Xerox Phaser 7800 Service Manual and Parts List Manual


Accurate, clear and concise text, combined with detailed illustrations, lists of error code, instruction and diagrams, guide you through procedure of repair, remediate, maintenance and adjustments your copier, printer or scanner.
Present manual Xerox Phaser 7800 contain clear instructions and procedures on how to fix the problems occurring in your equipment.
The information contained in this repair manual is necessary for the repair, but also prevention, resulting in a longer life of your equipment.
Format of the manual: PDF, makes it easy to navigate, instant download and print. English language.
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

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) Card 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