16 8494/95/96G/H Operating And Service Manual
Service
Service
Troubleshooting Troubleshooti ng consists of performing the “Operator’s Check” on page12.
If the instrument does not perform within limits, return the instrument to
Agilent Technologies.
Repair The only recommended field repair is replacing the outer connector shell fo r
the Option 001 and 003, or replacing the center contact in the 7 mm
connector. For any other repair, return the entire instrument to Agilent
Technologies.

Replacing the 7 mm

Connector Center

Conductor Contact

The replacement procedure for the 7 mm connector center contact is covere d
in Figure 6 on page 18. The disassembly and assembly instructions fo r the
7 mm connector are covered in Figure 5.
Figure 5 7 mm Connector
Making the Connection 1. On one connector, retract the coupling sleeve by turning the coupling nut
counterclockwise until the sleeve and nut disengage.
2. On the other connector, fully extend the coupling sleeve by turning the
coupling nut clockwise. To engage coupling sleeve and coupling nut
when the sleeve is fully retracted, press back lightly on the nut while
turning it clockwise.
3. Push the connectors firmly together, and thread the coupling nut of the
connector with retracted sleeve over the extended sleeve.