Sony SDX-3180 Service Manual page 31

IC401 LC75374E
33 32
+
+
–
–
LSELO 34
35
L4
L3 36
L2 37
+
L1 38 –
VDD 39
–
R1
40
+
R2 41
R3 42
R4 43
RSELO 44
–
–
+
+
1 2
IC701 SM5852FS
LRCI
1
INPUT
BCKI 2
INTERFACE
DI 3
PROCESSOR
SYSTEM
4 CLOCK
CLK
VSS 5
SEQUENTIAL
6
RSTN
CONTROL
TESTN
7
MUTE
MUTEN
8
CONTROL
31 30 29 28 27 26 25 24
–
–
+
+
CONTROL
SHIFT
DECODER LATCH
REGISTER
+ +
– –
3 4 5 6 7 8 9 10
16 DB/DS
MOD2
15
DIGITAL
14 MOD1
SIGNAL
OPT
13
12 VDD
11 LRCO
OUTPUT
BCKO
10
INTERFACE
9 DOUT
MODE
CONTROL
23
22 LFIN
+
LFOUT
21
–
+
20 LROUT
–
19 VREF
18 CE
17
DI
16 CL
15
VSS
–
14 RROUT
+
–
13 RFOUT
+
12 RFIN
11
IC702 SM5878AM
ATTENUATION COUNTER
MUTE 1
FILTER & ATTENUATION
DEEN 2
OPERATION BLOCK
OPERATION BLOCK
CKO 3
DVSS 4
BCKI 5
DI
6
INPUT INTERFACE
DVDD 7
8
LRCI
TSTN 9
TO1
10
AVDDL
11 11 LEVEL
DEM DAC
LPF
AMP
LO 12
– 39 –
TIMING
NOISE SHAPER
CONTROL
CLOCK
GENERATOR
11 LEVEL
11 LEVEL 11 LEVEL
DEM DAC
DEM DAC DEM DAC
LPF
AMP
24 ATCK
23 MODE
RSTN
22
21 DS
20 XVSS
19 XTO
18 XTI
17 XVDD
16 MUTE
15
AVDDR
14 RO
13 AVSS