Power Management-Related Symptoms
Symptom / Error | Action in Sequence | |
The system will not enter hibernation. | Keyboard (if control is from the keyboard) | |
| Hard disk drive | |
| System board | |
|
| |
The system doesn't enter hibernation mode and four | Press Fn+o and see if the computer enters | |
short beeps every minute. | ||
hibernation mode. | ||
| ||
| Touchpad | |
| Keyboard | |
| Hard disk connection board | |
| Hard disk drive | |
| System board | |
|
| |
The system doesn’t enter standby mode after | LCD cover switch | |
closing the LCD. | System board | |
|
| |
The system doesn't resume from hibernation mode. | Hard disk connection board | |
| Hard disk drive | |
| System board | |
|
| |
The system doesn't resume from standby mode | LCD cover switch | |
after opening the LCD. | System board | |
|
| |
Battery fuel gauge in Windows doesn’t go higher | Remove battery pack and let it cool for 2 hours. | |
than 90%. | Refresh battery (continue use battery until power off, | |
| then charge battery). | |
| Battery pack | |
| System board | |
|
| |
System hangs intermittently. | Reconnect hard | |
| Hard disk connection board | |
| System board | |
|
|
Chapter 4 | 83 |
