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HCD-EH10
16
16
HCD-EH10
7-3. BLOCK DIAGRAM – MAIN Section –
R-CH
+
13
R-CH
CD
TUNER
• SIGNAL PATH
: CD PLAY
: TAPE PLAY
: REC
• R-ch is omitted due to same as L-ch.
: TUNER
J105
AUDIO IN
: AUX IN
J102
PHONES
SPEAKER
+
–
–
+
R
L
J101
BIAS OSC
L501
OSC
Q507
HR501
(REC/PB)
TAPE
MECHANISM
DECK
L-CH
SW501-1
SW501
(REC/PB)
PB
r
REC
R-CH
R-CH
+
(AC IN)
F001
F002
POWER
TRANSFORMER
PT005
SYS +3.3V
D702
D191, 192
D112, 114
D372
AMP B+
+4V
REGULATOR
Q701 – 703
RECT
D107 – 110
B+ SWITCH
Q351, 352
AC DETECT
Q371, 372
AC DETECT
Q121, 122
VOLTAGE
DETECT
Q705, 706
CD +1.8V
RECT
D111, 113
VSTBY
+9V
REGULATOR
Q101 – 103
VM +9V
+3.3V
REGULATOR
Q192
+3.3V
REGULATOR
Q191
CD D +3.3V
CD A +3.3V
VM +7V
+5V
REGULATOR
Q802
TUNER +5V
+3.1V
REGULATOR
Q801
TUNER +3.1V
AC DETECT
Q193
LED DRIVE
Q707
LED701
(LCD BACK LIGHT)
LED702
X701
32.768kHz
X702
4.19MHz
LCD702
LIQUID
CRYSTAL
DISPLAY
ROTARY
ENCODER
SW700
VOLUME
STANDBY
SW701 – 705,
SW711 – 716
(FRONT PANEL KEYS)
SW750
(CD LID OPEN/CLOSE DETECT)
RESET
SWITCH
Q704
AMP-STBY
SW501-2
DC
DETECT
Q123
(Singapore)
(EXCEPT Singapore)
VOLTAGE
SELECTOR
S901
(Singapore)
(EXCEPT Singapore)
Содержание HCD-EH10
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