P H O N E T R O U B L E S H O O T I N G
Power
11 -176
DT820 Phone User Guide
The PC port connection on your phone may not be enabled, or there may be
problems with the device’s network connection settings. Your system administrator
will need to check the settings for the phone.
My device connected to the PC Port lost its network connection
Any devices connected to the PC Port of the phone will momentarily disconnect from
the network if the phone reboots or if the phone looses power. If your phone is
rebooting, the device can reconnect after the phone has finished rebooting. If your
phone has lost power, the device will not be able to reconnect to the network until
power is restored to the phone.
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P O W E R
The phone does not power up
1
Check that the network connector is firmly plugged in to both the phone and the network
jack.
2
If possible, try plugging your phone into another PoE jack on your network.
3
The problem may be with the network cord. Try a new network cord.
4
If you are still having problems with your phone, contact your system administrator.
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C A L L I N G
•
If your phone has an LCD display, check that your phone is recognized as registered on
the network. Your phone must be registered on the network to make calls.
Figure 11.5
Registered Phone
Figure 11.6
Unregistered Phone
If you phone is not registered on the network, try plugging your phone into another
open port on the local area network.
The phone does not have a dial tone
1
If you need an outside access code to get to an outside line, you may not hear the
outside dial tone until you press the outside access code.
2
Verify that the phone is receiving power.
3
Press the Menu key, then go to
6
Status,
2
Network Information and verify that the
phone has an IP address, Subnet Mask, Default Gateway, and DNS Server listed. If any of
Summary of Contents for DT820 ITY-6D
Page 1: ...DT820 Phone User Manual For UNIVERGE 3C Communications and SIP Net Platforms ...
Page 2: ......
Page 8: ...viii P N 540 441r3 DT820 Phone User Guide ...
Page 20: ...LI ST O F FI G URES 2 List of Figures DT820 Phone User Guide ...
Page 22: ...O VERVI EW 1 2 DT820 Phone User Guide ...
Page 46: ...I NTRO DUCTI O N TO T HE DT 8 2 0 PHONES ITY 6D 1 Phone Specifics 2 26 DT820 Phone User Guide ...
Page 52: ...I NSTALLATI O N 3 32 DT820 Phone User Guide ...
Page 212: ...SI P NET SYSTEM F EAT URES B 192 DT820 Phone User Guide ...
Page 232: ...NO TI CES WEEE Product Disposal Information D 212 DT820 Phone User Guide ...
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