![background image](http://html1.mh-extra.com/html/m-system/wl40ew2kr/wl40ew2kr_user-manual_3108312024.webp)
P. 24 / 68
920MHz Band Wireless Device (Korea) USERS MANUAL EM-9121 Rev. 1
5.3.1 ENVIRONMENT SETUP
This section explains items to be set from “Environment setup” on the main screen of the maintenance console.
Before setting, make sure that the power of the wireless device is turned on and the device is correctly connected to the PC with the
maintenance console via a mini USB cable.
5.3.1.1 COM PORT
Set a COM port through which the maintenance console communicates with the wireless device.
1) Click the pull-down button in the “COM port” column to show the COM port list.
Figure 5.19 COM port setting
2) Select the COM port confirmed in step 16) in “5.2.2. INSTALLING USB DRIVER,” and click [Set].
Figure 5.20 COM port setting
3) A message box appears if the COM port has been changed correctly.
Click [OK].