SWITCH I
1 2 3 4 5 6 7 8
SWITCH II
1 2 3 4
K/B TYPE
ENHANCED
OFF
PARALLEL PRIMARY
OFF ON
COPROCESSOR
NOT INST
ON
SECONDARY
OFF OFF
RAM SIZE
640KB
OFF OFF
DISABLE
ON ON
512KB
OFF ON
SERIAL
PRIMARY
OFF OFF
256KB
ON ON
SECONDARY
ON OFF
MONITOR TYPE
COLOR(40X25)
OFF ON
DISABLE
ON
COLOR(80X25)
ON OFF
MONOCHROME
OFF OFF
NO. OF FDD(S)
SINGLE
ON ON
DUAL
OFF ON
Figure 1-12. DIP
switch label
When a switch is up, it is on. When a switch is down, it is off. To change
a setting, use a hard, thin object, such as a small screwdriver.
DIP switch set 1 (internal operations)
The system functions controlled by each switch in set 1 are listed in
Table 1-2 and described below.
Table 1-2. DIP switch set 1
1
2
3
4
5
6
7
8
Keyboard type Enhanced
O F F
Coprocessor
Not installed
ON
Installed
OFF
RAM Size
640KB
OFF
OFF
512KB
OFF
O N
256KB
O N
ON
Monitor and
Color(40X25)
O F F ON
adapter type
Color(80X25)
O N
OFF
Monochrome
OFF
OFF
Enhanced
ON
ON
Number of
1
ON
ON
floppy disk
2
OFF
O N
drives
3
ON
O F F
4
OFF
O F F
1-14
