Eeprom Error - Samsung AG026MN1DEH/EU Service Manual

4-3-7. EEPROM error

Error number
Duct, cassette (1‑Way/2‑Way/
Mini 4‑Way)
Fan coil unit 1‑Way
display
Yellow
blue
green
2‑Way
Green Red
◑ ◑
Criteria ∙ Disable communication between EEPROM and MICOM
Cause of
∙ Replace PCB due to faulty EEPROM
problem
1. How to check
4‑Way cassette type
r u n /
Defrost
stop
or or
◑ ◑ ◑ ◑ ◑
Refer to schematic diagram to determine
EEPROM location
Are there any problems such as
a short or dewetting
between EEPROM PIN?
Yes
If you restart after reentering
model options and power reset,
does the error occur again?
Yes
Replace EEPROM PCB
Wall mount type
LED Indication
Clean
Timer
Filter
18°C 21°C Timer
◑ ◑ ◑ ◑ ◑
No
No
4-26
Trouble shooting
Circular cassette type
Ice Yellow
24°C 27°C
Blue Green
◑ ◑ ◑ ◑
Remove short or dewetting
Normal operation
Blue Red
× ◑