Sony CFD-G70 - Maintenance

2626
CFD-G70
1-681-594-
11
(11)
L-CH
R-CH
HRP301
RECORD/
PLAYBACK
HEAD
HE301
ERASE
HEAD
C
MAIN BOARD
CNP801
2
3 4
A
1
B
C
C103
R210
R206
R201
R301
R104
R103
R202
R203 R204
C104
C203
C204
C201
R305
R101
C101
JC304
R102
C107
C207
R307
C307
R306
C305
R308
C306
R303
JC301
R205
JC303
R309
R304
JC302
R105
R106
R302
R110
JC305
JC306
JC307
JC308
Q301
R112
R212
C205
C105
IC301
T301
C102
C302
C202
C301
C304
C303
S301
CN303
T301
J
TC BOARD
11
9
5
1
BLK
WHT RED YEL
S301
REC
REC
PB
C301
R
301
C
102
R
102
R
103
R112
C103
C104
C101
C107
R
101
C
105
R104
C
302
R
210
R
201
C207
C
201
C204
C202
R
202
R
203
C203
C205
R
204
R106
R206
R
303
R205
R
105
R
304
R
309
JC306
C
303
JC
308
IC
301
R
307
C307
C304
C306
R
306
R305
T301
R
308
R110
R302
R
212
Q
301
C305
JC301
JC
303
JC304
JC
302
JC307
JC305
CN
303
100
10V
1M
100
10V
68
68k
15k
0.047
0.0022
0.001
470p
15k
47p
3.3k
100
10V
100
15k
470p
0.001
0.0022
100
10V
68
68k
0.047
47p
3.3k
3.3k
3.3k
4.7k
15k
15k
1k
47
0
100
10V
0
TA2068N
10
0.001
47
10V
0.01
6.8k
150
BIAS COIL
22k
100
4.7k
15k
2SD
601A-S
470p
0
0
0
0
0
0
9P
TAPE
CD
G
N
D
R
_OU
T
L_OU
T
ISS1
ISS2
CD
_IN_L
CD
_IN
_R
6V
AGC
L.PO
L.N
F
L.R
O
L.IN
R
EF
G
N
D
R.IN
R
.RO
R
.N
F
R
.PO
M
IC
.NF
L.LIN
M
IC
I/EX
L.R
AD
REC
L.LO
VCC
R.LO
LIN
E
R
.R
AD
TAPE
R.LIN
M
IC
R
EC/PB P
R
E AM
P
HEA
D
RECO
R
D
/
PLA
YBA
CK
R
-CH
L-C
H
ER
ASE
H
EAD
H
R
P301
H
E301
R
EC
PB
S301
-1
-2
REC
R
EC
BIAS O
SC
M
AIN
CN
P801
BO
AR
D
(1/2)
5-9. PRINTED WIRING BOARD – TC SECTION – • Refer to page 18 for Circuit Boards Location. 5-10. SCHEMATIC DIAGRAM – TC SECTION – • Refer to page 35 for IC Block Diagrams.
• Refer to page 36 for notes.
• Refer to page 37 for Waveforms.
Note on Printed Wiring Boards:
• X : parts extracted from the component side.
• : Pattern from the side which enables seeing.