Sony CDP-XA50ES Service Manual page 33

– AUDIO Section –
IC350 BA6208
MOTOR
SWITCH
DRIVE
MOTOR
SWITCH
DRIVE
REG
1 2 3 4 5 6 7 8
IC601 CXD8679Q
51 50 49 48 47 46 45 44
IF SELD 52 S / P
IF SELC 53
NC 54
SBCKI 55 ATT MODE
4BIT DATA
SDATAR 56
IIR
BITSTREAM
SDATAL 57
NC 58
FIR 4
DFDTOL 59
FIR 1 FIR 2 FIR 3 FIR 1
DFBCKO 60
OVERFLOW DETECTOR
DFDTEN 61
TEST1 62
P/S CONVERT
TEST2 63
&
D/F-CLK GEN.
VSS 64
DATA SELECT
1 2 3 4 5 6 7 8
IC404, 504 CXA8042AS
1 28
I01+
2 27
I02–
3 26
NC
I01– 4 25
SWITCHING
I02+ 5 24
CIRCUIT
NC 6 23
VCC2 7 22
C2 8 21
9
C1 9 20
19
VCC1 10
REFERENCE CONSTANT
18
VREF 11 CURRENT
VOLTAGE
17
CIRCUIT CIRCUIT
CONTROL 16
VCNT 12 CIRCUIT 15
GND1 13
RIREF 14
43 42 41 40 39 38 37 36 35 34
TIMING
CIRCUIT
OR
"0" DETECT
MUTE
CIRCUIT
ATT
3rd order
L . I . P.
NOISE
SHAPER
IIR
ATT
x 0.75
DITHER
FIR 4
ATT
x 0.75
3rd order
FIR 2 FIR 3
L . I . P.
NOISE
SHAPER
OVERFLOW DETECTOR
POLALITY
CLOCK
GENERATOR
DATA SELECT
2
9 10 11 12 13 14 15 16 17 18
– 51 –
IC603 CXD2562Q-CS
IN2– 51 50 49 48 47
IN2+
NC
IN1+
IN1–
NC
C4
INTERPOLATER
C3
DATAOUT
GND2 52
ON/OFF
INTERPOLATER
VEE2
TEST1 53
TEST2 54
THIRD ORDER
TEST3 55
NOISE SHAPER
VEE1
DVDDL 56
C6
VSUB (D) L 57
VSUB (CHIP) L 58
THIRD ORDER
VDD2 59
NOISE SHAPER
VDD 60
C5
CIREF L1 (–) 61
VSS 62
L1 (+) 63
VSS2 64
1 2 3 4 5 6
33
IC610 TC7W74F
32 INAF
31 OVFLAG
8 7 6 5
30 MUTER
29
MUTEL
S R Q
28 MTPOL
C D Q
27
DRPOL
1 2 3 4
26 MODE
25 NC
24 DFDTOR
23 DFLRCKO
22 TEST4
21 TEST3
20 VSS
19
46 45 44 43 42 41 40 39 38 37 36 35 34 33
TIMING CIRCUIT
32 SYNC
31 COEF
30 SPLM
S/P 18/20
29
28 DVDDR
27 VSUB (D) R
26 VSUB (CHIP) R
PLM
25 VDD2
24 VDD
23 R1 (–)
22 VSS
PLM
21 R1 (+)
VSS2
20
CLOCK
GENERATOR
7 8 9 10 11 12 13 14 15 16 17 18 19
– PANEL Section –
IC801-803 LC7570E
48 47 46 45 44 43 42 41 40 39 38 37
NC 1
2
BLK
3
VSS
SIN 4
5 SHIFT REGISTER
S33
S32 6
S31 7
A/D CONVERTER
8
S30
9
S29
S28 10 LATCH, FL DRIVER
S27 11
12
S26
13 14 15 16 17 18 19 20 21 22 23 24
– 52 –
36 S5
35 S6
34
S7
33 S8
32 S9
31 S10
30 S11
29
S12
28 S13
27 S14
26 S15
25
S16