Testing the Telephone
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Step by step
Testing the Telephone
Testing functionality
You can test and determine your phone’s functionality:
• Are all LED keys working?
• Is the display working?
• Do all keys work?
• Are the speaker, handset, ring volume, ring tone,
alert tone and speakerphone mode functioning cor-
rectly?
The following may be checked by service personnel:
• Device ID for the phone,
• software versionOpenStage
• Line power level
Prerequisite: The phone is in idle mode Æ page 19.
N Open the service menu Æ page 26.
9 Enter the service code.
or
Select and confirm.
Select and confirm the required test functions. Follow
the additional user prompts on the display.
N Press the key shown. The LED goes out. The test is
complete.
Phone test?
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