Block Diagram - Audio Section - Sony HCD-DZ770W Service Manual

Q Q
6-4. BLOCK DIAGRAM – AUDIO SECTION –
3 7 6 3 1 5 1 5 0
D1 – D3, SCK,
BCKO, LRCKO
AMP
A
SECTION
(Page 24)
FL801
FLUORESCENT
INDICATOR TUBE
F1
F2
G1
T E
L 1 3 9 4 2 2 9 6 5 1 3
S801 – S808
REMOTE CONTROL
w w w
HCD-DZ770W
IC509 (3/4)
IC802
SYSTEM CONTROLLER
FL DRIVER
7 27 FL DATA
DIN
CLK 8 24 FL CLK
9 28 FL CS/STB
STB
56
HP SW
HP MUTE 57
30 VFL
23
DIAT_CSOD
42
Q802
FL DRIVER
74 KEY INT
13
Xout
Xin 15
IC801
4 SIRCS–IN
RECEIVER
MODEO 73
XSCEN 3
100
M-ST/WMUTE
DAMP SCDT 1
2
DAMP SHIFT
DAMP LAT1 51
S800
10 ENA
VOLUME 21
XRST
ENCODER 11 ENB
DAMP LAT3 53
54
DAMP INIT
55
DAMP SOFT MUTE
VOLUME
OVERFLOW1 49
50
OVERFLOW2
47
DRIVE RST
48
DRIVE OCP
x a o
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8
IC108
STREAM PROCESSOR
45
HPOUTL1
HPOUTL2 43
HPOUTR1 41
39
HPOUTR2
D1
31 DATA OUTR1 6
SCK
36 XFSIIN 4
OUTR2
BCKO
30 BCK
LRCKO OUTL1 11
29 LRCK
OUTL2 9
25 FLAGL OVF
OVF2
24 OVF FLAGR
SCDT
21 SCDT
SHIFT
22 SCSHIFT
LAT1 14
XFS0OUT
23 SCLATCH
INIT
27 INIT
NSPMUTE
FS0I 38
18 NSPMUTE
SOFTMUTE
19 SOFTMUTE
48
XFS0IN
IC502
INVERTER
B 2
4 Y
HP-SW
A 1 +3.3V
HP-MUTE
IC513
STREAM PROCESSOR
D2
4 SDIN BCKO 25
SCK
2 RCK1 LRCKO 24
BCKO
5 BCK1
23
LRCKO SDOUT
6 LRCK1
Q Q
3 7 6 3
MODEO
26 MODEO
XRST
13 RST
LINK
14 MUTE
LAT2
23 SCLATCH
INIT
27 INIT
NSPMUTE
18 NSPMUTE
SOFTMUTE
19 SOFTMUTE
SCDT
SHIFT
X502
XSCEN
5MHz
XRST
IC110
STREAM PROCESSOR
D3
MODEO 31 DATA 6
OUTR1
XSCEN
SCK
36 XFSIIN OUTR2 4
LINK
BCKO
30 BCK
SCDT OUTL1 11
LRCKO
29 LRCK
SHIFT OVF
9
25 FLAGL OVF OUTL2
LAT1 SCDT
21 SCDT
XRST SHIFT
22 SCSHIFT
LAT3 LAT3
23 SCLATCH FS0I 38
INIT
INIT
27 INIT
FS0CKO 37
SOFTMUTE NSPMUTE
18 NSPMUTE
OVF
SOFTMUTE
SOFTMUTE 48
19 XFS0IN
OVF2 OVF2
24 OVF FLAGR
u 1 6 3
.
25 25
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2 4
9 9 8
IC301
HEADPHONE
AMP
2
1
3
Q507
6
Q807, 808
7 MUTING
MUTING
5
CONTROL
IC101
POWER DRIVER
R
29
2 PWMBP LPF
OUTB
30
R
25
LPF
17 PWMAP OUTA
26
L
RESET
4
L
13
IC102
POWER DRIVER
IC305
29
2 PWMBP OUTB LPF
OSC 30
25
17 PWMAP OUTA LPF
26
4 RESET
X450
49.152MHz
13
1 5 1 5 0 8 9 2 4
IC105
POWER DRIVER
C
29
2 PWMBP
OUTB LPF
30
C
25
17 PWMAP OUTA LPF
26
WF
RESET
4
WF
13
IC106
POWER DRIVER
29
2 PWMBP LPF
OUTB 30
25
17 PWMAP LPF
OUTA
26
RESET
4
13
m Q301
+12V
PROTECT DETECT
IC107
c o
POWER DRIVER
29
2 PWMBP
OUTB 30
OUTA 25 26
17 PWMAP
4 RESET
13
HCD-DZ770W
2
9 9
J801
PHONES
SPEAKER
(+)
FRONT
R
(–)
Q101, 102
DC
DETECT
J203
(+)
FRONT
L
(–)
Q103, 104
DC
DETECT
CSOD
BCKO
LRCKO
D2(SL/SR)
DIAT TRANSMIT
SDATA
Y
SECTION
(Page 27)
SCLK
9 8 2 9 9
XLAT
XRST
D-GND
(+)
CENTER
(–)
Q109, 110
DC
DETECT J202
(+)
WOOFER
(–)
Q111, 112
DC
DETECT
FAN
FAN
DRIVE
Q302-304
• Signal Path
: AUDIO