96000 Series
Service Manual
5-20
Leveling Head Disassembly Procedure
To disassemble a Leveling Head, see Figure 5-11:
1. Carefully peel and remove the overlay from the top portion of the case (top
case).
2. Remove the eight top case fixing screws.
3. Lift the top case from the Leveling Head.
4. To remove the Head Control PCA, disconnect 20-pin connector. The PCA
can now be unplugged from the source.
5. To remove the 4 GHz Head PCA:
a. Remove three screws and cable clamp.
b. Disconnect SMA connector using the 8 mm spanner. Note that this
connector is torque tightened (1 Nm). Do not attempt to tighten before
releasing the connector.
c. Remove cable from Source.
d. Remove four countersink screws from N type connector.
e. Remove thirteen screws from the PCB metal screen.
f. Remove metal screen.
g. Carefully remove 4 GHz Head PCA with attached N type connector.
hpn382.eps
Figure 5-11. Exploded View of the Leveling Head
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