ZTE Z665C user manual Troubleshooting, Numbers feature Dialing Numbers and disable it

Models: Z665C

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Troubleshooting

Problem

Possible Causes

Possible Solution

 

 

 

 

The battery or battery charger is damaged.

Contact the dealer.

 

 

 

Battery not

The phone’s temperature is below 32°F

Adjust the battery charging environment to

(0°C) or higher than 113°F (45°C).

avoid extremes of temperature.

charging

 

 

Poor contact between the battery and

Check all connectors to make sure all

 

 

charger.

connections have been properly made.

 

 

 

 

The standby time is related to your service

 

 

provider system configuration. The same

If you are located in an area where

 

phone used with different service providers’

signaling is weak, temporarily power off

 

systems will not provide exactly the same

the phone.

 

length of standby time.

 

 

 

 

Shortened standby

The battery is depleted. In high temperature

Use a new battery.

time

environments, battery life will be shortened.

 

 

 

 

 

If you are not able to connect to the

 

 

network, the phone will continue to send

Change your location to one where the

 

out signals as it attempts to locate a base

network is accessible, or temporarily turn

 

station. Doing so consumes battery power

off your phone.

 

and will consequently shorten standby time.

 

 

 

 

Cannot turn your

Battery power has been depleted.

Recharge the phone’s battery.

phone on

 

 

 

 

 

Unable to connect

You are not within the network’s service

Check the service area with your service

to the network

area.

provider.

 

 

 

 

 

Troubleshooting

 

 

 

 

 

 

Problem

Possible Causes

Possible Solution

 

 

 

 

Poor signal.

Move to an open space, or if you are inside

 

a building, move closer to a window.

 

 

 

 

 

You cannot make

You have activated the Fixed dial

Go to Call settings to check the Fixed

outgoing calls.

numbers feature.

Dialing Numbers and disable it.

 

 

 

 

You have activated the Call barring

Upgrade the phone software.

 

feature.

 

 

 

 

 

PIN Code blocked

You have entered an incorrect PIN code

Contact your service provider.

three consecutive times.

 

 

 

 

 

Unable to enter

 

 

information into

The phonebook’s memory is already full.

Delete unnecessary data from the contacts.

the phonebook

 

 

 

 

 

Phone crashes,

 

 

reboots, freeze, or

Some third-party software is not compatible

Reset the phone to factory status.

cannot be powered

with your phone.

 

on

 

 

 

 

 

Cannot answer

You have activated the Call barring

Enter safety mode and uninstall the

incoming calls

feature.

software that may cause the problem.

 

 

 

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Page 39
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ZTE Z665C user manual Troubleshooting, Numbers feature Dialing Numbers and disable it