Audio Out Section - Sony HCD-FC8 Service Manual

HCD-FC8/FC9
– AUDIO OUT SECTION –
IC608
D/A CONVERTER
• SIGNAL PATH
D4
3 SDTI
: AUDIO
SCK
1 MCLK
BCKO
2 BICK
LRCKO
4 LRCK
DIGDI, DIGCLK
DIGDI
AUDIO(DSP)
T 8
CDTI
SECTION
DIGCLK
7 CCLK
AUDIO(DSP) RSTAD
S
SECTION
D1 – D4, SCK,
BCKO, LRCKO
AUDIO(DSP)
Q
SECTION
NSMUTE
AUDIO(DSP)
R
SECTION
IC802
FL DRIVER
DAT 63
CLK 62
CS 61
FL801
60
RST
FLUORESCENT
INDICATOR TUBE
OSC0 58
4 AD1
OSC1 59
3 AD2
IC800
LED DRIVER
10
DATA
D801 – 805
11
CLK
DISC1 – DISC5
12
STB
13
CLR
S801 – 803, S824, S825, S836,
S804 – 808, S821 – 823,
S811 – 820
Q914
DISC IN
POWER SUPPLY
X
DISC INSERT
SECTION
DETECT
Q913
SEN1C
POWER SUPPLY
Y
DISC INSERT
SIRCS DETECT
SECTION
DETECT
IC801
REMOTE CONTROL
RECEIVER
S826
SCAN SELECT
INTERLACE
SELECTABLE
I2CDATA, I2CCLK
VIDEO
W
SECTION
ZIVARESET
VIDEO
V
SECTION
AOUTL+ 12
J205 (2/4)
L
AOUTL– 11
IC610
VIDEO 1
LOW-PASS
AUDIO OUT
FILTER
AOUTR+ 10
R
AOUTR– 9
Q207, 208
MUTING
Q900
5 6
MUTING CONTROL
IC901 (2/3)
SYSTEM CONTROLLER
60 FL-DATA
57 FL-CLK
61 FL-CS
56 FL-MUTE
HPSW 64
HP-MUTE 46
AU-MUTE 47
32
DAC-CS
OSC
C818, R840
62 LED-CS
63 LED-CLR
X1 39
X901
20MHz
X2
38
IC903, 904
KEY INPUT
DETECT
93 WAKE
Q906, 907
DAMP-DATA 1
92 SIRCS 2
DAMP-CLK
29
CS1
30
CS2
CS3 31
DAMP-RST 26
49 PROG SW
I2CDATA
3 I2C-DATA
EN
I2CCLK
DRI-RST 43
5 I2C-CLK
DIAG
44
DRI-OCP
4 CQ-RST
33
HPOUTL1
HPOUTL2 31
29
HPOUTR1
27
HPOUTR2
IC301
AU-MUTE
STREAM PROCESSOR
DAC-CS
D1
18 DATA 2
OUTL1
SCK
21 XFSIIN 4
OUTL2
BCKO
17 BCK
41
LRCKO OUTR1
16 LRCK
39
OUTR2
SCDT
11 SCDT
SHIFT
12 SCSHIFT
LATCH1
13 SCLATCH
INIT
15 INIT
23
FSOI
14 NSPMUTE
36
XFSOIN
HP-SW
IC302
HP-MUTE
STREAM PROCESSOR
AU-MUTE
DAC-CS
6
XFSOOUT
D2
18 DATA
OUTL1 2
SCK
21 XFSIIN
OUTL2 4
BCKO
17
BCK
LRCKO OUTR1 41
16
LRCK
OUTR2 39
SCDT
11 SCDT
SHIFT
12 SCSHIFT
LATCH2
13 SCLATCH FSOI 23
INIT
15 INIT
36
XFSOIN
14 NSPMUTE
IC303
STREAM PROCESSOR
XFSOOUT 6
D3
18 DATA
OUTL1 2
SCK
21 XFSIIN
OUTL2 4
BCKO
17 BCK
SCDT LRCKO OUTR1 41
16
LRCK
SHIFT
OUTR2 39
LATCH1 SCDT
11 SCDT
LATCH2 SHIFT
12 SCSHIFT
LATCH3
LATCH3
13 SCLATCH FSOI 23
INIT
INIT
15 INIT 22
FSOCKO
36
XFSOIN
14 NSPMUTE
38 38
IC305
HEADPHONE
AMP Q902
Q900, 901
MUTING
MUTING
CONTROL
D306
Q401, 402
FAN
CONTROL
IC101
POWER DRIVER
6 INA 9
OUTA LPF
16 INB 19
OUTB LPF
Q101, 111
7 17 8 18
OVER LOAD
DETECT
IC102
HCD-FC9
POWER DRIVER
6 INA 9 LPF
Q309 OUTA
MUTE
16 INB 19 LPF
OUTB
Q102, 112
7 17 8 18
IC309
D305 OVER LOAD
LPF
DETECT
IC103
POWER DRIVER
6 INA 9 LPF
OUTA
16 INB 19 LPF
OUTB
Q103, 113
7 17 8 18
OVER LOAD
DETECT
IC104
POWER DRIVER
6 INA 9 LPF
OUTA
16 INB 19 LPF
OUTB
Q104, 114
7 17 8 18
OVER LOAD
DETECT
IC105
POWER DRIVER
6 INA 9 LPF
OUTA
16 INB 19 LPF
OUTB
Q105, 115
7 17 8 18
OVER LOAD
DETECT
IC106
POWER DRIVER
IC304 6 INA 9 LPF
OUTA
OSC
16 INB 19 LPF
OUTB
X301
49.152MHz
Q106, 116
7 17 8 18
OVER LOAD
DETECT
Q476
PROTECT DETECT
HCD-FC9
J302
AUDIO SUB
OUT WOOFER
J900
PHONES
(FAN)
Q303, 304
D304
FAN
CONTROL
(+)
FRONT
L
(–)
(+)
FRONT
R
(–)
HCD-FC8
(+)
WOOFER
(–)
J301
SPEAKER
(+)
CENTER
(–)
(+)
SURR
L
(–)
(+)
SURR
(–)