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22
22
HCD-RG222
5-1. BLOCK DIAGRAMS – PANEL SECTION –
IC601(1/2)
SYSTEM CONTROLLER
CN603
D401
+B
-B
F904
X601
32.768kHz
IC610
X602
10MHz
FUNCTION
KEY
S641-S650
FUNCTION
KEY
S601-S608,S610-S612
FUNCTION
KEY
S621-S624,S627-S630
ENCODER
S851
LED
DRIVER
Q610
LED851
LED601
F905
AC3
D301-D304
D902
Q902
IC301
-VFL
F906
AC4
VF
D305-D308
D902-905
F907
REG
+3.5V
IC303
SWITCH
Q361,Q362,Q314,Q315
RELAY
DRIVE
VOLTAGE
SELECTOR
+9V
D309-D312
IC304
+9V
VF
-VFL
IC302
+3.5V
4
3.3V
PT902
SUB TRANSFORMER
RY901
S901 (EA,SP,E3,E15)
PT901
POWER TRANSFORMER
IC603
IC604
Q605
RESET
SWITCH
FL601
FLUORESCENT
INDICATOR
TUBE
AC
IN
SCOR
XTCN
XRST
XL-T-CD
CD-DATA
SENS
CD-CLK
MP3-DO
MP3-DI
MP3-CLK
MP3-CS
C18
C15
C14
C13
C12
C11
C10
C9
C8
C7
C6
C5
C4
C3
C2
C1
C1
C2
C3
C4
C5
C6
C7
C8
C9
C10
C11
Q301,Q302
MASTER VOLUME
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
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299