Yealink CP969, Руководство администратора

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Troubleshooting
763

If there is no volume receiving from the speaker or receiving volume is too low, the
speaker cable may not have been properly connected.
Why is the sending/receiving volume of the headset or handset too low?
Ensure that the headset or handset is not damaged. If the headset or handset is usable, it may
be the codec problem on the mainboard.
Why is there no response when pressing the keys on the keypad?
Do one of the following:

Ensure that the keypad cables is properly connected and not damaged.

Check if the keypad surface is clean.
Why is there no response when tapping the items on the touch screen?
Do one of the following:

Ensure that the FPC of the touch screen is properly connected.

Check if the touch screen is damaged.
Why is the LED off when pressing the hard key with LED indicator?
Make sure that the cable of keypad board is properly connected. If the cable is properly
connected, it may be the LED on the board is damaged.
Other Issues
How do I find the basic information of the IP phone?
Tap
Settings
->
Status
when the IP phone is idle to check the basic information (e.g., IP address,
MAC address and firmware version).
What is the difference among user name, register name and display
name?
Both user name and register name are defined by the server. User name identifies the account,
while register name matched with a password is for authentication purposes. Display name is
the caller ID that will be displayed on the callee’s phone touch screen. Server configurations may
override the local ones.
What do “on code” and “off code” mean?
They are codes that the IP phone sends to the server when a certain action takes place. On code
is used to activate a feature on the server side, while off code is used to deactivate a feature on
the server side.