32
32
HCD-FX80
HCD-FX80
– AUDIO SECTION –
: AUDIO
• Signal Path
HP-MUTE
HP-SW
IC106
POWER DRIVER
J801
J201
(+)
(–)
IC108
STREAM PROCESSOR
IC301
HEADPHONE
AMP
LAT1
INIT
NSPMUTE
SCDT
OVF2
SHIFT
Q101, 102
DC
DETECT
Q507
MUTING
CONTROL
FRONT
R
27 FLD OUT/LED DATA
24 FL CLK/LED CLK
28 FL CS/STB
VFL
(+)
(–)
Q103, 104
DC
DETECT
FRONT
L
(+)
(–)
IC109
STREAM PROCESSOR
IC509 (3/4)
SYSTEM CONTROLLER
IC803
FL DRIVER
F1
F2
Q105, 106
DC
DETECT
(+)
(–)
Q107, 108
DC
DETECT
(+)
(–)
IC110
STREAM PROCESSOR
Q109, 110
DC
DETECT
SURR
R
13
(+)
(–)
IC105
POWER DRIVER
13
IC104
POWER DRIVER
13
IC103
POWER DRIVER
IC102
POWER DRIVER
IC101
POWER DRIVER
IC107
POWER DRIVER
Q111, 112
DC
DETECT
SURR
L
CENTER
SPEAKER
WOOFER
PHONES
D1
R
R
L
L
SCK
BCKO
LRCKO
LAT2
INIT
NSPMUTE
SOFTMUTE
INIT
SOFTMUTE
SCDT
SHIFT
LAT1
LAT2
LAT3
SCDT
SHIFT
D2
SCK
BCK
LRCK
LAT3
INIT
NSPMUTE
SCDT
SHIFT
D3
SCK
BCKO
LRCKO
OVF
FL801
FLUORESCENT
INDICATOR TUBE
Q806 - 809
MUTING
Q301
PROTECT DETECT
D1 – D3, SCK,
BCKO, LRCKO
X450
49.152MHz
HP-SW
HP-MUTE
OVF
OVF2
G1
KEY0
S801 – S802
S804 – S816
X502
5MHz
LPF
LPF
LPF
LPF
LPF
LPF
LPF
LPF
LPF
LPF
LPF
LPF
Q802
FL DRIVER
FAN
FAN
DRIVE
Q302-304
+12V
SOFTMUTE
OVF2
SOFTMUTE
SR
C
C
WF
WF
SR
SL
SL
OVF2
J202
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
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299