ATEIS IDA8 - Manual (Page 104)

ATEIS - IDA8 104
© 2012 ATEÏS
Am plifier Fail
4.1.7.1.8 Line A/B Error
Fault Meaning:
This error is mainly for loudspeakers connected to the IDA8C/S's speaker zone output connectors.
There are three kinds of faults:
Line A/B Open:
If the value of Measure (ohm) is greater than 4000 ohm, this fault can be recognized by IDA8C/S
when the field of [Measure(ohm)] shows "OPEN".
Line A/B Bad Impedance:
If the value of Measure (ohm) is greater than Reference A&B (ohm) + Tolerance (%), or the value
of Measure (ohm) is less than Reference A&B (ohm) - Tolerance (%), this fault can be
recognized by the IDA8C/S when the field of [Diff(%)] shows the percentage of difference.