Output Power Adjustments; Preparing The Instrument - Agilent Technologies 8719ET Service Manual

8719ET/20ET/22ET
8719ES/20ES/22ES
RF Network Analyzers

Output Power Adjustments

This procedure instructs you how to set the output power of your network analyzer across
the frequency bands by adjusting potentiometers on the source interface board (A59).
Required Equipment and Tools
Equipment Description
HP/Agilent Power Meter
HP/Agilent Power Sensor
Adapter 3.5-mm (f) to 3.5-mm (f)
Adapter 2.4-mm (f) to 2.4-mm (f)
RF Cable
GPIB Cable
Non-Metallic Adjustment Tool
Antistatic Wrist Strap
Antistatic Wrist Strap Cord
Static-control Table Mat and Earth
Ground Wire
Analyzer warmup time: 30 minutes.

Preparing the Instrument

1. Make sure the A7 Switch is in the alter position (ALT).
2. Zero and calibrate the power meter.
3. With the analyzer turned off, remove the top two corner standoffs and the top cover.
4. Locate the metal source assembly cover that is on the top-left, front-side of the
instrument.
Service Guide
8719ET/ES
8720ET/ES
436A, 437B, 438A, E4418A (EPM-441A) or
E4419A (EPM-442A)
8485A
part number
85052-60012
(part of 85052B)
N/A
85131F
10833A
8830-0024
9300-1367
9300-0980
9300-0797
Adjustments and Correction Constants
Output Power Adjustments
8722ET/ES
8487A
N/A
part number
85056-60006
(part of 85056A)
85133F
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