Table Of Contents - Toshiba e-STUDIO281c Service Handbook

Table of Contents

General Precautions3
Transportation/Installation3
General Precautions At Service4
Important Service Parts For Safety4
Cautionary Labels4
Disposal5
Table Of Contents7
Specifications/Accessories/Options/Supplies11
Specifications13
System Copy Speed17
Copy Paper17
Accessories19
Options20
Supplies21
System List22
Error Code List23
Jam23
Error Code And Self-Diagnostic Mode23
Service Call30
Error In Internet Fax / Scanning Function37
Electronic Filing Related Error39
E-Mail Related Error40
File Sharing Related Error41
E-Mail Reception Related Error42
Printer Function Error45
Self-Diagnosis Modes47
List Print Mode48
Pm Support Mode (6S)48
Input Check (Test Mode 03)49
Output Check (Test Mode 03)58
Test Print Mode (Test Mode 04)61
Adjustment Mode (05)62
Test Print Pattern In Adjustment Mode64
Setting Mode (08)109
Pixel Counter Related Code220
Pm Support Mode Related Code237
Sub-Codes237
Procedure To Copy The Total Counter Value242
Pixel Counter244
Outline244
Factors Affecting Toner Consumption244
Details Of Pixel Counter245
Toner Cartridge Reference245
Factors Affecting Toner Consumption And The Tendency245
Service Technician Reference246
Print Count (Number Of Output Pages)246
Type Of Calculated Data247
Setting Related With The Pixel Counter Function247
Determination Counter Of Toner Empty247
Pixel Counter Clearing247
Relation Between Pixel Count And Toner Consumption248
Pixel Count And Number Of Output Pages Per Cartridge248
Pixel Counter Confirmation249
Display On Lcd Screen249
Reference Selection Screen249
Information Screen Of Toner Cartridge Reference250
Information Screen Of Service Technician Reference (Full Color)250
Information Screen Of Service Technician Reference (Black)250
Data List Printing251
Data List Of Toner Cartridge Reference251
Data List Of Service Technician Reference251
Display In The Setting Mode252
Print Count, Pixel Count252
Pixel Count Distribution253
Toner Cartridge Reference Count Started Date253
Service Technician Reference Cleared Date253
Toner Cartridge Reference Cleared Date253
Classification List Of Adjustment Mode254
Setting Mode254
Adjustment Order (Image Related Adjustment)267
Adjustment Of The Auto-Toner Sensor268
Standard Of Adjustment Value Range270
Current Sensor Voltages270
Performing Image Quality Control271
When Unpacking271
Image Dimensional Adjustment272
General Description272
Procedure To Key In Adjustment Values273
Paper Alignment At The Registration Roller274
Printer Related Adjustment275
Transfer Belt Cleaning Unit Contact Timing Adjustment277
Transfer Belt Cleaning Unit Release Timing Adjustment277
Secondary Scanning Data Laser Writing Start Position278
Adjustment For Long-Sized Paper278
Adjustment For Short-Sized Paper279
Scanner Related Adjustment280
Image Distortion280
Reproduction Ratio Adjustment Of Primary Scanning Direction282
Image Location Of Primary Scanning Direction282
Reproduction Ratio Of Secondary Scanning Direction282
Image Location Of Secondary Scanning Direction282
Top Margin283
Right Margin283
Bottom Margin284
Adjustments And Checks Using Test Chart No. Tcc-1285
Checking Areas Of The Chart And Their Descriptions286
Image Quality Adjustment (Copying Function)287
Automatic Gamma Adjustment287
Color Deviation Adjustment288
Test Pattern (Block)292
Density Adjustment294
Color Balance Adjustment295
Gamma Balance Adjustment296
Offsetting Adjustment For Background Processing296
Judgment Threshold For Acs297
Sharpness Adjustment297
Setting Range Correction (Adjustment Of Background Peak)298
Adjustment Of Smudged/Faint Text299
Adaptation To Highlighter299
Beam Level Conversion Setting300
Maximum Toner Density Adjustment To Paper Type300
Maximum Text Density Adjustment301
Text/Photo Reproduction Level Adjustment301
Black Reproduction Switching At The Twin Color Copy Mode302
Background Adjustment(Black Mode)302
Image Quality Adjustment (Printing Function)303
Gamma Balance Adjustment (Black Mode)304
Color Balance Adjustment (Color Mode)305
Upper Limit Value At Toner Saving Mode306
Dot Size Adjustment In Black Printing306
Image Processing: Gamma Correction Table All Clearing306
Image Quality Adjustment (Scanning Function)307
Density Adjustment (Black Mode)308
Background Adjustment (Gray Scale Mode)309
Setting Range Correction311
Fine Adjustment Of Black Density312
Rgb Conversion Method Selection312
Reproduction Ratio Of Primary Scanning Direction (Black)313
Reproduction Ratio Of Primary Scanning Direction (Color)313
High-Voltage Transformer Setting314
Adjustment Of The Scanner Section315
Carriages315
Assembling Carriage Wires317
Lens Unit319
Replacing The Lens Unit319
Installation Of Lens Unit319
Sheet Sideways Deviation Caused By Paper Feeding321
3.10 Adjustment Of The Paper Feeding System321
Doctor-To-Sleeve Gap (Black Developer Unit)323
3.11 Adjustment Of The Developer Unit323
Doctor-To-Sleeve Gap (Color Developer Unit)325
Black Developer Unit Lift Up/Down Timing Adjustment327
Code To Be Used For The Adjustment328
Adjustment Of The Radf (Mr-3018)329
Adjustment Of Radf Position329
Adjustment Of Radf Height334
Adjustment Of Skew336
Simplex Copying336
Duplex Copying336
Adjustment Of The Leading Edge Position339
Adjustment Of Horizontal Position340
Adjustment Of Copy Ratio342
Adjustment Of Radf Opening/Closing Sensor343
Adjustment Of The Finisher (Mj-1022)344
Adjusting The Jogging Plate Width344
Adjusting The Angle Of The Jogging Plate346
Adjusting The Overlap Of The Sensor Flag347
Adjusting The Tension Of The Stack Processing Motor Belt348
Releasing The Stack Tray Guide Lever Fixing Plate350
Adjustment Of The Upper Tray Angle351
Dip Switch Functions353
Adjustment Of The Finisher (Mj-1023/1024)355
Adjusting The Alignment Position (Finisher Unit)355
Adjusting The Staple Position (Finisher Unit)356
Adjusting The Folding Position (Saddle Stitcher Unit)357
Fine Adjustment Of Binding/Folding Position (Saddle Stitcher Unit)360
Sensor Output Adjustment (Puncher Unit)360
Registering The Number Of Punch Holes (Puncher Unit)361
Adjustment Of The Finisher (Mj-1101)362
Adjusting The Alignment Position362
Adjusting The Stapling Position364
B4-Size Recycled Paper Mode Settings366
Preventive Maintenance (Pm)369
Pm Support Mode369
Operational Flow And Operational Screen369
Main Screen370
Sub Screen372
Clear Screen373
Access Tree374
Work Flow Of Parts Replacement376
General Descriptions For Pm Procedure377
Operational Items In Overhauling378
Preventive Maintenance Checklist379
Symbols/Value Used In The Checklist379
Front Bearings Of Mixers392
Color Auto-Toner Sensor392
Transfer Belt Home Position Sensor394
Transfer Belt Recovery Blade394
Area Around Image Quality Sensor394
Separation Finger394
Thermistor395
Separation Roller395
Paper Holder Cam395
Buffer Tray Shaft396
Stapler Carrier Shaft396
Rack Gear, Pinion Gear (Aligning Plate)397
Finishing Tray Shaft397
Movable Tray Drive Gear397
Buffer Tray Guide398
Pm Kit399
Jig List400
Grease List401
Precautions For Storing And Handling Supplies402
Checking And Cleaning Of Photoconductive Drum402
Handling Of Drum Cleaner Brush403
Handling Of Transfer Belt403
Checking And Cleaning Of Drum Cleaning Blade And Transfer Belt Cleaning Blade403
Checking And Cleaning Of Fuser Belt And Pressure Roller404
Checking And Replacing The Oil Roller And Cleaning Roller404
Fuser Belt404
Pressure Roller404
Checking And Cleaning Of Discharge Brush405
Troubleshooting407
Diagnosis And Prescription For Each Error Code407
Paper Transport Jam (Paper Exit Section)407
Stop Jam At The Exit Sensor408
Paper Misfeeding409
Bypass Misfeeding (Paper Not Reaching The Registration Sensor)410
Upper Drawer Misfeeding411
Lower Drawer Misfeeding412
Pfp Upper Drawer Misfeeding413
Pfp Lower Drawer Misfeeding414
Lcf Misfeeding415
Paper Transport Jam416
Stop Jam In The Adu421
Paper Remaining On The Transport Path Due To Multiple Feeding422
Other Paper Jam424
Power-On Jam424
Relation Between The Jamming Area And The Corresponding Sensors/Covers424
Image Data Delay Jam425
Paper Remaining On The Transport Path425
Cover Open Jam426
Jam Access Cover Open426
Front Cover Open Jam426
Pfp Side Cover Open Jam427
Adu Open Jam427
Side Cover Open Jam428
Lcf Side Cover Open Jam428
Bridge Unit Open Jam429
Radf Jam430
Jam Not Reaching The Original Registration Sensor430
Cover Open Jam In The Read Ready Status430
Feed Signal Reception Jam431
Jam Not Reaching The Read Sensor431
Jam Not Reaching The Exit Sensor432
Jam Not Reaching The Reverse Sensor432
Stop Jam At The Registration Sensor432
Stop Jam At The Read Sensor433
Radf Jam Access Cover Open433
Radf Open Jam434
Finisher Jam435
Jam In Bridge Unit435
Paper Jam In Finisher Section436
Paper Transport Stop Jam438
Paper Size Error Jam439
Transport Path Paper Remaining Jam441
Exit Paper Remaining Jam441
Door Open Jam442
Stapling Jam444
Early Arrival Jam446
Stack Delivery Jam447
Stack Exit Belt Home Position Error447
Stack Return Jam448
Paper Jam In Saddle Stitcher Section449
Paper Jam In Puncher Unit452
Punching Jam452
Print End Command Time-Out Jam453
Receiving Time-Out Jam453
Ready Time-Out Jam453
Skew Adjustment Motor (M1) Home Position Detection Abnormality454
Sideways Adjustment Motor (M2) Home Position Detection Error454
Shutter Home Position Error455
Front Alignment Plate Home Position Error455
Rear Alignment Plate Home Position Error456
Paddle Home Position Error456
Buffer Tray Home Position Error457
Drive System Related Service Call458
Main Motor Abnormality458
Developer Motor Abnormality458
Transport Motor Abnormality458
Paper Feeding System Related Service Call459
Pfp Motor Abnormality459
Upper Drawer Tray Abnormality460
Lower Drawer Tray Abnormality460
Pfp Upper Drawer Tray Abnormality461
Pfp Lower Drawer Tray Abnormality461
Lcf Tray-Up Motor Abnormality462
Lcf End Fence Motor Abnormality463
Lcf Transport Motor Abnormality464
Scanning System Related Service Call465
Peak Detection Error465
Carriage Home Position Sensor Not Going Off Within A Specified Time465
Carriage Home Position Sensor Not Going On Within A Specified Time465
Fuser Unit Related Service Call466
Thermistor/Heater Abnormality At Power-On466
Heater Abnormality After Abnormality Judgment467
Ih Power Voltage Abnormality Or Ih Initial Abnormality467
Overheating Of Igbt467
Ih Control Circuit Or Ih Coil Abnormality468
Igbt Overheating Abnormality468
Clear The Status Counter468
Communication Related Service Call469
Radf I/F Error469
Communication Error Between Engine-Cpu And Ipc Board469
Communication Error Between Ipc Board And Finisher469
Circuit Related Service Call470
Connection Error Between The Sys Board And The Lgc Board470
Engine-Cpu Abnormality470
Memory Of The Lgc Board Abnormality, Id Abnormality470
Connection Error Between The Slg Board And The Sys Board471
Sram Abnormality On The Sys Board471
Nvram Abnormality On The Sys Board471
Sram/Nvram Abnormality On The Sys Board471
Laser Optical Unit Related Service Call472
Polygonal Motor Abnormality472
H-Sync Detection Error472
Finisher Related Service Call473
Entrance Motor Abnormality473
Buffer Tray Guide Motor Abnormality473
Buffer Roller Drive Motor Abnormality473
Delivery Motor Abnormality474
Tray 1/2 Shift Motor Abnormality474
Movable Tray Shift Motor Abnormality474
Movable Tray Paper-Full Detection Error475
Rear Aligning Plate Motor Abnormality475
Front Alignment Motor Abnormality475
Staple Motor Abnormality476
Stapler Home Position Error476
Stapler Shift Home Position Error476
Stapler Unit Shift Motor Abnormality477
Backup Ram Data Abnormality477
Ram Abnormality477
Flash Rom Abnormality478
Paper Pushing Plate Motor Abnormality478
Alignment Motor Abnormality478
Guide Motor Abnormality479
Paper Folding Motor Abnormality479
Paper Positioning Plate Motor Abnormality479
Sensor Connector Abnormality480
Microswitch Abnormality480
Communication Error Between Finisher And Saddle Stitcher480
Stack Processing Motor Abnormality481
Stack Transport Motor Abnormality482
Swing Motor Abnormality482
Paper Holder Cam Home Position Abnormality483
Horizontal Registration Motor Abnormality483
Sideways Adjustment Motor (M2) Abnormality483
Skew Adjustment Motor (M1) Abnormality484
Punch Motor Abnormality484
Punch Motor (M3) Home Position Detection Error485
Punch Rom Checksum Error485
Punch Ram Read/Write Error485
Front Jogging Motor Abnormality/Front Aligning Plate Motor Abnormality486
(Front Aligning Plate Motor Abnormality)486
Rear Alignment Motor Abnormality486
Upper Stack Tray Lift Motor Abnormality487
Lower Stack Tray Lift Motor Abnormality488
Rear Jogging Motor Abnormality488
Stack Ejection Motor Abnormality489
Rear End Assist Motor Abnormality489
Gear Change Motor Abnormality489
Paddle Motor Abnormality490
Communication Error Between Finisher And Puncher Unit490
Punch Communication Error490
Image Control Related Service Call492
Image Quality Sensor Abnormality (Off Level)492
Image Quality Sensor Abnormality (No Pattern Level)493
Image Quality Control Test Pattern Abnormality494
Temperature/Humidity Sensor Abnormality495
Drum Thermistor Abnormality495
Copy Process Related Service Call496
Charger Cleaner Motor Abnormality496
High-Voltage Transformer Abnormality496
Revolver Home Position Detection Abnormality496
Black Developer Unit Lifting Movement Abnormality497
2Nd Transfer Roller Position Detection Abnormality498
Transfer Belt Position Detection Abnormality (Normal Speed)499
Transfer Belt Position Detection Abnormality (When Decelerating)499
Revolver Motor Abnormality499
Toner Density Control Related Service Call500
Toner Density Detection Voltage Abnormality500
Reference Plate Detection Voltage Abnormality501
Light Amount Correction Voltage Abnormality502
Color Auto-Toner Sensor Abnormality503
Other Service Call504
Hdd Format Error504
Point And Print Partition Damage504
Shr Partition Damage504
Internet Fax Related Error505
Insufficient Memory505
Exceeding File Capacity505
Image Conversion Abnormality506
Hdd Full Failure During Processing506
Address Book Reading Failure506
Memory Acquiring Failure506
Terminal Mail Address Error507
Destination Mail Address Error507
Rfc Related Error508
Terminal/Destination Mail Address Error (Rfc: 552)508
Insufficient Memory Capacity509
List Library Error509
Troubleshooting For The Image519
Color Deviation519
Uneven Pitch And Jitter Image521
Poor Image Density, Color Reproduction And Gray Balance522
Background Fogging523
Moire/Lack Of Sharpness525
Toner Offset526
Blurred Image527
Poor Fusing528
Blank Print529
Solid Print531
White Banding (In Feeding Direction)532
White Banding (At Right Angles To Feeding Direction)533
Skew (Slantwise Copying)534
Color Banding (In Feeding Direction)535
Color Banding (At Right Angles To Feeding Direction)537
White Spots538
Poor Transfer539
Uneven Image Density540
Faded Image (Low Density)541
Image Dislocation In Feeding Directio542
Image Jittering543
Poor Cleaning544
Uneven Light Distribution546
Blotched Image547
Stain On The Paper Back Side548
Replacement Of Pc Boards And Hdd550
Replacing Hdd550
Replacing Sys Board553
Replacing Slg Board554
Replacing Or Clearing Nvram554
Cautions When Data Overwrite Kit (Gp-1060) Is Installed555
Hdd Information Display556
Other Errors558
Firmware Updating559
Firmware Updating With Download Jig560
Pwa-Dwnld-350-Jig2 (48 Mb)562
Writing The Data To The Download Jig (Pwa-Dwnld-350-Jig)576
Precaution When Writing The Data577
K-Pwa-Dlm-320578
Updating Scanner Rom580
Updating Radf Rom582
Updating Finisher Rom (Mj-1023/1024)583
Updating Finisher Rom (Mj-1101)586
Updating Hole Punch Unit Rom (Mj-6101)588
Updating Fax Rom592
Confirmation Of The Updated Data594
Firmware Updating With Usb Storage Device595
Update Program597
Assist Mode617
Operating Procedure Of Assist Mode617
Appendix617
Power Supply Unit619
Output Channel619
Fuse621
Configuration Of Power Supply Unit622
Remote Service623
Auto Supply Order623
Setting Item624
Detailed Setting For The Order625
Fax Number Of This Equipment (Common Information)625
Setting Procedure626
Order Sheet Format633
Service Notification635
Setting635
Items To Be Notified641
Total Counter Transmit / Pm Counter Transmit By Fax643
Service Call Transmit645
Data Cloning With Usb Storage Device647
Data Cloning Procedure (Backup)648
User Data Backup649
Setting Backup653
Sram Data Backup656
Data Cloning Procedure (Restore)659
User Data Restore660
Backup File671
User Data File671
Setting Data File671
Sram Data File671
10. Wire Harness Connection Diagrams673
10.1 Ac Wire Harness673
10.2 Dc Wire Harness675
10.3 Electric Parts Layout676