DX-AT50H (serv.man11). Block diagram - Sharp DVD Specification (repair manual). Page 12

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– 33 –
DX-AT50H
 Figure 33 BLOCK DIAGRAM (12/12)
11
12
13
15
14
16
17
18
IC1006
ULATOR)
D1008
D1030
RECTIFIER
D1009
RECTIFIER
D1013
REG
 +1.8V
REG.
5V
REG. 
   
Q1014
Q1006
Q1002
CN1001
CN501
Q1011
Q1005
Q1004
IC1002
IC1003
Q1007
REG
(SHUNT REGULATOR)
SCHOTTKY
BARRIER
SCHOTTKY
BARRIER
P-ON+1.8V
EV+2.5V
P-ON+5V
EV+9V
EV+3.3V
P-ON+3.3V
PWRCON
EV+5V
P-ON+12V
EV+5V
P-ON+1.8V
1
1
P-ON+1.8V
2
2
CN1002
CN2001
EV+5V
9
9
EV+2.5V
3
3
EV+2.5V
4
4
P-ON+5V
5
5
P-ON+5V
6
6
EV+9V
19
19
EV+9V
20
20
EV+3.3V
15
15
P-ON+3.3V
16
16
P-ON+3.3V
17
17
P-ON+3.3V
18
18
PWRCON
14
14
EV+5V
21
21
EV+5V
22
22
P-ON+12V
27
27
FRONT CBA
DVD MAIN CBA UNIT
FROM
SYSTEM 
CONTROL
BLOCK 
DIAGRAM
PWSW
4
4
PWSW
FROM
SYSTEM CONTROL
BLOCK DIAGRAM
CAUTION
FOR CONTINUED PROTECTION AGAINST FIRE HAZARD,
REPLACE ONLY WITH THE SAME TYPE T1.6A  L  250V FUSE.
NOTE : 
The voltage for parts in hot circuit is measured using
hot GND as a common terminal.

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