Crown CTs Series User Manual

Operation Manual
CTs Power Amplifiers
page 22
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.
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 control
software 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.
6 Troubleshooting
“Off/Flashing/On” above means that
the LED can be off, or flashing, or on.
• Ready LED is off. Channel has been set to
standby mode via the control system.
CONDITION: Bridge LED is lit.
POSSIBLE REASON:
• Amplifier is in bridge-mono mode.

Crown CTs Series Specifications

General

Power Output	Varies by model (CTs 4200, CTs 3000, CTs 2000, CTs 1200, CTs 600)
Total Harmonic Distortion	< 0.05% (at full rated power)
Input Sensitivity	1.4V for rated power
Weight	Varies by model (e.g., CTs 2000: 25 lbs)
Channels	2
8 Ohm Stereo (per channel)	Varies by model
4 Ohm Stereo (per channel)	Varies by model
2 Ohm Stereo (per channel)	Varies by model
8 Ohm Bridge-Mono	Varies by model
4 Ohm Bridge-Mono	Varies by model
Voltage Gain	32dB
Damping Factor	>500
Cooling	Variable-speed fan