Outdoor Led Error Display And Check Method - Samsung AQV12NSA Service Manual

3-3 Outdoor LED Error Display and Check Method

LED Display
No.
Yellow Green
○ ○
1
○ ○
2
○ ○
3
○ ●
○ ◎
4
○ ◎
5
○ ●
6
○ ●
7
◎ ○
8
◎ ○
9
◎ ◎
10
◎ ◎
11
◎ ●
12
◎ ●
13
◎ ●
14
● ○
15
● ○
16
● ○
17
● ◎
18
● ◎
19
● ◎
20
● ●
21
● ●
22
● ●
23
◎ ○
24
○ ◎
25
◎ ◎
26
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Red
○
Power off/ VDD NG
◎
IPM Over Current(O.C)
●
Abnormal Serial communication
●
○
Compressor Starting error
●
Normal Operation
○
Compressor Lock error
◎
DC-Link voltage under/over error
◎
Outdoor temperature sensor error
●
Discharge over temperature
○
Discharge temperature sensor error
●
Current sensor error
○
Compressor limit error
◎
Coil temperature sensor error
●
1min. Time out Communication
○
Fan error
◎
OTP error
●
Compressor rotation error
○
Operation condition secession(Dual only)
◎
DC-Link voltage sensor error
●
I_Trip error / PFC Over current
○
GAS Leak error
◎
AC Line Zero Cross Signal out
●
Power ON reset(1sec)
○
Capacity miss match
◎
Test Operation at Cooling Mode
◎
Test Operation at Heating Mode
Explanation
● : LED ON, ○ : LED OFF, ◎ : LED BLINK
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