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HCD-GPX9
25
25
HCD-GPX9
6-3. BLOCK DIAGRAM – PANEL/POWER SUPPLY Section –
4
S701 – 708,
S709 – 717,
S718 –725, 726
HP SW
ROTARY
ENCODER
BASS
S801
ROTARY
ENCODER
TREBLE
S802
5
6
ROTARY
ENCODER
VOLUME
S803
FL701
FLUORESCENT
INDICATOR
TUBE
LED DRIVE
Q801
n
N
TAPE
D803
u
CD
D801
LED DRIVE
Q802
BAND
TUNER
D802
LED DRIVE
Q803
LED DRIVE
Q804
I/
1
D804
FL/LED DRIVER
IC801
SYSTEM CONTROLLER
IC306 (3/3)
100
F902
D911
RECT
D910
RY901
F901
T901
POWER
TRANSFORMER
RECT
D901
RECT
D902 – 905
+POWER
–POWER
UNREG
A+9V
M+10V
DAB +5V
DAB +3.3V
D912
RECT
D906 – 909
RELAY DRIVE
Q319, 320
CD M+7V,
M+7V
D+4V
FL AC
FL AC
D327
FL –30V
–30V REGULATOR
Q805 – 807
CURRENT
LIMIT
Q808
(AC IN)
B+ SWITCH
Q312, 313
D311
D312
AVDD
DVDD
30 – 42
14 – 29
RESET SWITCH
Q316
D306
D308
A+9V
U-COM B+
D317, 318
B+ SWITCH
Q322, 323
SWITCH
Q321
SUB POWER
BLOCK
U COM +B
AC
SW
SW 9V
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
9
8
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299