Model 1570-6 Keyboard Layout
1
8
7
20
16
21
17
18
19
22
Model 1560-6 and 1530-6 Keyboard Layout
1
8
7
20
16
21
17
18
19
22
2
9
10
23
24
25
2
9
10
23
24
25
- 6 -
3
4
11
12
26
27
3
4
11
12
26
27
5
6
13
14
28a
29
30
5
6
13
14
28b
29
30
15
31
32
33
34
15
31
32
33
34