Siemens OPTIPOINT 420 ECONOMY 사용자 설명서
Step by Step
Checking the telephone
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Checking the telephone
Checking its functionality
You can test the functionality of your telephone. This in-
cludes the following checks:
•
cludes the following checks:
•
Are all the key lamps operating properly?
•
Is the display operating properly?
•
Do all the keys function?
•
Are there any problems with the speaker, handset,
ringing tone volume, ringing tone pitch, alerting tone
or speakerphone function (only available with
optiPoint 420 standard)?
ringing tone volume, ringing tone pitch, alerting tone
or speakerphone function (only available with
optiPoint 420 standard)?
Otherwise, if necessary, for servicing:
•
•
the terminal ID (identity) of the telephone
•
the software version of the optiPoint 420 telephone
•
the power level of the line.
Precondition: The telephone is in the idle state.
Press the key. The lamp lights up.
m
Enter the service code.
or
>
:
Select and confirm.
and
>
:
Select and confirm the required test function. Follow
the user prompts on the display.
the user prompts on the display.
Press the key. The lamp goes out. The test is ended.
Prog./Serv.
Phone test? >
>
Prog./Serv.