LG Electronics 37LT360C-ZA Flat Panel Television User Manual


 
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
+3.5V_ST
0.1uF
C451
OPT
100K
R404
PD_+12V
10K
R430
0.1uF
16V
C404
+12V/+15V
NR8040T3R6N
3.6uH
L415
AO3407A
Q409
G
D
S
PWM_DIM
1/16W
56K
1%
R441
22uF
10V
C456
+3.5V_ST
560pF
50V
C467
10K
OPT
R427
+12V/+15V
1.5K
1%
R403
POWER_+24V
THERMAL
TPS54319TRE
IC403
1
VIN_1
3
GND_1
7
COMP
9
SS/TR
10
PH_1
11
PH_2
12
PH_3
13
BOOT
14
PWRGD
15
EN
16
VIN_3
5
AGND
8
RT/CLK
6
VSENSE
4
GND_2
2
VIN_2
17
EP[GND]
MLB-201209-0120P-N2
L404
1K
R419
0.1uF
16V
C440
+3.3V_Normal
100pF
C489
22uF
16V
C437
+3.3V_Normal
L413
10K
R443
10K
R421
0.1uF
C474
L401
0.1uF
16V
C407
OPT
22uF
10V
C453
0
POWER_23_GND
R476
3300pF
50V
C493
10uF
25V
C405
56K
1%
R416
10uF
10V
C403
5.6K
R440
22uF
10V
C472
4.7K
R486
OPT
+24V
0
POWER_20_PWM_DIM
R484
+1.5V_DDR
POWER_DET
0
POWER_16_GND
R412
+5V_Normal
CIS21J121
L402-*1
47K
R429
OPT
L412
+3.5V_ST
10K
R410
SMAW200-H24S2
SLIM_32~52
P401
19
12V
14
GND
9
3.5V
4
24V
18
INV ON
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
PWR ON
20
A.DIM
15
GND
10
3.5V
5
GND
21
12V
22
P.DIM1
23
GND/P.DIM2
24
Err OUT
25
1/16W 330K 5%
R432
INV_CTL
0.1uF
16V
C438
0.1uF
16V
C411
100
R415
POWER_18_INV_CTL
0.1uF
16V
C406
0.1uF
16V
OPT
C445
0.1uF
16V
C425
4.7uF
16V
C423
OPT
PANEL_CTL
1:AK10
THERMAL
AP7173-SPG-13 HF(DIODES)
IC407
3
VCC
2
PG
4
EN
1
IN
5
GND
6
SS
7
FB
8
OUT
9
[EP]
0
POWER_24_GND
R475
A_DIM
+3.5V_ST
+1.10V_VDDC
22uF
16V
C420
100
R420
POWER_24_ERROR_OUT
100
POWER_20_ERROR_OUT
R437
10uF
25V
C443
100
R480
PD_+12V
0
POWER_22_PWM_DIM
R471
+12V/+15V
10uF
16V
OPT
C442
100
POWER_24_INV_CTL
R425
10K
R462
OPT
NR8040T3R6N
3.6uH
L406
MLB-201209-0120P-N2
L402
+5V_USB
22uF
16V
C492
OPT
+3.3V_Normal
68uF
35V
C426
OPT
0.1uF
16V
C432
10K
R463
OPT
0.1uF
16V
C416
OPT
0
POWER_24_PWM_DIM
R472
0.1uF
16V
C444
0.1uF
16V
C435
0.1uF
16V
C447
1uF
10V
C494
100K
R488
10K
R401
0.1uF
16V
C476
0.1uF
16V
C431
0.1uF
16V
C455
MLB-201209-0120P-N2
L407
10uF
10V
C430
+3.3V_Normal
33K
R439
1/10W
1.21K
1%
R447
PD_+12V
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
0.1uF
16V
C408
OPT
0.1uF
16V
C412
PD_+12V
10K
OPT
R446
22K
R435
OPT
PANEL_VCC
0.1uF
50V
C418
0
POWER_18_A_DIM
R451
100pF
50V
C439
+3.5V_ST
0.1uF
16V
C475
+3.5V_ST
10K
R426
100
R402
10K
R433
+2.5V_Normal
+3.3V_Normal
10K
R428
22K
R438
FW20020-24S
P403
NORMAL_EXCEPT_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
BLM18PG121SN1D
L420
+3.3V_Normal
+3.5V_ST
22K
R431
OPT
10uF
10V
C461
ERROR_OUT
0
POWER_20_A_DIM
R453
+3.5V_ST
+12V/+15V
11K
1%
R607
BLM18PG121SN1D
L403
BLM18PG121SN1D
L425
6.8K
OPT
R418
CIS21J121
L407-*1
0.1uF
16V
C441
+24V
CIS21J121
L404-*1
0
POWER_22_A_DIM
R485
10K
R434
POWER_ON/OFF_1
4.7K
R406
12K
1%
R423
15K
R436
1/16W
27K
1%
R442
1/16W
4.3K
1%
R457
1/16W
4.7K
1%
R456
TJ3940S-2.5V-3L
IC402
1
GND
2
VOUT
3
VIN
0.1uF
50V
C413
0
R608
0
R400
OPT
FB_CORE
THERMAL
TPS54327DDAR
IC401
3
VREG5
2
VFB
4
SS
1
EN
5
GND
6
SW
7
VBST
8
VIN
9
[EP]GND
10K
R489
10K
R490
OPT
D400
A1
C
A2
RL_ON
EXT12V_CTRL
BLM18PG121SN1D
EXT_SPK
L426
+5V_SUB_AMP
2.2K
R405
2.2K_PANEL_DISCHARGE
2.2K
R407
2.2K_PANEL_DISCHARGE
2.7K
1%
PD_+12V
R448
0
5%
PD_+3.5V
R450
1
R473
3K
3K_PANEL_DISCHARGE
R407-*1
3K
R405-*1
3K_PANEL_DISCHARGE
3.9K
R606
PWM_PULL-DOWN_3.9K
1K
R606-*1
PWM_PULL-DOWN_1K
0.01uF
50V
C436
0.01uF
0.015uF
50V
C409
0.015uF
3300pF
50V
C448
3300pF
C488
I2C_SDA
33
R492
FOR LPB MODEL
I2C_SCL
12507WR-08L
P405
FOR LPB MODEL
1
2
3
4
5
6
7
8
9
33
R491
FOR LPB MODEL
8.2K
1%
R482
POWER_+24V
MMBT3906(NXP)
Q402
E
B
C
MMBT3904(NXP)
Q401
E
B
C
MMBT3904(NXP)
Q405
E
B
C
MMBT3904(NXP)
Q407
E
B
C
MMBT3904(NXP)
Q406
OPT
E
B
C
MMBT3904(NXP)
Q400
E
B
C
100uF
16V
C401
OPT
100uF
16V
C402
OPT
APX803D29
IC408
POWER_DET_DIODES
1
GND
3
VCC
2
RESET
NCP803SN293
IC408-*1
POWER_DET_ON_SEMI
1
GND
3
VCC
2
RESET
NCP803SN293
PD_+12V_PWR_DET_ON_SEMI
IC409-*1
1
GND
3
VCC
2
RESET
APX803D29
IC409
PD_+12V_PWR_DET_DIODES
1
GND
3
VCC
2
RESET
100
R445
AO3407A
Q403
G
D
S
5.1K
R405-*2
5.1K_PANEL_DISCHARGE
5.1K
R407-*2
5.1K_PANEL_DISCHARGE
20110324
GP3_S7LR
POWER_LARGE 4
#13 <--> #20
NC
16
NC
PWM_DIM
18
4A
NC
(PSU)
GND
R2
GND
INV_ON
New item
VBR-A
GND
SHARP
Max 1000mA
Vout=0.8*(1+R1/R2)=1.5319
PWM_DIM
PWM_DIM
Err_out
+1.5V_DDR
PWM_DIM
24
Err_out
CMO10"LED
PWM_DIM
INV_ON
$ 0.165
Vd=550mV
12V -->3.58V --> 3.82V (3.68V)
23
INV_ON
GND
16
NC
INV_ON
LGD LPB/
GND
Err_out
IPS-@
+3.3V_Normal
--> NC
24
FROM LIPS & POWER B/D
PWM_DIM
R1
780 mA
NC
GND
LGD(PSU)
OS LPB
err_out
or LIPS
PANEL_POWER
Vout=(1+R1/R2)*0.765=5.03V
+3.5V_ST -> 3.375V
R1
(PSU)
err_out
2000 mA
32LE5300-TA
60:PWM
32LE5300-TA
INV_ON
PWM_DIM
INV_ON
1.5A
NC
<LED MODULE PIN MAP -> latest update 20100618>
22
LGD 10"LED
INV <--> MAIN
60:NC
S7LR core 1.2V volt
NC
(PSU)
GND
R2
(PSU)
#11 <--> #24
52/60:ERROR
300 mA
Vout=0.827*(1+R1/R2)=1.225V
GND
NC
GND
INV_ON
(PSU)
24V-->3.78V --> 3.92V (3.79V)
ST_3.5V--> 3.375V --> 3.46V
NC
AUO 10"LED
NC
<MODULE PIN MAP>
--> NC
+2.5V/+1.8V
#12 <--> #18
18
INV_ON
32LE4500-TA
PIN No
Power_DET
NC
#14 <--> #22
A-DIM
(PSU)
26/32HD:NC
NC
20
GND
NC
PWM_DIM
(PSU)
+5V_USB
LGD edge led error-out use or not? checking is necessary...
R1
NC
3A
18.5V-->3.5V --> 3.75V (3.59V)
err_out
20
22
--> NC
AUO 10"Lamp
PIN No
--> NC
err_out
26/32/52:PWM
23
<Module Inv to Main Pin Connection>
CMO10"Lamp
NC
R2
26/32/52:GND
INV_ON
20V-->3.51V --> 3.76V (3.59V)
FOR LPB Download
[To LED DRIVER]
Copyright © 2012 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
LGE Internal Use Only