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Volume adjustment tests
The M2009 and M2018 telephones have eight adjustment positions
(seven steps) for alerting and dial tones or other call progress tones.
The M2112 and M2317 telephone has an eight–position (seven steps)
volume control for dial tone and handsfree voice.
To check proper functioning of the volume adjustment feature, proceed
with the steps as given in Procedures 6-2 and 6-3. The telephone
passes the test if all required responses are received. Replace any
telephone not meeting all test requirements.
Procedure 2 M2009 and M2018 volume adjustment tests
1
2
3
Response: The system provides dialtone from the speaker, and
all the LCDs turn off.
Press Handsfree key.
Response: LCDs 1 through 3 and the Handsfree LCDs come
on.
Press the Rls (Release) Key.
Response: All LCDs turn off.
Press HOLD key.
Response: LCDs 6 through 9 come on, and the system
provides buzzer tone.
Press HOLD key.
Response: This ends the test.
Press HOLD key.
Response: The telephone set rings.
Note: The LCD response does not include the Handsfree
LCD on the M2112. The Handsfree LCD remains OFF during
these tests.
Press a loop key (DN).
Response: The system provides dial tone.
Press the volume key on the right side repeatedly.
Response: The dial tone volume increases with each operation.
Press the volume key on the left side repeatedly.
Response: The dial tone volume decreases with each
operation.
Meridian SL-100 M2000 Digital Telephone Reference Manual
Testing and maintenance 5
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