Adapter Address Jumper; Processor Activity Timer Jumper - IBM RT PC Options Installation

Adapter Address Jumper

Processor Activity Timer Jumper

The Adapter Address Jumper J4 is used to indicate that an Address
Module is present and should be set to the Internal position.
The setting of the Processor Activity Timer Jumper J5 determines if
processor activity is monitored or not monitored. Jumper J5 should
be set to the Monitored position.
Section 6. Communication and Network Adapter Options 6-25