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Lexmark C93x Manuals
Manuals and User Guides for Lexmark C93x. We have
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Lexmark C93x manual available for free PDF download: Service Manual
Lexmark C93x Service Manual (598 pages)
color laser printer
Brand:
Lexmark
| Category:
Printer
| Size: 9.87 MB
Table of Contents
Table of Contents
3
Black Toner RFID Communication
7
RIP Card Assembly Cooling
8
Diagnostic Aids 3-1
9
Printer Service Manual
10
Notices and Safety Information
17
Laser Notice
17
Safety Information
23
General Information
27
Printer Technology
27
Size and Weight — Without Finisher
27
Printer Overview
28
Basic Model
28
Configured Model
29
Printer Theory
30
Sfp Paper Path Rolls
31
Sfp Sensors
32
Bottom Plate
33
Detection of Media Size
33
Media Feed Unit Assembly
33
Media Tray Assembly
33
Rear Media Guide
33
Media Feed/Lift Motor
34
Sensor (Feed-Out)
34
Media Size
35
Mpf Feed Roll
35
Mpf Pick Solenoid
35
Multi-Purpose Feeder (Mpf)
35
Sensor (Mpf Media Width)
35
Registration Clutch
36
Registration Roll Assembly
36
Sensor (Transparency Detect)
36
Media Transport Roll Assembly
36
Transfer Belt Cleaning Assembly
37
Transfer Belt Drive Motor Assembly
37
Nd Transfer Roll Assembly
38
Nd Transfer Roll Retract Motor
38
Transfer Belt Steering Motor
38
Transfer Belt Unit Assembly
38
Printhead Assembly
39
Sensor (2Nd Transfer Roll Hp)
39
Printhead Shutter
42
Heat Roll
43
Front Thermistor
44
Fuser Exit Sensor
44
Heater Lamp
44
Pressure Belt
44
Rear Thermistor
44
Duplex Diverter Gate
45
K Developer/Transport Drive Motor Assembly
45
Mpf/Transport Drive Motor
45
Sensor (Standard bin Full)
45
Standard Media Exit Roll Assembly
45
Standard Media Exit Shift Motor
45
Cmyk Pc Cartridge Drive Motor Assembly
46
Electrical Components and Controller
48
Finisher Ac Output
48
Switch (Printer Front Door Interlock) and Switch (Printer Left Door Interlock)
48
Switch (Printer Left Lower Door Interlock)
48
Waste Toner Agitator Motor Assembly
48
Ac Drive Card Assembly
49
Charge Roll Hvps Card Assembly
49
Cmyk Transfer Roll Hvps Card Assembly
49
Developer Roll Hvps Card Assembly
49
Fuser Cooling Fan
49
Lower Printer Engine Card Assembly
50
Rip Card Assembly
50
Upper Printer Engine Card Assembly
50
Media Size Control
51
Printhead Control
51
Rotation of Printhead Motor
51
Determination of Printhead Ready
52
Fuser Control
52
Fuser Control Method
52
Fuser Warm-Up
52
Main/Sub Heater Lamps On/Off Control
52
Printhead Reference Value
52
Xerographic Process During a Print Cycle
53
Auto Density Sensing
58
Ttm Theory
59
Media Transport
60
Media Transport Path
60
Functions of Main Components
61
Tray 2 Media Tray Assembly
62
Ttm Media Feed Units
64
Main Components
65
Ttm Controller Card Assembly
66
Ttm Tray 4 Media Transport Motor
66
Tray 2, 3, 4 Media Tray Assembly
71
Tm Controller Card Assembly
73
Tray Module Drive Motor
73
Tray Module Media Transport Roll Assembly
73
Media Feed Lift Motor
78
Tm Media Feed Units
78
Layout of Media Transport Path
83
Switch (Duplex Left Door Interlock)
83
Transfer Belt
83
Sensor (Duplex Wait)
83
Duplex Media Transport Roll Assembly
83
Duplex Controller Card Assembly
84
Duplex Drive Motor
84
Tools Required for Service
85
Diagnostic Information
91
Confirm the Installation Status
92
Power-On Reset Sequence
92
To Enter the Diagnostic Menu
92
Error Code Table
93
Service Checks
112
Sensor (Registration) Late Jam
112
Diagnostic Information
113
Sensor (Registration) Lag Jam
113
Sensor Static Jam
115
Sensor (Media on Belt) Late Jam
116
Sensor (Fuser Exit) Late Jam
117
Sensor (Fuser Exit) Lag Jam
119
Sensor (Duplex Wait) Late Jam (Duplex Media Feed)
120
Sensor (Registration) Late Jam (Duplex Feed)
122
Sensor (Registration) Late Jam (Duplex Media Feed)
124
Sensor (Tray 1 Feed-Out) Late Jam
126
Sensor (Tray 2 Feed-Out) Late Jam
128
Sensor (Tray 1 Feed-Out) Late Jam (Feeding from Tray)
129
Sensor (Tray 3 Feed-Out) Late Jam
130
Sensor (Tray 2 Feed-Out) Late Jam (Feeding from Tray)
132
Sensor (Tray 4 Feed-Out) Late Jam
134
Sensor (Tray 3 Feed-Out) on Jam (Feeding from Tray)
136
Sensor (Registration) Late Jam (Feeding from the Mpf)
138
Black Toner Cartridge Detection Error
140
Color> Toner Cartridge Detection Error
141
Incorrect Black Toner Cartridge Error
141
Incorrect <Color> Toner Cartridge Error
141
Tray 1 Media Size Mismatch Error
142
Tray 2 Media Size Mismatch Error
142
Tray 3 Media Size Mismatch Error
143
Tray 4 Media Size Mismatch Error
144
Tray 1 Media Type Mismatch Error
144
Tray 2 Media Type Mismatch Error
145
Tray 3 Media Type Mismatch Error
146
Tray 4 Media Type Mismatch Error
147
Image Pipeline Asic Error
148
Hard Drive/Configuration ID Mismatch
149
XX Rip Card Assembly Software Error
149
K Developer/Transport Drive Assembly Motor Error
157
K Pc Drive Motor Error
158
Cmy Pc Drive Motor Error
159
Developer Drive Motor Error
159
Sensor (Transfer Belt Hp) Late Error
160
Transfer Belt Position Failure
161
Sensor (2Nd Transfer Roll Retract Hp) Late Error
162
Sensor (Transfer Belt Edge) Failure
162
Sensor (2Nd Transfer Roll Retract Hp) Lag Error
164
Sensor (Cmy Transfer Roll Retract Hp) Lag Error
165
Sensor (Cmy Transfer Roll Retract Hp) Late Error
165
Marking Device Video Error
166
Nvm Read/Write Cannot be Executed Error
166
Marking Device Other1 Error
167
Marking Device Other2 Error
167
Marking Device Paper Handling Error
167
Marking Device Xerographics Error
167
C Laser Sos Internal Error
168
Printhead Polygon Mirror Motor Error
168
Y Laser Sos Internal Error
168
K Laser Sos Internal Error
169
M Laser Sos Internal Error
169
Printhead Control Error
170
Waste Toner Full Error
170
Transfer Belt Drive Motor Cooling Fan Error
171
V Lvps Cooling Fan Error
171
Fuser Cooling Fan Lock Error
172
Standard Media Exit Shift Error
172
Front Thermistor Disconnection Error
173
Fuser Main Lamp Overheat Error
173
Fuser Sub Lamp Overheat Error
174
Rear Thermistor Disconnection Error
174
Main Lamp Warm up Error
175
Main Lamp On-Time Error
176
Sub Lamp Warm-Up Failure
176
Sub Lamp On-Time Error
177
Yellow Toner Rfid Communication Error
177
Cyan Toner Rfid Communication Error
178
Magenta Toner Rfid Communication Error
178
Black Toner Rfid Communication Error
179
Sensor (y Atc)
179
Sensor (C Atc)
180
Mpf Tray 5 Size Sensing Error
181
Sensor (K Atc)
181
Through 950.29 Eprom Mismatch Failure
189
Through 950.60 Eprom Mismatch Failure
190
XX Rip Card Assembly Nvram Failure
191
XX Interconnect Card Assembly Nvram Crc Failure
191
XX Operator Panel Assembly Nvram Failure
192
XX Interconnect Card Assembly Nvram Failure
192
XX Rip Card Assembly Nand Crc Failure
193
Rip Card Assembly Processor Failure
193
Rip Card Assembly Processor over Temperature Failure
193
Rip Card Assembly Cooling Fan Failure
194
Rip Card Assembly Fpga Failure
194
Communication Error with 1Tm, 3Tm, or Ttm Assembly
194
Hvps Controller Communication Error
195
Communication Error between Printer and Rip Card Assembly
196
Communication Error with Finisher Controller Card Assembly
196
Tm, 3Tm or Ttm Left Door Assembly Open
197
Duplex Left Door Assembly Open
198
Media Size Mismatch in Width
199
No Media in the Selected Media Tray
200
Pc Cartridge End of Life
202
Paper Is Installed (Short Edge) in the Media Paper Tray
202
Printer Front Door Assembly Open
203
Printer Left Door Open
204
Printer Left Lower Door Assembly Open
205
Transfer Belt Access Door Open
205
K Maintenance Required
206
Adf Maintenance Required
207
Standard Media bin Full
207
Toner Cartridge Error
207
Toner Cartridge Set Error
208
Waste Toner Cartridge Full
208
Waste Toner Cartridge Not Detected
209
Color) Pc Cartridge Not Detected
210
Waste Toner Cartridge Nearly Full
210
Cmy Pc Cartridges Nearly Exhausted
211
Color) Pc Cartridge Invalid
211
Cmy Pc Cartridges Exhausted
212
K Pc Cartridge Exhausted
212
K Pc Cartridge Nearly Exhausted
212
Color) Toner Cartridge Nearly Empty
213
Color) Toner Cartridge Empty
214
Image Quality Trouble
216
Image Quality Symptoms
216
Printer Related Troubleshooting
216
Image Quality
217
Faint Print (Low Contrast)
217
Blank Print (no Print)
219
Solid Black
221
Vertical Lines and Bands (Process Direction)
222
Horizontal White Stripes or Bands (Side to Side Direction)
224
Vertical Stripes (Process Direction)
226
Horizontal Stripes (Side to Side Direction)
228
Partial Lack
230
After Image
233
Background (Fog)
235
Media Damage
239
No Fuse
241
Color Misregistration
242
High Frequency Bands
244
Diagnostic Aids
247
Accessing Service Menus
247
Entering Diagnostics Menus
248
Available Tests
248
Table of Contents
250
Motor Tests
251
Print Tests
252
Input Source Print Test
253
Print Quality Test Pages
253
Hardware Tests
253
Button Test
253
Panel Test
253
CACHE Test
254
DRAM Test
254
Duplex Tests
254
Quick Test
254
Sensor Test
255
Input Tray Tests
255
Feed Tests
255
Sensor Test
256
Output bin Tests
256
Feed Tests (Output Bins)
256
Feed to All Bins
257
Sensor Tests
257
Finisher Tests
257
Staple Test
257
Hole Punch Test
258
Feed Tests
258
Sensor Tests
258
Base Sensor Test
260
Cover and Door
260
Devices
260
Exit Level
260
Media Path
260
Printer Setup
262
Defaults
262
Page Counts
262
Serial Number
262
Engine Setting 1 to 4
262
Model Name
262
Configuration ID
262
Event Log
263
Display Log
263
Print Log
263
Clear Log
263
Trans Belt Fail Clear
264
Print the Event Log
264
Clear the Event Log
264
Trans Belt HP Fail Clear
264
Dev Unit Reset
265
Fuser Temp Fail Clear
265
Atc Sensor Failure Clear
265
Y Channel (925.00)
265
M Channel (925.01)
265
Engine Adjust
266
Booklet Fold Adjust
269
Available Menus
270
Entering Configuration Menu
270
Maintenance Counter Value
270
Black Only Mode
271
Print Quality Pages (Configuration Menu)
271
Reset Maintenance Counter
271
Size Sensing
271
Panel Menus
272
Ppds Emulation
272
Energy Conserve
273
Event Log (Configuration Menu)
273
Factory Defaults
273
Paper Prompts
273
Envelope Prompts
274
Font Sharpening
274
Require Standby
274
Short Edge Printing
274
Tray Low Message
275
Exiting Configuration Menu
275
Repeating Defects
276
Repair Information
277
Handling Esd-Sensitive Parts
277
Removal Procedures
278
Before Starting Service Work
278
Printer Front Door Assembly Removal
279
Right Cover Assembly Removal
280
Top Cover Assembly Removal
280
Rear Cover Assembly Removal
281
Rear Left Middle Cover Removal
282
Rear Left Upper Cover Removal
283
Mpf Feed Unit Assembly Removal
284
Printer Left Lower Door Assembly Removal
284
Duplex Media Inverter Assembly Removal
285
Front Left Cover Removal
285
Duplex Unit Assembly Removal
286
Switch (Duplex Left Door Interlock) Removal
287
Duplex Media Exit Turn Guide Removal
288
Duplex Drive Motor Removal
289
Duplex Controller Card Assembly Removal
290
Fuser Unit Assembly Removal
291
Transfer Belt Unit Assembly Removal
292
Standard Media Exit Shift Assembly Removal
293
Transfer Belt Cleaning Assembly Removal
293
Standard Media Exit bin Full Actuator Removal
294
Switch (Printer Left Door Interlock) Removal
295
Media Feed Unit Assembly 1 Removal
297
Media out Actuator Removal
298
Sensor (Media Level) Removal
300
Sensor (Fuser Exit) Removal
301
Printer Left Door Assembly Removal
302
Printer Left Door Damper Removal
305
Sensor (Media on Belt) Removal
306
Nd Transfer Roll Retract Cam Assembly Removal
307
Sensor (2Nd Transfer Roll Retract Hp) Removal
310
Nd Transfer Roll Retract Motor Assembly Removal
311
Nd Transfer Roll Assembly Removal
311
Registration / Transport Roll Assembly Removal
312
Registration Clutch Removal
313
Sensor (Transparency Detect) Removal
314
Waste Toner Cartridge Cover Removal
315
Waste Toner Cartridge Sensor Assembly Removal
315
Sensor (Waste Toner Cartridge Full) Removal
316
Switch (Waste Toner Cartridge Interlock) Removal
317
Switch (Waste Toner Cartridge Interlock) Removal
318
Inner Cover Removal
318
Remove the Front Left Cover. See
318
Pc Cartridge Unit Removal
319
Remove the Waste Toner Cartridge Sensor Assembly
319
Waste Toner Agitator Motor Assembly Removal
319
Front Left Cover Removal" on Page
320
Image Density Sensor Assembly Removal
320
Printer Front Door Assembly Removal" on Page 4-9. "Waste Toner Cartridge Cover Removal" on Page
320
Cmy Toner Add Assembly Removal
322
Developer Interlock Plate Assembly Removal
324
K Toner Add Assembly Removal
324
Developer Unit Assembly Removal
329
Developer Carrier Removal and Replacement
333
Photoconductor (Pc) Unit Assembly Removal
337
Transfer Belt Lift Latch Assembly Removal
339
Cmy Erase Lamp Assembly Removal
341
Transfer Belt Steering Motor Removal
341
K Erase Lamp Assembly Removal
342
Printhead Shutter Motor Assembly Removal
344
Switch (Printer Front Door Interlock) Removal
346
Rip Card Cooling Fan Cover Assembly Removal
347
Sensor (Printer Left Lower Door Interlock) Removal
347
Controller Box Assembly Removal
348
Switch (Main Power) Removal
349
Bridge Card Assembly Removal
350
Rip Card Access Cover Removal
351
Rip Card Assembly Removal
351
Hard Drive Removal
352
Interconnect Card Assembly Removal
353
Upper Printer Engine Card Bracket Assembly Removal
353
Upper Printer Engine Card Assembly Removal
355
Lower Printer Engine Card Bracket Assembly Removal
357
Lower Printer Engine Card Assembly Removal
358
Transfer Belt Drive Motor Cooling Fan Removal
359
Transfer Belt Drive Motor Assembly Removal
360
Laser Diode Power Card Assembly Removal
362
V Lvps Card Bracket Assembly Removal
363
V Lvps Card Assembly Removal
364
V Lvps Cooling Fan Removal
365
Rear Lower Cooling Fan Assembly
366
Cmyk Pc Cartridge Drive Motor Assembly Removal
367
Fuser Cooling Fan Removal
368
Main Power Switch Actuator Removal
369
Cmyk Toner Add Motor Assembly Removal
370
Cmyk Transfer Hvps Card Assembly Removal
371
Printhead Assembly Removal
371
Transfer Belt Waste Toner Auger Assembly Removal
373
K Developer / Transport Drive Motor Assembly Removal
373
Ac Drive Card Bracket Assembly Removal
376
K Developer Clutch Removal
376
Noise Filter Assembly Removal
377
Rear Upper Cooling Fan Bracket Assembly Removal
378
Rear Upper Cooling Fan Removal
379
Developer / Transfer Roll Hvps Card Assembly Removal
380
Charge Roll Hvps Card Assembly Removal
381
Mpf / Transport Drive Motor Assembly Removal
382
Feed Roll Removal
383
Pick Roll Removal
384
Separation Roll Removal
385
Sensor (Rfid Toner Cartridge) Removal
386
Fuser Exit Roll Assembly Removal
387
Mpf Media out Actuator Removal
387
Mpf Pick Roll Assembly Removal
388
Media Feed Lift Motor Removal
390
Switch (Media Size) Removal
391
Sheet Dual Input (Ttm) Removals
392
Sheet Dual Input (Ttm) Switch (Media Size) Removal
409
Sheet Dual Input (Ttm)–Media Feed Unit Assembly 2 Removal
411
Right Cover Removal
435
Setup and Adjustments
480
Measurement Cycle Test
485
Control Sensor Check
486
Control Sensor Cycle
486
Belt Edge Learn Test
487
Skew Fine Setup
487
In/Out Setup
492
Center Setup
496
Connector Locations
499
Preventive Maintenance
513
Safety Inspection Guide
513
Scheduled Maintenance
514
How to Use this Parts Catalog
517
Parts Catalog
517
Assembly 1: Covers
518
Assembly 2: Covers
519
Assembly 3: Covers
521
Assembly 4: Pc Cartridge and Developer Drive
522
Assembly 5: ID Sensor and Transfer Belt Steering
523
Assembly 6: Media Tray
524
Assembly 7: Printer Left Lower Door and Media Feed Unit
525
Assembly 8: Media Feed Unit
526
Assembly 9: Mpf Feed Unit Assembly
528
Assembly 10: Mpf Feed Unit Assembly
529
Assembly 11: Mpf Feed Unit Assembly
530
Assembly 12: Registration / Transport Roll Assembly
531
Assembly 13: Printer Left Door and Duplex
532
Assembly 14: Printer Left Door Assembly
533
Assembly 15: Printer Left Door Assembly
534
Assembly 16: Duplex Media Inverter Assembly
535
Assembly 17: Duplex
536
Assembly 18: Standard Media Exit Shift
537
Assembly 19: Printhead Assembly
538
Assembly 20: Xerographic and Waste Toner
539
Assembly 21: Erase Lamps and Developer Interlock Plate
540
Assembly 22: Transfer Belt Lift
541
Assembly 23: Transfer Belt
542
Assembly 24: Transfer Belt Lift
543
Assembly 25: Toner Dispense
544
Assembly 26: Developer Unit Assemblies
545
Assembly 27: Fuser Assembly
546
Assembly 28: Cooling Fans
547
Assembly 29: Electrical
548
Assembly 30: Electrical
550
Assembly 31: Electrical
551
Assembly 32: Electrical
553
Assembly 33: 1Tm Covers
555
Assembly 34: 1Tm Feed Unit Assembly
556
Assembly 35: 1Tm Media Feed Unit
558
Assembly 36: 1Tm Left Door
560
Assembly 37: 1Tm Drive and Electrical
562
Assembly 38: 3Tm Covers
563
Assembly 39: 3Tm Feed Unit Assembly
565
Assembly 40: 3Tm Media Feed Unit
567
Assembly 41: 3Tm Left Door
569
Assembly 42: 3Tm Drive and Electrical
572
Assembly 43: Ttm Covers
573
Assembly 44: Ttm Media Trays
574
Assembly 45: Ttm Media Tray
576
Assembly 46: Ttm Media Tray
578
Assembly 47: Ttm Media Tray 4 Transport
579
Assembly 48: Ttm Media Transport
580
Assembly 49: Ttm Left Door
581
Assembly 50: Ttm Tray Lift Drive
582
Assembly 51: Ttm Drive and Electrical
583
Assembly 52: Miscellaneous
585
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