Sony KE-MR50M2 Service Manual page 49

1 3
2
A
D5V-2
B
C8603 C8606
2.2 0.1
:AL-CP 16V
B:1608 IC8601
R8602 AK5380
C8602 C8605
27k
ADC
JL8602 22 0.1
1/10W
6.3V 16V
C AUDIO R :CHIP
:AL-CP B:1608
SEL_R AINR TST R8607
TO(2/5) 2.4 10k
SEL_L AINL TTL 1/10W
R8601 JL8601 2.4 :CHIP
AUDIO L
NC DIF
27k
3.1
1/10W
TO(1/5) :CHIP VCOM PDN
2.4 2.6
SET3.3V-2
FB9029
AGND BCK
BK1608HS601
1.3
VA MCK
1.1
VD LRCK
1.6
L8601
DGND SDTO
10µH
1.2
:CHIP C8604
C8601
0.1
22
16V
6.3V
B:1608
:AL-CP
FB9030
BK1608HS601
D
E
F
G
H
I
•A(3/5) BOARD WAVEFORM
1
0.4V (16.5MHz)
P-P
J
K
4 5 6
C8651
0.001
25V
CH:1608
IC8602
TC74LCX125FT
C8608
3-STATE BUFFER
0.1
FB9028
BK1608HS601 16V
B:1608
1OE VCC
1.3
1A
R8614
1Y
33
1.3 1.1 1/10W
:CHIP
1.3
1.6 1.3
R8608 GND
470 R8615
1/10W 33
:CHIP
R8609 1/10W
33 :CHIP
1/10W
:CHIP
SET2.5V
R8613
270 C8609
1/10W 0.1
:CHIP 16V C8610
B:1608
0.1
R8612
16V
470 B:1608
1/10W
R8606
:CHIP
1k 1/10W :CHIP 24 23 22 21 20 19 18 17
R8605
33 1/10W :CHIP
R8616
R8604 33
33 1/10W :CHIP 1/10W
R8603
:CHIP
33 1/10W :CHIP
25 DATAI TST2 16
AUDIO L/R 1.2
26 15
VSSC
27 TST3 VDDC 14
2.6
28 LRCKI IC8603 RST 13
2.6
NJU26103
29 BCKI VSS0 12
1
3Eh
30 11
MCK X0
1.3 1.2
DIGITAL AUDIO
31 BCK0 X1 10
PROCESSOR
1.3 1.0
32 LRCK0 VDD0
1.3 2.6
1 2 3 4 5 6 7 8
FB9019 FB9020
BK1608HS601 BK1608HS601
AUDIO L/R
SCL33
SDA33
R8623
33
1/10W
:CHIP
SET3.3V-2
C8607 R8618 Q8601
0.1 47k SSM6N15FU
16V 1/10W
B:1608
:CHIP
R8617
47k
R8797
1/10W
0
:CHIP
:1608
I2C_PF_33
TO(4/5)
7 8 9
TO(1/5)
D5V-2
L8602 L8609
10µH 10µH
:CHIP :CHIP
TO(1/5)
SET2.5V
L8604 R8643
10k
10µH
FB9004 1/10W
:CHIP
BK1608HS601 :CHIP
C8613
22
IC8606
6.3V FB9003
:AL-CP BK1608HS601 R3112N421A-TR-FA
C8623
VOLTAGE DETECTOR
0.01
25V
B:1608
RESET
2.6
0.7
VCC
C8612 2.7 JL8603
0.1
GND NC
C8611
16V
R8625 0.1
B:1608
1k 16V
1/10W B:1608
:CHIP
C8615 L8603
2.2µH
X8601 0.001
36M B:1608 :CHIP
9
C8614 C8616
R8624 R8626
1M 240 10p 12p
CH:1608 CH:1608 R8629
1/10W 1/10W
10k
:CHIP :RN-CP
R8628 1/10W
10k :CHIP
1/10W
:CHIP
R8641
10k
1/10W
:CHIP
IC8604 R8632 R8633 R8634 R8635
TC74LCX125FT 270 470 470 R8640
FB9005 C8617 470
1/10W
3-STATE BUFFER BK1608HS601 1/10W 1/10W 1/10W 33
0.1
R8631 :CHIP :CHIP :CHIP :CHIP 1/10W
2.6 16V
1.1 :CHIP
33
B:1608
VCC 1/10W
1.3 :CHIP
R8786
1.1 0 :1608
R8627 1.3 1.6
33
1/10W 0.7 R8630 R8636
R8639
33 1/10W :CHIP
:CHIP 33
33
1.3 0.8 1/10W
1/10W
GND
:CHIP :CHIP
R8787
C8652
0
0.001 R8638
:1608
R8798 R8788 R8789 25V
33
0 0 0
CH:1608 1/10W
:1608 :1608
:1608 :CHIP
R8637
1k
1/10W
:CHIP
TP8602 FB8602
BK1608HS601
10
11 12
JL8608
R8697
0
1/10W
:CHIP
TO(1/5)
I2C_PF
JL8607
R8696
0
1/10W
:CHIP
D5V-2
C8649
0.22
C8650 16V
0.01 B:1608
25V
B:1608
R8717
12k 1/10W :RN-CP
R8708
10k 1/10W :RN-CP
12k 1/10W :RN-CP
C8669
0.022 25V B:1608
C8667
0.01
25V
B:1608 0.0047
C8618 C8620
IC8605 0.1 22
16V 6.3V
AK4351
R8644
B:1608 :AL-CP
DAC 10k
1/10W FB9006
BK1608HS601
:CHIP
DIF1 DIF0
4.4 4.4
LRCK VSS
1.6
BCK VDD
1.3 C8621
DATA VREF FB9007 22 R8646
0.8 BK1608HS601 220
6.3V
1/10W
PDN VCOM :AL-CP
2.6 2.4 :CHIP
MCK AOUTL DELAY_L
1.1 2.4
DELAY_R
DEM AOUTR JL8614
C8619
2.5
10 C8622 R8648
CKSEL TST
16V R8645 10
220
16V
:AL-CP 27k 1/10W
R8647
1/10W :AL-CP :CHIP
27k
:CHIP
1/10W
:CHIP
L8606
10µH
C8646
:CHIP
100
16V
:AL-CP
SET9V
AUIDO L
15
13 14
TO(1/5)
SET9V
SET9V
L8607
10µH
:CHIP
PF_SDAT
PF_SCLK
R8702
C8663
C8666
0
470
1/10W 0.1
16V
:CHIP 25V
:AL-CP
F:1608
C8689
10
16V
C8673
:AL-CP
0.1
16V
B:1608
C8672
0.22
16V
B:1608
38 37 36 35 34 33 32 31 30 29 28 27 26 25
C8671
C8694
1 1
C8670
10V
0.0047 10V
B:1608 B:1608
B:1608
39 24 C8680
SRS3 OUTTC
1
4.5 4.6
40 SRS2 TONELTC 23 10V
B:1608
4.5 3.3
41 SRS1 TONEHTC 22 C8681
4.5 3.6 100
42 SPACE1 VREF 21 16V
4.4 4.4 :AL-CP
IC8612
43 20
CENTER VCC
NJW1148
4.4 8.8
R8707 44 NC NC 19 R8700
AUDIO PROCESSOR
4.7k
1/10W
45 SPACE2 GND 18
4.3 82h :CHIP
46 CEALA SCLK 17
4.3 4.0
47 16
TS1 SDAT
4.4 4.1 R8714
48 TS2 VOLCTC 15
4.7k
C8660 4.4 1.5 C8698 1/10W
1
:CHIP
B:1608 10V
B:1608
1 2 3 4 5 6 7 8 9 10 11 12 13 14
C8653
C8692 2.2
0.0047
10V
B:1608 B:2012
C8645 C8684 C8683
0.33 1 2.2
10V :AL-CP 10V
B:1608 B:2012
AUIDO L
C8665 R8710
0 0
1/10W 1/10W
:1608 :1608 AUIDO R
C8647 R_OUT
0.1
16V
B:1608
JL8616
8 7 6 5
IC8611
NJM4558V-TE2
BUFFER
1 2 3 4
TO(4/5)
C8662 R8709
0
0
1/10W
1/10W
:1608 :1608
AUIDO L
L_OUT
R8704
22k
8.9
1/10W
:CHIP Q8606
2PD601AR
C8648 BIAS
5.3
10 R8703 4.8
BIAS
16V
39k
:AL-CP 1/10W
:CHIP
R8706 C8661 C8664
1k
22 0.1
1/10W 10V 16V
:CHIP :AL-CP B:1608
A(3/5)
(AUDIO DELAY)
B-SS12573<CH.>-A..-P3
KE-MR50M2 (CH) 3-30