Brocade DCX 8510-4 Backbone Hardware Reference Manual - Manual (Page 78)

Core switch blade (CR16-4) removal and replacement
This section describes how to remove and replace a core switch blade (CR16-4). The Brocade DCX
8510-4 has two core switch blades: one in slot 3 and one in slot 6.
Time and items required
The replacement procedure for the core switch blade takes approximately 30 minutes. The following
items are required for the core switch blade replacement:
• Electrostatic discharge (ESD)) grounding strap
• #2 Phillips screwdriver
• Replacement core switch blade
Faulty core switch blade indicators
Confirm that you need to replace the core switch blade before continuing. The following events may
indicate that a core switch blade is faulty:
• The status LED on the core switch blade is lit steady amber, or the power LED is not lit.
• The slotShow command does not show that the core switch blade is enabled.
• The haShow command indicates an error.
• Any of the following messages display in the error log:
‐ "Slot unknown" message relating to a core switch slot
‐ Core switch blade errors or I2C timeouts
‐ FRU: FRU_FAULTY messages for a core switch 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 core switch blade
‐ Function fail messages for the core switch master
For more information about error messages, refer to the Fabric OS Message Reference.
Removing a core switch blade (CR16-4)
Follow electrostatic discharge (ESD) precautions when removing a blade. Wear a wrist grounding
strap connected to chassis ground (if the Brocade DCX 8510-4 is plugged in) or a bench ground.
DANGER
For safety reasons, the ESD wrist strap should contain a series 1 megaohm resistor.
NOTE
The CR16-4 blade is compatible only with the Brocade DCX 8510-4.
NOTE
The Brocade DCX 8510-4 continues to operate while a core switch blade is being replaced.
Core switch blade (CR16-4) removal and replacement
78 Brocade DCX 8510-4 Backbone Hardware Reference Manual
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