Pioneer SX-315 Service Manual page 49

5
AK4588 (DSP ASSY : IC2)
• Audio Codec with DIR
Pin Arrangement (Top view)
INIT1
BOUT
TVDD
DVDD
DVSS
XTO
XTI
TEST3
MCKO2
MCKO1
COUT
UOUT
VOUT
SDTO2
BICK2
LRCK2
SDTO1
BICK1
LRCK1
CDTO
Block Diagram
Clock Audio
Generator I/F
XTO 6
X'tal
OSC
XTI 7
DEM
R 65
Clock
DAIF
PVDD 66
Recovery
Decoder
PVSS 64
8 to 3 Input Selector
5
6
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
uP I/F
Q-subcode
Buffer
Error &
Status Detect
AC-3/MPEG
Detect
DIT
6
7
60 TEST1
RX1
59
58 NC
57 RX0
56 AVSS
55 AVDD
VREFH
54
53 VCOM
52 RIN
51 LIN
50 NC
49 ROUT1
48 NC
47 LOUT1
NC
46
45 ROUT2
44 NC
43 LOUT2
42 NC
ROUT3
41
Converter
Audio
I/F
DATT DATT DATT
HPF HPF DEM DEM DEM
ADC ADC DAC DAC DAC
LPF LPF LPF
SX-315
7
8
Format
DATT DATT DATT DATT DATT
DEM DEM DEM DEM DEM
DAC DAC DAC DAC DAC
LPF LPF LPF LPF LPF
8
A
B
C
D
E
F
49