2.992 bytes

Service Hints & Tips

Document ID: MCGN-3QNQWC

Server Options - 3518 Synchronization may fail with 2.25GB

Applicable to: World-Wide

SYMPTOM:
"Check Consistency" errors during synchronization of RAID 5 Logical drives, or Defunct (DDD) drives with any RAID level may be experienced.

PROBLEM ISOLATION AIDS:

All of the following must be true for this Tip to apply:

- There are more than 6 x 2.25GB Hard Drives FRU p/n76H0958 (Option p/n's 07H0387 / 94G2650 / 70G9862) in a IBM 3518 External Storage Enclosure with daisey-chained backplanes

- The backplane (s) that these drives are connected to are daisey-chained.

- The 3518 is attached to any RAID / ServeRAID / ServeRAID II Adapter / Controller in a IBM PC Server / Netfinity server.

FIX:
Connect each populated Backplane in the 3518 to a separate SCSI Channel.

Refer to RETAIN TIP Record# H133777 for additional info on backplane jumper settings.

  SAS KEYWORDS:

    PSY2               PSY2DASD           UNCLASSIFIED       D/T3518

    DEFUNCT            DDD                P/N76H0958         P/N07H0387

    P/N94G2650         P/N70G9862

	Search Keywords	PSY2, PSY2DASD, UNCLASSIFIED, D/T3518, DEFUNCT, DDD, P/N76H0958, P/N07H0387, P/N94G2650, P/N70G9862
	Hint Category	Hard Drives, Retain
	Date Created	12-01-98
	Last Updated	12-01-99
	Revision Date	12-01-2000
	Brand	IBM PC Server
	Product Family	Rack/Storage Enclosures
	Machine Type	3518
	Model	Various
	TypeModel
	Retain Tip (if applicable)	H125499
	Reverse Doclinks and Admin Purposes	USA=A, EMA=A, AFE=A, Owning B.U.: USA