Diagrams; Block Diagrams - Sony SA-PSD5 Service Manual

1-1. BLOCK DIAGRAMS

SELECT
IC812(1/2)
1
L 5
3
2
J601
4
R R-CH
9
B
AUDIO
A 10
IN
L
INVERT
(2/2)R-CH
Q801,802
R
R-CH
X801
12.288MHz
21 22
IC601
DIGITAL
OPTICAL OUT 1 3 DIN0 DATAO 16
IN
DIGITAL AUDIO I/F
IC602
IC815
DIGITAL
OPTICAL OUT 1 4 DIN1
XMCK 20
IN
34 35 36 37 38 48 17 15 14 13
D801
87 86 85 84 83 82 75
36 38 37 35
61 62 63 64
SWITCH
LCD DRIVE
Q401-403
IC401
S1-48 COM0-3
1-48 55-52
• R-CH is omitted due to same as L-CH.
LCD
• Signal Path
LCD401
: DIGITAL INPUT
BACK LIGHT
: ANALOG INPUT
D401-403
SECTION 1

DIAGRAMS

BALANCE
30 LIN+
AMP
29 LIN-
IC813
32 RIN+
R-CH
31 RIN-
9 SDTO
256k bit
SRAM
IC802
DAC
SURROUND
IC803
85 SDIA1 SDOB2 45 7 SDTI2
84 SDIA0 SDOB1 46 6 SDTI1
47 8
SDOB0 SDTI3
AC-3,PROLOGIC,
8 XI DTS DECODER,
PROGRAMMABLE DSP
IC801
83 82 69 68 67 66 65 62 4 5 39 3 17
88 19 20 7 5 6 84 83 82 67 68 69 70 71
SYSTEM CONTROL
IC701
25 39 92 93
SWITCH
Q431-433
REMOTE CONTROL
KEY INPUT KEY INPUT
RECEIVER
S431-434 S451-453
POWER
D431
EVR
IC604
L L L
LOUT3 23 AMP 4 LINA LOUTA 3
R R R
ROUT3 24 IC1402 25 RINA ROUTA 26
C C C
LOUT2 25 7 LINB LOUTB 6
AMP
W W W
IC1202
ROUT2 26 22 RINB ROUTB 23
SL SL SL
LOUT1 27 AMP 10 LINC LOUTC 9
SR SR SR
IC1002
ROUT1 28 19 RINC ROUTC 20
43 42 41 33 38 14 15 16
58 57 56
15 13
42 44 56
X701
16MHz
AC OFF DET
IC702
EVER+5.6V
IC471 SWITCH
Q396
M
M901
(FAN)
3 3
L L
LPF
R R
IC608
R-CH
MUTE
C
Q601-6
W
23
SL SL
LPF 26
SR SR
IC607
R-CH
MUTE SW
Q803-6
RV601
D704
BASS
CONTROL
23
FREQUENCY
AMP LPF
26
IC606 IC605
S601
BASS
61 11
CONTROL
LEVEL
HIGH MID LOW OFF
AMP-MUTE 63
FAULT 54
SLEEP 45
F-RLY 43
300kHz 2
12
POWER ON
RESET
Q701
+28V
+15V REG SWITCH
+15V
IC904 Q905
+10V
CONT
Q904,906
-15V REG SWITCH
-15V
IC903 Q902
-28V
A+9V
+5V REG SWITCH
A+5V
OVER
IC816 IC906
CURRENT DET
D+5V IC902
+3.3V REG SWITCH
D+3.3V
IC818 IC907
OVER
CURRENT DET
IC910
+5.6V REG
EVER+5.6V
IC905,D909
SA-PSD5/WPSD5/SS-SPSD5
FEED BACK
IC302
J671
SPEAKER
VINV1 OUT1 10
FRONT L
POWER AMP
IC301
VINV2 OUT2 7
REAR L
MUTE
RY301
24
R-CH
FRONT R
ERROR DET
Q301
FEED BACK
IC202
R-CH
R-CH R-CH
REAR R
VINV1 OUT1 10
CENTER
POWER AMP
IC201
VINV2 OUT2 7 SP901
MUTE WOOFER
RY201
24
ERROR DET RELAY DRIVE
Q201 Q391-5
SWITCH
RECT
Q912,913
D901 F901
D907
T901
AC IN
D906
SWITCHING
IC901
REG
Q901,D911
D902 D904
D908
ISOLATION
PC901
ISOLATION
PC902