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Haier LT32M1CA - Schematic; Main Board

Haier LT32M1CA
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32LCD TV Haier LT32M1CA&LT32M1C
43
10. Schematic Diagram
10.1 Main Board
CEC_PWRSB
C114
4.7UF 10V
DV115
R132
NC/75R 1/10W 1%
SMD/0402
SMD
U103
L5985
1
2
3
45
6
7
8
9
Vout
SYNC
INH
COMPFB
FSW
GND
Vcc
TH1
R131 NC/75R 1/10W 1%
STANDBY:
Normal: High
Stand_by: Low
CEC_PWR(DV33SB ON/OFF):
Normal: Low
Stand_By: High
R139
TP104
1
R141
DV18_DDR
+12V
D101
SS2P4
1
2
Yes
FB101 220R/2000mA
1 2
CEC_PWR11
C124
100N 16V
R102
5K1 1/10W
R104
3.9KOHM +-5% 1/10W
R130
5K1 1/10W
R145
+5V_SW
EU OTS MT533X - 4 LAYERS
R105
NC/0R05 1/4W
INVERTER_ON_OFF:
Normal: High
Stand_By: Low
+5V_STB2,9,11
C103
NC
USE 330uF 16V GF
NC
C123
100N 16V
+5V_STB(+5V1) TO +5V_SW BY OPWRSB
R140
+5V_STB
+5V1_TUN
Yes
FB100 220R/2000mA
1 2
R123
1.1KOHM +-1% 1/10W
+
C111
330uF 16V
USE 330uF 16V GF
R126 1K 1/16W 5%
Q105
NC/SI3441BDV
1
2
34
5
6
D
D
GS
D
D
TP103
1
C119
100N 16V
R119
22K 1/10W
NC
STAND_BY:(OPCTRL3)
Normal: Low
Stand_by: High
IF 5V NO DIP
Q109
BC847C
TP100
1
0.6 x (1+1.1K/1.2K) = 1.15V
CEC_PWR
NC
+24V
R114 4K7 1/10W
C117
NC
Yes
VTT
CEC_PWRSB
DC POWER INPUT
Q106
BC847C
OPWRSB6
R137
NC/1K 1/10W 5%
C132
10U 16V
Yes
Yes
R100
22K 1/10W
Q107
NC/MUN2211TIG
W CEC
SMD/0402
+5V_SW
DV11
+5V_STB
R103
22K 1/10W
Yes
R138
STB_PWR5V
C121
100N 16V
Q102
NC/MUN2211TIG
3
2
1
From +5V_SW to +1V8/+1V1 By OPWRSB
STANDBY:
Normal: High
Stand_by: Low
DV332,4,5,6,9,10,15,16,17
R146
R122
1.2KOHM +-1% 1/10W
TP106
1
Yes
+12V2,16
+5V_STB TO +5V1_TUN
FOR IF HAVE 5V DIP
W/O CEC
Yes
VTT8
C116
NC/100N 16V
CN100
CONN
1
2
3
4
5
6
7
8
9
10
11
12
+12V
Yes
R113 100R 1/16W 5%
R128
10K 1/10W 5%
C118
100N 16V
OPWRSB(+1V8):
Normal: High
Stand_By: Low
OFF: Low
U104
L5985
1
2
3
4 5
6
7
8
9
Vout
SYNC
INH
COMP FB
FSW
GND
Vcc
TH1
NC
SMD/0402
+5V_STB
+5V_SW2,7,10,12,13,14,15,16,17
+
C103
100uF 16V
Q102
NC
DV18_DDR
NC
1%
C125
100N 16V
Yes
STAND_BY
R129
NC/2K2 1/16W 5%
C128
330P 50V
Q101
BC847C
3
2
1
R139
NC/2K2 1/10W 5%
TP102
1
MEM_VREF
R125
0R05 1/16W
C104
33N 16V
R135
47KOHM +-5% 1/10W
Q105
1
Custom
2 19Monday, April 14, 2008
715T2913-1
<
称爹
>
02. POWER-1
T2913-1-HISENSE32-080229
OEM MODEL Size
Rev
Date
Sheet of
TPV MODEL
PCB NAME
称爹
T P V ( Top Victory Electronics Co . , Ltd. )
Key Component
DV33SB
+5V1_TUN2
R144
1K 1/16W 5%
R143
NC/0R05 1/4W
C105
100N 16V
R127
10K 1/10W 5%
Q100
BC847C
3
2
1
L102 15uH
DV18_DDR stabilizer
C109
100N 16V
R149
0R05 1/4W
SMD/0402
+5V_SW
BRIGHT_ADJ
Q108
BC847C
The item of this page start from "100"
DV18_DDR
GND
C129
330P 50V
INVERTER_ON_OFF17
DV18_DDR
IF 5V HAVE DIP
+
C112
330uF 16V
1%
Yes
Q103
SI3441BDV
1
2
34
5
6
D
D
GS
D
D
+3.3V for 538X MCU
NC
DV33
C117
NC/10uF/10V
+3V3SB
STAND_BY
NC
C116
C130
NC/22N 16V
+5V_TunerB+
STANDBY
R150
0R05 1/4W
R147
NC/1K 1/10W 5%
1%
SMD/0402
+5V_STB
OPWRSB
TP105
1
R141
NC/5K1 1/10W
OPWRSB
CEC_PWRSB
NC
STANDBY
R115
2.2KOHM +-1% 1/10W
Q104 SI5441DC
1
2
3
45
6
7
8
D
D
D
GS
D
D
D
R124
240 OHM +-1% 1/10W
+5V_TunerB+
R106
3.9KOHM +-5% 1/10W
R117
1.2KOHM +-1% 1/10W
INVERTER_ON_OFF
STANDBY
C131
NC/22N 16V
TP101
1
DV33SB
+3V3SB2,11
C108
10U 16V
OPWRSB
NC
R142 NC/100R 1/16W 5%
C135
NC/22uF 10V
STAND_BY6
+24V2,6,16
+5V1_TUN
R101
22K 1/10W
Q107
Yes
VTT
C126
100N 16V
OPWRSB(+5V_SW ON/OFF):
Normal: High
Stand_By: Low
1%
R140
NC/2K2 1/10W 5%
SMD/0402
+3V3SB
DV33SB5,6,9,11,15,16,17
+
C110
220uF 16V
C127
4.7UF 10V
C120
10U 10V
BRIGHT_ADJ
OPWRSB(+1V1):
Normal: High
Stand_By: Low
OFF: Low
DV18_DDR5,8
BRIGHT_ADJ17
R145
NC/10K 1/16W 5%
R111
0 OHM +-5% 1/8W
+3V3SB TO DV33SB BY CEC_PWR
GND2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17
MEM_VREF8
R146 NC/100R 1/16W 5%
DV33
CEC_PWR
INVERTER_ON_OFF
R111
+5V_SW
OPWRSB
MEM_VREF
+
C101
100uF 16V
R138
NC/22K 1/10W
L10115uH
BRIGHT_ADJ:
Normal:Max:+3V3, Min:0V
Stand_By:0V
R107
1K 1/10W 5%
D100
SS2P4
1
2
+
C107
470uF/16V
0.6 x (1+2.44K/1.2K) = 1.82V
SMD/0402
STB_PWR5V
+5V1_TUN
NC
DV11
+24V
R136
47KOHM +-5% 1/10W
SMD/0402
R120 NC/0R05 1/4W
R116
NC/1K 1/10W 5%
+12V
DV33SB
C106
100N 16V
SMD/0402
U102
LP2996MRX
1
2
3
4 5
6
7
8
9
GND
SD
VSENSE
VREF VDDQ
AVIN
PVIN
VTT
HS
Yes
OPWRSB
C102
33N 16V

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