Sanyo CHX06052 - Manual (Page 15)

1-11
Test Run
1
3. Auto Address Setting
is blinking
LED 1 LED 2
( : ON : Blinking : OFF)
Display meaning
After the power is turned ON (and automatic address setting is not in progress), no communication with the indoor
units in that system is possible.
After the power is turned ON (and automatic address setting is not in progress), 1 or more indoor units are
confirmed in that system; however, the number of indoor units does not match the number that was set.
Alternating
Alternating
Automatic address setting is in progress.
Automatic address setting completed.
Simultaneous
At time of automatic address setting, the number of indoor units did not match the number that was set.
(when indoor units are operating) indication appears on the display.
Refer to Table of Self-Diagnostic Functions and Description of Alarm Displays.
Note: indicates that the solenoid is fused or that there is a CT (current detection circuit) failure (current is detected when
the compressor is OFF).
:
Display during automatic address setting
 On outdoor unit PCB
* When automatic address setting has been successfully completed, both LED 1 and 2 turn OFF.
* LED 1 is D042. LED 2 is D043.
* If automatic address setting is not completed successfully, refer to the table below and correct the problem. Then
perform automatic address setting again.
 Display details of LED 1 and 2 on the outdoor unit control PCB
LED 1 2
Blink alternately
 Remote controller display during automatic setting
* Do not short-circuit the automatic address setting pin (CN51) again while automatic
address setting is in progress. Doing so will cancel the setting operation and will cause
LED 1 and 2 to turn OFF.
MiniECO-i.indb 11 2007/06/20 16:27:59