396 8163A/B, 8164A/B, 8166A/B User’s Guide
14 Error Messages
error message E1x031: 0.25 ref out of limits (a, b, c)
description The 0.25V reference voltage measured through the 16bit ADC is out of the acceptable
limits
test value a shows the ADC reading (0.25V = 3276)
b shows the lower limit
c shows the upper limit
x refers to the internal PM channel tested
action Please return the unit to your local service center for repair
error message E10040: 10bit ADC test failed (a, b, c)
description The 10bit ADC has returned a value other than 512
test value a shows the ADC reading
b shows the lower limit
c shows the upper limit
action Please return the unit to your local service center for repair
error message E10051: Laser <a> temp out of limits (b)
description The laser temperature is outside the allowed range
test value a laser number
b measured laser temperature
action Verify whether the module is operated within the specified ambient temperature. If the
failure persists, please return the unit to your local service center for repair
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