Fujitsu MCE3064SS Manuel D’Utilisation

2 - 18

C156-E097-01EN

(1)

128 MB disk

The ISO/IEC10090 defines 128 MB disk specification.

(2)

230 MB disk

The ISO/IEC13963 defines 230 MB disk specification.

(3)

540 MB/640 MB disk

The ISO/IEC15041 defines 540 MB/640 MB disk specification.

Table 2.6 lists disk specifications.

Item

Specification

Disk media

128 MB

230 MB

540 MB

640 MB

Format

User zone (radius)

24 to 40 mm

23.72 to
40.99 mm

23.72 to
41.00 mm

Track shape

Spiral

Track pitch

1.6±0.1

µ

m

1.39±0.08

 µ

m

1.10±0.05

 µ

m

Direction of rotation

Counterclockwise (viewed from lens)

Number of zones

–

10

18

11

Number of logical tracks/side

–

17,940

42,042

18,480

Number of logical tracks/zone

–

1,380 to 2,208

1,750 to 2,772

1,260 to 2,100

Number of physical tracks/side

–

11,500

15,700

15,708

Number of physical tracks/zone

–

1,150

875 (825)

1,428

Number of user tracks/side

10,000

17,940

42,042

18,480

Number of sectors/track

25

17

Data block length

512 bytes

2,048 bytes

Outer diameter of disk medium

86 mm

Outer diameter of hub

15 mm

Optical disk cartridge dimensions
(W/L/H)

90/94/6 mm

Mechanical
characteristics