Epson SMD-100 series, Specification

Page 1: ...nd einfach eine Doppel Floppy Station für Apple realisieren EPSON Floppy Laufwerk SMD 110 Preisvorteil 60 unter dem derzeitigen Markt preis Druckguß Chassis durch kontaktierte Epoxy Leiterplatte schwarze Front mit LED Betrieb an Apple mit Special Controller Karte Best Nr 0600219 Einbaulage unabhängig LxB xH 147 5 x 105 x 42 mm Best Nr 9910493 159 DM ab 2 Stück je 149 DM Manual 24 Seiten eng Best N...

Page 2: ...als 9 1 Drive select 0 J 9 2 Hotor on 10 J Direction 10 Step 10 5 H rite gate 10 6 Write data 10 7 Side select 11 8 In use 11 4 1 4 Option functions 11 4 1 5 Electrical specifications of the output signals 12 4 1 6 Function of the output signals 12 1 Ready 12 2 Track 00 13 J Index 1 3 4 Read data 13 5 lri te enable 13 4 1 7 Timing 14 Track seek timing 14 Head start timing 14 Read data timing 15 2 ...

Page 3: ...gnal lines 18 4 2 State of wait 19 4 2 4 Connectors 19 Installation 19 4 3 5 3 5 Flexible Disks 20 5 1 Appearance 20 5 2 Recomrnendable medium 20 6 Outline Dimension Drawing 21 7 Notes on Use oi Drive 24 7 1 Power su ply 24 7 2 Interface 24 7 Error rate 25 7 4 Caution 25 7 5 Installation of drive 25 7 6 Beat generation 25 8 Format 0 26 8 1 IBM Track Format 26 8 2 ISO Disk Format 26 3 ...

Page 4: ...le di sk encased in a hard cartridge er equivalent 3 The disks used have a storage capacity of 500K bytes per aide equiva lent to a eonventional single sided double density 5 25 floppy di sk 4 Hi gh t r ack densi ty 1 35 TPI S tvt 0 1 4 0 1 3 0 5 Use of oe brushless spindle drives assures long trouble free service life 6 The head positioning meehanism employs a step motor and a steel band enabling...

Page 5: ...verage rotation wait time rnsec Average Settliinq time He ad load ti me Total Number of tracks 160 80 80 40 Inner track radius mm Side 0 24 6875 24 8 7 5 side 1 23 1875 23 375 Outer track radius mm Side 0 39 50 39 50 Side 1 38 00 38 00 Recording methods FM MFM R W head TUnnel erase type No of heads 2 2 Head positioning method Step motor Type Direct drive Spindle motor Start up time sec 1 0 1 0 Rot...

Page 6: ... max I Environmental conditions Tempe ra ture I 20 t 0 65 C 40 t 0 65 C t rans po r t I s torage and transport Hurnidity I 95 RH max non condensinq I Vibration I 5 to 60Hz 3G max 1 Shock I SOG max Power supply I 12V 5 Wait I 60 mA TYP I R W 1 3 0 0 mA CTYP I Motor start 85 0 mA max 5V 5 wait 280 mA TYP R W 320 mA TYP 420 mA max Power consumption Wai t 2 1w TYP I R W 5 2 H TYP I Outline dimensions ...

Page 7: ...rror ra te Less than 1 bi t per 109 I J __________ ______________ I I Hardware error rate Less than 1 bit per 10 2 I I __________ ______________ I ISeek error rate Less than 1 seek per 106 opera I I tions I I Disk service life 3 x 106 passes track I I Connector Power supp1y AMP 171822 4 or equivalent Signals JAE PS 34SEo 04P1 1C Oor equiva1ent Front panel material ABS resin Black Safety standard C...

Page 8: ... correct direction mark is inside in the single line socket on the main unit For the daisy chain connection resistance array can be only installed into one of the four drives Tbe disk drive with the resistance array instal1ed must be charged with current in order to operate any of the drives 4 1 2 Function of input signals 1 Drive select 0 3 080 OS A ll axilnum of four S1 10 100 sel ies low power ...

Page 9: ...ms track for models 140 130 and 6ms track for models 120 110 When the write gate signal 1s low step 1s internally inhibited Wben the s eek direction i5 reversed the reverse step pulse must be sent after the last pulse Ts min 6ettlinq tlwe A Jms mil B 6ms mn I m dmn 1 3 0 A B SMD 120 1 1 0 5 Wri te ga te fWTG This signal selects between read and write data When th1s signal 1s low write data 1s enab...

Page 10: ...gnal is used to turn the LED on the front panel of the disk drive on and of f When this signal 1s low the LED turns on and when i t i5 high the LED turns of f This LED is controlled by the drive select signal as the factory set condi tion 4 1 4 Option functians By operating the switches on the PeB of the SMD l00 series disk drive it is possible to select the signal that will contral the illuminati...

Page 11: ...l specifications of the output signals SN7438 TI or equivalent 1s used as the output drive for SHD l00 series disk drives 7 J SMO l00 leri8 dl k drIve SN 414 or qulvalenl HOlt Iv tem dlsk drive Low TRUE High FALSE VIN I IN VIN I IN 0 to O 4V 4 Qn1 M AX 2 5 to 5 25V OmA open 4 1 6 1 Funct10n of the output signals Ready RDY This signal goes low to indicate correctly set in the drive and detector is ...

Page 12: ...lse shows the beginning of the track ZOOms nom 0 5 Gms 4 Read data ROD ROD outputs the bit stream of read data fram the read circuit This signal i3 normally high and goes low in response to a change in the polarity of tqe data on the disk 4 us 0001 Bjls nom t r 1 us O 35 us 5 Write enable WE This signal goes low and i3 sent to the host computer when a disk cartridge with a wri e enable notch is se...

Page 13: ...1 J t ms mtl A 3 m I ill I D B 6ms mln IJls mn JA S m l u A 18m mlll 41 I m I Il ß 21m I Pl 1 Il STEP A SMD 140 1 3 0 B SMD l 20 1 1 0 2 Read start timing DRIVE SELECTi STEP Jls min WRITE GATE l Js mill VALID AEAD DATA 1j 1S m in I A 18m 1ll1 A B 21 I q m 1 n 1 ami m l A I JS IIIr1 A SMD 140 3 0 B SMD l 20 o 13 ...

Page 14: ... I us O JS us 8 us nom 4 Write start timing DRIVE SELf CT STEP 1 8 ms m I B 2 1inS CD I WAlTE GATE _ ro_ A l Js mln WAlTE OATA 5 write data timing For FM _of 8 lS max I lS roo A B 8 1s t 40n5 tSMD l 4 O 1 3 0 SMD l 2 O 1 0 For MFM 6J ls JOns O 25 us mw 4J lS 20ns 0 Z I l mal 8J lS eOns 14 ...

Page 15: ...READY VALID TRACK 00 VALID INDEX DIAECTION STEP WRITE GATE WRITE OATA SIDE SELECT 1 t Il o m 0500 max 200ms nom Ic lsec max I I s min I l r r i I I i2 n V 11 m A 2ms max 11 1 8 5ms max I t y s m1n J Bj4s mu l s mil U1 L1 m m l a IOO J mln I _ SMD 140 120 on1v 1 11 I i mi Ul SMD l 4 O 3 0 Ijls mln SMD l 2 O 1 1 0 VALIO READ DATA A B 15 ...

Page 16: ...connector Jl of the main PCB 4 2 2 Connectors SMO l00 series normal power conswnption disk drives are connected the host ystem using two different connectors Power is supplied by apower line connected to connectors Pl and Jl Signal communication is performed by connectors Pl and J2 Power supply line SMD 100 5erles normal power Host sYiicem comumption di5k drive 12 1 nl I fn 12 1 1 7 J I O 01 u 16 ...

Page 17: ... IDX OAiVE SELECT 0 050 DRIVE SELECT 1 OS I DRIVE SELEOT 2 OS 2 MOTOR ON MON DIREOTION DRTN STEP STP WAlTE OATA WTD WRITE GATE WTG TRACK 00 TK 00 WRITE PAOTEOT WPT REAO DATA ROD SIOE SELECT SSL READY ADY LI 4 3 1 6 5 8 1 10 9 12 II 14 13 16 15 18 11 20 19 22 21 24 23 26 25 28 27 JO 29 J2 J I 4 33 SMO 140 120only 17 ...

Page 18: ...r connectors we recommend the following Power supply connector Pl RECEPTACLE AMP 171822 4 CONTACT PIH AHP 170262 1 Signal connector P2 PS 34SEO D4 Pl 1C PS 34SEO D4PI ID Closed ti pe Oaisy ti pe 4 3 InstaUa tion Horizontal installation Button side Button side the peB eide must be up down installation up installation lllclinod Inatallatlon 0 30 18 ...

Page 19: ...Auto Ihuttor L ab e 1 are t 0 I I I 1 94 3 10 I I I 0 _ I 1 90 3 54 Top vlew Side l Vlew 5 2 Rec om mend a ble med um 5 2 1 S 0 N Y 0 M 0 4 4 4 0 ci 0 U b 1 e s d e d OM D3440 single s d e d 19 1 0 10 _ _ l Met a hub Wr 1 t D onablo h 0 0 Bottom vlew ...

Page 20: ...6 outline oLnension urawing If fFill I lf 1 3 T i 1 I l I I 4 1 E9 er I i 1 1 lOS o Z 1 4 3 l N 20 0 __ ____ ____________________L_Jv r 2 N 3Z JNC d1 Z t D DE rn 6 I I ...

Page 21: ...2 O Pb l eu J 0 J l W r b O 01 ZP e CS9 on c c U J i IQ UJ t a W J t h r N N 9 H Ld20 n l p U NnZE 1 p 9 f l i3o I NnZ i N Z o t o 5 ...

Page 22: ...ration of the R W circuit is stopped 7 1 4 With a nonnal type the power supply capaeity bocomes maximum at the spindie motor start with 12V system and at the maximum write action with the SV system 7 2 Interf ace 7 2 1 The signal system is interchangeable with the conventional 5 25 11 system rhe canne c tor hO Jever i 5 in compl iance in des i gn l J i t h S ONY I 5 J 5 d r i v e 7 2 2 Daisy chain...

Page 23: ...therwise the Read Write capability of the drive will be doteriorated 7 5 Installation of drive 7 5 1 Install the drive securely usine the four screw holes M3 PO 5 6 DEEP on the drive side or the four screw holes M3 O 5 6 DEEP on the drive bottom 7 5 2 Sincc the tolüranc e of the intervals of the instal lation screw holes i5 O 2mm ample care must bo exercised in ensurine the positional accuracy and...

Page 24: ...0 AI FE 2 4E 00 AI or Oal 4E 4E H rm fB ThlS data byte rncludes mlsslng clock 2 10 eid CRC chech byte rack 8 2 ISO Disk Format Index L _ 41r f1 1 Sector 1 Sector 2 t ID Freld t Oala Field r _ ill p 31 Gal 4 1 1 enc 0 elle Gap 1I GalJ I Sy c I d IIUS C 11 R N IJ2 Gao 2 SYIlC tA Data iIT2 J S ne Gao 4 I 6 f 4 r l Srngle 19y1riOt lIllil 16 1 2 1I I 2 6 11 Oensity c_ FF 00 Fe r I t n 00 B I Oala Fr 00...