Operation Manual
66 
•  There may be a problem with the network, call your 
service provider 
•  Check the service provider number, local area 
number or NMC number (see Handset Settings) 
Cannot answer a call: 
•  Check that mobile fees have been paid 
•  Check that the SIM card is valid 
•  Check if fixed dialling is set 
•  Is the bar incoming calls feature enabled   
•  Is the call diverting function enabled 
The keys appear to be locked 
•  Power the phone off and then on 
Caller Number is not displayed 
•  Ensure you have subscribed to the Caller ID service. 
Contact your service provider 
•  The caller may have withheld their details 
•  Let the phone ring a few times as there may be a 
delay in receiving the Caller ID information 
Any problems not referred to above 
•  Check through the User Guide 
•  Power off and then on again. Check to see if the 
problem persists 
TROUBLESHOOTING 










