Sony KP-HR432K90 Service Manual page 45

BLOCK DIAGRAM (10)
IC8002
CONV.OUT1
15
18
16
14
11
13
6
9
2 MUTE
7
C
IC8001
CONV.OUT1
15
18
16
14
11
13
6
9
2 MUTE 7
IC8003
V OUT
7
5
1
3
F
D8005
D8040
D8002
T8001
DFT
8 4
6 2
E
D
+135V
DY(B)
V.DEF
DY
(V)
V.MID
V.RET
SUB
DY
H(+)F
DY
H(MID)
(H)
H(–)
DY
(G)
SAME AS
ABOVE
DY
(R)
SAME AS
ABOVE
CN8019
CN8018
CN8020
–22V
D8012
3
1
2
T8020
HDT
4
6 3
2
7
1
IC8008
H DRIVE
MIX+ 12
9 ERR OUT
7 ERR IN
+135V
D8022
SLOW
PWM
5 3
SW
OUT
18 VR REG
VR8022
IC8007
3
REF IN D8008
264
1
MIX– 11
2
1 10
HD IN MIX OUT
D8023
Q8029
Q8022
D8043
5
7
Q8021 6
D8025
Q8028
5 1
2
3
14 HD IN V REC 9 18
6
5
7 +135V
9 3
IC8005
H.DRIVE
– 45 –
KP-HR432K90/HR532K90/HR532N90/HW572K90
RM-Y909K RM-Y909K
T8004
LOT
D+200V
D8039
7 14
12 +135V
10
1
D8037
7
5
7
6
T8005
FBT
1 HV
MV
D8038
3
1
6
11
2
VR8002
T8003 –15V
HOT
+15V
–22V
5
D8032 +22V
1 7
135V
D8032
DF
8
4 VCC
(H/V OUT)
RM-Y908 RM-Y909K
N
TO
HV
HV BLOCK
TO
HV
FOCUS PACK
–15V
+15V
–22V
+22V
135V