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Compaq Deskpro Workstation AP250 Maintenance and Service Guide
Compaq Confidential – Need to Know Required
Writer: Bruce Sullivan Project: Compaq Deskpro Workstation AP250 Maintenance and Service Guide Comments:
Part Number: 118133-001 File Name: h-ch7 Physical and Operating Specifications.doc Last Saved On: 10/4/99 4:34 PM
Table 7-11
DVD-ROM Drive
continued
Table 7-11
DVD-ROM Drive
PERFORMANCE
Access time:
DVD -
< 180 ms, random (typical)
< 300 ms, full stroke (typical)
CD -
< 120 ms, random (typical)
< 200 ms, full stroke (typical)
Data transfer rate:
(1KB = 1024 Bytes)
150 KB/s (sustained, 1X CD-ROM mode)
1200 - 4800 KB/s (32X CAV CD-ROM
mode)
2705 - 8115 KB/s (6X CAV DVD mode)
Bus rate:
16.6 Mbytes/s (burst) with DMA support
Cache/buffer:
512 KB (minimum)
Start-up time:
< 10 seconds (typical)
Stop time:
< 3 seconds (typical)
Error rates:
10
-15
(soft error)
10
-20
(hard error)
10
-6
(seek error)
Reliability:
35,000 POH, 25% (MTBF)
30 minutes (MTTR)
>20,000 drawer in/out cycles
> 5 x 10
6
full stroke seeks
Indicators:
Busy LED (Amber or Green)
AUDIO INTERFACE
RMS output voltage
0.7 Vrms (typical)
S/N ratio
85 dB (minimum)
Channel separation
65 dB (minimum)
THD and noise
0.1% @ 1 kHz
Frequency response
20 to 20 kHz, ±2 dB
continued
Содержание AP250 - Deskpro Workstation - 128 MB RAM
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