Block Diagram - Audio Section - Sony HCD-FX999W Service Manual

HCD-FX999W/FX1000W
Q Q
7-5. BLOCK DIAGRAM – AUDIO SECTION –
3 7 6 3 1 5 1 5 0
D1 – D3, SCK,
BCKO, LRCKO
AMP
D
SECTION
IC803
FL DRIVER
DAT
CLK
CS
RST
FL801
FLUORESCENT
INDICATOR TUBE
50
F1
F2
Q802
G1
FL DRIVER
T E
L 1 3 9 4 2 2 9 6 5 1 3
S801 – S802
S804 – S816
IC801
REMOTE CONTROL 1
RECEIVER
w w w
HCD-FX999W/FX1000W
IC509 (3/4)
SYSTEM CONTROLLER
27 FL_DATA
63
62 24 FL_CLK
28 FL_CS/STB
61
60 41 FL_RESET
HP SW 56
57
HP MUTE
56 VFL
23
DIAT_CSOD
74 KEY INT
13
Xout
X502
5MHz
Xin 15
XRST 21
MODEO 73
3
XSCEN
100
M-ST/WMUTE
DAMP SCDT 1
2
DAMP SHIFT
DAMP LAT1 51
4 SIRCS–IN 52
DAMP LAT2
DAMP LAT3 53
54
DAMP INIT
SOFTMUTE
DAMP SOFT MUTE 55
OVERFLOW1 49
50
OVERFLOW2
47
DRIVE_RST
DRIVE_OCP 48
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IC108
STREAM PROCESSOR
HPOUTL1 45
43
HPOUTL2
HPOUTR1 41
39
HPOUTR2
D1
31 DATA OUTR1 6
SCK
36 XFSIIN 4
OUTR2
BCKO
30 BCK
11
LRCKO OUTL1
29 LRCK
OUTL2 9
25 FLAGL OVF
OVF2
24 OVF FLAGR
SCDT
21 SCDT
SHIFT
22 SCSHIFT
LAT1 14
XFS0OUT
23 SCLATCH
INIT
FS0CKO 37
27 INIT
NSPMUTE
18 NSPMUTE FS0I 38
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 25
BCKO
SCK
2 RCK1 LRCKO 24
BCKO
5 BCK1
23
LRCKO SDOUT
Q Q 6 LRCK1
3 7 6
MODEO
26 MODEO
XRST
13 RST
LINK
14 MUTE
LAT2
23 SCLATCH
INIT
27 INIT
NSPMUTE
18 NSPMUTE
SOFTMUTE
19 SOFTMUTE
SCDT
SHIFT
XSCEN
XRST
IC110
STREAM PROCESSOR
XRST
D3
MODEO
31 DATA 6
OUTR1
XSCEN
SCK
36 XFSIIN 4
OUTR2
LINK BCKO
30 BCK
SCDT OUTL1 11
LRCKO
29 LRCK
SHIFT OVF
OUTL2 9
25 FLAGL OVF
LAT1
SCDT
21 SCDT
LAT2 SHIFT
22 SCSHIFT
LAT3 LAT3
23 SCLATCH FS0I 38
INIT INIT
27 INIT
NSPMUTE
18 NSPMUTE
OVF SOFTMUTE
SOFTMUTE 48
19 XFS0IN
OVF2 OVF2
24 OVF FLAGR
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2 4
8 9 9
IC301
HEADPHONE
AMP
2
1
3
Q507
6
Q806 - 809
MUTING
7
MUTING
5
CONTROL
IC101
POWER DRIVER
R
29
2 PWMBP LPF
OUTB 30
R
25
17 LPF
PWMAP OUTA
26
L
RESET
4
L
Q101, 102
13
DC
DETECT
IC102
POWER DRIVER
IC305
29
2 PWMBP OUTB LPF
OSC 30
25
17 PWMAP OUTA LPF
26
4 RESET
X450
49.152MHz
Q103, 104
13
DC
DETECT
D2(SL/SR)
3 1 5 1 5 0 8 9 2
IC105
POWER DRIVER
C
29
2 PWMBP
OUTB LPF
30
C
25
17
PWMAP OUTA LPF
26
WF
RESET
4
WF
Q109, 110
13
DC
DETECT
IC106
POWER DRIVER
29
2 PWMBP OUTB LPF
30
25
17 PWMAP LPF
OUTA
26
RESET
4
Q111, 112
13
DETECT
m
Q301
+12V
PROTECT DETECT
Q302-304
c o
IC107
.
POWER DRIVER
2 PWMBP
29
OUTB LPF
30
13 SD
25
4 RESET
LPF
OUTA
26
17
PWMAP
2
8 9 9
J801
PHONES
SPEAKER
(+)
FRONT
R
(–)
J203
(+)
FRONT
L
(–)
CSOD
BCKO
LRCKO
DIAT TRANSMIT
SDATA
Y
SECTION
4 9 8 2 9 9
SCLK
XLAT
XRST
D-GND
(+)
CENTER
(–)
J202
(+)
WOOFER
(–)
DC
FAN
FAN
DRIVE
• Signal Path
: AUDIO