Samsung Electronics 10-25
10-2-21
EEPROM error/OTP error
Indoor display
3-LED DISPLAY
7-SEG DISPLAY
DESCRIPTION
LED1 LED2 LED3
◎
{
◎
E470 EEPROM Data Error (no data)
E471
OTP errorEEPROM Data Error
(Main Micom׳Inv Micom)
Outdoor display
{
O
{
EEPROM Data Error (no data)
O
{
◎
OTP errorEEPROM Data Error (Main Micom
׳
Inv Micom)
O
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
power off and download EEPROM data
(or. Insert the service EEPROM IC)
Exchange the Outdoor PBA
Restart after power off
Is the error appeared again?
NO
Terminate the service
YES
MODEL "A"
AR12(09)HSFSHWK CN501
AR18HSFSHWK IC701
AR24HSFSHWK IC83
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