Sony HCD-DZ530 Service Manual page 58

HCD-DZ530/DZ630
– IO-SCART Board –
SEL (BIAS/CLAMP)
– POWER Board –
IC901 STR-F6138-LF1352
Internal
58
IC201, IC230 BH7868FS-E2
VCC1 1
S1 2
S2 3
C IN 4 BIAS 6dB
MUTE1 5 MUTE1
CV IN 6 CLAMP
6dB
SEL (CV/MIX) 7
Y IN 8 CLAMP 6dB
BIAS 9 BIAS
10
H
BIAS
PY/G IN 11
CLAMP
L
GND 12
PB/B IN 13 BIAS
6dB
MUTE2 14 MUTE2
PR/R IN 15 BIAS 6dB
VCC2 16
UVL0
+
OVP
ON=16V
–
OFF=10.5V
TSD
Reg1
IOLP
+
–
Bias
Volp
Reg3
Current mirror
6MHz
75Ω
LPF
S-DC OUT
S1/S2
L
+
6MHz
LPF
75Ω
H
6MHz
LPF
75Ω
12MHz
6dB
LPF
75Ω
12MHz
LPF
75Ω
12MHz
LPF
75Ω
Reg2
Delay
Rg1
Delay
Latch
OCP1
+
–
Vocp
INH1
+
–
Vth1
Boottom Skip
OSC
Logic
INH2
+
–
OCP2
Vth2
Logic
FB
OCP2
Vocp(BSIN,OUT)
32 C OUT
31 S-DC OUT
30 CV OUT
29 CV OUT SAG
28 GND
27 Y OUT
26 Y OUT SAG
25 GND
24 PY/G OUT
23 PY/G OUT SAG
22 GND
21 PB/B OUT
20 PB/B OUT SAG
19 GND
18 PR/R OUT
17 PR/R OUT SAG
5 FB/OLP
Vcc
4
3 Drain
POWER
Rg2
MOS FET
Rg3
2 S/GND
1 OCP/INH