SEAGATE TECHNOLOGY, INC. Customer Technical Support FAX Network +1 408 438-8137 Customer Technical Support Bulletin Boards (300-9600, 8-N-1) /----------------------------------+---------------------------------\ | United States +1 408 438-8771 | United Kingdom +44 628 478011 | +----------------------------------+---------------------------------| | Germany +49 89 140-9331 | Singapore +65 227-2217 | \----------------------------------+---------------------------------/ (C)opyright 1991 ST-1201E (94356-200) Swift ESDI /---\ | 0 | 5 /-- Drive Selects | 0 | G --+-- | 0 | G 1 2 4 /- Located on rear | 0 | 12 o o o | side of drive \---/ o o o / Control Cable | ======== == ============== === /----+----\ | 1----/1----/ o o o o o \Data Cable Terminators o o o o o (front) M S | | Ext | | | | | | | | | | Motor Start option enable --/ | | | | Soft Sector option enable ---/ | | | | | | B/Sec Sectors | | | 0=open ===========#========= # # | 1=closed Test Only | 1 1 | 512 |34 1 0 | = 167,952,384 512 |36 0 0 | = 177,831,936 256 |64 0 1 | | External Spindle clock ------------/ ST-1201E 94356-200 Swift UNFORMATTED CAPACITY (MB) ________________201 FORMATTED CAPACITY (36 SECTORS) (MB) _____177 ** ACTUATOR TYPE ____________________________VOICE COIL TRACKS ___________________________________9,648 CYLINDERS ________________________________1,072 HEADS ____________________________________9 DISCS ____________________________________5 MEDIA TYPE _______________________________THIN FILM RECORDING METHOD _________________________RLL (2,7) TRANSFER RATE (mbytes/sec) _______________1.25 SPINDLE SPEED (RPM) ______________________3,600 AVERAGE LATENCY (mSEC) ___________________8.33 INTERFACE ________________________________ESDI SECTORS PER DRIVE ________________________347,328 TPI (TRACKS PER INCH) ____________________1,350 BPI (BITS PER INCH) ______________________28,103 AVERAGE ACCESS (ms) ______________________15 SINGLE TRACK SEEK (ms) ___________________4 MAX FULL SEEK (ms) _______________________35 MTBF (power-on hours) ____________________150,000 POWER REQUIREMENTS: +12V START-UP (amps) _2.5 +12V TYPICAL (amps) __0.7 +5V START-UP (amps) __0.75 +5V TYPICAL (amps) ___0.4 TYPICAL (watts) ______11 MAXIMUM (watts) ______12 BUFFERED STEP PULSE RATE (micro sec) _____6-200 WRITE PRECOMP (cyl) ______________________N/A (1073) REDUCED WRITE CURRENT (cyl) ______________N/A (1073) LANDING ZONE (cyl) _______________________AUTO PARK IBM AT DRIVE TYPE ________________________* * MAY REQUIRE A CONTROLLER WITH BIOS SUPPORT, OR FORMATTING AND PARTITIONING SOFTWARE. ALSO, CHECK TO SEE IF YOUR CMOS SETUP HAS A "CUSTOM" OR "USER DEFINABLE" DRIVE TYPE AVAILABLE. ** ESDI controllers which offer an Alternate/Spare sector per track option will format to a capacity = Cyl*Hd*(SPT-1)*512 bytes Swift Remote LED Option Front View of Drive Without the Plastic Bezel /---+---\ | A | B | B = Anode +---+---| D = Cathode | C | D | ...=================#===#===#=====P=W=A===... o Default jumper at C-D for LED mounted on drive PWA o To use remote LED, remove jumper and extend B (Anode) and D (Cathode). o Swift LED kit 75912397 allows connection to a remote LED o Swift LED kit 95913369 has an LED for attachment to the system front bezel or a 5.25-inch frame kit Seagate reserves the right to change, without notice, product offerings or specifications. (6/26/90)