Specifications

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1
2
3
4
5
6
GX-707/GX-707VCD
■ PRINTED CIRCUIT BOARD (Foil side)
38 39
CIRCUIT CHANGES BY MARKET.
U, C, R, T, L, A B, G J
X3 X X O
X4 X O X
IC3 X X O
IC4 X O X
Q4 X X O
D6 ~ 8, 10 X X O
L7 ~ 9 X O X
C68, 71 ~ 74 X O X
C46, 52 ~ 54 X X O
C29 O O X
C42 ~ 51, 55, 56 X X O
C67, 69, 70 X O X
R33 ~ 38 X X O
R54 X O X
R25 O O X
R39 X X O
J21 X O X
J1, 40, 44 X X O
O : USED
X : NOT USED
Point u (Pin12 of IC4)
V : 2V/div H : 0.1 µsec/div
DC range 1 : 1 probe
Point y (Pin20 of IC2)
V : 2V/div H : 0.1 µsec/div
DC range 1 : 1 probe
0V
0V
TUL
E
TUR
12V
TUMUTE
TUCE
TUDATA
TUCLK
TUDO
STAD
STEIN
TUNER P.C.B.
(Lead Type Device)
1630
115
W1
AM GND FM
FROM: INPUT(1)
TUNER P.C.B.
(Surface Mount Device)
1630
115
916
81
1
110
11 20
12 13 24
u
y
Ref. No. Location
D1 D2
D2 D2
D3 D2
D4 D2
D5 E3
D6 D2
D7 D2
D8 D2
D9 D2
D10 D2
D11 E4
Ref. No. Location
IC1 A3
IC2 E3
IC3 D2
IC4 E2
● Semiconductor Location
Ref. No. Location
Q1 B4
Q2 B4
Q3 B3
Q4 B2