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6-16 Compaq Professional Workstation SP750 Maintenance and Service Guide
Table 6-12
DVD-ROM Drive
Performance
Bus rate
Cache/Buffer
Start-up Time
Stop time
Error rates
Reliability
Indicators
Audio Interface
Line out connector
RMS output voltage
S/N ratio
Channel separation
THD & noise
Frequency response
Electrical
DC input power requirements
5 VDC ± 5%,
12 VDC ± 5%,
DC Current:
5 VDC
12 VDC
continued
Specifications
16.6 MB/s (burst) with DMA support
256 KB (Minimum)
< 10 seconds (typical)
< 3 seconds (typical)
-15
10
(soft error)
-20
10
(hard error)
-6
10
(seek error)
35,000 POH, 25% (MTBF)
30 minutes (MTTR)
>20, 000 drawer in/out cycles
6
>5 x 10
full stroke seeks
Busy LED (amber or green)
Specifications
0.7 Vrms (typical)
85 dB (minimum)
65 dB (minimum)
0.1% @ 1 KHz
20 to 20 KHz, ±2 dB
Specifications
100 mV ripple p-p
200 mV ripple p-p
350 mA (typical)
<800 mA (maximum)
<100 mA (low power mode)
<10mA (sleep mode)
<500 mA (hold)
<1000 mA (seek, spin-up)
100 mA (low power mode)
<1mA (sleep mode)
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