NEC DT820 Series User Manual page 15

11
DT820 Phone User Guide
Deleting a Personal Directory Entry ........................................................10-168
To delete a Personal Directory entry ...................................................10-169
To remove Personal Directory entry information but keep
Speed Dial Key information .................................................................10-169
The Corporate Directory..............................................................................10-169
Viewing the Corporate Directory and Entry Details .................................10-169
To access the Corporate Directory ......................................................10-169
To dial a number from the Corporate Directory ...................................10-170
Presence Monitor Settings and the Corporate Directory .....................10-170
Phone Troubleshooting.......................................................11-173
Using the Help key ......................................................................................11-173
Basic Troubleshooting.................................................................................11-174
To check common problems................................................................11-174
Network Connections ..................................................................................11-175
My phone cannot register on the network............................................11-175
My phone cannot reconnect to the network after a
local settings change ...........................................................................11-175
I cannot connect to the network through the PC port
on the back of the phone .....................................................................11-175
My device connected to the PC Port lost its network connection ........11-176
Power ..........................................................................................................11-176
The phone does not power up .............................................................11-176
Calling .........................................................................................................11-176
The phone does not have a dial tone...................................................11-176
The phone cannot make any calls .......................................................11-177
The phone cannot make any external calls .........................................11-177
A Speed Dial/Personal Directory entry is not working correctly ...........11-178
Telephone numbers from the Personal Directory or
Call History are not dialing correctly ....................................................11-178
The phone does not ring ......................................................................11-178
I cannot reconnect to a call on Hold/The call does not terminate ........11-179
Phone Keypad.............................................................................................11-179
The dial pad and/or buttons are not working........................................11-179
I want to enter specific characters or letters in Speed Dials
and Personal Directory Entries ............................................................11-179
Phone Softkeys ...........................................................................................11-180
The phone softkeys are not working ....................................................11-180
I cannot see a particular softkey on my phone ....................................11-180
LCD Screen/Display....................................................................................11-181
The LCD is too light or dark .................................................................11-181
I want to adjust the time the LCD stays lit............................................11-181
I need to reset the language on my phone ..........................................11-181
The Call History information on my phone is gone ..............................11-181
The name shown on the LCD of my phone is wrong ...........................11-182
Audio ...........................................................................................................11-182
There is no audio to my handset..........................................................11-182
There is no audio to my headset..........................................................11-182
Audio quality ........................................................................................11-182
Contents
C O N T E N T S
vii