Specifications

Table 6-5

Diskette Drive

Diskette size

3.5 inch

 

 

 

 

Light

On system

 

 

 

 

Height

0.5 in

12.7 mm

 

 

 

Bytes per sector

512

 

 

 

 

Sectors per track

 

 

High density

18 (1.44-MB)

15 (1.2-MB)

Low density

9

 

 

 

 

Tracks per side

 

 

High density

80

 

Low density

80

 

 

 

 

Read/write heads

2

 

 

 

 

Average seek times

 

 

Track-to-track (high/low)

3 ms

6 ms

Average (high/low)

95 ms

174 ms

Settling time

15 ms

 

Latency average

100 ms

 

 

 

 

Maintenance and Service Guide

6–7