Data Collection Module

Appendix B.4 DCM Troubleshooting

Appendix B.4.1 DCM Troubleshooting Principles

There are few circumstances in which the Liebert FS might operate in an unexpected manner. This section explains a few of these circumstances and offers some solutions to such issues.

Table 33 Troubleshooting

What You See…

What It Means…

What To Do…

 

 

 

A gray windows appears in the Web

The HTML page is not

Ensure that the correct IP address is

entered and or check with IT

browser when connecting to the DCM

loading properly

administrator

 

 

 

 

 

Cannot connect to specified address

The DCM is not online or

Verify that the Ethernet cable is

connect to the network

securely connected to the DCM

 

Appendix B.4.2 Resetting the DCM

If the DCM requires rebooting, use a small object, such as a paperclip, to press the reset button, shown in Figure 115. The reset button is marked RST. It is adjacent to the RS-232 COM2 Port. The DCM will emit a series of beeps if the DCM is reset. Allow a minimum of 90 seconds for a complete reboot before attempting to connect to the DCM.

Figure 115 Data Collection Module reset button

Reset Button

106

DISCONTINUED

 

PRODUCT

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Emerson 540VDC manual Appendix B.4 DCM Troubleshooting, Appendix B.4.1 DCM Troubleshooting Principles