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Question About Radio Shack Caller ID Box 43-3903
how do I adjust contrast on 43-3903 caller id...

how do I adjust contrast on 43-3903 caller id

Asked by james on 12/27/2013 2  Answers

ManualsOnline posted an answer 10 years, 11 months ago

The ManualsOnline team has found the manual for this product! We hope it helps solve your problem. Get the Manual Here

james posted an answer 10 years, 11 months ago

0 My question was really. "How do I adjust the Contrast after the Initial set up?" I am aware of what the manual says for the initial setup, but it appears to be fading and becoming harder to read. So I repeat, Is it possible to adjust the contrast so that it is darker?
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