User Guide
Table Of Contents
- Contents
- Product Description
- Troubleshooting
- Illustrated Parts Catalog
- Removal and Replacement Preliminaries
- Removal and Replacement Procedures
- 5.1 Serial Number
- 5.2 Disassembly Sequence Chart
- 5.3 Preparing the Computer for Disassembly
- 5.4 Computer Feet
- 5.5 Memory Expansion Board
- 5.6 Mini PCI Communications Board
- 5.7 Disk Cell RTC Battery
- 5.8 Connector Cover
- 5.9 LED Cover
- 5.10 Keyboard
- 5.11 Heat Spreader
- 5.12 Processor
- 5.13 Display
- 5.14 Palm Rest
- 5.15 Diskette Drive
- 5.16 TouchPad Components
- 5.17 Display Release Assembly
- 5.18 Charger Board
- 5.19 Speaker Assembly
- 5.20 Top Cover
- 5.21 Fan
- 5.22 System Board
- 5.23 Modem Cable
- Specifications
- Connector Pin Assignments
- Power Cord Set Requirements
- Screw Listing
- Index
![](/manual/compaq/900/user-guide-english/images/img-147.png)
Specifications
Maintenance and Service Guide 6–11
Table 6-9
CD-RW Drive
Center hole diameter 1.5 cm .59 in
Disk diameter 12 cm, 8 cm
Disk thickness 1.2 mm .047 in
Track pitch .74 µm
Access time
Random
Full stroke
< 150 ms
< 225 ms
Audio output level Line-out, 0.7 Vrms
Cache buffer 128 KB
Data transfer rate
Sustained, 16X
Sustained, 4X CD-RW
Normal PIO Mode 4 (single burst)
150 KB/s
5,520 KB/s
16.6 MB/s
Startup time < 15 seconds
Stop time < 6 seconds
272638-001.book Page 11 Thursday, July 25, 2002 4:21 PM