HP 98568A Installation Instruction page 177

SKIP?
HP 98644A Asynchronous Serial Interface
The interface is preset to interrupt level 3. Unless you
are certain that interrupt level 3 is inappropriate for your
application, leave the interrupt level setting alone and skip to
step 4.
a. Find the group of switches labeled SWl by referring to Figure 5-3l.
Switches 4 and 5 in this group determine the interrupt level.
b. Set the interrupt level to the desired value by referring to the following
table:
Table 5-18.
Interrupt Switch Switch
Level
5
4
3 0 0
4
0
1
5
1
0
6
1 1
4. Set the MODEM ENable Switch.
a. Find the group of switches labeled SWl by referring to Figure 5-3l.
Switch 3 in this group is the MODEM EN able switch.
b. Set the MODEM ENable switch as follows:
• If you intend to connect an HP 2686A Laserjet printer, an HP
92205A/C Hayes Smartmodem, or a uucp, set this switch to 1 as
shown in Figure 5-3l.
• If you intend to connect a terminal or the HP 39800/01A bar
code reader, set this switch to 0, which is opposite that shown in
Figure 5-3l.
5. Set the 626 Switch.
a. Find the group of switches labeled SWI by referring to Figure 5-3l.
Switch 2 in this group is the 626 switch.
Adding Interface Cards 5-81