Extron electronics SF 26X User Manual page 12

To test the impedance of the entire speaker system, first disconnect the speaker
wires from the amplifier and then measure the impedance from the disconnected
wires, as shown below.
Test Points
Amplifier
ATTENTION: Disconnect the speaker system from the amplifier before
performing this test, otherwise you may damage the test meter.
•
Wiring a Single Speaker:
Connect the wires to the captive screw connector of the speaker, as shown below.
Be sure to tighten the screws.
(Red)
(Black)
Power Ampli er
Speaker 1
Red Wire (+) disconnected
from Amplifier
Black Wire (-) disconnected
from Amplifier
Captive Screw
Connector
Impedance Test Points
SF 26X User Guide • Installation
To next speaker
8