On Apr 28, 6:14*am, "B. P. TBC" <tbc_...@mailbox.hu> wrote:
> Hi all
> I have a mouse (A4tech X-710F), it works, but the scroller works bad.
> (When I try to scroll, it trembles.) Can anyone help me, how can I repair
> it? I tried to clean it, but it still works bad.
Presume you have tried on another PC to make sure it isnt some weird
Could be a faulty opto sensor. Typically there will be a wheel with
holes in it (or large teeth) and 2
optos will detect the teeth as they turn (when you roll the wheel).
If one fails, it could do as you describe.