VERIFICATION
IFR 4000
Subject to Export Control, see Cover Page for details. Page 2
Jun 1/11
A. Verification Schedule
The Verification Procedures should be performed as a result of one or more of the following
conditions:
● Failure to Meet Specifications
If, during the course of normal operation, the Test Set or any major function thereof
fails to meet the performance specifications, the Verification Procedures should be
performed.
If any failure occurs during performance of the Verification Procedures, the user is
instructed as to the pertinent Calibration Procedure or hardware failure associated with
the failure.
● Module/Assembly Replacement
If one or more of the Test Set assemblies are replaced, the Verification Procedures
should be performed.
● Annual Verification
Aeroflex recommends an annual Verification on the Test Set to maintain proper testing
standards.
B. Precautions
The Verification Procedures are performed with the Test Set Covers in place. No internal
adjustments or probing points are required.
C. Requirements
(1) Performance
It is strongly recommended that personnel thoroughly read and understand all steps of
the procedures prior to performing each procedure. Knowledge of external test
equipment connections and operation is also recommended.
(2) Test Equipment
Appendix A contains a list of test equipment suitable for performing the Verification
Procedures. Other equipment meeting specifications listed in Appendix A may be
substituted in place of the recommended models.
(3) Disassembly
No disassembly is required to perform the Verification Procedures.
(4) Environment
For best results, environmental conditions should be identical to the conditions at the
normal operating location.
D. Test Record
Verification Data Sheets are provided for recording the results obtained while performing
the Verification Procedures.
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