Table Of Contents - Kyocera TASKalfa 2551ci Service Manual

Table of Contents

Service Manual1
Revision History3
Safety Precautions5
Symbols6
Installation Precautions7
Precautions For Maintenance8
Miscellaneous9
Contents11
Specifications15
Parts Names19
Machine (Front Side)19
Machine (Rear Side)21
Operation Panel22
Machine Cross Section23
Installation Environment24
Unpacking And Installation25
Installation Procedure25
Unpacking26
Remove The Tapes And Spacer27
Install The Optional Paper Feeder28
Load Paper28
Install The Toner Container30
Switch The Cassette Heater Switch32
Attaching The Language Label (Excluding 240V Ac Model)33
Install The Other Optional Devices34
Release The Scanner Lock34
Connect The Power Cord35
Execution Of Initial-Setting Operation35
Execution Of Mentenance Item U95236
Exit Maintenance Mode37
Print Out A User Setting List37
Make Test Copies37
Setting Initial Copy Modes38
Option Composition39
Installing The Key Counter40
Installing Directly On The Device40
Mounting On The Document Table47
Installing The Gigabit Ethernet Board58
Installing The Ic Card Reader Holder60
Enabling Ic Card Authentication70
Installing The Keyboard Holder71
Installing The Printed Document Guard Kit79
Installing The Key Card Mk-2 (Japan Only)85
Installing The Coin Vender (Japan Only)94
Maintenance Mode98
Executing A Maintenance Item98
Maintenance Modes Item List99
Initialization99
Drive, Paper Feed And Paper Conveying System99
Optical100
High Voltage100
Input100
Developer102
Fuser102
Operation Panel And Support Equipment103
Mode Setting104
Image Processing104
Checking/Clearing The Maintenance Cycle104
Fax107
Contents Of The Maintenance Mode Items110
Outputting An Own-Status Report110
Event Log112
Detail Of Event Log113
Service Status Page116
Engine Information117
Exiting The Maintenance Mode123
Setting The Factory Default Data123
Setting The Service Telephone Number124
Setting The Machine Number124
Setting The Maintenance Mode Id125
Check Firmware Checksum126
Displaying The Firmware Version127
Memory Initializing129
Hdd Formatting130
Firmware Update130
Pulling Backup Data131
Checking The Operation Of The Motors131
Checking Switches And Sensor For Paper Conveying132
Checking The Operation Of The Clutches/Solenoids133
Adjusting The Print Start Timing134
Setting The Printing Area For Folio Paper137
Checking The Operation Of The Fan Motors137
Adjusting The Deflection In The Paper138
Setting The Adjustment Of The Motor Speed139
Checking The Operation Of The Exposure Lamp140
Adjusting The Shading Position140
Adjusting The Scanner Magnification141
Adjusting The Scanner Leading Edge Registration143
Adjusting The Scanner Center Line144
Adjusting The Scanning Position For Originals From The Dp145
Adjusting The Dp Magnification146
Adjusting The Dp Scanning Timing148
Adjustment: Leading Edge Registration149
Adjusting The Dp Center Line150
Checking The Scanner Operation151
Adjusting The Dp Input Light Luminosity152
Setting Dp Reading Position Modification Operation153
Outputting A Mip-Pg Pattern154
Setting The White Line Correction155
Adjusting Original Size Detection157
Setting The Main High Voltage159
Setting The Voltage For The Primary Transfer162
Setting The Voltage For The Secondary Transfer164
Setting The Voltage For The Intermediate Transfer Cleaning166
Setting Separation Shift Bias167
Checking The Drum Count/Drive Time168
Checking The Drum Number169
Displaying The Drum History169
Checking The Transfer Belt Unit Number170
Displaying The Transfer Belt Unit History170
Checking/Clearing The Transfer Count171
Checking Toner Motor Operation171
Setting Toner Near End Detection172
Displaying The Temperature And Humidity Outside The Machine172
Setting Developer Bias173
Setting For Toner Applying Operation175
Checking Sensors For Toner176
Checking The Developer Drive Time177
Checking The Developer Count178
Setting The Fuser Control Temperature179
Checking The Fuser Count180
Checking/Setting The Fuser Power Source180
Displaying Fuser Heater Temperature181
Turning All Leds On181
Initializing The Touch Panel182
Multi Tap Check186
Setting The Kmas Host Monitoring System188
Setting The Presence Or Absence Of A Key Card Or Key Counter190
Setting The Presence Or Absence Of A Coin Vender191
Checking The Operation Panel Keys194
Set Rtc (Real Time Clock) Date194
Setting The Usb Host Lock Function195
Setting The Ic Card Type195
Operation Panel Lock196
Panel Sheet Extension197
Setting Punch Destination198
Setting Finisher Stack Quantity199
Checking The Operation Of The Finisher200
Checking The Operation Of The Switches Of The Finisher202
Checking The Operation Of The Dp Motors204
Checking The Dp Switches205
Checking Messages206
Setting The Finisher207
Setting The Paper Feed Device211
Cheaking/Clearing The Maintenance Cycle212
Cheaking/Clearing The Maintenance Counter213
Setting The Destination214
Switching Between Double And Single Counts215
Selecting The Timing For Copy Counting216
Setting Oem Purchaser Code216
Setting The Copy Count Mode217
Setting The Delivery Date217
Setting 2 Color Copy Mode218
Setting Service Status Page218
Setting The Paper Interval219
Setting The Black Line Cleaning Indicator220
Setting The Size Conversion Factor221
Setting The Applied Mode222
Specific Paper Feed Location Setting For Printing Function223
Switching Between Duplex/Simplex Copy Mode223
Selecting Sleep Mode225
Adjusting Margins Of Image Printing226
Adjusting Margins For Scanning An Original On The Contact Glass227
Adjusting Margins For Scanning An Original From The Dp228
Adjusting The Leading Edge Registration For Memory Image Printing229
Adjusting The Halftone Automatically230
Adjusting The Scanner Automatically231
Adjusting The Print Position Automatically238
Setting The Target239
Setting The Offset For The Color Balance244
Setting The Id Correction Operation245
Setting The Color Registration Adjustment247
Checking The Color Registration Data248
Adjusting The Color Registration250
Error Codes251
Setting The Jpeg Compression Ratio252
Adjusting Laser Power Output254
Setting The Image Processing Mode255
Setting Color/Black And White Operation Mode258
Details On The Modes259
Initializing All Data260
Destination Code List260
Initializing Permanent Data261
Setting User Data 1261
Setting User Data 2262
Clearing Data262
Setting System 1263
Setting System 2265
Setting System 3266
Setting System 6267
Setting The Remote Switching Mode267
Setting The Transmission System 1268
Setting Communication Control 1269
Setting Communication Control 2271
Setting Communication Control 3272
Setting Communication Control 4273
Setting Communication Control 5274
Setting Communication Time 1275
Setting Communication Time 2276
Setting Modem 1279
Setting Modem 2280
Setting The Ncu281
Outputting Lists283
Clear Fax Back Up Data284
Fax Function Customize285
Setting The Port Addressed In Maintenance Mode286
Setting The Software Switches287
Checking Copy Counts By Paper Feed Locations289
Checking/Clearing The Paper Jam Counts290
Checking/Clearing The Call For Service Counts291
Checking Counts By Optional Devices292
Resetting Partial Operation Control292
Checking The Total Counter Value293
Clearing The Print Coverage Data293
Checking Copy Counts By Paper Sizes294
Setting Backup Data Reading/Writing295
Checking The Copy Counts298
Clearing The All Copy Counts And Machine Life Counts299
Checking Machine Life Counts299
Set Maintenance Mode Execute Log300
Setting Of Deflection For Feeding From Dp301
Maintenance Mode Workflow302
Checking Of Log304
Checking Of Toner Area Code305
Data Capture Mode305
Checking The Developer Unit Number306
Displaying The Developer History306
Hdd Scan Disc307
Checking The Scanner Operation Count307
Paper Misfeed Detection/Indication308
Paper Misfeed Detection Component310
Self-Diagnostic Function/Codes320
Image Quality Problems382
No Image Appears (Entirely White/Black)383
Image Is Too Light384
The Background Is Colored384
White Streaks Are Printed Vertically384
Black Streaks Are Printed Vertically385
Streaks Are Printed Horizontally385
One Side Of The Print Image Is Darker Than The Other385
Spots Are Printed386
Image Is Blurred386
The Leading Edge Of The Image Is Consistently/Sporadically Misaligned With The Original386
Paper Is Wrinkled387
Image Is Off-Set387
Part Of Image Is Missing387
Fusing Is Loose387
Image Is Out Of Focus388
Image Center Does Not Align With The Original Center388
Electric Problems389
Mechanical Problems395
Send Error Code396
Scan To Smb Error Codes396
Scan To Ftp Error Codes397
Scan To E-Mail Error Codes399
Error Code401
Table Of General Classification402
U004Xx Error Code Table: Interrupted Phase B405
U006Xx Error Code Table: Problems With The Unit406
U008Xx Error Code Table: Page Transmission Error406
U009Xx Error Code Table: Page Reception Error406
U010Xx Error Code Table: G3 Transmission407
U011Xx Error Code Table: G3 Reception409
U017Xx Error Code Table: V.34 Transmission410
U018Xx Error Code Table: V.34 Reception411
U023Xx Error Code Table: Relay Command Abnormal Reception411
U044Xx Error Code Table: Encrypted Transmission411
Precautions For Assembly And Disassembly412
Drum Unit412
Toner412
How To Tell A Genuine Kyocera Toner Container413
Outer Covers414
Detaching And Refitting The Front Cover414
Detaching And Refitting The Rear Cover415
Detaching And Refitting The Inner Tray416
Detaching And Refitting The Eject Rear Cover418
Paper Feed Section419
Detaching And Refitting The Primary Paper Feed Unit419
Detaching And Refitting The Mp Paper Feed Roller And Mp Separation Pad420
Detaching And Refitting The Registration Roller/Cleaner422
Detaching And Refitting The Mp Tray423
Developing Section424
Detaching And Refitting The Developing Unit424
Drum Section426
Detaching And Refitting The Drum/Charger Roller Unit426
Transfer/Separation Section427
Detaching And Refitting The Intermediate Transfer Unit427
Detaching And Refitting The Secondary Transfer Roller Unit427
Fuser Section428
Detaching And Refitting The Fuser Unit428
Drive Section429
Detaching And Refitting The Drive Unit 1429
Detaching And Refitting The Drive Unit 2.3430
Optical Section431
Detaching And Refitting The Laser Scanner Unit431
Checks And Adjusts The Assembly Frame Of Lsu Unit432
Color Registration Adjustment433
Detaching And Refitting The Image Scanner Unit436
Detaching And Refitting The Led Unit439
The Cautions At The Time Of Movement Of An Exposure Unit441
Detaching The Scanner Wires442
Fitting The Scanner Wires445
Detaching And Refitting The Main Pwb448
Remarks On Main Pwb Replacement450
Detaching And Refitting The Engine Pwb453
Wire Saddle B454
Remarks On Engine Pwb Replacement455
Detaching And Refitting The High Voltage Pwb456
Detaching And Refitting The Power Source Pwb464
Detaching And Refitting The Operation Panel Pwb Main465
Detaching And Refitting The Ih Pwb468
Detaching And Refitting The Language Sheet469
Detaching And Refitting The Conveying Unit470
Direction Of Installing The Principal Fan Motors472
Upgrading The Firmware474
Paper Feed/Conveying Section476
Cassette Paper Feed Section476
Cassette Paper Feed Section Block Diagram477
Table Of Contents477
Mp Tray Paper Feed Section/Feed Section Block Diagram478
Conveying Section479
Paper Conveying Section Block Diagram479
Drum Section Block Diagram481
Developing Section Block Diagram483
Image Scanner Section484
Scanner Unit Block Diagram485
Laser Scanner Section486
Laser Scanner Unit Block Diagram487
Intermediate Transfer Unit Section488
Intermediate Transfer Unit Section Block Diagram489
Secondary Transfer Roller Section/Section Block Diagram490
Fuser Section Block Diagram492
Eject/Feedshift Section493
Eject/Feedshift Section Block Diagram494
Duplex Conveying Section495
Duplex Conveying Section Block Diagram496
Electrical Parts Layout498
Pwbs498
Pwb Names Conversion500
Switches And Sensors502
Motors504
Others506
Main Pwb508
Main Pwb Silk-Screen Diagram508
Engine Pwb Silk-Screen Diagram517
Lift_Full1_Sw519
Paper_Wsize1519
Feed_Sw528
Feed2_Sw529
Feed1_Mot_Dir529
Feed1_Mot_Rdy529
Feed1_Mot_Clk529
Feed1_Mot_Rem529
Engine Connect Pwb Silk-Screen Diagram532
Lift_Full2533
Ls2533
Isc Pwb Silk-Screen Diagram539
2-3-5 Ih Pwb Sil-Screen Diagram544
Operation Panel Pwb Main547
Operation Panel Pwb Main Silk-Screen Diagram547
Power Source Pwb Silk-Screen Diagram552
Appendixes556
List Of Maintenance Parts556
Maintenance Kits557
Periodic Maintenance Procedures558
Repetitive Defects Gauge561
Firmware Environment Commands562
Frpo Parameters562
System Error (Fxxxx) Outline569
Chart Of Image Adjustments Procedures574
Wiring Diagram576
Dp-770(B)/772 Installation584
Supplied Parts586
Dp Cable Cover B/C587
Attach The Fixing Fitting (Dp-770 (B))588
Attach The Fixing Fitting (Dp-772)589
Installation Of Dp589
Installation Of The Angle Control Fitting590
Adjusting Of Dp Open-Close Angle 30 Degrees590
Connecting Of The Dp Signal Line (Dp-770 (B) Only)591
Connecting Of Dp Signal Line (Dp-772 Only)593
Installing The Dp Relay Pwb595
Fastening Of The Original Mat598
Installing The Hinge Cover (Dp-772 Only)599
Adhere The Label600
Operation Check601
Checking The Angle Of Leading Edge605
Checking The Angle Of Trailing Edge608
Automatic Adjustment Using The Original For Adjustment611
Using A Dp Auto Adjustment Original612
Checking The Magnification614
Checking The Leading Edge Timing616
Checking The Center Line618
Dp-773 Installation620
Procedure623
Attaching The Seals623
Install The Dp623
Fasten The Original Mat624
Connect The Signal Lines624
Pf-791 Installation646
Setting Paper Size Plate651
Pf-810 Installation654
Changing Paper Size661
Adjusting The Cursor Width663
Df-770 (D) Installation667
Adjusting The Height Of The Document Finisher671
Installation With 30 And 35 Monochrome Machines672
Installation With 25/25 Ppm Full-Color Machine673
If Pf-810/791 Is Installed674
Adjusting The Height679
Adjusting The Stapling Position683
Ak-740 Installation685
Ak-740 Attachment Kit For Black & White Mfp 30Ppm, 35Ppm Color Mfp 25/25Ppm686
Ph-7A/C/D Installation687
Removing The Cover (Df-770)690
Removing The Cover (Df-790)691
Installing The Hole Punch Unit691
Edging695
Installing The Punch Pwb And Waste Hole Punch Box (Df-770)696
Band696
Installing The Punch Pwb And Waste Hole Punch Box (Df-790)700
Adjusting The Hole Punch Position/Entry Registration704
Adjusting The Hole Punch Position Feed705
Centering The Hole Punch Position706
Dt-730 (B) Installation708
Fax System (W) B Installation711
Installing The Memory Dimm716
Removing The Slot Cover717
Install The Fax Circuit Board718
Connect The Mfp To The Telephone Line719
Connect The Mfp To The Separate Phone (Except For New Zealand Model)720
Seal The Terminal (For New Zealand Model)721
Wiring The Modular Connector Cable (High-Speed Mfps Only)721
Attach The Alphabet Labels (Excluding 100 V Models)722
Attach The Ptt Label (For China, 110 V Models Only)725
Attach The Approval Label (For Australian/New Zealand Model Only)725
Initialize The Fax Circuit Board726
When Installing The Multiport On A Machine (A) Which Has The 'Home' Key In The Operation Panel727
Seal The Terminal731
When Installing The Fax System On A Machine (B) Which Has The 'Accessibility Display' Key In The Operation Panel735
When Installing The Multiport On A Machine (B) Which Has The 'Accessibility Display' Key In The Operation Panel748