Question about Samsung SCX 4521F All-In-One Laser Printer
I already read your instruction for lock error and tried to find the postion of lock button under scanner but I cant find this buttom , could you let me know where exactly it is ??
Scanner Locked error shown on screen?2 possible reason, either the scanner unit is faulty or the main board is faulty.
Posted on Mar 14, 2008
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Posted on Jan 02, 2017
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