Audio Out Section - Sony HCD-SC5 Service Manual

HCD-SC5/SC6/SC8
– AUDIO OUT SECTION –
IC608
D/A CONVERTER
• SIGNAL PATH
D4
3 SDTI
: AUDIO
SCK
1 MCLK
BCKO
2 BICK
LRCKO
4 LRCK
DIGDI, DIGCLK
AUDIO(DSP) DIGDI
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
61
CS
FL801
60
RST
FLUORESCENT
INDICATOR TUBE
58
OSC0
4 AD1
59
OSC1
3 AD2
S801 – 803, S824 – 826,
S804 – 808, S821 – 823,
S809
Q913
SW1
POWER SUPPLY
Y
DISC INSERT
SIRCS DETECT
SECTION
DETECT
IC801
REMOTE CONTROL
RECEIVER
EXCEPT AEP, UK, RU
S801
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
47
AU-MUTE
32
DAC-CS
OSC
C818, R840
X1 39
X901
20MHz
X2
38
IC903, 904
KEY INPUT
DETECT
93 WAKE
Q906, 907
DAMP-DATA 1
92 SIRCS
DAMP-CLK 2
29
CS1
30
CS2
31
CS3
26
DAMP-RST
49 PROG SW
I2CDATA
3 I2C-DATA
EN
I2CCLK
DRI-RST 43
5 I2C-CLK
DIAG
DRI-OCP 44
4 CQ-RST
IC301
STREAM PROCESSOR
33
HPOUTL1
31
HPOUTL2
29
HPOUTR1
27
HPOUTR2
AU-MUTE
DAC-CS
D1
18 DATA OUTL1 2
SCK
21 XFSIIN 4
OUTL2
BCKO
17 BCK
OUTR1 41
LRCKO
16 LRCK
OUTR2 39
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
XFSOOUT 6
D2
18 DATA 2
OUTL1
SCK
21 XFSIIN 4
OUTL2
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 2
OUTL1
SCK
21 XFSIIN
OUTL2 4
BCKO
17 BCK
SCDT 41
LRCKO OUTR1
16 LRCK
SHIFT
39
OUTR2
LATCH1
SCDT
11 SCDT
LATCH2 SHIFT
12 SCSHIFT
LATCH3 LATCH3
13 SCLATCH 23
FSOI
INIT INIT
15 INIT
FSOCKO 22
36
XFSOIN
14 NSPMUTE
34 34
IC305
HEADPHONE
Q902
AMP
Q900, 901
MUTING
MUTING
CONTROL
Q401, 402
D306
HCD-SC8 CONTROL
D305
Q403
Q301, 309
D402
MUTING
IC309
AMP
IC101
POWER DRIVER
6 INA OUTA 9 LPF
16 INB 19 LPF
OUTB
Q101, 111
7 17 8 18
OVER LOAD
DETECT
IC102
POWER DRIVER
6 INA OUTA 9 LPF
16 INB 19 LPF
OUTB
Q102, 112
7 17 8 18
OVER LOAD
DETECT
IC103
POWER DRIVER
6 INA 9 LPF
OUTA
16 INB OUTB 19 LPF
Q103, 113
7 17 8 18
OVER LOAD
DETECT
IC104
POWER DRIVER
6 INA 9 LPF
OUTA
16 INB OUTB 19 LPF
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 OUTA 9 LPF
OSC
16 INB 19 LPF
OUTB
X301
49.152MHz Q106, 116
7 17 8 18
OVER LOAD
DETECT
Q476
PROTECT DETECT
J900
PHONES
FAN (FAN)
Q303, 304
HCD-SC8
FAN
CONTROL J302
SUB
WOOFER
AUDIO
OUT
(+)
FRONT
L
(–)
(+)
FRONT
R
(–)
HCD-SC5/SC6
D304
(+)
WOOFER
(–)
J301
SPEAKER
(+)
CENTER
(–)
(+)
REAR
L
(–)
(+)
REAR
R
(–)