[Nut-upsuser] Tripp Lite SMART1500LCD repeatedly disconnecting and reconnecting

[Marco Walther]

On 12/9/19 7:20 PM, Sam Varshavchik wrote:
> Layne Fowler writes:
>
>> On Mon, Dec 9, 2019 at 12:58 AM Marco Walther 
>> <<URL:mailto:marco at sonic.net>marco at sonic.net> wrote:
>>   > Lite information I can help with, let me know.
>>
>>    We had that discussion about the SMART1500LCDT  & USB a long time 
>> ago:-( I
>
> Ditto.
>
>>    bought mine in 2013 (still going strong on the second set of 
>> batteries)
>>    and in August 2016 we had some discussions about the USB disconnects.
>
> I junked mine. I couldn't get it to talk to nut, reliably. Dumb thing 
> kept disconnecting.
>
>>    I now use an USB hub which can turn it's ports off via software 
>> commands
>>    and when my Linux box (Odroid X2 - ARM) looses the connection, it
>>    basically cycles the USB port of the UPS and then it can connect 
>> again.
>
> At the time I also looked at a USB hub that can, somehow, be commanded 
> to bounce the ports under software control. I could not find anything, 
> at that time.

https://www.amazon.com/gp/product/B00007AKAZ was still somewhat more 
common in 2016.


the lines from my log for an automatic  reconnect attempt:

Dec  8 00:29:14 odroid-www usbhid-ups[2587]: libusb_get_interrupt: error 
sending control message: Broken pipe
Dec  8 00:29:16 odroid-www usbhid-ups[2587]: libusb_get_interrupt: error 
submitting URB: No such device
Dec  8 00:29:18 odroid-www upsd[2589]: Data for UPS [tripplite] is stale 
- check driver
Dec  8 00:29:22 odroid-www upsmon[2213]: Poll UPS 
[tripplite at 127.0.0.1:3493] failed - Data stale
Dec  8 00:29:22 odroid-www upsmon[2213]: Communications with UPS 
tripplite at 127.0.0.1:3493 lost
Dec  8 00:29:27 odroid-www upsmon[2213]: Poll UPS 
[tripplite at 127.0.0.1:3493] failed - Data stale
Dec  8 00:29:32 odroid-www upsmon[2213]: Poll UPS 
[tripplite at 127.0.0.1:3493] failed - Data stale
Dec  8 00:33:37 odroid-www upsmon[2213]: message repeated 49 times: [ 
Poll UPS [tripplite at 127.0.0.1:3493] failed - Data stale]
Dec  8 00:33:40 odroid-www logger: Triplite is not offline, trying to 
restart USB
Dec  8 00:33:42 odroid-www upsmon[2213]: Poll UPS 
[tripplite at 127.0.0.1:3493] failed - Data stale
Dec  8 00:33:47 odroid-www upsmon[2213]: Poll UPS 
[tripplite at 127.0.0.1:3493] failed - Data stale
Dec  8 00:33:49 odroid-www upsd[2589]: UPS [tripplite] data is no longer 
stale
Dec  8 00:33:52 odroid-www upsmon[2213]: Communications with UPS 
tripplite at 127.0.0.1:3493 established

-- Marco


>
> Life was too short. I ditched that UPS, just salvaged its batteries. 
> Its USB ports are defective.
>
>
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