Seagate ST31230WC, ST31230DC, ST31230WD, ST32430WD, ST32430DC manual Tors for single-ended I/O only

Page 33

Hawk 2LP (Wide) Installation Guide, Rev. A

31

continued from previous page

 

I/O pin 26 to the drive's internal termina-

 

tors (for single-ended I/O only).

Off

See above explanations for TP jump

 

ers.

J1-Auxiliary

 

Jumper

Jumper Function Description ("W"

Installation

and "WD" models only)

A3,A2,A1,A0

Drive ID on SCSI Bus (J1-auxiliary or J6

 

may be used, as the ID circuits are wired

 

in parallel). The drive ID is binary coded

 

positionwise i.e. jumper in position A3 is

 

drive ID 8, A2 is drive ID 4, position A1 is

 

ID 2, position A0 is ID 1 and no jumpers

 

is ID 0. Default is ID = 0. Both J1-

 

auxiliary and J6 should not be used at

 

the same time, because at some future

 

time when the ID is changed the user

 

could fail to configure both J1-auxiliary

 

and J6 the same. "WC" and "DC" Mod-

 

els, do not have J1-auxiliary.

J6 Jumper

Jumper Function Description ("W"

Installation

and "WD" models only)

A3,A2,A1,A0

Drive ID on SCSI bus. Either J6 or J1-

 

Auxiliary (optional) may be used to

 

select drive ID. Both should not be used

 

at the same time, because at some

Image 33
Contents Installation Guide Contents Electromagnetic interference EMI con- siderations IntroductionPage Before you begin Page Page Safety instructions Vorsicht SicherheitsanleitungInstallation Overview Page Product repair information Product repair and return information ShippingTechnical support services SeaBOARD service SeaFone telephone number 408/438-8222SeaTDD telephone number 408/438-5382 Location Number ModemModel Hawk 2LP family Wide informationScsi interface cable connection Initial setup informationDC power connection, 68 pin Scsi I/O connector DC Power connectionScsi address selection Terminator resistor packs Optional parity bit enable Read/Write head auto-parkWrite precompensation and reduced write current Scsi I/O WD family 68 pin Scsi I/O drives Drive configurationHawk 2LP family WC and DC model 80 pin Scsi I/O drives Drive configurator Hawk 2LP family W/WD model Drive configurator Hawk 2LP family W/WD models Drive configurator for Hawk 2LP family WC/DC models Page Removable terminator circuits are enabled InstalledOff DS ME Default settingTP Position a TP TPTors for single-ended I/O only Model WC/DC only Models W and WD onlyDisc drive mounting Drive installationHawk 2LP Wide Installation Guide, Rev. a Hawk 2LP Wide Installation Guide, Rev. a Grounding Scsi interface drives

ST31230DC, ST31230W, ST32430W, ST31230WD, ST32430DC specifications

Seagate, a pioneering force in the hard drive industry, introduced a series of SCSI disk drives in the early 1990s, notably the ST32430WC, ST32430WD, ST31230WC, ST32430DC, and ST31230WD. These drives showcased innovative features and cutting-edge technology for the era, establishing a benchmark for performance and reliability.

The ST32430WC and ST32430WD are notable for their high-performance capabilities. With a storage capacity of 2.1 GB, these drives were designed primarily for workstations and servers. They utilized a fast 10,000 RPM spindle speed, enabling quick data access and improved data throughput. The "WC" and "WD" designations indicate SCSI interface types, with the "WC" models featuring Wide SCSI support, offering increased data transmission rates. Additionally, the drives implemented Seagate's advanced error correction and data integrity technologies, which ensured reliability for enterprise applications.

On the other hand, the ST31230WC and ST31230WD offered similar specifications but came with slightly different capacities, reaching up to 1.0 GB. Like their higher-capacity counterparts, these drives provided wide interface capabilities and boasted robust error correction features. Their reliability and performance made them ideal for small servers and high-performance workstations where quick access to data was a crucial requirement.

The ST32430DC, or the "DC" model, was designed with a focus on different enterprise applications. This variant exhibited a dual-port SCSI interface, allowing for connectivity to multiple systems. This feature made it highly suitable for multiprocessing environments, where uptime and data access rates are paramount. The drive's design was geared towards high-availability systems that required redundancy and consistent performance.

All these models leveraged Seagate's commitment to building high-reliability drives with extended lifespans. They were equipped with advanced thermal management features, ensuring stable operation even under heavy workloads. This technological foundation, combined with superior craftsmanship, positioned Seagate as a leader in the SCSI market during this pivotal time in computing history.

As the technology landscape has evolved, the ST32430 and ST31230 series may now be considered retro, but their legacy remains significant. They paved the way for modern storage solutions, and their development reflects a crucial period in the evolution of data storage technology. The foundational principles established in these drives continue to influence the design and functionality of today's advanced storage systems.