
Hardware and system checklist
Wireless LAN
If the following procedures do not restore LAN access, consult your LAN adminis- trator. For more information on wireless communication, refer to Chapter 4, Operat- ing Basics.
| Problem | Procedure | 
| Cannot access | Make sure the computer’s wireless | 
| Wireless LAN | communication switch is set to on. | 
| 
 | If problems persist, contact your LAN administra- | 
| 
 | tor or dealer. | 
| 
 | 
 | 
Real Time Clock
| Problem | Procedure | 
| The following message | The battery for RTC is wearing. Set the date and | 
| is displayed on the LCD: time in BIOS setup with the following steps: | |
| RTC battery is low or | 1. Press [F1] key. BIOS setup will boot up. | 
| CMOS checksum is | 2. Set the date in [System Date]. | 
| inconsistent. Press | 3. Set the time in [System Time]. | 
| [F1] key to set | 4. Press [End] key. | 
| Date/Time. | Confirmation message will appear. | 
| 
 | 5. Press [Y] key. BIOS setup will terminate and | 
| 
 | the computer will be rebooted. | 
| 
 | 
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ROUBLESHOOTINGT
