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© SAMSUNG Electronics Co., Ltd.
ANNEX
Nothing appears on the LCD screen while the ITP-5021D/5014D phone is
being used.
!
Check that the data network cable is correctly connected to the LAN socket on the
ITP-5021D/5014D Phone.
(Refer to ‘Assembling the ITP-5021D/5014D IP phone’ section of ‘Preparation’
in this guide.)
The ITP-5021D/5014D Phone does not ring and volume is too low.
!
Press the [
▼
Volume
▲
] button to adjust the volume.
(Refer to ‘Volume Adjustment’ section of the ‘Things You Should Know’ section in
this guide.)
Conversation quality is reduced due to noise and echo.
!
If you are using the speakerphone, lift the handset and try speaking.
Excessive echo is emitted during a page announcement or with Auto
Answer set.
!
If IP phones are too close to each other, sound from one speaker might echo
during a page or on auto answer call.
Maintain a reasonable distance between IP phones.
Caller IDs are not displayed on the LCD screen.
!
Confirm with your System Administrator that the caller ID service is available from
your telephone company.
!
If the caller blocks the sending of their caller ID, the caller ID will not be displayed.
!
If the caller makes a call from an area where the caller ID cannot be provided
(e.g., international calls), the caller ID will not be displayed.
!
If the caller makes a call from a public phone, the caller ID will not be displayed.
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