Chapter 5: Frequently Used Settings
5.7 COM Port Definition
M101B tablet computer uses Hottab utility for built-in peripherals control. All the COM port
numbers have been defined in the OS image coming with the package.
RS232 of Expansion Port (optional)
RS232 at Docking (optional)
Barcode Reader (optional)
For some special applications, user might re-install OS and lose the COM port settings. To make
sure the features works properly with Hottab utility, please follow the procedure below to re-define
the COM port numbers:
1. Go to "Device Manager", right click on the COM number need to be changed, and tap on
"Properties" to open the setting page.