SEAGATE TECHNOLOGY, INC. 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-1201NS (94351-200S) Swift SCSI /---\ | O | 5 | O | G | O | G | O | 12 .................... o o o o o o \---/ 1................... o o o o o o ============================================ 1 2 4 | | | --+-- | | \- Synchronized Spindle Terminator Power Select | | \--- Motor Control Header located on the side | \----- Enable Parity Checking -------------------------- \--------- Drive ID, binary - use (Back) A B (Front of drive) ID 0 (no jumpers) for C D single drive install A-B Drive from Power Connector (factory default) A-C Drive from SCSI Bus A-C&B-D Drive from Power Connector and Provide to SCSI Bus B-D Only provide to SCSI Bus Shrouded SCSI Connector Only /---\ | O | 5 | O | G | O | G /- If the SCSI connector has a plastic shroud, note pin-1 | O | 12 +====================+ o o o o o o \---/ #:::::::::::::::::::1# o o o o o o ============================================ 1 2 4 | | | --+-- | | \- Synchronized Spindle Terminator Power Select | | \--- Motor Control Header located on the side | \----- Enable Parity Checking -------------------------- \--------- Drive ID, binary - use (Back) A B (Front of drive) ID 0 (no jumpers) for C D single drive install A-B Drive from Power Connector (factory default) A-C Drive from SCSI Bus A-C&B-D Drive from Power Connector and Provide to SCSI Bus B-D Only provide to SCSI Bus ST-1201NS 94351-200S Swift UNFORMATTED CAPACITY (MB) ________________201 FORMATTED CAPACITY (36 SECTORS) (MB) _____177 ACTUATOR TYPE ____________________________VOICE COIL TRACKS ___________________________________9,612 CYLINDERS ________________________________1,068 HEADS ____________________________________9 DISCS ____________________________________5 MEDIA TYPE _______________________________THIN FILM RECORDING METHOD _________________________RLL TRANSFER RATE (mbytes/sec) _______________1.25 SPINDLE SPEED (RPM) ______________________3,600 INTERFACE ________________________________SCSI TPI (TRACKS PER INCH) ____________________1,350 BPI (BITS PER INCH) ______________________28,282 AVERAGE ACCESS (ms) ______________________15 SINGLE TRACK SEEK (ms) ___________________4 MTBF (power-on hours) ____________________70,000 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) ______34 BUFFERED STEP PULSE RATE (micro sec) _____6-200 WRITE PRECOMP (cyl) ______________________N/A (1069) REDUCED WRITE CURRENT (cyl) ______________N/A (1069) LANDING ZONE (cyl) _______________________AUTO PARK IBM AT DRIVE TYPE ________________________0 or NONE Already low-level formatted at the factory. 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)