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C311M-O (11/07) 67
5. Check for normal load termination of 75 ohms. When looping through VCRs or multiplexers, make sure the signal is terminated at the end
device. Some termination symptoms and problems are listed below.
Symptom Problem
Extremely bright video No termination or high resistance
Over contrast or contrast level of monitor needs to Double termination (37.5 ohms)
be increased to maximum for a good video image