En-27
FIELD SETTING
81
CAUTION
Discharge the static electricity from your body before setting up the DIP switches.
Never touch the terminals or the patterns on the parts that are mounted on the board.
Field setting switches
81 11
Set the functions of an outdoor unit with the push buttons (SW931, SW932 and SW933) while observing the 7 seg.
display (LED961 and LED962) on the printed circuit board.
LED981
POWER
MODE
LED982
ERROR
LED961
LED962
LED981
POWER
MODE
LED982
ERROR
LED961
LED962
SW931
MODE / EXIT
SW932
SELECT
SW933
ENTER
SW934
CHECK
Outdoor unit printed circuit board
Push button
LED lamp
7 seg.display
PREPARATION
1
Be sure to check that the operation of the outdoor unit has stopped (be sure to stop the operation if it is still
running), and turn off the power.
2
Remove the front panel of the outdoor unit, and remove the lid of the electrical component box in order to expose
the printed circuit board.
3
Turn on the power of the outdoor unit.
As shown in the above figure, make sure that the POWER/MODE indicator lamp (LED981) is on and the ERROR
indicator lamp (LED982) is off.
● If the ERROR indicator lamp (LED982) flashes, it indicates that an
error has occurred. Check wiring and power supply. After making
sure that the ERROR indicator lamp (LED982) has turned off,
proceed to the next step.
LED981
POWER
MODE
LED982
ERROR
LED961
LED962
LED981
POWER
MODE
LED982
ERROR
LED961
LED962
SW931
MODE / EXIT
SW932
SELECT
SW933
ENTER
SW934
CHECK
(On)
(Off)
(Off)
(Off)
When the system is normal
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