56
10-2-8 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 AR09TXFYAWKNEU
Страница 40: ...40 7 2 OutdoorUnit AR09TXFYAWKXEU AR12TXFYAWKXEU AR09TXHZAWKXEU AR12TXHZAWKXEU CODE DB68 08682A 01 ...
Страница 43: ...43 8 3 DISPLAY PCB DB92 04833B ...
Страница 68: ...68 11 1 Indoorunit 11 Block Diagram ...
Страница 69: ...69 11 2 Outdoorunit ...