Cheetah 9
|
Capacity:
Speed:
Average Read Time:
|
9.0
GB
10000 rpm
8.2 ms |
|
ST-19101W Ultra SCSI Wide (Cheetah 9)
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� REAR VIEW � (ST-19101W only)
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(TOP) J5 Auxiliary
___________________ ��� �1�/���������\
�( �����������������1)ͳ::::::�� 0 0 0 0 ��
\�����������ij����/ � �� ���5�G�G�12�
68 pin I/O Cable� ������
Connection Male ������
������ SCSI ID = 0 (none)
Auxiliary option header �������� SCSI ID = 1
��������� or pin-2 Fault LED*
pin-11 +5v ���������ٳ������ SCSI ID = 2
pin-10 GND ����������ٳ������ or Vendor Unique*
SCSI ID = 8 ����������Ĵ����� SCSI ID = 4
or pin-8 Activity ����������� or pin-6 Reserved*
LED*
* These pins are driven low for 250ms after PWR ON or RESET
to allow jumper selectable SCSI ID. Pins 9 and 12 have
no connection.
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� REAR VIEW � (ST-19101WC only)
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80 pin I/O and DC Power Wall/bracket Connection
� Female
J1 /���ij���������������\ TOP (HDA)
����������/ �������������������� \����������
(\�1������������������40/) BOTTOM
Notes on 80 pin I/O connector:
pins 1 - 4 = +12v 41 - 44 = 12v GND
34 - 36 = +5v 74 - 76 = 5v GND
37 = SYNC 77 = LEDC
38 = MTRON 78 = DLYDST
39 = SCSIA0 79 = SCSIA1
40 = SCSIA2 80 = SCSIA3
Mating NC connector: AMP US p/n: 2-557103-1 straight-in, Male 80-pin
2-557101-1 right angle to PCB
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� SIDE VIEW � (ST-19101W/WC)
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FRONT TOP (HDA) J2 87654321 �
OF ���������������������������������P�W�A�����͵J1 Cable
DRIVE BOTTOM :::::::: �;
��������
Enable T-Res (W model only) ٳ������ Terminator Power�
Start Delay (12 secs * ID) �ٳ����� Terminator Powerÿ
Motor Start ��ٳ���� Reserved �
Write Protect �������� Parity Disable �
�
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� Termination Power-source Table ��������������������
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� �����....�����....�����PWA edge����ͳ
� 2 1 2 1 2 1 �
� A Drive Supplies Bus �ķ �ķ �
� B Drive Supplies Own �� ��� ���� �
� C Bus Supplies Drive ��� ��� ���� �
� A+B is valid A B C �
�������������������������������Default����������
(not used on WC model)
Note: WD drives do not have internal terminators or any other
way of adding internal terminators to the drive; use
external active termination if required.
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� FRONT VIEW � (ST-19101W/WC)
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��ĴReserved. Shipped with cover installed.
� �Do not remove. Do not install jumpers
TOP (HDA) ���� 1
��P�W�A��������������������͵::::�::::::���
* BOTTOM ����;123456
� J6 ������
LED �� ������
Remote LED ٳ���� ID 1
(pin-11 +5v) ����� ID 2
Reserved �ٳ��� ID 4
���� ID 8
Caution: Do not use J2 jumpers on J6. The internal contacts
will be bent and cannot be reused on J2 without them
falling off.
ST-19101W
UNFORMATTED CAPACITY (GB) ________________11.7
FORMATTED CAPACITY (GB) __________________9.1
AVERAGE SECTORS PER TRACK ________________170 rounded down
ACTUATOR TYPE ____________________________ROTARY VOICE COIL
TRACKS ___________________________________104,416
CYLINDERS ________________________________6,526 user
HEADS ______PHYSICAL______________________16
DISCS (3.5 in) ___________________________8
MEDIA TYPE _______________________________THIN FILM/MR
RECORDING METHOD _________________________PRML (0,4,4) ZBR
INTERNAL TRANSFER RATE (mbits/sec)________122 to 177
INTERNAL FORMATTED TRANSFER RATE (MB/sec)_11.3 to 16.8
EXTERNAL TRANSFER RATE (mbyte/sec) _______40 Sync
SPINDLE SPEED (RPM) ______________________10,033
AVERAGE LATENCY (mSEC) ___________________2.99
BUFFER (/optional)________________________512/2048 KByte
Read Look-Ahead, Adaptive,
Multi-Segmented Cache
INTERFACE ________________________________Ultra-SCSI Wide
ASA II, S.M.A.R.T., SCAM level 1 (2 optional)
BYTES PER TRACK __________________________
SECTORS PER DRIVE ________________________
TPI (TRACKS PER INCH) ____________________6932
BPI (KBITS PER INCH) _____________________94 to 135.4
AVERAGE ACCESS (ms) (read/write)__________8.2/9.7
Drive level with controller overhead
SINGLE TRACK SEEK (ms) ___________________0.8/1.2
MAX FULL SEEK (ms) _______________________19.2/20.2
MTBF (power-on hours) ____________________1,000,000
SHOCK (G's, 11/2 ms):
operating (Read/Write) __________2
abnormal ________________________10
nonoperating ____________________50/140
ACOUSTICS (Bels typical, sound power) ____4.6
POWER DISSIPATION (watts/BTUs) Active ____22.2/76
Idle ______20/68.4
POWER REQUIREMENTS: +12V START-UP (amps) _3.22
+12V TYPICAL (amps) __1.34 idle
+5V START-UP (amps) __0.93
+5V TYPICAL (amps) ___0.80 idle
IDLE (watts) _________20.7
LANDING ZONE (cyl) _______________________AUTO PARK
IBM AT DRIVE TYPE ________________________0 or NONE
Physical:
Height (inches/mm): 1.63/41.4
Width (inches/mm): 4.00/101.6
Depth (inches/mm): 5.75/146.1
Weight (lbs/kg): 2.3/1.04
Already low-level formatted at the factory with 108 spare sectors
at the end of each 6 cylinder wide sparing region.
ZBR = Zone Bit Recording = Variable sectors per track
Seagate reserves the right to change, without notice, product
offerings or specifications. (01/14/98)
