HCD-EX66/EX88/EX99
HCD-EX66/EX88/EX99
18
18
R-CH
INPUT FUNCTION SELECTOR
IC306
ISYSTEM CONTROL
IC302 (2/3)
CD/USB-L
PRE AMP
PRE AMP
R-CH
PROTECT-F
R-CH
J301
AM/FM-DET,OSC,MIX,PLL,IF AMP
IC502
L501
X501
32.768kHz
DVD/PC IN
ANTENNA
FM/AM
CN502
-1
-2
L
FM
AM
AM
3
2
1
R
R-CH
+3.3V(TU)
R-CH
R-CH
9V
FL501
BAND-PASS
FILTER
SUBWOOFER
MUTE
Q311,316,317
8
10
13
D324
D319
8
+9V
R-CH
R-CH
R-CH
6
7
PRE AMP
IC600
POWER AMP
IC800
POWER AMP
IC800 (EX66)
IC800 (EX88)
PRE AMP
IC601
R-CH
HEADPHONE
AMP
IC308
VACS/SIGNAL LEVEL
CONTROL
IC305
6
7
I-HP/CD-SW
R-CH
SUBWOOFER
AMP
Q312-315
SPEAKER RELAY
DRIVER
Q705
MUTE
CONTROL
Q321,324
DC DETECT
Q706
+8.3V REG
Q319
MUTE
Q325
OVERLOAD
DETECT
Q604-607,
609,610
DC DETECT
Q705
DC DETECT
Q711
OVERLOAD
DETECT
Q604-607
+
–
L
TB601
SUBWOOFER
,03('$1&(86(ȍ
,03('$1&(86(ȍ
TB600
R
RY600
+
–
+
–
PHONES
J302
SPEAKERS
+
4
3
2
1
D601
–
L
,03('$1&(86(ȍ
TB600
EX66/EX88
EX99
R
+
–
SPEAKERS
FAN MOTOR CONTROL
Q706,707,712 (EX66)
Q608,706,707 (EX88)
Q707,708,712 (EX99)
FAN MOTOR
REG
Q708 (EX66/EX88)
Q709 (EX99)
FAN MOTOR
DETECT
Q709 (EX66/EX88)
Q710 (EX99)
D704
FAN701
DC FAN
+9V
+13V
+
–
M+7V
5FKLVRPLWWHGGXHWRVDPHDV/FK
6LJQDOSDWK
: FM
: AM
: CD
: DVD
5-2. BLOCK DIAGRAM –TUNER/AUDIO Section –
Summary of Contents for HCD-EX66
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