Light Commercial R410A on-off    DM17-01.01.08en 
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2. Troubleshooting 
2.1 Display board 
2.1.1 Display board of MSP Duct & HSP Duct 
 
 
2.1.2 Display board of super slim cassette 
 
 
 
2.1.3 Display board of ceiling & Floor 
 
 
 
2.1.4 Display board of Compact cassette 
 
OPERATION
TIMER
DEF./FAN
ALARM
Temporary button
Operation lamp
Timer indicator
Infrared signal receiver
Alarm indicator
PRE-DEF indicator(cooling and heating type)
or fan only indicator(cooling only type)
MANUAL
Display digital tube