272 Keysight E5071C ENA Network Analyzers
Replacement Procedure
Inverter Board Replacement
6-
Inverter Board Replacement
Tools Required
• TORX screwdriver, T8, T10, T15, and T20
•Flat edge screwdriver
Removal Procedure
Refer to Figure 6-40 for this procedure.
Step 1. Remove the outer cover as described in “Outer Cover Removal” on page 203.
Step 2. Remove the front panel as described in “Front Panel Removal” on page 204.
Step 3. Remove the front panel cover as described in “Front Panel Cover Removal” on
page 270.
Step 4. Disconnect the three cables (item 1) connected front panel keyboard.
Step 5. Remove the two TORX T15 screws (item 2) fastening the inverter assembly.
Step 6. Disconnect the two cables (item 3) connected inverter assembly.
Step 7. Remove the two TORX T8 screws (item 4) fastening the inverter to the bracket
and lift it (item 5).
Be careful to remove the cables (item 1), and not apply any scratches on
the cables.
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