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Q Q
3 7 6 3 1 5 1 5 0
– TUNER/TAPE DECK Section –
DECK-A
L – CH
PB
HEAD
R – CH
R-CH
DECK-B
L – CH
REC/PB
HEAD
R – CH
R-CH
C333, L301
BIAS
TRAP
RV304
REC
BIAS(L)
R-CH
T301
ERASE
HEAD
T E
L
1 3 9 4 2 2 9 6 5 1 3
TC BLOCK
REC(REV)
REC(FWD)
BSHUT
ASHUT
BPLAY
APLAY
BHALF
AHALF
ATRGM+
BTRGM+
CAP M+
CN304
FM/AM TUNER UNIT
ST-L
FM ANT
ST-R
FM
75Ω
FM ANT
ST-MUTE
w w w
STEREO
TUNED
AM ANT
ST-DOUT/MC-DIN
AM
.
ST-DIN/MC-DOUT
AM ANT
ST-CLK
ST-CE
ANTENNA
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AIN1
32
A
B
34
BIN1
REC/PB SWITCH
IC302
SWR1
1
GND
2
BUFFER
4
Q304,305
3
SWP1
R-CH
REC-OUT1
21
TC A+9V
BIAS OSC
Q307,310
Q302, 303
RIPPLE
FILTER
Q301
Q391, 392
A TRIG
DRIVE
Q395, 396
B TRIG
DRIVE
Q393,394
CAP MOTOR
DRIVE
TUNER L – CH
MAIN POWER
E
SECTION
R-CH
x
a o
y
i
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8
IC303
+
HPF
R-CH
MUTE
Q306,389
93
EQ OUT1
PB OUT1
TAI1
28
27
120
DECK A/B SELECT
PB/REC EQUALIZER AMP
IC301
REC IN1
EQ
13
12
11
15
14
Q
Q
3
7
6
3
1
u 1 6 3
.
29
29
2
4
9
9
8
AMS DETECT
Q390, 398, 399
TAPE L-CH
MAIN/POWER
C
26
SECTION
CN301
L
TEST
CONNECTOR
R-CH
R
RV301
REC(L)
LEVEL
REC L-CH
MAIN/POWER
D
24
SECTION
SYSTEM CONTROL
(CD/TAPE MECHANISM CONTROL)
IC501(2/4)
63
AMS-IN
52
5
1
5
0
TC-MUTE
8
9
2
4
51
REC-MUTE
54
ALC
53
PB-A/B
REC BIAS
56
B REC, REV
60
A REC, FWD
66
90
B-SHUT
89
A-SHUT
61
B-PLAY
68
A-PLAY
91
B-HALF
67
A-HALF
55
TC-RELAY
59
A-TRIG
58
B-TRIG
57
CAPM-CTRL
100
ST-MUTE
m
85
STEREO
TUNED
86
c o
65
ST-DIN
88
ST-DOUT
97
ST-CLK
87
ST-CE
HCD-GN700/GX8800
2
9
9
9
8
2
9
9
• R-ch is omitted due to same as L-ch.
• SIGNAL PATH
: TUNER (FM/AM)
: PLAYBACK (DECK A)
: PLAYBACK (DECK B)
: RECORD
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