Troubleshoot Mister Tablet barcode scanner

Outline the process to setup and troubleshoot the barcode scanner on the Mister Tablets.

Setup

Potential Errors or Symptoms

Troubleshooting Process

Open Device Manager.
Select Ports (COM & LPT).
If “USB Serial Device (COM#)” is already listed and the COM Port number is 1, follow the steps below to reassign it to any number other than 1.
- Right-click on the “USB Serial Device (COM#)” listed above and select Properties.
- Select the Port Settings tab and click Advanced.
- Locate the COM Port Number dropdown menu and select any number other than 1 from the list of available COM port numbers.
- Click OK to apply the changes.
Restart the tablet for the changes to take effect.
After the tablet has restarted
Open Logicwash and test the barcode scanner.

Additional Troubleshooting:

If the barcode does not scan, follow the steps:
- NOTE: This will program the T1190 function key assignment so both F1 and F2 buttons (pictured) can work for the barcode scanner.
Restart the tablet
During boot, navigate into the BIOS by clicking DEL on the Mister Tablet keyboard
Select the Advanced tab by clicking the right arrow on the keyboard once.
Find User Defined Key F2
Press Enter.
Highlight Barcode Scanner is selected
Press Enter.
Navigate to the Save & Exit tab
- Using the keyboard arrow keys
Select Save Changes and Reset.
Press Enter to select Yes.
The tablet will restart
Test all functionality

Revised Date Revised By Revisions 11/18/2024 Mikayla Chin Created Document 3/14/2025 Andrew Poskey Updated title and content formatting