6–8
Maintenance and Service Guide
Specifications
Disc thickness
1.2 mm (0.047 in)
Track pitch
0.74 µm
Access time
CD
DVD
Random
Full stroke
< 175 ms
< 285 ms
< 230 ms
< 335 ms
Audio output level
Audio-out, 0.7 Vrms
Cache buffer
2 MB
Data transfer rate
CD-R (16X)
CD-RW (8X)
CD-ROM (24X)
DVD (8X)
DVD-R (4X)
DVD-RW (2X)
Multiword DMA mode 2
2,400 KB/s (150 KB/s at 1X CD rate)
1,200 KB/s (150 KB/s at 1X CD rate)
3,600 KB/s (150 KB/s at 1X CD rate)
10,800 KB/s (1,352 KB/s at 1X DVD rate)
5,400 KB/s (1,352 KB/s at 1X DVD rate)
2,700 KB/s (1,352 KB/s at 1X DVD rate)
16.6 MB/s
Startup time
< 15 seconds
Stop time
< 6 seconds
Table 6-6
DVD±RW and CD-RW Double-Layer Combo Drive
(Continued)
Summary of Contents for Compaq nw8440
Page 56: ...3 4 Maintenance and Service Guide Illustrated Parts Catalog Computer Major Components ...
Page 58: ...3 6 Maintenance and Service Guide Illustrated Parts Catalog Computer Major Components ...
Page 60: ...3 8 Maintenance and Service Guide Illustrated Parts Catalog Computer Major Components ...
Page 62: ...3 10 Maintenance and Service Guide Illustrated Parts Catalog Computer Major Components ...
Page 64: ...3 12 Maintenance and Service Guide Illustrated Parts Catalog Computer Major Components ...
Page 66: ...3 14 Maintenance and Service Guide Illustrated Parts Catalog Computer Major Components ...
Page 68: ...3 16 Maintenance and Service Guide Illustrated Parts Catalog 3 3 Plastics Kit ...
Page 70: ...3 18 Maintenance and Service Guide Illustrated Parts Catalog 3 4 Mass Storage Devices ...