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HCD-DC1
17
17
6-3.
BLOCK DIAGRAM – DISPLAY/POWER SUPPLY Section –
ROTARY
ENCODER
RV801
VOLUME
RV801
S801 – 816
LIQUID CRYSTAL
DISPLAY
LCD801
LED DRIVE
Q855
DSG
D854
CD SYNC
D856
LED DRIVE
Q856
+5V
(ROTARY ENCODER)
D812
D811
B+ SWITCH
Q606, 607
Q605
B+ SWITCH
Q608, 609
CASSETTE HOLDER
BACK LIGHT
D802
LED DRIVE
Q853
Y
D855
LED DRIVE
Q852
u
D852
CD +5V
REGULATOR
Q306
B+
(CD +5V)
+10V
REGULATOR
Q305
B+
(CD +8V)
B+
(FM +7.5V)
+9V
REGULATOR
Q301
FM +7.5V
REGULATOR
Q302
B+
(+9.5V)
B+
(COM +12V)
7
FM ON
RECT
D906 – 909
RECT
D902 – 905
COM +12V
REGULATOR
Q355
B+
(COM +8V)
LED B+
SWITCH
Q661, 662
LED B+
(+8V)
B+
(+14V)
B –
( – 14V)
B+
(+22.5V)
B –
( – 22.5V)
POWER AMP
(IC101, 201)
B –
( COM – 8V)
REG CON
D917
D310
B+ SWITCH
Q608, 609
B+ SWITCH
Q901
RECT
D910 – 913
WAKE UP
SWITCH
Q890, 891
D801
D866 – 869
(LCD BACK LIGHT)
B+ (+5V)
REGULATOR
CONTROL
SWITCH
Q303, 304
REGULATOR
CONTROL
SWITCH
Q307, 308
B+
(+5V, RELAY +5V)
(TAPE)
(CD)
T902
MAIN
TRANSFORMER
RELAY
DRIVE
Q902
RY901
AC IN
T901
SUB
TRANSFORMER
F905
-2
-1
VOLTAGE
SELECTOR
S901
220 – 240V
110 – 120V
F902
F901
(HK, MY, SP)
(HK, MY, SP)
(EXCEPT HK, MY, SP)
(HK, MY, SP)
(HK, MY, SP)
(AEP, UK)
(EXCEPT US, CND, MX)
(EXCEPT US, CND, MX)
(EXCEPT US, CND, MX)
(US, CND, MX)
LF901
US, CND
MX
• Abbreviation
CND: Canadian model
HK : Hong Kong model
MX : Mexican model
MY : Malaysia model
SP : Singapore model
Summary of Contents for CMT-DC1
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