LG 47LW6500-UA Service Manual page 27

FROM LIPS & POWER B/D
+3.5V_ST
RT1P141C-T112
Q502
R508 1 3
4.7K
NORMAL_26~55
C P502
2
RL_ON FW20020-24S
B Q501
2SC3052
E
PWR ON
1 1 2 2
24V
3 3 4 4
GND
+3.5V_ST 5 5 6 6
L503
GND
MLB-201209-0120P-N2 7 7 8 8
3.5V
10
9 9 10
3.5V
11 11 12 12
C508
GND
13 13 14 14
0 . 1 u F
GND
16V 15 15 16 16
12V
17 17 18 18
12V
19 19 20 20
+12V 12V
21 21 22 22
L501
GND/P.DIM2
23 23 24 24
MLB-201209-0120P-N2
SLIM_32~55
C506
25
0 . 1 u F
50V SMAW200-H24S2
P501
# 1 6 / # 2 0 / # 2 3
LD - GND OR USE
LE(N.L.D.) - OPEN
L E ( L . D . ) - U S E
Power_DET
+12V
+3.5V_ST
PD_+3.5V
R515
IC503
0
NCP803SN293
5%
VCC
3
1
C580
0 . 1 u F GND
16V
NON_PD_+3.5V
IC502
NCP803SN293
VCC
3
1
C581
GND
0 . 1 u F
16V
NON_PD_+3.5V
+0.9V_CORE_BCM35230
+12V
L502
BLM18PG121SN1D
Placed on SMD-TOP
C503
10uF
16V
POWER_ON/OFF2_2
R503
1K
IC501
EP_GND
TPS40192DRCR
C504
100pF
50V
ENABLE HDRV
1 10
R577 4 . 7
0.9V_CORE_FB
FB SW
2 9
R504
C510
2K
0 . 0 1 u F
COMP BOOT
50V
3 8
C509 50V
220pF
VDD LDRV
+3.3V_Normal 4 7 R578 4 . 7
TEST
R507
PGD BP5
10K OPT
5 6
C513
C507 0 . 1 u F
1000pF 16V
R506
50V
330
R505
6.8K
R1
R501
0.9V_CORE_FB
12K
1/16W
1%
R2
Vout=0.591*(1+R1/R2)
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.
+24V
L504
24V
MLB-201209-0120P-N2
24V
GND
OS Module OPT
C519
GND
0 . 1 u F
3.5V 50V
3.5V
GND
GND/V-sync
INV_CTL_18
INV ON
INV_CTL_18
A.DIM
A_DIM_20
P.DIM1
PWM_DIM_22
Err OUT
ERROR_OUT_24
A_DIM_20
PWM_DIM_22
ERROR_OUT_24
+3.5V_ST
R522
10K
OPT
R520
POWER_DET
RESET 100
2
ESD
C520
0 . 1 u F
16V
n o t t o R E S E T a t 8 k V E S D
R519
15V-->3.6V
100
RESET
2
20V-->3.5V
NON_PD_+3.5V 24V-->3.48V
12V-->3.58V
ST_3.5V-->3.5V
Max 7350 mA
Q503
AON7430
D 5 4 G
3 S_3
2 S_2
+0.9V_CORE
1 S_1
L505
1uH
OPT
OPT
C522 C524 C525
C523
22uF 22uF 47uF 10uF
10V 10V 10V 10V
G 4 5 D
S_3 3
S_2 2
S_1 1
AON7200
Q508
S w i t c h i n g f r e q : 6 0 0 K
DUAL COMPONENT
Q501,Q504,
1ST : 0TRIY80001A 2ND : 0TR387500AA
Q505,Q506
Q502 1ST : 0TRIH80004A, 2ND : EBK61012501, 3RD : 0TR102009AM
Q507
1ST : EBK60752501, 2ND : EBK61011501
IC502,IC503 1ST : EAN61151001, 2ND : EAN60670101
R532
POWER_18_INV_CTL
100
POWER_18_A_DIM
R533
0
POWER_20_A_DIM
R531 0
A_DIM
POWER_20_PWM_DIM
PWM_DIM
R538 0
+3.3V_Normal
R523
4.7K
ERROR_OUT_PULL_UP
ERROR_OUT
R529 0
POWER_20_ERROR_OUT
POWER_22_A_DIM
R535 0
A_DIM
POWER_22_PWM_DIM
PWM_DIM
R526 0 R540 0
NON_OPC/NON_IOP
R527 0
POWER_24_PWM_DIM
POWER_24_INV_CTL
R537
100
ERROR_OUT
R541 0
POWER_24_ERROR_OUT
<OS MODULE PIN MAP>
AUO
PIN No LGD CMO(09) SHARP
INV_ON INV_ON
18 A-DIM INV_ON
V4:VBR-A
20 NC E r r _ o u t E r r _ o u t
V5:NC
A-DIM
22 PWM_DIM PWM_DIM PWM_DIM
E r r _ o u t
INV_ON PWM_DIM GND
24
LED:GND
CHECK PWR/MODULE PIN MAP
+3.3V_NORMAL
+12V
R542
POWER_ON/OFF2_2
OPT 10K
C532
0 . 1 u F
16V
L507
BLM18PG121SN1D
L509
VIN 3.6uH
EN 4A
6
IC505
FB LX
4 7
COMP AOZ1024DI
5
R525
EAN60660601
13K
C530
3300pF
50V
Vout=0.8*(1+R1/R2)
+2.5V_BCM35230
Max 960 mA
IC504
AP2132MP-2.5TRG1 [ E P ]
+3.5V_ST
1 8
OPT
PG GND
R528
POWER_ON/OFF2_1
10K
2 7
ADJ
EN
3 6
VOUT
VIN
C533
2A
0 . 1 u F
4 5
OPT
+5V_Normal
VCTRL NC
EAN61387601
C531
1uF
OPT
Vout=0.6*(1+R1/R2)
+12V
PANEL_POWER
L511
12V_PANEL
MLB-201209-0120P-N2
R555
22K
OPT
R554
10K
C
R553
47K B Q505
PANEL_CTL
2SC3052
E
+3.5V_ST
+3.3V_Normal +1.5V_DDR
R546
1K
R551
OPT
10K
C
R543 R547 +3.5V_ST
10K INV_CTL
B
6.8K
AP7173-SPG-13 HF(DIODES)
OPT Q504
E 2SC3052
R552
10K
OPT
R591
POWER_ON/OFF1
10K
+5V_Normal
Vout=0.8*(1+R1/R2)
MAX 2.8A
+12V
L514
BLM18PG121SN1D
+3.3V_Normal
Placed on SMD-TOP
C546
10uF
16V
R1
C537
OPT
50V
Vout=0.8*(1+R1/R2)
R2
+5V_USB+WIFI
S w i t c h i n g f r e q : 5 0 0 K
+12V
+2.5V_BCM35230
L513
BLM18PG121SN1D
Placed on SMD-TOP
R544
18K
R2
C545
1%
10uF
R545 16V
56K R1
1%
C538
47uF
10V
Vout=0.8*(1+R1/R2)
BCM35230
TYP 1450mA
PANEL_VCC
C551
0 . 1 u F
50V
Q507
AO3407A
C552
10uF
G
25V C563
0 . 1 u F
50V
C
B Q506
2SC3052
E
R557
22K
Max 800mA
IC508
+1.5V_DDR
[ E P ]
IN OUT
1 8
PG FB
2 7
R1
VCC SS
3 6
1.5A
EN GND
4 5
R2
Vout=0.8*(1+R1/R2)
MAX 1A
+5V_Normal
IC507
AOZ1073AIL-3
L516
3.6uH
PGND LX_2
1 8
NR8040T3R6N
VIN LX_1
2 7
3A
POWER_ON/OFF2_1
AGND EN
C570
3 6 R1
22uF
R566
16V
10K
FB COMP
OPT
4 5
C559 OPT
R564
C565
0 . 1 u F
12K
16V 100pF
50V
R2
S w i t c h i n g f r e q : 5 0 0 K
MAX 1.9A
+5V_USB
IC506
AOZ1073AIL-3
L515
3.6uH
PGND LX_2
1 8
NR8040T3R6N
VIN LX_1
2 7
3A
POWER_ON/OFF2_1
AGND EN C567 C571
3 6 R1
22uF 22uF
R565
10V 16V
10K
FB COMP OPT
4 5 OPT
C558 OPT
R563
C564
0 . 1 u F
12K 100pF
16V
50V
R2
S w i t c h i n g f r e q : 5 0 0 K
POWER
5 58