Power Section - Sony HCD-S800 Service Manual

HCD-S500/S800
– POWER SECTION –
D1
D2
E D3
SCK
AUDIO-1
SECTION BCKO
LRCKO
IC300
2 4
X300
49.152MHz
SCDT
SHIFT
LAT1
LAT2
LAT3
INIT
NS MUTE
F
PG MUTE
CPU
EN
SECTION
DIAG
RELAY
HP MUTE
HP SW
+5V
+3,3V
IC305 IC301
STREAM PROCESSOR POWER DRIVER (F)
8
43 DATA OUTL1+ 24 INA OUTA 2
OUTL2+ 15 11 INB
OUTB 17
OUTR1+ 10 R-CH 7 EN
R-CH 12 DIAG
OUTR2+ 1
64 XFS1
44 BCK
45 LRCK
38 SCDT IC401
5
37 SCSHIFT OUTL1- 21
7
6
36 SCLATCH OUTL2- 18
41 INIT OUTR1- R-CH
7
39 NSPMUTE OUTR2- 4 R-CH
40 PGMUTE
28 XFS0IN XFSOOUT 77
74 FSOI FSOCKO 73
IC308 IC306
STREAM PROCESSOR POWER DRIVER (C)
43 DATA OUTL1+ 24 8 INA OUTA 2
11 INB
OUTL2+ 15
64 XFS1 OUTB 17
7 EN
44 BCK
12
DIAG
45 LRCK
IC307
38 SCDT
POWER DRIVER (W)
37 SCSHIFT
8
36 SCLATCH OUTR1+ 10 INA OUTA 2
OUTR2+ 1 11 INB
41 INIT
OUTB 17
39 NSPMUTE 7 EN
40 PGMUTE 12 DIAG
28 XFS0IN XFSOOUT
77
74 FSOI
IC310 IC309
STREAM PROCESSOR
POWER DRIVER (R)
DATA 8 INA
43 OUTL1+ 24 OUTA 2
OUTL2+ 15 11 INB
XFS1
64 OUTB 17
OUTR1+ 10 R-CH 7 EN
44 BCK
OUTR2+ 1 R-CH 12 DIAG
LRCK
45
38 SCDT
37 SCSHIFT
36 SCLATCH
41 INIT
39 NSPMUTE
40 PGMUTE
28 XFS0IN
74 FSOI
Q301
IC312
1
4 RELAY
2
DRIVE
IC302
+5V
3 1 +6.5V
REG
IC303
+3.3V
3 1
REG
J401 (1/2)
L401,C451
LPF
L FRONT
L401,C452
LPF
L402,C453
LPF
L402,C454 L REAR
LPF
RY301
+27V
+6.5V
DA +5V
IC005
+3.3V
DA +3,3V 3
REG
DVD +3.3V
IC006
+1.8V
+1.8V 3
REG
J401 (2/2)
L403,C455
LPF
CENTER
L403,C456
LPF
L404,C457
LPF +12V
WOOFER
L404,C458
LPF M +12V
D +5V
RY302
A +5V
IC001
+3.3V
A +3,3V 3
REG
E +5.6V
R-CH
J900
Q900 PHONES
MUTE
SECTION
28 28
IC903
+6.5V
2 1
REG
IC004
+5V 5
3 1
REG
1 Q906
IC906 D911
+3,3V
RECT
2 1
REG
5
1
Q910
D910
Q911
Q907 D909
POWER
RECT
SWITCH
Q002
+12V
SWITCH
IC003
Q909
+5V
3 1
REG
Q001
IC002
+5V
3 1
REG
IC902
ERROR
1 1
AMP
Q908
IC905
D917
+5.6V
3 1
REG
IC907
P.CONT2
P.CONT1
Q915
G
IC904
CPU 1
RESET
D913
5 RESET
2
• R-CH is omitted due to same as L-CH.
• Signal Path
: FM
: CD
: DVD
: VIDEO
: Y
: CHROMA
T901
POWER TRANS
S901
LF901,902
D902 POWER
F901
LINE
AC
FILTER
IN
IC901
SWITCHING REG
3 D
2 S
Q901-903
D906
REG 4 VCC
5 GND
PC901
1 FB/OCP
2
Q905
PC902