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1 Hardware Overview 1.5 DVD-R/-RW/-RAM Drive
1.5 DVD-R/RW/RAM Drive
Matsushita CD-RW/DVD-ROM UJDA740, DVD-RAM UJ-810, DVD-ROM SR-8177 and
TOSHIBA CD-RW/DVD SD-R2212, DVD-R/-RW SD-R6012 accommodates either 12cm
(4.72-inch) or 8cm (3.15-inch) CDs or DVDs. It provides maximum eight-speed play: reads
10,820KB per second on a maximum DVD-ROM mode play and 3,600KB per second on a
maximum CD-ROM mode play.
The optical media drive is shown in Figure 1-3. Specifications for the TOSHIBA DVD-R/-RW
SD-R6012 drive are described in table 1-3.
Figure 1-3 DVD-R/RW/RAM drive
Read Speed:
8x DVD-ROM; 24x CD-ROM
Write Speed:
16x CD-R; 4x CD-RW; 8x High Speed; 1x DVD-R; 1x DVD-RW; 2x DVD-
RAM
Power Supply:
Single +5V
Audio: Output Level: 0.7 +/- 0.15 Vrms
Frequency: 20 HZ – 20 kHz +/- 3 dB
S/N Ratio: >= 80 dB (1 kHz, EIAJ)
Distortion: <= 0.1% (1 kHz, EIAJ)
Channel Separation: >= 65 dB (1 kHz, EIAJ)
Power Supply:
Operating Voltage: DC 5 V +/- 0.25V
Power Consumption: Peak 1800 mA (max.), Read (CD) 1100 mA (typ.),
Read (DVD) 950 mA (typ.), Write 1000 mA (typ.), Standby 100 mA (typ.)
Ripple: 100 mVp-p max.
ATAPI Interface:
PIO Mode: 16.6 MB/s (PIO mode4)
DMA Mode: 16.6 MB/s (Multi-word mode2)
Ultra DMA Mode: 33.3 MB/s (Ultra DMA mode2)
Access Time:
DVD-ROM 180 ms typ. (1/3 stroke); CD-ROM 130 ms typ. (1/3 stroke)
Start Up/Stop Time:
15s/6s
Table 1-3 DVD-ROM drive specifications
1-10 Satellite A30 Series Maintenance Manual