System Features
product description 19
Features of the DVD-ROM Drive (P1544B)
• CD-ROM Mode-1 data disc.
•
CD-ROM Mode-2 data disc (Mode 1 and Mode 2).
• Photo-CD Singlesession and Multisession.
•
CD Audio disc.
• Video CD.
• Mixed mode CD-ROM disc (data and audio).
• CD-ROM XA, CD-I, CD-Extra, CD-R, CD-RW, CD Text.
• DVD-ROM, DVD + RW, DVD-R, DVD-RW.
NOTE If a disk is still in the drive after power failure or drive failure, the disk can be reclaimed by inserting a straightened paper-clip into the
small hole at the bottom of the door.
DVD Region Codes
DVD region settings can be changed up to 5 times (including the first setting).
Description
HP product number P1544B
Disc Diameter 120mm
Storage Capacity 656MB to 18GB (depending on disk type)
Read Mode 16X max (DVD), 40X max CD-ROM
Burst Transfer Rate PIO mode 4 - 16.6MB/s maximum
Single Word DMA Mode 2 - 8.3MB/s maximum
Multi Word DMA Mode 2 - 16.6MB/s maximum
Ultra DMA 33 - 33.3MB/s maximum.
Access Time CDs - Average Random Access Time: 90ms (typical)
Full Stroke Access Time: 160ms (typical)
DVDs - Average Random Access Time: 120ms (typical)
Full Stroke Access Time: 180ms (typical)
Buffer Memory Size 512KB
Rotational speed Approx. 7,300 rpm maximum
Region Codes Region
Supported by the
P1544B DVD Drive
1 USA & Canada Yes
2 Europe & Japan Yes
3 South East Asia Yes
4 Latin America & Australia Yes
5 Russia, Rest of Asia, Africa Yes
6 China Yes
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