NAD M22 Service Manual page 18

.LED&TRIGGER&TOUCH VM1.0
trig in
17 - 0 2 0 0 1-5 5
J 10 1A
5
4
3
2
1
SW 1
2 1
)
SW (T O U CH
Wh i t e l e d b r i g h t n e s s A DJ
Q 10 9
D T C114 E KA
Q 111
D T C114 E KA
D G N D D G N D
Q 116 A -L ED
D T C114 E KA
D G N D
1 1
R2 8 4
P1 10
4 7 0 R 232 gnd PB 1 PB 2
1
2
1 0 K J
R2 8 7 3
C165 D 13 8
4
R2 8 8
100N 4 v7 T O M A IN
232 gnd
Trigger
5V L
Q 114
D T A 114
Q 115
D T C114 E KA
3V 3D
PW M -L ED
D G N D
Q 112
W/R-L E D
D T C114 E KA
Q 110
D T C114 E KA
D G N D
L ED I n d i c a t o r
D G N D
LED
C17 4
G N D
U 101
1
G PO 1
G PO 2
G PO 0
3
T O G G L E
4
D EL A Y
G N D G N D
1
C 1 7 5
5V L
1 0 0 N
C 1 7 6
2 U 2
L 104
D G N D
FB
5V S 8
3V 3D 7
W/R-L E D
6
A -L ED
5
4
PW M -L ED
3
2
1
5V S CO N 108
4
3
t ouc h on
2
1
D G N D
V CC
1
CO N 10
L 100
4
FB
3
C110 G PO
2
2 . 2 N F 10 U
FB
1
L 105
G N D
G N D
C111
10 0 N
12
SCA N R / SL EEP G N D
11
X RES
10
/
FS S CS3
9
A RST
G N D G N D G N D
C Y 8CM B R 2 0 4 4
TOUCH