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4-12
Performance Tests
5. Minimum R Channel Level
8
If the analyzer displays a phase lock error message, continue increasing the test
port power until phase lock is achieved.
9
Write the test port power, that is displayed on the analyzer, on the
"Performance Test Record."
10
Repeat Step 5 through Step 9 for the other CW frequencies listed in the
"Performance Test Record."
In Case of
Difficulty
WARNING
These servicing instructions are for use by qualified personnel only.
To avoid electrical shock, do not perform any servicing unless you are
qualified to do so.
WARNING
The opening of covers or removal of parts is likely to expose
dangerous voltages. Disconnect the instrument from all voltage
sources while it is being opened.
WARNING
The power cord is connected to internal capacitors that may remain
live for five seconds after disconnecting the plug from its power
supply.
1
Check the flexible RF cable (W8, as shown in Figure 4-6) between the R
sampler assembly (A4) and the A11 phase lock assembly. Make sure it is
connected between A11J1 (PL IF IN) and 1st IF Out.