Samsung WF455ARG Series Training Manual page 39

5. Test Mode & Error Check :EEPROM Clear Check
Definition of EEPROM Clear Mode:
- EEPROM initialization.
- All course/option settings are to be reset to default
values after EEPROM initialization.
- When Service arises and it needs PCB replacement,
EEPROM should be reset.
How to Enter:
Model : WF45H6*，WF42H5*
- Plug in the unit.
- Press Delay End Key, and Power Key at the same time.
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