Samsung FH070EAV Servise Manual page 17

3-2 Oudoor Display Error and Check Method
Outdoor Error Display and Check Method
Inverter LED
MAIN
7-Segment
Yellow Green
-
○ ○
-
○ ◎
○ ◎
○ ◎
○ ◎
○ ◎
○ ◎
○ ◎
○ ◎
○ ◎
○ ◎
○ ◎
○ ◎
-
● ●
3-2
Content
Red
Power OFF/VDD NG
○
Normal Operation
●
Indoor unit communication
●
error(1min.)
Communication time-out
●
error(2min.)
Indoor temperature sensor
●
Indoor unit EVA IN sensor
●
Indoor unit EVA OUT sensor
●
Dismount of indoor unit
●
EVA IN sensor
Dismount of indoor unit
●
EVA OUT sensor
Secondary detection of
●
indoor floating switch
Indoor fan error
●
Indoor eeprom error
●
Indoor eeprom option error
●
POWER ON RESET(1SEC)
●
Measures
• Check the input power line(AC)
• Check the LED of Main PCB and Inverter PCB
-
• Check the communication line for indoor units
• Check the power supply of the communication
phase(DC)
• Check the communication line for indoor units
• Check the power supply of the communication
phase(DC)
• Check the temp. sensor of the indoor unit room
• Check the indoor PCB connector
• Check the indoor unit drainage pipe sensor
• Check the indoor PCB connector
• Check the indoor unit drainage pipe sensor
• Check the indoor PCB connector
• Check the drainage pipe has been dismounted
• Check the drainage pipe has been dismounted
• Check the indoor unit's float sensor
• Check the indoor PCB connector
• Check the indoor PCB connector
• Check the EEPROM data
• Check the indoor's option
• Check the EEPROM data
• Check the indoor's option
-
Product operation status in
case of error
Outdoor unit
Number of compressor/
Times outdoor unit
fan
- -
- -
1 Time Operation-off
1 Time Operation-off
1 Time Operation-off
1 Time Operation-off
1 Time Operation-off
1 Time Operation-off
1 Time Operation-off
1 Time Operation-off
1 Time Operation-off
1 Time Operation-off
1 Time Operation-off
- -
Samsung Electronics