Compaq EN Series Technical Reference Manual page 37

Chapter 2 System Overview
Table 2–7. Diskette Drive Specifications
Parameter
Media Type
Height
Bytes per Sector
Sectors per Track:
High Density
Low Density
Tracks per Side:
High Density
Low Density
Read/Write Heads
Average Access Time:
Track-to-Track (high/low)
Average (high/low)
Settling Time
Latency Average
Table 2–8. 24x CD-ROM Drive Specifications
32x CD-ROM Drive Specifications
Parameter
Interface Type
Transfer Rate:
Max. Sustained
Burst
Media Type
Capacity:
Mode 1, 12 cm
Mode 2, 12 cm
8 cm
Center Hole Diameter
Disc Diameter
Disc Thickness
Track Pitch
Laser
Beam Divergence
Output Power
Type
Wave Length
Average Access Time:
Random
Full Stroke
Audio Output Level
Cache Buffer
2-16 Compaq Deskpro EN Series of Personal Computers
Desktop and Minitower Form Factors
Table 2-7.
Diskette Drive Specifications
(Compaq SP# 179161-001)
3.5 in 1.44 MB/720 KB diskette
Table 2-8.
(SP# 327659-001)
Mode 1,2, Mixed Mode, CD-DA,
Photo CD, Cdi, CD-XA
Third Edition – September 1998
Measurement
1/3 bay (1 in)
512
18
9
80
80
2
3 ms/6 ms
94 ms/173ms
15 ms
100 ms
Measurement
IDE
4800 KB/s
16.6 MB/s
550 MB
640 MB
180 MB
15 mm
8/12 cm
1.2 mm
1.6 um
53.5 +/- 1.5
53.6 0.14 mW
GaAs
790 +/- 25 nm
<100 ms
<150 ms
0.7 Vrms
128 KB