Staub Electronics ECA-70MIXAMP-1-60 EPISODE - 60 WATT RACK MOUNTABLE 70 VOLT COMMERCIAL AMPLIFIER-MIXER - Manual (Page 10)

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: (866) 838-5052
Email: [email protected]
Amp 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.
TEMP LED is lit. • Amplifier is overheating. Install per instructions in manual, “Positioning
the Amplifier”.
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 configure so that impedance or wattage output is
within specification.
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. • If output meter is active, then amplifier is processing signal but output is
in protection. See section above, “PROT LED is lit.”
•
If output meter is not active, then the amplifier is not receiving audible
signal. Verify correct source operation ad input wiring. Turn Input or
Master volume up to an audible level.
•
Amplifier 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 configuration and power requirements with microphone
manufacturer.