Sony CDX-C880 Service Manual page 45

QQ
3 7 63 1515 0
IC301 NJM2150AV-TE2
20 19 18
–
+
–
+
+
–
+
–
1 2 3
IC201 BU4052BCFV-E2
TE
L 13942296513
0
Y0 1
2
Y1 2
Y 3
3
Y3 4
1
Y1
5
INH 6
VEE
7
VSS 8
IC401 PCM1716E-BT2
1
LRCIN
SERIAL
DIN 8 x OVER
2
INPUT I/F
SAMPLING
BCKIN 3
DIGITAL
FILTER
4
CLKO CRYSTAL
OSC
5 FUNCTION
XTI
CONTROLLER
XTO 6
SCK
7
DGND
BPZ-CONT
8
VDD
MULTI-LEVEL
DELTA-SIGMA MODULATOR
www
VCC2R 9
DAC
AGND2R 10
11
EXTR
.
N.C 12
LOW-PASS FILTER
(R)
VOUTR 13
AGND1 14
http://www.xiaoyu163.com
17 16 15
–
+
+
–
4 5 6
16
VDD
2
15
X2
1
14 X1
X
13
0
12
X0
3
11 X3
SELECT A
A
10
SELECT B
B
9
28
M/IIS
MC/DM1
27
26 MD/DM0
MODE
25
CONTROL MUTE
I/F
& 24
MODE
23 CS/IWO
22
RST
OPEN
DRAIN
21
ZERO
20
VCC2L
x ao
DAC 19
AGND2L y
18
EXTL
i
17 N.C
LOW-PASS FILTER
(L)
16 VOUTL
15 VCC1
http://www.xiaoyu163.com
8
14 13 12 11
–
+
+
BBE/BYPASS
–
CONTROL
CIRCUIT
7 8 9 10
IC204 CXA1846N-T4
Q Q
3 6 7 1 3
20 19 18 17
–
+
LATCH
SHIFT
REGISTER
+
–
1 2 3 4 5
IC604 RN5VD33AA-TL
5
u163
RESET
.
2
1
– 78 –
2 9 9 4 2 8
1 5 0 5 8 2 9 9 4
16 15 14 13 12 11
8dB STEP 1dB STEP
VOLUME VOLUME
LATCH ZC
CONTROL DET
8dB STEP 1dB STEP
VOLUME VOLUME
6 7 8
4
m
co
3
9 9
2 8 9 9
VCT
BUFFER
9 10