Samsung AR09TXFCAWKNEU Service Manual page 96

10-2-8 EEPROM error/OTP error
Indoor display
7 SEG DISPLAY
C470 EEPROM Data Error (no data)
OTP error EEPROM Data Error
C471
(Main Micom <-> Inv Micom)
Outdoor display
: LAMP ON : LAMP OFF
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
DESCRIPTION
OTP error EEPROM Data Error (Main Micom <-> Inv Micom)
: LAMP BLINK
power o and download EEPROM data
(or. Insert the service EEPROM IC)
Restart after power o
Is the error appeared again?
YES
Exchange the Outdoor PBA
EEPROM Data Error (no data)
NO
Terminate the service
SAMSUNG ELECTRONICS
95