Introduction
This article explains how to install a SIM card on a SchoolCash POS device and confirm its connectivity. Follow the steps below to properly insert the SIM card and configure the device settings.
Note: Screenshots may not represent your exact device. Please read the following instructions carefully.
- Power off the terminal.
- Unlock and remove the back cover.
- Remove the battery.
- Insert the SIM card into the slot labeled SIM1 with the gold connectors face-down and with the cut corner facing the bottom left side (see the graphic on the terminal).
- Replace the battery.
- Replace and lock the back cover.
- Power on the terminal.
- From the main Android screen, tap the Settings icon (gear).
- Tap the Password field to access the on-screen keypad
- Enter the password: pax9876@@.
- Tap the green checkmark.
- Select OK.
- If Wi-Fi is ON, toggle it OFF to prioritize mobile data.
- Tap Data usage.
- Ensure Mobile Data is toggled ON.
- If the merchant cannot see the Mobile Data toggle, tap the back arrow and tap SIM Card.
- If SIM 1 is greyed out and displays SIM empty, reinstall the SIM card.
- At the top of the screen, tap the Back arrow to return to Network and Internet Settings.
- Tap Mobile Networks. If the option is greyed out, follow Install or remove SIM Card.
- Tap Advanced.
- Ensure the toggles are on for Mobile Data, Roaming, Mobile Data Always Online, VoLTE, and automatically select Network. Preferred Network type should be set to 4G/3G/2G auto.
- Scroll down and tap Access Point Names.
- Tap on the three dots.
- Select Reset to default. 
- Select OK on the confirmation pop-up.
- Tap the plus symbol to add a new APN.
- Tap Name and enter the APN name.
- Bell
- Telnyx
- TNS
- Tap APN and enter the APN address.
- Bell-mnet.bell.ca.ioe, then tap OK
- Telnyx-data00.telnyx, then tap OK
- TNS-synapse.tnsi.com, then tap OK
- Tap the three dots
- Select Save.
- Tap the circle icon at the bottom of the screen to return to the main screen.
- Confirm connectivity and perform a test transaction to ensure the terminal is working.