Problem Remedy
The background music started suddenly.
• Turn off the music.
( 1.3.5 BGM (Background Music), 2.1.2 External
BGM (Background Music))
I do not want to display a number which is
stored in memory.
• Conceal the number.
(
Storing New Names and Numbers,
3.1.4 Customizing the Buttons)
I want to confirm my extension number.
• ( Your Extension Number in 1.1.6 Before
Operating the Telephones)
The date and time are not correct.
• Set the date and time by system programming.
Consult your dealer.
The visibility of the display is poor.
• Change the Display contrast level.
( 3.1.2 Personal Programming)
I want to specify the ringing tones.
• ( To specify the ringing tones for each CO, ICD
Group, PDN, SDN, or INTERCOM button (DPT/IP-PT
only), 3.1.4 Customizing the Buttons)
The MESSAGE button light has lit up.
• Another extension left you a message waiting
indication or someone left a message in your
mailbox while you were on the phone or away from
your desk.
An SDN button on my extension does not
work.
• A PDN button is not assigned on the extension
corresponding to your SDN button.
Create a PDN button on the desired extension.
(
3.1.4 Customizing the Buttons)
I cannot use the secondary Ethernet port.
• If you are using a KX-NT500 series telephone,
check whether ECO mode is enabled (
Display in 1.1.6 Before Operating the Telephones). If
it is enabled, ask your dealer to disable ECO mode.
For other types of IP-PTs, contact your dealer.
346 Operating Manual Document Version 2014-11
5.2.1 Troubleshooting
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