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TR30-G USERS MANUAL EM-8631-G Rev.16
7.2.7 Internet
Problem faced
Checks to be done
Method of handling
Unable to connect to the
Internet (provider).
Does the information used to
connect to the provider match the
setting in the router (User name,
password, etc.)?
Check the setting of the router related to the
provider. (Please see the provider information
and the User Manual of the router)
If a mobile router is being used, is
the signal weak?
Check the signal strength.
Have the IP address and default
gateway of the TR30 been correctly
set?
Check the IP address and default gateway set-
ting for the TR30.
➔
Unable to display the Web
server screen via the Inter-
net.
Is the URL correct?
Check the fixed IP address or domain name of
the WAN as per the agreement with the provider.
(Please see the contents of the agreement with
the provider)
If the IP address of the TR30 is
manually set, is the port open?
Set the IP address and port address of the
TR30 (Initial setting: 80) manually in the NAT
setting of the router.
(Please see the User Manual of the router)
If the IP address of the TR30 is set
as [Automatic setting (DHCP)], has
the IP address been assigned by
the router?
Obtain the IP address from the router and set
the IP address and port address (Initial setting:
80) from the NAT setting manually. (Please see
the User Manual of the router)
7.2.8 Error display lamp
Problem faced
Checks to be done
Method of handling
An [Error display] mark is
displayed on the menu bar.
Has an R30 I/O module been
installed?
If “module” has been specified in the CH setting
for the TRGCFG [Input/Output] - [Analog input
(AI)], [Discrete input (DI)], [pulse input (PI)] and
[Discrete output (DO)], check if an I/O module
has been installed in the specified slot.
Are you able to communicate with
the Modbus slave device?
If “Modbus/TCP” has been specified in the CH
setting for the TRGCFG [Input/Output] - [Analog
input (AI)], [Discrete input (DI)], [pulse input (PI)]
and [Discrete output (DO)], check if the specified
[Modbus/TCP slave No.] and the [Modbus/TCP
register address] are matching.
If the setting are matching, but you are unable to
communicate with the slave, please see [7.2.10
Modbus/TCP (Master)].
Can the SD card be accessed from
the Web server screen?
Check if it can be accessed.
➔
If it cannot be accessed, the SD card may be
corrupted. Please arrange for a new SD card
and replace it.
Can the internal memory be
accessed from the Web server
screen?
Check if it can be accessed.
➔
If it cannot be accessed, the internal memory
may be corrupted. You need to return the TR30
so that it can be repaired.