Skip to content

Troubleshooting Cell Hub

Install SIM

Here are the steps to install SIM 1. unplug the 3G Card 2. open the shield : slide it up through the antenna with the thumb then pull up to leave it 3. introduce SIM in the right position Sim card

  1. pull down and slide down to lock Sim card installed

Typical startup

Switch on the hub, you should see : At startup after switching on you should see - Led D1 (orange) blinking several times - Led PWR1 (green) on - Led STAT (yellow) on - then after a while, when it has established connectionto the network => all leds off

Note that for every time you’ll go with the Cell app to Configure > Diagnostics > Cell network you should see the PWR1 green led lighting on

Start1 Start2 Start3 Start4 Start5

Cell network connection

It can happen that your hub finds out 3G network but it is not able to acquire cervice. Acquiring cellular service

To find out what is wrong first of all check your APN code

Check you have the right APN

Every SIM provider has its own APN (Access Point Name) it can be hologram, matooma.m2m, etc... Go to Configure > Diagnostics > Cell network > Custom APN

APN

APN

Check modem communication and trace

Just after switching on the hub, go quick to Configure > Diagnostics > Modem communication There you can follow the connection process. Let it run until it stops and then copy this output and send it to support

This is a typical startup trace :

AT
+UMWI: 0,1
+UMWI: 0,2
+UMWI: 0,3
+UMWI: 0,4
AT
OK
AT+UGPIOC=23,0,1
AT+UGPIOC=23,0,1
OK
AT&F0
AT&F0
OK
ATE0
ATE0
OK
AT&K3
OK
AT+CSQ
+CSQ: 14,1
AT+UPSD=0,1,"hologram0,1,""
OK
AT+UPSDA=0,3
OK
AT+ctzu=1
OK
AT+UPSND=0,0
+UPSND: 0,0,"10.59.51.129"
OK
OK
beekeeping_BaseURL?250043A5001045050043A0104000001000140000000000999999999999999.","r.txt"
OK
+UUHTTPCR: 0,1,1
AT+URDFILE="r.txt"
+URDBLOCK: "r.txt",50,"HTTP/1.0 200 OK
Content-Type: application/vnd.api"
OK
no more
AT+URDFILE="r.txt"
+URDBLOCK: "r.txt",50,".cellresponsewrappermedia+json
X-Appengine-Log-Fl"
OK
no more
AT+URDFILE="r.txt"
+URDBLOCK: "r.txt",50,"ush-Count: 0
X-Cloud-Trace-Context: b54c6eae28321"
OK
no more
AT+URDFILE="r.txt"
+URDBLOCK: "r.txt",50,"ff97d2787042a9e8a98
Date: Sun, 20 Sep 2020 15:48:"
OK
no more
AT+URDFILE="r.txt"
+URDBLOCK: "r.txt",50,"01 GMT
Server: Google Frontend
Content-Length: 4"
OK
no more
AT+URDFILE="r.txt"
+URDBLOCK: "r.txt",47,"2
{"code":"200","t":"[1600616881s2881h15]"}
"
OK

Typical trace with a wrong APN

left is wrong APN, right is OK Wrong APN trace