Sony SCD-XA333ES Service Manual page 59

– AUDIO Board –
IC115, 215, 315 CXD9657N/2K
RST 1
ZEROL 2
ZERO
DETECT
ZEROR 3
LRCK 4
INPUT
DATA 5
I/F
BCK 6
SCKI 7
DGND 8
SYSTEM
SYSTEM
CLOCK
CLOCK
MANAGER
VDD 9
SCKO 10
MDO 11
MDI 12
FUNCTION
CONTROL
I/F
MC 13
CS 14
IC270 HD74LV157ATELL
16
SELECT 11 1 V
CC
S
1A 2 1A G 15 STROBE
INPUT
1B 3 1B 4A 14 4A
4 13 4B
OUTPUT 1Y 1Y 4B
2A 5 2A 4Y 11 12 4Y
INPUT
3A
2B 6 2B 3A 11
10 3B
OUTPUT 2Y 7 2Y 3B
3Y
3Y
GND 8 9
IC271 HD74LV161ATELL
VCC
16 15 14 13
RIPPLE QB
QA
CARRY
OUTPUT
CLEAR
CK
A B
1 2 3 4
DIGITAL
ADVANCED
FILTER
SEGMENT
&
DAC
FUNCTION
MODULATOR
CONTROL
INPUT
OUTPUT
INPUT
OUTPUT
12 11 10 9
QC QD ENABLE
T
LOAD
ENABLE
C D
P
5 6 7 8
GND
28 VCC3
27 AGND2
26 IOUTL–
CURRENT
SEGMENT
DAC
25 IOUTL+
24 VCC2
23 VCC1
22 VCOM3
BIAS
21 IREF
&
20 VCOM2
VREF
19 VCOM1
18 AGND1
17 IOUTR+
CURRENT
SEGMENT
DAC
16 IOUTR–
15 MUTE
SCD-XA333ES
59