Compaq DESKPRO 386 - Asynchronous Communications;Parallel Printer

8-34 Chapter 8, Jumper Settings and Switch Settings
Addendum 108431-001 (11-88) to
Manual No. 108033-003
Table 8-21. Asynchronous Communications/Parallel Printer Board
(assy. no. 000990) Switch Settings
Switch Function Setting
1 Reserved Always OFF
2 Reserved Always OFF
3, 4 Parallel Port Select/Disable
LPT1 SELECTED
LPT2 SELECTED
LPT3 SELECTED
LPT DISABLED
3 = ON
3 = OFF
3 = ON
3 = OFF
4 = ON
4 = ON
4 = OFF
4 = OFF
5, 6 Asynchronous interface
COM1 SELECTED
COM2 SELECTED
DISABLE
5 = ON
5 = OFF
5 = OFF
6 = ON
6 = ON
6 = OFF