ISSUE

  • Tablet device cannot connect to the mobile network


APPLIES TO

All Point Mobile Tablet devices

Troubleshooting Steps


CauseSolution
1No SIM card inserted or
improper card placement

Insert SIM card again

Remove and reinstall the SD card properly referring to the user manual.

2SIM card registration issue

Reboot the device

Press and hold the power button, and tap Power > Restart to reboot the device.

3Improper APN setting

Check APN setting

  1. Go to Settings > Network & internet > Mobile network.
  2. Tap Advanced to expand more settings.
  3. Select APN.
  4. Check if the APN information is correct as the info provided by the carrier.
    If not, add the APN by + on the top of the screen
4Weak network signal field area

Check signal strength

Check if you are in weak network signal field area. To check the signal strength,

  1. Check if you are in weak network signal field area. To check the signal strength,

    1. Enable the Phone app and launch it.
    2. Go to Settings > About phone.
    3. Tap Build number 7 times.
    4. Go to Settings > System > Developer options.
    5. Select More.
    6. Turn on the Toggle Dialer switch.
  2. Open dialer.
  3. Enter *#*#3646633#*#*
  4. Find and tap the MDML EM Components under the Telephony
  5. Tap the SIM information.
  6. Select FT Network Info (non-5G) among the list.
  7. Tap  > Check Information.
  8. Check the RSRP, RSRQ value

If the RSRP is under -100dBm and RSRQ is under -13dBm, you can tell that you are in weak signal area. Move to other space with good signal

5Temporary network connection issue

Turn off and on the mobile network

You can turn on and off the mobile data in Quick setting panel.

  1. Swipe down the screen to open the notification panel.
  2. Select Internet.
  3. Turn off the mobile data switch with the carrier name.
  4. Turn it on again
6Repair or analysis required

Contact local reseller

If you cannot solve the problem with above steps, contact your local reseller to proceed repair or analyze the issue.


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