6. Maintenance System Manual
Page 2-92 8/09 76.7300FP11/2, Rev A
Replace Modules
6.010 This section describes the steps to replace Tellabs 7300 NE modules. Use
this procedure to replace faulted or non-faulted modules. You must complete the
Module Replacement Pre-Checklist, page 2-92 before replacing any module.
6.011 If you are not replacing the removed module with another module, you
must install an appropriate filler panel to maintain proper cooling and airflow
through the shelf.
6.12 This section covers the following topics:
• Module Replacement Pre-Checklist, page 2-92
• Replacing a CMCC Module (Tellabs 7345 Switch only), page 2-93
• Replacing a PSU Module, page 2-95
• Replacing a 10G Switch Module (Tellabs 7345 Switch only),
page 2-98
• Replacing a Fan Tray (Tellabs 7345 Switch only), page 2-100
• Managing Fan Filter Maintenance (Tellabs 7345 Switch only),
page 2-101
Module Replacement Pre-Checklist
6.13 Check system and equipment status by performing the following steps:
__ 1. Verify that all replacement modules meet the current minimum revision
levels.
__ 2. Obtain and install a static-preventive wriststrap in the shelf housing the
module you are replacing, or follow site-specific static-sensitive
procedures.
__ 3. Obtain static sensitive protective bags for module storage.
__ 4. Obtain cable labeling materials for all Tellabs 7300 NE cabling.
__ 5. Refer to the Tellabs 7300 Software Release Document and confirm
that you have the applicable replacement modules and SFPs/XFPs:
• Fan Tray with filter
• 10G Switch module
• CMCC module
• PSU module (1 or 2)
•SFPs/XFPs
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