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SAMSUNG ELECTRONICS
9-2-8 EEPROM error/OTP error
Indoor display
7 SEG DISPLAY DESCRIPTION
C470 EEPROM Data Error (no data)
C471
OTP error EEPROM Data Error
(Main Micom <-> Inv Micom)
Outdoor display
EEPROM Data Error (no data)
OTP error EEPROM Data Error (Main Micom <-> Inv Micom)
: LAMP ON : LAMP OFF : LAMP BLINK
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 o and download EEPROM data
(or. Insert the service EEPROM IC)
Restart after power o
Is the error appeared again?
NO
YES
Terminate the service
Exchange the Outdoor PBA
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