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-42100N Wren 9 FH SCSI-2 Fast / Synchronous Spindles option DC | Power | #=============================# /---------\ ========P=W=A=========#:SCSI:Cable:::::::::::::::::1#=# 0 0 0 0 #== /-\ /-+-\ \=============================/ \-5-G-G-12/ |o|o o o o o o o|o+o| /------1 /------1 /------1 +o+o o o o o o o|o-o| \------/ \------/ \------/ \1/ 4 2 1 \---/ Terminator SIPS | | --+-- | | | | | | | | \- Motor Start Delay (16 secs * ID) | | | | \--- Parity check enable | | | \----- Motor Start option enable | | \--------- Drive ID's, ID 0 (none) if only SCSI device | \------------- Terminator power to the Bus (vertical) \--------------+ Terminator power from Drive, default (vertical) | Terminator power from Bus (lower horizontal) LED /---\ (Viewed from front of drive) / GND | 0 | | ====#===#=============P=W=A==========================#============ o o o J6 pin-1 (+5v) ----o o o | | | Remote LED connection --/ | | Write Protect Remote +---/ | Switch cable connection | | Factory Use Only ------/ ST-42100N WREN 9 FH UNFORMATTED CAPACITY (MB) ________________2,200 FORMATTED CAPACITY (xx SECTORS) (MB) _____1,900* AVERAGE SECTORS PER TRACK (with spares)___96 ACTUATOR TYPE ____________________________ROTARY VOICE COIL TRACKS ___________________________________38,595 CYLINDERS ________________________________2,573 (user) HEADS ____________________________________15 DISCS (5.25 inch) ________________________8 MEDIA TYPE _______________________________THIN FILM RECORDING METHOD _________________________ZBR RLL (1,7) INTERNAL TRANSFER RATE (mbits/sec) _______20 to 31 EXTERNAL TRANSFER RATE (Mbytes/sec) ______10.0 Sync. SPINDLE SPEED (RPM) ______________________3,600 AVERAGE LATENCY (mSEC) ___________________8.33 BUFFER ___________________________________256 Kbyte Read Look-Ahead, Adaptive, Multi-Segmented Cache INTERFACE ________________________________SCSI-2 Fast BYTES PER TRACK __________________________57,200 avg. SECTORS PER DRIVE ________________________3,705,120 TPI (TRACKS PER INCH) ____________________2,150 BPI (BITS PER INCH) ______________________ AVERAGE ACCESS (ms) ______________________12.95 SINGLE TRACK SEEK (ms) ___________________2 MAX FULL SEEK (ms) _______________________29 MTBF (power-on hours) ____________________150,000 POWER REQUIREMENTS: +12V START-UP (amps) _4.5 +12V TYPICAL (amps) __1.5 +5V START-UP (amps) __0.8 +5V TYPICAL (amps) ___0.6 TYPICAL (watts) ______21 MAXIMUM (watts) ______58 LANDING ZONE (cyl) _______________________AUTO PARK IBM AT DRIVE TYPE ________________________0 or NONE * 512 bytes per sector, one spare sector per track, two spare cylinders per unit. Already low-level formatted at the factory. Seagate reserves the right to change, without notice, product offerings or specifications. (10/31/91)