ITech IT-M3900B Series User Manual page 55

•
Check that whether the baud rate of the computer and instrument are the
same;
•
Make sure the correct cable and adapter are connected. Note that internal
wiring may not be correct even if the cable has a suitable plug;
•
The cable must be connected to the correct serial ports (COM1, COM2, etc)
of PC.
Copyright © Itech Electronic Co., Ltd.
Inspection and Installation
43