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 33

Keysight Wireless Test Set
M1749B Performance mmWave Transceiver 

Getting Started Guide

4 Functionality

The following topics can be found in this section:

“Simplified Block Diagram” on page 34

“Signal Routing” on page 35
“Control” on page 37

Summary of Contents for M1749B

Page 1: ...Getting Started Guide Keysight mmWave Reference Solutions M1749B Performance mmWave Transceiver 22 7 49 GHz...

Page 2: ...S government customers under its standard commercial license which is embodied in its End User License Agreement EULA a copy of which can be found at http www keysight com find sweula The license set...

Page 3: ...Technologies http www keysight com find contactus To receive the latest updates by email subscribe to Keysight Email Updates at the following URL http www keysight com find MyKeysight Information on p...

Page 4: ...4...

Page 5: ...Class A EMC declaration 11 Declaration of Conformity 11 Ventilation 12 Power requirements 13 Power requirements of the AC adapter 13 Using Accessories 13 Weight and Dimensions 14 Protecting against e...

Page 6: ...e Contents Signal Routing 35 Control 37 Troubleshooting 39 Where to get technical help 40 Identifying Problems 40 Returning the M1749B for Service 41 Calling Keysight Technologies 41 Locations for Key...

Page 7: ...is section Warning Statements and Symbols on page 8 Safety on page 9 Environmental Conditions Operating on page 10 EMC Electromagnetic Compatibility on page 11 Ventilation on page 12 Power requirement...

Page 8: ...practice or the like that if not correctly performed or adhered to could result in damage to the product or loss of important data Do not proceed beyond a CAUTION notice until the indicated condition...

Page 9: ...the following standards dates and editions are cited in the Declaration of Conformity IEC EN 61010 1 Safe Installation Safety of any system incorporating this equipment is the responsibility of the as...

Page 10: ...this product have been type tested in accordance with the Keysight Environmental Test Manual and verified to be robust against the environmental stresses of Storage Transportation and End use those st...

Page 11: ...eclaration This equipment has been conformity assessed for use in business environments In a residential environment this equipment may cause radio interference Declaration of Conformity The Declarati...

Page 12: ...to block its ventilation openings Interfering with ventilation airflow can cause the transceiver to overheat Another area of concern is verification that the maximum ambient operating temperature of...

Page 13: ...power adapter and power cord which is supplied with the product See the accessories listed under Initial Inspection on page 20 Do not remove the DC input plug from the M1749B while it is in an active...

Page 14: ...rap before touching the center pin of any connector and before removing any assembly from the test set Be sure that all instruments are properly earth grounded to prevent build up of static charge Per...

Page 15: ...eir service life Inspect the mating surface each time a connection is made Metal particles from connector threads often find their way onto the mating surface when a connection is made or disconnected...

Page 16: ...be stored or left open in the area of the equipment Use isopropyl alcohol with adequate ventilation to prevent the combustions of fumes or vapors Avoid contact with eyes skin and clothing as isopropy...

Page 17: ...t Set M1749B Performance mmWave Transceiver Getting Started Guide 2 Quick Start The following topics can be found in this section Purpose and Function on page 18 Initial Inspection on page 20 Location...

Page 18: ...rom the DUT to the lower range of the test system s Rx input The DUT facing ports of the M1749B RF Tx Rx 1 and RF Tx Rx 2 are half duplex ports that is either port can transmit or receive although nev...

Page 19: ...ers this eliminates the need for the USB controller and trigger lines shown in the illustration The supplied AC DC adapter provides a 19 VDC power input to the M1749B this can also be done by a DC pow...

Page 20: ...e incomplete Contact the nearest Keysight Technologies office Keep the shipping materials for the carrier s inspection If you must return a test set to Keysight Technologies use the undamaged original...

Page 21: ...at heat given off by the transceiver will rise away from the DUT Leave a minimum clearance of 2 5 inches 7 cm around the transceiver Also ensure there is enough room to attach all necessary cables bet...

Page 22: ...22 Getting Started Guide Quick Start Location and Mounting...

Page 23: ...Set M1749B Performance mmWave Transceiver Getting Started Guide 3 Exterior Features The following topics can be found in this section DUT Facing Side on page 24 Instrument Facing Side on page 26 Labe...

Page 24: ...h below shows the DUT facing side of the M1749B Figure 3 1 M1749B DUT facing side The DUT facing ports are shown on the right in the block diagram below Figure 3 2 M1749B DUT facing ports on right The...

Page 25: ...rnal switching of the M1749B can be configured so that either port is the RF output from the Tx upconverter or the RF input to the Rx downconverter These ports communicate with the DUT through an over...

Page 26: ...ing Side Instrument Facing Side The photograph below shows the instrument facing side of the M1749B the block diagram shows the instrument facing RF ports on the left Figure 3 4 M1749B instrument faci...

Page 27: ...rovides USB connectivity with an external controller This is one of two methods of controlling the M1749B the other involves use of the Control port which incorporates trigger signals When the USB int...

Page 28: ...d coaxial jumper connects it to the M1749B R In port and should be left in place 12 T Out This 2 4 mm connector provides a signal which will be used as the LO input to the Transmitter downconverter A...

Page 29: ...ribed in the table below Symbol Description This symbol marks the standby position of the power line switch This symbol marks the ON position of the power line switch This symbol marks the OFF positio...

Page 30: ...showing this mark comply with all applicable UK regulations The Keysight email address is required by EU directives applicable to our product The CSA mark is a registered trademark of the CSA interna...

Page 31: ...nstructions China Restricted Substance Product Label The EPUP environmental protection use period number in the center indicates the time period during which no hazardous or toxic substances or elemen...

Page 32: ...32 Getting Started Guide Exterior Features Labels and Symbols...

Page 33: ...ss Test Set M1749B Performance mmWave Transceiver Getting Started Guide 4 Functionality The following topics can be found in this section Simplified Block Diagram on page 34 Signal Routing on page 35...

Page 34: ...Tx upconverter and Rx downconverter and how the upconverted and downconverted signals interface with the DUT facing ports of the test head the right side of the illustration Figure 4 1 M1749B block di...

Page 35: ...o the M1749B used in generating an LO input to the upconverter and downconverter Brown fixed 9 6 GHz input to the M1749B used in generating an LO input to the upconverter and downconverter Orange gene...

Page 36: ...llustration below the green transmit path can be routed either to RF Tx Rx 1 as in the upper picture or to RF Tx Rx 2 as in the lower picture Whichever port is not transmitting becomes the receiver th...

Page 37: ...generated by the wireless test system Configuration choices for the M1749B are made within the application interface of the test application which the test set is running For example if the output sou...

Page 38: ...38 Getting Started Guide Functionality Control...

Page 39: ...ess Test Set M1749B Performance mmWave Transceiver Getting Started Guide 5 Troubleshooting The following topics can be found in this section Identifying Problems on page 40 Returning the M1749B for Se...

Page 40: ...that mmWave signals are not being exchanged with the Device Under Test check the following 1 Are the RF cables connected appropriately between the M1749B and the measurement instrument See Figure 2 1...

Page 41: ...ht Technologies Keysight Technologies has offices around the world to provide you with complete support for the M1749B To obtain servicing information or to order replacement parts contact the nearest...

Page 42: ...acific Australia 1 800 629 485 China 800 810 0189 Hong Kong 800 938 693 India 1 800 112 929 Japan 0120 421 345 Korea 080 769 0800 Malaysia 1 800 888 848 Singapore 1 800 375 8100 Taiwan 0800 047 866 Ot...

Page 43: ...This information is subject to change without notice Keysight Technologies 2022 Edition 1 January 2022 M1749 90003 www keysight com...

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