Panasonic SA-PM65MD Service Manual page 130

MD OPTICAL PICKUP
+B
RF1
RF2
E
D A
F1
I
J
C B
F2
F
A
B
+B
C
+B
D
+B
Q1
+B
LASER
POWER
DRIVE
VR1
(LASER
POWER ADJ.)
Q3
POWER
SUPPLY
+B
TRACKING
COIL
FOCUS
COIL
M
M2
TRAVERSE
MOTOR
M1 M
SPINDLE
MOTOR
+B
IC1
AN8772FHQ
RF AMP
32
36 35 34 33
37 VREF
+
-
AGC
RF1
38
+
-
39 RF2
+
EQ
SW
-
+
-
F1
40
SELECT
SIGNAL
41
F2
3 TAP
43 CLPF2
44 A
B
45
42
CLPF1
46
C
4 TAP DARK DET.
48
CENVC
47 D
4 TAP DARK DET.
1
+
-
-
+
2 3 4
Q2
REC
DRIVE
HFON1
11
VO4- +
-
VO4+
12
+
-
13 VO3-
+
-
14
VO3+
+
-
15
VO2-
+
-
16 VO2+
+
-
17
VO1-
+
-
18 VO1+
+
-
PGND2
PGND1
19 10
+B
20 31 30 29 28
SELECT
SERIAL & PARALLEL
SIGNAL CONV./GATE
DARK DET.
RF BDO
3T DET.
NRFDET
AS BDO
VCA
VCA
3 TAP VCA
4 TAP 11 TAP
+
TBAL
-
B.P.F. VCA
5 6 7 8
+B
TH1
+
-
1/2 PVCC1
1/2 PVCC
+
-
1/2 PVCC2
1/2 PVCC
+
-
+
-
VCC DET.
IC2
AN8814SB-E1
FOCUS/TRACKING
COIL, SPINDLE/TRAVERSE
MOTOR DRIVE
+B
27 26 24
OFT IN 25
COMP
23
OFT O
CBD O
22
COMP
BDO/
TRCRS
21
COMP
AS GAIN
17
COMP
19
AS/MON3T
LNP
14
AB GAIN 15
+
VCA
+
11
TE
CRS IN 12
13
TGAIN
FE 16
FBAL 18
10 9
VREF
22
+B
IN4 28
+B
8
Q5,Q6
9
PVCC2
POWER
SUPPLY
27
IN3
PC2 26
21
25
IN2
PVCC1
20
+B
PC1 24
IN1 23
7
VCC
+B
TRCRS
AS GAIN
AS
LNP
AB GAIN
TE
CRS IN
TGAIN
FE
FBAL
TRD
PC
FOD
TVON
TVD
SPON
SPD