Panasonic CS-XE15SKUA, Service Manual, Page: 39 / 96

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12.12.1.7 Human Activity Sensor Abnormality

Abnormality detection:
 Connector disconnection / Wire cut abnormality
o
Sensor judge Hi level continuously for 25 seconds
 Circuit abnormality
o
70 seconds after power ON, if human activity sensor judge Lo level continuously for 25 seconds

Error Code judgment
 When abnormality happened, internal counter increase by 1 time.

Human activity sensor power OFF, retry after 5 seconds.
 When the human activity sensor maintains normal condition for 120 seconds, the counter reset or AC reset.
 When abnormality counter reached 4 times, H59 occurred – No TIMER indicator blinking.

When error code happened, the unit is able to operate without AUTO COMFORT / ECONAVI.
12.12.1.8 Human Activity Sensor Check Mode

To enable human activity sensor abnormality check mode:

During ECONAVI is ON, when CHECK signal received, if either sensors has abnormality, the 4 times abnormality
counter is ignored, ECONAVI Indicator will blink immediately and error code is memorized.

The unit could operate without ECONAVI or AUTO COMFORT.

The ECONAVI indicator blinking could be cancelled by pressing ECONAVI button again.

If the human activity sensor has no abnormality, the CHECK process will end and continue with normal operation.
SET
Transmit ECO demo code and
after 30 seconds return to normal
mode.
Press continously for 5s
Transmit check code
and after 30 seconds return to normal
mode.
Transmit sunlight sensor check code
and after 30 seconds return to normal
mode.
Remote control normal mode