Assembly Replacement Procedures
RF Front End Assembly
RF Front End Assembly
Removal
1. Remove the instrument outer case. Refer to the Instrument Outer
2. Remove the instrument top brace. Refer to the Top Brace and Reference
3. Remove the front panel. Refer to the
4. Refer to
W7 will not be present in instruments with Option 503.
NOTE
5. Remove the ribbon cable W17 from the RF Front End Assembly.
6. Remove the four screws (2) using the T-10 driver. The RF Front End
Caseremoval procedure.
Bracket removal procedure.
procedure.
Figure
14-35. Using the 5/16 inch wrench, remove the cables W3,
W4, W5, W7, W15 or W36, and W20 attached to the RF Front End
Assembly (1).
Assembly can now be removed from the chassis.
Front Frame Assembly
479
removal