Chapter 3 215
Assembly Replacement
Procedure 14. W3 Line Switch Cable (8560E)
Replacement (Using Contact Removal Tool, HP Part
Number 8710-1791)
1. Ensure that the action of the switch is working properly. With a pair
of wire cutters, clip the tie wrap holding the cable to the contact
housing of the replacement W3 assembly.
2. Using the contact removal tool, remove the four wires from the
replacement cable assembly connector.
3. From the bottom side of the spectrum analyzer, insert the contact
end of W3 through the slotted opening in the main deck. W3 should
come through to the top side of the spectrum analyzer between the
A18 CRT assembly and the post-accelerator cable.
4. Place LED A1W1DS1 into the line switch assembly.
5. Attach the line switch assembly into the front frame, using the
captive panhead screw. Ensure the connection of the line switch
grounding lug to the screw.
6. Dress W3 between the main deck standoff and the side frame. See
Figure 3-32 on page 213.
7. On the top side of the spectrum analyzer, redress W3.
8. Insert the four contacts into the W3 connector.
9. Attach the cable to the connector housing using the supplied tie
wrap.
10.Connect W3 to A6J2. Dress W3 into the slotted opening in the deck.
11.Connect A1A1W1 to A3J602.
12.Secure the power supply cover shield to the power supply, using
three flathead screws. One end of the cover fits into a slot provided in
the rear frame assembly. Ensure that the extended portion of the
cover shield is seated in the shield wall groove.
13.Redress W3 and the other cable assemblies down between the CRT
assembly and the power supply cover such that the W9 wires are
underneath the surface of the power supply cover.
14.Fold up the A2, A3, A4, and A5 assemblies into the spectrum
analyzer as described in steps 5 through 10 under "Procedure 5. A2,
A3, A4, and A5 Assemblies Replacement."
15.Fold up A14 and A15 assemblies as described in steps 9 through 11
under "Procedure 9. A14 and A15 Assemblies Replacement."
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