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 1991 ST-41651N Wren 8 FH SCSI-2 Fast 20-pin (2x10) configuration jumper-block version � Synchronous Spindles option DC � Power � �����������������������������͸ /���������\ ��������P�W�A��������͵:SCSI:Cable:::::::::::::::::1�͵ 0 0 0 0 ��� �Ŀ ���Ŀ �����������������������������; ��5�G�G�12� �o�o o o o o o o�o o� �������1 �������1 �������1 �o�o o o o o o o�o o� �������� �������� �������� ��� 4 2 1 ����� Terminator SIPS � � ����� � � � � � � � � �� Motor Start Delay (16 secs * ID) � � � � ���� Parity check enable � � � ������ Motor Start option enable � � ���������� Drive ID's, ID 0 (none) if only SCSI device � �������������� Terminator power to the Bus (vertical) ���������������� Terminator power from Drive, default (vertical) � Terminator power from Bus (lower horizontal) 16-pin (2x8) configuration jumper-block version � Synchronous Spindles option DC � Power � �����������������������������͸ /���������\ ��������P�W�A��������͵:SCSI:Cable:::::::::::::::::1�͵ 0 0 0 0 ��� ���Ŀ �����������������������������; ��5�G�G�12� �o o�o o o o o o �������1 �������1 �������1 �Ŀ �o o�o o o o o o �������� �������� �������� �o�o �1���4 2 1 M P Terminator SIPS �o�oĿ ����� � � � ��ٳ � � � � �� Motor Start Delay (16 secs * ID) � � � � � ���� Parity check enable � � � � ������ Motor Start option enable � � � ���������� Drive ID's, ID 0 (none) if � � � only SCSI device � � � � � � Terminator power from Drive, default (vertical) ��� � � Terminator power to the Bus (vertical) ����� � Terminator power from Bus (lower horizontal) ������� Both versions: LED ���Ŀ (Viewed from front of drive) � GND � 0 � � ����������������������P�W�A��������������������������������������� o o o J6 pin-1 (+5v) ----o o o � � � Remote LED connection ��� � � Write Protect Remote ����� � Switch cable connection � � Factory Use Only ������� ST-41651N WREN 8 FH UNFORMATTED CAPACITY (MB) ________________1,650 FORMATTED CAPACITY (xx SECTORS) (MB) _____1,415* AVERAGE SECTORS PER TRACK (with spares)___87 ACTUATOR TYPE ____________________________ROTARY VOICE COIL TRACKS ___________________________________31,605 CYLINDERS ________________________________2,107 (user) HEADS ____________________________________15 DISCS (5.25 in) __________________________8 MEDIA TYPE _______________________________THIN FILM RECORDING METHOD _________________________ZBR RLL (1,7) INTERNAL TRANSFER RATE (mbits/sec) _______17 to 32 EXTERNAL TRANSFER RATE (Mbytes/sec) ______10.0 Sync. SPINDLE SPEED (RPM) ______________________3,600 AVERAGE LATENCY (mSEC) ___________________8.33 BUFFER ___________________________________256 Kbyte Read Look-Ahead, Adaptive, Multi- Segmented Cache INTERFACE ________________________________SCSI-2 Fast BYTES PER TRACK __________________________54,900 avg. SECTORS PER DRIVE ________________________2,749,635 TPI (TRACKS PER INCH) ____________________1,760 BPI (BITS PER INCH) ______________________ AVERAGE ACCESS (ms) ______________________15 SINGLE TRACK SEEK (ms) ___________________2.5 MAX FULL SEEK (ms) _______________________34 MTBF (power-on hours) ____________________150,000 POWER REQUIREMENTS: +12V START-UP (amps) _4.5 +12V TYPICAL (amps) __1.5 +5V START-UP (amps) __0.8 +5V TYPICAL (amps) ___0.6 TYPICAL (watts) ______21 MAXIMUM (watts) ______58 WRITE PRECOMP (cyl) ______________________N/A REDUCED WRITE CURRENT (cyl) ______________N/A LANDING ZONE (cyl) _______________________AUTO PARK IBM AT DRIVE TYPE ________________________0 or NONE * Already low-level formatted at the factory with one spare sector per track and two spare cylinders/unit. Seagate reserves the right to change, without notice, product offerings or specifications. (10/31/91)