acerpc

Thanks Matt, I have tried both suggestions, the F12 option to boot off CD/DVD brings up the message


broadcom UNDI, PXE-2.1 (build082) v1. 0.5a
copyright (C) 2000-2003 Broadcom corp
copyright (C) 1997-2000 Intel corp
All rights reserved.
PXE- E61:Media Test failure, check cable
PXE-MOF: Exiting broadcom PXE ROM
Operating system not found

This is the full message, can you help,
Cheers Guy