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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, 3 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, 3 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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