D R - 3 1 1 C A T ALPS ELECTRIC NO MORE PRODUCED Native| Translation ------+-----+-----+----- Form 3.5"/SLIMLINE Cylinders 2108| 527| 732| Capacity form/unform 106/ MB Heads 2| 8| 8| Seek time / track 13.0/ 5.0 ms Sector/track | 49| 35| Controller IDE / AT Precompensation Cache/Buffer 128 KB LOOK-AHEAD Landing Zone Data transfer rate 0.549 MB/S int Bytes/Sector 512 MB/S ext Recording method RLL 1/7 operating | non-operating -------------+-------------- Supply voltage 5/12 V Temperature *C 50 | -40 60 Power: sleep W Humidity % 8 80 | 5 95 standby 0.6 W Altitude km | idle W Shock g 5 | 75 seek W Rotation RPM 3448 read/write 3.1 W Acoustic dBA spin-up 10.0 W ECC Bit MTBF h 150000 Warranty Month Lift/Lock/Park YES Certificates CSA,TUV,UL1950 ********************************************************************** J U M P E R S ********************************************************************** ALPS DR311/DR312 Jumper setting ============== +--------+------------+--------------+---------------+ |Jumper | 1 Harddisk| 2 Harddisks | 2 Harddisks | | | | Master | Slave | +--------+------------+--------------+---------------+ | -C/D | CLOSED | CLOSED | OPEN | +--------+------------+--------------+---------------+ | -ACT | CLOSED | CLOSED | CLOSED | +--------+------------+--------------+---------------+ | -DSP | OPEN | CLOSED | OPEN | +--------+------------+--------------+---------------+ | -HSP | OPEN | OPEN | OPEN | +--------+------------+--------------+---------------+