Sharp LC-26SB25E Service Manual

LC-26SB25E/S RU, LC-32SB25E/S , LC-42SB55E/S/ /RU /RU
85
CHAPTER 8. SCHEMATIC DIAGRAM
[1] MAIN SCHEMATIC DIAGRAM
1
1
2
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3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
A A
B B
C C
D D
E E
F F
G G
H H
EU SHARP MT533X - 4 LAYERS
DC POWER INPUT
+5V_STB(+5V1) TO +5V_SW BY OPWRSB
The item of this page start from "100"
From +5V_SW to +1V8/+1V1 By OPWRSB
OPWRSB(+5V_SW ON/OFF):
Normal: High
Stand_By: Low
OPWRSB(+1V1):
Normal: High
Stand_By: Low
OFF: Low
BRIGHT_ADJ:
Normal:Max:+3V3, Min:0V
Stand_By:0V
INVERTER_ON_OFF:
Normal: High
Stand_By: Low
0.6 x (1+1.1K/1.2K) = 1.15V0.6 x (1+2.44K/1.2K) = 1.82V
+5V_STB TO +5V1_TUN
FOR IF HAVE 5V DIP
DV18_DDR stabilizer
1%
1%
OPWRSB(+1V8):
Normal: High
Stand_By: Low
OFF: Low
1%
SMD/0402
STANDBY:
Normal: High
Stand_by: Low
STANDBY:
Normal: High
Stand_by: Low
CEC_PWR(DV33SB ON/OFF):
Normal: Low
Stand_By: High
+3V3SB TO DV33SB BY CEC_PWR
+3.3V for 538X MCU
W CEC W/O CEC
C103
YesNC
R138
NC
NC
NC
NC
NC
R140
R141
C117
C116
Q102
Q107
NC
NC
R145
Q105
NC
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
R139
R146
Yes
NC
NC
Yes NC
SMD/0402
STAND_BY:(OPCTRL3)
Normal: Low
Stand_by: High
SMD/0402
SMD/0402
SMD/0402
SMD/0402
SMD/0402
SMD/0402
SMD/0402
USE 330uF 16V GFUSE 330uF 16V GF
IF 5V NO DIP
IF 5V HAVE DIP
SMD
1%
R111
Yes NC
CN100 B1 C101 B8
C102 G2 C103 D10
C104 G5 C105 B8
C106 B5 C107 B5
C108 F3 C109 G4
C110 E5 C111 F6
C112 F1 C114 B8
C116 D9 C117 E10
C118 F9 C119 G9
C120 G9 C121 C8
C123 G10 C124 C4
C125 G3 C126 G7
C127 G8 C128 F4
C129 F2 C130 F5
C131 F1 C132 F4
C135 C7 D100 F5
D101 F2 FB100 A4
FB101 B4 L101 F2
L102 F5 Q100 G7
Q101 B8 Q102 E9
Q103 F7 Q104 B8
Q105 D9 Q106 C4
Q107 E8 Q108 G3
Q109 G3 R100 G7
R101 G7 R102 F8
R103 G7 R104 F2
R105 B5 R106 F5
R107 B7 R111 D9
R113 C2 R114 F10
R115 G1 R116 G5
R117 G1 R119 B8
R120 F7 R122 G5
R123 G5 R124 F1
R125 F5 R126 C4
R127 G3 R128 G4
R129 B4 R130 B8
R131 F9 R132 G9
R135 F3 R136 F3
R137 G1 R138 D9
R139 E9 R140 D9
R141 E9 R142 C2
R143 E6 R144 B4
R145 C7 R146 C2
R147 C6 R149 B5
R150 E6 TP100 B1
TP101 B1 TP102 B1
TP103 B1 TP104 B1
TP105 B1 TP106 B1
U102 F9 U103 F4
+12V
+24V
DV18_DDR
DV11
BRIGHT_ADJ
STAND_BY
INVERTER_ON_OFF
GND
OPWRSB
+5V_SW
+5V_STB
STANDBY
BRIGHT_ADJ
INVERTER_ON_OFF
+5V1_TUN
MEM_VREF
VTT
MEM_VREF
STANDBY
DV33
CEC_PWR
+3V3SB
CEC_PWR
DV33SB
OPWRSB
STB_PWR5V
OPWRSB OPWRSB
STAND_BY
STANDBY
CEC_PWRSB
CEC_PWRSB
CEC_PWRSB
OPWRSB
+12V2,12,16
GND2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17
+24V2,6,16
DV18_DDR5,8
DV115
STAND_BY6
BRIGHT_ADJ17
INVERTER_ON_OFF17
OPWRSB6
+5V_SW2,7,10,12,13,14,15,16,17
+5V_STB2,9,11
+5V1_TUN2
VTT8
MEM_VREF8
DV332,4,5,6,9,10,15,16,17
+3V3SB2,11
CEC_PWR11
DV33SB5,6,9,11,15,16,17
+12V
+5V_STB +5V_SW
DV11
+5V_SW
DV18_DDR
+5V1_TUN+5V_TunerB+
VTT
DV18_DDR
+24V
DV18_DDR
+3V3SB DV33SB
STB_PWR5V +5V_STB
DV33SB
+12V
DV33
+5V_TunerB++5V_STB
+5V_SW +5V1_TUN
C130
NC/22N 16V
C109
100N 16V
C118
100N 16V
R139
NC/2K2 1/10W 5%
C108
10U 16V
C104
33N 16V
R131 NC/75R 1/10W 1%
C124
100N 16V
+
C110
220uF 16V
Q102
NC/MUN2211TIG
3
2
1
Q100
BC847C
3
2
1
R142 NC/100R 1/16W 5%
TP105
1
D100
SS3P4
1
2
R106
3.9KOHM +-5% 1/10W
U102
LP2996MRX
1
2
3
4 5
6
7
8
9
GND
SD
VSENSE
VREF VDDQ
AVIN
PVIN
VTT
HS
Q109
BC847C
Q108
BC847C
R116
NC/1K 1/10W 5%
R124
240 OHM +-1% 1/10W
R114 4K7 1/10W
C114
4.7UF 10V
TP104
1
+
C103
NC/100uF 16V
C132
10U 16V
R105
NC/0R05 1/4W
C120
10U 10V
R126 1K 1/16W 5%
R122
1.2KOHM +-1% 1/10W
+
C101
100uF 16V
TP101
1
Q105
NC/SI3441BDV
1
2
34
5
6
D
D
GS
D
D
C117
10uF/10V
R127
10K 1/10W 5%
Q103
SI3441BDV
1
2
34
5
6
D
D
GS
D
D
TP102
1
C106
100N 16V
R113 100R 1/16W 5%
Q101
BC847C
3
2
1
C102
33N 16V
C116
NC/100N 16V
R137
NC/1K 1/10W 5%
R129
NC/2K2 1/16W 5%
Q107
NC/MUN2211TIG
U103
L5985
1
2
3
45
6
7
8
9
Vout
SYNC
INH
COMPFB
FSW
GND
Vcc
TH1
R132
NC/75R 1/10W 1%
C131
NC/22N 16V
R146 NC/100R 1/16W 5%
L102 15uH
R102
5K1 1/10W
R143
NC/0R05 1/4W
C123
100N 16V
R117
1.2KOHM +-1% 1/10W
+ C112
330UF 16V
TP103
1
C127
10U 10V Y5V
CN100
CONN
1
2
3
4
5
6
7
8
9
10
11
12
R130
5K1 1/10W
R107
1K 1/10W 5%
R115
2.2KOHM +-1% 1/10W
TP100
1
C125
100N 16V
R103
22K 1/10W
R150
0R05 1/4W
R135
47KOHM +-5% 1/10W
D101
SS3P4
1
2
R145
NC/10K 1/16W 5%
C128
330P 50V
Q106
BC847C
R100
22K 1/10W
Q104 SI5441DC
1
2
3
45
6
7
8
D
D
D
GS
D
D
D
U104
L5985
1
2
3
4 5
6
7
8
9
Vout
SYNC
INH
COMP FB
FSW
GND
Vcc
TH1
C119
100N 16V
R149
0R05 1/4W
R123
1.1KOHM +-1% 1/10W
C135
NC/22uF 10V
R140
NC/2K2 1/10W 5%
TP106
1
R101
22K 1/10W
C129
330P 50V
FB101 220R/2000mA
1 2
FB100 220R/2000mA
1 2
R120 NC/0R05 1/4W
R141
0R05 1/10W 5%
R147
NC/1K 1/10W 5%
C126
100N 16V
+ C107
470uF 16V
R125
0R05 1/16W
L10115uH
C121
100N 16V
R136
47KOHM +-5% 1/10W
+ C111
330UF 16V
R111
0 OHM +-5% 1/8W
C105
100N 16V
R128
10K 1/10W 5%
R119
22K 1/10W
R104
3.9KOHM +-5% 1/10W
R144
1K 1/16W 5%
R138
0R05 1/10W 5%
1. POWER-1

Sharp LC-26SB25E Specifications

General

Brand	Sharp
Model	LC-26SB25E
Category	LCD TV
Language	English