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CLX-9250ND
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7. Trouble
s
●
Code :
H1-1
351
H1-1
451
M1-5111
●
Error message
:
Paper is low in tray
3
Paper is low in tray
4
Paper is low in tray
1
M1-5211
Paper is low in tray
2
●
Symptom /
Cause
:
When the pape
r in the cassette
is
less than 10% of sp
e
message
will
be displayed.
●
Troubleshooting method :
1. Take out Tray 1(2,3,4) cassette.
2. Load the paper.
3. Adjust the paper align guide.
4. Insert Tray 1(2,3,4) cassette.
If paper
is
loaded but
error
mess
age is n
ot disa
ppear
e
1. If
there is any
contamination
in photo interrupter, cl
e
2. If
the photo interrupter is broken, replace it.
●
Replacement
part
●
Replacement
part
-
0604-00139
3 : PHOTO-INTERRUPTER
Service Manual
CLX-9250/9350 series
7-
7
s
hooting
3
. Load pape
r
4
. Load pape
r
1
. Load pape
r
2
. Load pape
r
e
cification or the photo interrupte
r is broken, this
e
d, check the following.
e
an the sensor.
SAMSUNG
ELECTRONICS
7
2
411
413
Table of Contents
Main Page
Service Manual
1
Safety Warning
13
Caution for Safety
14
Handling Precautions
15
ESD Precautions
17
Product Description
18
Specifications
18
Printer Specifications
19
Copier Specifications
19
Scanner Specifications
20
Fax Specifications
20
Paper Specifications
22
System Configuration
25
Front View 1
25
Front View 2
26
Rear View
27
Inner View
28
Paper Path
33
Sensor Location
34
Paper Handling Section
38
Components
41
Functions
42
Paper Tray
43
Pick up Unit
44
Registration Unit
45
MPF Unit
46
Imaging Unit
47
Drum Drive
50
Transfer Belt Drive
54
Fuser Unit
56
Fuser Unit Drive
58
Temperature Control
59
Laser Scanning Unit
60
Automatic Line Position Adjustment
63
Adjustment Conditions
64
Shutter Mechanism
66
Printer Drive System
67
Front View
69
Pick-Up Drive
70
LSU Shutter Drive
73
Toner Supply Drive
74
Scanner System
75
DADF System
78
Electric Parts Layout
79
Dadf Drive System
80
Drive Assembly
83
Video Controller
86
OPE Controller
87
Engine Controller
88
Scan Controller
89
DADF Controller
106
Interface Part
107
SMPS Board
108
HVPS Board
110
Lsu2/Lsu3
114
Toner Connector PBA
115
Deve Joint PBA
116
Eraser PBA
117
Cassette Joint PBA
118
Fuser PBA
119
Crum Pba
120
Deve Crum Joint PBA
121
ITB Encoder PBA
122
Scan Joint PBA
123
CCDM Pba
124
DADF Length Sensor PBA
125
DADF Width Sensor PBA
126
DADF LED Panel PBA
127
Heating Cables
128
Cover
130
Inner Cover
132
Left Cover
135
Rear Cover
136
OPE Unit
137
Scan Unit
142
Scan Glass
143
Scan Main PBA
144
Lamp
145
Original Size Detection Sensor
147
Joint Sub PBA
148
Pulley-Belt
149
Scan Motor and Gear Belt
150
Scanner Heating Cable
151
Align Set
155
Fuser Unit
156
NC Thermistor and Thermostat
157
Thermistor
158
Fuser NIP Motor
159
Halogen Lamp
162
EEPROM and Photo Sensor
165
Gear
166
Heat Roller
167
Fuser Belt
169
Cautions for Reassembly
173
Cartridge Transfer Unit
178
Electrical Components
184
Video Controller
186
Joint PBA
187
Toner Pbas
188
Toner Motor
189
HVPS Board
191
Lift Motor
194
Smps Fan
195
Ozone Filter FAN
197
Side Joint Board
198
Main Drive Unit
199
Main Drive PBA
200
Main Drive Clutches
201
Main Drive Sensors
202
Pick up Drive Unit
203
Pickup Drive Clutch
204
Mp/Regi Drive Unit
205
Mp/Regi Drive Motor
206
Exit Drive Unit
207
Duplex Return Drive Motor
208
Exit Drive Clutch
209
DADF Unit
210
Width/Length Sensor
219
DADF Main PBA
220
DADF Motor
222
DADF Cover Open
225
DADF Solenoid
228
Paper Handling Section
229
Cover-Side Unit
233
Duplex Unit
234
MP Tray
235
Face up Exit Lower
237
Solenoid
238
Exit Unit
239
Laser Scanning Unit
242
Cassette Heating Cable
247
Service Mode
250
Information Tab
251
Maintenance Counts Tab
253
Diagnostics Tab
254
Information
255
Software Version
257
Maintenance Counts
259
Jam Count
260
Part Replacement Count
262
Diagnotics
263
Engine Test Routines
266
Fax Diagnostics
273
Fax Test Routines
274
Scanner Diagnostics
276
Scanner/Dadf Test Routines
277
Adjustment
279
Copy Adjustment
281
Scan Area Adjustment
282
DADF Adjustment
284
Finisher Adjustment
286
Acs(Auto Color Sensing)
289
Color Management
290
Full Color Registration
291
Auto Color Tone Adjustment
292
Main Memory Clear
295
Port
296
TR Control Mode
297
Updating Firmware
298
PM Supplies
308
Transfer Unit
310
PM Procedures
312
Imaging Unit
314
Cartridge Transfer Unit
319
Fuser Unit
323
Pick Up/ Retard/ Forward Roller
324
Dust Filters
325
Cleaning the PM Parts
333
Cleaning the Pick up Roller
334
Cleaning the Regi Roller
335
Cleaning the Tray2 Feed Roller
336
Cleaning the LSU Window
337
Cleaning the DADF Rollers
339
Troubleshooting
341
Error Code and Error Message
343
Error Code Details
355
Nd Transfer Roller
424
Image Quality Problems
486
Vertical White Band / Dark Band
489
Color Spot
492
Foggy Background
493
Blurred Image
494
Incorrect Color Registration
495
Uneven Pitch and Jitter Image
497
Skewed Image
498
Low Image Density
499
Blank Copy, Black Copys
506
Gradation Reproduction Failure
510
Void Areas, White Spots
512
Stain on the Paper Back Side
514
White Halo
515
DADF Skew Testing
516
Other Errors
521
Engine 1
526
Engine 2
527
Main Board & OPE
528
Scan & DADF
529
DC Control Board & LSU Joint Board
531
Heater
533
System Recovery
534
Entry Point
535
Network
538
Error Page
540
Progress Page
541
Error List
542
HDD Failure
544
Abbreviations
545
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