Appendix c.4 troubleshooting the vib, Appendix c.4.3 inputs not recognized, Appendix c.4.4 outputs not asserted – Emerson Series 600T User Manual
Page 124: Appendix c.4, Troubleshooting the vib, Appendix c.4.1, Uib state not displayed on the front panel, Appendix c.4.2, Vib in “disabled” or “not available” state, Appendix c.4.3
Versatile Interface Board
112
Appendix C.4 Troubleshooting the VIB
Appendix C.4.1 UIB State Not Displayed on the Front Panel
• Check that no other faults are present on the display panel.
• Call Liebert for instructions on how to enable the VIB functionality.
Appendix C.4.2 VIB in “Disabled” or “Not Available” State
• Attempt to enable the VIB by pressing F6 (Setup Parameters), then F3 (UIB Enable).
• Verify that the cable to the VIB is plugged in properly.
• Verify power is present on the Auxiliary I/O board. This is indicated by illumination of LED
“LD2”.
• Verify power is provided to the UIB. This is indicated by illumination of “LD1” on the Auxiliary
I/O board and “LD21Pentagon on the UIB. Note that “LD2”on the Auxiliary I/O board will be illu-
minated only if the UIB is connected.
• Check the continuity of the cable from pin to pin.
Appendix C.4.3 Inputs Not Recognized
• Verify power is present at the VIB.
• Verify the VIB is enabled on the display panel.
• Verify that the proper voltage is being supplied to the input.
• Verify that the LED indicator corresponding to the input illuminates when the input signal is
applied.
Appendix C.4.4 Outputs Not Asserted
• Verify power is present at the VIB.
• Verify the VIB is enabled on the display panel.
• Verify that the LED indicator corresponding to the output illuminates when the output is
asserted.