Instruction/ maintenance manual of the product ST9420A Seagate
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. . . . . . . . . . . . . . . . . . . . . . . . . . Mar at hon 420 s l . . . . . . . . . . . . . . . . . . . . . . . . . . (ST 94 20A, ST 94 20AG ) . . . . . . . . . . . . . . . . . . . . . . . . . . A T I nte rface Driv es . . . . . . . . . . . . . .
©1995 Sea gat e T echnology , Inc. All rights reserv ed Publication Num ber: 3630 5-1 01, Rev . A August 1995 Seagate , Se agate T echnolog y and the Seagate logo a r e regis- tered t rade marks of Seag ate T echnology , Inc. S ea F AX, Sea- FONE, Sea BOARD and Sea TDD a re t radem arks of Seagat e T echnology , Inc.
Read before you b egin ... Applicati on. This drive use s the A T A interface and is d esigned for IBM A T a nd comp atible pers onal comp uters. It is in tended fo r use with UL-l isted comp ute rs or simi lar product s.
only facilities author ized to rep air Seagat e drives . Seagate does not sanct ion any th ird- par ty repair fa ci lities. W arranty . See your author iz ed Seaga te distribut or o r dealer . Configu ring the drive 1. Put on a grounded w rist strap. Wea r the groun ded wrist strap thro ughout the installatio n proc edure.
Master/slave configuration jumpers Pin 1 Pin 20 removed for keying Circuit board B D A C Drive is master; slave may be detected using DASP– signal Drive is master; Seagate slave drive present Drive is slave; Seagate master drive present Use CSEL pin grounding to differentiate master from slave Figure 1.
1. Turn off the computer and r emove the batt ery. 2. Put on a grounded wrist strap. 3. Open your comput er case. Se e y our s ystem manual for instruc tions. Caution. Ope ning t he case may void your comp uter ’s warranty. 4. Connect the 44-pi n interface/pow er cable.
applica tion, you must use MCC- compa tible connector s and m ounting hardwar e . If the mou nting h oles in your comp uter do not line up with t he mounting holes on th e drive, your computer may not be MCC-com patible.
T o en t e r thes e driv e specificat ions into yo ur syst em BIOS, follow these st eps: 1. Turn on your computer. 2. Run the syst em setup program . This progr am conf i g ure s the system BIOS to recognize your drive. In som e comput ers you run the sys te m setup pr ogram by pressing special keys while the compu t er is booting u p.
progr am does not allow you to s pecify a custo m drive t ype, your drive may b e ab l e to emulat e one of the predef ined drive ty pes. Select a p redefine d drive type that has a capacit y as clo se as poss i b le to, but not gr eater than , the BIOS calcu l ated capacit y of your drive (as shown in t he table on page 5).
Format ting and par titionin g the drive Caution. Fo r mat ting o r partitioning a dr ive t h at conta ins dat a may des t roy all dat a on the drive. Befor e repar titioning or ref orma t tin g a drive t hat con tains data, make sure all data on t hat dr i ve has been saf ely backed up.
High-l evel formatting High-le vel forma tting v erifies the informat i on wr itten by the low- level format and creat es file allocation tables use d to catalog an d access files. Caution. Make sure t hat y ou know th e c or r ect d rive letter for t h e partit i on you wi s h to format.
Installat ion troubleshoot ing Before calling Seagat e T echnical Sup por t, please read and con- sider all the possibilities discussed o n the following pages . The suggest ions pre sented here ad dress t he vast majority o f insta l- lation pr oblems.
ing screws . Make su re that full- size (16-bit) cards are no t plugged into ha l f-s i ze (8- bit) slot s . • Verif y the BIOS dr ive type. Make su re that you ent er ed th e corr ect drive t ype o r translat ion geome try in the BIO S setu p progr am .
dama ge to disc partitions. Also, before installing a ny new software , scan the in sta llation disket te s for viruses . Specific T r ou bleshooti n g Pro c edures Meth ods for r esolving specific drive installation problems are listed o n the f ollowing pages.
• Try a wa rm boot. Press CTRL , ALT and DELETE sim ulta neou sly to reboot the comp uter withou t turning off the power. If a warm boot causes a previous l y unr ecognized dr i ve t o be c ome rec - ognized, there ma y be a timing problem in which the drive fails to be come r eady before the host co m p letes its power- on se l f-t est .
• Check f o r memor y conflicts. • Check f o r viruses . During the FDISK program, you get an error message warn- ing of an attem pt to write to track 0 or to the boot sect or; the message may also suggest that a vi r us is present.
• Check the power supply. • Reboot the com put er and make sure the drive spins up. • Ver ify the BI OS dr ive t ype . • Check f or I/O a ddress conflicts . During high-level format t i ng, the drive keeps f i nding hard errors and reporting the fol l owing message: “Attem pting to recover al locati on uni t s.
• Check f o r viruses . During operation, the system error message, “Drive not Ready ,” appears. • Check a l l cables . • Check the power supply.
Compatib ility notes • The Marathon 420sl confo rms to the ATA interface spe cifica- tio ns. The ho st s ystem BIOS m ust provide su pport for th e ATA interf ace command set.
Techn ical support services If yo u need a ssistance instal l ing you r drive, consult your dea l e r . Y our dealer is fam iliar wit h syst em configu ra t ions and ca n h elp you with syste m conflicts and othe r technical issues .
SeaFA X You can use a touch - tone t elephone to acce s s Sea gate’s autom at ed FAX sys tem to re ceive tech nical sup port inform a- tion by retu rn FAX. This service is avai lable 24 hour s dai ly. Locatio n T elephone num ber United St a tes 408-4 38-2620 England 44 -1 -62- 847-70 80 Seagate Technical Support FAX.
Seagate’s i nternet connect ions Technical in form ation for Seagat e drives is ava ilab le throug h the inter net from Seagat e’s World Wide Web h ome page (http://www .se agat e. com) or Seagate’s ftp ser ver (ftp://ftp.se agate .com). The f tp se rve r conta ins info rmat i o n similar to that found on SeaBOARD.
Storing and sh ipping your drive Keep you r original b ox and p acking materials f o r storing or shippin g your drive. The box ha s a Seagate Ap pro ved P a ckag e label. Shipping a drive i n an unappr oved containe r vo ids the warran ty . Call your auth orized Seagate distribu t or to pur chase additional bo xes.
Seagate Technology, Inc. 920 Disc Drive, Scotts Vall ey, CA 95066, USA Pu blicati on Num b er: 3630 5-1 01, Re v. A, Prin ted in USA.
An important point after buying a device Seagate ST9420A (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Seagate ST9420A yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Seagate ST9420A - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Seagate ST9420A you will learn all the available features of the product, as well as information on its operation. The information that you get Seagate ST9420A will certainly help you make a decision on the purchase.
If you already are a holder of Seagate ST9420A, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Seagate ST9420A.
However, one of the most important roles played by the user manual is to help in solving problems with Seagate ST9420A. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Seagate ST9420A along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
