Acer A315-53G Service Manual page 76

NOTE:
Before flashing BIOS, make sure that the AC power source is plugged in. If the warning
message below appears, check if the AC is properly plugged in.
CAUTION:
If the warning message below is displayed, make sure the battery is not disconnected from the
system.
CAUTION:
If the warning message below is displayed, make sure the battery power is above 25%.
2-33
Figure 2-42. AC Detect Error
Figure 2-43. Battery Disconnected
Figure 2-44. Battery Power is Low
System Utilities