76
9-2-8 EEPROM error / OTP error
Indoor display
7-SEG DISPLAY
DESCRIPTION
C470
EEPROM Data Error (no data)
C471
OTP errorEEPROM Data Error
(Main Micom Inv Micom)
Outdoor display
●
EEPROM Data Error (no data)
●
◎
OTP errorEEPROM Data Error (Main MicomInv Micom)
LED ON
LED BLINKING
LED 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
NO
YES
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
Terminate the service
Содержание AR24CSDADWKNCV
Страница 55: ...55 6 Wiring Diagram 6 1 IndoorUnit All models CODE DB68 08680A 01...
Страница 58: ...58 7 PCB Diagram 7 1 IndoorMain PCB CODE DB92 05043J...
Страница 60: ...60...
Страница 63: ...63 7 4 DISPLAY PCB...