
Power-Related  Symptoms
| Symptom / Error | Action in Sequence | 
| 
 | 
 | 
| Battery can’t be charged | See “Check the Battery Pack” on page 79. | 
| 
 | Battery pack | 
| 
 | System board | 
| 
 | 
 | 
PCMCIA-Related  Symptoms
| Symptom / Error | Action in Sequence | 
| 
 | 
 | 
| System cannot detect the PC Card (PCMCIA) | PCMCIA slot assembly | 
| 
 | System board | 
| 
 | 
 | 
| PCMCIA slot pin is damaged. | PCMCIA slot assembly | 
| 
 | 
 | 
Memory-Related  Symptoms
| Symptom / Error | Action in Sequence | 
| 
 | 
 | 
| Memory count (size) appears different from | Enter BIOS Setup Utility to execute “Load Default Settings, then | 
| actual size. | reboot system. | 
| 
 | DIMM | 
| 
 | System board | 
| 
 | 
 | 
Speaker-Related  Symptoms
| Symptom / Error | Action in Sequence | 
| 
 | 
 | 
| In Windows, multimedia programs, no sound | Audio driver | 
| comes from the computer. | Speaker | 
| 
 | System board | 
| 
 | 
 | 
| Internal speakers make noise or emit no sound. | Speaker | 
| 
 | System board | 
| 
 | 
 | 
Power Management-Related  Symptoms
| Symptom / Error | Action in Sequence | 
| 
 | 
 | 
| The system will not enter hibernation | See “Save to Disk (S4)” on page 45. | 
| 
 | Keyboard (if control is from the keyboard) | 
| 
 | Hard disk drive | 
| 
 | System board | 
| 
 | 
 | 
| The system doesn't enter hibernation mode and | Press Fn+oand see if the computer enters hibernation mode. | 
| four short beeps every minute. | Touchpad | 
| 
 | |
| 
 | Keyboard | 
| 
 | Hard disk connection board | 
| 
 | Hard disk drive | 
| 
 | System board | 
| 
 | 
 | 
| The system doesn’t enter standby mode after | See “Save to Disk (S4)” on page 45. | 
| closing the LCD | LCD cover switch | 
| 
 | System board | 
| 
 | 
 | 
| The system doesn't resume from hibernation | See “Save to Disk (S4)” on page 45. | 
| mode. | Hard disk connection board | 
| 
 | Hard disk drive | 
| 
 | System board | 
| 
 | 
 | 
| The system doesn't resume from standby mode | See “Save to Disk (S4)” on page 45. | 
| after opening the LCD. | LCD cover switch | 
| 
 | System board | 
| 
 | 
 | 
| Chapter 4 | 89 |