Outdoor Led Display Error And Check Method - Samsung AQV09UGAN Service Manual

LED PATTERN
YEL ORN RED
Power off
○ ○ ○
◎ ◎ ◎
Reset
● ● ●
Normal Operation
○ ◎ ●
○ ○ ●
Abnormal Communication
○ ● ●
○ ○ ◎
IPM Over Current(
Comp Starting Error
○ ◎ ○
Heotsink Sensor Error
○ ◎ ◎
Heatsink Over Heat
DC-Link Voliage Under/Over Error
○ ● ◎
Over Voltage Protection Error
OLP Over Heat
◎ ○ ●
OLP Sensor Error
◎ ◎ ○
Current Sensor Error
◎ ◎ ●
Input Current Sensor Error
Comp Vlimit Error
◎ ● ○
Comp Current Limit Error
1min.Time out Comm.
◎ ● ●
(Display Boord:Onboord:Indoor<->Outdoor)
OTP Error
● ○ ◎
Comp Wire Missing Error
● ○ ●
DC-Link Voliage Sensor Error
● ◎ ◎
I-Trip Error
● ◎ ●
Ac Line Zero Cross Signal Out
● ● ◎
● LED ON
○ LED OFF
◎ LED BLINKING
DESCRIPTION
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