Option Setting Function - Samsung RF18A Series Service Manual

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5-1-6. Option setting function

• Press the '<' and '>' buttons at the same time for at least 6 seconds.The Control Display will blink with an interval of 0.5
seconds for 4seconds. In that case, you may take your fingers off both buttons and press the '>' button to enter the Engineer
Mode.
After entering Engineer Mode, press the '<' or '>' key to make the number '9' blinks.
Then, press the 'O' button to enter the Option Setting Mode.
① '<'+ '>' Key are pressed simultaneously for 6 seconds. And the Control Display will blink with 0.5 second interval for 4 seconds.
② In that case, you may take your fingers off both buttons and press the '>' button to enter the Engineer Mode.
③ After entering Engineer Mode, press the '<' or '>' key to make the number '9' blinks.
④ Then, press the 'O' button to enter the Option Setting Mode.
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KEY operation method for changing to option mode
Engineer Mode
①
②
Enter the
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③