Pioneer SX-SW77 Service Manual page 17

5
D3001
STBY
C3025
10/50
C3026
10/50
VSA+5
IC3004
BA178M05FP
5.04
OUT IN
3 1
2
GNDD
(A)
: AUDIO SIGNAL ROUTE (ANALOG IN)
(TX)
: AUDIO SIGNAL ROUTE (FM/AM)
: AUDIO SIGNAL ROUTE
(AD)
: AUDIO DATA SIGNAL ROUTE
5
6
VSA+5
3
2 1
R3029
100
R3030
100
R3048
VS+12
6
7
A 2/5
MAIN ASSY
(WYXCN,WVXCN:AWK7883)
(KUXCN:AWK7884)
A/D
IC3003
PCM1803DB
1 20
VINL MODE1
2 19
VINR MODE0
3 18
VREF1 FMT1
4 17
VREF2 FMT0
5 16
VCC OSR
6 15
AGND SCKI
0
7 14
PDWN VDD
8 13
BYPAS DGND
9 12
TEST DOUT
10 11
LRCK BCK
All Capacitors are in p-pF or uF
unless otherwise specified
All Resistors are in k-k Ω, M-M Ω or Ω
SX-SW77
7
8
R3045
0
R3052 47
MCLK
(AD)
R3051 100
ADDATA
R3049 100
BCK
R3050 100
LRCK
R3046
0
Q3041
2SA1576A(QR)
Q3042
DTC124EUA
GNDD
UCOM
NOTES
Ratings : Capacity(uF)/Voltage(V)
Rated Voltage : 50V unless
otherwise specified
SQ : CKSQ**(2125size)
CH : CCSRCH(1608size)
(others : CKSRYB(1608size))
JQ : CEJQ
(others : CEAT)
1/8W : RS1/8S***J(3216size)
1/10W : RS1/10S***J(2125size)
(others : RS1/16S***J(1608size)
A
8
A
VS+3D
B
C
STBY
D
E
F
2/5
17