

There is more than one way to wire up a loopback plug - but this is the most common.
#Loopback cable tool serial#
The loopback plug connects serial inputs to serial outputs so that the port may be tested.
#Loopback cable tool how to#

How to install TIS2000 for GM Tech 2 scanner Install BMW INPA on WinXP Win7 Win8 Win10įree Download BMW E-sys V3.22.5 v3.2.61 v3.2.71įree ECM Titanium 1.61 with 26000 drivers How to Install Toyota TIS Techstream 14.10.028 If RS232 cable passes self test, the commutation between Tech2 scanner and PC is well built. Select F4:Tool Optionsįailure to follow these instructions may invalidate the self testħ. Connect RS232 cable with Tech II scanner main unit.Ģ. Tech2 DB9-JR45 RS232 cable adapter pinoutġ. GM Tech2 gm diagnostic scanner comes with several connectors, including a RS232 cable and RS232-DB9 adapter (mark red circle below)ġ) Follow the cable pinout to connect the cable correctly These environments also have a much more frequent need of a loopback cable. Loopback plugs are mostly required in laboratories or manufacturing industries to troubleshoot larger and more complicated devices. If you cannot get the Tech 2 scan tool connect to PC or fail to communication well, the best way is to connect the RS232-DB9 adapter correctly and then run a RS232 self test. The network loopback plug is a troubleshooting device used to troubleshoot any network errors due to physical problems in the network ports. If you need to run TIS2000 software on PC, you have to connect GM Tech2 scanner using the RS232 cable with the DB9 Adapter to a serial COM Port at the PC.
