Changing Settings on the Audio Communications Board
B-7
b. Use a ballpoint pen to slide the following DIP switches:
For the digit in position x, set switches 13 and 12
accordingly. This digit can be 0, 1, 2, or 3 only.
For the digit in position y, set switches 11 through 8
accordingly. This digit can be 0 through F.
For the digit in position z, set switches 7 and 6
accordingly. This digit can be 0, 4, 8, or C only.
Remember, the last 0 in the address is preset; you do not
have to set any switches.
Caution
Do not
use a pencil. The graphite can damage the switches.
For example, to set the address to 0200, set the switches like
this:
Or, to set the address to 16C0, set the switches like this:
You
’
ll need to specify the new I/O port address setting
during software installation, as explained in Chapter 4.
ON
1
2
3
4
5
6
7
8
2
0
Logical 0
Logical 1
0
0
13 12 11 10 9
8
7
6
ON
1
2
3
4
5
6
7
8
6
C
Logical 0
Logical 1
1
0
13 12 11 10 9
8
7
6