SEAGATE TECHNOLOGY, INC. 1-800-SEAGATE http://www.seagate.com (C)opyright 1991 ST-41650N Wren 8 FH SCSI-2 20-pin configuration jumper-block version Ϊ Synchronous Spindles option DC ³ Power ³ ΥΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΈ /ΔΔΔΔΔΔΔΔΔ\ ΝΝΝΝΝΝΝΝPΝWΝAΝΝΝΝΝΝΝΝΝ΅:SCSI:Cable:::::::::::::::::1ΖΝ΅ 0 0 0 0 ΖΝΝ ΪΔΏ ΪΔΑΔΏ ΤΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΎ ΐΔ5ΔGΔGΔ12Ω ³o³o o o o o o o³o+o³ ΪΔΔΔΔΔΔ1 ΪΔΔΔΔΔΔ1 ΪΔΔΔΔΔΔ1 ΕoΕo o o o o o o³o-o³ ΐΔΔΔΔΔΔΩ ΐΔΔΔΔΔΔΩ ΐΔΔΔΔΔΔΩ ΐ1Ω 4 2 1 ΐΔΔΔΩ Terminator SIPS ³ ³ ΔΔΒΔΔ ³ ³ ³ ³ ³ ³ ³ ³ ΐΔ Motor Start Delay (16 secs * ID) ³ ³ ³ ³ ΐΔΔΔ Parity check enable ³ ³ ³ ΐΔΔΔΔΔ Motor Start option enable ³ ³ ΐΔΔΔΔΔΔΔΔΔ Drive ID's, ID 0 (none) if only SCSI device ³ ΐΔΔΔΔΔΔΔΔΔΔΔΔΔ Terminator power to the Bus (vertical) ΐΔΔΔΔΔΔΔΔΔΔΔΔΔΔΕ Terminator power from Drive, default (vertical) ³ Terminator power from Bus (lower horizontal) 16-pin configuration jumper-block version Ϊ Synchronous Spindles option DC ³ Power ³ ΥΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΈ /ΔΔΔΔΔΔΔΔΔ\ ΝΝΝΝΝΝΝΝPΝWΝAΝΝΝΝΝΝΝΝΝ΅:SCSI:Cable:::::::::::::::::1ΖΝ΅ 0 0 0 0 ΖΝΝ ΪΔΑΔΏ ΤΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΎ ΐΔ5ΔGΔGΔ12Ω ³o+o³o o o o o o ΪΔΔΔΔΔΔ1 ΪΔΔΔΔΔΔ1 ΪΔΔΔΔΔΔ1 ΪΔΏ ³o-o³o o o o o o ΐΔΔΔΔΔΔΩ ΐΔΔΔΔΔΔΩ ΐΔΔΔΔΔΔΩ ³o³o ΐ1ΔΔΩ4 2 1 M P Terminator SIPS ΕoΕoΔΏ ΔΔΒΔΔ ³ ³ ³ ΐΕΩ³ ³ ³ ³ ³ ΐΔ Motor Start Delay (16 secs * ID) ³ ³ ³ ³ ³ ΐΔΔΔ Parity check enable ³ ³ ³ ³ ΐΔΔΔΔΔ Motor Start option enable ³ ³ ³ ΐΔΔΔΔΔΔΔΔΔ Drive ID's, ID 0 (none) if ³ ³ ³ only SCSI device ³ ³ ³ ³ ³ ³ Terminator power from Drive, default (vertical) ΔΔΩ ³ ³ Terminator power to the Bus (vertical) ΔΔΔΔΩ ³ Terminator power from Bus (lower horizontal) ΔΔΔΔΔΔΩ Both versions: LED ΪΔΔΔΏ (Viewed from front of drive) Ϊ GND ³ 0 ³ ³ ΝΝΝΝΟΝΝΝΟΝΝΝΝΝΝΝΝΝΝΝΝΝPΝWΝAΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΝΨΝΝΝΝΝΝΝΝΝΝΝΝ o o o J6 pin-1 (+5v) ----o o o ³ ³ ³ Remote LED connection ΔΔΩ ³ ³ Write Protect Remote ΕΔΔΔΩ ³ Switch cable connection ³ ³ Factory Use Only ΔΔΔΔΔΔΩ ST-41650N WREN 8 FH UNFORMATTED CAPACITY (MB) ________________1,650 FORMATTED CAPACITY (xx SECTORS) (MB) _____1,415 AVERAGE SECTORS PER TRACK (with spares)___87 ACTUATOR TYPE ____________________________ROTARY VOICE COIL TRACKS ___________________________________31,605 CYLINDERS ________________________________2,107 HEADS ____________________________________15 DISCS ____________________________________8 MEDIA TYPE _______________________________THIN FILM RECORDING METHOD _________________________ZBR RLL (1,7) INTERNAL TRANSFER RATE (mbits/sec) _______17 to 32 SPINDLE SPEED (RPM) ______________________3,600 AVERAGE LATENCY (mSEC) ___________________8.33 BUFFER ___________________________________256 Kbyte Read Look-Ahead, Adaptive, Multi-Segmented Cache INTERFACE ________________________________SCSI-2 BYTES PER TRACK __________________________54,900 avg. TPI (TRACKS PER INCH) ____________________1,760 BPI (BITS PER INCH) ______________________ AVERAGE ACCESS (ms) ______________________15 SINGLE TRACK SEEK (ms) ___________________2.5 MAX FULL SEEK (ms) _______________________34 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 BUFFERED STEP PULSE RATE (micro sec) _____ WRITE PRECOMP (cyl) ______________________N/A REDUCED WRITE CURRENT (cyl) ______________N/A LANDING ZONE (cyl) _______________________AUTO PARK IBM AT DRIVE TYPE ________________________0 or NONE Already low-level formatted at the factory with one spare sector per track and two spare cylinders/unit. Seagate reserves the right to change, without notice, product offerings or specifications. (6/26/90)