Manual

pg. 10
ECA-70MIXAMP-1-60 Installation Manual
Troubleshooting
Contacting Technical Support
Note: If any of the troubleshooting methods listed above do not resolve the issue, please contact our Technical Support department.
Phone: [phone]
Email: [e-mail]
Amp will not turn on. • Power cable to the amplier is incorrectly connected or plugged into an
outlet that does not have power. Check connections and verify power
on the outlet.
• Main Power Fuse is blown. Replace fuse and ensure power outlet is
providing the correct power and polarity for the amplier.
TEMP LED is lit. • Amplier is overheating. Install per instructions in manual, “Positioning
the Amplier”.
PROT LED is lit • Short circuit on input or output. Verify all wiring and connections.
• Too much current is being drawn on speaker output. Calculate load
attached to amp and congure so that impedance or wattage output is
within specication.
Hum or buzzing sound is heard. • Check RCA input cables by removing them one at time (powering down
the amplier before disconnecting) and checking to see if a connection
or cable is to blame.
No audio from speakers. • If output meter is active, then amplier is processing signal but output is
in protection. See section above, “PROT LED is lit.”
• If output meter is not active, then the amplier is not receiving audible
signal. Verify correct source operation ad input wiring. Turn Input or
Master volume up to an audible level.
• Amplier is in temperature protection. See section above, “TEMP LED
is lit.”
No sound from microphone input • Set the phantom power switch to the correct mode for microphone.
Verify wiring conguration and power requirements with microphone
manufacturer.