5.2  Troubleshooting
5.2.1  Troubleshooting
 Troubleshooting
Problem Remedy
The telephone does not work properly.
•  Confirm with your manager that your
settings are correct.
•  If the problem persists, consult your
dealer.
The telephone does not respond when buttons
are pressed.
• The telephone is locked.
 Unlock your telephone.
(  1.6.3 Preventing Other People from
Using Your Telephone (Extension Dial Lock),
2.1.1 Extension Control)
Some features do not work.
• System management may restrict certain
features.
 Consult your manager.
• The feature numbers have changed.
 Confirm the revised number and try again.
Even though following the manual instructions,
none of the operations work when using a
proprietary telephone.
• The Intercom line was not seized. The seized
line, when going off-hook, was changed by
personal setting. (  3.1.2 Settings on the
Programming Mode)
 In the manual, going off-hook means an
Intercom line is seized.
If the setting has been changed, press the
INTERCOM or PDN button after going off-hook
and follow the instructions.
The parallelled single line telephones do not
ring.
• "No ring" may be selected.
Change the setting to ring. (  1.9.11 Setting
the Parallelled Telephone to Ring (Parallelled
Telephone))
My proprietary telephone does not have a
feature button.
• Some models do not have the feature
button.
 Change a flexible button to the desired
button. (  3.1.3 Customising the Buttons)
 Enter the specified feature number instead
of the feature button. (  1.1.5 Before
Operating the Telephones)
5.2 Troubleshooting
342 Operating Manual