Sony KP-ER43M31 Service Manual page 78

(15) Schematic Diagram of BD (4/5) Board
3
1 2
A
B
C
TO BD 4/5,BD 3/5_28
TO BD 4/5,BD 3/5_27
TO BD 4/5,BD 1/5,3/5_26
D
E
F
G
H
TO BD 4/5,BD 2/5,3/5_1
TO BD 4/5,BD 2/5,3/5,5/5_2
TO BD 4/5,BD 2/5,3/5_29
I
J
4
5 6 7
C2694
47 C2695
25V 220p
CH:CHIP
C2699
L2640
0.1
0uH
25V
:CHIP
F:CHIP
16 15 14 13 12 11 10 9
L2643 1 2 3 4 5 6 7 8
0uH
:CHIP
BCLK
WCLK
C2714 C2706
47
0.1
25V 25V
C2708
F:CHIP
0.1
25V
C2707 F:CHIP
0.1
L2646
25V
-5V
0uH
F:CHIP
:CHIP
DBV
DBV
C2720
47 C2721
25V 220p
CH:CHIP
C2725
L2652
0.1
0uH
25V
:CHIP
F:CHIP
-0.1(0)
16 15 14 13 12 11 10 9
L2654
1 2 3 4 5 6 7 8
0uH
:CHIP
C2738
C2745
47 0.1
25V
25V
C2740
F:CHIP
0.1
25V
C2739 F:CHIP
0.1
L2657
25V
0uH
-5V F:CHIP
:CHIP
DGV
DGV
C2747
C2748
47
25V 220p
CH:CHIP
C2749
L2659
0.1
0uH
25V
:CHIP
F:CHIP
0.1(0)
16 15 14 13 12 11 10 9
IC2625
RV DAC
L2661
1 2 3 4 5 6 7 8
0uH
:CHIP
+5V
C2753
C2756
47 0.1
25V 25V
C2755
F:CHIP
0.1
25V
C2754 F:CHIP
0.1
L2663
-5V 25V
0uH
F:CHIP
DRV
:CHIP
DRV
10
8 9
R2712
1k
:RN-CP
C2678
0.001
CH:CHIP
R2719
5.1k
R2717
:RN-CP
5.1k
BVI +VCC
:RN-CP
-0.1(0)
BV
0 -0.1(0)
-0.1(0)
-VCC
L2639 -0.1(0)
10µH
:LB2016
IC2610
µPC4570G2
C2693
BV FILTER & AMP
C2697 0.1
47 25V
25V F:CHIP
IC2614
R2747
PCM56P
1k
BV DAC
:RN-CP
C2705
0.001
CH:CHIP
R2760
5.1k
R2750 :RN-CP
5.1k
GVI +VCC
:RN-CP
0
GV
0 0
0
-VCC
L2648 0
10µH
:LB2016
IC2616
µPC4570G2
C2716
C2717 0.1 GV FILTER & AMP
47 25V
25V F:CHIP
-5V
R2787
1k
:RN-CP
IC2623
PCM56P
R2803
GV DAC
5.1k
R2789
:RN-CP
5.1k
RVI +VCC
:RN-CP
-0.2(0)
RV
0 -0.2(0)
-0.2(0)
-VCC
L2656 -0.2(0)
10µH
:LB2016
IC2622
µPC4570G2
C2744
C2746 0.1 RV FILTER & AMP
47 25V
25V F:CHIP
PCM56P
(RV/GV/BV DAC)
– 78 –
KP-ER43M31/M61/M90/M91,ER53M31/M61/M90/M91
11
12 13
R2706
1k
:RN-CP
C2683
47
25V
C2685 L2636
10µH
0.1
:LB2016
25V
F:CHIP BVO
BV
R2721
R2720
0
0
:CHIP
:CHIP
1
C2686
0.0022
CH:CHIP
R2732
1k
:RN-CP
C2709
47
25V
C2713 L2645
10µH
0.1
:LB2016
25V
F:CHIP GVO
GV
R2762
0 R2761
0
:CHIP
:CHIP
2
C2715
0.0022
CH:CHIP
R2781
1k
:RN-CP
C2724
0.001
CH:CHIP
C2730
47
25V
C2733 L2653
10µH
0.1
:LB2016
25V
F:CHIP RVO
RV
R2807
R2804
0
0
:CHIP
:CHIP
3
C2737
0.0022
CH:CHIP
BD
(4/5)
B-SS885.<E..>-BD.-P4-08
RM-961
15
14