Resolving A Low Battery Level When The Computer Cannot Exit Hibernation; Calibrating A Battery; Step 1: Fully Charge The Battery; Step 2: Disable Hibernation And Suspend - HP ProBook 5320m - Notebook PC User Manual

Resolving a low battery level when the computer cannot exit Hibernation

When the computer lacks sufficient power to exit Hibernation, follow these steps:
1. Insert a charged battery or plug the computer into external power.
2. Exit Hibernation by pressing the power button.

Calibrating a battery

Calibrate a battery under the following conditions:
●
When battery charge displays seem inaccurate
●
When you observe a significant change in battery run time.
Even if a battery is heavily used, it should not need to be calibrated more than once a month. It also is
not necessary to calibrate a new battery.

Step 1: Fully charge the battery

WARNING!
NOTE: The battery charges whether the computer is off or in use, but it charges faster when the
computer is off.
To fully charge the battery:
1. Insert the battery into the computer.
2. Connect the computer to an AC adapter, optional power adapter, optional expansion product, or
optional docking device (select models only), and then plug the adapter or device into external
power.
The battery light on the computer turns on.
3. Leave the computer plugged into external power until the battery is fully charged.
The battery light on the computer turns off.

Step 2: Disable Hibernation and Suspend

1. Click the Power icon, located on the far right of the taskbar, and then click Preferences.
2. Under the Running on AC and Running on Battery tabs, record the current values for the
following settings:
●
Put the display to Suspend when the computer is inactive for:
● Put the computer to Suspend when it is inactive for:
3. Change all 4 settings to Never.
4. Click Close.
Do not charge the computer battery while you are onboard aircraft.
Using battery power 37