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Q Q
3 7 6 3 1 5 1 5 0
• WAVEFORMS
– BD84 BOARD –
1
IC101 wa
TEI
0.15 Vp-p
0.2V/DIV, 0.2 msec/DIV
2
IC101 wd
FEI
0.4 Vp-p
0.1V/DIV, 1 msec/DIV
3
IC101 ra
RFAC
±
0.9
0.4 Vp-p
T E
L
1 3 9 4 2 2 9 6 5 1 3
0.2V/DIV, 0.5 µ sec/DIV
w w w
HCD-GNX660
– MAIN BOARD –
– SMASTER BOARD –
1
1
IC800 2
IC401 qa
XC-OUT
2.7 Vp-p
µ
sec
30.5
1V/DIV, 10 µ sec/DIV
0.5V/DIV, 20 nsec/DIV
2
IC401 qd
X-OUT
– ADC BOARD –
3.3 Vp-p
1
IC03 1
2
µ
sec
1V/DIV, 1 µ sec/DIV
3
T101 5
TAPE REC only
2V/DIV, 50 nsec/DIV
67 Vp-p
10.5
µ
sec
– CDG BOARD –
50V/DIV, 10 µ sec/DIV
4
1
T101 4
TAPE REC only
IC1001 tl
82 Vp-p
10.5
µ
sec
50V/DIV, 10 µ sec/DIV
2V/DIV, 50 nsec/DIV
x
a o
y
.
i
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• CIRCUIT BOARDS LOCATION
0.8 Vp-p
20.3 nsec
4 Vp-p
81.3 nsec
Q
Q
3
7
6
XI1
5.9 Vp-p
69.84
µ
sec
u 1 6 3
.
25
25
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8
9
2
4
9
SENSOR board
SW board
MOTOR (LD) board
POWER board
PANEL board
IR board
VOL board
3
1
5
1
5
0
8
9
2
MIC board
m
c o
HCD-GNX660
8
2
9
9
BD84 board
TUNER pack
DRIVER board
CDG board
MOTOR (TB) board
SPEAKER board
MAIN board
SMASTER board
4
9
8
2
9
9
ADC board
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