Sony KF-42WE610K / KF-50WE610K / KF-60WE610K Service Manual ▷ View online
– 101 –
KF-42WE610K/50WE610K/60WE610K
K
RM-Y913K
RM-Y913K
RM-Y913K
(4) Schematic Diagram of A (4/4) Board
1
2
3
4
5
6
7
8
9
10
11
A
B
C
D
E
F
G
H
I
C8639
D8500
D8505
D8506
C8649
R8616
R8618
R8621
R8628
R8631
R8632
R8637
R8638
R8641
C8603
R8587
R8591
R8593
C8587
C8595
R8579
R8583
R8580
C8597
R8669
C8653
D8508
D8509
D8510
R8656
R8674
D8511
R8675
C8654
R8676
C8590
R8581
R8609
R8614
R8617
R8620
R8627
R8658
R8668
L8506
C8632
C8592
C8602
R8642
R8647
R8673
C8598
C8599
R8012
R8013
CN8501
CN8903
CN8023
R8645
C8071
D8025
D8031
R8014
R8015
R8578
C8641
R8646
C8633
R8592
C8586
C8585
R8640
R8672
R8619
R8650
R8670
C8638
C8650
R8636
C8593
C8631
R8671
R8016
R8654
Q8503
Q8504
Q8500
Q8005
Q8004
Q8507
Q8508
Q8509
Q8510
Q8512
IC8504
IC8507
MA111-TX
DC-DET
10
50V
MA111-TX
MUTE
MM3Z9V1ST
PROTECT
0.1
16V
B:1608
2.2k
1/10W
:CHIP
#
1/10W
:1608
47k
1/10W
:CHIP
2.2k
1/10W
:CHIP
1k
1/10W
:CHIP
1k
1/10W
:CHIP
47k
1/10W
:CHIP
47k
1/10W
:CHIP
12k
1/10W
:CHIP
0.1
25V
F:CHIP
33k
1/10W
:CHIP
22k
1/16W
:CHIP
47k
1/10W
:CHIP
22
22
22k
1/10W
:CHIP
22k
1/10W
:CHIP
680
1/10W
:CHIP
0.1
B:2012
47k
1/10W
:CHIP
470
16V
16V
MA111
MA111
MA111
12k
1/10W
:CHIP
6.8k
1/10W
:CHIP
MA111
33k
1/10W
:CHIP
0.1
50V
:MPS
4.7
1W
:RS
2.2
2.7k
1/10W
:CHIP
:CHIP
22k
:CHIP
12k
:CHIP
22k
:CHIP
100
1/10W
:CHIP
12k
:CHIP
100
1/10W
:CHIP
0
1/10W
:CHIP
:CHIP
47µH
220
25V
:BP
4700
25V
4700
25V
10k
1/10W
:1608
100
1/10W
:1608
10k
1/10W
:1608
#
:CHIP
#
:CHIP
0
1/10W
:1608
0
1/10W
:1608
3P
:S-MICRO
18P
BROWN
:B-TO-B
:B-TO-B
4P
YEL
:S-MICRO
270
1/10W
:CHIP
100
16V
16V
MA111
MA111
100
1/10W
:CHIP
10k
1/10W
:CHIP
3.9k
1/10W
:CHIP
0.047
50V
:MPS
33k
1/10W
:CHIP
10
16V
:BP
47k
1/10W
:CHIP
10
10
68k
1/10W
:CHIP
100
1/10W
:1608
0
1/10W
:1608
22k
1/10W
:CHIP
22k
:CHIP
0.047
50V
:MPS
100
16V
16V
68k
1/10W
:CHIP
0.1
25V
F:CHIP
10
16V
:BP
0
:CHIP
10k
1/10W
:CHIP
0
1/10W
:1608
2PD601AR
2PD601AR
2PD601AR
DC-DET
2PD601AR
2PB709AR
MUTE
2PB709AR
DC-DET
2PD601AR
DC-DET
2PD601AR
DC-DET
2PB709AR
MUTE
2PB709AR
MUTE
TDA7296
WF-AMP
NJM4558V-TE2
FILTER-W
DC-PROT
SET 9V
SET 9V
VAR L
VAR R
SET 11V
11V DET
17V
MUTE
17V
R_OUT
L_OUT
IIC
-17V
17V
-17V
SET 5V
IIC-E
STBY 7V
SDA
SCL
SCL-E
SDA-E
– 102 –
KF-42WE610K/50WE610K/60WE610K
K
RM-Y913K
RM-Y913K
RM-Y913K
(5) Schematic Diagram of AU (1/2) Board
1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D
E
F
G
H
I
J
D4701
D4703
C4714
C4727
C4710
C4711
C4713
C4715
C4716
C4719
C4720
C4721
C4723
C4724
C4726
C4728
C4729
C4732
R4701
R4702
R4703
R4704
R4705
R4710
R4711
CN4701
C4701
C4702
C4717
C4718
C4742
R4706
R4707
CN4702
C4783
C4782
C4784
C4785
C4786
C4787
D4709
D4710
D4711
D4712
R4799
R4800
R4802
D4702
R4801
C4745
C4744
C4743
C4741
C4740
C4739
C4738
C4737
C4736
C4735
R4718
C4709
C4708
C4707
C4706
C4705
R4709
R4708
C4722
C4730
C4731
C4733
C4734
C4703
C4704
L4701
IC4701
IC4703
IC4705
M1MA152WK
HZU11B1
PROTECT
PROTECT
100
50V
50V
2200
16V
0.22
16V
B:1608
0.01
25V
B:1608
0.33
10V
B:1608
0.0047
50V
B:1608
0.22
16V
B:1608
0.22
16V
B:1608
0.22
16V
B:1608
0.22
16V
B:1608
0.22
16V
B:1608
0.22
16V
B:1608
0.22
16V
B:1608
0.0047
50V
B:1608
0.01
25V
B:1608
0.0047
50V
B:1608
2.2k
1/10W
:CHIP
2.2k
1/10W
:CHIP
6.8k
1/10W
:CHIP
6.8k
1/10W
:CHIP
:CHIP
0
1/10W
:1608
20k
1/10W
:CHIP
20k
1/10W
:CHIP
#
TAB(CONTACT)
10
50V
10
50V
10
50V
10
50V
10
50V
5.6k
1/10W
:CHIP
18k
1/10W
:CHIP
18P
BROWN
10
50V
10
50V
10
50V
10
50V
0.1
16V
16V
B:1608
0.1
16V
16V
B:1608
MA111-TX
MA111-TX
MA111-TX
MA111-TX
0
1/10W
:CHIP
0
1/10W
:CHIP
0
1/10W
:CHIP
:CHIP
M1MA152WA
0
1/10W
:CHIP
:CHIP
0.01
25V
B:1608
0.0047 50V
B:1608
0.0047 50V
B:1608
2.2
50V
2.2
50V
1
50V
1000p
50V
:PT
27000p 50V
:MPS
680p
50V
:PT
0.15
50V
:MPS
0 1/10W
:1608
0.022
25V
B:1608
1000p
50V
:PT
27000p
50V
:MPS
680p
50V
:PT
0.15
50V
:MPS
22
1/10W
:CHIP
22
1/10W
:CHIP
0.1
16V
B:CHIP
4.7
50V
10
50V
10
50V
50V
50V
10
50V
50V
50V
10
50V
10
50V
:LAV35
47µH
NJW1149
NJM78M12DL1A
+12V REG.
NJM79M12DL1A
-12V REG.
-12V
+12V
R-CH
L-CH
+9V
AU+17V
AU-17V
GND
SP-MUTE
SP-DC-DET
– 103 –
KF-42WE610K/50WE610K/60WE610K
K
RM-Y913K
RM-Y913K
RM-Y913K
(6) Schematic Diagram of AU (2/2) Board
1
2
3
4
5
6
7
8
9
10
11
12
13
A
B
C
D
E
F
G
H
I
J
C4763
D4704
D4705
D4707
C4760
C4762
C4764
C4768
CN4703
C4769
R4723
R4729
R4744
R4746
R4752
R4753
R4756
R4757
R4758
R4760
R4762
R4768
R4728
R4759
R4763
R4766
R4829
R4828
R4827
R4750
CN4704
C4777
C4778
CN4705
CN4706
CN4707
CN4708
R4738
R4774
R4775
R4776
R4778
C4753
C4757
R4727
C4755
R4771
R4772
C4759
R4782
C4776
R4786
R4790
R4793
R4789
R4787
C4773
C4772
R4792
R4785
R4794
R4791
C4781
R4788
C4779
R4784
C4775
R4780
C4788
C4754
3.3µH
R4773
R4779
C4749
C4756
R4735
R4783
R4795
R4796
C4767
C4766
R4764
R4765
R4777
R4781
C4774
C4780
R4722
R4748
C4770
C4771
R4761
R4747
R4736
R4737
R4732
R4733
C4751
R4721
C4750
R4734
C4752
R4755
R4754
R4751
R4740
R4739
R4749
R4725
IC4704
IC4702
Q4710
Q4712
Q4713
Q4702
Q4711
Q4701
Q4703
Q4708
Q4706
Q4704
Q4707
Q4709
Q4705
220
25V
:BP
25V
:BP
MA111-TX
SPEED UP
SPEED UP
MA111-TX
DC-DET
MA111-TX
MUTE
10
50V
3.3
50V
50V
10
50V
100
50V
50V
4P
RED-L
:S-MICRO
0.1
50V
B:2012
0
1/10W
:1608
47k
1/10W
:CHIP
47k
1/10W
:CHIP
47k
1/10W
:CHIP
100k
1/10W
:CHIP
:CHIP
10k
1/10W
:CHIP
47k
1/10W
:CHIP
:CHIP
47k
1/10W
:CHIP
12k
1/10W
:CHIP
1k
1/10W
:CHIP
:CHIP
47k
1/10W
:CHIP
0
1/10W
:1608
2.7k
1/10W
:CHIP
100
1/10W
:CHIP
10k
1/10W
:CHIP
:CHIP
10k
1/10W
:CHIP
0
1/10W
:1608
0
1/10W
:1608
0
1/10W
:1608
1.2k
1/10W
:RN-CP
1P
#
F:1608
#
F:1608
#
1P
1P
1P
100k
1/10W
:CHIP
0
1/10W
:1608
1.2k
1/10W
:CHIP
47k
1/10W
:CHIP
5.6k
1/10W
:CHIP
4.7
50V
0.033
50V
:MPS
100k
1/10W
:CHIP
0.033
50V
:MPS
47k
1/10W
:CHIP
5.6k
1/10W
:CHIP
10p
0
1/10W
:1608
47p
4.7k
1/10W
:CHIP
47k
1/10E
:CHIP
:CHIP
3.3k
1/10W
:CHIP
47k
1/10W
:CHIP
100k
1/10W
:CHIP
47
50V
0.1
16V
B:1608
47k
1/10W
:CHIP
4.7k
1/10W
:CHIP
:CHIP
3.3k
1/10W
:CHIP
47k
1/10W
:CHIP
0.047
50V
:MPS
100k
1/10W
:CHIP
47p
0
1/10W
:1608
47p
180k
1/10W
:CHIP
10p
390
1/10W
:1608
390
1/10W
:1608
:1608
0.033
50V
:MPS
0.15
50V
:MPS
0
1/10W
:CHIP
3.3k
1/10W
:CHIP
:CHIP
0
1/10W
:CHIP
0
1/10W
:CHIP
0.1
50V
:MPS
0.1
50V
50V
:MPS
10
1W
:RS
:RS
10
1W
:RS
:RS
180k
1/10W
:CHIP
3.3k
1/10W
:CHIP
47p
0.047
50V
:MPS
0
1/10W
:1608
1k
1/10W
:CHIP
100
50V
50V
0.1
50V
B:2012
1k
1/10W
:CHIP
1.2k
1/10W
:RN-CP
1.2k
1/10W
:CHIP
10k
1/10W
:CHIP
:CHIP
10k
1/10W
:CHIP
2.7k
1/10W
:CHIP
:CHIP
0.033
50V
:MPS
0
1/10W
:CHIP
4.7
50V
0
1/10W
:1608
0.15
50V
:MPS
0
1/10W
:1608
:1608
15k
1/10W
:CHIP
:CHIP
36k
1/10W
:RN-CP
2.2k
1/10W
:CHIP
2.2k
1/10W
:CHIP
:CHIP
36k
1/10W
:PN-CP
22k
1/10W
:CHIP
TDA7265
AUDIO-AMP
NJM4558V-TE2
FILTER-W
2SC4081
LPF
2SC4081
BUFF
2SC4081
BUFF
2PD601AR
MUTE
2SC4801
LPF
2PD601AR
MUTE
2PD601AR
MUTE
2PB709AR
DC-DET
2PD601AR
DC-DET
2PB709AR
MUTE
2PD601AR
DC-DET
2PD601AR
MUTE
DTC143EKA
MUTE
-12V
+12V
L-CH
R-CH
+9V
SP-MUTE
SP-DC-DET
AU-17V
GND
AU+17V
CAUTION!!
Be careful about the heatsink applied to the audio
amp (IC4704 on the AU board), because it is con-
nected to the -17V line.
Be careful about the heatsink applied to the audio
amp (IC4704 on the AU board), because it is con-
nected to the -17V line.
– 104 –
KF-42WE610K/50WE610K/60WE610K
K
RM-Y913K
RM-Y913K
RM-Y913K
(7) Schematic Diagram of F Board
1
2
3
4
5
6
7
8
A
B
C
D
E
F
CN1906
CN1907
R1953
R1962
T1905
T1906
C1964
C1961
C1962
CN1912
CN1908
CN1902
CN1901
CN1903
F1901
C1926
VD1902
FH1902
0P
TAB(CONTACT)
4P
WHT
:VH
1M
1/2W
:SURGE
8.2M
1W
4.3MH
:LFC
10MH
:LFC
0.47
250V
:AC
1000p
250V
:E
1000p
250V
:E
#
0P
TAB(CONTACT)
#
2P
WHT
:PW-CN
FASTEN
TAB
5A
250V
4700p
250V
:E
ERZV14D621
Click on the first or last page to see other KF-42WE610K / KF-50WE610K / KF-60WE610K service manuals if exist.