In article <4820348e$0$17511$afc38c87@news.optusnet.com.au> ,
Neil Green <nrgreenNOT@optusnet.com.au> wrote:
>Hi all.
>My Nokia phone charger for my 6131 has died.
>It's rated 5V.
>I have another older Nokia charger but it's rated
>5.7V, is this difference within tolerances for the
>phone or will I cook the phone if I use it with an
>adapter cable?
>The battery is 3.7V.

It will work. May charge the battery a little faster if the output
current is also higher.