Yokogawa PC-Based MX100 User Manual
Page 62
IM MW180-01E
5-2
The MX100 cannot be detected from the PC or cannot be detected with the Search button.
Probable Cause
Corrective Action/Description
Reference Page
The LINK LED does not turn ON.
Replace the Ethernet cable.
*
The cable is broken.
The LINK LED does not turn ON.
Check the hub’s power supply. If it still does not work,
*
There is a problem with the hub.
replace the hub and check the hub’s operation.
The LINK LED does not turn ON.
Check whether the PC can connect to the network.
*
There is a problem with the PC.
Replace the PC’s NIC.
The ACT LED does not turn ON.
Check the hub’s power supply. If it still does not work,
*
There is a problem in the connection
replace the hub and check the hub’s operation.
between the hub and the MW100.
The ACT LED does not turn ON.
Check whether the PC can connect to the network.
*
There is a problem with the PC.
Replace the PC’s NIC.
There is a problem in the network
Check that the IP address, subnet mask, and default
2-3
configuration.
gateway settings of the PC correspond to the MW100
The settings are not correct.
settings.
There is a problem in the network
Turn OFF the power to the PC and the MW100, and carry 2-3
configuration.
out reconnection.
The setting changes have not taken effect.
PC and the MW100 are not in the same
Connect the PC and the MW100 in the same network
2-3
segment.
segment.
If the PC and the MW100 are connected as shown in the
following figure, the Search button cannot be used to
detect the MW100. However, you can make a connection
manually by specifying the IP address.
MW
PC
Router
Network A
Network B
When using Windows XP, Windows Vista, or Windows 7, 2-3, App-1
check the firewall function.
* See the MW100 Data Acquisition Unit User’s Manual (IM MW100-01E).
The MW100 is detected by clicking the Search button, but connection cannot be made from the browser.
Probable Cause
Corrective Action/Description
Reference Page
The IP address is set to the default value.
The default value cannot be used to make the
connection.
Enter the correct IP address.
2-3
There is a problem in the network configuration.
Check that the IP address, subnet mask, and default
gateway settings of the PC and the MW100 settings are
correct.
2-3
The PC software, main module style number, and
release number rule is not upheld.
Check the PC software release number and main
module style number before upgrading the version.
[PC software release no.] ≥ [main module style no.]
**
** See the MW100 Data Acquisition Unit Operation Guide (IM MW100-02E).
The Calibrator cannot connect to the MW100.
Probable Cause
Corrective Action/Description
Reference Page
Attempting to make multiple connections.
Exit all other software programs.
-
The main module and input/output module style
number rule is not upheld.
Check the release number of the PC software and the
main module style number, then upgrade the version.
[PC software release no.] ≥ [main module style no.] ≥
[input/output module style no.]
**
**
See the MW100 Data Acquisition Unit Operation Guide (IM MW100-02E).
5.1 Troubleshooting