Read Sharp DV-RW250H (serv.man3) Service Manual online
13
12
9
8
7
6
5
4
2
TUNER+32V
P.FAIL
DRIVE ON H
UNREG+3.3V
UNREG+3.3V
AT+5.2V
AT+5.2V
AT+13V
MOTOR+12V
POWER
AT+12V
P.CON+12V
16
15
14
HEATER+
HEATER-
-22V
F-7
F-8
REGULATOR BLOCK DIAGRAM
1
MOTOR+27V
24V REG.
Q1701
VOLTAGE CTL
IC1702
TL431AILP
P.CON+5V
SW
Q1708
M-CON+5V
SW
Q1711
MPEG+5V
SW
Q1704
MPEG
P.CON SW
Q1707
M-CON
POWER SW
Q1712
AT+12V REG.
IC1704
KIA78R12API
IC1704
KIA78R12API
P.CON+12V REG.
IC1705
KIA78R12API
8V REG.
Q1703
POWER SW
Q1713
P.CON+3.3V REG.
IC1701
BA00BC0WT-V5
4
1
2
4
1
2
1
3
4
2
P.CON+1.8V REG.
IC1706
BA00BC0WT-V5
4
1
2
MPEG SW
Q1714
H.VOLT-CTL
Q1709
HEATER SW
Q1710
P.CON+8V
P.CON+5V
AT+12.6V
CAP_VCO
OPERATION/
DISPLAY
DISPLAY
SYSCON
MPEG P.CON+5V
AT+5V(M-CON)
MPEG 5V ON-H
AT+5.2V
VCR_P_ON-L
MP_P.CON+1.8V
MP_P.CON+3.3V
POWER_FAIL
MPEG_P_ON-L
DRIVE_ON-H
TUNER+32V
-22V
HEATER-
HEATER+
FIP_ON-L
SYSCON
SYSCON
AV IN/OUT/
TUNER/HI-FI
TUNER/HI-FI
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