************************************************************ Miniscribe Disk Drive Specifications For Model: 3180E ************************************************************ FORM FACTOR 5.25 inch HH INTERFACE 10 MHz ESDI DATA ENCODING METHOD 2,7 RLL DATA TRANSFER RATE (Mbit/Sec) 10.0 DISK DRIVE CHARACTERISTICS HEADS 7 CYLINDERS 1250 SECTORS/TRACK (512 Byte Sectors) 34,35 or 36 WRITE PRECOMPENSATION CYLINDER NA*** REDUCED WRITE CURRENT CYLINDER NA*** MINIMUM STEP PULSE RATE NA*** UNFORMATTED BYTES/TRACK 20,832 RADIAL TRACK DENSITY (TPI) 1,135 ROTATIONAL SPEED (RPM) 3,600 UNFORMATTED CAPACITY (Millions of Bytes) 182.3 NA***(NOT APPLICABLE TO ESDI DRIVES) SECTOR MODE 34 35 36 ------------------------------------------------------ FORMAT CAP. (Millions of Bytes) 152.3 156.8 161.3 FORMAT CAP. (MB=1,048,576 Bytes) 145.3 149.5 153.8 ACCESS TIMES (mSec)* SINGLE TRACK 3.5 AVERAGE OF ALL POSSIBLE SEEKS 17 ONE-THIRD STROKE 18 MAXIMUM 35 *(INCLUDES SETTLING) POWER REQUIREMENTS DISSIPATION (Watts) TYPICAL 15.0 MAXIMUM 18.5 CURRENT (Amps) +5 V DC (+ or - 5%) 0.6 +12 V DC (+ or - 5%) 1.1 MAXIMUM STARTUP CURRENT 2.5 PHYSICAL DIMENSIONS HEIGHT (in) 1.625 WIDTH (in) 5.75 DEPTH (in) 8 WEIGHT (lbs) 3.2 OPERATIVE ENVIRONMENTAL LIMITS MINIMUM TEMPERATURE (Centigrade) 10 MAXIMUM TEMPERATURE (Centigrade) 50 THERMAL GRADIENT (Degrees C/Hour) 10 RELIABILITY MTBF (Hours) 35,000 MTTR (Minutes) 30 COMPONENT DESIGN LIFE (Years) 5 -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=- 3180E JUMPER CONFIGURATIONS --------------------------------------------------------------------------- TERMINATORS DRIVE SELECT JUMPERS ----------- -------------------- RP-4, RP-17 J-15: 1 2 3 DRIVE - - - ----- 1 O O 1 O 1 O 2 1 1 O 3 These 8 jumpers must be installed for drive operation ----------------------------------------------------- J-14, J-20, J-21, J-24, J-27, J-29, J-30, J-510. These jumpers must be uninstalled for drive operation ----------------------------------------------------- J-9, J-10, J-11, J-23. SECTOR CONFIGURATION JUMPERS ------------------------- J-19 J-12 J-13 Bytes/sec. No./sec. Soft ON ON ON Soft Sec. Mode Fixed OFF ON OFF 512 34 Fixed OFF OFF ON 512 36 Fixed OFF OFF OFF 512 35