User’s GuideKeysightN9912AFieldFox Analyzer

Keysight N9912A User Manual

Service Guide

Information in This Chapter

Safety Symbols

Before Applying Power

Electrostatic Discharge Protection

Regulatory Information

Battery Disposal

Maintenance

Option 302, External USB Power Sensor Support

Contacting Keysight

Before You Begin

Review the Principles of Connector Care

Service Test Equipment

Before Returning an Instrument to a Customer

Performance Tests (Keysight N7841A Software Package)

Adjustments (Keysight N7841A Software Package)

Protect Against Electrostatic Discharge (ESD)

Getting Started with Troubleshooting

Troubleshooting Organization

Power Up Troubleshooting

Front Panel Group Troubleshooting

Measurement Group Troubleshooting

Analyzer System Operation

Front Panel Group

A2 LCD Assembly

Measurement Group

A5 System Board

A6 SOM Board

Grounding and Power

Battery Related Information

Operation in Modes

CAT and NA Modes

Power Meter Mode

Temperature Related Information

User Calibration in CAT and NA Modes

Two Port Calibration

Firmware Related Information

Firmware Upgrades

LAN Interface

Ordering Information

Assembly Replacement Procedure

Replaceable Parts Listings

Case Group

Miscellaneous Parts

Personal Safety Warnings

Assembly Replacement Sequence

Removing and Replacing the Main Battery

Removing and Replacing the Case Group Parts

Removing and Replacing the Front Panel Group Assemblies

Removing and Replacing the Measurement Group Assemblies

Post-Repair Procedures

Manual Checks and Procedures

Service Related User Operations

Erase User Data Utility

Options

Miscellaneous Service and Maintenance

N9912A

safety notices

Options and Features

Accessories

FieldFox Manuals, Software, and Supplemental Help

Safety Notes

Check the Shipment

Install the Lithium-Ion Battery

FieldFox ON/OFF Settings

Power Button LED Status

Temperature Control Mode

Take the FieldFox Tour

Top Panel

Screen Tour

How to Enter Numeric Values

Connector Care

CAT Mode Settings

Quick Settings Table

Frequency Range

Averaging

Smoothing

Resolution (Number of Data Points)

Output Power

Interference Rejection

Coupled Frequency

Return Loss Measurements

How to make a 1-port Cable Loss Measurement

Port Insertion Loss Measurements

How to make DTF Measurements

DTF Measurement Settings

DTF Start and Stop Distance

Cable (Correction) Specifications

Window Settings

Calculated DTF values

NA Mode Settings

Multi-Trace Configurations

Quick Settings

Calibration Settings

Format

Magnitude Offset

Electrical Delay

IF Bandwidth

Single or Continuous Measure

Sweep Time

System Impedance (Z0)

Port Extensions

Velocity Factor

Big Marker Display States (A and B)

Increase Dynamic Range

Overview

Time Domain (Transform) Settings

Stimulus (Mode)

Distance Units

Line Loss and Velocity Factor

Data Chain

Trace Settings

Gating

Why and When to Calibrate

Preset Calibration (also known as CalReady)

Normalize

Interpolation

Cal ON ? – Questionable Accuracy

Save the Calibration

Verifying Calibration and Jumper Cable Integrity

Calibration Method Summary

SA Mode Settings

Radio Standard

Channel Selection

Scale and Units

External Gain

Preamplifier Control (Opt 235)

Field Strength Measurements

Using the Antenna/Cable Editor

Tune & Listen (AM/FM)

Independent Source

Resolution Bandwidth (Res BW)

Video Bandwidth (Video BW)

Sweep Acquisition

Very Long Sweep Times

Triggering

Single / Continuous / Restart

Trace Display States

Average Type

Detection Method

Display Line

Noise Marker

Band/Interval Power Marker

Frequency Counter at Marker

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