st-907 device responds only with "000" to sms

MGXa year ago

I bought a (cheap!) device to test with traccar before scaling, and I'm having a problem where now all I can get from the device is 000 response via. sms. it seems to have failed from this point onwards ...

MO	sending	2023-10-26 11:20:00 UTC		882285103ZZZZZZ	 000
MT		2023-10-26 11:19:00 UTC	2023-10-26 11:19:00 UTC	07769ZZZZZZ	 status123456
MO	sending	2023-10-26 11:19:00 UTC		882285103ZZZZZZ	SMS, CONFIG OK
MT		2023-10-26 11:19:00 UTC	2023-10-26 11:19:00 UTC	07769ZZZZZZ	sms123456 
MO	sending	2023-10-26 11:15:00 UTC		882285103ZZZZZZ	t:0,lowPwr:0(1.1v),Bat:74%
MO	sending	2023-10-26 11:15:00 UTC		882285103ZZZZZZ	,240,Vib:0,Gsm:88%,accDet:1,Acc:0,0,Kc:1,Jt:1,SQSZ:0,cutPwr:1,lowBa
MO	sending	2023-10-26 11:14:00 UTC		882285103ZZZZZZ	t.1nce.net,IP:120.76.241.191:120.76.241.1,Sos:,Tz:2,2,Itv:60,Ht:120
MO	sending	2023-10-26 11:14:00 UTC		882285103ZZZZZZ	Ver:H325L_V1.0.02c,Imei:863586064ZZZZZZ,Imsi:901405103ZZZZZZ,Apn:io
MT		2023-10-26 11:14:00 UTC	2023-10-26 11:14:00 UTC	07769ZZZZZZ	check123456

its still responsive and still seems to still be sending data. I think I am going to bin it and try another model ...
i can't even find where to hardware reset it on the board

MGXa year ago

don't worry. i am binning it