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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)
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? United States +1 408 438-8771 ? United Kingdom +44 628 478011 ?
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? Germany +49 89 140-9331 ? Singapore +65 227-2217 ?
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(C)opyright 1993
ST-5660N Fast SCSI-2 (Decathlon 545 SCSI)
?????????????
? REAR VIEW ?
?????????????
(front) ID1 o o 50 pin I/O Cable Connection
ID2 o o ?
(back) ID4 o o???????????? ????????????? /?????????\ TOP (HDA)
?????::::::::::::::::::::::::1??? 0 0 0 0 ???
J1??????????????????????????? ??5?G?G?12? BOTTOM
ST-5660N
????????????????
? Front View ?
????????????????
??????????????????? SCSI ID's (none for ID0)
? ??????????????? Reserved
(TOP) ? ? ????????????? Remote LED
????? ? ? ??????????? Reserved
4 2 1 ? ? ? ?22 ?34
J8 o o o o o o o o o o o o o o o o
Option Block ?1o o o o o o o o o o o o o o o o o???????PWA??????????
? ? ? ? ??? ?????????
(BOTTOM) ? ? ? ? ? ?????? Reserved
pin-14 removed ??? ? ? ? ????????????? Terminator power
? ? ? see detail below ?????
? ? ???????????????? Terminator disable ?
? ?????????????????? Parity Enable ?
???????????????????? Remote Start ?
?
Terminator Power (4 settings) ???????????????????????????????????
22 24 1. 23 & 24 Power from drive power connector
o o 2. 21 & 23 Power from SCSI bus
3. 21 & 23 and
o o 22 & 24 Power from drive power connector and
21 23 to SCSI bus
4. 22 & 24 Power to SCSI bus only
ST-5660N
Decathlon 545 SCSI
UNFORMATTED CAPACITY _____________________
FORMATTED CAPACITY (xx SECTORS) __________545.29
SECTORS PER TRACK ________________________88 rounded down
ACTUATOR TYPE ____________________________ROTARY VOICE COIL
CYLINDERS __PHYSICAL______________________3002
HEADS ______PHYSICAL______________________4
DISCS (3.5 in) ___________________________2
MEDIA TYPE _______________________________THIN FILM
HEAD TYPE ________________________________THIN FILM
RECORDING METHOD _________________________ZBR RLL (1,7)
INTERNAL TRANSFER RATE (Mbits/sec) _______27.6 to 47.2
EXTERNAL TRANSFER RATE (Mbytes/sec) ______5 Async/10 Sync
SPINDLE SPEED (RPM) ______________________4,500
AVERAGE LATENCY (mSEC) ___________________6.67
BUFFER ___________________________________256 Kbyte SeaCache
Read/Write, Read Look-Ahead,
Multi-Segmented
INTERFACE ________________________________SCSI-2 Fast
SECTORS PER DRIVE ________________________1,065,036
TPI (TRACKS PER INCH) ____________________3,309
BPI (BITS PER INCH) ______________________52,602
AVERAGE ACCESS (ms) ______________________12
SINGLE TRACK SEEK (ms) ___________________3.5
MAX FULL SEEK (ms) _______________________30
MTBF (power-on hours) Office _____________300,000
SHOCK (G's):
operating (Read/Write) __________2
nonoperating ____________________75
ACOUSTICS (dBa) __________________________34
POWER DISSIPATION (watts) ________________
POWER REQUIREMENTS: +12V START-UP (amps) _1.9
POWER MANAGEMENT (Watts):
ACTIVE _______________5.5
IDLE _________________<2.5
STANDBY ______________0.7
WRITE PRECOMP (cyl) ______________________N/A
REDUCED WRITE CURRENT (cyl) ______________N/A
LANDING ZONE (cyl) _______________________AUTO
IBM AT DRIVE TYPE ________________________0
Physical:
Height (inches/mm): 0.75/19
Width (inches/mm): 4.02/102.1
Depth (inches/mm): 5/127
Weight (lbs/kg): 1.5/0.68
ZBR = Zone Bit Recording = Variable sectors per track
Already low-level formatted at the factory.
Seagate reserves the right to change, without notice, product
offerings or specifications. (08/09/94)