Power-up and testing
EST3 Installation and Service Manual 6.17
Select Test to obtain the Test Menu screen, then select Lamp
Test.
2. Perform a functional switch test
Amplifier transfer panel (ATP)
1. Disconnect power amplifier output. Verify amplifier/riser
trouble annunciated on panel. Restore connection.
2. Initiate an All Call page. Verify that audio is available on all
power amplifier outputs.
3. If back up amplifiers provided, create an amplifier failure
and verify backup amp operates properly.
4. Disconnect AC power from amplifier rack. Initiate an All
Call page. Verify that audio is available on all power
amplifier outputs.