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Service Hints & Tips

Document ID: MQUN-3RRRBY

This document is provided to IBM and our Business Partners to help sell and/or service IBM products. It is not to be distributed beyond that audience or used for any other purpose.

PC Server 500 / 520 - Micro Channel Health Check

Applicable to: World-Wide

Server 500/520 Micro Channel Hardware Requirements
ECA003/H133326 is required to prevent multiple DDD SCSI drives in Server when only one is actually defunct.
ECA006/H133523 ECA006 is required if system uses IBM PCI RAID Adapter (does not apply to Server 500). NOTE: This ECA is for PCI RAID Mylex 2.43, current firmware for MCA RAID is 2.21 and should be checked.
ECA012/H161379 provides for the replacement of some SCSI 1.12GB and 2.25GB hard drives in PC Server 300, 320, 325, 330, 500, 520, and 720 systems. The affected hard drives may experience read/write errors which could cause defunct drive(s) (DDD).
Retain Tip H122801: Bowed backplanes may cause hard disk problem.
Retain Tip H015437: Server may trap with 8x8MB or 8x32MB parity simms installed. This problem is fixed with a new level of the memory riser.
Retain Tip H133777: Incorrect installation of jumpers on backplanes may cause RAID problems.
Retain Tip H134111: Firmware change (C43) needed for all Quantum Pass4 drives (RAID) to improve RAS. Enhancements made to recovery and hardware retry thresholds increased.
Retain Tip H135499: Servers may hang intermittently if PCI RAID adapter cache contains certain 4 MB Hyundai SIMM.


Keywords:
health, 500, 520, 8641, checklist, MCA, ECA, D/T8641, Check list

Search Keywords

health, 500, 520, 8641, checklist, MCA, ECA, D/T8641, Check list

Hint Category

ECA

Date Created

16-02-98

Last Updated

22-12-98

Revision Date

22-12-99

Brand

IBM PC Server

Product Family

PC Server 500, PC Server 520

Machine Type

8641

Model

various

TypeModel

Retain Tip (if applicable)

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