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LC-40LE820E
Sharp LC-40LE820E Service Manual
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LC-40/46/52LE820E, LC-40/46LU820E
4 – 2
2. Removing of S
peaker-L/R.
1.
Remove the 1 lock screw
and detach the S
tand Cover
.
2.
Disconnect SP wire.
3.
Detach the S
peaker-L
, S
p
eaker-R
.
4.
Detach the Insulation Sheet (AC)
.
MAIN
Unit
2
Stand
Cover
1
[SP]
[SP]
4
5
Speaker-R
Insulation
Sheet
(AC)
3
Speaker-L
13
15
Table of Contents
Default Chapter
1
Contents
1
Service Manual
1
Before Returning the Receiver - Fire and Shock Hazard
2
Important Service Safety Precaution
2
Safety Notice
2
Safety Precaution
2
Precautions for Using Lead-Free Solder
3
Soldering
3
End of Life Disposal
4
Major Service Parts
5
Outline
5
PWB Unit
5
Service Jigs
5
Specifications
6
Operation
7
TV Front View/Rear View
7
Remote Control Unit
8
Attaching the Stand Unit
9
Chapter 3. Dimensions 1] Dimensions (Lc-40Le820E/Lu820E)
10
Dimensions (Lc-46Le820E/Lu820E)
11
Dimensions (Lc-52Le820E)
12
Removing Major Parts
13
Removing of Stand Unit and Rear Cabinet Ass’y
13
Main Unit
14
Removing of Speaker-L/R
14
Removing of Connectors
15
Removing of MAIN Unit, POWER Unit, Woofer, Stand Angle
16
Removing of R/C, LED Unit, ICON Unit, LOGO Unit, Front Cabinet Ass’y
17
Removing Major Parts (LC-46LE820E/LU820E)
18
Removing Major Parts (LC-52LE820E)
23
Caution Cleaning Glass
28
How to Replace the Touch Key Sensor PWB
30
Lc-40Le820E/Lu820E
35
Lc-46Le820E/Lu820E
36
Lc-52Le820E
37
Adjustment Method after PWB And/Or IC Replacement Due to Repair
39
Adjustment Procedure
39
Entering and Exiting the Adjustment Process Mode
40
Method of Shuts down for Power Supply
40
Notes of Touch Sensor Unit
40
Remote Controller Key Operation/Display in Adjustment Process Mode
40
Description of Display
41
Adjustment Process Mode Menu
42
Special Features
45
Lamp Error Detection
46
Exiting the Public Mode Setting Screen
47
Method of Needing Password
47
Public Mode
47
Set Value of the Public Mode
47
Basic Operation in the Public Mode
48
Operation after "Reset"
48
Power on Fixed
48
Setting Items
48
Instantaneous Current Shutdown Setting in Turning off the Power
49
Remote Control Operation
49
Volume Fixed/Volume Fixed Level
49
Volume Maximum Level
49
AV Position Fixed
50
Main Unit Operation
50
Menu Operation
50
Input Fixed
51
OSD Display
51
Start Mode
51
232C Power on Control
52
Remote Control Path through
52
Speaker ON/OFF Selection
52
Video Signal Adjustment Procedure
52
PAL Signal Adjustment
53
SECAM Adjustment
53
Tuner Adjustment
53
ADC Adjustment
54
PC Signal Adjustment
54
RGB (SCART) Adjustment
54
Confirmation Item
55
White Balance Adjustment
55
Initialization to Factory Settings
56
Upgrading the Software
56
Chapter 7. Troubleshooting Table 1] Troubleshooting Table
58
No Power or no Startup
58
Sound Not Emitted from Speaker/Woofer Though Picture Has Come out
59
No Sound (During the Reception of TV (ANALOG) Broadcasting)
60
No Sound (During the Reception of TV (DIGITAL) Broadcasting)
60
No Sound from External Input Devices
61
No Sound from External Output Device
62
No Picture on the Display
64
External Input EXT1 - no Picture on the Display
65
External Input HDMI-1/2/3/4 - no Picture on the Display
67
During External Connection - no Picture on the Monitor
68
External Input Network - no Picture on the Display
68
LCD Panel Failure
69
No Light (Back Light Doesn't Light)
69
LED Flashing Specification at the Time of the Error
70
Concrete Flashing Pattern
71
Monitor ERR STBY Table
71
Lamp Failure Details
72
Low-Speed Blinking
72
Power Failure Details
72
Communication Failure Details
73
Other Failure Details (Low-Speed Blinking)
73
Major IC Informations
74
Overall Wiring/Block Diagram
75
System Block Diagram
78
Parts Guide
79
LCD Panel Module Parts
80
Printed Wiring Board Assemblies Parts
80
Cabinet Parts View
81
Cabinet Parts List
82
Supplied Accessories
87
Packing Parts View
88
Packing Parts List
89
Main Unit PWB
97
Printed Wiring Board Assemblies
97
R/C, LED/ICON/LOGO Unit Pwbs
101
Schematic Diagram Description
102
Schematic Diagram
103
R/C, LED Unit Schematics
115
ICON Unit Schematics
116
LOGO Unit Schematics
117
Main Unit Parts List
120
Printed Wiring Board Assemblies List
120
ICON Unit Parts List
134
LOGO Unit Parts List
134
R/C, LED Unit Parts List
134
Table of Contents
137
Outline
138
CHAPTER 1. Removing LCD Module
139
Lc-40Le820E/Lu820E
139
Lc-46Le820E/Lu820E
140
CHAPTER 2 Handling Notes LCD Module
142
Fix the LED-PWB at the LED PWB Angle
142
Peel off the Lamination Film
145
Parts Guide
149
LCD Panel Module View and Parts List
150
LED Flashing Timing Chart at the Time of the Error
157
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Sharp LC-40LE820E Specifications
General
Brand
Sharp
Model
LC-40LE820E
Category
LCD TV
Language
English
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