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LCD TV
LC-60LE740E
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Sharp LC-60LE740E - LCD Control Unit
204 pages
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LC-60/70LE740E/RU,741E/S,743E,60LE840E
/RU,841E/S,843
E,80LE645E/RU,646E/S,648E
4 – 2
2. LCD Control Unit
•
LC-60/70LE740E/RU,741E/S,743E,LC-60LE840E/RU,841E/S,843E
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42
Table of Contents
Main Page
Default Chapter
1
Contents
1
Service Manual
1
Table of Contents
2
Safety Precaution
3
Important Service Safety Precaution
3
Before Returning the Receiver
3
Safety Notice
3
Precautions for Using Lead-Free Solder
4
Employing Lead-Free Solder
4
Using Lead-Free Wire Solder
4
Soldering
4
End of Life Disposal
5
Outline
6
Major Service Parts
6
PWB Unit
6
OTHER Unit
6
IC for Exclusive Use of the Service
7
Service Jigs
7
Chapter 1. Specifications Specifications (Lc-60/70Le740E/ Ru,741E/S,743E)
8
Specifications (Lc-60Le840E, Ru/841E, S/843E)
10
Specifications (Lc-80Le645E/Ru,646E/S,648E)
12
Tv
14
Rear View
14
Chapter 2. Operation Manual
14
Parts Name (LC-60/70LE740E/RU,741E/S,743E)
14
Remote Control Unit
16
EXT Media Buttons
16
Numeric Buttons
16
Attaching the Stand Unit
20
Operation Manual (Lc-60/70Le740E/Ru,741E/S,743E)
20
TV (Front-Side View)
21
TV (Rear View)
21
Parts Name (LC-60LE840E, RU/841E, S/843E)
21
Operation Manual (Lc-60Le840E, Ru/841E, S/843E)
27
Parts Name (LC-80LE645E/RU,646E/S,648E)
28
Operation Manual (Lc-80Le645E/Ru,646E/S,648E)
34
Chapter 3. Dimensions Dimensions (Lc-60/70Le740E/ Ru,741E/S,743E)
35
Dimensions (Lc-60Le840E, Ru/841E, S/843E)
37
Dimensions (Lc-80Le645E/Ru,646E/S,648E)
38
MAIN PWB Unit
40
Chapter 4. Removing of Major Parts
40
The Location Putting on the Heat Measure Sheet
40
LCD Control Unit
41
Precautions for Assembly
42
Points to be Checked and Precautions When Servicing the Unit
42
Access Hole
44
Adjustment Method after PWB And/Or IC Replacement Due to Repair
45
Chapter 5. Adjustment
45
Entering and Exiting the Adjustment Process Mode
46
Remote Controller Key Operation
46
Description of Display
46
Key Operation
46
List of Adjustment Process Mode Menu
47
Special Features
50
Normal Standby Cause
50
Eep Save
50
Eep Recover
50
Lamp Error Detection
51
Resetting the Lamp Error Count
51
Table of Contents of Adjustment Process Mode
51
Public Mode
52
Starting the Public Mode
52
Exiting the Public Mode Setting Screen
52
Set Value of the Public Mode
52
Basic Operation in the Public Mode
53
Operation after “RESET”
53
Setting Items
53
When Power Button on the Main Unit Is Pressed
53
Volume Maximum Level
54
Volume Fixed
54
Volume Fixed Level
54
Remote Control Operation
54
AV Position Fixed
55
OSD Display
55
Start Mode
56
Input Fixed
56
Speaker ON/OFF Selection
56
Remote Control Path through
56
Copy Mode
57
Public Mode Setting
57
Starting the Copy Mode
57
Exiting the Copy Mode Setting Screen
57
Restriction of Copy Mode
58
Copy Data
58
Operating
59
Video Signal Adjustment Procedure
60
Entering the Adjustment Process Mode
60
PAL Signal Adjustment
60
TUNER Adjustment
60
ADC Adjustment
61
PC Signal Adjustment
61
RGB (SCART) Adjustment
61
White Balance Adjustment
62
Confirmation Item
62
HDMI-CEC Inspection
62
CI Card Inspection
62
Initialization to Factory Settings
63
Upgrading the Software
63
Adjustment Procedure (Lc-60Le840E/Ru,841E/S,843E)
66
Monitor Err Cause
72
Power on Fixed
75
Instantaneous Current Shutdown Setting in Turning off the Power
75
Adjustment Procedure (Lc-80Le645E/Ru,646E/S,648E)
88
No Power
109
Chapter 6. Troubleshooting Table Troubleshooting Table (Lc-60/ 70Le740E/Ru,741E/S,743E)
109
The Sound Is Not Emitted from the Speaker
110
No Sound Output in All Modes?
110
No Sound (During the Reception of TV (ANALOG) Broadcasting)
111
No Sound (During the Reception of TV (DIGITAL) Broadcasting)
112
No Sound from External Input Devices
114
No Sound from External Output Device
115
LED Flashing Method
126
Examination for a Rough Content of the Error
126
Examination for Details of the Error
126
Upgrade Executing
126
LED Flashing Specification at the Time of the Error (LC-60/70LE740E/RU,741E/S,743E)
126
Concrete Flashing Pattern
127
MONITOR ERR STBY Table
127
Low-Speed Blinking
128
Lamp Failure Details
128
Power Failure Details
128
Communication Failure Details
129
Other Failure Details
129
Troubleshooting Table (Lc-60Le840E/Ru,841E/S,843E)
130
No Picture on the Display
141
LED Flashing Specification at the Time of the Error (LC-60LE840E/RU,841E/S,843E)
147
Troubleshooting Table (Lc-80Le645E/Ru,646E/S,648E)
151
LED Flashing Specification at the Time of the Error (LC-80LE645E/RU,646E/S,648E)
168
Chapter 7. Major IC Informations
172
Major IC Informations
172
Adjustment
172
Major IC Informations (Lc-60Le840E/Ru,841E/S,843E)
173
Major IC Informations (Lc-80Le645E/Ru,646E/S,648E)
174
Chapter 8. Overall Wiring/System Block Diagram
175
Overall Wiring Diagram (Lc-60Le740E/Ru,741E/S,743E)
175
Overall Wiring Diagram (Lc- 70Le740E/Ru,741E/S,743E)
176
Overall Wiring Diagram (Lc- 60Le840E/Ru,841E/S,843E)
177
Overall Wiring Diagram (Lc- 80Le645E/Ru,646E/S,648E)
178
System Block Diagram (Lc-60/ 70Le740E/Ru,743E)
179
System Block Diagram (Lc-60/ 70Le741E/S)
180
System Block Diagram (Lc- 60Le840E/Ru,843E)
181
System Block Diagram (Lc- 60Le841E/S)
182
System Block Diagram (Lc- 80Le645E/Ru,648E)
183
System Block Diagram (Lc- 80Le646E/S)
184
Parts Guide
185
Printed Wiring Board Assemblies
186
Lcd Panel Module Unit
186
Cabinet and Mechanical Parts
187
Supplied Accessories/Packing Parts
197
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