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| Call Center: | Repair Center: | Repair Center: |
Symptom | Suggestions | Likely Causes | Comments |
Serial/Parallel/USB |
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General problems. | Check connections. | Motherboard. |
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| Restart notebook. |
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| Use troubleshooters in |
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| Windows Help. |
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| Check settings in Control |
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| Panel. |
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| Check port settings in Device |
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| Manager. |
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| Test ports with |
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| diagnostics. |
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| For USB: contact device |
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| vendor and HP Notebook |
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| Web site (see page vii) for |
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| latest USB drivers. |
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| For USB: if the device is |
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| powered by the USB port, |
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| try the other port. |
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Modem |
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General problems. | Check settings in Control | Motherboard. |
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| Panel. |
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| Open hardware Device |
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| Manager. If modem is |
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| disabled, try to enable. If |
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| modem has a conflict, try |
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| disabling another device. |
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| Use analog telephone line |
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| (2, 3, or 4 wires), not PBX or |
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| digital line. In a hotel, ask for |
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| data line. |
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| Try disabling error correction |
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| and data compression. |
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| Test modem with |
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| diagnostics. |
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| Service Manual |