188 Chapter 6
Replacement Procedure
Front USB PCA Board Replacement
Front USB PCA Board Replacement
Tools Required
• TORX screwdriver, T10, T15, and T20
• Open-end torque wrench, 5/16 inch (set to 1.02 N-m / 9.0 lb-in) (for reconnecting SMA
connector)
• Flat edge screwdriver
Removal Procedure
Refer to Figure 6-28 for this procedure.
Step 1. Remove the outer cover as described in “Outer Cover Removal” on page 136.
Step 2. Remove the front panel as described in “Front Panel Removal” on page 138.
Step 3. Remove the three TORX T15 screws (item 1).
Step 4. Disconnect the USB cables (item 2) from the front USB PCA.
Step 5. Remove the two TORX T10 screws (item 3) fastening the bracket BNC.
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