You're going to want to know the requirements and differences in the two factory reset procedures. Without proper DHCP/Option 150/TFTP, factory resetting your phone can actually brick your phone. Careful!
A guy I'm lucky enough to know has posted about this in the past. http://www.the-lan-man.net/wordpress/2012/cisco-ip-phone-7900-reset-sequences/ On Sun, Feb 11, 2018 at 12:07 PM Vinnie Dao <[email protected]> wrote: > HI Anthony, > > Appreciated your reply, > > The link you sent requires login, > > > > I am not sure what version on them, since they are stand by units for a > while, from the last time they were working at one point. I tried to > reset, 1234567890*# but still the same issue. > > > > *From:* Anthony Holloway [mailto:[email protected]] > *Sent:* Sunday, February 11, 2018 9:53 AM > *To:* Vinnie Dao > > > *Cc:* [email protected] > *Subject:* Re: [cisco-voip] Cisco 7975 or 7965 stuck at speaker button > Red LED, sorry if this is a repost > > > > Did you already look through the bug search tool? > > > > > https://bst.cloudapps.cisco.com/bugsearch/search?kw=stuck%20boot&pf=prdNm&pfVal=269065653&sb=anfr > > > > What version of firmware is it, and what can you do to clear the problem? > I.e., Power cycle the phone? > > > > On Sun, Feb 11, 2018 at 11:49 AM Vinnie Dao <[email protected]> wrote: > > Greeting to all, > > > > Lately, I have some CP-7965 and CP-7975 stuck at speaker button during > boot up as red LED and stay there for long time. Has anyone got this issue > and know how to fix it? > > > > Please advise where to go from here to resolve this issue, and thank you > very much for your time. > > > > _______________________________________________ > cisco-voip mailing list > [email protected] > https://puck.nether.net/mailman/listinfo/cisco-voip > >
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