47LX6500-DD (CHASSIS:LT03R) - LG TV Service Manual (repair manual). Page 37

Read LG 47LX6500-DD (CHASSIS:LT03R) Service Manual online

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
100
CMO
R8018
NR8040T3R6N
3.6uH
L8004
0
HD_OPC
R8035
2SC3052
Q8001
E
B
C
+12V
0
AUO R8030
PANEL_CTL
1:AK10
0 . 1 u F
OPT
C8017
+5V_USB
+3.3V_NORMAL
POWER_ON/OFF2_2
NR8040T3R6N
3.6uH
L8010
0
LGD_IOP
R8027
0
A_DIM_LGD
R8031
POWER_ON/OFF1
4.7K
R8037
NON_LED_MODEL
2SC3052
Q8003
E
B
C
22uF
10V
C8020
100pF
50V
OPT
C8046
+12V
FW20020-24S
NORMAL_26~52
P8000
19
14
9
4
18
13
8
3
17
12
7
2
16
11
6
1
20
15
10
5
21
22
23
24
22K
R8003
100
NON_CMO
R8019
5.6K
1%
R8054
100pF
50V
OPT
C8016
0 . 1 u F
16V
C8004
1uF
25V
C8015
OPT
2SC3052
Q8000
E
B
C
INV_CTL
+3.5V_ST
0 . 1 u F
50V
C8018
0
SCAN
R8009
10K
1%
R8055
2200pF
C8040
PWM_DIM
4.7K
R8004
22uF
10V
C8047
10K
R8000
0
NON_SCAN_PSU
R8020
22K
R8008
+3.3V_NORMAL
RT1P141C-T112
Q8002
1
2
3
100
R8074
0
AUO
R8021
0 . 1 u F
C8007
+5V_NORMAL
1uF
25V
OPT
C8021
OPC_OUT
10K
R8050
100K
R8068
10K
R8012
6.8K
OPT
R8023
0 . 1 u F
16V
C8025
14K
1%
PD_+3.5V
R8067
SCAN_BLK1/OPC_OUT
500
L8001
0
PWM_NON_OPC
R8033
0
CMO
R8029
MLB-201209-0120P-N2
L8003
1uF
25V
OPT
C8012
12K
R8049
10K
OPT
R8039
+12V
10K
OPT
R8075
68uF
35V
C8024
0
SCAN/FHD_OPC
R8034
A_DIM
47K
R8001
RL_ON
ERROR_OUT
MLB-201209-0120P-N2
L8005
+24V
47K
1%
R8053
10K
R8013
POWER_DET
100pF
50V
OPT
C8019
PANEL_VCC
+3.5V_ST
0
AUO/SHARP
R8024
+12V
22
R8006
1uF
50V
C8014
NCP803SN293
IC8007
1
GND
3
VCC
2
RESET
SCAN_BLK2
0
LD
R8015
6.2K
1%
R8017
100uF
16V
C8000
MP8706EN-C247-LF-Z
IC8000
3
SW_2
2
SW_1
4
BST
1
IN
5
EN/SYNC
6
FB
7
VCC
8
GND
0.1uF
16V
OPT
C8011
+24V
V_SYNC
10K
OPT
R8002
1.8K
R8011
10uF
25V
C8028
MLB-201209-0120P-N2
L8002
12K
1%
PD_+12V
R8063
POWER_ON/OFF2_1
0 . 1 u F
16V
C8023
10K
R8032
10uF
25V
C8030
0
R8022
0 . 1 u F
16V
C8049
10K
R8010
+3.5V_ST
0 . 1 u F
16V
C8006
0
NON_LED_MODEL
R8025
+12V
1/16W
5.1K
5%
NON_PD_+3.5V
R8064
33K
1%
R8016
2SC3052
Q8005
E
B
C
0 . 0 1 u F
25V
C8008
POWER_ON/OFF2_1
3.9K
R8066
OPT
3.6uH
L8015
AOZ1024DI
IC8005
1
PGND
2
VIN
3
AGND
4
FB
5
COMP
6
EN
7
LX
+12V
D3.3V
0 . 1 u F
16V
C8064
0 . 1 u F
16V
C8063
+3.3V_NORMAL
CIC21J501NE
L8016
27K
1%
R8069
4.7K
1%
R8070
10K
1%
R8071
POWER_ON/OFF2_2
0
400Hz_VSYNC
R8036
0
400Hz_MO_SCLK
R8028
0
400Hz_MD_MDSI
R8005
L_VS
MO_MOSI
MO_SCLK
CIC21J501NE
L8000
CIC21J501NE
L8007
CIC21J501NE
L8013
20K
R8058
1K
R8026
0
R8045
NON_ESD
22uF
16V
C8029
MLB-201209-0120P-N2
L8006
BLM18PG121SN1D
L8011
3.9K
R8047
OPT
0 . 1 u F
16V
C8045
A1.2V
D1.2V
100K
R8040
0 . 1 u F
C8027
+3.5V_ST
470K
1%
R8043
0 . 1 u F
C8036
0 . 1 u F
C8032
2uH
L8009
910K
1%
R8048
0 . 1 u F
C8026
10
R8041
0
R8042
22uF
C8035
D1.8V
NR8040T3R6N
3.6uH
L8012
10K
R8052
0 . 1 u F
C8050
6.8K
R8051
0 . 0 1 u F
25V
C8042
+3.5V_ST
0 . 0 1 u F
25V
C8038
22uF
10V
C8031
100pF
50V
OPT
C8044
10K
1%
R8057
22uF
10V
C8048
1/10W
10K
1%
R8056
0.01uF
25V
C8034
CIC21J501NE
L8008
AOZ1072AI
IC8003
3
AGND
2
VIN
4
FB
1
PGND
5
COMP
6
EN
7
LX_1
8
LX_2
0
NON_SCAN_LIPS
R8007
0
SHARP
R8014
0
400Hz_MD_MDSI/42_47_LOCAL DIMMING
R8076
M2_MOSI
R_VS
0
400Hz_VSYNC/42_47_LOCAL DIMMING
R8078
M2_SCLK
0
400Hz_MO_SCLK/42_47_LOCAL DIMMING
R8077
L_VS
R_VS
M2_SCLK
MO_SCLK
M2_MOSI
MO_MOSI
100uF
25V
C8001
0 . 1 u F
50V
C8003
0 . 1 u F
50V
C8005
0 . 1 u F
50V
C8009
10uF
25V
OPT
C8010
0 . 1 u F
50V
C8022
22uF
25V
C8052
0 . 1 u F
50V
C8051
10uF
25V
C8002
100
R8081
100K
R8079
NCP803SN293
IC8008
1
GND
3
VCC
2
RESET
24K
1%
R8061
POWER 20V
24K
1%
POWER 24V
R8061-*1
5.1K
5%
R8062
POWER 20V
4.3K
1%
POWER 24V
R8062-*1
+3.5V_ST
14K
1%
OPT
R8080
MP2108DQ
IC8002
3
LX
2
VIN
4
PGND
1
BST
5
SGND
6
SS
7
FB
8
COMP
9
VREF
10
RUN
THERMAL
MP2208DL-LF-Z
IC8001
3
PGND_1
2
SS
4
SW_1
1
AGND
6
NC
5
IN_1
7
BS
8
VCC
9
POK
10
IN_2
11
SW_2
12
PGND_2
13
EN/SYNC
14
FB
15
EP
SMAW200-H24S2
SLIM_32~52
P8001
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
AO3407A
Q8004
G
D
S
39K
1%
R8072
SEMTECH
0 . 1 u F
C8062
0 . 1 u F
OPT
C8056
18K
1%
R8073
A2.5V
500
L8017
10K
R8059
SEMTECH
+3.3V_NORMAL
500
L8014
0 . 1 u F
C8055
10uF
16V
C8053
10uF
16V
C8058
10uF
16V
C8061
0 . 1 u F
16V
C8065
ESD
3300pF
50V
C8039
22uF
10V
C8041
22uF
10V
C8037
22uF
10V
C8057
22uF
10V
C8059
0
400Hz_VSYNC
R8082
1uF
10V
C8033
10K
R8060
10K
R8044
0
SCAN_LIPS
R8085
0
SCAN_PSU
R8084
0
SCAN_PSU
R8083
10uF
10V
C8067
0 . 1 u F
16V
C8068
2200pF
50V
C8054
5.6V
ESD
D8000
100K
R8045-*1
ESD
0 . 1 u F
C8069
NON_LED_MODEL
22K
1%
POWER 18.5V
R8061-*2
4.7K 1%
POWER 18.5V
R8062-*2
10uF
16V
C8066
10uF
16V
C8043
30K
1%
R8046
10K
BCD
R8086
500
BCD
L8018
+5V_NORMAL
0 . 1 u F
OPT
C8070
10K
BCD
R8087
THERMAL
AP2132MP-2.5TRG1
IC8004
BCD
3
VIN
2
EN
4
VCTRL
1
PG
5
NC
6
VOUT
7
ADJ
8
GND
9
[ E P ]
SC4215ISTRT
IC8004-*1
SEMTECH
3
VIN
2
EN
4
NC_2
1
NC_1
5
NC_3
6
VO
7
ADJ
8
GND
4.7K
1%
BCD
R8073-*1
15K
1%
BCD
R8072-*1
10uF
25V
C8013
+5V_USB
15
<OS MODULE PIN MAP>
PIN No
INV_ON
V o u t = ( 1 + R 1 / R 2 ) * 0 . 8
+5V_NORMAL
R2
3A
S T _ 3 . 5 V - - > 3 . 5 V
INV_ON
V o u t = 0 . 8 * ( 1 + R 1 / R 2 )
INV_ON
INV_ON
+5V_USB
E r r _ o u t
20V-->3.5V
Power_DET
15V-->3.6V
PANEL_POWER
22
NC
2A
PWM_DIM
R1
24V-->3.48V
FROM LIPS & POWER B/D
AUO
R2
18
V4:VBR-A
V5:NC
SHARP
E r r _ o u t
CMO(09)
PWM_DIM
PWM_DIM
PWM_DIM
GND
20
MAX 350mA
A-DIM
R1
MAX 1500mA
A-DIM
E r r _ o u t
24
Max 1100 mA
12V-->3.58V
LGD
+3.3V_NORMAL
MAX 3.1A
MAX 2.3A
V o u t = 0 . 8 * ( 1 + R 1 / R 2 )
R1
R2
B C M   c o r e   1 . 2 V   v o l t
Placed on SMD-TOP
Vout=0.9*(1+R1/R2)
R e p l a c e d   P a r t
R1
C IN
3A
Placed on SMD-TOP
R2
BCM DDR 1.8V
R2
A2.5V
R1
n o t   t o   R E S E T   a t   8 k V   E S D
SEMTEK:Vout=0.8*(1+R1/R2)
BCD:Vout=0.6*(1+R1/R2)
BCD VOUT : 2.514V
SEMTEK VOUT : 2.533V
POWER
BCM (EUROBBTV)
Page of 46
Display

Click on the first or last page to see other 47LX6500-DD (CHASSIS:LT03R) service manuals if exist.