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[ Band 4+ ]
(33) Set Manual Band to Band 4+ :
1) Enter Frequency menu by pushing “Frequency” key, and open its second page with “more” key.
2) Enter Internal mixer Band menu with “F1” (Internal Mix) key and open its second page with “more” key.
3) Set manual band to Band 4+ by pushing “F4” (Manual Band 4+) key.
(34) Set the spectrum analyzer to :
Center frequency : 26.15 GHz
Span : 200 MHz
Set the 6769B output frequency to 26.15 GHz (CW).
(35) Adjust the 6769B output level to make power meter reading -10 dBm at end of cable feeding the signal to the spectrum
analyzer, and then connect the cable to the spectrum analyzer’s RF Input.
(36) Tune the spectrum analyzer’s pre-selector (refer to procedure (7)).
(37) Enter RF/Micro Conv maintenance menu, and open its 6th page (refer to procedure (9)).
(38) Set IF Gain-1 and IF Gain-2 values to 0 (refer to procedure (10)).
(39) Adjust IF Gain 1 and IF Gain 2 so that marker reading becomes -12 dBm ±0.5 dB (refer to procedure (11)).
[ Writing the compensation values of IF Gain1 and IF Gain2 to Flash Memory ]
(40) After the above adjustment is done, Press “F6” (return) + “F1” (Version & options) keys.
(41) Press Key “more” 3 times. MAINTENANCE (4/4) page appears.
(42) Press the cursor down key (“F5”) till it falls on “Save model and Option Data?” and after that press “F1” (Select) Key.
(43) On pressing the above key F1 key turns to “SAVE”. Press again and “F1” key turns “Really save?” at this stage press
“F2” (Yes).
(44) The display shows a message “Now saving, Wait ..........”
(45) Wait till this message disappears and after that Switch OFF the power supply of the spectrum analyzer.
(46) Now once again Switch ON the power supply of the spectrum analyzer with “Preset” key depressed.
3.2 Troubleshooting
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