SW1, SW2, SW3, and SW4 S\Nitch Locations
SWITCHES
SW1, SW2, SW3, SW4
Figure 22
Switch settings for SW1, SW2, SW3, and SW4 which set the
addresses are given in the following table.
Table 9.5
BIOS and I/O Address Switch Settings
Switch
BIOS Address
I/O Address
SW1
SW2
SW3
SW4
0
0
0
0
COOOO-C1 FFF*
1FO
1
0
0
0
C2000-C3FFF*
320
0
1
0
0
C4000-C5FFF*
1FO
1
1
0
0
C6000-C7FFF*
320
0
0
1
0
C8000-C9FFF
+
1FO
1
0
1
0
CAOOO-CBFFF
320
0
1
1
0
CCOOO-CDFFF
1FO
1
1
1
0
CEOOO-CFFFF
320
0
0
0
1
DOOOO-D 1FFF
1FO
1
0
0
1
D2000-D3FFF
320
0
1
0
1
D4000-D5FFF
1FO
1
1
0
1
D6000-D7FFF
320
0
0
1
1
D8000-D9FFF
1FO
1
0
1
1
DAOOO-DBFFF
320
0
1
1
1
DCOOO-DDFFF
1FO
1
1
1
1
DEOOO-DFFFF
320
*
These are illegal address settings.
+
Factory default setting.
Disc Drives
111