XP1000 NT4 – EV6

This Field Change Order (FCO) addresses a system hang issue occurring on Compaq Professional Workstations XP1000 configured with EV6 V2.3 chips when running Windows NT4.0 Service Pack 4 or 5.

Key Information

• Problem: Incompatibility between EV6 V2.3 chips and Windows NT4.0 (SP4/SP5).
• Solution: Upgrade to the new EV6 V2.4 chip by replacing the system board.
• Required Part: FCO Kit EQ-01769-01 (includes the V2.4 system board, update floppy, and necessary software).

Installation Highlights

• Mean Time to Install: 30 minutes.
• Safety: Always follow ESD precautions and allow 2 minutes after powering off for components to cool.
• Software: The HAL/PAL and AlphaBIOS firmware must be updated using the provided floppy disk in the specific order instructed to ensure the system boots correctly.