Sharp LC-26SH12U Service Manual - Page 28
Power Block Diagram
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UPC - 074000370012
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POWER BLOCK DIAGRAM CD3805 AC F401 L401 34 12 J401 RERAY RY401 ALKS329_A60 23 14 L402 34 12 D409 D425 D427 D430 D431 TRANSFORME T402 1 + C424 3 8 7 5 Q416 D410 C403 + C404 + POWER CTL IC401 MP2A5060 Vcc Q1 P.GND 10 18 8 SW REGULATOR CTL IC402 MIP2F4 D Vc FB Vd 5 c4 2 d1 REGULATOR IC404 KIA431A-AT 4 3 TRANSFORME T401 13 1 2 FEED BACK IC410 PS2561AL1-1-V(W) 2 10 7 14 3 13 18 17 12 Q410 CP411__14,15. AT+5V CP411__16. POWER FAIL CP411__1,2. SOUND+B CP411__8,9. SW+12V CP406__1,2,3,4,5. +24V CP411__22,23. SW+1.5V REGULATOR 1 2 IC405 PQ070XF02SZH CP411__20,21. SW+4V DC/DC(5V) 1 2 IC407 LA5779 CP11_10 LCD+B F-5 F-6
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POWER BLOCK DIAGRAM
4
3
2
1
CP411__8,9. SW+12V
CP411__1,2. SOUND+B
Q416
CP411__14,15. AT+5V
CP411__16. POWER FAIL
F401
L401
D410
SW REGULATOR CTL
IC402 MIP2F4
D
Vc
c
FB
TRANSFORME
T402
FEED BACK
IC410
PS2561AL1-1-V(W)
REGULATOR
IC404
KIA431A-AT
C424
5
4
2
1
3
5
8
7
1
3
1
4
3
2
AC
CD3805
J401
4
3
2
1
L402
D425
D427
D430
D431
1
Vd
d
RERAY
RY401
ALKS329_A60
3
2
1
4
D409
+
+
+
POWER
CTL
Vcc
Q1
10
18
8
P.GND
C403
C404
TRANSFORME
T401
2
3
10
7
13
14
18
17
12
CP406__1,2,3,4,5. +24V
Q410
CP411__22,23. SW+1.5V
REGULATOR
IC405
PQ070XF02SZH
1
2
CP411__20,21. SW+4V
DC/DC(5V)
IC407
LA5779
1
2
CP11_10 LCD+B
IC401 MP2A5060
F-5
F-6