Page is under construction.
Apple Hardware Test for Xserve-PowerPC has at least these version numbers (made 2002-2006):
1.0 , 2.0.1
This OVERVIEW link has All the AHT and other Test software here:
http://macintoshgarden.org/apps/apple-hardware-test-cds
Compatibility:
AHT is a Firmware program, it does NOT run on Mac OS.
Category:
Drivers & Hardware Support
Year released:
2002
Publisher:
Apple
System:
Mac OS X
Architecture:
PPC