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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)
??????????????????????????????????????????????????????????????????????
? United States +1 408 438-8771 ? United Kingdom +44 628 478011 ?
??????????????????????????????????????????????????????????????????????
? Germany +49 89 140-9331 ? Singapore +65 227-2217 ?
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(C)opyright 1993
ST-11200N SCSI-2 Fast (Hawk 1)
?????????????
? REAR VIEW ?
?????????????
50 pin I/O Cable Connection
?
J1?????????????????????????1? /?????????\ TOP (HDA)
??:::::::::::::::::::::::::??? 0 0 0 0 ???
??????????????????????????? ??5?G?G?12? BOTTOM
1??????? 1??????? 1???????
???????? ???????? ????????
?Terminating Resistors?
???????????????????
? RIGHT SIDE VIEW ?
???????????????????
BACK ??? J2 12345678 TOP (HDA) FRONT
OF J1???????????????????????P?W?A??????????????????????? OF
DRIVE ??? :::::::: BOTTOM DRIVE
????????
?Terminator Power ???????? Reserved
??Terminator Power ???????? Start Delay (12 secs * ID)
? Factory Use ???????? Motor Start
? Parity Enable ???????? Write Protect
?
?
? ??????????????????????????????????
??? Termination Power-source Table ?
????????????????????????????????????????????????
??????....?????....?????PWA edge????? ?
? ?
? 1 2 1 2 1 2 ?
? ??? ??? A Drive Supplies Bus ?
? ???? ???? ????? B Drive Supplies Own ?
? ???? ???? ?? ?? C Bus Supplies Drive ?
? A B C ?
??????????Default???????????????????????????????
??????????????????
? LEFT SIDE VIEW ?
?????????????????? If these ID jumpers are used,
then ID jumpers shown in front
view ARE NOT USED.
FRONT TOP (HDA) J5 ???1? ???BACK
OF ????????P?W?A????????????????????????????????:::???J1 OF
DRIVE BOTTOM ????? ???DRIVE
???
Note: On early drives ? ID 1 ????? ID 4
with PCB# 75782395 or ? ID 2
#75782485 ID jumpers are??? ID 4 ID 1
reversed. ?
??????????????
? FRONT VIEW ?
??????????????
TOP (HDA) J6 ??????1?
??P?W?A???????????????????????????::::::??
* BOTTOM ????????
? 123456
LED ?? ??????
ID 4 ?????? Reserved
ID 2 ?????? Remote LED (pin-3 +5v)
ID 1 ?????? Spindle Synchronization
(pin-6 REF SIG+)
If these ID jumper are used, then
ID jumpers shown in left side
view ARE NOT USED.
ST - 11200N
Hawk 1
UNFORMATTED CAPACITY (MB) ________________1,248
FORMATTED CAPACITY (xx SECTORS) (MB) _____1,054
AVERAGE SECTORS PER TRACK ________________73
ACTUATOR TYPE ____________________________VOICE COIL
TRACKS ___________________________________28,080
CYLINDERS ________________________________1,872 (user)
HEADS ____________________________________15
DISCS (3.5 in) ___________________________8
MEDIA TYPE _______________________________THIN FILM
RECORDING METHOD _________________________ZBR RLL (1,7)
INTERNAL TRANSFER RATE (mbits/sec) _______23.2 to 40.6
EXTERNAL TRANSFER RATE (mbyte/sec) _______4 Async
EXTERNAL TRANSFER RATE (mbyte/sec) _______10 Sync
SPINDLE SPEED (RPM) ______________________5,411
AVERAGE LATENCY (mSEC) ___________________5.4
BUFFER ___________________________________256 Kbyte
Read Look-Ahead, Adaptive,
Multi-Segmented Cache
INTERFACE ________________________________SCSI-2 Fast
BYTES PER TRACK __________________________41,660 avg.
SECTORS PER DRIVE ________________________2,059,139
TPI (TRACKS PER INCH) ____________________2,150
AVERAGE ACCESS (ms) (read/write)__________10.5/11.2
Drive level without controller overhead
SINGLE TRACK SEEK (ms) ___________________1.5/2.0
MAX FULL SEEK (ms) _______________________20.0/21.0
MTBF (power-on hours) ____________________200,000
POWER REQUIREMENTS: +12V START-UP (amps) _2.0
+12V TYPICAL (amps) __0.5
+5V TYPICAL (amps) ___0.4
TYPICAL (watts) ______11
IDLE (watts) _________9
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
Formatted at the factory with 12 spare sectors per cylinder
and two spare cylinders at inner tracks per unit.
Seagate reserves the right to change, without notice, product
offerings or specifications. (08/09/94)