5.4 Troubleshooting Mobile Devices

Poor battery health

Signs of poor battery health include overheating and fully charged battery draining quickly or only working with power source. For laptop, perform a battery calibration before replacing. For smartphone, try draining battery completely and recharging before replacing. May be from bad reception and phone always looking for signal, can activate airplane mode or disable wifi, bluetooth, and GPS to help. Can check application battery usage for high draining apps.

Swollen Battery

Battery is visibly distended, can be caused by old age, overheating, gas buildup, overcharging, and physical damage. Turn off device immediately and replace the battery.

Broken Screen

Replace if it affects functionality

Improper Charging

Charging indicator light, damaged or aftermarket cable not compatible with device

Poor/No Connectivity

Check that connection method is enabled and check the signal strength.L

Liquid Damage

Turn off device immediately and let air dry. Laptop can be disassembled and cleaned with demineralized water and a lint-free cloth.

Overheating

Shut down device immediately and let it cool. Ensure device is allowing proper airflow, all components clean and clear of dust and debris.