Block Diagrams - Sony VPL-HS2 Service Manual

Section 5

Block Diagrams

F
(POWER SUPPLY)
CN503
AC1 1
2
AC2
L501
F501
CN501
2
3
G
(PFC,REGULATOR)
CN602
DC
2
PFC ON
4
L601
L602
4
2
Q717
PFC ON
VPL-HS2
D502
R502
MAIN RECT
2
RY500 CN502
DC
4
PFC_ON
2
1
1
D501
4 CLAMP
Q500
PFC ON
RELAY
ON
D500
CLAMP
D604
RECT
IC600 IC700
PFC MAIN CONVERTER
6 3
AC SENSE
1 VSENSE
10
CATHODE
16
VG(H)
9 1
DRAIN
15
VS
12
5 L SENSE VG(L)
2 F/B
9 VSS
8
VC1
OCP 9
PH700
POWER PROT
Q702
4 1
Q703
LATCH
3 2
D706
PH701
FEED BACK
4 1
3 2
PH702
POWER ON
4 1
3 2
F, G F, G
B16.5V
T700
D708
14
D722 PROT
Q712
RECT
13
SW Q711
D715
12 13V
1
SW
Q700
11
SW
RECT
D719
3
13V
10
SW
Q705
13V
SW
9
D712
D707
5 8
Q720
RECT
RECT
D3.3V
6
7
SW
IC724
SUB 5V REG
D713
+5V
6V PROT
VCC OUT
D714
Q704
D3.3V PROT
POWER D724 PROT
PROT
6.4V
D721 PROT
B16.5V
IC701
SHUT REG Q707
K REF
6.4V
1 8
SW D709
A 6.4V SW
IC725
6
BUFF
GATE
2 - 1
+
7 5
Q709
POWER POWER ON
ON
5-1 5-1
CN601
DC+
1
DC-
2 BALLAST
D720 PROT
Q713
16.5V
SW
CN710
13V
1
C BOARD
13V
D716 2
16.5V
SW
Q718
D3.3V SW
IC730
1 S1 D4 8
6.4V
D3.3V
DD CON
2 S2 D3 7
5 V+ CS 6 3 S3 D2 6
3 4 G D1 5
SH EXT 7
1
6.4V OUT
D730
RECT
CN708
13V
10
13V
9
6.4V
6
6.4V B BOARD
5
D3.3V
2
D3.3V
1
CN709
D3.3V
5
D3.3V
6
16.5V
C BOARD
1
6.4V
3
SUB5V
5
POWER ON
7
TO
TO
CN607
TO
CN151
TO
CN605