DOWNLOAD LG 55LX6500-TD (CHASSIS:LB03R) Service Manual ↓ Size: 11.31 MB | Pages: 110 in PDF or view online for FREE

Model
55LX6500-TD (CHASSIS:LB03R)
Pages
110
Size
11.31 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / LCD
File
55lx6500-td-chassis-lb03r.pdf
Date
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LG 55LX6500-TD (CHASSIS:LB03R) Service Manual ▷ View online

Vertical Block
Source TAB IC Defect
Horizontal Block
Gate TAB IC Defect
Gate TAB IC Defect
Gate TAB IC Defect
Vertical Line
Source TAB IC Defect
Vertical Block
Source TAB IC Defect
Horizontal Block
Gate TAB IC Defect
Horizontal line
Gate TAB IC Defect
Gate TAB IC Defect
Horizontal Block
Gate TAB IC Defect
Appendix : Exchange the Module (2)
A - 5/5
Un-repairable Cases
In this case please exchange the module.
Standard Repair Process Detail Technical Manual
Check front display LED
B. Power error _No power
A17
Established 
date 
Revised 
date 
Error 
symptom
Content
LCD  TV
A17
ST-BY condition: Red
Power ON condition: white
Front LED control :
Menu 
Æ Option Æ Power Indicator
Æ Standby light ON
<LX6500>
<LX9500>
Standard Repair Process Detail Technical Manual
Check power input voltage and ST-BY 5V
B. Power error _No power
A18
Established 
date 
Revised 
date 
Error 
symptom
Content
LCD  TV
A18
Check the 3.5V when st-by
Pin layout (24P)
1
Power 
on
2
24V 
(IOP & Edge 55”)
20V (
Edge 42/47
)
3
24V
4
24V
5
GND
6
GND
7
GND
8
GND
9
3.5V
10
3.5V
11
3.5V
12
3.5V
13
GND
14
GND
15
GND
16
NC
17
12V
18
Inverter ON
19
12V
20
LE : NC
IOP : PWM Dim #1
21
12V
22
LE : PWM Dim #1
IOP : NC
23
NC
24
Error-out
IOP 47”/Edge LED 55”
Edge LED 42/47”
For ’10 models, there is no voltage out for st-by purpose. 
When st-by, only 3.5V is normally on.
IOP 55”
Standard Repair Process Detail Technical Manual
Checking method when power is ON
B. Power error _No power
A19
Established 
date 
Revised 
date 
Error 
symptom
Content
LCD  TV
A19
Check “power on” pin is high
Pin layout (24P)
1
Power 
on
2
24V 
(IOP & Edge 55”)
20V (
Edge 42/47
)
3
24V
4
24V
5
GND
6
GND
7
GND
8
GND
9
3.5V
10
3.5V
11
3.5V
12
3.5V
13
GND
14
GND
15
GND
16
NC
17
12V
18
Inverter ON
19
12V
20
LE : NC
IOP : PWM Dim #1
21
12V
22
LE : PWM Dim #1
IOP : NC
23
NC
24
Error-out
IOP 47”/Edge LED 55”
Edge LED 42/47”
IOP 55”
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