Instruction/ maintenance manual of the product SFD-321B Samsung
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SEMA ELECTRONICS CO.,L TD OE M MA N U A L SFD- 321B 3.5i n ch DUAL DE NS I T Y M I CRO F L OPP Y DI SK DRI VE SP E CI F I CAT IONS SEMA ELE CTRO NICS CO.
SEMA ELECTRONICS CO.,L TD FLOP PY DISK DRI V E SPEC IFI CAT ION PAG E 1 MOD EL S F D -321B CONTENTS 1. INTRODUCTION 1 .1 A ppl i c at i on 1. 2 D is k U s e d 2. GENERAL SPECIFICATIONS 2. 1 P e r fo r m a nc e 2 . 2 E nvi r onm en t al C ond i t i o ns 2 .
SEMA ELECTRONICS CO.,L TD FLOP PY DISK DRI V E SPEC IFI CAT ION PAG E 2 MOD EL S F D -321B 7. SAFETY STANDARDS 8. PACKAGING DESCRIPTION 8 .1 Lab el D esc r i pt i on 8 . 2 P acka gi ng M et ho d 8. 3 P a lle t D im e n s ion a n d th e M e th od 9. OPTION SELECTION 9.
SEMA ELECTRONICS CO.,L TD FLOP PY DISK DRI V E SPEC IFI CAT ION PAG E 3 MOD EL S F D -321B 1. INTRODUCTION 1 .1 Appl i cat ion T hi s m an ua l s ha l l be app l i ed f or S A MS U N G S F D - 321B - dou bl e s i de, dua l den s i t y ( opt i on : 3 mod e) , 3 .
SEMA ELECTRONICS CO.,L TD FLOP PY DISK DRI V E SPEC IFI CAT ION PAG E 4 MOD EL S F D -321B 2. GENERAL SPECIFICATIONS 2 .1 Perf ormanc e IT EM LOW DENS IT Y STANDARD 1M B HIG H DENS IT Y STANDARD 2M B HIG H DENS IT Y *O PT I O N * 1. 6 M B Capac it y (KB y t e s ) Unform a tted Pe r Dis k 100 0 200 0 16 00 Pe r T r a ck 6.
SEMA ELECTRONICS CO.,L TD F LO P PY D ISK D RIV E S PE C IFI CA T ION PAGE 5 MODE L S F D - 321B * Read/ W r i t e C ompen sat i on : 125 ns i s r ecom mende d IT E M LOW DENS IT Y STANDARD 1MB HIG H DENS IT Y STANDARD 2MB HIG H DENS IT Y *O PT I O N * 1.
SEMA ELECTRONICS CO.,L TD FLOP PY DI SK DRIV E SPEC IFI CAT ION PAG E 6 MOD E L S F D- 321B 2 .2 Envi ronment al Condi t i ons ITEM SPEC I F ICAT ION A mbi ent Te m p era tu re Op era ti n g ( ℃ ) 0 ∼ 50 S t or age ( ℃ ) -4 0 ∼ 70 T r ansp or t at i on ( ℃ ) -4 0 ∼ 70 T empe r at ur e Gr a di en t ( ℃ /H r ) Ope r a t i n g 20 M ax.
SEMA ELECTRONICS CO.,L TD FLOP PY DISK DR IV E SPEC I FI CAT I ON PAG E 7 MOD E L S F D- 321B 2. 3 R e lia b il ity <No t e > ( * 1 ) A sof t ( r eco ver a bl e) er r or i s def i n e d as a suc ces sf ul at t emp t t o r ead a t r ack o f d a ta w i th in 3 re trie s a fte r a re a d fa ilu r e .
SEMA ELECTRONICS CO.,L TD FLOP PY DI SK DRIV E SPEC IFI CAT ION PAG E 8 MOD E L S F D- 321B 2 .4 Power Suppl y <Note> ( * 1 ) T y pi cal val ue s ar e s pe ci f i ed at 5 . 0 V ( * 2 ) S t and- b y : U nde r t he con di t i on t ha t al l i nput l i nes ar e i nact i v e.
SEMA ELECTRONICS CO.,L TD FLOP PY DI SK DRIV E SPEC IFI CAT ION PAG E 9 MOD E L S F D- 321B 2 .5 Physi cal Speci f i cat ions ITEM SPEC I F ICAT ION Mech an i cal Di m e ns i on Wid th (m m ) 10 1. 6 He i gh t (mm ) 25 .4 De pth (mm) 14 5. 0 ( w i t hou t F r ont B eze l ) We i g h t (g r) 46 0.
SEMA ELECTRONICS CO.,L TD.
SEMA ELECTRONICS CO.,L TD.
SEMA ELECTRONICS CO.,L TD.
SEMA ELECTRONICS CO.,L TD FLOP PY DI SK DRIV E SPEC IFI CAT ION PAG E 13 MOD E L S F D- 321B 4. ELECTRICAL INTERFACE 4 .1 Si gnal I nt erf ac e <Note> ( * 1 ) A l l o dd num be r s : G ND 4 .
SEMA ELECTRONICS CO.,L TD FLOP PY DISK DRI V E SPEC I FI CAT I ON PAGE 14 MOD E L S F D- 321B 4.3 I nt er f ace Connect ors 4. 3 . 1 S i g nal I n t er f ace C o n nect o r <Note> (* 1 ) 3 3 p in s , 2 .5 4 p itc h (Pin #3 ,5 ,7 ,9, 13 ,15 ,1 7, 19 ,23 ,2 5, 27 ,31 : c u t o ff) Wa ll Ty p e ( * 2) C abl e l en gt h : 1 m ( 3 .
SEMA ELECTRONICS CO.,L TD FLOP PY DI SK DRIV E SPEC IFI CAT ION PAG E 15 MOD E L S F D- 321B 4. 3. 2 P o wer I n t er f ace C o n nect o r < P ow er I nt er f ac e C onn ec t or ( F DD ) > < C abl e S i de C onn ec t or ( H OS T ) > F i g 4 - 2.
SEMA ELECTRONICS CO.,L TD FLOP PY DISK DRIV E SPEC IFI CAT ION PAG E 16 MOD EL S F D - 321B 5. SIGNAL CHARACTERISTICS 5 .1 Si gnal Level <No t e > ( * 1) " LOW " l ev el Max. si nk cur r e nt i s 48 mA . 5 .2 Recomm ended I nt erf ace Ci rc ui t Sign a l Log ic Inpu t Le v el Ou tp ut L e ve l (* 1 ) Low ( T r ue) 0.
SEMA ELECTRONICS CO.,L TD FLOP PY DISK DRIV E SPEC IFI CAT ION PAG E 17 MOD EL S F D - 321B 5 .3 I nput Si gnal s 5. 3 .1 Den si t y S el ect T hi s si gan l i s us e d t o di st i ngu i sh b et w e en 1 . 6MB and 2 MB Mod e. T he i nt er f ace pi n N o.
SEMA ELECTRONICS CO.,L TD FLOP PY DISK DRIV E SPEC IFI CAT ION PAG E 18 MOD EL S F D - 321B 5 .3. 3 M ot or O n Log i cal " LOW " l evel of t hi s si gna l make s t h e s pi nd l e m ot or be t ur ne d on.
SEMA ELECTRONICS CO.,L TD FLOP PY DISK DRIV E SPEC IFI CAT ION PAG E 19 MOD EL S F D - 321B 5. 3 . 7 W r i t e Gat e "LO W " l evel of t hi s si gna l ena bl es t he w r i t e dat a t o be w.
SEMA ELECTRONICS CO.,L TD FLOP PY DISK DRIV E SPEC IFI CAT ION PAG E 20 MOD EL S F D - 321B 5. 4 . 2 T ra ck 00 "LOW " l evel of t hi s si gna l i n di cat e s t he hea d i s on T r ac k 00 p os i t i on and st epp i ng mot or i s at t he spe ci f i ed pos i t i on r esp ect i ve l y.
SEMA ELECTRONICS CO.,L TD FLOP PY DISK DRIV E SPEC IFI CAT ION PAG E 21 MOD EL S F D - 321B 5 .4. 5 D is k C ha nge / Re a dy B y se l ec t i ng p r op er t r a ce pl u gs , t h i s si gna l l i ne (pi n # 3 4 ) can be u se d f or R ead y or D i s k C han ge l i ne.
SEMA ELECTRONICS CO.,L TD FLOP PY DI SK DRI V E SPEC IFI CAT I ON PAG E 22 MOD E L S F D- 321B 6. TI MING DI AGRAM 6 .1 Seek Oper at i on Ti mi ng 6 .2 Read / W r i t e Operat ion Ti m ing RE V ER S E FORW A R D 1 ㎲ Min . 1 ㎲ Mi n . 1 ㎲ Min . 10 ㎲ Ma x .
SEMA ELECTRONICS CO.,L TD FLOP PY DI SK DRIV E SPEC IFI CAT ION PAG E 23 MOD E L S F D- 321B 7. SAFETY ST ANDARDS Th is d r iv e is a p pr o ve d b y th e f o llo w in g s ; .C E .C S A .U L .T U V .M I C . BSM I .F C C SAMSUNG ELECTRO-M ECHA NI CS CO.
SEMA ELECTRONICS CO.,L TD FLOP PY DI SK DRI V E SPEC I FI CAT I ON PAGE 24 MOD E L S F D- 321B 8. PACKAGIN G DESCRIPTION 8 . 1 Lab el D escr i pt ion 8.
SEMA ELECTRONICS CO.,L TD.
SEMA ELECTRONICS CO.,L TD.
SEMA ELECTRONICS CO.,L TD FLOP PY DI SK DRIV E SPEC IFI CAT I ON PAG E 27 MOD E L S F D- 321B 9. OPTION SELECTION F DD can be mod i f i ed f or di f f er ent f unc t i on s t han t he st and ar d spe ci f i ca t i on. T hese mod i f i cat i ons s ho ul d be i mpl emen t ed by t he f act or y acc or di ng t o t he r equ es t o f t he cus t omers .
SEMA ELECTRONICS CO.,L TD FLOP PY DI SK DRIV E SPEC IFI CAT ION PAG E 28 MOD E L S F D- 321B 9.2 Ot her Opt i ons (Buyer Sel ect i on) T he col or s of I n- U se LE D , F r ont - P ane l , t he v al ue of t he t er mi n at i on r esi st or s and t he sha pe of but t on can be m od i f i ed by cus t om er s ' r equ es t .
SEMA ELECTRONICS CO.,L TD FLOP PY DI SK DRIV E SPEC IFI CAT ION PAGE 29 MOD E L S F D- 321B 11. GENERAL COMMENT.
SEMA ELECTRONICS CO.,L TD.
An important point after buying a device Samsung SFD-321B (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Samsung SFD-321B 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 Samsung SFD-321B - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Samsung SFD-321B you will learn all the available features of the product, as well as information on its operation. The information that you get Samsung SFD-321B will certainly help you make a decision on the purchase.
If you already are a holder of Samsung SFD-321B, 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 Samsung SFD-321B.
However, one of the most important roles played by the user manual is to help in solving problems with Samsung SFD-321B. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Samsung SFD-321B 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