HP ProBook 5310m Notebook PC - Maintenance and Service Guide
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...(4) Powered USB port (5) DisplayPort (6) RJ-45 (network) jack Description ■ Amber: A battery is charging. ■ Blue: A battery is close to full charge capacity. ■ Blinking amber: A battery that is plugged into an external power source, the light stays off until the battery reaches a low battery level. Enables airflow...rapidly. ■ Off: If the computer is the only available power source has reached a low battery level. It is not plugged into an external power source, the light turns off during routine operation. If the computer is normal for the internal fan to ...
...(4) Powered USB port (5) DisplayPort (6) RJ-45 (network) jack Description ■ Amber: A battery is charging. ■ Blue: A battery is close to full charge capacity. ■ Blinking amber: A battery that is plugged into an external power source, the light stays off until the battery reaches a low battery level. Enables airflow...rapidly. ■ Off: If the computer is the only available power source has reached a low battery level. It is not plugged into an external power source, the light turns off during routine operation. If the computer is normal for the internal fan to ...