Sony HCD-EC50 - 6-6. PRINTED WIRING BOARD MAIN SECTION -

2323
HCD-EC50
HCD-EC50
6-6. PRINTED WIRING BOARD — MAIN SECTION —
• See page 17 for Circuit Boards Location. :Uses unleaded solder.
IC801
IC101
IC401
AMP BOARD
WH102
(Page 29)
C
PANEL BOARD
CNS701
(Page 27)
D
PT BOARD
CNJ151
(Page 31)
E
BS83S BOARD
CN102
(Page 21)
A
AMP BOARD
WH101
(Page 29)
B
A
K
A
K
A/K
A/K
S1
S2
K
A
A
A/K
A
A
A
A
A
K
K
K
VT
E
E
TUNER GND
1
8
5
E
E
E
E
E
1
22
23
1
2
E
E
E
E
KK
K
E
A
AA
5
1
13
1
4
E
S
S
1
1
3
2
26
27
A
K
K
E
E
E
1
8
E
E
E
S1
S2
R
L
SPEAKER
+
–
+
–
MAIN BOARD
CNP802
ANTENNA
FM/AM
CF802,CF803
1-868-527-
11
(11)
(L-CH)
(R-CH)
TAPE
MECHANISM
DECK
HRP501
(REC/PB)
SW501
(1/2)
REC PB
(2/2)
(CHASSIS)
1
1
3
3
TRANSISTOR BOARD
1-868-540-
11
(11)
1-868-531-
11
(11)
J105
AUDIO IN
J102
PHONES
(CHASSIS)
JACK BOARD
8
1
(IMPEDANCE
USE 6Ω)
J101
S1
S2
S3
S1
12
A
B
C
D
E
F
34567 9
8
• Semiconductor
Location
Ref. No. Location
D107 D-5
D108 D-5
D109 D-6
D110 D-6
D111 D-5
D113 D-5
D131 C-6
D132 C-6
D154 E-4
D156 E-4
D191 E-4
D192 E-4
D193 E-2
D802 B-2
D803 B-3
D812 A-2
D813 B-2
D814 A-3
D851 B-3
IC101 D-8
IC401 B-7
IC801 C-3
Q102 D-6
Q121 D-6
Q122 C-6
Q131 D-2
Q132 D-2
Q133 D-3
Q134 D-3
Q135 D-2
Q137 D-3
Q138 D-3
Q151 E-5
Q152 E-5
Q153 E-5
Q154 E-4
Q191 E-2
Q192 D-3
Q507 B-8
Q801 B-4
Q802 B-4