Keysight N9048B PXE, Installation Note

Page 1: ...Option EXM External Mixing Upgrade Kit Keysight N9048B PXE EMI Receiver Installation Note ...

Page 2: ...ed warranties of merchantability and fitness for a particular purpose Keysight Technologies shall not be liable for errors contained herein or for incidental or consequential damages in connection with the furnishing performance or use of this material Manual Part Number N9048 90017 Edition Edition 1 December 2019 Supersedes August 2019 Printed in USA Malaysia Published by Keysight Technologies In...

Page 3: ...d Option EXM External Mixing This kit includes parts to upgrade a PXE regardless of frequency range option installed As a result some parts included in this kit will not be needed for upgrading some analyzers In addition to installing the hardware to support Option EXM a license for the following option will also be installed N9048B EXM External Mixing Products Affected N9048B PXE EMI Receiver Ser...

Page 4: ...xternal Mixing Front Panel N9020 20166 1 Label Warning N9030 80018 1 Cable Assembly uW N9020 20132 1 Cable Assembly mmW N9020 20167 1 Cable Assembly Coaxial A12 A32 50 Ohm 350 mm LG 8121 2027 2 EMI O ring 8160 1637 16 Screw Machine W Patch Lock 90 DEG flat HD Torx T10 M3X0 5 6mm LG SST 300 passivated 0515 1946 8 Screws Machine W Patch Lock 90 DEG Flat HD Torx T10 M3X0 5 8mm LG SST 300 passivated f...

Page 5: ...y Check Power on the instrument and allow the instrument to boot up Run an alignment and display the measurement screen The instrument will probably display a spectrum analyzer screen and you will see the instrument sweeping There should be no alignment failures If there are failures investigate and fix the problem before continuing Before you disassemble the instrument turn the power switch to St...

Page 6: ...instrument four bottom feet 4 Remove the four instrument bottom feet 6 5 Using the T 20 driver remove the four screws including washers 3 that hold the rear feet 4 in place 6 Pull the instrument cover 5 off towards the rear of the instrument Figure 1 Instrument Outer Case Removal If the instrument is placed on its face during any of the following procedures be sure to use a soft surface or soft cl...

Page 7: ... remove the top brace 1 use the T 10 driver to remove the twelve screws 3 0515 0372 attaching the top brace to the chassis Remove the wire holddown as shown in Figure 3 Remove and discard the fourteen screws or sixteen with Option WF1 4 0515 1946 attaching the top brace to the boards Figure 2 Top Brace Removal ...

Page 8: ...8 Installation Note N9048 90017 Option EXM External Mixing Upgrade Kit Figure 3 Wire Holddown ...

Page 9: ...Front Frame Assembly Removal 1 Refer to Figure 4 Using the T 10 driver remove the eight screws 1 four on each side to detach the Front Frame Assembly from the chassis Discard these screws Figure 4 Front Frame Removal Make sure any connectors on the front panel are removed ...

Page 10: ...ternal Mixing Upgrade Kit 2 Refer to Figure 5 Pull the Front Frame Assembly carefully away from the chassis Remove the ribbon cable W1 from the motherboard The cable has locking tabs on each side pinch and pull to release Figure 5 Front Panel Cable ...

Page 11: ...XM Cable Kit This is cable W30 and should be labeled 8121 2027 2 Refer to Figure 6 Connect the end of W30 labeled 903 to A15J903 Figure 6 A15J903 This procedure only applies to RF and microwave PXEs frequency range options 503 508 513 and 526 If your PXE has frequency range option 544 or 550 refer to Add Cables to A13 Front End and A15 Front End Controller Millimeter Wave PXE which follows ...

Page 12: ...12 Installation Note N9048 90017 Option EXM External Mixing Upgrade Kit 3 Refer to Figure 6 Remove the SMA 50 Ω loads on A13A1J8 and A13A1J13 Do not discard Figure 7 50 ohm Loads ...

Page 13: ...Installation Note N9048 90017 13 Option EXM External Mixing Upgrade Kit 4 Refer to Figure 8 Connect the end of W30 labeled 13 to A13A1J13 Torque the cable nut to 10 inch pounds Figure 8 A13A1J13 ...

Page 14: ...90017 Option EXM External Mixing Upgrade Kit 5 Refer to Figure 9 and Figure 10 Use tie wraps at the locations indicated to secure W30 to the semi rigid cables and to the wire harness Figure 9 W30 Tie Wraps Figure 10 W30 Tie Wraps ...

Page 15: ...Connect the end with the SMA male connector A13A1J8 with the SMA female connector pointing towards where the front panel would be The long straight section of W17 should be parallel to the casting of the A13 Front End and parallel to the side chassis Refer to Figure 11 Torque the cable nut to 10 inch pounds Figure 11 Orientation of W17 in an RF Microwave PXA ...

Page 16: ...Cable Kit This is cable W30 and should be labeled 8121 2027 2 Refer to Figure 12 Connect the end of W30 labeled 903 to A15J903 Figure 12 A15J903 This procedure only applies to Millimeter Wave PXEs frequency range options 544 and 550 03 508 513 and 526 If your PXE has frequency range option 503 508 513 or 526 refer to Add Cables to A13 Front End and A15 Front End Controller RF Microwave PXE above ...

Page 17: ...nds Route the cable as shown Figure 13 W17 and W30 4 Refer to Figure 13 Locate semi rigid coax cable part number N9020 20167 in the upgrade kit This is W17 Connect the end with the SMA male connector A13A1J8 with the SMA female connector pointing towards where the front panel would be The long straight section of W17 should be parallel to the casting of the A13 Front End and level Torque the cable...

Page 18: ...lation Note N9048 90017 Option EXM External Mixing Upgrade Kit 5 Refer to Figure 14 Use tie wraps at the locations indicated to secure W30 to the semi rigid cables and to the wire harness Figure 14 W30 Tie Wraps ...

Page 19: ...t corner of the front frame assembly This hole will be labeled EXT MIXER 3 Insert the SMA female to SMA female connector in the hole in the front frame assembly from the front of the assembly The hex feature on the connector should engage with the recess in the front frame assembly Refer to Figure 15 Secure the connector using the lockwasher and hex nut from the rear Torque to 21 inch pounds Figur...

Page 20: ...hat the cable slopes upward from the Ext Mixer connector at a 15 degree angle The top of the connector should be approximately level with the top of the shield over the Front Panel Interface board Refer to Figure 17 Torque the cable nut on the Ext Mixer connector to 10 inch pounds Figure 16 Connecting W29 to Ext Mixer Connector Figure 17 Proper Orientation of W29 ...

Page 21: ...allation Note N9048 90017 21 Option EXM External Mixing Upgrade Kit Front Frame Replacement 1 Refer to Figure 18 Reattach the ribbon cable W1 Ensure the locking tabs are engaged Figure 18 Front Panel Cable ...

Page 22: ...g the Front Frame onto the chassis If it is damaged or missing replace with the EMI O ring included in the kit Carefully position the Front Frame Assembly onto the chassis Ensure no cables are crushed 3 Attach the Front Frame using the eight screws 1 0515 2032 included in the kit four on each side of the chassis Torque to 9 inch pounds Figure 19 Front Frame Replacement ...

Page 23: ... 90017 23 Option EXM External Mixing Upgrade Kit 4 Refer to Figure 20 When the front panel is installed cables W17 and W29 typically do not align This is OK since the cables are flexible Figure 20 W17 and W29 Before Alignment ...

Page 24: ...gn and connect cables W17 and W29 Hand tighten the nut Figure 21 W17 and W29 Properly Aligned 6 Refer to Figure 22 Use a open end wrench to prevent the SMA female connector on W17 from twisting Use a 5 16 torque wrench to torque the nut on W29 to 10 inch pounds Figure 22 Torque Cable W29 onto W17 ...

Page 25: ...e top brace place the brace and the wire holddown in the correct position Using the twelve screws 3 0515 0372 attach the top brace and wire holddown to the chassis Attach the top brace to the boards using the fourteen screws or sixteen with Option WF1 4 0515 1946 included in the kit 2 Torque all screws to 9 inch pounds Figure 23 Wire Holddown ...

Page 26: ...26 Installation Note N9048 90017 Option EXM External Mixing Upgrade Kit Figure 24 Top Brace Replacement ...

Page 27: ...048 90017 27 Option EXM External Mixing Upgrade Kit 3 In the upgrade kit locate the Warning Label N9030 80018 4 Refer to Figure 25 Attach the Warning Label to the top brace as shown Figure 25 Add Warning Label to Top Brace ...

Page 28: ...Assembly 2 Replace the four rear feet to the rear of the instrument Torque the rear feet screws 0515 1619 and 3050 0893 washers to 21 inch pounds 3 Replace the bottom feet by sliding into place until they snap in Install the locks by pressing in flat 4 Replace the handle straps on both sides of the instrument Torque the handle strap screws to 21 inch pounds 5 Attach the SMA load removed earlier to...

Page 29: ...m a virus scan on this device before use 5 Save the License File to the root directory of the USB Storage Device 6 Connect the USB Storage Device to one of the analyzer s USB ports Connect a mouse to another USB port Windows will detect the new hardware and may display the configuration menu shown in Figure 27 This menu may be configured according to your preferences Figure 27 USB Storage Device C...

Page 30: ... be restarted Press File Exit An Exit Analyzer dialog box will appear press Enter to confirm the exit 2 Double click on the LaunchXSA icon on the Windows desktop Wait for the XSA application to finish starting the analyzer should be sweeping 3 Press System Show System on the analyzer to display a list of all displayed options You should see the following option listed N9048B EXM External Mixing Ve...

Page 31: ...ed The following performance verification tests are the minimum set required to ensure that this newly installed option is functioning properly IF Input Gain Accuracy LO Output Power Accuracy A full calibration is required to assure the instrument meets all specifications The end user must ultimately determine whether they want a full calibration to be performed after the installation of this upgr...

Page 32: ...This information is subject to change without notice Keysight Technologies 2019 Edition 1 December 2019 N9048 90017 www keysight com ...