18Useful InformationI cannot make or receive calls. L The AC adaptor or telephone line cord is notconnected. Check the connections.L The call bar feature is turned on. Turn it off (page12).L You dialled a call restricted number (page 14).L The key lock feature is turned on. Turn it off (page9).L The dialling mode setting is incorrect. Set to “Tone”or “Pulse” as needed (page 8).The unit does not ring. L The ringer volume is turned off. Adjust the ringervolume (page 12).The handset display is blank. L The handset is not turned on. Turn the power on(page 6).The handset will not turn on. L Make sure that the batteries are installed correctly(page 5).L Fully charge the batteries (page 6).A busy tone is heard when {C}is pressed.L The handset is too far from the base unit. Movecloser and try again.Static, sound cuts in/out, fades.Interference from other electricalunits.L Place the handset and the base unit away fromother electrical appliances.L Move closer to the base unit.L Your unit is connected to a telephone line with DSLservice. We recommend connecting a filter (contactyour DSL service provider) to the telephone linebetween the base unit and the telephone line jack.Noise is heard during a call. L You are using the handset or base unit in an areawith high electrical interference. Place the handsetand base unit away from interference sources,such as antennas and mobile phones.Pressing {R} does not display/dial the last number dialled.L The redialled number was more than 24 digits long.Redial the number manually.I fully charged the batteries, but074 still flashes.L Clean the charge contacts and charge again (page6).L It is time to replace the batteries (page 5).Caller information is notdisplayed.L You must subscribe to Caller ID service.L Consult your service provider.L Your unit is connected to a telephone line with DSLservice. We recommend connecting a filter (contactyour DSL service provider) to the telephone linebetween the base unit and the telephone line jack.Problem Cause & solutionTG1100_1102CX(e-e).book Page 18 Tuesday, August 29, 2006 10:30 AM