Read Sony DAV-DZ770W / DAV-FX999W / TA-WR3 Service Manual online
5
5
TA-WR3
TA-WR3
2-1. BLOCK DIAGRAM
IC111
STREAM PROCESSOR
IC109
AND GATE
19 SOFTMUTE
18 NSPMUTE
21 SCDT
20 PGMUTE
23 SCLATCH
22 SCSHIFT
34
35
DAMP_NSPMUTE
DAMP_SOFTMUTE
DAMP_SGMUTE
DAMP_SCDT
DAMP_SHIFT
DAMP_LATCH
61
33
59
XRST_INIT 26
DRIVE RST
AC CUT
37
DRIVE OCP 38
XO 22
XI 23
60
48
2
4
XFSOIN
27 INIT
4
OUTR2
6
OUTR1
30 BCK
31
6
4
5
5
3
1
2
2
11
12
13
13
8
9
10
DATA
9
OUTL2
11
OUTL1
29 LRCK
36 XFSIIN
IC107
SYSTEM CONTROLLER
IC114
OSC
X103
49.152MH
Z
41 LED GREEN
42 LED RED
RESET
SCK2
SO2
MOD
SI2
17 AC CUT
19 /RESET
21 MOD1
(3)
(1)
(2)
(3)
(3)
(4)
(4)
62 SI2
20 MOD0
57
MAIN OFF
58
V CONT
15 CSOD
DRVALID
53 DIAT_SRDT
50 XSCEN
SCLK
SWDT
SCMODE
52 DIAT SWDT
51 DIAT SCLK
31
IC102
RF DEMODULATOR
A/D CONVERTER
J100
DIR-R2
43
OSCO
40
OSCI
13
XRST
10 ADVIN
54
BCK
60
DAOUT
DATA
BCK
APX
LRCK
X101
12.288MHz
59
LRCK
31
APX
31
33
CSOB
61
DTVALID
34
SRDT
31
36
XSCEN
38
SCMODE
35
SWDT
37
SCLK
IC110
POWER AMP
T100
13 /SD
4 /RST
25
26
17
2 PWMBP
PWMAP
29
30
OUT B
REAR RCH+
REAR RCH-
REAR LCH+
REAR LCH-
REAR RCH-
REAR LCH+
REAR LCH-
OUT B
OUT A
OUT A
13 /SD
4 /RST
25
26
17
2 PWMBP
PWMAP
29
30
OUT B
OUT B
OUT B
OUT A
OUT A
3.3V
5V
12V
30V
2.5V
1.8V
1.5V
IC112
POWER AMP
IC106
AND GATE
IC103
AND GATE
6
4
5
5
8
9
10
11
12
13
13
14
48
LF901
3
1
2
2
4
5
5
9
10
12
13
13
6
8
11
2
1
5V
L101
Q108,109
OVER LOAD
DETECT
Q105,106
OVER LOAD
DETECT
POWER
IC108
3.3V REG
IC903
12V REG
IC104
2.5V REG
IC113
1.8V REG
IC101
1.5V REG
Q113
SWITCH
D901
MAIN RECT
IC901
SWITCHING
F901
T3.15A/250V
Q901
LEVEL SHIFT
D921
RECT
RECT
T901
POWER TRANSFORMER
Q117
DC FAN
X102
8MHZ
12V
(1)
(2)
1
3
IC905
SHUNT REG
PC901
TH902
PC903
1
IC904
5V REG
6
5
2
D
1
VCC
4
OCP/BD
7
SS/OLP
5
FB
6
2
3
PC902
D911
S901
AC IN
TH901
3.3V
Q110
MAIN OFF
V CONT
Q903
Q902
Q107
PRO TECT
Q104
Q103
Q102
Q112
5V
Q111
GREEN
D100
RED
VDD
3.3V
OUT
IC105
RESET
FLASH
PROGRAMING
CONNECTOR
: AUDIO
• Signal Path
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