6606 Communications with
transmission processor
error
Communication trouble be-
tween apparatus processor
and trans-mission processor.
Note:
The address/attribute
shown on remote con-
troller indicates the con-
troller which has de-
tected error.
1) Data is not properly transmitted
due to casual errouneous opera-
tion of the generating controller.
2) Faulty generating controller.
Turn off power sources of indoor unit and outdoor
unit.
When power sources are turned off sepa-
rately, microcomputer is not reset and nor-
mal operations can not be restored.
→ Controller trouble is the source of the trouble
when the same trouble is observed again.
Checking
code
Meaning, detecting method Cause Checking method & Countermeasure
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76
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