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Removal and replacement of the control processor
blade (CP8)
This section describes how to remove and replace a control processor (CP8) blade. Each Brocade DCX has two CP8 blades located in
slot 6 and slot 7.
NOTE
If the new CP blade does not have the same firmware as the active CP blade, the new blade must be upgraded to the same
firmware version. Refer to the Brocade Fabric OS Administration Guide for information.
Time and items required
The replacement procedure for the CP blade takes approximately 30 minutes. The following items are required for the CP blade
replacement:
•
ESD grounding strap
•
Workstation computer
•
Serial cable
•
IP address of an FTP server for backing up the Brocade DCX configuration
•
#2 Phillips screwdriver
•
Replacement Brocade DCX CP blade (CP8)
Verifying the necessity of replacement
Confirm that you need to replace the CP blade. The following events might indicate that a CP blade is faulty:
•
The status LED on the CP blade is lit amber, or the power LED is not lit.
•
The CP blade does not respond to Fabric OS commands, or the serial console is not available.
•
The slotShow command does not show that the CP blade is enabled.
•
The haShow command indicates an error.
•
The clock is inaccurate, or the CP blade does not boot up or shut down normally.
•
Any of the following messages display in the error log:
–
"Slot unknown" message relating to a CP slot
–
CP blade errors or I2C timeouts
–
FRU: FRU_FAULTY messages for a CP blade
–
Configuration loader messages or "Sys PCI config" messages
–
Generic system driver messages ("FABSYS")
–
Platform system driver messages ("Platform")
–
EM messages that indicate a problem with a CP blade
–
Function fail messages for the CP master
For more information about error messages, refer to the Brocade Fabric OS Message Reference.
Brocade DCX Backbone Hardware Installation Guide
53-1000685-24
Removal and replacement of the control processor blade (CP8)
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Troubleshooting
