Samsung SL-K7400GX, SL-K7600LX Manuals

Manuals and User Guides for Samsung SL-K7400GX, SL-K7600LX. We have 1 Samsung SL-K7400GX, SL-K7600LX manual available for free PDF download: Service Manual

Samsung SL-K7400GX, SL-K7600LX Service Manual (519 pages)

A3 Mono Copier

Brand: Samsung | Category: All in One Printer | Size: 21.04 MB

Table of Contents
2
Precautions
11
Safety Warning
11
Caution for Safety
12
Toxic Material
12
Electric Shock and Fire Safety Precautions
12
Handling Precautions
14
Assembly and Disassembly Precautions
14
Disregarding this Warning May Cause Bodily Injury
15
ESD Precautions
16
Product Specifications and Description
17
Product Overview
17
Specifications
18
General Specification
18
Print Specifications
20
Scan Specification
22
Copy Specification
23
Fax Specification
24
Paper Handling Specification
26
Network and Software Specification
29
Supplies
32
Maintenance Parts
33
Machine External View
40
Feeding System
44
Feeding System Overview
44
Main Components and Functions
45
Cassette (Tray)
50
Pick-Up Unit
51
Registration Unit
52
Mpf(Multi-Purpose Feeder) Unit
53
Image Creation
54
Printing Process Overview
54
Imaging Unit
55
Drum Unit Overview
55
Drum Drive
56
Deve(Development) Unit
57
Toner Cartridge
59
PTB (Paper Transfer Belt) Unit
60
PTB Unit Overview
60
Transfer Belt Drive
61
Cleaning Blade
62
Fuser Unit
63
Fuser Unit Overview
63
Fuser Unit Drive
64
Fuser Unit Temperature Control
65
Laser Scanning Unit (LSU)
66
LSU Overview
66
Laser Scanning Optical Path
67
Laser Synchronizing Detectors
68
Drive System
69
Drive Motors
69
Main Drive Unit(Opc_Deve_Itb)
71
Pick-Up and CST Lift Drive
72
Feed Drive
73
Regi Drive
74
Toner Supply Drive
76
Toner-Reservoir Drive
77
CST Lock Drive
78
Scanner System
79
Scanner System Overview
79
Scanning System Components
82
Caution for Moving the Scanner
88
Dual Scan Document Feeder(DSDF) for LX Model
89
DSDF Overview
89
Electrical Parts Location
90
DSDF Drive System
92
DSDF Original Pick-Up Assembly
93
DSDF Original Regi. Drive
94
Original Scanning and Feed-Out Drive
95
Dual Scan Document Feeder(DSDF) for GX Model
96
DSDF Overview
96
Electrical Parts Location
97
DSDF Drive System
100
DSDF Original Pick-Up Assembly
101
DSDF Original Pre-Regi Assembly
102
DSDF Original Regi Assembly
103
DSDF Original Scanning Drive Assembly
104
DSDF Original Exit Assembly
105
DSDF Original Lifting Assembly
106
DSDF Original Pick-Up_Reverse Roller Release Assembly
107
DSDF Scan in Roller Release Assembly
108
Hardware Configuration
109
Main Controller (Main Board)
111
Hub Pba
122
SMPS (Switching Mode Power Supply) PBA (Type5)
124
SMPS (Switching Mode Power Supply) PBA (Type3R)
126
SMPS (Switching Mode Power Supply) PBA (Type4)
128
Fuser Drive Board (FDB)
130
HVPS (High Voltage Power Supply) Board
131
Eraser PBA
133
Fuser PBA
133
Waste Sensor PBA
134
Paper Size Sensor PBA
134
OPE Unit
135
Dsdf Pba
137
Scan Joint PBA
138
CCDM Pba
139
Wled if Pba
140
Wled Pba
140
Double Cassette Feeder(DCF) Unit
141
High Capacity Feeder(HCF) Unit
147
High Capacity Feeder Side Unit (Large Cassette Tray Unit)
153
Disassembly and Reassembly
161
Precautions When Replacing Parts
161
Precautions When Assembling and Disassembling
161
Precautions When Handling PBA
161
Releasing Plastic Latches
162
Maintenance
163
Machine Cleaning for Maintenance
163
Cleaning the Scan Glass
163
Cleaning the Paper Dust Stick
165
Replacing the Maintenance Part
167
Development(Deve) Unit
167
Fuser Unit
169
Paper Transfer Belt
170
Pick-Up_Separation_Forward Roller
171
MP Pick Up_Reverse_Forward Roller
172
DSDF Pick-Up Roller Assy (LX Model)
173
DSDF Reverse Roller (LX Model)
174
DSDF Pick-Up Roller Assy (GX Model)
176
DSDF Reverse Roller Assy (GX Model)
177
Replacing the Main SVC Part
179
Left Cover
179
Rear Cover
179
Lsu
180
Temperature_Humidity Sensor
180
Reservoir Assy
181
OPE Unit
182
Main Board
183
HVPS Board
183
SMPS Board
184
SMPS Board 1
184
SMPS Board 2
185
SMPS Board 3
186
FDB (Fuser Drive Board)
187
SMPS Fan
188
Main Drive Unit
188
Inductor Unit
189
Auto-Closing Unit
190
Pick-Up Drive Unit 1
191
Pick-Up Drive Unit 2
191
Regi Drive Unit
192
Feed Drive Unit
192
Fuser Fan
193
Fuser_Exit Drive Unit
194
Side Door Open Sensor
194
Deve Fan
195
Auto Size Sensor
196
Inner Cover
197
Front Cover Open Sensor
199
Waste Toner Container Sensor
200
HDD (Hard Disk Drive)
200
High Voltage Terminal
202
Side Unit
203
Fuser-Out Sensor
204
Feed 2 Sensor
205
MP Unit
207
MP Empty Sensor
209
MP Paper Length Sensor
209
MP Solenoid
210
Pick-Up Unit 2
211
Pick up Lifting Sensor and Empty Sensor
211
Pick-Up Unit 1
213
Pick-Up Lifting Sensor and Empty Sensor
213
Pre-Feed Sensor 1
214
Regi Unit
214
Regi Sensor
215
Exit Unit
216
Return Sensor
217
Duplex 1 Sensor
218
Exit Gate Solenoid
219
DSDF Unit for LX Model
220
Dsdf Pba
221
DSDF Main Motor
222
DSDF Paper Length Sensor
223
DSDF Unit for GX Model
225
Dsdf Pba
226
DSDF Stacker Sensor
227
Scanner Unit(Platen Unit)
229
Scan Glass
231
LED Lamp Module
233
Scan Imaging Unit
234
Scan Joint PBA
237
APS Sensor
238
ADF White Sponge
239
Double Cassette Feeder(DCF) Unit
240
DCF Feed Motor
240
DCF Pick-Up Motor
241
Dcf Pba
242
High Capacity Feeder(HCF) Unit
243
HCF Feed Motor
243
HCF Pick-Up Motor
244
Hcf Pba
245
HCF Lift-Up Motor
246
HCF Shaft Motor
247
High Capacity Feeder Side Unit (Large Cassette Tray Unit)
248
LCT Feed Motor
248
LCT Pick-Up Motor
249
Lct Pba
249
LCT Lift-Up Motor
251
Troubleshooting
252
Control Panel
252
Display Screen and Useful Buttons
253
Menu Navigation
253
Home Screen Overview
254
Customizing Your Home Screen
255
Notification Bar
257
Understanding the Leds
258
Updating Firmware
259
Updating from the Printer Control Panel
259
Updating from the Network
260
JAM Removal
263
Clearing Original Document Jams
263
Clearing Paper Jams
266
Service Mode (Tech Mode)
271
Entering the Service Mode
271
Service Mode Menu Tree
272
Information
277
General
277
Supply Status
277
Software Version
278
Service Hours
278
Fault Log
278
Print Reports
278
Export Reports
279
Maintenance Counts
280
Fault Count
280
Jam Count
280
Part Replacement Count
281
Diagnostics
282
Engine Diagnostics
282
Fax Diagnostics
291
Scanner Diagnostics
296
Adjustment
300
Image Management
308
Print Test Patterns
308
Service Functions
309
Main Memory Clear
309
Hard Disk Maintenance
309
Count Setting of Large Page
309
Network Port
310
Debug Log
310
Capture Log
310
Network Packet Capture
311
System Recovery
312
TR Control Mode
314
Clear System Cache
315
Hibernation
315
Paper Low Warning Message
315
Part Replacement Alert
315
Fdi
316
EIUL (End of Image Unit Life)
316
SFE (Special Feature Enablement)
316
Dealer ID
317
Envelope Rotate
317
Drain
318
Error Code and Troubleshooting
319
11-2Txx (Paper Mismatch Error)
320
61-1Xxx (System Error)
321
A1-XXXX (Motor Error)
322
A2-XXXX (Fan Error)
327
A3-XXXX (Sensor Error)
329
C1-XXXX (Toner Cartridge Error)
332
C3-XXXX (Drum Unit Error)
335
C6-XXXX (Fuser Unit Error)
339
C7-XXXX (Waste Toner Container Error)
340
C8-XXXX (Developer Error)
342
C9-XXXX (Transfer Belt Error)
343
H1-XXXX (Double Cassette Feeder Unit Error)
345
H1-XXXX (High Capacity Feeder Unit Error)
358
H1-XXXX (High Capacity Feeder Side Unit(LCT Unit) Error)
364
H2-XXXX (Finisher Error)
372
MX-XXXX (Jam Error)
373
MX-XXXX (Tray Not Install_Paper Empty_Outbin Full)
384
Sx-XXXX (System Error)
393
U1-XXXX (Fuser Error)
413
U2-XXXX (LSU Error)
416
U3-XXXX (Document Feeder Error_Dsdf for LX Model)
419
U3-XXXX (Document Feeder Error_Dsdf for GX Model)
425
Image Quality Problems and Solutions
431
Vertical Black Lines
434
Vertical Light or White Lines
435
Horizontal Periodic Black Band or Dot
437
Horizontal Periodic Light/Dark Lines, Dots
438
Blurred Image
439
Foggy Image
440
Light Image
441
Uneven Pitch and Jitter Image
442
Skewed Image
443
Poor Fusing Performance
444
Stain on the Paper Back Side
445
Setting Standard Tone
446
Scan Waveform Drop Image
449
Other Errors
451
Image System Problem
451
Fuser Problem
454
Scanner and Document Feeder Problem
457
Drive Unit Problem
461
Feeding System Problem
462
LSU Problem
464
Electrical Circuit Problem
465
Adjustment
470
Adjusting the ADF(DSDF) Skew
470
Adjusting the Scan FR Carriage Flatness
472
Adjusting the Scan Top Skew
474
SPDS (Smart Printer Diagnostic System) Application
476
SPDS App Installation and Login
477
SPDS App Installation
477
User Registration Request
478
Change_Reset Password
479
Login
481
Select Connect Method
482
Consent to Customer Information
485
SPDS Menu Introduction
486
Error Mode
486
Diagnosis Mode
491
Test Mode
492
Information Mode
493
Service Mode
495
Corrective Upload
500
Exceptions
501
Connection Diagram
503
Connection Diagram (FUSER_EXIT_DUPLEX_TONER)
503
Connection Diagram (Scanner)
504
Connection Diagram (LSU_OPE_USB)
505
Connection Diagram (Side_Mp_Feed_Regi_Pick-Up)
506
Connection Diagram (OPC_WTB_CST Lock)
507
Connection Diagram (HVPS_SMPS_FDB)
508
Reference Information
509
Tools for Troubleshooting
509
Glossary
511
Model Name and Code
517
Document Revision List
518

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Samsung SL-K7400GX, SL-K7600LX Service Manual (519 pages)

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