Related Manuals for Keysight Technologies U3050BH11
Summary of Contents for Keysight Technologies U3050BH11
- Page 1 Keysight Technologies U3050BH11 Use this manual with the following documents: PNA Series Network Analyzer On-line Help System User's and Service Guide...
- Page 2 THESE TERMS, THE WARRANTY Keysight shall be under no obligation TERMS IN THE SEPARATE to update, revise or otherwise modify © Keysight Technologies, Inc. 2018 AGREEMENT WILL CONTROL. the Software. With respect to any technical data as defined by FAR Technology Licenses 2.101, pursuant to FAR 12.211 and...
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Page 3: Table Of Contents
Using the U3050BH11 with N5245A........ - Page 4 Contents-2...
- Page 5 U3050BH11 Keysight U3050BH11 User's and Service Guide...
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Page 6: Introduction
U3050BH11 Introduction Introduction This document describes how to use and service the U3050BH11 Amplifier Combiner Test Set for with the Keysight N5245A PNA-X. Figure 1 Front Panel N5245A with U3050BH11 Definitions • Specifications describe the performance of parameters covered by the product warranty (temperature of 0 to 40 °C, unless otherwise noted.) -
Page 7: Description
Description Description The Keysight U3050BH11 Test Set uses two amplifiers for increased power and a coupler to combine power from the N5245A Ports 1 and 3 for high power applications. Five bulkhead access connectors allow for custom configurations and minimizes connections to the PNA-X. -
Page 8: General Specifications
The mains plug shall be inserted only into a socket outlet provided with a protective earth contact. Any interruption of the protective conductor, inside or outside the instrument, is likely to make the instrument dangerous. Intentional interruption is prohibited. Keysight U3050BH11 User's and Service Guide... -
Page 9: Environmental Requirements
Test Set. Table 3 Instrument Dimensions Model Weight Height Width Depth U3050BH11 9.5 kg (20.9 lb) 10.1 cm 42.9 cm 58.4 cm (4 in) (16.9 in) (23 in) Keysight U3050BH11 User's and Service Guide... -
Page 10: Maximum Power Levels
Refer to your PNA-X specifications to determine the maximum input power levels for the access and test ports, or to optimize the power levels in the receivers. Damage and maximum levels are not necessarily the optimum level. Keysight U3050BH11 User's and Service Guide... -
Page 11: Front And Rear Panel Features
Standby Switch Note that this switch is Standby only, not a line switch. The main power cord can be used as the system disconnecting device. It disconnects the mains circuits from the mains supply. Keysight U3050BH11 User's and Service Guide... - Page 12 For continued protection against fire hazard replace line fuse only with same type and rating. The use of other fuses or material is prohibited. Figure 4 Line Fuse Verify that the premise electrical voltage supply is within the range specified on the instrument. Keysight U3050BH11 User's and Service Guide...
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Page 13: System Setup With The N5245A
3. Install the two rear locking feet (5023-0132) onto the PNA-X, using the included screws (0515-1619), where the standoffs were removed. Figure 6 Install Locking Feet on PNA-X Locking Feet Screws (0515-1619) (5023-0132) included in package Keysight U3050BH11 User's and Service Guide... - Page 14 Figure 5. Place the PNA-X on top of the U3050BH11. Ensure that the front frame of the PNA-X is positioned slightly forward of the locks that are attached to the Test Set. Slide the PNA-X back so the locks engage the front frame of the analyzer as shown in...
- Page 15 U3050BH11 System Setup with N5245A 6. Secure the PNA-X’s lower locking feet to the U3050BH11 upper locking feet, using the spring–loaded screws. If the network analyzer's lower locking feet are not aligned with the screw holes in the Test Set's upper locking feet, loosen the screws securing the feet to the instrument slightly to align and tighten.
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Page 16: Rf Interface Cable Connections
Port 1 SOURCE OUT SOURCE OUT U3050-20012 Port 1 RCVR R1 IN RCVR R1 IN U3024-20049 Port 2 CPLR ARM CPLR ARM U3024-20050 Port 2 SOURCE OUT SOURCE OUT U3050-20013 Port 1 CPLR THRU CPLR THRU Keysight U3050BH11 User's and Service Guide... - Page 17 The opening of covers or removal of parts is likely to expose the user to dangerous voltages. Disconnect the instrument from all voltage sources while it is being opened. Figure 10 U3050BH11 Front Panel Connections label part number from Table Keysight U3050BH11 User's and Service Guide...
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Page 18: Using The U3050Bh11 With N5245A
The Test Set will amplify and combine Source Out Port 1 and Port 3 signals and route the signal to the U3050BH11 Port 1. The Port 1 Reference Mixer Switch must be set to “External” for the RCVR R1 IN to function. -
Page 19: Operational Check
Only a functional certificate is provided for the Test Set. It is recommended that you return your instrument to Keysight Technologies for servicing or repair if the Test Set and PNA-X performance exceed the operational verification limits. -
Page 20: S13 Test
Short/Open termination, and is then coupled to RCVR A IN. 1. Connect a Short/Open to U3050BH11 bulkhead Port 1. 2. Set source power to -15 dBm. 3. Turn on trace S13. - Page 21 U3050BH11 Operational Check Figure 13 Keysight U3050BH11 User's and Service Guide...
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Page 22: S11 Test
Short/Open termination, and is then coupled to RCVR A IN. 1. Connect a Short/Open to U3050BH11 bulkhead Port 1. 2. Set source power to -15 dBm. 3. Turn on trace S11. - Page 23 U3050BH11 Operational Check Figure 15 Keysight U3050BH11 User's and Service Guide...
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Page 24: S21 Test
Test Set Port 1, into Test Set DUT OUT, through a coupler thru path, into PNA Port 2, and into RCVR B IN. 1. Connect an RF cable from U3050BH11 bulkhead Port 1 to U3050BH11 bulkhead DUT OUT. - Page 25 U3050BH11 Operational Check Figure 17 Keysight U3050BH11 User's and Service Guide...
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Page 26: S41 Test
Test Set Port 1, into Test Set DUT OUT, through a coupled path, into PNA Port 4, and coupled into RCVR D IN. 1. Connect an RF cable from U3050BH11 bulkhead Port 1 to U3050BH11 bulkhead DUT OUT. - Page 27 U3050BH11 Operational Check Figure 19 Keysight U3050BH11 User's and Service Guide...
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Page 28: S22 Test
Test Set SOURCE OUT, into Test Set DUT OUT, through a coupler thru, into PNA Port 2, and into RCVR B IN. 1. Connect an RF cable from U3050BH11 bulkhead SOUCE OUT to U3050BH11 bulkhead DUT OUT. 2. Set source power to 0 dBm. - Page 29 U3050BH11 Operational Check Figure 21 Keysight U3050BH11 User's and Service Guide...
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Page 30: S44 Test
23. The Port 4 source power travels out of PNA Port 4, is coupled to test Set DUT OUT, and is terminated in a 50 Ω load. 1. Connect the 50 Ω load to U3050BH11 bulkhead DUT OUT. 2. Set source power to 0 dBm. - Page 31 U3050BH11 Operational Check Figure 23 Keysight U3050BH11 User's and Service Guide...
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Page 32: S33 Test
1. No connections are required. 2. Set source power to -15 dBm. 3. Turn on trace S33. 4. Verify that the S33 trace has approximately 10 dB return loss across the band, as seen Figure Figure 24 Keysight U3050BH11 User's and Service Guide... - Page 33 U3050BH11 Operational Check Figure 25 Keysight U3050BH11 User's and Service Guide...
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Page 34: Service Information
These servicing instructions are for use by qualified personnel only. To avoid electrical shock, do not perform any servicing unless you are qualified to do so. Replaceable Parts The following replaceable parts are available from Keysight Technologies “Find-A-Part” system on the web at https://www.keysight.com/my/faces/fapHomePage.jspx. Table 7 Available Replaceable Parts (SPO) -
Page 35: Theory Of Operation
The AC line voltage (100 to 240 V @ 50/60 Hz) is provided from the line module on the rear panel. The power supply ± 9 Vdc will be used to bias the two amplifiers used in the Test Set. Keysight U3050BH11 User's and Service Guide... - Page 36 U3050BH11 Theory of Operation Figure 26 U3050BH11 with N5245A Block Diagram Keysight U3050BH11 User's and Service Guide...
- Page 37 U3050BH11 Theory of Operation Figure 27 U3050BH11 Block Diagram Keysight U3050BH11 User's and Service Guide...
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Page 38: Troubleshooting
U3050BH11 Troubleshooting Troubleshooting If the U3050BH11 is not operating properly, use the following procedures to isolate and repair the failure. Refer to the Keysight PNA Series Service & Support Home Page at: http://na.support.keysight.com/pna/ for further information. To request service, please contact your local service center. In the US, call 800-829-4444. For a listing of service centers worldwide, please visit us at http://www.keysight.com/find/service. -
Page 39: Front Panel Led Is Not Illuminated
Troubleshooting Front Panel LED is not Illuminated If the U3050BH11 power supplies are operating the following procedures can be used to verify the failure. Front Panel LED Assembly (U3050-60005). 1. If the LED is Off, verify the voltages (+9 Volt) on the Power Supply. If the voltages are correct, verify that the cables are connected correctly on both the amplifier and the LED assembly. - Page 40 U3050BH11 Troubleshooting Figure 28 Power Supply Wire Connections Standby Switch +/- 9 V Figure 29 U3050BH11 Top View Line Module Fuses A2 Amp Power Supply A1 Amp Coupler Coupler Keysight U3050BH11 User's and Service Guide...
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Page 41: Safety And Regulatory Information
To prevent electrical shock, disconnect the Keysight Technologies U3050BH11 from mains electrical supply before cleaning. Use a dry cloth or one slightly dampened with water to clean the external case parts. Do not attempt to clean internally. -
Page 42: General Safety Considerations
4 °C for every 100 watts dissipated in the cabinet. If the total power dissipated in the cabinet is greater than 800 watts, forced convection must be used. Keysight U3050BH11 User's and Service Guide... - Page 43 If this product is not used as specified, the protection provided by the equipment could be impaired. This product must be used in a normal condition (in which all means for protection are intact) only. Keysight U3050BH11 User's and Service Guide...
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Page 44: Regulatory Information
Forty years is the expected useful life of the product. This symbol on all primary and secondary packaging indicates compliance to China standard GB 18455-2001. South Korean Certification (KC) mark; includes the marking's identifier code which follows the format: MSIP-REM-YYY-ZZZZZZZZZZZZZZ. Keysight U3050BH11 User's and Service Guide... - Page 45 Safety and Regulatory Information Battery Collection Do not throw batteries away but collect as small chemical waste, or in accordance with your country’s requirements. You may return the battery to Keysight Technologies for disposal. Refer to “Contacting Keysight” on page 43 for assistance.
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Page 46: Electrostatic Discharge Information
2. While wearing a grounded wrist strap, grasp the outer shell of the cable connector. 3. Connect the other end of the cable to the test port and remove the short from the cable. Figure 30 ESD Protection Setup Keysight U3050BH11 User's and Service Guide... -
Page 47: Keysight Support, Services, And Assistance
Keysight for repair. If you wish to send your instrument to Keysight Technologies for service or repair: • Include a complete description of the service requested or of the failure and a description of any failed test and any error message. - Page 48 This information is subject to change without notice. © Keysight Technologies 2018 Print Date: November 2018 Supersedes: March 2018 U3050-90006 www.keysight.com...