Eeprom Error/Otp Error - Samsung AR09KSWSJWKNCV Service Manual

10-2-21 EEPROM error/OTP error

Indoor display
3-LED DISPLAY
LED1 LED2
◎
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?
Exchange the Outdoor PBA
Samsung Electronics
LED3
◎
◎
LED OFF
YES
7-SEG DISPLAY
E470
E471
EEPROM Data Error (no data)
OTP errorEEPROM Data Error (Main Micom Inv Micom)
NO
Terminate the service
DESCRIPTION
EEPROM Data Error (no data)
OTP errorEEPROM Data Error
(Main Micom Inv Micom)
MODEL
AR12(09)HSFSHWK
AR18HSFSHWK IC701
AR24HSFSHWK
"A"
CN501
IC83
10-25