N9030B PXA Signal Analyzer Service Guide 507
Assembly Replacement Procedures
Option BBA
Option BBA
Removal
1. Remove the instrument outer case. Refer to the Instrument Outer Case
removal procedure.
2. Remove the top brace. Refer to the Top Brace and Power Supply Bracket
removal procedure.
3. Refer to Figure 16-74. Locate the A19 BBIQ Main Board assembly.
Figure 16-74 Assembly Locations
4. Pull up on the ejectors of the BBIQ Main Board assembly to partially lift it
from the chassis. Remove the flex ribbon cable.
Replacement
1. Slide the BBIQ Main Board assembly into position in the chassis and
reattach the flex cable. Use the ejectors to push the board into place into
the motherboard.
2. Replace the top brace. Refer to the Top Brace and Power Supply Bracket
replacement procedure.
3. Replace the instrument outer case. Refer to the Instrument Outer Case
replacement procedure.
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