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| Call Center: |
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| Repair Center: |
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| Repair Center: |
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Symptom |
| Suggestions |
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| Likely Causes |
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| Comments |
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Touch pad |
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General problems. |
| Reset notebook (see |
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| Top case. |
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| Motherboard. |
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| Check settings in Control |
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| Panel. Make sure touch |
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| pad is enabled in Mouse |
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| Properties. |
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| By default, touch pad is |
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| disabled if external PS/2 |
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| mouse is connected, Use |
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| BIOS Setup to check |
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| settings. |
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| Avoid touching touch pad |
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| while booting or resuming. |
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Special touch pad |
| In Mouse Properties, select |
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| Top case. |
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features not working. |
| Synaptics PS/2 TouchPad |
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| Motherboard. |
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| driver. (Driver is installed |
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| from \hp\drivers\TouchPad.) |
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Click button does not |
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| Top case. |
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work. |
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| Motherboard. |
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Memory |
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Out of memory error. | Make sure C drive has |
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| SDRAM module. |
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| adequate free space. Delete |
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| temporary and unneeded |
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| files. |
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| Use memory troubleshooter |
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| in Windows Help. |
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| Not all |
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| cards have been tested for |
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| use with notebook. |
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Notebook does not |
| Use only |
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| SDRAM module. |
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boot after adding |
| modules. |
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SDRAM. |
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Audio |
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No sound audible. |
| Increase sound volume. |
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| Top case. |
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| Check operation using |
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| Check whether sound is |
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| Speaker assembly. |
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| headphones or external |
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| enabled (mute button and |
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| Switchboard PCA. |
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| speakers (switchboard PCA). |
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| software controls). |
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| Motherboard. |
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| Make sure speaker assembly |
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| Check for sound resource |
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| cable is connected. |
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| conflicts in Device Manager. |
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| Test audio with |
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| diagnostics. |
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Sound does not |
| Use an external microphone |
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| Switchboard PCA. |
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record. |
| (internal microphone normally |
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| Motherboard. |
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| not included). |
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| Check software controls. |
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| Test audio with |
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| diagnostics. |
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Service Manual | Troubleshooting and Diagnostics |