SEAGATE TECHNOLOGY, INC. Customer Technical Support FAX Network +1 408 438-8137 Customer Technical Support Bulletin Boards (300-9600, 8-N-1) ��������������������������������������������������������������������Ŀ � United States +1 408 438-8771 � United Kingdom +44 628 478011 � ��������������������������������������������������������������������Ĵ � Germany +49 89 140-9331 � Singapore +65 227-2217 � ���������������������������������������������������������������������� (C)opyright 1993 ST-410800W Elite 9 Fast SCSI-2 Wide �� Terminator Power Source (see below)�Ŀ 4o�o3 � J4A 2o o1 J4B � o o o o o o A R o o Power o o o o � o o o o o o g F o o ___________________ �12�G�G�5Ŀ o o o o � �������������������������( �����������������1)����͵ 0 0 0 0 ����������� � 8 4 2 1 � � ��� � � \�����������ij����/ \���������/ � � � � � ������� � � � � � SCSI Cable Connector 68-pin � � � � � � � � � � � � � � � � � � � � � ��� Spindle Synch Cable Connector � � � � � � � � � � (top pin: SSREF, bottom: ground) � � � � � � � � � ������ Terminator Enable � � � � � � � � ���������� LED Connection (g: ground pin) � � � � � � � � Activity (A-G) � � � � � � � � Ready (R-G) � � � � � � � � Fault (F-G) � � � � � � � �� Reserved � � � � � � ���� Write Protect Enable Spinup Delay �� � � � � ��������� SCSI ID (10 secs * ID) � � � � Motor Start option enable ���� � � � Parity check DISable ������ � � Reserved �������� � ����������������������������������͸ � � Terminator Power Source Options ������������������������������������������ ����������������������������������������������������������������������Ŀ � 2 & 4 � Initiator supplies power over the SCSI Bus for terminators. � � Drive supplies no terminator power. � � 1 & 2 � Drive supplies power for its own terminator resistor-paks � � but not to SCSI Bus. This is the factory setting. � � 1 & 3 � � AND � Drive supplies power for external terminator at end of the � � 2 & 4 daisy chain. Terminator resistor-paks must be removed. � � This option is recommended only for last drive on daisy � � chain. � ������������������������������������������������������������������������ ST410800WD drives are shipped without terminators and have empty terminator sockets on the PCB. You must provide termination resistors for these drives. ST-410800W Elite 9 UNFORMATTED CAPACITY _____________________10,800 FORMATTED CAPACITY (512 byte blk) ________9,090 AVERAGE SECTORS PER TRACK ________________133 (rounded down) ACTUATOR TYPE ____________________________ROTARY VOICE COIL TRACKS ___________________________________132,975 CYLINDERS ________________________________4925 HEADS ____________________________________27 DISCS (5.25 in) __________________________14 MEDIA TYPE _______________________________THIN FILM HEAD TYPE ________________________________THIN FILM RECORDING METHOD _________________________ZBR RLL (1,7) INTERNAL TRANSFER RATE (mbits/sec) _______45-66 INTERNAL TRANSFER RATE AVG (mbyte/sec) ___7.2 EXTERNAL TRANSFER RATE (mbyte/sec) _______20 (burst) SPINDLE SPEED (RPM) ______________________5,400 AVERAGE LATENCY (mSEC) ___________________5.55 COMMAND OVERHEAD (mSEC) __________________<0.5 BUFFER ___________________________________1024 Kbyte Read Look-Ahead, Adaptive, Multi-Segmented Cache INTERFACE ________________________________SCSI-2 FAST BYTES PER TRACK __________________________63,000-91,000 SECTORS PER DRIVE ________________________17,845,731 BYTES PER CYLINDER _______________________1,058,400 to 1,587,600 TPI (TRACKS PER INCH) ____________________3,979 BPI (BITS PER INCH) ______________________ AVERAGE ACCESS (ms) read/write ___________11/12 SINGLE TRACK SEEK (ms) read/write ________0.9/1.7 MAX FULL SEEK (ms) read/write ____________23/24 MTBF (power-on hours) Class A Room _______NA MTBF (power-on hours) Office _____________500,000 POWER DISSIPATION (watts) ________________ POWER REQUIREMENTS: Single-ended/Differential +12V START-UP (amps) _3.98/4.60 +12V TYPICAL (amps) __1.90/1.88 +5V START-UP (amps) __2.37/3.48 +5V TYPICAL (amps) ___1.96/2.77 TYPICAL ( watts seek/read)_32.60/36.41 IDLE (watts) ______________28.34/31.81 USER MANUAL PART NUMBER __________________ OTHER ____________________________________ Synchronized Spindles, Sweep Cycle Capability ** Already low-level formatted at the factory with nine spare sectors per cylinder, one spare cylinders/unit, one system cylinder/unit, and one diagnostic cylinder/unit. Physical: Height (inches/mm): 3.25/82.6 Width (inches/mm): 5.75/146.1 Depth (inches/mm): 8.0/203 Weight (lbs/kg): 7.8/3.6 Seagate reserves the right to change, without notice, product offerings or specifications. (03/24/94)