Printed Wiring Board -Main Section - Sony TAM-100 Service Manual

TAM-100
2-3. PRINTED WIRING BOARD — MAIN SECTION —
MAIN BOARD (SIDE A)
A
R76
C71 R71
C73
B
R77
R7 R6
R8 C58
100 81
C
1
80
U1
C17
D
C16
30
51
31 50
14 1
E
R36
U2
R34
15 28
R37
F
R38
09 1 2 3
• Semiconductor
Location
Ref. No. Location
Q71 A-3
Q112 D-5
U1 D-3
U2 E-3
R113 R119
C110
R112
R122
C123
R126
R118
C88
C11
C13
R22 C10 R23 R24
1-673-412-
4 5 6 7
– 9 –
MAIN BOARD
F
E
Z100
TP101
F100
JP100
MODULER
250V. 500mA
JACK
D101
RED
C105
TP100
TEL
D
GRN
C103
D103
GRN
LINE
RED
Z102 Z101
MODULER
JACK C
JP90
JP101
L2
C93
JP90
DC JACK
DC IN 12V
B
WHT
SP901
SPEAKER A
BRN
11
09 1 2
• Semiconductor
Location
Ref. No. Location
D91 B-2
D92 B-2
D100 E-3
D101 D-2
D102 E-3
D103 D-2
Q70 F-5
Q110 D-3
Q111 E-3
Q113 D-3
Q120 D-4
Q121 C-4
U3 D-7
U80 B-4
U90 B-3
ZD70 F-6
ZD100 F-4
ZD101 E-4
ZD104 E-4
(SIDE B)
R72 R72 C70
C72
Q70
R70
ZD100
R100
R124
R74
ZD101 TP72
R123
C100
ZD104
C74
D102
Q111 1 2 C56
C102 E TP50
C55
C53
TP111 R52
C104
4 3
D100
R120
C106 R53 C59
Q110
E
C1
Q120
E
C111 R114
R54
TP110
TP102
R50
C113
R117
C51
R115
R51
Q113 C112
C50
Q121
R116
C60
TP113
TP112
C101
C92 C120
C80
U90
C18
R80
C91 C81
C83
C85
U80
C84
TP82
1 2
C19
R20 R21
R19 R18
SW2
SW1
3 4 5
SW2 SW1
RINGER SELECT AUDIBLE INDICATOR
ANN ONLY˜ON˜OFF
TS˜5˜2
– 10 –
T70
YEL
T70
ECM
MIC
BLK
R5
R2
U3
C2
C5
R3
C7
R1
C6
C8
A
MAIN BOARD
TP7
(Page 8)
R32
R33
R11
11
1-673-412-
6 7