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● When you change the flash memory battery, it is recommended that you seek assistance from the LG
Electronics Service Center.
● Using a non-standard battery may cause a malfunction.
● If a malfunction is caused by trying to replace a part on your own, servicing will be charged.
● If the product is not connected to the AC power for an extended period of time, the flash memory battery
may be discharged. In this case, servicing will be charged.
● When the battery is discharged, the message below will appear on the boot screen. In this case, you
should replace the battery.
=> ERROR
0271: Check data and time settings
WARNING
0251: System CMOS checksum bad - Default configuration used
Press <F1> to resume, <F2> to Setup
Attention
Replacing Flash Memory Battery
The flash memory battery helps maintain the system (BIOS) settings when the computer is powered off.
The flash memory battery is a consumable part.
Flash Memory Battery