Keysight N5231AU-216, N5232AU-216, N5239AU-216, N5232-60101 Installation Note

Keysight Add Configurable Test Set and Source Attenuators Upgrade Kit

To Upgrade PNA N5231A, N5232A, or N5239A
Option 200 to Option 216

Upgrade Kit Order Numbers: N5231AU-216,
N5232AU-216, or N5239AU-216

Keysight Kit Number: N5232-60101

Installation Note

Installation Note N5232-90101 1

WARRANTY STATEMENT

THE MATERIAL CONTAINED IN THIS DOCUMENT IS PROVIDED “AS IS,” AND IS SUBJECT TO BEING
CHANGED, WITHOUT NOTICE, IN FUTURE EDITIONS. FURTHER, TO THE MAXIMUM EXTENT PERMITTED BY
APPLICABLE LAW, KEYSIGHT DISCLAIMS ALL WARRANTIES, EITHER EXPRESS OR IMPLIED WITH REGARD
TO THIS MANUAL AND ANY INFORMATION CONTAINED HEREIN, INCLUDING BUT NOT LIMITED TO THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. KEYSIGHT
SHALL NOT BE LIABLE FOR ERRORS OR FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES IN CONNECTION
WIT

H THE FURNISHING, USE, OR PERFORMANCE OF THIS DOCUMENT OR ANY INFORMATION CONTAINED
HEREIN. SHOULD KEYSIGHT AND THE USER HAVE A SEPARATE WRITTEN AGREEMENT WITH WARRANTY
TERMS COVERING THE MATERIAL IN THIS DOCUMENT THAT CONFLICT WITH THESE TERMS, THE

ARRANTY TERMS IN THE SEPARATE AGREEMENT WILL CONTROL.

W

DFARS/Restricted Rights Notice

If software is for use in the performance of a U.S. Government prime contract or subcontract, Software is
delivered and licensed as “Commercial computer software” as defined in DFAR 252.227-7014 (June 1995), or
as a “commercial item” as defined in FAR 2.101(a) or as “Restricted computer software” as defined in FAR

52.227-19 (June 1987) or any equivalent agency regulation or contract clause. Use, duplication or disclosure of
Software is subject to Keysight Technologies’ standard commercial license terms, and non-DOD Departments
and Agencies of the U.S. Government will receive no greater than Restricted Rights as defined in FAR 52.227­19(c)(1-2) (June 1987). U.S. Government users will receive no greater than Limited Rights as defined in FAR

52.227-14 (June 1987) or DFAR 252.227-7015 (b)(2) (November 1995), as applicable in any technical data.

Safety Notes

The following safety notes are used throughout this document. Familiarize yourself with each of these notes
and its meaning before performing any of the procedures in this document.

WARNING Warning denotes a hazard. It calls attention to a procedure which, if not correctly performed

or adhered to, could result in injury or loss of life. Do not proceed beyond a warning note
until the indicated conditions are fully understood and met.

CAUTION Caution denotes a hazard. It calls attention to a procedure that, if not correctly performed or

adhered to, could result in damage to or destruction of the instrument. Do not proceed beyond
a caution note until the indicated conditions are fully understood and met.

2 Installation Note N5232-90101

Description of the Upgrade

This upgrade adds the following items to your N5231A Option 200, N5232A Option 200, or N5239A Option 200
network analyzer:

• 60 dB source step attenuators with brackets and

• front panel jumpers

• cable guards for front panel jumpers

• front panel overlay replacement

•new cables

After installation of this upgrade, your
Option 216.

analyzer will be an N5231A Option 216, N5232A Option 216, or N5239A

wire harnesses

Getting Assistance from Keysight

By internet or phone, get assistance with all your test and measurement needs.

Contacting Keysight

Assistance with test and measurements needs and information on finding a local Keysight office are available
on the Web at:

http://www.keysight.com/find/assist

If you do not have access to the Internet, please contact your Keysig

NOTE In any correspondence or telephone conversation, refer to the Keysight product by its model

number and full serial number. With this information, the Keysight representative can
determine whether your product is still within its warranty period.

If You Have Problems With the Upgrade Kit Contents

Keysight stands behind the quality of the upgrade kit contents. If you have pr
email Keysight Component Test Division (CTD) Support at [email protected], or telephone the

CTD Hotline at [phone] and leave a voice mail message. Please include details of the problem.

ht field engineer.

oblems with any item in the kit,

Installation Note N5232-90101 3

Getting Prepared

CAUTION The PNA contains extremely sensitive components that can be ruined if mishandled. Follow

instructions carefully when making cable connections, especially wire harness connections.

The person performing the work accepts responsibility for the full cost of the repair or
replacement of damaged components.

To successfully install this upgrade kit, you will need the following:

• A license key - refer to “License Key Redemption” below.

• A PDF copy or a paper copy of the PNA Service Guide - refer to “Downloading the Online PN

A Service

Guide” below.

• An ESD-safe work area - refer to “Protecting Your Workspace from Electrostatic Discharge” below.

• Correct tools - refer to “Tools Required for the Installation” on page 6.

• Enough time - refer to “About Installing the Upgrade” on page 6.

• Test equipment for the post-upgrade adjustments and full instrument calibration. To view the equipm

list, click the Cha

pter 3 bookmark “Tests and Adjustments” in the PDF Service Guide

1

.

ent

License Key Redemption

NOTE The enclosed Option Entitlement Certificate is a receipt, verifying that you have purchased a

licensed option for the PNA of your choice. You must now use a Keysight Web page to request
a license key for the instrument that will receive the option.

To enable the option product, you must request a license key from: http://www.keysight.com/find/

softwarelicense. T

• From the certificate

❏ Order number

o complete the request, you will need to gather the following information:

❏ Certificate number

• From your instrument

❏ Model number

❏ Serial number

❏ Host ID

The instrument information is available on the network analyzer – on the

analyzer’s Help menu, click About

Network Analyzer.

If you provide an email address, Keysight will promptly ema

il your license key. Otherwise, you will your receive

your license key via postal mail.

1. See “Downloading the Online PNA Service Guide” on page 5.

4 Installation Note N5232-90101

Downloading the Online PNA Service Guide

To view the online Service Guide for your PNA model number, use the following steps:

1. Go to ww

2. In the Search box, enter the model number

3. Click T

w.keysight.com.

of the analyzer (Ex: N5232A) and click Search.

echnical Support > Manuals.

4. Click Service Manual.

5. Click the service guide title to download the PDF file.

6. When the PDF of the Service Guide is displayed, scroll through the Contents section bookmarks to locate

the inf

ormation need

ed.

Protecting Your Workspace from Electrostatic Discharge

For information, click on the Chapter 1 bookmark, “Electrostatic Discharge Protection” in the PDF Service

1

Guide

.

ESD Equipment Required for the

ESD grounding wrist strap 9300-1367

5-ft grounding cord for wrist strap 9300-0980

2 x 4 ft conductive table mat and 15-ft grounding wire 9300-0797

Installation

Description Keysight Part Number

ESD heel strap (for use with conductive floors) 9300-1308

1. See “Downloading the Online PNA Service Guide” on page 5.

Installation Note N5232-90101 5

Tools Required for the Installation

Description Qty Part Number

T-10 TORX driver - set to 9 in-lbs (1.02 N.m) 1 N/A

T-20 TORX driver - set to 21 in-lbs (2.38 N.m) 1 N/A

5/16-in (8 mm) nutsetter or open end torqu

CAUTION Use a 5/16-in torque wrench set to 10 in-lbs on all cable connections except the front panel

e wrench - set to 10 in-lbs (1.13 N.m) 1 N/A

and rear panel bulkhead connectors. Torque these connections to 21 in-lb.

About Installing the Upgrade

Products affected . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . N5231A, N5232A, and N5239A Option 200

Installation to be performed by . . . . . . . . . . . . . . . . . .

Estimated installation time . .

Estimated adjustment time . .

Estimated full instrument calibration time

. . . . . . . . . . . . . . . . . . . . . . . 2 hours

. . . . . . . . . . . . . . . . . . . . . . . 0.5 hour

. . . . . . . . . . . . . 4.5 hours

. . . . Keysight service center or personnel qualified by

Keysight

6 Installation Note N5232-90101

Items Included in the Upgrade Kit

1

Check the contents of your kit against the following list. If any part is missing or damaged, contact Keysight
Technologies. Refer to “Getting Assistance from Keysight” on page 3.

Ta bl e 1 Contents of Upgrade Kit N5232-60101

Ref

Desig.

-- Installation note (this document) 1 N5232-90101

A29,

A30

W11 RF cable, A21 MASSY to A29 60

W12 RF cable, A21 MASSY to A30 test port 2 source attenuator 1 N5232-20019

W13 RF cable, A29 60 dB step atte

W14 RF cable, A30 test port 2 source att

W15 RF cable, A25 test port 1 bridge coupler (thru) to PORT 1 CPLR THRU 1 N5232-20028

Test port 1 source 60 dB step attenuator
Test port 2 source 60 dB step attenuator

-- Bracket (for A29 port 1 step attenuator) 1 N5235-00013

-- Bracket (for A30 port 2 step attenuator) 1 N5235-00012

Machine screw, M3 x 8, pan head (to att

--

attenuator assemblies to deck)

-- Cable clamp 14 1400-1334

-- Front panel overlay 1 N5232-80005

-- Front panel jumper cable guard 2 N5242-00029

-- Dust caps for test ports 2 1401-0214

Description Qty Part Number

2 33321-60082

ach brackets to step attenuators; to attach

dB step attenuator 1 N5232-20026

nuator to PORT 1 SOURCE OUT 1 N5232-20027

enuator to PORT 2 SOURCE OUT 1 N5232-20020

10 0515-0372

W16 RF cable, A26 test port 2 bridge coupler (thru) to PORT 2 CPLR THRU 1 N5232-20021

W17 RF cable, A25 test port 1 bridge coupler (arm) to PORT 1 CPLR ARM 1 N5232-20029

W18 RF cable, A21 MASSY to REF 1 SOURCE OUT 1 N5232-20032

W19 RF cable, A21 MASSY to REF 2 SOURCE OUT 1 N5232-20025

W20 RF cable, A26 test port 2 bridge coupler (arm) to PORT 2 CPLR ARM 1 N5232-20022

W21 RF cable, A24 mixer brick to PORT 1 RCVR

W22 RF cable, A24 mixer brick to R

W23 RF cable, A24 mixer brick to R

W24 RF cable, A24 mixer brick to PORT 2 RCVR

W30 RF cable, front panel jumper 6 N5222-20091

1. In addition to the upgrade kit, the shipment includes an Option Entitlement Certificate. Refer to “License Key Redemption”

on page 4 for important information about this certificate.

EF 1 RCVR R1 IN 1 N5232-20031

EF 2 RCVR R2 IN 1 N5232-20024

A IN 1 N5232-20030

B IN 1 N5232-20023

Installation Note N5232-90101 7

Table 1 Contents of Upgrade Kit N5232-60101

Ref

Desig.

-- Wire harness, A19 test set motherboard J8 to A29 60 dB step attenuator 1

-- Wire harness, A19 test set motherboard J6 to A3

NOTE Extra quantities of items such as protective plastic caps, screws, cable ties, and cable clamps

Description Qty Part Number

8121-0982

0 test port 2 source attenuator 1

may be included in this upgrade kit. It is normal for some of these items to remain unused after
the upgrade is completed.

8 Installation Note N5232-90101

Installation Procedure for the Upgrade

The network analyzer must be in proper working condition prior to installing this option. Any necessary repairs
must be made before proceeding with this installation.

WARNING This installation requires the removal of the analyzer’s protective outer covers. The analyzer

must be powered down and disconnected from the mains supply before performing this
procedure.

Overview of the Installation Procedure

Step 1. Obtain a Keyword and Verify the Information.

Step 2. Remove the Outer Cover.

Step 4. Remove the Front Panel Assembly.

Step 5. Remove Some Existing Cables.

Step 6. Assemble the A29 and A30 Source

Step 7. Install the A29 and A30 Source Attenuator

Step 8. Install the Cables.

Step 9. Secure the Hex Nuts on the Front Panel Bulkhead

Step 10. Remove the Old Lower Front Panel Overlay.

Step 11. Reinstall Front Panel Assembly.

Step 12. Install the New Lower Front Panel Overlay.

Step 13. Install Front Panel Jumpers.

Step 15. Reinstall the Outer Cover.

Step 16. Enable Option 216.

Step 17. Perform Post-Upgrade Adjustments and Calibration.

Step 18. Prepare the PNA for the User.

Attenuator Assemblies.

Assemblies.

Connectors.

Installation Note N5232-90101 9

Step 1. Obtain a Keyword and Verify the Information

Follow the instructions on the Option Entitlement Certificate supplied to obtain a license key for installation of
this upgrade. Refer to “License Key Redemption” on page 4.

Verify that the model number, serial number, and option num
the instrument on which this upgrade will be installed.

If the model number, serial number, or option number do not
able to install the option. If this is the case, contact Keysight for assistance before beginning the installation of
this upgrade. Refer to “Contacting Keysight” on page 3.

Once the license key has been received and the information verified, you can proceed with the installation at
step 2.

ber information on the license key match those of

match those on your license key, you will not be

Step 2. Remove the Outer Cover

For instructions, click the Chapter 7 bookmark “Removing the Covers” in the PDF Service Guide1.

Step 3. Remove the Inner Cover

For instructions, click the Chapter 7 bookmark “Removing the Covers” in the PDF Service Guide1.

Step 4. Remove the Front Panel Assembly

For instructions, click the Chapter 7 bookmark “Removing and Replacing the Front Panel Assembly” in the PDF

Service Guide

1

.

Step 5. Remove Some Existing Cables

NOTE Leave the gray flexible cables, the wire harnesses, and the ribbon cables connected where

possible. Any that are removed should be labeled for reconnection later.

NOTE Be careful not to damage the center pins of the semirigid cables. Some flexing of the cables

may be necessary but do not over-bend them.

NOTE When removing a cable, also remove the plastic cable clamp, if present. It is normal for some of

the cable clamp’s adhesive to remain.

1. Place the analyzer bottom-side up on a flat surface.

Remove the following cables. To see an image showing the location of these cables, click the Chapter 6

1

.

bookmark “Bottom RF Cables, Standard 2-Port Configuration, Option 200” in the PDF Service G

These RF cables may be discarded - they will not be reinstalled.

• W3 (N5232-20013) A21 MASSY to A25 test port

1. See “Downloading the Online PNA Service Guide” on page 5.

1 bridge coupler (thru)

uide

10 Installation Note N5232-90101

• W5 (N5232-20016) A25 test port 1 bridge coupler (arm) to A24 mixer brick

• W6 (N5232-20014) A21 MASSY to A24

• W4 (N5232-20011) A21 MASSY to A26 test port 2 bridge coupler (thru)

• W8 (N5232-20015) A26 test port 2 bridge coupler (arm) to A24 mixer brick

• W7 (N5232-20012) A21 MASSY to A24 mixer brick

These cables must be saved - they will be reinstalled.

• W2 (N5232-20082)

• W1 (top-side cable) (N5235-20040) A4 13.5 GHz Source Sy

• W10 (N5232-20081) A24 mixer brick to test set deck cable bracket

A21 MASSY to test set deck cable bracket

mixer brick

nthesizer board to test set deck cable bracket

Step 6. Assemble the A29 and A30 Source Attenuator Assemblies

Refer to Figure 1 for this step of the procedure. New parts are listed in Table 1 on page 7.

1. Gather two source attenuators (33321-60082) and install a ribbon cable (8121-0982

2. Install bracket N5235-00013 on the port 1 source attenuator
attenuator
tight

Figure 1 Source Attenuator Assembly

using two screws (0515-0372) with each bracket. Use a T-10 TORX driver set to 9 in-lbs

en all screws.

, and bracket N5235-00012 on the port 2 source

) on each.

to

Installation Note N5232-90101 11

Step 7. Install the A29 and A30 Source Attenuator Assemblies

Refer to Figure 2 for this step of the procedure. New parts are listed in Table 1 on page 7.

1. Install both source attenuator assemblies to the deck as shown, using
assembly

. Use a T-10 TORX driver set to 9 in-lbs to tighten all screws.

Figure 2 Source Attenuators Installation

two screws (0515-0372) with each

Step 8. Install the Cables

CAUTION Follow instructions carefully when making cable connections, especially wire harness

connections. Incorrect connections can destroy components, resulting in additional customer
costs.

CAUTION Be careful not to damage the center pins of the semirigid cables. Some flexing of the cables

may be necessary but do not over-bend them.

CAUTION Use a 5/16-in torque wrench set to 10 in-lbs on all cable connections except the front and rear

panel bulkhead connectors. On these, use a 9 mm nutsetter or open end torque wrench set to
21 in-lb.

Install the Semirigid Cables

To see an image showing the location of these cables, click the Chapter 6 bookmarks “Bottom RF Cables, 2-

Port Configuration, Option 216” in the

PDF Service Guide

12 Installation Note N5232-90101

1

. New parts are listed in Ta bl e 1 on page 7.

Install the following new cables in the order listed.

• W22 (N5232-20031) A24 mixer brick to REF 1 RCVR R1 IN

* As shown in Figure 3, install three cable clamps (part number 1400-1334) to secure W22 (part number
N5232-20031).

Figure 3 Location of Cable Clamps to Secure W19, W22, and W23

• W19 (N5232-20025) A21 MASSY to REF 2 SOURCE OUT

* As shown in Figure 3, install two cable clamps (part number 1400-1334) to secure W19 (part number
N5232-20025).

• W23 (N5232-20024) A24 mixer brick to REF 2 RCVR R2 IN

* As shown in Figure 3, install three cable clamps (part number 1400-1334) to secure W23 (part number
N5232-20024).

1. See “Downloading the Online PNA Service Guide” on page 5.

Installation Note N5232-90101 13

• W24 (N5232-20023) A24 mixer brick to PORT 2 RCVR B IN

• W20 (N5232-20022) A26 test port 2 bridge coupler (arm) to PORT 2 CPLR ARM

• W1 (reuse) (top-side cable) (N5235-20040) A4 13.5 GHz Source Synthesizer board to test set deck cable
bracket

• W16 (N5232-20021) A26 test port 2 bridge coupler (thru) to PORT 2 CPLR THRU

• W14 (N5232-20020) A30 test port 2 source attenuator to PORT 2 SOURCE OUT

• W2 (reuse) (N5232-20082) A21 MASSY to test set deck cable bracket

• W12 (N5232-20019) A21 MASSY to A30 test port 2 source attenuator

• W18 (N5232-20032) A21 MASSY to REF 1 SOURCE OUT

* As shown in Figure 4, install one cable clamp (part number 1400-1334) to secure W18 (part number
N5232-20032).

Figure 4 Location of Cable Clamps to Secure W18

• W21 (N5232-20030) A24 mixer brick to PORT 1 RCVR A IN

• W17 (N5232-20029) A25 test port 1 bridge coupler (arm) to PORT 1 CPLR ARM

• W15 (N5232-20028) A25 test port 1 bridge coupler (thru) to PORT 1 CPLR THRU

• W13 (N5232-20027) A29 60 dB step attenuator to PORT 1 SOURCE OUT

• W11 (N5232-20026) A21 MASSY to A29 60 dB step attenuator

• W10 (reuse) (N5232-20081) A24 mixer brick to test set deck cable bracket

14 Installation Note N5232-90101

Install the Wire Harnesses

To see an image showing the location of these wire harnesses, click the Chapter 6 bookmarks “Bottom Ribbon

1

Cables and Wire Harnesses, 2-Port, Option 216” in the PDF Service Guide

page 7.

If not already done, connect these wire harnesses:

• 8121-0982 A19 test set motherboard J8 to A29 60 dB step attenuator

• 8121-0982 A19 test set motherboard J6 to A30 test port 2 source attenuator

. New parts are listed in Ta b le 1 on

Step 9. Secure the Hex Nuts on the Front Panel Bulkhead Connectors

Some of the new cables that were installed in the previous step connect to the front panel bulkhead. These
cables were shipped with hex nuts. If not already done, secure the cable connectors to the front panel
bulkhead with the hex nuts, torquing to 21 in-lbs.

Step 10. Remove the Old Lower Front Panel Overlay

Refer to Figure 5 for this step of the procedure. Although a 4-port PNA is shown in the graphic, the concept is
the same for the 2-port PNA. New parts are listed in Table 1 on page 7.

1. From the back side of the front panel, use a blunt object in the cutouts in the lower front dress panel to
push on the old overlay (item

) and separate it from the front dress panel.

①

2. From the front side of the front panel, pull off the overlay completely and discard it.

3. Remove any adhesive remaining on the front panel.

1. See “Downloading the Online PNA Service Guide” on page 5.

Installation Note N5232-90101 15

Figure 5 Lower Front Panel Overlay Replacement

16 Installation Note N5232-90101

Step 11. Reinstall Front Panel Assembly

Refer to Figure 6 for this step of the procedure.

Figure 6 Front Panel Assembly Installation

Step 12. Install the New Lower Front Panel Overlay

Refer to Figure 5 on page 16 for this step of the procedure. Although a 4-port PNA is shown in the graphic, the
concept is the same for the 2-port PNA. New parts are listed in Table 1 on page 7.

1. Remove the protective backing from the new front panel overlay, N5232-80005 (item ➁).

2. Starting from either side, loosely place the overlay in the recess on the lower front panel, ensuring that it
fits tightly against the edges of the recess.

3. Once the overlay is in place, press it firmly onto the frame to secure it.

Installation Note N5232-90101 17

Step 13. Install Front Panel Jumpers

As shown in Figure 7, install 6 front panel jumper cables (part number N5222-20091). Torque to 10 in-lbs.

Figure 7 Front Panel Jumper Cables Installation

Step 14. Reinstall the Inner Cover

For instructions, click the Chapter 7 bookmark “Removing the Covers” in the PDF Service Guide1.

1. See “Downloading the Online PNA Service Guide” on page 5.

18 Installation Note N5232-90101

Step 15. Reinstall the Outer Cover

System

Service

Option Enable

For instructions, click the Chapter 7 bookmark “Removing the Covers” in the PDF Service Guide1.

Step 16. Enable Option 216

Procedure Requirements

• The analyzer must be powered up and operating to perform this procedure.

• The Network Analyzer program must be running.

• A keyboard must be connected to the network analyzer.

Option Enable Procedure

1. To start the option enable utility, press UTILITY , then , then . An

option enable dialog box will appear.

2. Click the arrow in the Select Desired Option box. A list of available options will appear.

3. In the Select Desired Option list, click 216 - Configurable Test Set.

4. Using the keyboard, enter the license key in the box provided. The license key is printed on the the license
message you received from Keysight. Enter this key exactly as it is printed on the message.

5. Click Enable.

6. Click Yes in answer to the displayed question in the Restart Analyzer? box.

7. When the installation is complete, click Exit.

Option Verification Procedure

Once the analyzer has restarted and the Network Analyzer program is again running:

1. On the analyzer’s Help menu, click About Network Analyzer.

2. Verify that “216” is listed after “Options:” in the display. Click OK.

NOTE If Option 216 has not been enabled, perform the ”Option Enable Procedure” again. If the option

is still not enabled, contact Keysight Technologies. Refer to “Getting Assistance from Keysight”

on page 3.

1. See “Downloading the Online PNA Service Guide” on page 5.

Installation Note N5232-90101 19

Step 17. Perform Post-Upgrade Adjustments and Calibration

Adjustments

The following adjustments must be made due to the hardware changes of the analyzer.

•source adjustment

• receiver adjustment

These adjustments are described in the PNA Service Guide and in the PNA on-line HELP. A list of equipment
required to perform these adjustments is also found in the service guide.

To view this service guide information, click the Chapter 3 bookmark “Tests and Adjustments” in the PDF

Service Guide

After the specified adjustments have been performed, the analyzer should operate and phase lock over its
entire frequency range.

Operator’s Check

Perform the Operator’s Check to check the basic functionality of the analyzer. For instructions, click the

Chapter 3 bookmark “Tests and Adjustments” in the PDF Service Guide

If you experience difficulty with the basic functioning of the analyzer, contact Keysight. Refer to “Contacting

Keysight” on page 3.

1

.

1

.

Calibration

Although the analyzer functions, its performance relative to its specifications has not been verified. It is
recommended that a full instrument calibration be performed using the analyzer’s internal performance test
software. To view information on the performance test software, click the Chapter 3 bookmark “Tests and

1

Adjustments” in the PDF Service Guide

.

Step 18. Prepare the PNA for the User

1. If necessary, reinstall front jumper cables.

2. Install the cable guards, pushing them over the front jumper cables until the cushioning material touches
the front panel of the PNA.

3. Install the dust caps on the test ports.

4. Clean the analyzer, as needed, using a damp cloth.

1. See “Downloading the Online PNA Service Guide” on page 5.

20 Installation Note N5232-90101

This information is subject to change without notice.

© Keysight Technologies 2012 – 2014

August 2014

*N5232-90101*

N5232-90101

www.keysight.com