Display Test - Automation Direct C-more EA1-T4CL Hardware User Manual

Chapter 5: System Setup Screens
Test Menu – Serial Port - Loop Back Test
TEST MENU
1 Serial Port Loop Back
2 PLC Enquiry Test
3 Buzzer Test
4 Touch Panel Test

5 Display Test

5
RS-232 Loop-back Connector
User Constructed
2
TXD
3
RXD
7
CTS
8
RTS
Wiring Diagram
RS-422/485 Loop-back Connector
User Constructed
7
CTS
8
RTS
9
RXD+
11
TXD+
10
RXD
12
TXD
Wiring Diagram
5–14
With Serial Port -
Loop Back Test
highlighted, press
BAK
ENT [F5] to bring up
the screen shown to
UP
the right. At this
point, either connect
DWN
ENT the RS-232 loop back
ENT
connector or the
RS-422/485 loop
backconnector,
depending on which
type of
communications
connection is being
15-pin D-sub
used, and press ENT
(male)
[F5] to start the test.
15
If the test is passing,
the Receive Counts
will equal the Bytes
Sent. If the serial port
1
is not working, then
the Error Counts will
equal the Bytes Sent.
The RTS/CTS signals
will also show either
pass or fail as shown
15-pin D-sub
to the right. The test
(male)
will continue until
15
the BAK [F1] key is
pressed.
1
® EA1-TCL-M Hardware User Manual, 2nd Ed., 10/10
BAK
TEST MENU
1 Serial Port Loop Back
2
Use Loop Back
3
UP
Connector and
4
Press ENT
5
DWN
ENT
ENT
BAK
LOOP BACK TEST
Serial Port
Bytes Sent 124
Rcv Counts 124
UP
Err Counts 0
RTS/CTS pass
DWN
ESC
ENT
BAK
LOOP BACK TEST
Serial Port
Bytes Sent 124
Rcv Counts 0
UP
Err Counts 124
RTS/CTS fail
DWN
ESC
ENT