LG 32LW4500, Руководство по обслуживанию

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LG 32LW4500 Service Manual
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LG PLASMA TV
42pt350r-Td LG TV Service
Manual Service Manual
LG LED 32LE5500. Samsung LCD
A55x Service

 
0 . 1 u F
16V
C462
0 . 1 u F
16V
C432
1/16W 330K 5%
R452
AOZ1072AI-3
IC406
3
AGND
2
VIN
4
FB
1
PGND
PANEL_VCC
TP5302
0 . 1 u F
16V
C470
0 . 1 u F
16V
C411
V_SYNC
4
.
7
K
R
4
8
6
O
P
T
5
.
6
K
R
4
4
0
22uF
10V
C476
1/16W
15K
5%
R455
0 . 1 u F
16V
C416 OPT
PWM_DIM
100pF
50V
C463
0
P
O
W
E
R
_
2
3
_
G
N
D
R
4
7
6
22K
R431
1/16W
56K
1%
R449
+3.5V_ST
0 . 1 u F
16V
C407
OPT
ERROR_OUT
+3.3V_Normal
L420
A_DIM
SCAN_BLK1/OPC_OUT
L
4
1
7
2.2K
R407
PANEL_DISCHARGE_RES
L
4
1
2
+3.3V_Normal
3.9K
R606
PWM_PULL-DOWN_3.9K
RT1P141C-T112
Q402
1
2
3 3
3
K
R
4
3
9
10uF
10V
C461
AO3407A
Q409
G
D S
100
R415
POWER_18_INV_CTL
0 . 1 u F
16V
C455
0
POWER_22_A_DIM
R485
1K
R419
2SC3052
Q406
E
B
C
1
0
K
R
4
6
4
FW20020-24S
P403
NORMAL_EXPEPT_32
19
14
9
4
18
13
8
3
17
12
7
2
16
11
6
1
20
15
10
5
21 22
23 24
SMAW200-H24S2
SLIM_32~52
P401
19
12V
14
GND
9
3.5V
4
24V
18 INVON
13
GND
8
GND
3
24V
17
12V
12 3.5V
7
GND
2
24V
16 GND/V-sync
11
3.5V
6
GND
1
PWRON
20 A.DIM
15
GND
10 3.5V
5
GND
21
12V
22 P.DIM1
23
GND/P.DIM2
24 Err OUT
25
+12V/+15V
0 . 1 u F
16V
C438
4
7
K
1
%
R
4
5
7
INV_CTL
+24V
1608
0 . 1 u F
50V
C451
OPT
0 . 1 u F
16V
C408
OPT
L
4
1
6
TP5305
+12V/+15V
2SC3052
Q401
E
B
C
PANEL_CTL
1:AK10
OPC_OUT
+12V/+15V
10K
R401
0 . 1 u F
16V
C440
100uF
16V
C401
10K
OPT
R427
0
POWER_20_PWM_DIM
R484
0
P
O
W
E
R
_
2
4
_
G
N
D
R
4
7
5
4.7K
R406
+2.5V_Normal
POWER_ON/OFF1
0 . 1 u F
16V
C468
TP5304 SCAN_BLK2
NR8040T3R6N
3.6uH
L423
+12V/+15V
0 . 1 u F
16V
C406
2.2K
R405
PANEL_DISCHARGE_RES
22uF
10V
C472
+3.5V_ST
10K
R426
OPT
1
R
4
7
3
OLP
0 . 1 u F
16V
C475
MLB-201209-0120P-N2
L404
0 . 1 u F
16V
C404
4700pF
50V
C467
+24V
+3.5V_ST
0 . 1 u F
16V
C412
PD_+12V
RL_ON
0
POWER_20_A_DIM
R453
+3.5V_ST
+12V/+15V
TP5303
2SC3052
Q407
E
B
C
MLB-201209-0120P-N2
L407
+3.3V_Normal
100
POWER_20_ERROR_OUT
R437
0
POWER_18_A_DIM
R451
+3.5V_ST
10K
R421
10uF
10V
C403
100uF
16V
C402
FM20020-24
P404
NORMAL_32
19
14
9
4
18
13
8
3
17
12
7
2
16
11
6
1
20
15
10
5
21 22
23 24
25
10uF
16V
OPT
C442
100
POWER_24_INV_CTL
R425
0
POWER_22_PWM_DIM
R471
68uF
35V
C426
0.01uF
25V
C436
0.01uF
0
P
O
W
E
R
_
1
6
_
G
N
D
R
4
1
2
47K
R429
AZ2940D-2.5TRE1
IC402
2
GND
3 VOUT 1
VIN
2SC3052
Q405
E
B
C
10K
OPT
R430
0 . 1 u F
50V
C418
22K
R435
6.8K
OPT
R418
AOZ1073AIL-3
IC405
3
AGND
2
VIN
4
FB
1
PGND
5
COMP
6
EN
7
LX_1
8
LX_2
0
POWER_24_PWM_DIM
R472
100
R420
POWER_24_ERROR_OUT
+1.5V_DDR
TP5306
THERMAL
TPS54319TRE
IC407
1
VIN_1
3
GND_1
7
C
O
M
P
9 SS/TR
10 PH_1
11 PH_2
12 PH_3
1
3
B
O
O
T
1
4
P
W
R
G
D
1
5
E
N
1
6
V
I
N
_
3
5
A
G
N
D
8
R
T
/
C
L
K
6
V
S
E
N
S
E
4
GND_2
2
VIN_2
17
E
P
[
G
N
D
]
0 R
4
5
0
8
.
2
K
1
%
R
4
8
2
24V
1
.
5
K
1
%
R
4
0
3
24V
0.01uF
50V
C465
MLB-201209-0120P-N2
L402
CIS21J121
L402-*1
CIS21J121
L404-*1
CIS21J121
L407-*1
2
.
7
K
1
%
P
D
_
+
1
2
V
R
4
4
8
1
/
1
0
W
1
.
2
1
K
1
%
R
4
4
7
P
D
_
+
1
2
V
10uF
25V
C443
10uF
25V
C457
10uF
25V
C458
10uF
25V
C459
10uF
25V
C460
0.015uF
50V
C409
0.015uF
1K
R606-*1
PWM_PULL-DOWN_1K
16
PIN No
INV_ON
New item
26/32/52:GND
2 4 V - - > 3 . 7 8 V - - > 3 . 9 2 V ( 3 . 7 9 V )
26/32/52:PWM
NC
CMO10"LED
GND
(PSU)
NC
GND
<LED MODULE PIN MAP -> latest update 20100618>
$ 0 . 1 4 5
23
GND GND
1 8 . 5 V - - > 3 . 5 V - - > 3 . 7 5 V ( 3 . 5 9 V )
SHARP
INV_ON
AUO 10"Lamp
INV_ON
A-DIM
V o u t = 0 . 8 * ( 1 + R 1 / R 2 )
LGD LPB/
<MODULE PIN MAP>
INV_ON
GND
+3.3V_Normal
or LIPS
PANEL_POWER
CMO10"Lamp
+5V_Normal
S7M DDR 1.5V
26/32HD:NC
(PSU)
E r r _ o u t
22
(PSU)
OS LPB ( PS U)
AUO10"LED
2A
32LE5300-TA
32LE4500-TA
LGD(PSU)
VBR-A
(PSU)
NC
E r r _ o u t
GND
PWM_DIM
20
2 0 V - - > 3 . 5 1 V - - > 3 . 7 6 V ( 3 . 5 9 V )
60:PWM
INV_ON
300 mA
PWM_DIM
GND
PWM_DIM
PWM_DIM
E r r _ o u t
LGD10"LED
1 2 V - - > 3 . 5 8 V - - > 3 . 8 2 V ( 3 . 6 8 V )
R1
52/60:ERROR
R2
GND
GND
ST_3.5V--> 3.375V --> 3.46V
3A
32LE5300-TA
IPS-@
FROM LIPS & POWER B/D
60:NC
18
3A
1074 mA
24
V o u t = ( 1 + R 1 / R 2 ) * 0 . 8
(PSU)
PIN No
+2.5V/+1.8V
Vd=550mV
GND
(PSU)
V o u t = 0 . 8 2 7 * ( 1 + R 1 / R 2 ) = 1 . 5 2 1 V
<Module Inv to Main Pin Connection>
INV <--> MAIN
# 1 1 < - - > # 2 4