Toshiba A1 Manual Do Utilizador

The Combo+2 drive accommodates either 12 cm (4.72-inch) or 8 cm (3.15-inch) CD, CD-
R/RW and DVD. It is a high-performance drive that reads DVD at maximum 8-speed, writes 
DVD-R/-RW at 1-speed, and reads CD at maximum 24-speed (3,600 KB per second). 

The Combo+2 drive is shown in Figure 1-8. The specifications of the Combo+2 drive are 
described in Table 1-8. 

 

 

Burst data transfer rate 
 (MB/s) 

33.3 (Ultra DMA) 
16.7 (PIO mode 4) 
16.7 (Multi word DMA Mode 2) 

Average random access time (ms) 

100 

95 

170 

Average random seek time (ms) 

95 

90 

120 

Average full stroke access time 
(ms) 

160 160  350 

Data buffer capacity 

2MB 

DVD (read) 

DVD-ROM (DVD-5/-9/-10/-18), DVD-R (Ver.1.0, 
Ver.2.0), DVD-RW (Ver.1.0, Ver.1.1), DVD-RAM 
Ver.2.1/1.0 

Supported 
formats 

CD (read) 

CD-DA, CD+(E)G, CD-MIDI, CD-TEXT, CD-ROM, CD-
ROM XA, CD-I, CD-I Bridge (Photo-CD, Video-CD), 
Multisession CD (Photo-CD, CD-EXTRA, CD-R, CD-
RW, Portfolio), CD-R, CD-RW