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| Repair Center: | Repair Center: |
Symptom | Call Center: Suggestions | Likely Causes | Comments |
LAN/network |
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General problems | Check cables and connections. | Motherboard |
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| Try connecting notebook to another |
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| network station (if applicable). If |
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| green light next to LAN port does not |
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| light, LAN cable may not be |
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| connected to network or network |
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| may be down. |
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| Use networking troubleshooter in |
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| Windows Help. |
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| Check settings in Control Panel. |
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| Make sure LAN cable is Category 3, |
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| 4, or 5 for |
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| or Category 5 for |
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| operation. Maximum cable length is |
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| 100 meters (330 feet). |
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| Test LAN with |
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| diagnostics. |
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Infrared |
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General problems | Infrared is disabled and no drivers | Motherboard |
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| installed as shipped. (Drivers are |
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| included.) |
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| Make sure line between infrared |
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| ports is not blocked, ports face each |
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| other squarely and are no more than |
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| 1 meter apart. Sunlight, heat from |
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| nearby equipment, or other sources |
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| of infrared radiation can cause |
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| transmission errors. |
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| Open Hardware Device Manager. Try |
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| to enable the infrared port. |
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| Remove any PC cards from |
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| notebook (possible IRQ conflict). |
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| For |
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| with ECP parallel port. |
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Wireless |
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General problems | Check TCP/IP setup in Control | Mini PCI card | Make sure all cables are |
| Panel. | Antenna PCAs | properly connected to |
| Check SSID, channel, and | Mini PCI card and | |
| Motherboard | motherboard. Check for | |
| encryption settings. | ||
| damaged coaxial cables | ||
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| or connectors. |
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problems |
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Buttons not working | Make sure correct applications are | Keyboard cover |
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properly | associated with buttons in One- | Switchboard PCA |
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| Touch tab of Keyboard in Control |
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| Panel. | Motherboard |
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Make sure Onscreen Display is |
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not appear when button is | enabled in |
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pressed | Keyboard in Control Panel. |
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Service Manual | Troubleshooting and Diagnostics |