I/O Memory Address Jumpers (W10-W13) - IBM RT PC Options Installation

I/O Memory Address Jumpers (W10-W13)

6-14 Options Installation
When using two Baseband Adapters, you must change the factory-
set I/O memory address of one. Note the configuration of jumpers
W10-W13, and use the following chart to select a different address,
When using a single Baseband Adapter, you may change the I/O
memory address jumpers W10-W13 to an alternate setting listed
below.
Note: Ensure that memory addresses do not conflict with those of
other adapter options. See "Conflicting Memory Addresses" on page
1-19.