RM> Got an old AR1000? Is the "keyboard" intermittent, or even dead? If 
RM> so, 
RM> read
RM> on.
RM> My trusty old 1000 (now about 7 years old, and still used almost 
RM> every day)
RM> started to develop a fault about 18 months ago. Some of the "keys" 
RM> wouldn't
RM> respond unless you jabbed them many times. The problem got worse and 
RM> worse,
RM> until the scanner was unusable. I stripped it down twice, and cleaned 
RM> the
RM> PCB, but it was no-go.
RM> I contacted AOR UK (very helpful guys) and they told me this is a 
RM> known
RM> fault. The membrane wears out/perishes, and cannot be rejuvenated. 
    Sounds like an old calculator I had.
--- Simplex BBS (v1.07.00Beta [DOS])
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