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If the dialog box mentioned right is displayed after selecting
connecting target confirmation or during CPU communication
check, confirm the following.
• No misconnection with CPU
(
• GOT1000 Series Connection Manual
for GT Works3 and a controller used
(1.5 Verifying GOT recognizes controllers)
• GOT1000 Series Connection Manual
for GT Designer2/GT Works2
(3.3.6 Verifying GOT recognizes controllers))
• No missettings of parameter
(
3.2 Communication Detail Setting)
• No hardware error.
(
(Hardware) 10. TROUBLESHOOTING)
If touch [OK] button in the dialog box After confirming the result, returns to [I/O check].
(2) Self-loopback
If touch [Self], the hardware check of RS-232 interface is carried out.
1.
For preparation for the self-loopback communication
check, insert the connector for self-loopback check
(Customer purchased) shown in the diagram right in the
RS-232 interface.
For this connector, short 2 and 3 pins, 7 and 8 pins and 4
and 6 pins, respectively.
In the communication setting of the GOT utility, set the
channel number for the RS-232 interface to 0 ([None]).
2.
After selecting [Self], the transferred data and received
data are verified through the self-loopback connector.
When the GOT cannot receive the data during the data
transmission, the dialog box shown right appears and the
GOT restarts in five seconds.
When the dialog box shown right appears, check the
following.
• Check if the pins of the connector for self-loopback
check are incorrectly shorted.
• Check if the channel number for the RS-232 interface is
set to 0 ([None]) in the communication setting of the
GOT utility.
(
3.1.3 Communication setting contents)
• Check if the hardware has no problems.
(
(Hardware) 10. TROUBLESHOOTING)
Display unit (rear face)
RS-232 interface
5.1 Diagnostic Functions
1
2
3
4
5
6
7
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