Table of Contents
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[For 32LD8D20EA, 32LD8D20UA and 37LD8D20E models]
AC1
S812
S811
L817
D800
1u
GBU4M
C890
1u
450V
L802
AC2
TR806
210u
PRI
SMPS-RESONANT_PFC
6
N1
C802
1u
1
450V
2
3
4
5
8
ZCD
CS1
IRF7314
PFC_OFF
R1015
4
G 2
D2
5
120k
3
S 2
D2A
6
R823
2
G 1
D1
7
15R
1
S 1
D1A
8
VCC2
100n
C883
IC802
R820
ZCD
75k
R983
D863
S813
10k
R819
R818
R817
1N4148
C916
+400V
620k
620k
620k
33p
50V
LM317T
VCC1
IC828
3 VIN
VOUT
VF_MAIN
2
10R
VCC2
ADJ
R953
R968
1
1k
R893
ON/OFF
10k
Q835
BC848B
R932
+400V
R981
R982
AC1
AC2
2M
2M
2M
2M
2M
2M
R980
R912
R940
TNY266
R1013
630V
4k7
4
E N / U V
D
5
10n
C810
Opto
D806
3
S 2
NC
6
BA159_SMD
2
S1
S3
7
IC806
1
B P
S4
8
BA159_SMD
D862
R880
560R
1N4148
C892
10u
VF_MAIN
50V
L813
D832
R915
Opto
R913
R914
AC2
1M
1M
1M
1m9
BA159_SMD
R921
VCC1
1k
8V2_ZENER
R918
BC858B
10k
D850
Q822
TL431SAMF2
R944
47k
VCC1
47k
R919
Q820
47k
SW_OFF2
BC848B
R920
R951
R950
VCC2
1k8
8k2
PFC_OFF
R930
1k
10k
BC858B
R929
Q824
1N4148
R922
Q823
10k
BC548C
D838
D835
R923
TL431SAMF2
10k
R928
R925
R927
R926
R924
+400V
1M
1M
1M
10k
6k8
17PW20
S808
S807
L814
PL809
F800
3.15A
1
S809
2
L815
S810
SEC
1
INV.IN
D831
9
BA159_SMD
R897
N2
47k
SW_OFF
2
N . I . I N
7
3
S Y N C
C889
C888
470n
470n
50V
50V
4
OSC.OUT
Freq
5
C T
10
11
12
R836
ZCD
D824
12k
6
R T
+400V
R837
STPS745
150R
7
D I S C H
C819
Q803
8
S S
220u
MTP6N60E/
450V
SG2525A
SSP7N60A
Q837
BSH103
PL808
4
3
2
CS1
Q818
1
BC848B
SW_OFF2
PFC_OFF
D805
VFB
1k
1N4148
R974
SMPS_MINIDVB_SINGLE_RANGE
1kV
220p
R889
5
6
100R
5V
AC_GND
R888
C859
100R
L804
22u
4
7
C818
C857
C860
C
3V3
IC825
6V3
4700u
6V3
STPS5L25B
4700u
6V3
2200u
25V
2
8
B
GND
1kV
220p
3
9
R825
16V
+12V_2
NC
100R
100R
IC829
R890
D807
C815
78L05_TO92
D823
VOUT
1
10
3
1
GND
A
26V
BA159
C801
C817
C838
2
33u
220u
10u
50V
25V
50V
TR803
+12V_2
TCET110G
R881
4
1
330R
R887
C856
47n
3
2
10k
R879
R882
D836
+3.3VSTBY
10k
1k
IC801
SW2
D851
3k3
27R
TL431SAMF2
R883
R884
IC811
ON/OFF
4
1
3k3
R838
+12V_2
3
2
SW1
Q805
TCET110G
BC848B
R833
10k
10k
+3.3VSTBY
R834
S800
R828
Q804
ST_BY
47k
BC848B
RESONANT MODE TFT POWER BOARD CIRCUIT
R847
5VREF
10k
R961
+400V
10R
VREF
16
TR804
IC807
G00137D
Q813
6
+VI
15
1
C896
MTP6N60E/
8
C836
SSP7N60A
5
2n2
2
7
50V
OUT_B
14
R860
3
10R
100n
4
VC
13
63V
GND
12
1k5
R979
Q839
OUT_A
11
BC558B
C899
SHUTD
1 0
2n2
C897
2n2
50V
50V
COMP.
9
MTP6N60E/
SSP7N60A
Q814
R970
R852
R861
47k
10k
10R
Q807
R856
R978
BC848B
5VREF
100k
4k7
1k5
BC558B
R855
Q840
SW_OFF
D813
R910
C900
47k
D826
2n2
50V
R857
BC858B
12k
R972
1N4148
Q811
BZT55C3V9
1k
Q838
1N4148
R863
BC848B
33k
D811
R866
10k
Q810
R868
BC848B
R850
6k2
100k
Q808
BC848B
Freq
+3.3VSTBY
C830
100n
16V
IC826
1
6
D1
D4
2
5
D2
D3
+5VSTBY
3
4
G
S
NTGS3446
S801
IC824
R948
SW1
12k
R986
1
D1
D4
6
+3.3VSTBY
3k3
2
D2
D3
5
BC848B
R987
Q843
+5V
3
4
10k
G
S
NTGS3446
R988
3k3
D842
R947
R892
1N4148
56k
10k
1N4148
R962
+12SV
470R
IC827
D853
1N4148
Q833
BC848B
+5SV
C908
C906
C907
1u
1u
1u
12V
BC848B
16V
16V
16V
Q831
D854
Q834
BC848B
SW1
Q828
TR805
BU2508AF
TRF_SAFE_TFT_RES
Q829
STPS_3P_
10L60CFP
8
9
7
10
VFB
Q815
STPS_3P_
10L60CFP
6
11
Q816
5
12
STPS_3P_
10L60CFP
4
13
STPS_3P_
10L60CFP
1N4148
D812
3
14
Q827
+12SV
F801
2
15
D845
F802
1
16
UF5402
FUSE_SMD_7A/
D846
32VDC_1206
UF5402
D857
+5SV
1N4148
+12Vd
100n
25V
D814
C845
1N4148
C813
+12Vd
D856
2n2
4kV
R967
1N4148
1k
+5WOREG
IC809
R870
R871
1N4148
5k1
4
1
5k6
D855
+12V
3
2
10k
R872
R874
TCET110G
47R
27k
C849
R873
2n2
R876
50V
C847
+24V
D819
30k
TL431SAMF2
2n2
4kV
R960
4M7
+3.3VSTBY
VCC_3V3_ON
VCC_3V3_ON
D840
BA159
D841
+2.5V
BA159
PL811
SW2
R1014
1
100R
C915
2
47n
Q802
25V
BC848B
680R
R965
+24V
R824
D847
47k
+5V
BZT55C3V9
PL801
2u7_RESONANT
L816
1
+24V
L810
2
3
+24V
4
BA159_SMD
R878
+33V
D820
5
2k7
6
7
8
L811
+12V
1u
9
10
PL802
1
Q832
STP20NE06LFP
+5V
2
+5WOREG
+24V
3
4
5
6
2k2
R958
S806
7
S805
8
9
A/D_DIM_SEL
D_DIM
10
A_DIM
11
12
BL_ON/OFF
PL803
1
BL_ON/OFF
BC858B
Q841
2
A_DIM
3
D_DIM
4
A/D_DIM_SEL
5
6
ST_BY
7
+33V
8
+12V
9
PL807
10
1
+2.5V
2
+33V
PL813
PL804
3
+24V
1
1
+12V
+12V
4
2
2
5
3
3
6
4
4
+5V
7
PL812
1
2
PL805
1
+5V
2
3
4
VCC_3V3_ON
5
6
7
8
9
10
+3.3VSTBY
11
12
+5VSTBY
+3.3 SBTY IS 5.1V FOR USA
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