IBM X.25 - Manual (Page 17)

Chapter 2. Installation
This chapter lists the hardware and software/microcode requirements
and provides information for setting up and installing the IBM PCI
co-processor adapter.
Installation Requirements
The PCI co-processor adapter requires the following hardware,
software, and microcode.
Hardware
The PCI co-processor adapter requires a half-length, 5-volt,
32-bit slot. It can be installed into any PCI-compliant computer.
The Electronic Emission statement in this manual may be
different than the Electronic Emission statement in the manual
that came with your system. Use the Electronic Emission
statement that corresponds to higher emission test limits.
One of the following electrical interface cables (or equivalent).
The cable dimensions are listed under “Adapter Cable Options”
on page 1-3.
– Cable Option X.21
– Cable Option V.24
– Cable Option V.35
Hardware Tools
Medium-size flat-blade screwdriver
Optional:
– Medium screwstarter
– 3/16-inch nutdriver
– 1/4-inch nutdriver.
 Copyright IBM Corp. 1996 2-1