Question about Samsung SF-5100 Plain Paper Laser Fax
You probably have a bad LIU (line input unit) which is mounted on the main board.
There are 2 varieties of this part 1) JC92-01155A or 2) JC92-01192A, so you will need to match the number on your existing board.
Posted on Sep 30, 2010
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Posted on Jan 02, 2017
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