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Data Transfer Rate; Specifications - Pioneer DR-944 Operating Instructions Manual

Max. 40x cav atapi cd-rom drive unit

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Specifications

1.
Disc Format
CD-ROM Mode 1
CD-ROM XA Mode2 (form 1, form2)
Photo CD ( single and multiple session)
Video CD (4.4x – 10x)
CD-DA (4.4x – 10x at Audio Play, 8.8x – 20x at Read CD-DA )
CD-Extra
CD-RW (read only, 4.4x –10x)
CD-I Ready
2.
Disc Size
12 cm
8 cm (4X at data disc, Horizontal operation only)
Precautions on playing CD singles(8cm discs)
An 8cm disc can be played only when the drive is horizontal condition and the disc is set in the
8cm groove on the disc tray at loading.
Do not use an adapter for 8cm disc in any conditions for this drive, or malfunction may occur.

3. Data Transfer Rate

Parameter
inner
Sustained
outer
Burst
Maximum data transfer rate is specified with a disc of 1.2m/s linear velocity.
4. Buffer Memory Size
128 kBytes
5. Access Time/ Seek Time
Parameter
Access Time
Random Seek Time
Full Stroke Seek Time
Min.
Typ.
Max.
2250
2415
2625
6000
4.0
33.3
Min.
Ave.
70
60
160
Unit
kBytes/sec
Max. 40X CAV Mode
kBytes/sec
MBytes/sec
Max.
Unit
Random Average
140
msec
CD-ROM Mode1 Disc
90
msec
Random Average
300
msec
6
OB-U0192
Note
Note

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