38 © SAMSUNG Electronics Co., Ltd.The Phone does notring and volume is toolow. ▶Press the Volume [TVolumeS] button to adjustthe volume.(Refer to ‘Volume Adjustment’section of the ‘Things You Should Know’ sectionin this guide.)Conversation quality isreduced due to noiseand echo.▶ If you are using the speakerphone, lift thehandset and try speaking.Excessive echo isemitted during a pageannouncement or withAuto Answer set.▶If phones are too close to each other, soundfrom one speaker might echo during a page oron auto answer call. Maintain a reasonabledistance(about 1 m) between phones.An alarm does not ringat the programmedtime. ▶- Check the current time is set on the Phonecorrectly. If the current time setting needs tobe changed, contact your SystemAdministrator.- Check if an alarm is set.(You should consultyour System Administrator.)Caller IDs are notdisplayed on the LCDscreen.▶- Confirm with your System Administrator thatthe caller ID service is available from yourtelephone company.- If the caller blocks the sending of their callerID, the caller ID will not be displayed.- If the caller makes a call from an area wherethe caller ID cannot be provided(e.g., international calls), the caller ID will notbe displayed.- If the caller makes a call from a public phone,the caller ID will not be displayed.- If the caller ID received from the TelephoneCompany is corrupt, the caller ID will not bedisplayed.- If the Telephone Company does not send acaller ID, the caller ID will not be displayed.