Eeprom Error/Otp Error - Samsung AR07CSDAFWKNCV Service Manual

9-2-8 EEPROM error / OTP error
Indoor display
7-SEG DISPLAY
C470
C471
Outdoor display
●
●
LED ON LED BLINKING
1. Checklist :
1) Is there a short around micom?
2) Is there a short around "A"?
3) Did you download or insert EEPROM IC, after changing outdoor PBA?
2. Troubleshooting procedure
power off and download EEPROM data
(or. Insert the service EEPROM IC)
Restart after power off
Is the error appeared again?
YES
Exchange the Outdoor PBA
DESCRIPTION
EEPROM Data Error (no data)
OTP errorEEPROM Data Error
(Main Micom Inv Micom)
◎
OTP errorEEPROM Data Error (Main MicomInv Micom)
LED OFF
NO
75
EEPROM Data Error (no data)
Terminate the service