Crestron CNAMPX-2X60 2 Channel Professional Audio Amplifier
Problem Solving
Troubleshooting
The table on the next page provides corrective action for possible trouble situations.
If further assistance is required, please contact a Crestron customer service
representative.
CNAMPX-2X60 Troubleshooting
TROUBLE POSSIBLE
CAUSE(S) CORRECTIVE ACTION
No functions and
no indicators
illuminate.
Verify that POWER switch is positioned to
ON, AC power cord is plugged into
CNAMPX-2X60 power port and cord is
plugged into a good power source.
Check and replace defective AC Power
Fuse.
CNAMPX-2X60 is not
receiving 24VDC
Cresnet power.
Verify that 24VDC is present at cable
plugged into NET port.
CNAMPX-2X60 in
SIMPL Windows
program not properly
configured.
Verify SIMPL Windows CNAMPX-2X60
program.
CNAMPX-2X60 is not
receiving 24VDC
Cresnet power.
Verify that 24VDC is present at cable
plugged into NET port.
Yellow NET LED
does not illuminate.
Improper NET ID. Verify that CNAMPX-2X60 NET ID
matches NET ID in software program.
Hum on audio. Grounding problem. Either connect or remove chassis ground
wire.
Audio is supplied
to room regardless
of programming.
Override/Setup
function selected.
Press OVERRIDE/SETUP button on rear
panel of CNAMPX-2X60.
Audio distorted or
not present at
room output.
Audio input cable(s)
loose or not
connected.
Verify that audio input cables plugged into
INPUTS ports are secure.
Room output
(speaker) wire(s)
loose or not
connected.
Verify that speaker wires connected to
OUTPUTS terminals are secure.
CNAMPX-2X60 is not
receiving VAC power.
Green PWR LED
does not illuminate.
Operations Guide – DOC. 8178 2 Channel Professional Audio Amplifier: CNAMPX-2X60 • 13