Testing the complete configuration
144 Installing and Connecting the MDF and Telephones
To check that all selector console lamps are operational and make a call to a telephone in the
configuration:
1. Simultaneously press and hold Ringer Volume up and POS BUSY on the attendant
console. This puts the console in the self-test mode.
Each row of lamps on the selector console lights and goes dark in sequence from top to
bottom.
2. Press hundreds group select button.
The hundreds group select lamp lights and any lamps associated with busy telephone light.
3. Press Direct Extension Selection (DXS) for the desired extension.
Audible ringing tone is heard in the ear piece on attendant console.
4. On attendant console, press Release.
Audible ringing tone is silenced.
Testing external ringing Make a test call to the attendant console to verify ringing device sounds when the Night lamp on
console is lighted. If ringing device has not been installed by customer, connect spare telephone
to information outlet reserved for ringing device and make test call.
Testing queue warning indicator Make a test call to an extension associated with a uniform call distribution (UCD) or direct
department calling (DDC) group, and verify the queue warning indicator lamp lights. If the queue
warning indicator has not been installed by customer, connect a spare telephone to the
information outlet reserved for queue warning indicator and make a test call.
Testing integrated announcement The TN2501AP Announcement circuit packs provide the ability to store messages. The
messages can be recorded from telephones on- or off-premises and have flexible message
lengths. The telephone selected as the test telephone must have a class of service (COS) with
console permission enabled.