Samsung ERV RHF025EE Service Manual page 117

12-4-9 EEPROM Error
Error Mode EEPROM Error
Display
Check Method In case of EEPROM_Error_Count≥5
Cause
PCB Check or Replacement
Sensor SPEC.
Yes
Samsung Electronics
Turn on the unit.
EEPROM TEST START
EEPROM_Error_Count=0
Store TEST Data at specific domain of EEPROM
Read stored TEAT Data from
the specific domain of EEPROM
Does stored TEST Data
match with read TEST Data?
No
EEPROM_Error_Count++
EEPROM_Error_Count<5
No
ERROR occurs.
PCB check or replacement
Troubleshooting
Yes
EEPROM TEST END
12-11