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Product Information

Document ID: DDSE-46WQSG

4.51GB Wide Ultra SCSI Hot-Swap Hard Drive - Product Overview

Applicable to: World-Wide

General Information
This high performance, large capacity hard disk drive offers hot-swap function for PC Servers and complete an outstanding solution for disk-intensive network server environments.

Warranty: 3 year limited Customer Carry-In Exchange

Packaging:
One box containing...

• 4.51GB Wide Ultra SCSI hard disk drive mounted on wide-body tray
• Installation publications
• Warranty

Marketing and FRU Part Numbers
World Wide...
Marketing part number -> 94G7491
FRU part number -> 76H5817

Product Dates
World Wide...
Announce Date-> 5/20/1997
Planned Availability Date-> 5/20/1997
Withdrawal Date-> Not Applicable
Effective Withdrawal Date-> Not Applicable

Technical Specifications
Performance Specifications as known at time of announcement:

Average access time: 13.17ms

Capacity: 4.51GB

Form factor: Slim high

Interface type: Wide Ultra SCSI

Maximum data transfer rate: 40MB/s

Platter RPM: 7200rpm

Predictive Failure Monitor: Yes

Read/write head technology: Magneto Resistive (MR)

Rotational speed: 7200 rpm

Seek time: 9ms

Storage capacity: 4.51GB

Physical, Environmental, and Compatibility Specifications as known at time of announcement:
Weight: 1.01lbs
Height: 1.00 inch
Width: 4.00 inches
Depth: 5.75 inches

Operating Temperature:

• low of 5 degrees Celcius to a high of 50 degrees Celcius

Relative Humidity: low of 5% to a high of 90%

Agency Approvals:

• CSA
• IEC
• TUV
• UL

Hardware Requirements for IBM systems:

• PC Server 330 (8640 - PB0, 11Y, 21Y, EM2, ES0, ES2, ESS, PM0)

Hardware Requirements for Non-IBM systems:
This hard disk drive adheres to the SCSI-3 ANSI X3.131:1994 standard and is designed to be compatible with systems configured with Wide Ultra SCSI and SCSI-2 Controllers that support this specification.

Other:

• No-ID sector formatting
• System Monitoring and Reporting Technology (S.M.A.R.T.), in combination with TME 10 NetFinity, can alert the system administrator if a problem occurs up to 24 hours in advance.
• Platter densities to 1GB per 3.5 inch disk
• Type III tray

Document Note(s):

1. The symbol * is used to denote that the information is currently unavailable for this product.
2. All dates are represented in the US English format of mm/dd/yyyy (where mm=month, dd=day, yyyy=year).
3. FRU stands for Field Replacement Unit. It is the part number used for ordering service/replacement parts.
4. Effective Withdrawal means that on the given date IBM will have withdrawn the products from marketing. After that date, the product can not be obtained directly from IBM.

	Search Keywords
	Document Category	Overview
	Date Created	17-04-98
	Last Updated	14-04-99
	Revision Date	13-04-2000
	Brand	IBM Options
	Product Family	Hard Drives
	Machine Type	4.x GB
	Model	94G7491
	TypeModel
	Retain Tip (if applicable)
	Reverse Doclinks and Admin Purposes