Samsung NS140HHXEA Service Manual page 40

4-4-2 ECO mode(Power save)
ECO mode lamp : RED ECO mode lamp : RED
Mode
ECO mode
Exit ECO mode
4-8
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Display
Segment 1 Segment 2
"BLANK" "BLANK"
Press K3 to exit
Segment 3 Segment 4
"BLANK" "BLANK"
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ECO mode lamp
RED color
On
Off