User Manual 3153
Maintenance and Performance Checks 5-4
Warm-up Period
Most equipment is subject to a small amount of drift when it is first turned
on. To ensure accuracy, turn on the power to the Model 3153 and allow
it to warm-up for at least 30 minutes before beginning the performance
test procedure.
Initial Instrument
Setting
To avoid confusion as to which initial setting is to be used for each test,
it is required that the instrument be reset to factory default values prior
to each test. To reset the Model 3153 to factory defaults, send either of
the following commands:
RESet, or *RST.
Recommended
Test Equipment
Recommended test equipment for troubleshooting, calibration and
performance checking is listed below. Test instruments other than those
listed may be used only if their specifications equal or exceed the
required characteristics.
Equipment
Model No.
Manufacturer
Oscilloscope
2465B
HP
Distortion Analyzer
6900A
Krohn Hite
Digital Multimeter
2000
Keithley
Freq. Counter
2201
Racal Instruments
Clock Reference
9480
Racal Instruments
Spectrum Analyzer
E4411
HP
Pulse Generator (with
manual trigger)
F-46
Racal Instruemtns
Performance Check
Procedures
Use the following procedures to check the Model 3153 against the
specifications. A complete set of specifications is listed in Appendix A.
The following paragraphs show how to set up the instrument for the test,
what the specifications for the tested function are, and what acceptable
limits for the test are. If the instrument fails to perform within the
specified limits, the instrument must be calibrated or tested to find the
source of the problem.
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