Circuit Diagrams and PWB Layouts
10.
10.6 E 715G5252 Keyboard control panel 3500/4000 series
10-6-1
Keyboard
19240_513_120215.eps
120629
Keyboard control panel
E
E
2011-10-05
1
715G5252
Keyboard control panel
KEY2
KEY1
SOURCE
VOL-
VOL+
CH-
CH+
POWER
----><----|
----><----|
----><----|
----><----|
----><----|
----><----|
----><----|
----><----|
S
W0
2
0
TA
C
T
S
W FWRD H1
.5
MM
R0
2
0
470R
1/
8
W 1
%
R
017
2K2 1/
8
W 1
%
S
W0
2
2
TA
C
T
S
W FWRD H1
.5
MM
R0
2
2
5K6 +-1
%
1/
8
W
C
019
N
C
/100N
50V
C023
100N 50V
C0
1
6
NC/1
0
0
N 5
0
V
CN016
CONN
1
2
3
4
5
R0
1
8
5K6 +-1
%
1/
8
W
R024
NC/0R05 1/10W
S
W0
1
6
T
A
CT
S
W FWRD H1
.5
MM
S
W0
2
1
T
A
CT
S
W FWRD H1
.5
MM
S
W0
1
7
TA
C
T
S
W FWRD H1
.5
MM
C
020
N
C
/100N
50V
C0
1
7
NC/1
0
0
N 5
0
V
S
W0
1
9
TA
C
T
S
W FWRD H1
.5
MM
C024
100N 50V
R
016
470R
1/
8
W 1
%
R0
2
1
2K2 1/
8
W 1
%
R025
NC/1K 1/10W 1%
C
021
N
C
/100N
50V
R023
0R05 1/10W
C0
1
8
NC/1
0
0
N 5
0
V