User's Manual
    47 
  Chapter 3 System Menu
Warning!  The contents of the data memory (SRAM) will be wiped out after test. 
3.3.6 ECHO TEST 
After a physical connection is established properly, run a test utility on your computer 
and start the test on your mobile computer. Select a desired baud rate if necessary.  
  To stop and exit the test, press [ESC]. 
Interface 
Description  Test Utility 
RS-232  This echo test is to verify connectivity via the RS-232 cable 
between the mobile computer and a host computer. 
EchoTest.exe 
308 USB  This echo test is to verify the connectivity via the 308 USB 
cable between the mobile computer and a host computer. 
EchoTest.exe 
USB  This echo test is to verify connectivity via the USB cable 
between the mobile computer and a host computer. 
  USB VCOM Echo — 
T
he mobile computer works as a 
generic USB device. 
EchoTest.exe for 
Virtual COM 
  USB HID — The mobile computer works as an input 
device; select keyboard type and Caps Lock status for 
running a test. 
Any text editor for 
HID 
  USB VCOM_CDC Echo — 
T
he mobile computer works as 
a generic USB device. 
EchoTest.exe for 
Virtual COM 
3.3.7 VIBRATOR 
Select this item to test the vibrator. 
  To stop and exit the test, press [ESC]. 
3.3.8 RFID 
Select this item to test the RFID Reader. 
  Press [ESC] to exit. 
3.3.9 GPS 
Select this item to test the GPS receiver of the device. 
Interface 
Description 
Latitude  Displays the latitude where the device is located. 
Longit.  Displays the longitude where the device is located. 
Speed  Displays the moving speed in kilometers per hour. 
Altitude  Displays the altitude in meters. 










