Environmental Limits Operating temperature: 5 to 35 °C (41 to 95 °F).
| Operating humidity: 20 to 90 percent RH (5 to 35 °C). |
| Operating altitude: up to 3000 m (10,000 ft) at 25 °C (77 °F). |
| Storage temperature: |
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Major ICs | Omnibook XE4500: |
| CPU: Intel Mobile Pentium 4 |
| Core logic: ALI 1671 / 1535+ chipset. |
| Display controller: ATI Mobility Radeon |
| Audio/Modem controller: Conexant Smart AMC |
| CardBus controller: TI PC1520. |
| Keyboard/embedded controller: National PC87570. |
| Super I/O: integrated in core logic. |
| IEEE 1394: TI TSB43AB22. |
| LAN: National NS83815. |
| 802.11b wireless LAN: Ambit with Intersil Prism 2.5 chipset. |
| Omnibook XE4100: |
| CPU: Intel Mobile Celeron processor. |
| Core logic: VIA |
| Display controller: S3 Savage Pro integrated in core logic. |
| Audio/Modem controller: Conexant Smart AMC |
| CardBus controller: O2Micro 6912. |
| Keyboard/embedded controller: National PC87570. |
| Super I/O: integrated in core logic. |
| LAN: VIA Phy, MAC integrated in core logic. |
| 802.11b wireless LAN: Ambit with Intersil Prism 2.5 chipset. |
HP Omnibook XE4100/XE4500 |