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SCX-4705ND
Samsung SCX-4705ND User Manual
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Mono
Laser
MFP
SCX-472x
series
SCX-4729FD/HD/FW
,
SCX-4728FD/HN,
SCX-4701ND,
SCX-4705ND,
SCX-4726FN
SERVICE
MANUAL
Mono
Laser
MFP
Contents
1.
Precautions
2.
Product
specication
and
description
3.
Disassembly
and
Reassembly
4.
Alignment
and
T
roubleshooting
5.
System
Diagram
6.
Reference
Information
Refer
to
the
service
manual
in
the
GSPN
(see
the
rear
cover)
for
more
information.
2
Table of Contents
Table of Contents
2
Precautions
5
Safety Warning
5
Caution for Safety
6
Electric Shock and Fire Safety Precautions
6
Toxic Material
6
Assembly and Disassembly Precautions
7
Handling Precautions
7
Disregarding this Warning May Cause Bodily Injury
8
ESD Precautions
9
Product Specification and Description
10
Product Specifications
10
Product Overview
10
Copier Specification
11
General Print Engine
11
Specifications
11
Scan Specification
12
Fax Specification
13
Controller and Software
14
Paper Handling
16
Consumables
17
Environment
17
Reliability and Service
17
Maintenance Parts
18
Options
18
Model Comparison Table
19
System Overview
20
Front View
20
Rear View
21
Paper Path
22
System Layout
23
Feeding Part
24
Drive Unit
25
Transfer Roller
25
Fuser
26
LSU (Laser Scanner Unit)
27
Toner Cartridge
28
Hardware Configuration
29
Main Board
30
OPE Board
32
Fax Board
33
Wireless LAN Board (SCX-4729FW Only)
33
Joint PBA
34
SMPS Board
35
HVPS Board
37
Electrical Parts Location
38
Engine F/W Control Algorithm
40
Feeding
40
Transfer
40
Fusing
41
Lsu
41
Software Descriptions
42
Architecture
42
Software System Overview
42
Data and Control Flow
43
Disassembly and Reassembly
45
Precautions When Replacing Parts
45
Precautions When Assembling and Disassembling
45
Preautions When Handling PBA
45
Releasing Plastic Latches
46
Screws Used in the Printer
47
Replacing the Main SVC Parts
48
Cover
48
Ope
49
Scanner
50
Adf
51
ADF Roller
51
ADF Motor
52
Scan Motor
53
CIS Unit
54
Middle Cover
55
Fax Board
56
Main Board
56
SMPS Board
57
HVPS Board
57
Bin-Full Sensor
58
Main Drive Unit
58
Pick up and Regi Clutch
59
Pick up and Forward Roller
60
Copyright© 1995-2012 SAMSUNG. All Rights Reserved
61
Retard Roller
61
Duplex Unit
62
Lsu
63
Transfer Roller
63
Exit Sensor
64
Fuser Unit
64
Feed and Regi Sensor
65
Motor
66
Alignment and Troubleshooting
68
Alignment and Adjustments
68
Control Panel
68
Understanding the Status LED
70
Clearing Original Document Jams
71
JAM Removal
71
Clearing Paper Jams
74
Useful Menu Item for Service
78
Periodic Defective Image
80
Useful Management Tools
81
Using Samsung Easy Printer Manager (Windows/Mac Only)
81
Advanced Settings User Interface Overview
82
Using Samsung Printer Status (Windows Only)
83
Using Smart Panel (Linux Only)
84
Update the Firmware by Using the USB Port
85
Updating Firmware
85
Update the Firmware by Using the Network
86
Tech Mode
88
Troubleshooting
93
Procedure of Checking the Symptoms
93
Basic Check List
94
4.2.2. Error Code and Troubleshooting
95
Error Code and Troubleshooting
95
Error #A1-1110 Turn off then on
96
Error Code
96
Error Message
96
Prepare New Cartridge
97
Replace New Cartridge
97
Install Toner Cartridge
98
Not Compatible Toner Cartridge
98
Paper Jam in Tray1
99
Paper Empty in Tray
100
Paper Jam Bottom of Duplex
101
Paper Jam Inside Machine
101
Paper Jam Top of Duplex
101
Output bin Full Remove Paper
102
Paper Jam in Exit Area
102
Error #S1-3212 Turn off then on
103
Install Wireless NIC
103
Door Open Close It
104
Scanner Locked
105
Network Problem : IP Conflict
106
Error #U1-2320 Turn off then on
106
Error #U1-2330 Turn off then on
106
Error #U1-2340 Turn off then on
106
Error #U2-1112 Turn off then on
107
Error #U2-1113 Turn off then on
107
Document Jam. Remove Jam
108
Door of Scanner Is Open
108
Image Quality Problem
109
Other Errors
115
System Diagram
116
Block Diagram
116
Connection Diagram
117
Reference Information
118
Tool for Troubleshooting
118
Glossary
119
The Sample Pattern for the Test
125
Selecting a Location
126
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Samsung SCX-4705ND Specifications
General
Brand
Samsung
Model
SCX-4705ND
Category
All in One Printer
Language
English
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