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ST2209N.TXT
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1992-07-16
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SEAGATE TECHNOLOGY, INC.
Customer Technical Support FAX Network +1 408 438-8137
Customer Technical Support Bulletin Boards (300-9600, 8-N-1)
⁄ƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒ¬ƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒø
≥ United States +1 408 438-8771 ≥ United Kingdom +44 628 478011 ≥
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(C)opyright 1991
ST-2209N (94221-209/M) Wren 5 HH SCSI
Power
SCSI Cable 4 2 1 P ⁄12ƒGƒGƒ5ƒø
’ÕÕÕÕÕÕÕÕÕÕÕÕÕÕÕÕÕÕÕÕ∏ A B C D E F G H o o o o ≥ 0 0 0 0 ≥
≥:::::::::::::::::::1≥ o o o o o o o o o o o o \ƒƒƒƒƒƒƒƒƒ/
ÕœÕÕÕÕÕÕÕÕÕÕÕÕÕÕÕÕÕÕÕÕœÕÕÕÕÕPÕWÕAÕÕÕÕÕÕÕÕÕÕÕ—ÕÕÕÕÕÕÕÕÕÕÕÕÕÕÕÕÕÕ
≥ ≥ ⁄ø ⁄ø ⁄ø
A-B Not used ≥ ≥ ≥≥ ≥≥ ≥≥
B-C Terminator power from Bus ≥ ≥ ≥≥ ≥≥ ≥≥
C-D Terminator power from Drive ≥ ≥ ¿1 ¿1 ¿1
D-E Not used ≥ ≥ Terminator
E-F Not used ≥ ≥ SIPs, pin-1
F-G Continuous test seeks ≥ ≥ toward rear.
G-H Motor Start option enable ≥ ≥
≥ ¿ƒ Parity check
≥
Drive Select ID Ÿ
(ID 0 for single
drive system)
ST-2209N
94221-209/M WREN 5 HH
UNFORMATTED CAPACITY (MB) ________________209
FORMATTED CAPACITY (xx SECTORS) (MB) _____179
AVERAGE SECTORS PER TRACK ________________45
ACTUATOR TYPE ____________________________VOICE COIL
TRACKS ___________________________________7720
CYLINDERS ________________________________1544
HEADS ____________________________________5
DISCS ____________________________________3
MEDIA TYPE _______________________________THIN FILM
RECORDING METHOD _________________________ZBR (RLL (2,7)
TRANSFER RATE (mbytes/sec) _______________1.125-1.875
SPINDLE SPEED (RPM) ______________________3,600
AVERAGE LATENCY (mSEC) ___________________8.33
BUFFER ___________________________________32 Kbyte
Read Look-Ahead, Non Adaptive,
Single-Segmented Buffer
INTERFACE ________________________________SCSI
TPI (TRACKS PER INCH) ____________________1280
BPI (BITS PER INCH) ______________________19213
AVERAGE ACCESS (ms) ______________________18
SINGLE TRACK SEEK (ms) ___________________4
MAX FULL SEEK (ms) _______________________40
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)