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1.4 CD-RW/DVD-ROM Drive 1 Hardware Overview
PORTEGE A100 Maintenance Manual (960-460) 1-13
1.4 CD-RW/DVD-ROM Drive
This drive corresponds CD/CD-ROM (12cm and 8cm), CD-R, CD-RW, DVD-ROM, DVD-
R and DVD-RW drive and supports format of CD-DA, CD-ROM, Photo CD, CD-I, Video
CD, Enhanced CD, CD-TEXT, DVD-ROM, DVD-R and DVD-Video.
Table 1-3 CD-RW/DVD-ROM drive dimensions
Parameter Standard value
Outline Width (mm) 128(Excluding projections)
dimensions Height (mm) 12.7(Excluding projections)
Depth (mm) 129(Excluding projections)
Table 1-4 CD-RW/DVD-ROM drive specifications
Item Specifications
Speed (MAX)
CD ROM data (Read) 24x CAV
CD R data (Write) 24x max. (ZCLV)
CD-RW data (Write) 4x (CLV)
DVD-ROM data (Read) 8x max. CAV
Date transfer speed
CD-ROM mode 1 Max. 3,600KB/s
DVD-ROM Max. 10,816KB/s
PIO MODE 4 (Mode 0 ~ Mode 4) 16.6MB/s max.
Multiword DMA transfer (mode 2) 16.6MB/s max.
Ultra DMA 33.3MB/s max.