Verify the Replacement
5-12 72A-2337-01 Rev. B 11/05
Procedure for installing the fan assembly:
1. Ensure that the three Phillips head screws are backed out of their holes, but not removed.
2. Carefully lower and align the fan assembly over the connector, the three standoffs, and the
three mounting screws.
3. Press the assembly into place, ensuring that the male connector (on the fan assembly) is
seated with the connector socket.
4. Tighten the two end screws to secure the fan assembly rail.
5. Install the center bracket with the appropriate screws.
Verify the Replacement
To determine whether the replacement procedure is successful:
1. Turn the instrument on.
2. Monitor the messages on the front panel as the instrument goes through its startup sequence.
3. Check the status indicator light on the left side of each amplifier board.If the replacement is
successful, the status indicator lights are green and the error message on the front panel is
cleared.
4. Repeat the test sequence that led to the error.
5. Check the instrument front panel for error messages.
6. Check the Control Panel Version 2 in ProTesT for source errors.
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