Samsung Refrigerators
Error Code 46Er
I/O expander chip cannot communicate with main processor
Critical
Stop using immediately - risk of damage or safety issue
Also displayed as: 46Er displayed
What This Means
I/O Expander to Main PCB cable disconnection; I/O Expander chip malfunction; Main PCB malfunction
What actually causes this:
Main PCB I/O expander chip burned out from voltage surge
First Thing to Check
Inspect main PCB for any visible burned components near I/O expander area
Parts Involved
Main PCBI/O Expander chip
How to Fix
- 1
Check I/O Expander communication cable connection
- 2
Verify Main PCB CN95 connector integrity
This Error Applies To
Samsung RS5300C Series Refrigerators
Service manual exact match: RS5300CService manual exact match: RS28CB700AService manual exact match: RS60CB700AService manual exact match: RS28CB7600Service manual exact match: RS23CB700AService manual exact match: RS28CB760AService manual exact match: RS60CB760AService manual exact match: RS5300CC+1 more