Spectralink 84-Series Series Wireless Telephones Administration Guide
1725-86984-000_P.docx
September 2016
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Display Issues
The following table provides tips for resolving display screen issues.
Table 11-8: Troubleshooting Display Issues
There is no display or the display is incorrect
If there is no display, power may not be correctly supplied to the handset. Do one of the following:
Check that the display is illuminated. Press any key to wake up the display.
Power up the handset. Ensure the battery used is charged.
Test the display by
Settings> Status> Diagnostics> Test Hardware> Display Diagnostics
.
Watch the test run to see the display change. Press any key to exit the test
Use the screen capture feature to determine if the display on the handset is incorrect. See
Capturing the Phone’s Current Screen
The display is too dark or too light
The handset contrast may be set incorrectly. To adjust the contrast, do one of the following:
Adjust the backlight intensity. Navigate to
Settings> Basic Settings> Backlight Intensity
settings
.
Reboot the handset to obtain the default level of contrast (see
Use the screen capture feature to see if the screen displays properly in the capture. See
Capturing the Phone’s Current Screen
The time and date are flashing
If the time and date are flashing, you have disconnected the handset from the LAN or there is no SNTP
time server configured. Do one of the following (for instructions, see
Ensure the handset is connected to the WLAN and to the LAN.
Configure an SNTP server.
Disable the time and date (if you do not wish to connect your handset to a LAN or SNTP
server).
Audio Issues
The next table briefly describes possible solutions to audio issues.
Table 11-9: Troubleshooting audio issues
There is no audio on the headset
If there is no audio on your headset, the connections may not be correct. Do one of the following:
Ensure the headset is plugged into the headset jack on the handset.
Ensure the handset volume is turned up or set to a comfortable volume.
There are audio or echo issues
If you experience echo issues, investigate the issue to determine the following:
Is the problem localized to one 84-Series handset?
Are other 84-Series handsets experiencing audio issues?