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1990-08-19
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SEAGATE TECHNOLOGY, INC.
Technical Support Bulletin Board
408/438-8771 [300-9600 HST, MNP 3/5, N-8-1]
(C)opyright 1990
Wren 5 HH SCSI ST-2209N (94221-209/M)
12 G G 5
4 2 1 P ┌─────────┐
┌────────────────────┐ A B C D E F G H o o o o │ O O O O │ Power
│:SCSI:Cable::::pin 1│ o o o o o o o o o o o o \─────────/
═╧════════════════════╧═════════════════════╤══════════════════
│ │
A-B Not used │ └─ Parity check
B-C Terminator power from Bus │
C-D Terminator power from Drive └───── Drive Select ID
D-E Not used
E-F Not used
F-G Continuous test seeks
G-H Motor Start option enable
ST-2209N
94221-209/M WREN 5 HH
UNFORMATTED CAPACITY (MB) ________________209
FORMATTED CAPACITY (xx SECTORS) (MB) _____179
ACTUATOR TYPE ____________________________VOICE COIL
TRACKS ___________________________________7720
CYLINDERS ________________________________1544
HEADS ____________________________________5
DISCS ____________________________________3
MEDIA TYPE _______________________________THIN FILM
RECORDING METHOD _________________________ZBR
TRANSFER RATE (mbytes/sec) _______________1.125-1.875
INTERFACE ________________________________SCSI
TPI (TRACKS PER INCH) ____________________1280
BPI (BITS PER INCH) ______________________19213
AVERAGE ACCESS (ms) ______________________18
SINGLE TRACK SEEK (ms) ___________________4
MTBF (power-on hours) ____________________100,000
POWER REQUIREMENTS: +12V START-UP (amps) _4.5
+12V TYPICAL (amps) __0.9
+5V START-UP (amps) __1.3
+5V TYPICAL (amps) ___1.0
TYPICAL (watts) ______16
MAXIMUM (watts) ______61
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.
ZBR = Zone Bit Recording = Variable sectors per track
Seagate reserves the right to change, without notice, product
offerings or specifications. (6/26/90)