Dip Switch Details; Test Run (Check Operations) - Mitsubishi Electric MAC-497IF-E Manuel D'installation

5. Dip Switch Details

I SW500 - Function Setting
SW No. Functions
SW500-1 Setting when P series is mixed in the
same group (only when running group
operation using the MA remote con-
troller)
SW500-2 Room temperature detector
SW500-3 Interface status display switching
SW500-4 Not in use

6. Test Run (Check Operations)

You can check the status of the interface unit by the LED
–
lamp on the interface unit
● 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
Interface status
monitor
OFF(Factory setting)
No mixture
Indoor unit
LE501: C onfirmation
of communi-
cations with
indoor unit
LE581: C onfirmation
of supply-
ing power to
MA remote
controller
(Set to OFF)
board.
SW No.
SW500-3: OFF
● LE501 (Orange): W hen blinking at an interval of about 1 second, the
SW500
ON
SW500-3: ON
● LE501 (Orange): W hen blinking at an interval of about 10 second, the
1 2 3 4
OFF
* 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
ON
Mixed
MA remote controller
LE501: C onfirmation
of communi-
cations with
MA remote
controller
LE581: C onfirmation
of supplying
power to
MA remote
controller
―
―
Indoor unit
Operating details
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.
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.
. When extinguished, power is not supplied.
–
Comments
–
Interface unit
SW500
LE581
LE501
CN560
7