Specifications

Table A-41. RZ57 SCSI Hard Disk Drive Description
Weight Height Width Depth
Internal drive 3.8 kg
(8.4 lb)
82.6 mm
(3.25 in)
146 mm
(5.75 in)
208 mm
(8.20 in)
Table A-42. RZ57 SCSI Hard Disk Drive Specifications
Interface SCSI
Recording density (BPI at ID) 42,441
Flux density (FCI at ID) 31,830
Track density (TPI) 1,670
Tracks per surface (unformatted) 1,928
Tracks per surface (formatted) 1,925
Read/write heads 15
Disks 8
Time to process ECC (512 bytes) <=100 ms
Formatted storage capacity
- Per drive 1.0 gigabytes
- Per cylinder 539,640 bytes
- Per sector 35,976 bytes
- Per surface 66.7 Mbytes
- Per block 512 bytes
Blocks 71 per track
Spare blocks 11 per cylinder
96,009 per drive
Spare cylinders 71
Transfer rate to/from media 2.5 Mbytes/sec
Bus asynchronous mode 1.6 Mbytes/sec
Bus synchronous mode 4.0 Mbytes/sec
Seek time <=4 Msec track-to-track
<=14.5 Msec average
<=33 Msec maximum
Average latency 8.3 Msec
Rotational speed 3,600 RPM
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A–22 Equipment Specifications