25
25
HCD-DZ770W
HCD-DZ770W
6-4. BLOCK DIAGRAM – AUDIO SECTION –
: AUDIO
• Signal Path
HP-MUTE
HP-SW
IC106
POWER DRIVER
J801
(+)
(–)
IC108
STREAM PROCESSOR
IC301
HEADPHONE
AMP
LAT1
INIT
NSPMUTE
SCDT
OVF2
SHIFT
Q101, 102
DC
DETECT
Q507
MUTING
CONTROL
FRONT
R
27 FL DATA
24 FL CLK
28 FL CS/STB
VFL
(+)
(–)
Q103, 104
DC
DETECT
FRONT
L
IC513
STREAM PROCESSOR
IC502
INVERTER
IC509 (3/4)
SYSTEM CONTROLLER
IC802
FL DRIVER
XRST
LINK
42
F1
F2
(+)
(–)
IC110
STREAM PROCESSOR
+3.3V
Q109, 110
DC
DETECT
(+)
(–)
IC105
POWER DRIVER
13
IC102
POWER DRIVER
CSOD
BCKO
LRCKO
D2(SL/SR)
SDATA
SCLK
XLAT
XRST
D-GND
13
IC101
POWER DRIVER
Q111, 112
DC
DETECT
CENTER
SPEAKER
WOOFER
PHONES
D1
R
R
L
L
SCK
BCKO
LRCKO
LAT2
INIT
NSPMUTE
SOFTMUTE
SCDT
SHIFT
XSCEN
XRST
INIT
SOFTMUTE
LAT1
XRST
LAT3
SCDT
SHIFT
D2
SCK
BCKO
LRCKO
LAT3
INIT
NSPMUTE
SCDT
SHIFT
D3
SCK
BCKO
LRCKO
OVF
FL801
FLUORESCENT
INDICATOR TUBE
Q807, 808
MUTING
Q301
PROTECT DETECT
D1 – D3, SCK,
BCKO, LRCKO
X450
49.152MHz
HP-SW
HP-MUTE
MODEO
XSCEN
LINK
OVF
OVF2
G1
KEY0
S801 – S808
S800
VOLUME
ENCODER
X502
5MHz
LPF
LPF
J203
LPF
LPF
LPF
LPF
LPF
LPF
Q802
FL DRIVER
FAN
FAN
DRIVE
Q302-304
+12V
SOFTMUTE
OVF2
SOFTMUTE
C
C
WF
WF
VOLUME
MODEO
J202
IC107
POWER DRIVER
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
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299