Read Sony KV-SW29M20 Service Manual online
– 56 –
KV-SW29M20
RM-W104
PRINTED WIRING BOARD
[VELOCITY MODULATION]
VM
– VM board –
[FRONT PANEL]
H
4
1
5
CN1900
C1900
C1901
D1900
D1901
D1902
D1903
O
VCC
IC1900
JW1600
JW1601
A3900
VD601
CN1651
CN1652
S1650
G
LED
R
LED
GND
IN
SIRCS
SEN
3.3V
1-863-253-12
(1-724-647-12)
R2
AC OUT
AC OUT
AC IN
AC IN
– H4 board –
R5936
R5937
R5947
R5948
R5949
R5950
R5951
R5952
FB5900
L5901
L5902
L5903
A5902
A5906
CN2801
1
3
CN5901
1
6
1
3
CN5903
1
12
CN5904
C5901
C5902
C5903
C5904
E
B
Q5901
C5905
Q5902
B
E
C5906
E
B
Q5903
C5907
Q5904
B
E
C5908
E
B
Q5905
C5909
Q5906
B
E
C5910
C5911
C5912
C5913
C5914
C5915
E
B
Q5912
C5916
B
E
Q5913
C5917
E
B
Q5914
C5918
C5920
C5923
D5901
D5902
D5903
R5900
D5904
D5905
R5902
D5906
R5903
D5907
R5904
R5905
R5906
R5907
R5908
R5909
R5910
R5911
R5912
R5913
R5914
R5915
R5916
R5917
R5918
R5919
R5920
R5921
R5922
R5923
R5925
R5929
+B
NC
NC
GND
9V
GND
VM
QP-
NC
QP+
QP+
VM
VM
E
E
QP+
QP-
QP-
1-863-252-12
(1-724-646-12)
R2
NC
CY-
CY+
NC
NC
NC
NC
(TO VM COIL)
(TO DL CN8802 & TO D3 CN2802)
(TO A CN003)
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