Fault M
361.384 LPH Ltrg Fault C
361.385 LPH Ltrg Fault K
361.386 LPH PLL Lock Fault Y
361.387 LPH PLL Lock Fault M
361.388 LPH PLL Lock Fault C
361.389 LPH PLL Lock Fault K
361.390 LPH FFC Connect Posi Fault Y
361.391 LPH FFC Connect Posi Fault M
361.392 LPH FFC Connect Posi Fault C
361.393 LPH FFC Connect Posi Fault K
361.394 LPH FFC Connect Nega Fault Y
361.395 LPH FFC Connect Nega Fault M
361.396 LPH FFC Connect Nega Fault C
361.397 LPH FFC Connect Nega Fault K
361.398 BITZ1 Initialize Fault
361.399 BITZ2 Initialize Fault
361.610 Bitz1 CONTIF Fault
361.611 Bitz2 CONTIF Fault
Chain 371 – Tray 2
371.105 Reg Sensor On Jam (Tray2/3/4/5)
371.210 Tray 2 Lift Up Fault
371.212 Tray 2 Paper Size Sensor Broken
371.940 Tray 5 Lift Up NG
Chain 372 – Tray 3
372.101 Tray 3 Miss Feed
372.102 Feed Out Sensor 3 On Jam (Tray 3/4)
372.210 Tray 3 Lift Up Fault
372.212 Tray 3 Paper Size Sensor Broken
372.900 Tray 3 Feed Out Sensor Static Jam
372.940 Tray 3 Lift Up NG
Chain 373 – Tray 4
373.101 Tray 4 Miss Feed
373.102 Feed Out Sensor 3 On Jam (Tray 4)
373.210 Tray 4 Lift Up Fault
373.212 Tray 4 Paper Size Sensor Broken
373.900 Tray 4 Feed Out Sensor Static Jam
373.940 Tray 4 Lift Up NG
Chain 374 – Tray 5
374.101 Tray 5 Miss Feed
374.210 Tray 5 (3TM) Lift Up Fault
374.212 Tray 5 Paper Size Sensor Broken
374.900 Tray 5 Feed Out Sensor Static Jam
374.940 Tray 5 Lift Up NG
Chain 375 – Tray 1
375.100 Tray 1 Miss Feed
375.103 Tray 1 Feed Out Sensor Off Jam
375.135 Reg Sensor On Jam (Tray 1)
375.212 Tray 1 Nudger Up Down Fault
Chain 377
377.101 Reg Sensor Off Jam
377.103 Exit Sensor 1 Off Jam
377.104 Exit Sensor 1 Off Jam (Too Short)
377.105 Exit Sensor 2 Off Jam
377.106 Exit Sensor 1 On Jam
377.109 Exit Sensor 2 On Jam
377.110 POB Sensor On Jam
377.130 Reg Sensor On Jam (Duplex Direct)
377.131 Duplex Wait Sensor On Jam
377.211 Tray Module Kind Mismatch
377.212 Tray Module Reset Fault
377.214 Tray Module Logic Fault
377.215 Tray Module Communication Fault
377.300 Front Cover Interlock Open
377.301 L/H Cover Interlock Open
377.305 Tray Module L/H Cover Open
377.307 Duplex Cover Open
377.308 L/H High Cover Open
377.314 P/H Module Logic Fault
377.320 All Feed Tray Broken
377.602 Transparency Sensor Fault
377.900 Reg Sensor Static Jam
377.901 Exit Sensor 1 Static Jam
377.902 Exit Sensor 2 Static Jam
377.903 POB Sensor Static Jam
377.907 Duplex Wait Sensor Static Jam
Chain 378
378.210 Tray 4 (TTM) Lift Failure
378.211 Tray 5 (TTM) Lift Failure
378.945 TTM Tray 4 Lift NG
378.946 TTM Tray 5 Lift NG
Chain 389
389.600 RC Sample Lateral Fail-A1
389.601 RC Sample Block Fail-A1-In
389.603 RC Sample Block Fail-A1-Out
389.604 RC Sample Block Fail-B-#1-In
389.606 RC Sample Block Fail-B-#1-Out
389.607 RC Sample Block Fail-B-#2-In
389.609 RC Sample Block Fail-B-#2-Out
389.610 RC Sample Block Fail-B-#3-In
389.612 RC Sample Block Fail-B-#3-Out
389.613 RC Sample Block Fail-B-#4-In
389.615 RC Sample Block Fail-B-#4-Out
389.616 RC Data Over Flow Fail
389.617 RC Lead Regi Over Range Fail
389.625 RC Data Linearity Fail Y
389.626 RC Data Linearity Fail M
389.627 RC Data Linearity Fail C
389.628 RC Data Linearity Fail K
Chain 391
391.313 CRUM ASIC Communication Fault
391.400 Waste Toner Bottle Near Full
391.401 Drum Cartridge K Near Life
391.402 Drum Cartridge K Life Over
391.411 Drum Cartridge Y Near Life
391.421 Drum Cartridge M Near Life
391.431 Drum Cartridge C Near Life
391.480 Drum Cartridge Y Life Over
391.481 Drum Cartridge M Life Over
391.482 Drum Cartridge C Life Over
391.910 Waste Toner Bottle Not In Position
391.911 Waste Toner Bottle Full
391.913 Drum Cartridge K Life End
391.914 Drum CRUM K Communication Fault
391.915 Drum CRUM K Data Broken
391.916 Drum CRUM K Data Mismatch
391.917 Drum CRUM Y Communication Fault
391.918 Drum CRUM M Communication Fault
391.919 Drum CRUM C Communication Fault
391.921 Drum CRUM K Not In Position
391.927 Drum CRUM Y Not In Position
391.928 Drum CRUM M Not In Position
391.929 Drum CRUM C Not In Position
391.940 Drum CRUM Y Data Broken
391.941 Drum CRUM C Data Broken
391.942 Drum CRUM C Data Broken
391.943 Drum CRUM Y Data Mismatch
391.944 Drum CRUM M Data Mismatch
391.945 Drum CRUM C Data Mismatch
Chain 392
392.312 ATC Fault [Y]
392.313 ATC Fault [M]
392.314 ATC Fault [C]
392.315 ATC Fault [K]
392.649 ADC Shutter Open Fault
392.650 ADC Shutter Close Fault
392.651 ADC Sensor Fault
392.657 ATC Amplitude Fault [Y]
392.658 ATC Amplitude Fault [M]
392.659 ATC Amplitude Fault [C]
392.660 ATC Amplitude Fault [K]
392.661 Temperature Sensor Fault
392.662 Humidity Sensor Fault
392.665 ATC Average Fault [Y]
392.666 ATC Average Fault [M]
392.667 ATC Average Fault [C]
392.668 ATC Average Fault [K]
392.670 ADC Patch Fault [Y]
392.671 ADC Patch Fault [M]
392.672 ADC Patch Fault [C]
392.673 ADC Patch Fault [K]
392.675 ADC Mini Setup Fault [Y]
392.676 ADC Mini Setup Fault [M]
392.677 ADC Mini Setup Fault [C]
392.678 ADC Mini Setup Fault [K]
Chain 393
393.314 Y Disp Motor Fault
393.315 M Disp Motor Fault
393.316 C Disp Motor Fault
393.317 K Disp Motor Fault
393.324 Dev Y, M, C Motor Fault
393.400 Y Toner Cartridge Near Empty
393.423 M Toner Cartridge Near Empty
393.424 C Toner Cartridge Near Empty
393.425 K Toner Cartridge Near Empty
393.912 K Toner Cartridge Empty
393.916 Toner K CRUM Not In Position
393.924 Toner K CRUM Communication Fault
393.925 Toner K CRUM Data Broken Fault
393.926 Toner K CRUM Data Mismatch Fault
393.927 Toner Y CRUM Communication Fault
393.941 Toner M CRUM Communication Fault
393.942 Toner C CRUM Communication Fault
393.943 Toner Y CRUM Communication Fault
393.950 Toner Y CRUM Data Broken Fault
393.951 Toner M CRUM Data Broken Fault
393.952 Toner C CRUM Data Broken Fault
393.960 Toner Y CRUM Data Mismatch Fail
393.961 Toner M CRUM Data Mismatch Fail
393.962 Toner C CRUM Data Mismatch Fail
393.970 Toner Y CRUM Not In Position
393.971 Toner M CRUM Not In Position
393.972 Toner C CRUM Not In Position
Chain 394
394.300 IBT Front Cover Open
394.320 1st BTR Contact/Retract Fault
394.323 2nd BTR Contact/Retract Fault
394.324 Belt Home Fail Too Long
394.417 IBT Unit Near End Warning
394.418 IBT CLN Unit Near End Warning
394.419 2nd BTR Unit Near End Warning
394.420 IBT Unit End Warning
Other Faults
AC Power
STBY +5VDC Power
+5VDC Power
+24VDC Power
RAM Errors
LVPS Troubleshooting
Reflective Sensor
Transmissive Sensor
Switch
Generic Solenoid/ Clutch
Wire Motor Open
Wire Motor On
LH Door (A) Open
Set Gate Solenoid Open
Multiple Wire Motor

3. IMAGE QUALITY
Print-Quality Problems Overview
Initial Actions Before Troubleshooting
Repeating Defects
Print-Quality Troubleshooting Pages
Print Test Patterns (dc612)
Image Quality RAPs
IQ1 White Streaks in Sub Scan Direction (Dirt, Scratches)
IQ2 1mm Stripes
IQ3 Image Shift in Process Direction
IQ4 White Stripes
IQ5 SLED Transfer Cycle Stripes
IQ6 In/ Out Density Difference
IQ7 Video Data/ Crosstalk
IQ8 Image Shift in Process
IQ9 Edge-less Image (No Margins)
IQ10 Contamination Stripes
IQ11 Chip/ Half Chip Blanks
IQ12 SLED Transfer Failure
IQ13 Tapes Not Peeled
IQ14 Charging Roll Pitch White Stripes – 1
IQ15 Charging Roll Pitch White Stripes – 2
IQ16 Photoreceptor Pitch Color Stripes
IQ17 Background on Glossy Media
IQ18 Toner Image Detection Color Stripes
IQ19 Toner Droplet Contamination
IQ20 Smear on Heavyweight
IQ21 Rough Black
IQ22 Moist Paper Transfer Failure
IQ23 Toner Contamination at Lead/ Trail Edge
IQ24 Side 2 Transfer Failure
IQ25 Trail Edge Transfer Failure
IQ26 MWS (Side 2) (Micro White Spots)
IQ27 Color Stripes
IQ28 Transfer Blank Areas (Partially Moist Paper)
IQ29 Nip Marks
IQ30 Wetting
IQ31 Condensation
IQ32 Moist Paper Wrinkles (Fuser)
IQ33 Lines on Coated Paper (EXIT)
IQ34 Caterpillar Mark (Transfer)
IQ35 White Streaks Due to Trimmer Jam (DEVE)
IQ36 Heat Haze/ Mock Heat Haze
IQ37 Unevenness Correction Within Image Area (IOT Image Quality)
Print-Quality Specifications
Image Specifications
Image Quality Restrictions

4. REPAIRS AND ADJUSTMENTS
Disassembly Overview
Disassembly Overview
REP 2.x – LPH
REP 2.1 Rear Holder Assembly
REP 2.2 LED Print Head (LPH) Unit (Y/M/C/K)
REP 2.3 LPH Cleaner
REP 2.4 Imaging Unit Cover
REP 2.5 LPH Cable Assembly
REP 2.6 LPH Rear PWB
REP 3.x – Drive
REP 3.1 Fuser Input Bracket Assembly
REP 3.2 Fuser Link, Spring
REP 3.3 Fuser Drive Motor Assembly
REP 3.4 Retract Drive Assembly
REP 3.5 1st BTR Contact Retract Sensor
REP 3.6 Main Drive Assembly
REP 3.7 Main Drive Motor
REP 3.8 Drum Deve/ Drive Assembly
REP 3.9 Drum/ Deve Drive Motor (K)
REP 3.10 IBT Drive Motor
REP 3.11 Drum Drive Motor (Y/M/C)
REP 3.12 Deve Drive Motor (Y/M/C)
REP 4.x – NOHAD
REP 4.1 Fuser Fan and Duct
REP 4.2 Front LVPS Fan
REP 4.3 IH Intake Fan and Duct
REP 4.4 C Fan and Duct
REP 4.5 Process 2 Fan and Duct
REP 4.6 Fan Plate
REP 4.7 Process 1 Fan and Duct
REP 4.8 Bottom Fan
REP 4.9 M Fan and Duct
REP 4.10 IH Exhaust Fan
REP 4.11 Suction Filter
REP 4.12 C Exit Fan and Duct
REP 4.13 NOHAD Thermistor and Bracket
REP 5.x – Development
REP 5.1 Toner Cartridge (Y/M/C/K)
REP 5.2 Toner Dispenser Motor Assembly
REP 5.3 Toner Dispenser Motor (Y/M/C/K)
REP 5.4 Dispenser Pipe Assembly (Y/M/C/K)
REP 5.5 Dispenser Pipe (Y/M/C/K)
REP 5.6 Deve Plate Assembly
REP 5.7 Developer Housing Assembly (Y/M/C/K)
REP 5.8 ATC PWB
REP 5.9 Developer Beads
REP 5.10 HVPS Housing
REP 5.11 HVPS (Deve)
REP 6.x – Transfer
REP 6.1 IBT Belt Cleaner Assembly
REP 6.2 IBT Belt Assembly, Front/ Rear Lock Bracket, Tension Lever
REP 6.2.1 IBT Belt
REP 6.3 HVPS (1st/ 2nd/ DTC)
REP 7.x – Fuser
REP 7.1 Fuser Assembly
REP 7.2 Retract Motor and Bracket
REP 8.x – Xerographic
REP 8.1 Imaging Unit (Y/M/C/K)
REP 8.2 Erase Lamp Unit (K)
REP 8.3 Erase Lamp Unit (Y/M/C)
REP 8.4 Waste Toner Bottle Full Sensor, Waste Toner Bottle Position Sensor, Sensor and Bracket
REP 8.5 Waste Toner Pipe Assembly
REP 8.6 Agitator Motor Assembly
REP 8.7 Gear Bracket Assembly
REP 8.8 Drive Shaft Assembly
REP 8.9 Waste Cartridge
REP 8.10 Bottle Guide and Sensor
REP 9.x – Tray 2 Feeder/Tray 2
REP 9.1 Tray 2 Assembly
REP 9.2 Tray 2 Paper Size Sensor
REP 9.3 Tray 2 Feeder Assembly
REP 9.4 Chute Assembly
REP 9.5 Tray 2 Nudger Level Sensor/ No Paper Sensor
REP 9.6 Actuator
REP 9.7 Tray 2 Feed/ Nudger/ Retard Roll
REP 9.8 One Way Clutch/ Clutch Assembly (25T)/ Friction Clutch
REP 10.x – 1500-Sheet Feeder
REP 10.1 Tray 3 Feeder Assembly/ Feed Out Chute
REP 10.2 Tray 4 Feeder Assembly/ Feed Out Chute
REP 10.3 Tray 5 Feeder Assembly/ Feed Out Chute
REP 10.4 Tray 3/ 4/ 5 Paper Size Sensor
REP 10.5 Tray 3/ 4/ 5 Nudger Level Sensor/ No Paper Sensor
REP 10.6 Tray 3/ 4/ 5 Feed/ Retard/ Nudger Roll
REP 10.7 Tray 3/ 4/ 5 Clutch Assembly (25T)/ One-way Clutch/ Friction Clutch
REP 10.8 Tray Module PWB
REP 10.9 Gear (34T)/ (39T)
REP 10.10 3TM Take Away Motor (bottom Motor)
REP 10.11 TM Take Away Motor 2 (top Motor)
REP 10.12 3TM Left Hand Cover Switch
REP 10.13 Chute Assembly/ Tray 4/5 Feed Out Sensor
REP 10.14 Tray 3 Feed Out Sensor
REP 10.15 Take Away Roller 3/ 4/ 5
REP 10.16 Left Hand Cover Assembly
REP 10.17 Tray Module (3T) (1500-Sheet Feeder)
REP 11.x – 2500-Sheet Feeder
REP 11.1 Tray 5 Assembly
REP 11.2 Tray 4 Assembly
REP 11.3 Tray 5 Feeder Assembly
REP 11.4 Tray 5 Transport Assembly
REP 11.5 Tray 3 Feeder Assembly
REP 11.6 Tray 4 Feeder Assembly
REP 11.7 Tray 3/ 4 Feed/ Retard/ Nudger Roll
REP 11.8 Tray 5 Feed/ Retard/ Nudger Roll
REP 11.9 Left Cover
REP 11.11 TTM Take Away Motor 2 (bottom Motor)
REP 11.12 TTM Take Away Motor (top Motor)
REP 11.13 Rear Cover Assembly
REP 13.x – Tray 1 (MPT)
REP 13.1 Tray 1/ Tray 1 Feeder Assembly
REP 13.2 Top Cover
REP 13.3 Upper Frame Assembly
REP 13.4 Drive Bracket Assembly
REP 13.5 Tray 1 Nudger Position Sensor
REP 13.6 Tray 1 Feed/ Nudger/ Retard Roll
REP 13.7 One Way Clutch (on Feed Roller)
REP 13.8 Friction Clutch (on Retard Roller)
REP 13.9 Tray 1 Feed Out Sensor
REP 13.10 Tray 1 No Paper Sensor
REP 13.11 Tray 1 Paper Size Sensor
REP 13.12 Extension Tray L1/L2
REP 14.x – Left Hand Cover
REP 14.1 Left Hand Cover Interlock Switch
REP 14.2 Transfer Roller (2nd BTR Assembly)
REP 14.3 Left Hand Cover Assembly (Door A)
REP 14.4 Duplex Assembly
REP 14.5 Left Hand Fan 1/ Fan 2/ Fan 3
REP 14.6 Left Hand Fan PWB
REP 14.7 Pinch Chute Assembly
REP 14.8 Duplex Chute Assembly
REP 14.9 Retract Shaft Assembly
REP 14.10 2nd BTR Contact Retract Motor Assembly
REP 14.11 POB Sensor
REP 14.12 Retract Actuator
REP 14.13 Duplex Lever
REP 14.14 Duplex Drive Motor
REP 14.15 Duplex Roller 1 (top Roller)
REP 14.16 Duplex Roller 2 (middle Roller)
REP 14.17 Duplex Roller 3
REP 15.x – Registration
REP 15.1 Registration Transport Assembly
REP 15.2 Take Away Motor
REP 15.3 Registration Clutch
REP 17.x – Exit/OCT
REP 17.1 Exit 2 Assembly
REP 17.2 Exit 1 Base Assembly
REP 17.3 Exit/ OCT 1 Assembly
REP 17.4 Exit 2 Guide Assembly
REP 17.5 Gate 1 Spring
REP 18.x – Electrical
REP 18.1 PWB Chassis Unit (Opening/Closing)
REP 18.2 Backplane PWB
REP 18.3 ESS Fan
REP 18.4 Suction Fan
REP 18.5 MCU PWB
REP 18.6 Motor Drive (MD) PWB
REP 18.8 GFI Chassis Assembly
REP 18.9 IH Driver PWB
REP 18.11 GFI
REP 18.12 Front Cover Interlock Switch
REP 18.13 MOB ADC Assembly
REP 18.14 IBT Front Cover Switch
REP 18.15 Main LVPS
REP 18.16 HVPS (BCR)
REP 19.x – Cover
REP 19.1 Front Cover and Inner Cover
REP 19.2 Top Cover
REP 19.3 Tray 1 Front Cover
REP 19.4 Left Rear Lower Cover
REP 19.5 Left Upper Cover
REP 19.6 Exit Front Cover
REP 19.7 Exit Upper Cover
REP 19.8 Deflector Shield
REP 19.9 Front Left Cover
REP 19.10 Control Panel
REP 19.11 Left Top Cover
REP 19.12 Rear Top Cover
REP 19.13 Left Front Cover
REP 19.14 Left Inner Cover
REP 19.15 Right Cover
REP 19.16 Rear Lower Cover
REP 19.17 Rear Upper Cover
REP 23.x – Advanced Finisher
REP 23.1 H-Transport Assembly
REP 23.2 Advanced Finisher
REP 23.3 Punch Assembly (2/3 Hole, 2/4 Hole)
REP 23.4 H-Transport Counter Balance (Left), H-Transport Counter Balance (Right)
REP 23.5 H-Transport Motor
REP 23.6 H-Transport Belt
REP 23.7 Front Cover Assembly
REP 23.8 Rear Lower Cover
REP 23.9 Rear Upper Cover
REP 23.10 Stacker Lower Cover
REP 23.11 Foot Cover
REP 23.12 Booklet Maker Assembly
REP 23.13 Front Carriage Assembly/ Rear Carriage Assembly
REP 23.14 Stacker Tray Assembly
REP 23.15 Stacker Elevator Motor Assembly
REP 23.16 Stacker Upper Cover
REP 23.17 Stapler Assembly
REP 23.18 Stapler Move Motor Assembly
REP 23.19 Eject Cover Assembly
REP 23.20 Set Clamp Shaft Assembly
REP 23.21 Paper Guide (Left/ Right)
REP 23.22 Eject Cover
REP 23.23 Sub Paddle Solenoid Assembly
REP 23.24 Eject Motor
REP 23.25 Stacker Height Sensor 1 Assembly, Stacker Height Sensor 2 Assembly
REP 23.26 Compile Tray Assembly
REP 23.27 Front/ Rear Tamper Motor
REP 23.28 Front Tamper Home Sensor/ Rear Tamper Home Sensor
REP 23.29 Compiler Tray No Paper Sensor
REP 23.30 Transport Motor
REP 23.31 Transport Belt
REP 23.32 Chute Assembly
REP 23.33 Crease Assembly
REP 23.34 Finisher Main PWB
REP 23.35 Finisher LVPS
REP 23.36 Booklet Maker Front Cover
REP 23.37 Booklet Maker Rear Cover
REP 23.38 Booklet Maker Top Cover
REP 23.39 Booklet Maker Side Cover
REP 23.40 Booklet Maker Rear PWB Cover
REP 23.41 Booklet Maker Left Cover
REP 23.42 Booklet Stapler Move Motor Assembly
REP 23.43 Left Rear Rack, Right Rear Rack
REP 23.44 Booklet Front Stapler Assembly/ Booklet Rear Stapler Assembly
REP 23.45 Harness Assembly
REP 23.46 Booklet Maker PWB
REP 24.x – C-Finisher
REP 24.1 Horizontal Transport Assembly
REP 24.3 H-Transport Rear Cover
REP 24.7 H-Transport Top Cover Assembly (Upper Chute)
REP 24.8 Roll Assembly
REP 24.9 H-Transport Interlock Switch/
REP 24.10 H-Transport Drive Belt
REP 24.12 H-Transport Exit Sensor
REP 24.13 H-Transport Motor Assembly
REP 24.14 Finisher Assembly
REP 24.15 Front Top Cover
REP 24.16 Finisher Front Door (Door G) Interlock Switch
REP 24.17 Front Right (Inner) Cover
REP 24.18 Docking Plate
REP 24.19 Front Door (Door G)
REP 24.20 Top Cover
REP 24.21 Top Tray
REP 24.22 Eject Cover
REP 24.23 Stacker Lower Tray
REP 24.24 Stacker Tray Position
REP 24.25 Rear Lower Cover
REP 24.26 Rear Upper Cover
REP 24.27 Left Top Cover
REP 24.28 Carriage Assembly (Left/ Right)
REP 24.29 Stacker Left Drive Belt
REP 24.30 Stacker Right Drive Belt
REP 24.31 Stack Height Sensor 1
REP 24.32 Stack Height Sensor 2
REP 24.33 Lower Tray Upper Limit and No Paper Sensors
REP 24.34 Elevator Motor
REP 24.35 Stacker Bracket Assembly
REP 24.36 Stacker Encoder Sensor with Bracket
REP 24.37 Inner Cover
REP 24.38 Puncher Frame Assembly
REP 24.39 Punch Move Home Sensor
REP 24.40 Punch Bracket Assembly
REP 24.41 Punch Side Registration Sensors 1 & 2
REP 24.42 Hole Select Punch, Front Punch and Home Punch Sensors
REP 24.43 Punch Box Set Sensor
REP 24.45 Stapler Assembly
REP 24.46 Stapler Move Motor
REP 24.47 Stapler Rail
REP 24.48 Stapler Unit
REP 24.49 Eject Chute Assembly
REP 24.50 Sub Paddle Solenoid
REP 24.51 Paddle Shaft Assembly
REP 24.52 Eject Clamp Motor
REP 24.53 Eject Clamp Bracket
REP 24.54 Eject Clamp Home Sensor
REP 24.55 Eject Cover Switch (Door H Interlock)
REP 24.56 Compiler Tray
REP 24.57 Front/ Rear Tamper Home Sensor
REP 24.58 Compiler Tray No Paper Sensor
REP 24.59 Eject Roll Shaft Assembly
REP 24.60 Set Clamp Clutch
REP 24.61 Set Clamp Home Sensor
REP 24.62 Eject Motor Assembly
REP 24.63 Eject Motor Bracket Assembly
REP 24.64 Compile Exit Sensor
REP 24.65 Pinch Roll
REP 24.66 Paddle Shaft Assembly
REP 24.67 Lower Exit Roller Assembly
REP 24.68 Top Exit Roll Assembly
REP 24.69 Top Tray Full Sensor
REP 24.70 Stacker Top Tray Exit Sensor
REP 24.71 Left/ Right Exit Pinch Rolls
REP 24.72 Lower Exit Chute (R)
REP 24.73 Lower Exit Chute (2b)
REP 24.75 Buffer Path Sensor
REP 24.76 Buffer Roll
REP 24.77 Bottom Buffer Chute
REP 24.78 Upper Chute Assembly
REP 24.79 Entrance Pinch Roller
REP 24.80 Transport Entrance Sensor
REP 24.81 Entrance Roll
REP 24.82 Finisher Transport Motor
REP 24.83 Transfer Gate Solenoid
REP 24.84 Buffer Gate Solenoid
REP 24.85 Transport Gate
REP 24.86 Buffer Gate
REP 24.87 Registration Motor and Belt
REP 24.88 Exit Motor and Belt
REP 24.89 Upper Exit Chute Assembly
REP 24.90 Transport Gate Sensor
REP 24.91 Transport Rolls
REP 24.92 Main PWB
REP 24.93 LVPS
REP 24.94 Booklet Maker
REP 24.95 Booklet Stapler
REP 35.x – Controller
REP 35.1 Image Processor Board
REP 35.2 Hard Disk Drive
REP 35.4 Secure Digital (SD) CardĀ  Adjustments – Finishers
ADJ 12.1 Professional Finisher Leveling
ADJ 12.2 Professional Finisher Booklet Fold Skew
ADJ 12.3 Professional Finisher Booklet Fold Position
ADJ 12.4 Professional Finisher Booklet Staple Position (Staple on Fold)
ADJ 12.5 Professional Finisher Booklet Staple Alignment
ADJ 12.6 Professional Finisher Booklet Wrinkle
ADJ 12.7 Advanced Finisher Hole Punch Position
ADJ 12.8 Advanced Finisher Booklet Crease/Staple Position
ADJ 12.9 Skew Adjustment

5. PARTS LIST
Parts Lists Overview
Parts List Introduction
Subsystem Information
PL 1 – Overview
PL 1.0 System
PL 1.1 Processor (1 of 2)
PL 1.2 Processor (2 of 2)
PL 1.3 3TM Overview
PL 1.4 TTM Overview
PL 2 – LED Printhead
PL 2.1 LED Print Head (1 of 2)
PL 2.2 LED Print Head (2 of 2)
PL 3 – Main Drives
PL 3.1 Drive (1 of 3)
PL 3.2 Drive (2 of 3)
PL 3.3 Drive (3 of 3)
PL 4 – Cooling
PL 4.1 NOHAD Common
PL 4.2 NOHAD (1 of 3)
PL 4.3 NOHAD (2 of 3)
PL 4.4 NOHAD (3 of 3)
PL 5 – Development
PL 5.1 Development (1 of 2)
PL 5.2 Development (2 of 2)
PL 5.3 HVPS (DEVE)
PL 6 – Paper Transport
PL 6.1 Transfer (1 of 2)
PL 6.2 Transfer (2 of 2)
PL 6.3 IBT Belt Unit
PL 7 – Paper Transfer
PL 7.1 Fuser
PL 8 – Xerographic
PL 8.1 Xerographic (1 of 2)
PL 8.2 Xerographic (2 of 2)
PL 9 – Paper Supply
PL 9.1 Tray 2 Feeder/Tray2
PL 9.2 Tray 2
PL 9.3 Tray 2 Feeder
PL 9.4 Tray 2 Feeder Assembly (1 of 2)
PL 9.5 Tray 2 Feeder Assembly (2 of 2)
PL 10 – 3TM Module
PL 10.1 3 Tray Module
PL 10.2 Tray 3/4/5
PL 10.3 Tray 3/4/5 Feeder Assembly (1 of 2)
PL 10.4 Tray 3/4/5 Feeder Assembly (2 of 2)
PL 10.9 Electrical – 3T
PL 10.12 Roller
PL 10.13 3 TM Left Hand Cover Assembly
PL 10.14 3TM Covers
PL 11 – TT Paper Supply
PL 11.1 Tray 3/4/5 Feeder Assembly – TT
PL 11.5 Tray 5 Paper Feed – TT
PL 11.6 Tray 3/4 Paper Feed – TT
PL 11.7 Tray 3 Feeder -TT (1 of 2)
PL 11.8 Tray 3 Feeder – TT (2 of 2)
PL 11.9 Tray 4 Feeder – TT (1 of 2)
PL 11.10 Tray 4 Feeder – TT (2 of 2)
PL 11.11 Tray 5 Feeder – TT (1 of 2)
PL 11.12 Tray 5 Feeder – TT (2 of 2)
PL 11.13 Left Cover Assembly – TT
PL 11.15 Tray 3/4/5 Paper Size Sensor, Tray 4/5 Lift Gear – TT
PL 11.16 Drive – TT
PL 11.17 Electrical – TT
PL 11.18 Cover, Caster – TT
PL 13 – Tray 1
PL 13.1 Tray 1 (MPT) (1 of 5)
PL 13.2 Tray 1 (MPT) (2 of 5)
PL 13.3 Tray 1 (MPT) (3 of 5)
PL 13.4 Tray 1 (MPT) (4 of 5)
PL 13.5 Tray 1 (MPT) (5 of 5)
PL 14 – Covers
PL 14.1 Left Hand Cover (1 of 2)
PL 14.2 Left Hand Cover (2 of 2)
PL 14.3 Left Hand Cover Assembly (1 of 2)
PL 14.4 Left Hand Cover Assembly (2 of 2)
PL 14.5 Duplex Assembly (1 of 2)
PL 14.6 Duplex Assembly (2 of 2)
PL 15 – Registration
PL 15.1 Registration (1 of 2)
PL 15.2 Registration (2 of 2)
PL 17 – Exit Assembly
PL 17.1 Exit 1/OCT, Exit 2
PL 17.2 Exit 1/OCT
PL 17.3 Exit 2 (1 of 3)
PL 17.4 Exit 2 (2 of 3)
PL 17.5 Exit 2 (3 of 3)
PL 18 – Electrical
PL 18.1 PWB Chassis Unit (1 of 2)
PL 18.2 PWB Chassis unit (2 of 2)
PL 18.3 Electrical IOT Rear
PL 18.4 GFI Chassis
PL 18.5 Electrical Front/Right
PL 18.6 Electrical Bottom
PL 18.7 Wire Harness
PL 19 – Main Covers
PL 19.1 Covers (1 of 3)
PL 19.2 Covers (2 of 3)
PL 19.3 Covers (3 of 3)
PL 23 – SB Finisher
PL 23.1 H-Transport Assembly (1 of 5)
PL 23.2 H- Transport Assembly (2 of 5)
PL 23.3 H-Transport Assembly (3 of 5)
PL 23.4 H-Transport Assembly (4 of 5)
PL 23.5 H-Transport Assembly (5 of 5)
PL 23.6 Finisher Covers
PL 23.7 Finisher Stacker
PL 23.8 Finisher Stapler
PL 23.9 Finisher Eject (1 of 5)
PL 23.10 Finisher Eject (2 of 5)
PL 23.11 Finisher Eject (3 of 5)
PL 23.12 Finisher Eject (4 of 5)
PL 23.13 Finisher Eject (5 of 5)
PL 23.14 Finisher Exit/Folder Assembly
PL 23.15 Folder Assembly
PL 23.16 Finisher Electrical
PL 23.17 Booklet Maker Covers
PL 23.18 Booklet Stapler Assembly
PL 23.19 Booklet Front Stapler Assembly
PL 23.20 Booklet Rear Stapler Assembly
PL 23.21 Booklet Electrical
PL 24 – C Finisher
PL 24.2 H-Transport Assembly (1 of 4)
PL 24.4 H-Transport Assembly (2 of 4)
PL 24.5 H-Transport Assembly (3 of 4)
PL 24.6 H-Transport Assembly (4 of 4)
PL 24.11 Covers (1 of 2)
PL 24.12 Covers (2 of 2)
PL 24.31 Finisher Stack
PL 24.32 Finisher Punch
PL 24.33 Finisher Stapler
PL 24.34 Finisher Eject (1 of 3)
PL 24.35 Finisher Eject (2 of 3)
PL 24.36 Finisher Eject (3 of 3)
PL 24.38 Finisher SCT
PL 24.41 Finisher Transport (1 of 3)
PL 24.42 Finisher Transport (2 of 3)
PL 24.43 Finisher Transport (3 of 3)
PL 24.44 Finisher Electrical
PL 24.45 Finisher Harness
PL 24.51 Booklet Accessory
PL 24.52 Booklet – Stapler
PL 24.53 Booklet – End Guide
PL 24.54 Booklet – Knife
PL 24.55 Booklet – Tamper
PL 24.56 Booklet – Roll
PL 24.57 Booklet – Chute
PL 24.58 Booklet – Motor
PL 24.59 Booklet Tray Components
PL 35 – ESS
PL 35.1 ESS (1 of 2)
PL 35.2 ESS (2 of 2)
PL 36 – Kits
PL 36.1 Kits
Part Number Index
Part Number Index

6. GENERAL TROUBLESHOOTING
General Procedures Introduction
System Startup
Power On Self Test (POST)
General Procedure
GP 1 Initial Actions and General Troubleshooting Checklist
GP 2 Printing Configuration Reports
GP 3 Service Diagnostics
GP 4 Service Test Prints
GP 5 Display Problems
GP 6 Printing Problems
GP 7 Secure Print
GP 8 Misfeed
GP 9 Jamming in the Media Path
GP 10 Control Panel Troubleshooting
GP 11 Reset Faults
GP 12 Reset HFSI Counter
GP 13 Printer Not Ready
GP 14 Intermittent Problems
GP 15 Media Jam and the Paper Path
GP 16 USB Port Disabled
GP 17 USB Port Testing
GP 18 Network Printing Simulation
GP 19 Network Troubleshooting
GP 20 HyperTerminal Setup for Controller Communication
GP 21 Firmware Update
GP22 Operating System and Application Problems
GP 23 Regional Toner Conversion
GP 24 Resetting the System Administrator (SA) Password
GP 25 PostScript Error Interpreter
GP 26 PhaserMeter
General Information
Service Information
Diagnostics
Adjustments
Maintenance
Call Closeout
Status Messages

7. WIRING DATA
Plug/Jack Locations
Plug/Jack Diagrams and Designators
Print Engine Plug/Jack
Advanced Finisher Plug/Jack
Professional Finisher Plug/Jack
Wire Network
Print Engine Wirenet
Advanced Finisher Wirenet
Professional Finisher Wirenet
Block Schematic Diagram
Chain 1 Standby Power
Chain 2 Mode Selection
Chain 3 Machine Run Control
Chain 4 Start Print Power
Chain 6 Imaging
Chain 7 Paper Supplying
Chain 8 Paper Transportation
Chain 9 Marking
Chain 10 Fusing and Duplex Transportation
Chain 13 Advanced Finisher
Chain 14 Professional Finisher
Chain 25 Controller

8. THEORY OF OPERATION
Operational Overview
Printing Process
Print Data Flow
Paper Feed
Major Assemblies and Functions
Drive Assembly
Operating Mode
Control
(SB) Advanced Finisher
(C) Professional Finisher

Number of pages: 1302.