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2021-04-15 13:31:59 -05:00
SEAGATE TECHNOLOGY, INC.
Customer Technical Support FAX Network +1 408 438-8137
Customer Technical Support Bulletin Boards (300-9600, 8-N-1)
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ŀ
<EFBFBD> United States +1 408 438-8771 <20> United Kingdom +44 628 478011 <20>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ĵ
<EFBFBD> Germany +49 89 140-9331 <20> Singapore +65 227-2217 <20>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
(C)opyright 1991
ST-42400N Elite 2 Fast SCSI-2
<20><> This T-RES only on Differential model
Spindle Sync <20> <20> <20><> Terminator Power Source (see below)<29>Ŀ
<20>4<EFBFBD><34>1<EFBFBD>Ŀ <20><><EFBFBD>*<2A><><EFBFBD>1 4o<34>o3 <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>1 <20>
<20>o oo A <20>ij<EFBFBD><C4B3><EFBFBD><EFBFBD><EFBFBD> 2o o1 <20><>ij<EFBFBD><C4B3><EFBFBD><EFBFBD> <20>
o o o o o <20>o oo B <20>Terminator DIPS<50> Power o o o o <20>
o o o o o <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>͸ <20>12<31>G<EFBFBD>G<EFBFBD>5Ŀ o o o o <20>
<20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>P<EFBFBD>W<EFBFBD>A<EFBFBD><41>͵::::::::::::::::::::::::1<><31>͵ 0 0 0 0 <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20>
4 2 1 <20> <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>; \<5C><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>/ <20> <20> <20> <20> <20>
<20><><EFBFBD><EFBFBD><EFBFBD> <20> <20> SCSI Cable Connector <20> <20> <20> <20> <20>
<20> <20> <20> <20> <20> <20> <20> <20>
<20> <20> <20><><EFBFBD> Master off/Slave on - Spindle Sync <20> <20> <20> <20> <20>
<20> <20><><EFBFBD><EFBFBD><EFBFBD> Write Protect option enable <20> <20> <20> <20> <20>
<20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> SCSI ID <20> <20> <20> <20> <20>
Spinup Delay (10 secs * ID) <20><> <20> <20> <20> <20>
Motor Start option enable <20><><EFBFBD><EFBFBD> <20> <20> <20>
Parity check DISable <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20> <20>
Sweep Cycle enable <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20>
<20>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>͸ <20>
<EFBFBD> Terminator Power Source Options <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ŀ
<EFBFBD> 2 & 4 <20> Initiator supplies power over the SCSI Bus for terminators. <20>
<EFBFBD> Drive supplies no terminator power. <20>
<EFBFBD> 1 & 2 <20> Drive supplies power for its own terminator resistor-paks <20>
<EFBFBD> but not to SCSI Bus. This is the factory setting. <20>
<EFBFBD> 1 & 3 <20>
<EFBFBD> AND <20> Drive supplies power for external terminator at end of the <20>
<EFBFBD> 2 & 4 daisy chain. Terminator resistor-paks must be removed. <20>
<EFBFBD> This option is recommended only for last drive on daisy <20>
<EFBFBD> chain. <20>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
ST-42400N
Elite 2
UNFORMATTED CAPACITY _____________________2,501,187,360
FORMATTED CAPACITY (512 byte blk) ________2,129,644,544
AVERAGE SECTORS PER TRACK ________________83
ACTUATOR TYPE ____________________________ROTARY VOICE COIL
TRACKS ___________________________________49,913
CYLINDERS ________________________________2,627/2,624 (user)
HEADS ____________________________________19
DISCS (5.25 in) __________________________11
MEDIA TYPE _______________________________THIN FILM
HEAD TYPE ________________________________THIN FILM
RECORDING METHOD _________________________ZBR RLL (2,7)
INTERNAL TRANSFER RATE (mbits/sec) _______30-40
EXTERNAL TRANSFER RATE (mbyte/sec) _______10 (burst)
SPINDLE SPEED (RPM) ______________________5,400
AVERAGE LATENCY (mSEC) ___________________5.55
COMMAND OVERHEAD (mSEC) __________________<0.5
BUFFER ___________________________________256 Kbyte
Read Look-Ahead, Adaptive, Multi-Segmented
Cache
INTERFACE ________________________________SCSI-2 FAST
BYTES PER TRACK __________________________42,000-55,440
SECTORS PER DRIVE ________________________4,159,462
BYTES PER CYLINDER _______________________798,000-1,053,360
TPI (TRACKS PER INCH) ____________________2,250
BPI (BITS PER INCH) ______________________41,713
AVERAGE ACCESS (ms) ______________________11
SINGLE TRACK SEEK (ms) ___________________1.7
MAX FULL SEEK (ms) _______________________22.5
MTBF (power-on hours) Class A Room _______250,000
MTBF (power-on hours) Office _____________150,000
POWER DISSIPATION (watts) ________________33
POWER REQUIREMENTS:
+12V START-UP (amps) _
+12V TYPICAL (amps) __
+5V START-UP (amps) __
+5V TYPICAL (amps) ___
TYPICAL (watts) ______33
IDLE (watts) _________30
WRITE PRECOMP (cyl) ______________________N/A
REDUCED WRITE CURRENT (cyl) ______________N/A
LANDING ZONE (cyl) _______________________Auto
USER MANUAL PART NUMBER __________________
OTHER ____________________________________
Synchronized Spindles, Sweep Cycle Capability
ZBR = Zone Bit Recording = Variable sectors per track
** Already low-level formatted at the factory with six spare sectors
per cylinder, one spare cylinders/unit, one system cylinder/unit, and
one diagnostic cylinder/unit.
Physical:
Height (inches/mm): 3.25/82.6
Width (inches/mm): 5.75/146.1
Depth (inches/mm): 8.0/203
Weight (lbs/kg): 7.8/3.6
Seagate reserves the right to change, without notice, product
offerings or specifications. (12/14/92)

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