DOWNLOAD LG 84LM9600 (CHASSIS:LC23J) Service Manual ↓ Size: 13.8 MB | Pages: 127 in PDF or view online for FREE

Model
84LM9600 (CHASSIS:LC23J)
Pages
127
Size
13.8 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / LCD
File
84lm9600-chassis-lc23j.pdf
Date

LG 84LM9600 (CHASSIS:LC23J) Service Manual ▷ View online

Standard Repair Process Detail Technical Manual
Check front display LED
B. Power error _No power
A17-2
Established 
date 
Revised 
date 
Error 
symptom
Content
LCD  TV
A17
- Logo Light -
ST-BY condition: Logo Light ON
Power ON condition
: Logo Light Turn Off  (after 10 minutes)
Logo Light control :
Menu Æ Option Æ
LG Logo Light
Æ
ON/ Off
2012. 08 .30
<84LM96 LM86> Logo Light
Standard Repair Process Detail Technical Manual
Check power input voltage and ST-BY 3.5V
B. Power error _No power
A18-1
Established 
date 
Revised 
date 
Error 
symptom
Content
LCD  TV
A18
Check the DC 24V, 12V, 3.5V.
ALEF LED 
2011. 12 .14
24 Pin
(Power Board ↔ Main Board) -
Common
SMAW200-H24S (YEONHO)
1
Power on
2
20V (24V)
3
20V (24V)
4
20V (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
N.C
(Only LPB : V-sync)
17
12V
18
Inverter On/off
19
12V
20
N.C
(LPB, Lamp : A-dim)
21
12V
22
PWM Dim #1
23
N.C 
(only Lamp SCANNING Model
: PWM Dim #2)
24
Error-out
Edge LED 
Standard Repair Process Detail Technical Manual
Check power input voltage and ST-BY 3.5V
B. Power error _No power
A18-3
Established 
date 
Revised 
date 
Error 
symptom
Content
LCD  TV
A4
2012. 08 .30
Check the DC 24V, 12V, 3.5V.
SLAVE PSU
24 Pin
(Power Board ↔ Main Board) -
Common
SMH200-H24S
1
Power on
2
24V
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
N.C
17
12V
18
DRV ON
19
12V
20
N.C
21
12V
22
P-DIM
23
N.C
24
ERROR
<84LM96>
LGE Internal Use Only
Copyright © 2012 LG Electronics. Inc. All rights reserved. 
Only for training and service purposes 
Standard Repair Process Detail Technical Manual
Checking method when power is ON
B. Power error _No power
A19-1
Established 
date 
Revised 
date 
Error 
symptom
Content
LCD  TV
A19
Check “power on” pin is high
2011. 12 .14
ALEF LED 
24 Pin
(Power Board ↔ Main Board) -
Common
SMAW200-H24S (YEONHO)
1
Power on
2
20V (24V)
3
20V (24V)
4
20V (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
N.C
(Only LPB : V-sync)
17
12V
18
Inverter On/off
19
12V
20
N.C
(LPB, Lamp : A-dim)
21
12V
22
PWM Dim #1
23
N.C 
(only Lamp SCANNING Model
: PWM Dim #2)
24
Error-out
Edge LED 
LGE Internal Use Only
Copyright © 2012 LG Electronics. Inc. All rights reserved. 
Only for training and service purposes 
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