Sony AVD-S50 Service Manual page 117

3. BLOCK DIAGRAM — AUDIO OUT, PANEL SECTION —
D/A CONVERTER
IC608
• SIGNAL PATH
D4
3 SDTI AOUTL+
: AUDIO
AOUTL–
SCK
1 MCLK
BCKO
2 BICK
AOUTR+
LRCKO
4 LRCK AOUTR–
DIGDI, DIGCLK
DIGDI
(Page 4) T
8
CDTI
DIGCLK
7
CCLK
5 6
RSTAD
(Page 4)
S
D1 – D4, SCK,
BCKO, LRCKO
(Page 4)
Q
SCK
INVERTER
BCKO
IC326
LRCKO
FLT DRIVER
IC851
DAT 63
62
CLK
CS 61
FLUORESCENT
60
RST
INDICATOR TUBE
FL851
OSC0 58
4 AD1
59
OSC1
3 AD2
LED DRIVER
Q831
S801 ,803-806,
S811 – 815,821
IR RECEIVER
IC891
VOLUME
I2CDATA,
I2CCLK
(Page 6) W
ZIVARESET
V
(Page 6)
12
J601 (1/2)
L
11
LOW-PASS
VIDEO 1
FILTER
ANALOG OUT
IC610
10
R
9
MUTING
Q611,612
MUTING CONTROL
Q900
SCK1
BCKO1
LRCKO1
SYSTEM CONTROLLER
IC901 (2/3)
DAC-CS 32
60 FL-DATA
AU-MUTE 47
57 FL-CLK
HPSW 64
61 FL-CS
56 FL-MUTE
OSC
C854,R854
62 LED-CS
X1 39
X901
20MHz
X2
38
KEY INPUT
DETECT
IC903, 904
93 WAKE
SIRCS DETECT
Q906, 907
SCDT
1
DAMP-DATA
SHIFT
2
DAMP-CLK
92 SIRCS
LATCH1
CS1 29
LATCH2
30
CS2
LATCH3
CS3 31
ROTARY
85 EN-A INIT
26
ENCODER DAMP-RST
PGMUTE
86 EN-B
RV841 27
DAMP-MUTEG
NSMUTE
28
DAMP-MUTEN
I2CDATA
3 I2C-DATA
I2CLK
5 I2C-CLK
44
DRI-OCP
4 CQ-RST
43
DRI-RST
66
SP RELAY
HP AMP
IC321
HP PRE AMP
IC320
S-METER DIGITAL AMP
IC301
24 10 8
OUTL1+
OUTL1+ 21 13 11
PULSE
SHAPE
IC302
15 4 6
OUTL2+
OUTR2- 18 1 3
D1
43 DATA
SCK1
64 XFSIIN OUTR1+ 10
BCKO1
OUTR1- 7
44 BCK
R-CH
LRCKO1
45 LRCK OUTR2+ 1
OUTR2- 4
SCDT
38 SCDT
SHIFT
37 SCSHIFT
28
XFSOIN
LATCH1
36 SCLATCH
INIT
73
FSOCKO INVERTER
41 INIT
PGMUTE
FSOI 74 IC325
40 PGMUTE
NSMUTE
39 NSPMUTE
77
XFSOUT
X300
49.152MHz
S-METER DIGITAL AMP
IC308
28
XFSOIN
74
FSOI
D2
OUTL1+ 24 10 8
43 DATA
21 13 11
SCKI OUTL1-
64 XFSIIN
BCKOI PULSE
44 BCK
SHAPE
LRCKOI
45 LRCK
IC309
15 4 6
OUTL2+
SCDT
38 SCDT
18 1
OUTL2- 3
SHIFT
37 SCSHIFT
LATCH2
36 SCLATCH
INIT
41 INIT OUTR1+ 10
SW AMP
PGMUTE
40 PGMUTE IC311
11
OUTR2+
NSMUTE
39 NSPMUTE 77
XFSOUT
S-METER DIGITAL AMP
IC313
28
XFSOIN
FSOI 74
D3
24 10 8
OUTL1+
43 DATA
OUTL1- 21 13 11
SCK1
64 XFSIIN
PULSE
BCKO1
44 BCK
SHAPE
LRCKO1
45 LRCK
IC314
15 4 6
OUTL2+
SCDT
38 SCDT
OUTL2- 18 1 3
SHIFT
37 SCSHIFT
LATCH3
36 SCLATCH
OUTR1+ 10
INIT
41 INIT 7
OUTR1-
PGMUTE R-CH
40 PGMUTE OUTR2+ 1
NSMUTE
39 NSPMUTE OUTR2- 4
DELAY DRIVE
Q307,308
5 5
RY301
13 11 6 15
10 8 7 16
MUTE POWER LEVEL
LEVEL CHECK
IC303 DRIVER CHECK
Q321,322
IC306 Q301
1 3 1 12
4 6 2 11
12,9
5
2,5
13 11 6 15
10 8 7 16
MUTE POWER
LEVEL
LEVEL CHECK
IC310 DRIVER
CHECK
Q317,318
IC312
Q303
1 3 1 12
4 2
6 11
12,9
5
2,5
RY302
13 11 6 15
10 8 7 16
MUTE POWER
LEVEL
LEVEL CHECK
IC315 DRIVER
CHECK
Q325,326
IC318
Q305
1 3 1 12
4 6 2 11
12,9
5
2,5
SP LEVEL
DET
Q327
PS PROTECT
Q329
1
POWER AMP
5
PROTECTOR
IC327 4
Q312
MUTE
CONTROL
Q314-316
AVD-S50/S50ES
R-CH
J900
PHONES
TM302
SPEAKERS
(+)
FRONT
L
(–)
(+)
R-CH
FRONT
R
(–)
R-CH
(+)
CENTER
(–)
J301
ANALOG SUB
OUT WOOFER
TM301
SPEAKERS
(+)
SURROUND
L
(–)
R-CH (+)
SURROUND
R
R-CH (–)
P-STOP
Y (Page 7)