[time-nuts] Nortel GPSDO osc age alarm

Mark Sims holrum at hotmail.com
Thu Jan 23 20:42:18 EST 2014


The OSC age alarm says the oscillator EFC control voltage is getting near to its programmed limit.  The DAC alarm says that the EFC dac setting is it is at the limit.  I suspect that your oscillator EFC input is bad.  I've seen this on a couple of boards. 		 	   		  


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