Quatech RS-422/485 Network Card User Manual


 
2 HARDWARE INSTALLATION
If the default address and interrupt settings are sufficient, the MPA-200 can be
quickly installed and put to use. The factory default settings are listed below in
Table 1.
Table 1 Default Board Configuration
DMA/DRQ 1DMA/DRQ 3IRQ 5300 hex
RxDMATxDMAInterruptAddress
1. If the default settings are correct, skip to step 2, otherwise refer to the
chapters ADDRESSING on page 15, INTERRUPTS on page 17, and
DIRECT MEMORY ACCESS on page 18 for detailed information on
how to set the address, IRQ, and DMA levels.
2. Turn off the power of the computer system in which the MPA-200 is
to be installed.
3. Remove the system cover according to the instructions provided by the
computer manufacturer.
4. Install the MPA-200 in any vacant expansion slot. The board should
be secured by installing the Option Retaining Bracket (ORB) screw.
5. Replace the system cover according to the instructions provided by the
computer manufacturer.
6. Attach and secure the cable connectors to the desired equipment.
Quatech Inc., MPA-200/300 Manual 4