7
5. Dip Switch Details
■
SW500 - Function Setting
SW No.
Functions
OFF(Factory setting)
ON
Comments
SW500-1
Setting when P series is mixed in the
same group (only when running group
operation using the MA remote con-
troller)
No mixture
Mixed
SW500-2
Room temperature detector
Indoor unit
MA remote controller
SW500-3
Interface status display switching
LE501: Confirmation
of communi-
cations with
indoor unit
LE581: Confirmation
of supply-
ing power to
MA remote
controller
LE501: Confirmation
of communi-
cations with
MA remote
controller
LE581: Confirmation
of supplying
power to
MA remote
controller
SW500-4
Not in use
―
(Set to OFF)
―
6. Test Run (Check Operations)
You can check the status of the interface unit by the LED
lamp on the interface unit
➊
board.
● Use the table below to check communications. If communications cannot be carried out normally, check that the relevant
communications line is not disconnected from the connector or terminal box.
Functions
SW No.
Operating details
Interface status
monitor
SW500-3: OFF
● LE501 (Orange): When blinking at an interval of about 1 second, the
Interface unit is communicating normally with the room
air conditioner. When the lamp is off, the Interface
unit is not communicating normally with the room air
conditioner.
SW500-3: ON
● LE501 (Orange): When blinking at an interval of about 10 second, the
Interface unit is communicating normally with the MA
remote controller. When the lamp is off, the Interface
unit is not communicating normally with the MA remote
controller.
* LE581 (Orange) displays the following status irrespective whether
SW500-3 is on or off.
● When lit, power is supplied to the MA remote controller from the Interface
unit
➊
. When extinguished, power is not supplied.
SW500
ON
OFF
1
2
3
4
LE581
LE501
CN560
SW500
Interface unit
➊
Indoor unit
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