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2. Switch OFF the analyzer's line power. Remove the front panel by following these steps and
referring to Figure 2-3:
a. Remove the trim strip from the handles.
b. Remove the four #15 ORX screws attaching each handle to the analyzer.
c. Pull the analyzer toward you until the chassis extends about two inches over the
table-top.
d. Grasp and pull the front panel with two hands: one on the top-middle of the panel, and
the other on the bottom-middle of the panel. Once the front panel has been removed,
disconnect the front-panel ribbon cable.
e. Remove the two #10 ORX screws attaching the handle nut plate on the right side.
Insert artwork here.
3. o setup the service extender board for adjusting the fractional-N board, follow these
steps:
a. Remove the backplane cover from the rear panel of the analyzer by unscrewing the two
hold-down screws and sliding the cover toward the power-cord receptacle.
b. Attach the service extender board by reversing step (a) with the lower extender board.
ighten the screws securely.
c. Place an antistatic mat on top of the analyzer.
d. Remove the two SMB cables from the fractional-N/reference assembly. Remove the nut
on the rear panel EX REF BNC connector.
e. Use the handle tab to loosen the assembly, then pull the board assembly completely out
of the analyzer. Attach the fractional-N/reference assembly backplane connector to the
upper extender board.
f. Reconnect the SMB cables. If necessary, use the longer SMB cables provided in the
service kit.
2-8
Adjustments
Figure 2-3. Removing the andles and Front Panel
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