Bogen X450, X600, X300 manual Troubleshooting, Turn off, then turn back on, same ground

Troubleshooting

PROBLEM CONDITION CAUSE

	Rear Power Status LED is off.	• Amplifier not plugged in
		• AC outlet dead
UNIT APPEARS
		• Power Switch off
DEAD
(NO FRONT	Rear Power Status LED	• Breaker (Power Switch) tripped
		- Turn off, then turn back on
STATUS LED)	is amber.
		• Power Sequencing Switch set wrong
		- Check Sequential Turn-On section for proper configuration
	Master amplifier ON (Rear
	Power Status is green),	• No AC power to amplifier
	slave amplifiers in chain not
	powering ON (Rear Power
SEQUENCING	Status is off).
NOT
FUNCTIONING	Master amplifier ON (Rear	• Power Switch is off on slave amp
CORRECTLY
	Power Status is green),	• Breaker (Power Switch) tripped
	slave amplifiers in chain not	- Turn off, then turn back on
	powering ON (Rear Power	• Rear Power Sequencing Switch is not ON
	Status is amber).	• Error in Sequencing wiring between amplifiers
	Status LED is green.	• Level Controls turned down
	Signal LED is off.	• No signal from source
NO SOUND
	Status LED is green.	• Poor/broken speaker wiring
	Signal LED is green.
		• Defective speakers
	Limit LED is off.
DISTORTED	Status LED is green.	• Input signal level too high
	Signal LED is green.	• Poor speaker connections
SOUND
	Limit LED is off.	• Lo-Cut Switch set to Flat
		• DC level at signal input
INTERMITTENT	Status LED is red/green cycling.	• Load impedance too low
OPERATION		• Amplifier speaker output is short-circuited
		• Amplifier too hot (check for proper ventilation clearances)
		• Poor electrical connections at input
		• Input cable routed near AC cables, power transformer, or
	Status LED is green.	other EMI radiating devices
NOISE/HUM		• Electrically noisy devices operating on the same AC circuit
	Signal LED is green.	• Poor equipment grounding
		- Ensure that all AC safety grounds are connected
		- Make sure that all components in audio chain are tied to the
		same ground

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