Sony HCD-VX333 Service Manual page 50

HCD-VX333
QQ
3 7 63 1515 0
IC102 BA5982FM (BD BOARD)
BIAS IN
1
OPIN1 + 2
OPIN1 – 3
10k
OPOUT1
4
10k
OPIN2 +
5
OPIN2 – 6
10k
OPOUT2 7
10k
8
GND
STAND BY
9
STBY1
CH1 2 3
PowVcc1 10
Vcc
10k
VO2 (–) 11
10k
Level
Shift
VO2 (+) 12
10k
10k 10k
VO1 (–) 13
10k Level
Shift
VO1 (+) 14
10k
10k
TE
L 13942296513
IC302 NJM2255M (VIDEO CD BOARD)
8 7
SATURATION ADJ
(COLOR MAIN)
HUE ADJ
SATURATION ADJ
(COLOR BURST)
1
2
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PreVcc
28
Vcc
27 OPIN4 +
26 OPIN4 –
10k
25 OPOUT4
10k
OPIN3 +
24
23 OPIN3 –
10k
OPOUT3
22
20k
21
GND
STAND BY
20 STBY2
CH4
19 PowVcc2
Vcc
10k
18 VO3 (–)
Level 10k
Shift
VO3 (+)
17
10k
10k
10k
16 VO4 (–)
10k
Level
Shift
15 VO4 (+)
10k
10k
6
5
H
L
3 4
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2 9
8
IC103 CXA2568M-T6 (BD BOARD)
APC PD AMP
VEE
HOLD 1
VEE
AGCVTH
2 VREF
3
LD
PD
4
A 5
B 6
RF SUMMING AMP
VC
C 7
D
8
VEE
9 VEE
VC
F 10
E
11
VC
VC BUFFER
Q Q
VC
12
3 6 7 1 3 1 5
VC
IC303 NJM2209M (TE2) (VIDEO CD BOARD)
14 13 12
LPF
LOWER
LIMITER
(2)
1 2 3
co
.
9 4 2 8
VCC
VCC 24
23
LC/PD
VCC
22 LDON
APC LD AMP
HOLD_SW
21
AGCCONT
20
VC
VCC
(50%/30%
OFF)
RF_BOT
19
VC
VEE
18 RFTC
RF_EQ_AMP
17 RFI
VC
RFO
16
RFE
15
ERROR AMP
VC
FOCUS
FE
14
VC
TE
13
TRACKING
VC
ERROR AMP
VCC
VC
0 5 8 2 9 9 4 2 8
VEE
11 10 9 8
SECONDARY LOWER CLAMP
DIFFERENTIATION LIMITER ( SYNC
GAIN ADJ (1) CHIP
SWITCH
CONTROL
4 5 6 7
m
9 9
9 9
)