Staub Electronics ECA-70MIXAMP-1-120 - EPISODE - 120 WATT RACK MOUNTABLE 70 VOLT COMMERCIAL AMPLIFIER-MIXER - Manual (Page 13)

ECA-70MIXAMP-1-120 Installation Manual
pg. 13
© 2012 Episode®
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: (866) 838-5052
Email: [email protected]
No audio from any channel. • Power cable to the amplifier is incorrectly connected or
plugged into an outlet that does not have power. Check
connections and verify power on the outlet.
• Audio cable to the source component is not connected
properly, input or the cable is defective. Check connections
or replace cable with one that has been verified as good.
No audio from one or more channels. • Audio cable to the source component is not connected
properly or the cable is defective. Check connections or
replace cable with one that has been verified as good.
• The Bridging switch is positioned incorrectly. Refer to instal-
lation instructions for proper settings.
• Check the connections of the speaker wire at both the
speaker and amplifier.
No audio from one channel or one zone only. • Check the front panel LED for the channel that is not work-
ing. If it is red, there may be a short on either one of the
speaker wires for that channel. Check wires and speaker
connections for shorts.
• The level adjustment on the channel is turned down. Turn it
slowly to the right to raise the volume.
• Test the bad channel by connecting it to a speaker that you
know works.
• Audio cable to the source component is not connected
properly or the cable is defective. Check connections or
replace cable with one that has been verified as good.
• The Bridging switch is positioned incorrectly. Refer to instal-
lation instructions for proper settings.
• Check the connections of the speaker wire at both the
speaker and amplifier.
Hum or buzzing sound is heard. • Check RCA input cables by removing them one at time
(powering down the amplifier before disconnecting) and
checking to see if a connection or cable is to blame.
Amplifier will not turn on. • The amplifier must be plugged into a live outlet.
• The power switch on the back panel must be on.
• Ensure 12V is present if using the trigger input.
Front Power Button Inoperative • Set the Power Mode Switch to ON.