HP 640 Fax (1429 Views)
Occasional Visitor
Posts: 1
Registered: ‎03-11-2011
Message 1 of 3 (1,429 Views)

HP 640 Fax

HELP!  How does one go back to see who called? ( *69  never works )  I know that there are certain buttons one presses....Apologies if this is just too dumb!

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Esteemed Contributor
Posts: 1,205
Registered: ‎07-28-2010
Message 2 of 3 (1,405 Views)

Re: HP 640 Fax

You can find the operator manual here:







Click the star if this was helpful

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Occasional Visitor
Posts: 1
Registered: ‎05-21-2012
Message 3 of 3 (1,120 Views)

Re: HP 640 Fax

Thanks so much for the tip. I just purchased a hp 640 fax from Good will and was curious about its

operation. For now I'm only interested in seeing whether its usable.

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