HCD-CPX1
24
24
6-4.
BLOCK DIAGRAM – DISPLAY/POWER SUPPLY Section –
20 – 27,
LED DRIVE
Q801
D801
(STANDBY)
LED DRIVE
Q805
TAPE
nN
D805
LED DRIVE
Q804
TUNER
BAND
D804
LED DRIVE
Q803
CD
NX
D803
D501
RECT
D992 – 995
LED DRIVE
Q802
DSG
D802
T991
SUB POWER
TRANSFORMER
RY991
(AC IN)
S801 – 817
X402
32.768kHz
X401
16MHz
POWER ON/OFF
RELAY DRIVE
Q991
RY990
POWER ON/OFF
RELAY DRIVE
Q990
RESET
SWITCH
Q501
+28V
TUNER +9V,
TC A+9V
A+5V,
D+5V
M+7V
SWITCHING
REGULATOR
D+6.2V
+1.8V
µ
-COM+3.3V
LCD+3.3V
RDS+3.3V
A+3.3V,
D+3.3V
D304
D302
D303
D301
D403
D401
D402
D404
B+ SWITCH
Q433, 434
B+ SWITCH
Q431, 432
D806 – 808
(LCD BACK LIGHT)
CD ON
SWITCH
Q301, 302
EVER
+3.3V
ROTARY
ENCODER
RV801
VOLUME
ROTARY
ENCODER
RV802
TREBLE
ROTARY
ENCODER
RV803
BASS
D474, 475
KEY1,
KEY3
LIQUID CRYSTAL
DISPLAY
LCD801
LIQUID CRYSTAL
DISPLAY DRIVER
IC803
TC M+11.5V
(Singapore, Korean, Australian)