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 1991
ST-1201E (94356-200) Swift ESDI
����\
� 0 � 5 ��� Drive Selects
� 0 � G ����
� 0 � G 1 2 4 �� Located on rear
� 0 � 12 o o o � side of drive
����/ o o o � Control Cable �
�������� �� �������������� ��� ��������Ŀ
� 1�����1����� o o o o o
�Data Cable Terminators o o o o o (front)
M S � � Ext
� � � � �
� � � � �
Motor Start option enable ��� � � � �
Soft Sector option enable ���� � � �
� � �
B/Sec Sectors � � � 0=open
��������������������� | | � 1=closed
Test Only � 1 1 �
512 �34 1 0 � = 167,952,384
512 �36 0 0 � = 177,831,936
256 �64 0 1 �
�
External Spindle clock �������������
ST-1201E
94356-200 Swift
UNFORMATTED CAPACITY (MB) ________________201
FORMATTED CAPACITY (36 SECTORS) (MB) _____177 **
ACTUATOR TYPE ____________________________VOICE COIL
TRACKS ___________________________________9,648
CYLINDERS ________________________________1,072
HEADS ____________________________________9
DISCS ____________________________________5
MEDIA TYPE _______________________________THIN FILM
RECORDING METHOD _________________________RLL (2,7)
TRANSFER RATE (mbytes/sec) _______________1.25
SPINDLE SPEED (RPM) ______________________3,600
AVERAGE LATENCY (mSEC) ___________________8.33
INTERFACE ________________________________ESDI
SECTORS PER DRIVE ________________________347,328
TPI (TRACKS PER INCH) ____________________1,350
BPI (BITS PER INCH) ______________________28,103
AVERAGE ACCESS (ms) ______________________15
SINGLE TRACK SEEK (ms) ___________________4
MAX FULL SEEK (ms) _______________________35
MTBF (power-on hours) ____________________150,000
POWER REQUIREMENTS: +12V START-UP (amps) _2.5
+12V TYPICAL (amps) __0.7
+5V START-UP (amps) __0.75
+5V TYPICAL (amps) ___0.4
TYPICAL (watts) ______11
MAXIMUM (watts) ______12
BUFFERED STEP PULSE RATE (micro sec) _____6-200
WRITE PRECOMP (cyl) ______________________N/A (1073)
REDUCED WRITE CURRENT (cyl) ______________N/A (1073)
LANDING ZONE (cyl) _______________________AUTO PARK
IBM AT DRIVE TYPE ________________________*
* MAY REQUIRE A CONTROLLER WITH BIOS SUPPORT, OR FORMATTING
AND PARTITIONING SOFTWARE. ALSO, CHECK TO SEE IF YOUR CMOS SETUP
HAS A "CUSTOM" OR "USER DEFINABLE" DRIVE TYPE AVAILABLE.
** ESDI controllers which offer an Alternate/Spare sector per track
option will format to a capacity = Cyl*Hd*(SPT-1)*512 bytes
Swift Remote LED Option
Front View of Drive Without the Plastic Bezel
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� A � B � B = Anode
�������Ĵ D = Cathode
� C � D �
...�������������������������������P�W�A���...
� Default jumper at C-D for LED mounted on drive PWA
� To use remote LED, remove jumper and extend B (Anode)
and D (Cathode).
� Swift LED kit 75912397 allows connection to a remote LED
� Swift LED kit 95913369 has an LED for attachment to the
system front bezel or a 5.25-inch frame kit
Seagate reserves the right to change, without notice, product
offerings or specifications. (6/26/90)
