Hi and tnx for reading my message.

I've a 10 years old Yupiteru MVT-7100 and since about 2 years now, I've
some problems with the keypad: I must press some keys very strong, to
be able to use them.

what can I try to do to resolve this problem ?

tnx in advance

T0M
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Sorry if I don't answer quickly but I can't be online each day