101-001 (iTDC), 101-002 (EIO88), 101-145 (iTDCSR) -25- Users Manual
IDTeck – iTDC 2~4 DOOR ACCESS CONTROLLER
6. COMMUNICATIONS
6.1 Communication Port Test (Loop Test)
This is Loop test for communication test of [SETUP F4] (self-diagnosis functions).
You can check for communication state between iTDC and Cable.
6.1.1 RS232 Port Test
6.1.2 RS422 Port Test
Figure: Jumper switch location and Jumper switch setting for RS_422 communication test
COMM test pass!!
TX data = 0
COMM TEST
☞
. Before this communication test,
Connect the RS232-RX and RS232-TX wires together.
☞
. This test is a loop test and iTDC sends a character to TX port and
check whether the RX port receive the character or not. If you
have an error, please contact our service facility.
☞
. After the test is done, LCD will display “COMM test pass!!”.
Press any key to return to the set-up menu.
COMM TEST
☞
. Before this communication test,
Connect the Rx (-) and TX (-), Rx (+) and TX (+) wires.
Note!!
In case of RS-422 test, JP3, 4 disconnection and JP5, 6 short
After the test is done, short pin1, 2(or 2,3) of the JP3, 4.