LG ACHH Series Manual page 88

Error code check
Error number Errors
86 CYCLE Main PCB
(861) EEPROM Error
n Failure diagnosis method
Is EEPROM assemble
condition normal?
Yes
Correct check sum
Yes
Recheck power and
installation condition
EEPROM Insertion
EEPROM
* Note : Replace after power off
Same direction both socket hole
and EEPROM hole
Meaning
EEPROM Access Error
No
Reset after checking EEPROM assemble condition
No
Replace Correct EEPROM
Main cause of occurrence
1. No EEPROM
2. EEPROM wrong insertion
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