Episode ECA-70MIXAMP-1-120, Руководство пользователя

Страница: 13 / 16

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: Techsupport@snapav.com
Amplifier will not turn on.
•
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.
•
Main Power Fuse is blown. Replace fuse and ensure power
outlet is providing the correct power and polarity for the
amplifier.
POWER LED is red.
•
Amplifier is in Protection mode. Short circuit on input or
output or too much current being drawn on speaker output.
Verify all wiring and connections.
•
Calculate load attached to amp and configure so that
impedance or wattage output is within specification.
•
Amplifier is overheating. Unplug amp and let cool. Install
per instructions in manual, “Positioning the 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.
No audio from speakers.
•
Verify speakers and wiring connections. Bypass volume
controls and test output with one speaker on known good
wire run.
•
Be sure that amp jumper is in place between “Pre-Out” and
“Amp In” ports.
•
Verify correct source operation and input wiring. Turn vol-
ume in source up to an audible level. Turn Input or Master
volume up to an audible level.
•
Is Power LED red? If so, see section above, “POWER LED
is RED”.
No sound from microphone input.
•
Set the phantom power switch to the correct mode for
microphone. Verify with microphone manufacturer.