Samsung CLX-9350ND User manual

Service Manual
Digital Color Laser MFP
CLX-9250ND / 9350ND
■ Print/Copy speed
- CLX-9250ND : 25/25 ppm (A4)
- CLX-9350ND : 35/35 ppm (A4)
■ 1Ghz CPU (9350) / 800Mhz (9250)
■ 250 GB HDD
■ 1GB Memory (Max. 2GB)
■ 8.9 inch color graphic touch-screen LCD
■ Various option units
- 3K Booklet 󰘰nisher / 1K Standard 󰘰nisher
DCF, HCF, Punch unit , Multi fax etc.
The keynote of Product

ⓒ
Samsung Electronics Co.,Ltd. July. 2011
Printed in Korea.
VERSION NO. : 1.9 CODE : 9x50-00000E

1.1 Safety Warning …………………………………………………… 1-1
1.2 Caution for safety ………………………………………………… 1-2
1.3 ESD Precautions ………………………………………………… 1-5
2.1 Specifications …………………………………………………… 2-1
2.2 System configuration …………………………………………… 2-8
2.2 Paper path ……………………………………………………… 2-9
2.3 Sensor location …………………………………………………… 2-10
2.4 Paper handling section ………………………………………… 2-21
2.4.1 Overview……………………………………………………… 2-21
2.4.2 Components ………………………………………………… 2-24
2.4.3 Functions …………………………………………………… 2-25
2.4.4 Paper tray …………………………………………………… 2-26
2.4.5 Pick up unit…………………………………………………… 2-27
2.4.6 Registration unit …………………………………………… 2-28
2.4.7 MPF unit……………………………………………………… 2-29
2.5 Image formation ………………………………………………… 2-30
2.5.1 Printing process overview ………………………………… 2-30
2.5.2 Imaging unit ………………………………………………… 2-32
2.5.3 Cartridge transfer unit ……………………………………… 2-36
2.6 Fuser unit ………………………………………………………… 2-39
2.6.1 Fuser unit overview ………………………………………… 2-39
2.6.2 Function of components …………………………………… 2-40
2.6.3 Fuser unit drive ……………………………………………… 2-41
2.6.4 Temperature control ………………………………………… 2-42
2.7 Laser scanning unit ……………………………………………… 2-43
2.7.1 Laser scanning unit overview ……………………………… 2-43
2.7.2 Laser scanning optical path………………………………… 2-44
chapter 1 Precautions
chapter 2 Product description
Contents

2.7.3 Laser synchronizing detectors …………………………… 2-45
2.7.4 Automatic line position adjustment………………………… 2-46
2.7.5 Shutter mechanism ………………………………………… 2-49
2.8 Printer Drive system……………………………………………… 2-50
2.8.1 Drive Motors ………………………………………………… 2-50
2.8.2 Main drive unit (OPC, DEVE, ITB, T1 DIS/ENG)………… 2-52
2.8.3 Pick-up Drive ………………………………………………… 2-53
2.8.4 MP, Regi and Duplex Drive ………………………………… 2-54
2.8.5 Fuser Exit and Duplex Return Drives……………………… 2-55
2.8.6 LSU shutter Drive …………………………………………… 2-56
2.8.7 WTB leveling drive ………………………………………… 2-56
2.8.8 Drive of Toner Supply ……………………………………… 2-57
2.9 Scanner system ………………………………………………… 2-58
2.9.1 Scannner system overview ………………………………… 2-58
2.9.2 Scanning System components …………………………… 2-59
2.10 DADF system …………………………………………………… 2-61
2.10.1 DADF systme overview …………………………………… 2-61
2.10.2 Electric parts layout………………………………………… 2-62
2.10.3 Description of drive system operations…………………… 2-63
2.11 Printer Electronics configuration ……………………………… 2-69
2.11.1 Video controller …………………………………………… 2-72
2.11.2 OPE controller …………………………………………… 2-82
2.11.3 Engine controller ………………………………………… 2-86
2.11.4 Scan controller …………………………………………… 2-89
2.11.5 DADF controller…………………………………………… 2-90
2.11.6 Interface part ……………………………………………… 2-91
2.11.7 Connection part…………………………………………… 2-91
2.11.8 SMPS board ……………………………………………… 2-92
2.11.9 HVPS board ……………………………………………… 2-94
2.11.10 LSU2/LSU3 ……………………………………………… 2-98
2.11.11 Toner connector PBA …………………………………… 2-99
2.11.12 Deve Joint PBA…………………………………………… 2-100
2.11.13 Eraser PBA ……………………………………………… 2-101
2.11.14 DC Power PBA …………………………………………… 2-101
Contents

2.11.15 Cassette Joint PBA ……………………………………… 2-102
2.11.16 Side Joint PBA …………………………………………… 2-102
2.11.17 Fuser PBA ………………………………………………… 2-103
2.11.18 Waste Sensor PBA ……………………………………… 2-103
2.11.19 LED Panel PBA…………………………………………… 2-103
2.11.20 CRUM PBA ……………………………………………… 2-104
2.11.21 Development Crum Interface PBA……………………… 2-104
2.11.22 Deve Crum Joint PBA …………………………………… 2-105
2.11.23 Toner Curm Joint PBA …………………………………… 2-105
2.11.24 ITB Joint1 PBA …………………………………………… 2-105
2.11.25 ITB Encoder PBA ………………………………………… 2-106
2.11.26 ITB Joint2 PBA …………………………………………… 2-106
2.11.27 ITB Joint3 PBA …………………………………………… 2-106
2.11.28 Scan Joint PBA …………………………………………… 2-107
2.11.29 CCDM PBA ……………………………………………… 2-108
2.11.30 Scan Cover Open Sensor PBA ………………………… 2-109
2.11.31 DADF Length Sensor PBA ……………………………… 2-109
2.11.32 DADF Width Sensor PBA ……………………………… 2-110
2.11.33 DADF Mixed Sensor PBA ……………………………… 2-110
2.11.34 DADF LED Panel PBA…………………………………… 2-111
2.11.35 Exit LED Panel PBA……………………………………… 2-111
2.12 Heating cables ………………………………………………… 2-112
3.1 General Disassembly Procedure Precautions ………………… 3-1
3.2 Cover ……………………………………………………………… 3-2
3.2.1 Front cover…………………………………………………… 3-2
3.2.2 Inner cover…………………………………………………… 3-4
3.2.3 Left cover …………………………………………………… 3-7
3.2.4 Rear cover …………………………………………………… 3-8
3.2.5 Right cover…………………………………………………… 3-8
3.3 OPE unit…………………………………………………………… 3-9
Contents
chapter 3 Replacement procedure

3.4 Scan unit ………………………………………………………… 3-14
3.4.1 Scan glass …………………………………………………… 3-15
3.4.2 Scan main PBA……………………………………………… 3-16
3.4.3 Lamp ………………………………………………………… 3-17
3.4.4 Original size detection sensor……………………………… 3-19
3.4.5 Joint PBA …………………………………………………… 3-19
3.4.6 Joint sub PBA ……………………………………………… 3-20
3.4.7 Fan …………………………………………………………… 3-20
3.4.8 Pulley-belt …………………………………………………… 3-21
3.4.9 Scan motor and gear belt ………………………………… 3-22
3.4.10 Home sensor ……………………………………………… 3-22
3.4.11 Scanner heating cable …………………………………… 3-23
3.4.12 Align set …………………………………………………… 3-27
3.5 Fuser unit ………………………………………………………… 3-28
3.5.1 NC thermistor and thermostat……………………………… 3-29
3.5.2 Thermistor …………………………………………………… 3-30
3.5.3 Fuser NIP Motor …………………………………………… 3-31
3.5.4 Halogen lamp………………………………………………… 3-33
3.5.5 Fuser Bias / Fuser Bias Terminal ………………………… 3-36
3.5.6 EEPROM and photo sensor ……………………………… 3-37
3.5.7 Gear ………………………………………………………… 3-38
3.5.8 Heat roller …………………………………………………… 3-39
3.5.9 Fuser belt …………………………………………………… 3-41
3.5.10 Pressure roller and pressure roller bearing …………… 3-43
3.5.11 Cautions for reassembly ………………………………… 3-45
3.6 Cartridge transfer unit …………………………………………… 3-50
3.7 Electrical components …………………………………………… 3-56
3.7.1 Engine controller …………………………………………… 3-56
3.7.2 HDD ………………………………………………………… 3-57
3.7.3 Video controller ……………………………………………… 3-58
3.7.4 Joint PBA …………………………………………………… 3-59
3.7.5 Engine / Video shield door fan …………………………… 3-59
3.7.6 Toner PBAs ………………………………………………… 3-60
3.7.7 Toner motor ………………………………………………… 3-61
Contents

3.7.8 DC power board …………………………………………… 3-62
3.7.9 HVPS board ………………………………………………… 3-63
3.7.10 Lift motor…………………………………………………… 3-66
3.7.11 SMPS board………………………………………………… 3-66
3.7.12 SMPS FAN ………………………………………………… 3-67
3.7.13 Ozone Filter FAN ………………………………………… 3-69
3.7.14 Side joint board …………………………………………… 3-70
3.8 Main drive unit …………………………………………………… 3-71
3.8.1 Main drive PBA……………………………………………… 3-72
3.8.2 Main drive motor …………………………………………… 3-72
3.8.3 Main drive clutches ………………………………………… 3-73
3.8.4 Main drive sensors ………………………………………… 3-74
3.9 Pick up drive unit ………………………………………………… 3-75
3.9.1 Pickup drive clutch ………………………………………… 3-76
3.9.2 Pick up drive motor ………………………………………… 3-76
3.10 MP/Regi drive unit ……………………………………………… 3-77
3.10.1 MP/Regi drive motor ……………………………………… 3-78
3.11 EXit drive unit …………………………………………………… 3-79
3.11.1 Fuser/Exit drive motor …………………………………… 3-79
3.11.2 Duplex return drive motor………………………………… 3-80
3.11.3 Exit drive clutch …………………………………………… 3-81
3.12 DADF unit ……………………………………………………… 3-82
3.12.1 Width/Length sensor ……………………………………… 3-91
3.12.2 DADF main PBA ………………………………………… 3-92
3.12.3 DADF motor ……………………………………………… 3-94
3.12.4 DADF cover open ………………………………………… 3-97
3.12.5 Guide pick up ……………………………………………… 3-98
3.12.6 DADF solenoid …………………………………………… 3-100
3.13 Paper handling section ………………………………………… 3-101
3.13.1 Pick up unit………………………………………………… 3-101
3.13.2 Regi Bracket Assy ………………………………………… 3-103
3.13.3 Cover-Side unit …………………………………………… 3-105
3.13.3.1 Duplex unit …………………………………………… 3-106
3.13.3.2 MP tray ……………………………………………… 3-107
Contents

3.13.3.3 Face Up Exit Lower ………………………………… 3-109
3.13.3.4 Solenoid ……………………………………………… 3-110
3.13.4 Exit unit …………………………………………………… 3-111
3.14 Laser Scanning Unit …………………………………………… 3-114
3.15 Cassette heating cable ……………………………………… 3-119
4.1 Entering/Exiting Diagnostics Mode……………………………… 4-1
4.2 Serive mode menu tree…………………………………………… 4-2
4.2.1 Information tab ……………………………………………… 4-2
4.2.2 Maintenance counts tab …………………………………… 4-4
4.2.3 Diagnostics tab …………………………………………… 4-5
4.2.4 Service Functions ………………………………………… 4-5
4.3 Information ………………………………………………………… 4-6
4.3.1 General ……………………………………………………… 4-6
4.3.2 Supply status ……………………………………………… 4-6
4.3.3 Software version …………………………………………… 4-8
4.3.4 Service Hours ……………………………………………… 4-8
4.3.5 Fault Log …………………………………………………… 4-8
4.3.5 Print reports ………………………………………………… 4-8
4.4 Maintenance Counts …………………………………………… 4-10
4.4.1 Fault count ………………………………………………… 4-10
4.4.2 Jam count …………………………………………………… 4-11
4.4.3 Part replacement count …………………………………… 4-13
4.5 Diagnotics ………………………………………………………… 4-14
4.5.1 Engine diagnostics ………………………………………… 4-14
4.5.1.1 NVM Read/Write ……………………………………… 4-14
4.5.1.2 Engine Test Routines ………………………………… 4-17
4.5.2 Fax diagnostics …………………………………………… 4-24
4.5.2.1 Fax NVM Read/Write ………………………………… 4-24
4.5.2.2 Fax Test Routines ……………………………………… 4-25
4.5.3 Scanner diagnostics ……………………………………… 4-27
4.5.3.1 Shading Test ………………………………………… 4-27
Contents
chapter 4 Service mode (Diagnostic mode)

chapter 5 Updating Firmware
chapter 6 Preventive maintenance (PM)
4.5.3.2 Scanner/DADF NVM Read/Write …………………… 4-27
4.5.3.3 Scanner/DADF Test Routines ……………………… 4-28
4.5.4 Adjustment ………………………………………………… 4-30
4.5.4.1 Print Adjustment ……………………………………… 4-30
4.5.4.2 Copy Adjustment ……………………………………… 4-32
4.5.4.3 Scan Area Adjustment ………………………………… 4-33
4.5.4.4 DADF Adjustment ……………………………………… 4-35
4.5.4.5 Finisher Adjustment …………………………………… 4-37
4.5.5 ACS(Auto Color Sensing) ………………………………… 4-40
4.5.6 Color Management ………………………………………… 4-41
4.5.6.1 Auto Color Registration ……………………………… 4-41
4.5.6.2 Full Color Registration ………………………………… 4-42
4.5.6.3 Auto Color Tone Adjustment ………………………… 4-43
4.6 Sevice functions ………………………………………………… 4-46
4.6.1 Main Memory Clear ………………………………………… 4-46
4.6.2 Hard Disk Maintenance …………………………………… 4-46
4.6.3 Debug Log …………………………………………………… 4-46
4.6.4 Port …………………………………………………………… 4-47
4.6.5 Capture Log ………………………………………………… 4-47
4.6.6 Toner Save ………………………………………………… 4-47
4.6.7 Count Setting of Large Page ……………………………… 4-47
4.6.8 TR Control Mode …………………………………………… 4-48
5.1 Updating from the Printer Control Panel ……………………… 5-2
5.2 Updating from the Network …………………………………… 5-8
6.1 PM Supplies ……………………………………………………… 6-1
6.2. PM Procedures ………………………………………………… 6-5
6.2.1 Toner cartridge ……………………………………………… 6-5
Contents

6.2.2 Imaging unit ………………………………………………… 6-7
6.2.3 Cartridge Transfer Unit …………………………………… 6-12
6.2.4 2nd Transfer roller ………………………………………… 6-15
6.2.5 Fuser Unit …………………………………………………… 6-16
6.2.6 Pick up/ Retard/ Forward roller …………………………… 6-17
6.2.7 Ozone Filter ………………………………………………… 6-17
6.2.8 Dust Filters ………………………………………………… 6-18
6.2.9 DADF Rollers (Pick up /ADF/ Retard) …………………… 6-19
6.2.10 MP Pick up / Retard / Forward roller …………………… 6-24
6.3. Cleaning the PM parts ………………………………………… 6-26
6.3.1 Cleaning the charge scorotron …………………………… 6-26
6.3.2 Cleaning the pick up roller ………………………………… 6-27
6.3.3 Cleaning the Regi roller …………………………………… 6-28
6.3.4 Cleaning the tray1 feed roller ……………………………… 6-28
6.3.5 Cleaning the tray2 feed roller ……………………………… 6-29
6.3.6 Cleaning the LSU window ………………………………… 6-30
6.3.7 Cleaning the DADF retard rubber pad …………………… 6-31
6.3.8 Cleaning the DADF rollers ………………………………… 6-32
7.1 Procedure of checking the symptoms ………………………… 7-1
7.2 Error code and troubleshooting ………………………………… 7-3
7.2.1 Error code and error message …………………………… 7-3
7.2.2 Error Code Details ………………………………………… 7-14
7.3 Image quality problems and solutions ………………………… 7-134
7.3.1 Vertical white band / Dark band …………………………… 7-137
7.3.2 Horizontal white band / dark band ………………………… 7-139
7.3.3 Color spot …………………………………………………… 7-140
7.3.4 Foggy background ………………………………………… 7-141
7.3.5 Blurred image ……………………………………………… 7-142
7.3.6 Incorrect color registration ………………………………… 7-143
chapter 7 Preventive Maintenance (PM)
Contents

chapter 8 System diagram
7.3.7 Uneven pitch and jitter image ……………………………… 7-145
7.3.8 Skewed image ……………………………………………… 7-146
7.3.9 Low image density ………………………………………… 7-147
7.3.10 Blank copy, Black copys ………………………………… 7-154
7.3.11 Uneven density in sub scan direction …………………… 7-156
7.3.12 Uneven density in main scan direction ………………… 7-157
7.3.13 Gradation reproduction failure …………………………… 7-158
7.3.14 Void areas, white spots ………………………………… 7-160
7.3.15 Poor fusing performance, offset ………………………… 7-161
7.3.16 Stain on the paper back side …………………………… 7-162
7.3.17 White Halo ………………………………………………… 7-163
7.3.18 DADF skew testing ……………………………………… 7-164
7.4 Other Errors ……………………………………………………… 7-169
8.1 Engine 1…………………………………………………………… 8-1
8.2 Engine 2…………………………………………………………… 8-2
8.3 Main board & OPE ……………………………………………… 8-3
8.4 Scan & DADF …………………………………………………… 8-4
8.5 Bottle joint board & side joint board …………………………… 8-5
8.6 DC control board & LSU joint board …………………………… 8-6
8.7 Cassette joint board & Drive joint board ……………………… 8-7
8.8 Heater …………………………………………………………… 8-8
9.1 Entry Point ………………………………………………………… 9-1
9.2 USB ………………………………………………………………… 9-2
9.3 Network …………………………………………………………… 9-4
9.4 Confirmation Page ……………………………………………… 9-5
chapter 9 System Recovery
Contents

Contents
9.5 Error Page ………………………………………………………… 9-6
9.6 Progress Page …………………………………………………… 9-7
9.7 Error List …………………………………………………………… 9-8
9.8 HDD Repair ……………………………………………………… 9-8
9.9 HDD Failure ……………………………………………………… 9-10
10.1 Tools for troubleshooting ……………………………………… 10-1
10.2 Abbreviations …………………………………………………… 10-4
chapter 10 Reference information

1. Prec
a
1. Warning and cautio
n
In order to prevent accidents and to prevent damage t
o
below carefully before servicing the printer and follow
(1) Only to be serviced by appropriately qualified servi
High voltages and lasers inside this product are da
qualified service technician.
(2) Use only Samsung replacement parts
1.1 Safety Warning
(2)
Use
only
Samsung
replacement
parts
.
There are no user serviceable parts inside the prin
t
additions to the printer as these could cause the pr
fire hazards.
(3) Laser Safety Statement
The Printer is certified in the U.S. to conform to th
e
Subchapter J for Class 1(1) laser products, and el
s
f i t th i t f IEC 825 Cl I l
f
orm
i
ng
t
o
th
e requ
i
remen
t
s o
f
IEC
825
.
Cl
ass
I
l
as
laser system and printer are designed so there is n
Class I level during normal operation, user mainte
n
Warning >> Never operate or service the printer with
t
assembly. The reflected beam, although invisible, can
When using this product, these basic safety pre-cauti
o
electric shock, and personal injury.
Service Manual
CLX-9250/9350 series
1
-
a
utions
n
for safety
o
the equipment please read the precautions listed
them closely.
ce technician.
ngerous. This printer should only be serviced by a
t
er. Do not make any unauthorized changes or
inter to malfunction and create an electric shock or
e
requirements of DHHS 21 CFR, chapter 1
s
ewhere, it is certified as a Class I laser product con-
dt t id dtbh d Th
er pro
d
uc
t
s are no
t
cons
id
ere
d
t
o
b
e
h
azar
d
ous.
Th
e
ever any human access to laser radiation above a
n
ance, or prescribed service condition.
t
he protective cover removed from Laser Scanner
damage your eyes.
o
ns should always be followed to reduce risk of fire,
SAMSUNG ELECTRONICS
-
1

1. Prec
a
1.2 Caution for safety
1.2.1 Toxic material
This product contains toxic materials that could cause
i
(1) If the LCD control panel is damaged it is possible f
o
with the skin should be avoided. Wash any splash
e
doctor. If the liquid gets into the mouth or is swallo
w
(2) Please keep Drum cartridge and Toner cartridge a
w
Drum cartridge and Toner Cartridge may be harmf
u
1.2.2 Electric shock and fire safety
p
Failure to follow the following instructions could cause
e
(1) Use only the correct voltage, failure to do so could
d
electric shock.
(
2
)
Use onl
y
the
p
ower cable su
pp
lied with the
p
rinter.
() y p pp p
cable to overheat and potentially cause a fire.
(3) Do not overload the power socket, this could lead t
o
lead to a fire.
(4) Do not allow water or other liquids to spill into the p
paper clips, pins or other foreign objects to fall into
to an electric shock or fire hazard.
(
5
)
Never touch the
p
lu
g
s on either end of the
p
ower c
a
() p g p
When servicing the printer remove the power plug
f
(6) Use caution when inserting or removing the power
c
firmly and pull. The power connector must be inser
t
overheating possibly leading to a fire.
(7) Take care of the power cable. Do not allow it to be
c
damaged. Do not place objects on top of the powe
r
overheat and cause a fire. Exposed cables could c
a
cable immediately do not reuse or repair the dama
cable
immediately
,
do
not
reuse
or
repair
the
dama
the power cable, weakening the cover or exposing
(8) Ensure that the power sockets and plugs are not cr
a
should be repaired immediately. Take care not to c
the machine.
(9) Use caution during thunder or lightning storms. Sa
m
from the power source when such weather conditi
o
p
ower cord if it is still connected to the wall socket
i
p
(10) Avoid damp or dusty areas, install the printer in a
c
machine near a humidifier or in front of an air con
d
can lead to overheating and cause a fire or cause
(11) Do not position the printer in direct sunlight. This
w
possibly leading to the printer failing to work prop
e
(12) Do not insert any metal objects into the machine t
h
could make contact with a high voltage conductor
Service Manual
CLX-9250/9350 series
1
-
a
utions
i
llness if ingested.
o
r the liquid inside to leak. This liquid is toxic. Contac
t
e
s from eyes or skin immediately and contact your
w
ed see a doctor immediately.
w
ay from children. The toner powder contained in the
u
l and if swallowed you should contact a doctor.
p
recautions
e
lectric shock or potentially cause a fire.
d
amage the printer and potentially cause a fire or
Use of an incorrectl
y
s
p
ecified cable could cause the
yp
o
overheating of the cables inside the wall and could
rinter, this can cause electric shock. Do not allow
the printer these could cause a short circuit leading
a
ble with wet hands, this can cause electric shock.
f
rom the wall socket.
c
onnector. When removing the power connector, grip it
t
ed completely, otherwise a poor contact could cause
c
ome twisted, bent sharply around corners or wise
r
cable. If the power cable is damaged it could
a
use an electric shock. Replace the damaged power
aged cable Some chemicals can attack the coating on
aged
cable
.
Some
chemicals
can
attack
the
coating
on
cables causing fire and shock risks.
a
cked or broken in any way. Any such defects
ut or damage the power cable or plugs when moving
m
sung recommends that this machine be disconnected
o
ns are expected. Do not touch the machine or the
i
n these weather conditions.
c
lean well ventilated location. Do not position the
d
itioner. Moisture and dust built up inside the machine
parts to rust.
w
ill cause the temperature inside the printer to rise
e
rly and in extreme conditions could lead to a fire.
h
rough the ventilator fan or other part of the casing, it
inside the machine and cause an electric shock.
SAMSUNG ELECTRONICS
-
2

1. Prec
a
1.2.3 Handling Precautions
The following instructions are for your own personal s
a
product.
(1) Ensure the printer is installed on a level surface ca
(1)
Ensure
the
printer
is
installed
on
a
level
surface
,
ca
cause the printer to tip or fall.
(2) The printer contains many rollers, gears and fans.
fingers, hair or clothing in any of these rotating de
v
(3) Do not place any small metal objects, containers
o
which if spilled could get into the machine and ca
u
(4) Do not install the machine in areas with high dust
o
a humidifier or heater. Dama
g
e could be caused t
o
1.2.4 Assembly / Disassembly Preca
u
g
(5) Do not place candles, burning cigarettes, etc on th
(6) When reinstalling the imaging unit or ITB unit at p
o
Replace parts carefully and always use Samsung par
t
cable routing before dismantling any part of the machi
Please carry out the following procedures before dism
(1) Check the contents of the machine memory and m
if the main board or network card is replaced.
(2) Ensure that power is disconnected before servicin
g
(3) Disconnect printer interface cables and power cabl
(3)
Disconnect
printer
interface
cables
and
power
cabl
(4) Only use approved spare parts. Ensure that part n
u
temperature rating are correct.
(5) When removing or re-fitting any parts do not use e
x
plastic.
(6) Take care not to drop any small parts into the mac
(7) Handling of the OPC Drum
-
The OPC Drum can be irreparably damaged if it e
-
The
OPC
Drum
can
be
irreparably
damaged
if
it
e
Take care not to expose the OPC Drum either to
d
room lighting. Exposure for as little as 5 minutes
c
properties and will result in print quality degradati
o
Remove the OPC Drum and store it in a black ba
g
working with the Covers (especially the top cover
)
damage the OPC Drum.
- Take care not to scratch the green surface of OP
C
If the green surface of the Drum Cartridge is scra
t
compromised.
Service Manual
CLX-9250/9350 series
1
-
1
-
a
utions
a
fety, to avoid injury and so as not to damage the
apable of supporting its weight Failure to do so could
apable
of
supporting
its
weight
.
Failure
to
do
so
could
Take great care to ensure that you do not catch your
v
ices.
o
f water, chemicals or other liquids close to the printer
u
se damage, shock or fire hazard.
o
r moisture levels, beside on open window or close to
o
the
p
rinter in such areas.
u
tions
p
e printer, These could cause a fire.
o
wer off, perform the OPC-ACR surely.
t
s. Take care to note the exact location of parts and
ne. Ensure all parts and cables are replaced correctly.
antling the printer or replacing any parts.
ake a note of any user settings. These will be erased
g
or replacing any electrical parts.
les
les
.
u
mber, product name, voltage, current and
x
cessive force, especially when fitting screws into
hine.
exposed to light
exposed
to
light
.
d
irect sunlight or to fluorescent or incandescent
c
an damage the surface of the photoconductive
o
n. Take extra care when servicing the printer.
g
or other lightproof container. Take care when
)
open as light is admitted to the OPC area and can
C
Drum Unit.
t
ched or touched the print quality will be
SAMSUNG ELECTRONICS
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3
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3

1. Prec
a
1.2.5 Disregarding this warning may
(1) Be careful with high temperature components.
The fuser unit works at a high temperature. Use ca
u
cool down before disassembly.
(2) Do not put fingers or hair into the rotating parts.
When operating a printer, keep your hands and hai
r
motor, fan, etc.).
(3) When moving the printer :
- When transporting/installing the equipment, employ f
o
- Be sure not to hold the movable parts or units (e.g. th
equipment.
- Be sure to use a dedicated outlet with 110V/220V po
w
- The equipment must be grounded for safety.
- Select a suitable place for installation. Avoid excessi
v
sunlight.
- Provide proper ventilation since the equipment emits
- The e
q
ui
p
ment must be installed near the socket outl
qp
-Be sure to fix and plug in the power cable securely aft
e
-If you are moving the machine a short distance, you s
h
(e.g : same building through elevator)
-If you are moving the machine a long distance, you s
h
& staple unit, tape and disassemble all trays. (e.g :
m
Service Manual
CLX-9250/9350 series
1
-
a
utions
cause bodily injury
u
tion when working on the printer. Wait for the fuser to
r
away form the rotating parts (Paper feeding entrance,
o
ur people and be sure to hold the lifting handles.
e control panel, DADF) when transporting the
w
er input.
v
e heat, high humidity, dust, vibration and direct
a slight amount of ozone.
et and must be accessible.
e
r the installation so that no one trips over it.
h
ould separate the finisher.
h
ould remove toner & imaging unit, lock scan carrier
m
oved by truck or so)
SAMSUNG ELECTRONICS
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4

1. Prec
a
1.3 ESD Precautions
Certain semiconductor devices can be easily damage
d
commonly called “Electrostatically Sensitive (ES) Dev
integrated circuits some field effect transistors and se
integrated
circuits
,
some
field
effect
transistors
,
and
se
The techniques outlined below should be followed to
h
caused by static electricity.
Caution >>Be sure no power is applied to the chassis
1. Immediately before handling a semiconductor com
p
off any electrostatic charge on your body by touchi
n
commercially available wrist strap device, which sh
o
prior to applying power to the unit under test.
2. After removing an electrical assembly equipped wit
h
such as aluminum or copper foil, or conductive foa
m
vicinity of the assembly.
3. Use only a grounded tip soldering iron to solder or
d
4 Use only an
“
anti
static
”
solder removal device Som
4
.
Use
only
an
anti
-
static
solder
removal
device
.
Som
static” can generate electrical charges sufficient to
5. Do not use Freon-propelled chemicals. When spra
y
damage ESDs.
6. Do not remove a replacement ESD from its protecti
v
Most replacement ESDs are packaged with all lead
s
or a comparable conductive material.
7. Immediately before removing the protective shortin
g
touch the protective material to the chassis or circui
8. Maintain continuous electrical contact between the
E
until completely plugged or soldered into the circuit.
9. Minimize bodily motions when handling unpackage
d
the brushing together of clothing fabric and lifting o
n
electricity sufficient to damage an ESD
electricity
sufficient
to
damage
an
ESD
.
Service Manual
CLX-9250/9350 series
1
-
a
utions
d
by static electricity. Such components are
ices” or ESDs. Examples of typical ESDs are:
emiconductor
“
chip
”
components
emiconductor
chip
components
.
h
elp reduce the incidence of component damage
or circuit, and observe all other safety precautions.
p
onent or semiconductor-equipped assembly, drain
n
g a known earth ground. Alternatively, employ a
ff
o
uld be removed
f
or your personal sa
f
ety reasons
h
ESDs, place the assembly on a conductive surface,
m
, to prevent electrostatic charge buildup in the
d
esolder ESDs.
me solder removal devices not classified as
“
anti
me
solder
removal
devices
not
classified
as
anti
-
damage ESDs.
y
ed, these can generate electrical charges sufficient to
v
e packaging until immediately before installing it.
s
shorted together by conductive foam, aluminum foil,
g
material from the leads of a replacement ESD,
t assembly into which the device will be installed.
E
SD and the assembly into which it will be installed,
d
replacement ESDs. Normal motions, such as
n
e’s foot from a carpeted floor, can generate static
SAMSUNG ELECTRONICS
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5

2. Product
d
2.1 Specifications
2. Product description
General Specifications
Item CLX-9250
Printing Speed (A4)
(Color / Mono) 25 ppm/ 25 ppm
FCOT (Color / Mono) < 10.6 sec / < 9.0 sec
Warm-up Time < 45 sec from Power Save
General Specifications
Duplex Printing Speed Same as rated engine speed
Scanning Speed (A4) 60 ipm @ 300 dpi
40 ipm @ 600 dpi
Memory (Std / Max) 1 GB / 2 GB
HDD 250 GB
CPU PowerPC 800 Mhz
Resolution
Optical • 600 x 600 dpi
Enhanced • Draft 600 x 60
0
• Default 600 x 6
• Up to 600 x 60
0
Gradation 256
Size (W x D x H ) 675.5 x 722 x 1153 mm (26.6 x
Weight 96.71 Kg (213.21 lbs.) (without
c
110 Kg (242.5 lbs.) (including co
Noise (dB)
• Low Power mode : 34 dB(A)
• Ready mode : 43 dB(A)
• Printing mode : 54 dB(A)
• Copying mode : 57 dB(A)
• Average operating mode : Les
s
Power consumption • Ready mode : Less than 250
W
• Low power mode : Less than 5
0
• Power save mode : Less than
1
• Power off mode : Less than 0
W
Power requirement AC 110-127 V , 50/60 Hz or: A
C
Note - See the Rating label on t
h
type of current.
Power output rating for
heating wire in
DCF/HCF
AC 110-127 V , 50/60 Hz or AC
2
Note - See the Rating label on t
h
of current.
The voltage rating of heating wir
e
Service Manual
CLX-9250/9350 series
2
-
d
escription
CLX-9350
35 ppm/ 35 ppm
< 8.5 sec / < 7.5 sec
60 ipm @ 300 dpi
40 ipm @ 600 dpi
PowerPC 1.0 Ghz
0
x 1bit
00 x 2 bit
0
x 4 bit
256
28.4 x 45.4 inches)
c
onsumables and options )
nsumables without options)
s
than 1,100 W
W
0
W
1
1 W
W
C
220-240 V , 50/60 Hz
h
e machine for the correct voltage, frequency (hertz) and
2
20-240 V , 50/60 Hz
h
e machine for correct voltage, frequency (hertz) and type
e
is the same as the machine’s voltage rating.
SAMSUNG ELECTRONICS
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1

2. Product
d
Item CLX-9250
Printing method Color laser beam printing
Printer Specifications
Printing speed Up to 25 ppm (A4), 25 ppm (Lett
Duplex printing speed Up to 25 ipm (A4), 25 ipm (Lette
r
First print out time
(Color / Mono) < 12.2 sec / < 10.6 sec
Print resolution • Default : Up to 2,400 x 600 dpi
•
Max : Up to 9 600 x 600 dpi effe
Max
:
Up
to
9
,
600
x
600
dpi
effe
Printer language PCL5Ce, PCL6C, PostScript 3,
P
OS compatibility • Windows: 2000 ,XP,2003 ,Vist
a
• Various Linux OS
• Macintosh: Mac OS X 10.5~10
.
Interface • High speed USB 2.0 • Ethernet 10/100/1000 Base T
X
FDI (optional)
•
FDI
(optional)
Copier specifications
Item CLX-9250
Copy Speed Up to 25 cpm (A4), 25 cpm (Lett
e
Duplex copy speed
Simplex to Duplex (1-2)
: Up to 25 ipm in A4 (25 ipm in L
e
Duplex to Duplex (2-2)
: U
p
to 8 i
p
m in A4
(
8 i
p
m in Lett
e
pp (p
@ normal mode
First copy out time • Black & white: 9.0 seconds (from ready)
• Color: 10.6 seconds (from read
Copy resolution • Platen : 600 x 600 dpi
• Document feeder: Up to 600 x
6
Zoom range • Platen : 25% to 400%
• Document feeder: 25% to 400
%
Service Manual
CLX-9250/9350 series
2
-
d
escription
CLX-9350
er) Up to 35 ppm (A4), 35 ppm (Letter)
r
) Up to 35 ipm (A4), 35 ipm (Letter)
< 10.5 sec / < 9.5sec
effective output(600x600x2 dpi)
ective output(600x600x2 dpi)
ective
output(600x600x2
dpi)
P
DF 1.5+, TIFF, PJL, XPS
a
,2008 ,Win7
.
6
X
(embedded type)
CLX-9350
e
r) Up to 35 cpm (A4), 35 cpm (Letter)
e
tter)
e
r
)
Simplex to Duplex (1-2)
: Up to 35 ipm in A4 (35 ipm in Letter)
Duplex to Duplex (2-2)
: U
p
to 22 i
p
m in A4
(
22 i
p
m in Letter
)
@
)
pp (p )@
normal mode
y)
• Black & white: 7.5 seconds
(from ready)
• Color: 8.5 seconds (from ready)
6
00 dpi
%
SAMSUNG ELECTRONICS
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2

2. Product
d
Item CLX-9250
Compatibility TWAIN standard (
Scanner specifications
Scanning method Color CCD
Resolution
TWAIN standard Up to 600 x 600 d
p
(Up to 4,800 x 4,8
0
Scan to USB 100, 200, 300, 40
0
Scan to Email 100, 200, 300, 40
0
Scan to Server 100, 200, 300, 40
0
Network Scan File format PDF, TIFF, JPEG
Effective scanning length Max. 432 mm (17
Effective scanning width Max. 297 mm (11.
Internal: 30 bit
Color bit depth
Internal:
30
bit
External: 24 bit
Mono bit depth 1 bit for lineart &
h
8 bit for gray scal
e
Item CLX-9250
Compatibility Super G3
Applicable line
Public Switched T
Fax Specifications
Applicable
line
Public
Switched
T
Data coding MH/MR/MMR/JB
Modem speed 33.6kbps
Transmission speed Up to 3 seconds
/
Maximum document length 356 mm (14 inch
Standard 203
Resolution
•
Standard
:
203
x
• Fine : 203 x 19
6
• Super Fine : 30
• Ultra Fine : 600
Memory HDD Backup
Auto dialer up to 500 numbe
Service Manual
CLX-9250/9350 series
2
-
d
escription
CLX-9350
Network)
p
i
0
0 dpi by software enhancement)
0
, 600 dpi
0
, 600 dpi
0
, 600 dpi
inches)
7 inches)
h
alftone
e
CLX-9350
Telephone Network (PSTN) or behind PABX
Telephone
Network
(PSTN)
or
behind
PABX
IG/JPEG
/
page
es)
98 dpi
x
98
dpi
6
dpi
0 x 300 dpi
x 600 dpi
rs
SAMSUNG ELECTRONICS
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3