TEKTRONIX MANUAL CHANGE NOTICE
Date: 2-25-85
Product: 492 Ser.1
Change Ref: C102/285
Manual Part No.: 070-3783-01
Product Group: 26
DESCRIPTION
TEXT CHANGES
ADD on Page 4-10, REPLACING ASSEMBLIES AND SUBASSEMBLIES In the
Maintenance Section, at the end of the procedure on Replacing the
Dual Diode Assembly:
7. A procedure to adjust the First Converter Bias and Start Spur
Amplitude is provided in the Maintenance Adjustments section.
After replacement of the A12A1 Dual Diode Assembly
in First Converter 119-1017-01, the 492/492P
Spectrum Analyzer may not meet the flatness
speci fication.
After replacement of the A12A1 Dual Diode Assembly
in First Converter 119-1017-00, the 492/492P
Spectrum Analyzer may not meet the flatness or the
start spur specification.
ADD on Page 4-35, after Troubleshooting Aids for the 2182 MHz Phase-
locked LO:
First Converter Bias and Start Spur Amplitude
After replacement of the A12A1 Dual Diode Assembly
in First Converter 119-1017-01, the 492/492P
Spectrum Analyzer may not meet the flatness
speci fication.
After replacement of the A12A1 Dual Diode Assembly
in First Converter 119-1017-00, the 492/492P
Spectrum Analyzer may not meet the flatness or the
start spur specification.
NOTE
NOTE
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