H H - 7 2 5 MICROSCIENCE NO MORE PRODUCED Native| Translation ------+-----+-----+----- Form 5.25"/HH Cylinders 612| | | Capacity form/unform 20/ 25 MB Heads 4| | | Seek time / track 80.0/ 3.0 ms Sector/track 32| | | Controller MFM / ST506 Precompensation Cache/Buffer KB Landing Zone Data transfer rate 0.625 MB/S int Bytes/Sector 256 0.625 MB/S ext Recording method MFM operating | non-operating -------------+-------------- Supply voltage 5/12 V Temperature *C 5 50 | -40 60 Power: sleep W Humidity % 8 80 | 8 80 standby W Altitude km | idle 11.0 W Shock g 10 | 40 seek W Rotation RPM 3550 read/write W Acoustic dBA spin-up W ECC Bit MTBF h 14000 Warranty Month Lift/Lock/Park NO Certificates CSA,TUV,UL478
MICROSC. HH-725 INSTALLATION MANUAL 290001-000, SEP. 10, 1985
| | | | | | | | | +------------+ | | | SW1 | | | 1------------10 +-----------+ | +--+ +---+ +---+ | J3 | +---+ | | | | | +-----------+ | +------J1-----------+ +---J2---------+ +----------------+
Controller: Adaptec ACB 2010A
MICROSC. HH-725 INSTALLATION MANUAL 290001-000, SEP. 10, 1985
Switch Setting
==============
SW1
---
+------------------------------+ |+-++-++-++-++-++-++-++-++-++-+|OFF (0) ||x||x||x||x||x||x||x||x||x||x|| |+-++-++-++-++-++-++-++-++-++-+|ON (1) +-1--2--3--4--5--6--7--8--9--10+ Drive Select 1 --+ | | | +--+--+--+--+ +-- Exerciser Drive Select 2 -----+ | | Termination Drive Select 3 --------+ | Drive Select 4 -----------+