Mating NC connector: AMP US p/n: 2-557103-1 straight-in, Male 80-pin
2-557101-1 right angle
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� RIGHT SIDE VIEW � (Both ST-11900N and ST-11900NC)
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BACK � J2 12345678 TOP (HDA) FRONT
OF J1�����������������������P�W�A����������������������� OF
DRIVE �; :::::::: BOTTOM DRIVE
��������
�Terminator Power ٳ������ Reserved
ڴTerminator Power �ٳ����� Start Delay (12 secs * ID)
� Enable T-Res ��ٳ���� Motor Start
� Parity Enable ������� Write Protect
�
�
� ��������������������������������Ŀ
�Ĵ Termination Power-source Table �
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������....�����....�����PWA edge����� �
� �
� 1 2 1 2 1 2 �
� �ķ �ķ A Drive Supplies Bus �
� ���� ���� ��� B Drive Supplies Own �
� ��� ��� � �� C Bus Supplies Drive �
� A B C �
����������Default�������������������������������
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� LEFT SIDE VIEW � (ST-11900N only)
����������������ͼ 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
���
ID 1 �ٳ�� ID 4
ID 2
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� FRONT VIEW � (Both ST-11900N and ST-11900NC)
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TOP (HDA) J6 ������1�
��P�W�A�������������������������͵::::::��
* BOTTOM ������;
� 123456
LED �� ������
ID 4 ٳ���� Reserved
ID 2 �ٳ��� Remote LED (pin-3 +5v)
ID 1 ����� Spindle Synchronization
(pin-6 REF SIG+, default
If these ID jumper are used, then jumper installed)
ID jumpers shown in left side view J5
or 80 pin I/O cable ARE NOT USED.
ST-11900N
Hawk 2
UNFORMATTED CAPACITY (MB) ________________2003
FORMATTED CAPACITY (xx SECTORS) (MB) _____1700
AVERAGE SECTORS PER TRACK ________________83 rounded down
ACTUATOR TYPE ____________________________ROTARY VOICE COIL
TRACKS ___________________________________39,315
CYLINDERS ________________________________2,621 user
HEADS ______PHYSICAL______________________15
DISCS (3.5 in) ___________________________8
MEDIA TYPE _______________________________THIN FILM
RECORDING METHOD _________________________ZBR RLL (1,7)
INTERNAL TRANSFER RATE (mbits/sec)________26.8 to 45.6
EXTERNAL TRANSFER RATE (mbyte/sec) _______4 Async
EXTERNAL TRANSFER RATE (mbyte/sec) _______10 Sync
SPINDLE SPEED (RPM) ______________________5,411
AVERAGE LATENCY (mSEC) ___________________5.54
BUFFER ___________________________________256/1024 KByte
Read Look-Ahead, Adaptive,
Multi-Segmented Cache
INTERFACE ________________________________SCSI-2 FAST
SECTORS PER DRIVE ________________________
TPI (TRACKS PER INCH) ____________________3000
AVERAGE ACCESS (ms) (read/write)__________9.0/10.5
Drive level without controller overhead
SINGLE TRACK SEEK (ms) ___________________1
MAX FULL SEEK (ms) _______________________19
MTBF (power-on hours) ____________________500,000
POWER REQUIREMENTS: +12V START-UP (amps) _2.0
+12V TYPICAL (amps) __0.54
+5V START-UP (amps) __0.8
+5V TYPICAL (amps) ___0.43
TYPICAL (watts) ______9
MAXIMUM (watts) ______
WRITE PRECOMP (cyl) ______________________N/A
REDUCED WRITE CURRENT (cyl) ______________N/A
LANDING ZONE (cyl) _______________________AUTO PARK
IBM AT DRIVE TYPE ________________________0 or NONE