SEAGATE TECHNOLOGY, INC. Customer Technical Support FAX Network +1 408 438-8137 Customer Technical Support Bulletin Boards (300-9600, 8-N-1) 旼컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컫컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴커 � United States +1 408 438-8771 � United Kingdom +44 628 478011 � 쳐컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컵컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴캑 � Germany +49 89 140-9331 � Singapore +65 227-2217 � 읕컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컨컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴켸 (C)opyright 1991 ST-506 ST506 MFM UNFORMATTED CAPACITY (MB) ________________6.38 FORMATTED CAPACITY (17 SECTORS) (MB) _____5.0 ACTUATOR TYPE ____________________________STEPPER TRACKS ___________________________________612 CYLINDERS ________________________________153 HEADS ____________________________________4 DISCS ____________________________________2 MEDIA TYPE _______________________________OXIDE RECORDING METHOD _________________________MFM TRANSFER RATE (mbits/sec) ________________5.0 INTERFACE ________________________________ST506 TPI (TRACKS PER INCH) ____________________255 BPI (BITS PER INCH) ______________________7,690 AVERAGE ACCESS (ms) ______________________85 SINGLE TRACK SEEK (ms) ___________________3 MTBF (power-on hours) ____________________11,000 POWER REQUIREMENTS: +12V START-UP (amps) _3.5 +12V TYPICAL (amps) __1.6 +5V TYPICAL (amps) ___0.7 TYPICAL (watts) ______22.7 MAXIMUM (watts) ______47 BUFFERED STEP PULSE RATE (micro sec) _____3 ms ONLY WRITE PRECOMP (cyl) ______________________128 REDUCED WRITE CURRENT (cyl) ______________128 LANDING ZONE (cyl)________________________157 IBM AT DRIVE TYPE ________________________N/A Seagate reserves the right to change, without notice, product offerings or specifications. (6/26/90)