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Service Hints & Tips

Document ID: RMIE-3EDH36

PCServer720 - Fails to boot after flashing BIOS level 10

Applicable to: World-Wide

Abstract
Server 720 Won't Boot After Flashing to BIOS 10

Symptom
The PC Server 720 (8642) completes POST but fails to boot the Operating System.

Problem Isolation Aids
- The PC Server 720 was just flashed to BIOS level 10

Fix
Download ZPLUS.EXE from the IBM PC Co. Bulletin Board (BBS). The diskette image is located on a private directory so it must be accessed via the BBS dial-up interface and not via the WEB.

Logon to the BBS using the following:

First name: Server
Last name: Hidden
Password: Server

After downloading ZPLUS.EXE, use the following procedure:
1. Expand the ZPLUS image onto a blank diskette.
2. Insert and boot to this diskette.
3. The following messages will appear:
"Clearing CD boot data area"
"Program complete"
"Restart you server"
4. Remove the diskette and reboot to the Operating System.

Not all systems flashed to BIOS 10 will experience this hang. ZPLUS clears the area of NVRAM causing the hang.

An engineering investigation is currently in progress. This RETAIN tip will be updated when additional information is available.

SAS Keywords :
PSY2 PSY2ERR PSY2ADPT UNCLASSIFIED
FLASH HUNG

Search Keywords

Hint Category

Lock-up/Hang, Retain

Date Created

17-02-97

Last Updated

18-05-98

Revision Date

15-05-99

Brand

IBM PC Server

Product Family

PC Server 720

Machine Type

8642

Model

TypeModel

Retain Tip (if applicable)

H136594

Reverse Doclinks
and Admin Purposes