ASUS ZenFone 2 (ZE551ML) User Manual

•  When using your ASUS Phone while it is plugged to a power outlet, the grounded power outlet

must be near to the unit and easily accessible.

•  When charging your ASUS Phone through your computer, ensure that you plug the micro USB cable

to your computer’s USB 2.0 / USB 3.0 port.

•  Avoid charging your ASUS Phone in an environment with ambient temperature of above 35

o

C 

(95

o

F). 

•  Charge your ASUS Phone for eight (8) hours before using it in battery mode for the first time.

•  The status of battery charge is indicated by the following icons:

 

   Low         Not Charging    Charging           Full

  

•  Use only the power adapter that came with your device. Using a different power adapter may

damage your device.

•  Using the bundled power adapter and ASUS Phone signal cable to connect your ASUS Phone to a

power outlet is the best way to charge your ASUS Phone.

•  The input voltage range between the wall outlet and this adapter is AC 100V - 240V. The output

voltage of the device is +9V 2A, 18W / +5.2V 1.35A, 7W.

4.  When fully-charged, disconnect the USB cable from your ASUS Phone first before unplugging 

the AC power adapter from the power outlet.

NOTES: 

•  You can use your device while charging but it may take longer to fully charge the device.

•  Charging your device via USB port of a computer may take longer to fully charge the device.

•  If your computer does not provide enough power for charging via USB port, charge your ASUS

Phone using the AC power adapter plugged to a power outlet instead.