Adjustments
Introduction
This chapter describes the adjustments required to ensure the 4263B is within its published
specications after it has been repaired, or when it fails the performance tests. The
adjustments should be performed along with periodic maintenance to keep the 4263B in
optimum operating condition. If proper performance cannot be achieved after adjustments,
proceed to Chapter 4.
Note
To ensure proper results and correct instrument operation, a 30 minute
warm-up and stabilization is required before performing the adjustments.
Safety Consideration
This chapter contains NOTE s, CAUTION s, and WARNING s which must be followed to ensure
operator safety and to maintain the instrument in a safe and serviceable condition. The
adjustments covered in this chapter should be performed only by a qualied person who is
aware of the hazards.
Warning
Required Equipment
Table 1-1 lists the equipment required to perform the adjustments. Use only calibrated test
equipment when adjusting the 4263B.
2
Adjustments
2-1