The following symptoms occur when the BIOS chip is faulty
(1) When the computer starts, the prompt CMOS checksum error-Defaults loaded appears.
(2) After the device is powered on, the CMOS Battery State is displayed as Low.
(3) The motherboard can display, CMOS Settings cannot be saved.
(4) Motherboard can not boot.
(5) The system cannot save time.
(6) The new battery leaks and cannot be turned on.
(7) Install the battery can not be turned on, take off the battery can be turned on.