Useful InformationFor assistance, please visit http://www.panasonic.com/phonehelp 49TroubleshootingGeneral useProblem Cause/solutionThe unit does notwork.L Check the connections (page 14, 15, 16, 17).L Unplug the AC adaptor to reset the unit.Reconnect the adaptor and try again.The line indicators donot work properly.L Check the connections (page 14, 15, 16, 17).The unit does notring.L The ringer is set to “Off”. Turn it on (see “Turning ringeron/off ” on page 26).L The Do Not Disturb (DND) feature is turned on. Turn it off(see “Turning Do Not Disturb (DND) on/off” on page 27).L If there are several non-system phones on the line that donot ring, disconnect some of them. Having too manyphones connected can also result in low ringer volumeson non-system phones.You cannot hear adial tone.L Check the connections (see “Connecting the handset andAC adaptor” on page 14).L Confirm the telephone line cord is properly connected(page 15, 16, 17).L Disconnect the unit from the telephone line and connect aknown working telephone. If the working telephoneoperates properly, contact our service personnel to havethe unit repaired. If the working telephone does notoperate properly, contact your telephone service provider.Date and time on thedisplay flashes.L Set the date and time (see “Date and time” on page 24).You cannot dial. L Check whether the dialing mode selection is correct (see“Dialing mode” on page 24).The battery isdischarged.L Please remove the battery when you cut the powersupply, as the battery will discharge automatically oncethe power is cut according to the time shown on page 12.How do I return tostandby modequickly?L Lift the handset, then place it back on the cradle.L Press {SP-PHONE} 2 times.