SENDO J530 User Manual page 40

14
Problem
"Blocked" is displayed
on my handset
A key on the keypad is
not working
Poor display
Can't connect to
network
Can't make/receive
calls
Low earpiece volume Low setting
Low ringer tone
Possible cause
The NCK code has been
entered incorrectly 10 times and
the handset has been security
disabled
The keypad is not seated
correctly after removing and
replacing the telephones plastic
cover
Low temperature
Weak signal
Invalid SIM card
Network not allowed
Weak signal
Phone is switched off
Check the number
Call key not pressed
Network is busy
Call barring or fixed dialling is
activated
Not registered with service
provider
No credit left on your prepaid
card
Low setting
Possible corrective action
Return the handset to your service operator or to an
authorised Sendo service centre for resetting.
Remove the telephones plastic cover and re-seat the
keypad correctly.
Move to a warmer place and let the phone warm up.
Move into an area of better coverage. If you are in a
building, move towards a window.
Contact your service provider.
Try reselecting the network. Switch off and then back
on.
Check that the service provider name is displayed on
the screen. If not, try to reconnect to the network.
Press d for a few seconds.
Use the full area code and country code in the
number.
After dialling the number you must press g,
If you hear rapid beeps, then the network is busy.
Hang up and try again.
Check the fixed dialling settings. Otherwise check
the call barring settings with your service provider.
After purchasing your phone, you may need to call
your service provider to activate the line.
Recharge your credit.
Press : when you are in a call to increase the
volume.
Sounds
Go into the menu, select
increase the setting.
38
Call
.
Volume
and