DOWNLOAD LG 47LZ9600-JA (CHASSIS:LE13F) Service Manual ↓ Size: 7.08 MB | Pages: 97 in PDF or view online for FREE

Model
47LZ9600-JA (CHASSIS:LE13F)
Pages
97
Size
7.08 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / LCD
File
47lz9600-ja-chassis-le13f.pdf
Date
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LG 47LZ9600-JA (CHASSIS:LE13F) Service Manual ▷ View online

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
2011.01.20
ST-BY condition: Red
Power ON condition: white
Front LED control :
Menu 
Æ Option Æ Power Indicator
Æ Standby light ON
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 signal of 24pin power out when
TV is st-by status
For ’11 models, there is no voltage out for st-by purpose. 
When TV is st-by status(DC OFF), only 3.5V output is normally on.
2011. 1. 20
Error-out
24
NC
(Lamp Scanning Model 
: PWM Dim #2)
23
PWM Dim #1
22
12V
21
Lamp : A-dim
LED : NC
20
12V
19
Inverter ON
18
12V
17
PSU : GND, LPB : NC
16
GND
15
GND
14
GND
13
3.5V
12
3.5V
11
3.5V
10
3.5V
9
GND
8
GND
7
GND
6
GND
5
20/24V
4
20/24V
3
24V
20V (Edge 32/37 Only)
2
Power on
1
Pin layout (24P)
A19
ALEF 47”/55”
Edge LED 42 PSU
Edge LED
32 PSU
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
Check “power on” pin is high
Error-out
24
NC
(Lamp Scanning Model 
: PWM Dim #2)
23
PWM Dim #1
22
12V
21
Lamp : A-dim
LED : NC
20
12V
19
Inverter ON
18
12V
17
PSU : GND, LPB : NC
16
GND
15
GND
14
GND
13
3.5V
12
3.5V
11
3.5V
10
3.5V
9
GND
8
GND
7
GND
6
GND
5
20/24V
4
20/24V
3
24V
20V (Edge 32/37 Only)
2
Power on
1
Pin layout (24P)
2011. 1. 20
There are several wafers on power board.
Don’t get confused about 24P power out wafer.
You can refer to not only left pictures and ‘P201’ silk print near by wafer.
ALEF 47”/55”
Edge LED 42 PSU
Edge LED
32 PSU
Entry method
1. Press the IN-START button of the remote controller for adjustment
2. Check the entry into adjustment item 3
Standard Repair Process Detail Technical Manual
POWER OFF MODE checking method
B. Power error _Off when on, off whiling viewing
<ALL MODELS>
A22
Established 
date 
Revised 
date 
Error 
symptom
Content
LCD  TV
A22
2010. 2 .19
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