– 7 –What is a PIN? L The PIN is a 4-digit number that must be enteredin order to change certain base unit settings. Thedefault PIN is “0000”.What should I do to displaycaller information?L You must subscribe to a Caller ID service. Contactyour service provider/telephone company fordetails.L The message “You must first subscribeto Caller ID.” will be displayed until youreceive caller information after subscribing to aCaller ID service.What should I do when noiseis heard, sound cuts in andout?L You are using the handset or base unit in an areawith high electrical interference. Re-position thebase unit and use the handset away from sourcesof interference.L Move closer to the base unit.L If you use a DSL/ADSL service, we recommendconnecting a DSL/ADSL filter between the baseunit and the telephone line jack. Contact yourDSL/ADSL provider for details.What should I do when theoperating time seems to beshorter even after I fullycharged the batteries?L Clean the battery ends (S, T) and the chargecontacts with a dry cloth and charge again.What do I need to do toerase y (Missed call) fromthe display?L There are unviewed missed calls remaining. Viewthem and erase y in the following way.1 1 (centre of joystick) i j i M2 Push the joystick down to search from the mostrecent call, or push the joystick up to searchfrom the oldest call.Frequently asked questionsQuestion Cause/solutionTG8411_8421FX(e)_QG.fm Page 7 Wednesday, January 21, 2009 3:43 PM