• Check if ALC for that mic is turned on (see page 25).
Tel input distorted
• Make sure no DC voltage is connected to the Tel input.
• Check that Mic B is set for Tel operation (see page 25).
Aux always active
• Check if Aux is manually selected.
• Check for high levels of hum and noise from source.
Aux never active
• Check if Aux is assigned to amp in question (see page 22).
• No or very low audio signal present at aux input in question.
Music cuts in late
• Trim pad set incorrectly (see page 15).
• Energy content of music very low.
No control over volume or tone
• Check that the correct amp is selected (see page 7).
• If INHIBIT appears on the display when arrow buttons are pushed, the
function has been programmed not to respond. (see page 30).
Forgot password
• Reset password (see page 33).
Getting Help
Bogen has support available in case you have a problem with your
ProMatrix amplifier. In order to make the most effective use of this service,
please be sure to fill out and return the product registration card included
with this unit.
Best results are obtained when you:
• Read the User’s Guide before operating
• Remember that certain functions can be “locked out” when the amplifi-
er is in operation.
• Ensure all input and output wiring is correctly installed. If using the
4-ohm output, be sure to remove the output link (see instructions).
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