We have more than 500 units.  I think we're just supposed to stock them and use 
as needed.

________________________________
From: AF <af-boun...@af.afmug.com> on behalf of Darin Steffl 
<darin.ste...@mnwifi.com>
Sent: Friday, December 13, 2024 2:50 PM
To: AnimalFarm Microwave Users Group <af@af.afmug.com>
Subject: Re: [AFMUG] Sizing DC Power Supplies

I'm glad they acknowledged the issue so quickly and are sending replacements. I 
cringe at the possibility of sending techs to 500 customers just to swap a 
power supply though. You could ask the customer to come into the office to swap 
but they'll view that as a hassle and want you to schedule a tech. The upside 
is it's a 5 minute job.

You could wait until a customer reports the issue but we all know that many 
customers won't report it. They'll just suffer in silence and assume you suck 
with dropouts due to reboots. Then they'll cancel for another provider. So you 
almost have to be proactive to swap out all the power supplies to get ahead of 
the issue and keep customers from noticing the problem.

Send us a picture of the spec label of the new ones to see how it compares to 
the old ones.

On Fri, Dec 13, 2024 at 3:41 PM Ken Hohhof 
<khoh...@kwom.com<mailto:khoh...@kwom.com>> wrote:

Well, that kinda sucks.  I hope the good and bad ones are easily identifiable, 
otherwise you may need to come up with a way to mark them so customers can 
tell.  Like a big green sticky dot or something.



From: AF <af-boun...@af.afmug.com<mailto:af-boun...@af.afmug.com>> On Behalf Of 
Adam Moffett
Sent: Friday, December 13, 2024 7:55 AM
To: AnimalFarm Microwave Users Group <af@af.afmug.com<mailto:af@af.afmug.com>>
Subject: Re: [AFMUG] Sizing DC Power Supplies



In case anyone was curious, Nokia says there was a known issue with power 
supplies manufactured before Sep 2023 for ONT models XS-2426X-A, XS-2426G-B, 
and G-2426G-B.



They're sending us 500 replacements.  I just wish they had notified us about it 
ahead of time.



-Adam





________________________________

From: AF <af-boun...@af.afmug.com<mailto:af-boun...@af.afmug.com>> on behalf of 
Darin Steffl <darin.ste...@mnwifi.com<mailto:darin.ste...@mnwifi.com>>
Sent: Wednesday, December 11, 2024 5:24 PM
To: AnimalFarm Microwave Users Group <af@af.afmug.com<mailto:af@af.afmug.com>>
Subject: Re: [AFMUG] Sizing DC Power Supplies



You're probably right about this. It seems the power supply should supply at 
least 2.2 to 2.5A to be safe near maximum power listed in the specs. I'd reach 
out to support at Nokia about this too. I'm no expert on this topic though so 
just guessing.



On Wed, Dec 11, 2024, 7:10 PM Adam Moffett 
<dmmoff...@gmail.com<mailto:dmmoff...@gmail.com>> wrote:

So riddle me this:



Let's say you have this 12V device which needs a maximum of 24.3 Watts.

[cid:ii_193c18f451d4cff311]



What amperage of 12V switching power supply would you spec for this device?   
Personally, I'd go for around 2.5 - 3.0 Amps so I have a safety margin.





Nokia supplies a 12V 2.0 Amp.

[cid:ii_193c18f451d5b16b22]



So 24VA to supply up to 24.3W.  If those numbers are real, then isn't that 
undersized to start with?



I would never have looked except that we have 3 of these on the same street all 
rebooting every few minutes, and they all started doing it at the same time 
this morning.  It so happens they're all getting electric service off the same 
transformer, so I'm imagining there's low voltage or some other condition 
making the DC power supply a little less efficient and now it ain't got the 
juice to keep the device running.  In which case someone at Nokia is an idiot.  
Please tell me if I'm the crazy one here.



-Adam



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