Troubleshooting - Huawei M735 User Manual

15

Troubleshooting

If you encounter any problem when using your phone, try to rectify the
problem according to the following table. If the problem persists, contact
the service provider or the dealer.
Problem
The battery cannot be charged.
The phone cannot be powered
on.
You cannot make a call except
an emergency call.
Bad call quality.
During a call, the other side
cannot hear your voice.
The signal strength is not
strong enough or your phone is
often off line.
42
Ensure that...
The charger is properly connected to
your phone and the power socket.
The battery power is sufficient.

The battery is properly installed.

Press and hold

The phone number is correct.

You are in the network service area.

You have not enabled the call

restriction function.
The signal strength is strong enough.

If you are staying indoors, move

close to a window.
The microphone is not covered.
The antenna is in a good condition.

Move close to a place with strong

signal strength.
.