
Troubleshooting
| Problem | Solution | 
| 
 | Sleep/Hibernation Mode | 
| The computer enters sleep | Check that the battery is charged. | 
| mode unexpectedly. | If the processor overheats, the computer will automatically | 
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 | |
| 
 | enter sleep mode to allow the computer to cool and to protect | 
| 
 | the processor and other internal components. Check that the | 
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 | computer is properly ventilated and not hot to the touch. | 
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 | 
| 
 | Check the sleep mode settings. The computer enters sleep | 
| 
 | mode (the sleep indicator turns on) immediately after Power- | 
| 
 | on  | 
| The critical  | Connect the AC adapter to the computer, or replace the battery | 
| ror message appears, and | with a fully charged one. | 
| the computer immediately | 
 | 
| turns off. | 
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| The computer does not | Check the sleep indicator light to confirm that your system is | 
| return from sleep mode, | in sleep mode. If it has turned off, your computer has gone into | 
| or the sleep indicator stays | hibernation mode. Press the power button to exit hibernation | 
| on and the computer does | mode. | 
| not work. | Check that the battery is charged. A depleted battery will | 
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 | |
| 
 | cause the computer to automatically enter hibernation mode. | 
| 
 | If the battery is depleted, connect to AC power and press the | 
| 
 | power button to exit hibernation mode. | 
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 | 
| 
 | If the system still does not return from sleep mode, your sys- | 
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 | tem has stopped responding. Reset the computer by pressing | 
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 | and holding the Power button for 4 seconds or more. Unsaved | 
| 
 | data may be lost. | 
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 | 
| 
 | If the computer fails to reset, unplug the AC adapter and | 
| 
 | remove, then reinsert, the battery. | 
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English
| www.cobyusa.com | Page 23 | 
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