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T22P display backlight lights up every 2 mins
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sdick3 Offline
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Post: #41
RE: T22P display backlight lights up every 2 mins
(06-09-2014 11:04 PM)Vanburen Wrote:  
(06-09-2014 10:54 PM)Raffles Wrote:  
(06-09-2014 10:38 PM)Vanburen Wrote:  I'm having this same issue on T26Ps, using the latest version of the Firmware on the website - 6.72.0.30...

Downgrading to .25 is the only answer atm.

Thanks for letting me know. It's amazing that it's been 6 months since this was reported and it still hasn't been fixed.

It really isn't a great advertisement for Yealink.
I found a 7.72.0.61 ROM for the T22 and that fixed the problem.


Attached File(s)
.zip  7.72.0.61.zip (Size: 6.91 MB / Downloads: 28)
06-10-2014 02:21 AM
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Vanburen Offline
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Post: #42
RE: T22P display backlight lights up every 2 mins
(06-10-2014 02:21 AM)sdick3 Wrote:  
(06-09-2014 11:04 PM)Vanburen Wrote:  
(06-09-2014 10:54 PM)Raffles Wrote:  
(06-09-2014 10:38 PM)Vanburen Wrote:  I'm having this same issue on T26Ps, using the latest version of the Firmware on the website - 6.72.0.30...

Downgrading to .25 is the only answer atm.

Thanks for letting me know. It's amazing that it's been 6 months since this was reported and it still hasn't been fixed.

It really isn't a great advertisement for Yealink.
I found a 7.72.0.61 ROM for the T22 and that fixed the problem.

Thanks for posting, but as Yealink haven't posted on the website, I can only assume it might have other issues on top of the current ones.

It would be great if Yealink support could comment on when the next stable firmware release will be?
(This post was last modified: 06-10-2014 04:08 AM by Vanburen.)
06-10-2014 04:07 AM
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Raffles Offline
DV-IP creator
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Post: #43
RE: T22P display backlight lights up every 2 mins
(06-10-2014 02:21 AM)sdick3 Wrote:  I found a 7.72.0.61 ROM for the T22 and that fixed the problem.

Make sure 'redial' and 'call history' still work - as they don't on .50 Wink
06-25-2014 06:00 PM
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tdring Offline
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Post: #44
RE: T22P display backlight lights up every 2 mins
(06-25-2014 06:00 PM)Raffles Wrote:  
(06-10-2014 02:21 AM)sdick3 Wrote:  I found a 7.72.0.61 ROM for the T22 and that fixed the problem.

Make sure 'redial' and 'call history' still work - as they don't on .50 Wink

Hi all,

Is there any news on this rom, does it resolve the Backlight issue without breaking other functions?

I have 15 of the T22p phones in use in our office and am getting complaints the backlight issue is "distracting"

Thanks in advance

Tim
07-02-2014 07:08 PM
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Raffles Offline
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Post: #45
RE: T22P display backlight lights up every 2 mins
I think the only way to be sure Tim, is to try it on 1 handset and see if the redial and history bugs manifest themselves.

You could always downgrade your handsets to get rid of the 'flashing'.

Andy
07-02-2014 07:18 PM
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Nightmare000 Offline
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Post: #46
RE: T22P display backlight lights up every 2 mins
Hi guys,

I confirm the new firmware 7.72.0.61 solved the issue with the backlight turning on and off every 2 minutes.
I've downloaded the one provided by sdick3 on the top of the page 5.

As they said the next official release will be 7.73.0.0, should be coming soon.

Thanks again to Yealink support !

John
08-14-2014 04:22 AM
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CFortC Offline
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Post: #47
RE: T22P display backlight lights up every 2 mins
My T22P has been plagued with this issue - periodic lighting of the backlight - for over a year. Every few months or so I've updated the firmware in the hopes of a fix.

Finally! I just downloaded and installed v.7.73.0.40 and so far the backlight has not come on by itself!

Congratulations and thanks to Yealink for (eventually) fixing this.

(By the way, just watched the final episode of "The Fall" season 2 and in place of the usual Cisco desktop phones it looked like they had Yealinks. Nice product placement.)
01-22-2015 10:36 PM
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WoodyTX Offline
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Post: #48
RE: T22P display backlight lights up every 2 mins
I just upgraded the firmware on two T22P phones to v.7.73.0.40, and they are still flashing and making a sound like a quarter-second of dialtone, about every 2.5 minutes. I'm very new to IP telephony, and readily admit that it may be a setting on my part. All of my sessions are set to 300 seconds, IIRC.
02-18-2015 05:48 AM
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