Advertisement
Quick Links
Keysight E8257D/57N/67D and E8663D
PSG Signal Generators Add Option UNX
(Ultra-Low Phase Noise Performance)
Kit Part Numbers:
E8251-60417, E8251-60980, and E8251-60991
Notice: This document contains references to Agilent.
Please note that Agilent's Test and Measurement busi-
ness has become Keysight Technologies. For more in-
formation, go to www.keysight.com.
Installation Note
Part Number E8251-90309
Printed in USA August 2014
Advertisement
Related Manuals for Keysight Technologies E8257N
Summary of Contents for Keysight Technologies E8257N
- Page 1 Kit Part Numbers: E8251-60417, E8251-60980, and E8251-60991 Notice: This document contains references to Agilent. Please note that Agilent’s Test and Measurement busi- ness has become Keysight Technologies. For more in- formation, go to www.keysight.com. Installation Note Part Number E8251-90309 Printed in USA August 2014...
- Page 2 Agilent 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. © Copyright 2006–2014 Keysight Technologies Inc.
- Page 3 Add Option UNX (Ultra-Low Phase Noise Performance) Kit Part Numbers: E8251-60417, E8251-60980, and E8251-60991 Product Affected: ......E8257D/57N/67D and E8663D Serial Numbers: .
- Page 4 Introduction This upgrade kit adds Option UNX (Ultra-Low Phase Noise Performance) to an E8257D (Analog) or E8267D (Vector) PSG Signal Generator. This kit applies to instruments that have either a standard reference assembly or Option UNR. Installation includes the following major steps, starting on page 7: 1.
-
Page 5: Installation Kit Parts List
Installation Kit Parts List E8251-60417 (For instruments with serial prefix < US4805/MY4805) Item Quantity Description Part Number Screw M3 x 0.5 8mm–lg 0515-0372 Screw M3 x 0.5 4mm–lg 0515-0663 Cable Tie 1400-0249 Termination-SMA male coaxial 50 ohm 1810-0118 Inductor–Fixed 470nH ± 2% 9140-2044 Bracket, Adapter, Reference Oscillator E8251-00338... - Page 6 E8251-60991 (For E8257D/57N and E8663D with serial prefix ³ US5150/MY5150) Item Quantity Description Part Number Screw M3 x 0.5 4mm–lg 0515-0663 Bracket, Adapter, Reference Oscillator E8251-00338 A32 10 MHz Crystal Oscillator–UNX E8251-60626 Cable Retainer E8251-40001 Retainer, Cable Top E8251-40007 Cable, LB Output to Amp Filter Board, 2 Piece, Bottom E8251-20488 Cable, LB Output to Amp Filter Board, 2 Piece, Top E8251-20489...
-
Page 7: Safety Considerations
Safety Considerations Before you disassemble the signal generator, turn the power switch off and unplug the WARNING power cord. Failure to unplug the signal generator can result in personal injury. Electrostatic discharge (ESD) can damage or destroy electronic components. All work on CAUTION electronic assemblies should be performed at a static-safe workstation. - Page 8 Record A31 Motherboard Version Number (For Instruments with Serial Prefixes <US4805/MY4805) 1. Press > > Utility Instrument Info/Help Mode Installed board info 2. Find the information for the Motherboard. 3. Write down the version number of the Motherboard. Check Firmware Version and Upgrade if < C.04.23 1.
- Page 9 Array Script: cs "REF BANDWIDTH INDEX", 8 cd "REF BANDWIDTH INDEX", 0, 2.5e01 cd "REF BANDWIDTH INDEX", 1, 5.5e01 cd "REF BANDWIDTH INDEX", 2, 1.25e02 cd "REF BANDWIDTH INDEX", 3, 3.0e02 cd "REF BANDWIDTH INDEX", 4, 6.5e02 cd "REF BANDWIDTH INDEX", 5, 1.55e03 cd "REF BANDWIDTH INDEX", 6, 3.65e03 cd "REF BANDWIDTH INDEX", 7, 1.05e04 cc "REF BANDWIDTH INDEX"...
- Page 10 Array Script: cs "SPECIALS LATCH VALUE", 18 cd "SPECIALS LATCH VALUE",0,+5.4000000000000E+01 cd "SPECIALS LATCH VALUE",1,+5.4000000000000E+01 cd "SPECIALS LATCH VALUE",2,+5.4000000000000E+01 cd "SPECIALS LATCH VALUE",3,+5.4000000000000E+01 cd "SPECIALS LATCH VALUE",4,+5.4000000000000E+01 cd "SPECIALS LATCH VALUE",5,+5.4000000000000E+01 cd "SPECIALS LATCH VALUE",6,+4.9000000000000E+01 cd "SPECIALS LATCH VALUE",7,+4.9000000000000E+01 cd "SPECIALS LATCH VALUE",8,+5.3000000000000E+01 cd "SPECIALS LATCH VALUE",9,+5.3000000000000E+01 cd "SPECIALS LATCH VALUE",10,+5.1000000000000E+01 cd "SPECIALS LATCH VALUE",11,+5.1000000000000E+01...
-
Page 11: Remove The Outer And Inner Signal Generator Covers
Remove the Outer and Inner Signal Generator Covers Remove the Outer Cover Refer to Figure 3. 1. Disconnect the power cord. 2. Using a T-20 driver, loosen the two screws (1) and remove the strap handle (2). 3. Using a T-15 driver, remove the center screws (3) on the four rear-panel feet (4). 4. - Page 12 Figure 3 Outer Cover Removal...
- Page 13 Figure 4 Inner Top Cover Removal...
- Page 14 Remove the A32 10 MHz Crystal Oscillator (For instruments with Option UNR) (For Instruments with Serial Prefixes <US4805/MY4805) Refer to Figure 5 for this procedure. 1. Position the signal generator with the rear panel facing you. 2. Using the needle-nose pliers, disconnect the W47 flexible cable (A31 Motherboard J1041) from A32J2. 3.
- Page 15 Figure 5 A32 10 MHz Crystal Oscillator A32W1 A21P2 a.Used only on E8267D with serial prefix <US4824/MY4824 and all E8257D.
- Page 16 For Instruments with Motherboard Versions Less than A0101, replace A31L400 (E8257D) or A31L44 (E8267D) (For Instruments with Serial Prefixes <US4805/MY4805) Refer to Figure 6. 1. Position the signal generator with the A31 Motherboard facing you. 2. Remove A31L400 (E8257D) or A31L44 (E8267D). 3.
- Page 17 Install W122 Cable and 50 ohm Termination Refer to Figure 7. 1. Position the signal generator with the front panel facing you. 2. Lift the retention levers and disconnect the A5 Sampler, A6 Frac-N, A7 Reference, and A8 Output boards from the A31 Motherboard.
- Page 18 Figure 7 W122 Installation 1GHz Ref Out W122 50 Ohm termination...
- Page 19 Connect W135 to W122 (For Instruments with Serial Prefixes >US4805/MY4805) Refer to Figure 7 and Figure 8. 1. Position the signal generator with rear panel facing you. 2. Remove the zip tie from the 1 GHz out cable (W135) on the rear panel, refer to Figure 8. 3.
- Page 20 Install the New A7 Reference Board (For Instruments with Serial Prefixes <US4805/MY4805) Refer to Figure 9. 1. Position the signal generator with the front panel facing you. 2. Install the new A7 Reference board into the empty slot. Figure 9 A7 Reference...
- Page 21 Install new A43 board and cables (For E8257D/57N and E8663D with Serial Prefixes >= US5150/MY5150) Refer to Figure 10. 1. Position the signal generator with the front panel facing you. 2. Disconnect W139 and remove A43. 3. Replace A43 with the new part, E8251-60633 and reconnect W139. 4.
- Page 22 Figure 11 W138...
-
Page 23: Re-Assemble The Signal Generator
Activate Option UNX 1. Follow the instructions on the Entitlement Certificate. Verify Proper Installation of Option UNX 1. Turn the instrument on and allow it to warm up for 5 minutes. 2. Press: > > Utility Instrument Info/Help Info Options Info 3.