Dvd±Rw And Cd-Rw Supermulti Double-Layer Combo Drive Specifications; System Dma Specifications - HP Pavilion dv7 Maintenance And Service Manual

DVD±RW and CD-RW SuperMulti Double-Layer Combo
Drive specifications
Applicable disc
Standard disc
Mini disc
Access time
Random
Full stroke
Cache buffer
Data transfer rate
24X CD-ROM
8X DVD
24X CD-R
16X CD-RW
8X DVD+R
4X DVD+RW
8X DVD-R
4X DVD-RW
2.4X DVD+R(9)
5X DVD-RAM
Transfer mode

System DMA specifications

Hardware DMA
DMA0
DMA1*
DMA2*
DMA3
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Read:
CD-DA, CD+(E)G, CD-MIDI, CD-
TEXT, CD-ROM, CD-ROM XA, MIXED
MODE CD, CD-I, CD-I Bridge (Photo-
CD, Video CD), Multisession CD
(Photo-CD, CD-EXTRA, Portfolio, CD-
R, CD-RW), CD-R, CD-RW, DVD-
ROM (DVD-5, DVD-9, DVD-10,
DVD-18), DVD-R, DVD-RW, DVD+R,
DVD+RW, DVD-RAM
12 cm (4.72 in)
8 cm (3.15 in)
CD
< 175 ms
< 285 ms
2 MB
3,600 KB/sec
10,800 KB/sec
3,600 KB/sec
2,400 KB/sec
10,800 KB/sec
5,400 KB/sec
10,800 KB/sec
5,400 KB/sec
2,700 KB/sec
6,750 KB/sec
Multiword DMA Mode
DVD±RW and CD-RW SuperMulti Double-Layer Combo Drive specifications 105
Write:
CD-R and CD-RW
DVD+R, DVD+RW, DVD-R, DVD-RW,
DVD-RAM
DVD
< 230 ms
< 335 ms
System function
Not applicable
Not applicable
Not applicable
Not applicable