Crown CTs 1200 Operation Manual page 19

CTs 2-Channel Power Amplifiers
6 Troubleshooting
Operation Manual
CONDITION: No sound, even though
the amp has power. Power LED is on with-
out flashing and the amp is receiving an input sig-
nal. Signal indicator is flashing.
POSSIBLE REASON:
• Speakers not connected.
• Open circuit due to speaker failure.
• There is a short on the amplifier output. First
disconnect your speakers from the affected
channel(s) one by one to determine if one of
the loads is shorted.
• Ready LED is off. Channel has been set to
standby mode via the IQ system.
CONDITION: No input signal. Signal
indicator is not flashing even though audio is
applied, and the channel is ready..
POSSIBLE REASON:
• Input signal level is very low.
• Level controls are turned down.
CONDITION: Data indicator not flash-
ing, even though PIP module is
installed and host computer IQ soft-
ware is active.
POSSIBLE REASON:
• Cable between computer and PIP module is
broken or not connected.
Note: Data indicator flashes only when the installed
PIP2 module is polled for data, or is polled to see
whether it is online.
"Off/Flashing/On" above means that
the LED can be off, or flashing, or on.
page 19