Lexicon MC-12 manual Speaker

MC-12 Setup

Message	Description		Troubleshooting
	The MC-12 successfully calibrated the value	•	N/A
(SPEAKER)
OK	for the selected speaker without error.
	The selected speaker is not present in the	•	Set the corresponding CUSTOM or THX SETUP menu parameter to include the selected
(SPEAKER)
SPEAKER IS NOT ENABLED	speaker setup		speaker in the speaker setup. (The MC-12 only calibrates values for speakers that are included
			in the speaker setup.)
	The microphones detected out-of-phase	•	Examine speaker/associated amplifier connections to ensure that speaker wires are not crossed.
(SPEAKER)
SPEAKER OUT OF PHASE	calibration noise signals, but the cali-	•	Dipolar speakers could cause this error. However, the MC-12 does not report this error unless
	brated value is still accurate.		at least half of the microphones detect out-of-phase calibration noise signals.
		•	Reflections from room objects can cause an out of phase error.
		•	Drivers intentionally wired out-of-phase.
	The microphones detected calibration	•	The microphones might be positioned more than 30 feet (9.14m) from the selected speaker or in a
(SPEAKER)
SIGNAL TOO LOW	noise signals at an unusually low level.		location where echoes obscure calibration noise signals. Refer to the placement examples on pages
			3-42 to 3-46 to confirm that the microphones are appropriately positioned for automatic calibration.
		•	Examine microphone input connections to ensure that the microphones are properly con-
			nected to the MC-12 and that microphone cable plugs are fully inserted for a solid connection.
	The microphones did not detect calibra-	•	Refer to the microphone placement examples on pages 3-42 to 3-46 to confirm that the
(SPEAKER)
UNABLE TO CALCULATE	tion noise signals or the MC-12 could not		microphones are appropriately positioned for automatic calibration.
	calculate a value.	•	Examine microphone input connections to ensure that the microphones are properly con-
			nected to the MC-12 and that microphone cable plugs are fully inserted for a solid connection.
	One or more microphones did not detect	•	Refer to the microphone placement examples on pages 3-42 to 3-46 to confirm that the
(SPEAKER)
MAY NOT BE ACCURATE	calibration noise signals at a reasonable		microphones are appropriately positioned for automatic calibration.
	level. The calibrated value could be inac-
	curate.
	The microphones detected calibration	•	Decrease associated amplifier volume levels – including (if applicable) powered subwoofer amplifiers.
(SPEAKER)
SPKR OUTPUT TOO HIGH	noise signals at an unusually high level.	•	The microphones may be positioned too close (within 2 feet [0.61m]) of the selected speaker.
			Refer to the microphone placement examples on pages 3-42 to 3-46 to confirm that the micro-
			phones are appropriately positioned for automatic calibration.
	The microphones detected calibration	•	Increase associated amplifier volume levels – including (if applicable) powered subwoofer amplifiers.
(SPEAKER)
SPKR OUTPUT TOO LOW	noise signals at an unusually low level.	•	The microphones may be positioned too far away (more than 30 feet [9.14m]) from the
			selected speaker. See the microphone placement examples on pages 3-42 to 3-46 to confirm
			that the microphones are appropriately positioned for automatic calibration.

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