5-6Physical and Operating Specifications

Low-Profile 24X Max IDE CD-ROM

Drive

Table 5-5

Low-Profile 24X Max IDE CD-ROM Drive Specifications

Applicable Disk

CD-ROM (Mode 1 and 2); CD-XA (Mode 2, Form 1 and 2); CD-1

 

(Mode 2, Form 1 and 2); CD-1 Ready; CD-Bridge; PhotoCD

 

(Single and Multi Session); CD-WO

 

(Fixed packets only)

 

 

 

Capacity

550 MB (Mode 1, 12 cm); 640 MB (Mode 2, 12 cm); 180 MB (8

 

cm)

 

 

 

Block Size

2638, 2352 bytes (Mode 0); 2352, 2340, 2336, 1024 bytes (Mode

 

1); 2352, 2340, 2336, 2048, 1024 bytes (Mode 2)

 

 

 

Dimensions

U.S.

International

 

 

 

Height

0.5 in

12.7 mm

 

 

 

Depth

5.12 in

130 mm

 

 

 

Width

5.16 in

131 mm

 

 

 

Weight

< 12.35 oz

< 350 g

 

 

 

Data Transfer Rate

 

 

 

 

 

Sustained

1200 KB/s

 

 

 

 

Burst

8.3 MB/s

 

 

 

 

Access Times (typical)

 

 

 

 

 

Full Stroke

< 600 ms

 

 

 

 

Random, 8X speed

< 275 ms

 

 

 

 

Disk

 

 

 

 

 

Diameter

4.7 in, 3.15 in

12 cm, 8 cm

 

 

 

Rotational speed

1840 to 4240 rpm

 

 

 

 

Center Hole (diameter)

.6 in

15 mm

 

 

 

Thickness

.05 in

1.2 mm

 

 

 

Track pitch

1.6 μm

 

continued

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Compaq 1850R manual Low-Profile 24X Max IDE CD-ROM Drive Specifications

1850R specifications

The Compaq 1850R, introduced in the late 1990s, is a robust and versatile server known for its reliability and performance. This rack-mounted server was designed to cater to the evolving needs of businesses that required high availability and scalability in their IT infrastructure.

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Overall, the Compaq 1850R is a powerful server that combines solid processing capability, extensive memory support, and flexible storage options. It remains a valuable asset for organizations seeking to build a reliable and scalable IT infrastructure. As businesses continue to demand efficiency and performance from their servers, the 1850R stands as a testament to Compaq's commitment to quality and innovation in the tech industry.