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| Repair Center: |
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| Repair Center: |
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| Symptom |
| Suggestions |
| Likely Causes |
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| Comments |
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| Region Code error. |
| DVDs contain embedded |
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| regional codes that prevent |
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| them from playing outside |
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| region in which they are sold. |
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| This error occurs when trying |
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| to play DVD intended for |
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| different region. |
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| HP warranty does not cover |
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| Important: Most DVD drives |
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| allow region code to be |
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| expense of correcting this |
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| changed only a limited |
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| situation. |
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| number of times (usually no |
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| more than four). When this |
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| limit is reached, last change |
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| is |
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| and is permanent. Refer to |
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| DVD player software help for |
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| details. |
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| “System Error: Unable |
| Make sure disk is clean, |
| CD/DVD drive. |
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| Make sure CD/DVD drive is |
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| to read drive” |
| undamaged, and inserted |
| Motherboard. |
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| installed properly. |
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| message. |
| correctly. Clean with soft |
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| cloth or replace as needed. |
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| Wait 5 to 10 seconds after |
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| closing tray before pressing |
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| Play. |
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| Restart notebook. |
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| No DVD or |
| If software was removed, use |
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| software on notebook. |
| the Recovery CDs to reinstall |
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| factory software. |
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| All DVD play is erratic. |
| Some DVDs include software |
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| called “PC Friendly”. This |
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| software can cause errors |
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| or erratic play. If needed, |
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| uninstall PC Friendly and |
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| restart notebook. |
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| Keyboard |
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| Some or all keys do |
| Check settings in Control |
| Keyboard. |
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| Try reinserting ribbon cable in |
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| not work properly. |
| Panel. |
| Motherboard. |
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| connector on motherboard. |
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| Embedded numeric |
| Press Fn+F8 to activate |
| Keyboard. |
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| keypad does not work. |
| numeric keypad, and Lock |
| Motherboard. |
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| key to turn on number lock. |
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| Avoid touching touch pad |
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| while booting or resuming. |
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| PS/2 keyboard |
| Check devices separately. |
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| and mouse with |
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| PS/2 device. |
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| Motherboard. |
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| work. |
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| Service Manual |