Samsung RF28HMEDBSRRefrigerator
Error Code oP-Er
Additional refrigerator option module not responding
Moderate
Address soon - your appliance may not work properly
Also displayed as: oP-Er displayed repeatedly ON/OFF
What This Means
Option board not responding; Option harness disconnection; Option PCB malfunction; Main micom option interface failure
What actually causes this:
Loose optional feature connection or disabled feature
First Thing to Check
Check if any optional features are installed and if their connectors are seated
Parts Involved
Option Board (if installed)Main MicrocontrollerOption Harness
How to Fix
- 1
Verify option board harness is fully connected
- 2
Check if optional equipment is installed
- 3
Test option board power supply
- 4
Verify option connector pins