Read Sony KV-SW29M50 (serv.man2) Service Manual online
– 57 –
KV-SW29M50/M80
RM-W104
PRINTED WIRING BOARD
[VELOCITY MODULATION]
VM
– VM board –
[FRONT PANEL]
H
4
+B
NC
NC
GND
9V
GND
VM
QP-
NC
QP+
QP+
VM
VM
E
E
QP+
QP-
QP-
1-863-252-11
(1-724-646-11)
R1
R5936
R5937
L5901
A5902
A5906
CN2801
1
3
CN5901
1
6
CN5904
C5902
C5903
C5904
Q5901
C5905
Q5902
B
E
Q5903
C5907
Q5904
B
E
C5908
Q5905
C5909
Q5906
B
E
C5910
C5911
C5912
C5913
C5914
C5915
C5916
C5917
C5918
C5920
D5902
D5903
D5904
D5905
R5902
D5906
R5903
D5907
R5904
R5907
R5908
R5909
R5910
R5911
R5912
R5913
R5914
R5915
R5916
R5917
R5918
R5919
R5920
R5921
R5922
R5923
R5925
R5929
E
B
E
B
E
B
1
3
B
E
E
B
E
B
C5901
L5902
L5903
CN5903
NC
CY-
CY+
C5923
R5900
R5948
R5947
R5949
Q5912
Q5913
R5951
R5950
R5952
R5906
D5901
R5905
C5906
Q5914
1
12
FB5900
NC
NC
NC
NC
(TO VM COIL)
(TO DL CN8802 & TO D3 CN2802)
(TO A CN003)
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 –
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