Problem Cause/solutionThe base unit does notring.R The ringer volume is turned off. Adjust ringer volume (page 28).I cannot make a call. R The dialling mode may be set incorrectly. Change the setting(page 16).R You dialled a call restricted number (page 33).R The key lock feature is turned on. Turn it off (page 20).Caller IDProblem Cause/solutionCaller information is notdisplayed.R You must subscribe to a Caller ID service. Contact your serviceprovider/telephone company for details.R If your unit is connected to any additional telephone equipment,remove and plug the unit directly into the wall jack.R If you use a DSL/ADSL service, we recommend connecting aDSL/ADSL filter between the base unit and the telephone linejack. Contact your DSL/ADSL provider for details.R Other telephone equipment may be interfering with this unit.Disconnect the other equipment and try again.Caller information is slowto display.R Depending on your service provider/telephone company, theunit may display the caller’s information at the 2nd ring or later.Set the first ring to “Off” (page 28).R Move closer to the base unit.Time on the unit hasshifted.R Incorrect time information from incoming Caller ID changes thetime. Set the time adjustment to “Manual” (off) (page 27).SMS (Short Message Service)Problem Cause/solutionThe SMS message centrenumber is logged in thecaller list and the messageis not received.R Someone tried to send you a message while SMS is turnedoff. Turn it on (page 39).I cannot send or receiveSMS messages.R You have not subscribed to the appropriate service. Contactyour service provider/telephone company.R The SMS message centre number(s) are not stored or areincorrect. Store the correct numbers (page 39).R Message transmission was interrupted. Wait until the messagehas been sent before using other telephone functions.R If you use a DSL/ADSL service, we recommend connecting aDSL/ADSL filter between the base unit and the telephone linejack. Contact your DSL/ADSL provider for details.“FD” is displayed. R The unit could not connect to the SMS message centre.Confirm that the correct SMS message centre numbers arestored. Confirm that SMS is turned on (page 39).“FE” is displayed. R An error occurred while sending the message. Try again.54Useful InformationTG8151_61FX(en)_0323_ver011.pdf 54 2012/03/23 16:35:23