HP Compaq D315 Technical Reference Manual page 42

Chapter 2 System Overview
Table 2-10. Optical Drive Specifications
Parameter
Part number
Interface Type
Media Type (reading)
Media Type (writing)
Transfer Rate (Reads)
Transfer Rate (Writes):
Capacity:
Mode 1, 12 cm
Mode 2, 12 cm
8 cm
Center Hole Diameter
Disc Diameter
Disc Thickness
Track Pitch
Laser
Beam Divergence
Output Power
Type
Wave Length
Average Access Time:
Random
Full Stroke
Audio Output Level
Cache Buffer
Table 2-11. Hard Drive Specifications
Parameter
Part Number
Drive Size
Interface
Transfer Rate
Drive Protection System Support?
Typical Seek Time (w/settling) [1]
Single Track
Average
Full Stroke
Disk Format (logical blocks)
Rotation Speed
Drive Fault Prediction
NOTE:
Actual times may vary depending on specific drive installed.
2-16 Compaq D315 and hp d325 Personal Computers
Featuring the AMD Athlon XP Processor
Table 2-10.
Optical Drive Specifications
48x CD-ROM
232320-001
IDE
Mode 1,2, Mixed Mode, CD-DA,
Photo CD, Cdi, CD-XA
N/a
4.8 Kb/s (max sustained)
N/a
540 MB
650 MB
180 MB
15 mm
8/12 cm
1.2 mm
1.6 um
53.5 +/- 1.5 °
53.6 0.14 mW
GaAs
790 +/- 25 nm
<100 ms
<150 ms
0.7 Vrms
128 KB
Table 2-11.
Hard Drive Specifications
20.0 GB 20.0 GB
249408-001 260671-001
3.5"
UATA/100 UATA/100
100 MBps 100 MBps
Yes
2.0 ms
12.8 ms
28.5 ms
39,102,336 39,102,336
5400 RPM 7200 RPM
SMART III SMART III
Second Edition – March 2003
16/10/40x CD-RW Drive
281749-001
IDE
Mode 1,2, Mixed Mode, CD-DA,
Photo CD, Cdi, CD-XA
CD-R, CD-RW
CD-ROM, 4.8 Kb/s;
CD-ROM/CD-R, 1.5-6 Kb/s
CD-R, 2.4 Kbps (sustained);
CD-RW, 1.5 Kbps (sustained);
650 MB @ 12 cm
180 cm
15 mm
8/12 cm
1.2 mm
1.6 um
53.5 + 1.5°
53.6 0.14 mW
GaAs
790 +/- 25 nm
<120 ms
<200 ms
0.7 Vrms
128 KB
40.0 GB
236421-001
3.5" 3.5"
UATA/100
100 MBps
Yes Yes
1.2 ms 1.5 ms
8.0 ms 10.5 ms
18 ms 23 ms
39,102,336
5400 RPM
SMART III
40.0 GB
286692-001
3.5"
UATA/100
100 MBps
Yes
1.2 ms
8.0 ms
18 ms
78,165,360
7200 RPM
SMART III