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Samsung Electronics
4-4 Items to check before diagnostics
4-4-1 Test run mode and view mode
█
Display Option Key
KEY
KEY operation
7-segment display
7-segment display
KEY (K1~K4)
K1
Press once : Heating test run
" " " " "BLANK" "BLANK"
Press twice : Defrost test run
" " " " "BLANK" "BLANK"
Press 3times : Finishing test mode
-
K2
Press once : Cooling test run
(Heating Only : skip)
" " " " "BLANK" "BLANK"
Press twice : Output signal test run
" " " " "BLANK" "BLANK"
Press 3 times : Finishing test mode
-
K3
Reset
-
K4
View mode
Refer to View mode display
█
VIEW mode display
Number
of press
Display contents
Display
Units
Segment 1
Segment 2
Segment 3
Segment 4
0
Communication State
10s digit of Tx
1s digit of Tx
10s digit of Rx
1s digit of Rx
-
1
Order frequency
1
100s digit
10s digit
1s digit
Hz
2
Current frequency
2
100s digit
10s digit
1s digit
Hz
3
Pump output
3
100s digit
10s digit
1s digit
%
4
Outdoor air sensor
4
+/-
10s digit
1s digit
°C
5
Discharge sensor
5
100s digit
10s digit
1s digit
°C
6
Eva in sensor (MONO)
6
+/-
10s digit
1s digit
°C
7
Inlet water sensor (MONO)
7
+/-
10s digit
1s digit
°C
8
Outlet water sensor (MONO)
8
+/-
10s digit
1s digit
°C
9
Cond sensor
9
+/-
10s digit
1s digit
°C
10
Current
A
10s digit
1s digit
First decimal
A
11
Fan RPM
B
1000s digit
100s digit
10s digit
rpm
12
Target discharge temperature
C
100s digit
10s digit
1s digit
°C
13
EEV
D
1000s digit
100s digit
10s digit
step
14
Protective control
E
0 : Cooling
1 : Heating
Protective
control
0 : No protective
control
1 : Freezing
2 : Defrosting
3 : Over-load
4 : Discharge
5 : Total current
Frequency status
0 : Normal
1 : Hold
2 : Down
3 : Up_limit
4 : Down_limit
-
15
IPM temp.
F
+/-
10s digit
1s digit
°C
long-1
Main Micom version
Year(Dec)
Month(Hex)
Day(two digit)
Day(One digit)
-
long-1 and 1
Inverter Micom version
Year(Dec)
Month(Hex)
Day(two digit)
Day(One digit)
-
long-1 and 2
EEPROM version
Year(Dec)
Month(Hex)
Day(two digit)
Day(One digit)
-
KEY
KEY operation
7-segment display
7-segment display
KEY (K1~K4)
K1
Press once : Heating test run
" " " " "BLANK" "BLANK"
Press twice : Defrost test run
" " " " "BLANK" "BLANK"
Press 3times : Finishing test mode
-
K2
Press once : Cooling test run
(Heating Only : skip)
" " " " "BLANK" "BLANK"
Press twice : Output signal test run
" " " " "BLANK" "BLANK"
Press 3 times : Finishing test mode
-
K3
Reset
-
K4
View mode
Refer to View mode display
AE080~160RX
SSSS
AE040/050/060RX
SSSS
