Sony HCD-MD555, Service Manual, Page: 83 / 124

— 109 —
— MAIN Section —
IC400 M62016L
1 2 3 4 5
+
–
INTERRUPT SIGNAL
GENERATING BLOCK
RESET SIGNAL
GENERATING BLOCK
+
–
GND INT RESET CD VCC
COM
COM
IC502 BA3833F-E2
2
3
14
1
f04
13 f
12 VCC
11 NC
10 NC
15 f03
5 GND
6 BIAS
C
7 NC
8 NC
9 NC
4
16 f02
17 f01
18 RESET
RESET
C
PREF
LINE
NF
LINE
IN
REFFERENCE
CURRENT
BPF DET
BPF DET
BPF DET
BPF DET
DET
RESET
Bias
IC504 P82B715TD
1
2
3
4 GND
SX
LX
NC
BUFFER
8
7
6
5 NC
SY
LY
VCC
BUFFER
— CLAMP MOTOR Section / LAD MOTOR Section —
IC701 M54641L (CLAMP MOTOR Section),
IC702 M54641L (LAD MOTOR Section)
1
5
2
7
3
6
4
POWER
AMP.
POWER
AMP.
CONTROL
INPUT
AMP.
INPUT
AMP.
REG
8
VCC VCC
REFERENCE
OUT2
OUT1
IN1
IN2
GND