Physical and Operating Specifications
5-6
HP ProLiant DL145 Generation 2 Server Maintenance and Service Guide
IDE CD-ROM Drive
Table 5-6: IDE CD-ROM Drive Specifications
Item
Description
Dimensions
Height
Width
Depth
12.7 mm (0.5 in)
128 mm (5.04 in)
137.2 mm (5.4 in)
Weight
<.34 kg (<.75 lb)
Applicable disk formats
CD-DA, CD-ROM (mode 1 and 2); CD-XA (mode 2, Form 1 and 2),
CD-1 Ready; CD-Extra; Video CD, Photo CD (single and multiple
session)
Disk diameter
120 mm, 80 mm (4.7 in, 3.15 in)
Disk thickness
1.2 mm (.047 in)
Capacity
550 MB (mode 1, 120 mm)
640 MB (mode 2, 120 mm)
Block size
Mode 0 – 2352 and 2638 bytes
Mode 1 and 2 – 2048, 2336, 2340, and 2352 bytes
Data transfer rates
Sustained
Burst
•
1x – 150 KB/s
•
24x (outer side) – 3.6 MB/s
16.6 MB/s
Access times (typical)
Full stroke
Random
300 ms
140 ms
Track pitch
1.6
µ
m
Cache/buffer
128 KB
Startup time
<10s
Stop time
Single session
Multi-session
<4s
<30s
continued
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