Troubleshooting Shelves
LED
Names
LED
Colors
Potential Cause Solution for Troubleshooting
Major Off Communication is broken
(FCU—SCU or SCU—NCU)
or
Shelf is not the master/main
shelf.
Check if a firmware mismatch is displayed in the
management and update the firmware if available.
• If no firmware mismatch is displayed in the
management, a hardware mismatch of the fan
unit or SCU has occurred. First have Service
Personnel replace the fan unit and if the LED is
off, replace the SCU.
• If the LED is still off, verify that the shelf is the
master or main shelf.
• If the LED is still off, have Service Personnel
replace the fan unit and SCU.
Red A major error is detected as
highest severity in the NE.
At least one of the modules
has a critical error.
Check the status of the modules in the fault
management table.
Minor Off Communication is broken
(FCU—SCU or SCU—NCU)
or
Shelf is not the master/main
shelf.
Check if a firmware mismatch is displayed in the
management and update the firmware if available.
• If no firmware mismatch is displayed in the
management, a hardware mismatch of the fan
unit or SCU has occurred. First have Service
Personnel replace the fan unit and if the LED is
off replace the SCU.
• If the LED is still off, verify that the shelf is the
master or main shelf.
• If the LED is still off, have Service Personnel
replace the fan unit and SCU.
Yellow A minor error is detected as
highest severity in the NE.
At least one of the modules
has a critical error.
Check the status of the modules in the fault
management table.
Table 11: SH7HU(-R) Network Element Status LEDs
80 FSP 3000R7 Maintenance and Troubleshooting Manual - Product Release 16.2 - Document Issue A
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