Hp45816A 20 Mbyte Hard Disc Subsystem; Hp45816A Drive Performance - HP Vectra Reference Manual

HP45816A 20MB Hard Disc
Subsystem
The HP45816A 20MB hard disc drive chassis is 41.1 mm high,
146.05mm wide, and 202.2mm deep. It fits in either of the half-
height drive slots, however, the cabling is best managed when the
hard disc drive is installed in the lower slot. The following table
describes the performance of the HP45816A when installed in the
HP Vectra pc.
Table 9.6
HP45816A Drive Performance
Formatted Capacity/Drive
Formatted Capacity/Surface
Formatted CapacityfTrack
Formatted Capacity/Sector
SectorfTrack
Data Transfer Rate
Track-to-Track Seek Time
Average Access Time
Maximum Seek
Latency
Rotational Speed
Recording Density
Flux Density
Track Density
Cylinders
ReadlWrite Heads
Discs
Recording scheme
Dissipation
112 Disc Drives
21.09 Mbyte
5 Mbyte
8,704 bytes
512 bytes
17
5.0 Mbit/sec
20 msec
85 msec
205 msec
8.33 msec
3,600 RPM
+ /-
1
0
/0
9,784 BPI
9,784 Fel
588 tpi
606
4
2
MFM
15 watts typical