Seagate ST11900W/WD/WC manual Drive specifications, Seek time ms typ, Operating environment

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Hawk 2 (Wide bus) Family Install Guide, Rev. C 15

Drive specifications

Product	Hawk 2 family (wide)
Information	ST12400W/WC ST12400WD
Interface [7]	SCSI-2 Fast	SCSI-2 Fast
Cache Type	Multi-segmented, 256 Kb*
Capacity MB
Unformatted	2537	2537
Formatted [1]	2148	2148
Cylinders	2621	2621
Heads	19	19
Sectors/track (Avg.)	84	84
Recording method	RLL (1,7)	RLL (1,7)
Rev/min	5411	5411
Seek time (ms typ.) [2]
Average Read	9.3	9.3
Write	10.8	10.8
Operating environment
Ambient temp. [4]	------ 5oC to 50oC-----
HDA max temp. [3]	-----------60oC----------

Power requirements (Versorgungsspannungen)

+12 V+/-5% (Max [6]		1.0	A	1.0	A
(Max Start) [5]		2.4	A	2.4	A
+5 V +/-5% (Max) [6]		1.0	A	1.2	A
Power Idle	(Typ)	9.0	W	10.8 W
Oper.	(Typ)	12.1 W		14.6 W

*Optional 1 MB

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Contents

Hawk 2 Family Wide Bus ST12400W/WD/WC ST11900W/WD/WC ContentsHawk 2 Wide bus Family Install Guide, Rev. C Electromagnetic interference EMI con- siderations IntroductionPage Before you begin Page Hawk 2 Wide bus Family Install Guide, Rev. C Safety instructions Sicherheitsanleitung Installation Overview Page Product repair information Product repair and return information SeaFONE 408/438-8222 Technical support servicesSeaFAX 408/438-2620 SeaBOARD SeaTDD 408/438-5382Modem Maximum Location Number Baud Rate BBSPower requirements Versorgungsspannungen Drive specificationsSeek time ms typ Operating environmentProduct Hawk 2 family wide Information ST11900W/WC ST11900WD Page Scsi interface cable connection Initial setup informationDC Power connection Scsi address selection DC power connection, 68 pin Scsi I/O connectorTerminator resistor packs Write precompensation and reduced write current Optional parity bit enableRead/Write head auto-park Scsi I/O ST12400W/WD family 68 pin Scsi I/O drives Drive configurationST12400WC family 80 pin Scsi I/O drives See PCB Cath Hawk 2 Wide bus Family Install Guide, Rev. C RES Hawk 2 Wide bus Family Install Guide, Rev. C Not applicable to WC model drives SSP Disc drive mounting Drive installation040 in .02 mm Hawk 2 Wide bus Family Install Guide, Rev. C Grounding Scsi interface drives Hawk 2 Wide bus Family Install Guide, Rev. C