08720-90406 - Agilent Technologies
Contents
1. ADDRESS 1619001529 POKE 1 Q1 Preset 5 Verify that the analyzer displays OPTION 1D5 by pressing SERVICE MENU FIRMWARE REVISION Return the A7 Switch to Normal 6 Return the A7 switch to the Normal mode 7 Replace the analyzer bottom cover and all the rear panal feet Installation Note 08720 90406 Verify the Frequency Reference Operation 1 Connect the equipment as shown in Figure 6 Figure 6 Frequency Reference Operation Test NETWORK ANALYZER FREQUENCY COUNTER o0000000 sb65d 2 Press System Menu CWFREQ 50 _ Mi 3 Connect the BNC to BNC jumper Supplied with the upgrade kit between the EXT REF and the 10 MHz High Stability Reference connectors Refer to Figure 7 Figure 7 Location of the BNC to BNC J umper and Adjustments BNC to BNC HIGH STABILITY JUMPER FREQUENCY ADJUSTMENTS a db63d 4 Usea flat head screwdriver to remove the screw that secures the high stability frequency adjustment as shown in Figure 7 Insert a narrow screwdriver and adjust the high stability frequency reference potentiometer for a reading of 50 MHz 5 Hz 10 Installation Note 08720 90406 In Case of Difficulty 1 Make sure that you had moved the A7 CC jumper and then returned it to the original position at the appropriate times Remove the BNC to BNC jumper 3 Press System Menu CWFREQ 50 Mi Locate the A12 Reference board assembly board with red extractors Refer to2. stability frequency reference board A26 1 Installation Note 08720 90406 Figure 4 Assembling the High Stability Frequency Reference A26 Reassemble the Rear Panel 1 Replace the VGA connector with the two connector fasteners 2 Reconnect the ribbon cable W85 from the motherboard connector A17 6 Reconnect the fan harness from the motherboard connector A17 5 3 Carefully fit the rear panel into the rear frame 4 Replace the four screws that surround the connector interfaces on the rear panel Replace the six screws that go next to the preregulator on the rear panel 5 Reconnect W13 to A12J 3 and reseat the reference board A12 in its card cage slot Be sure to route W13 through the notches provided in the card cage walls 6 Replace the pc board stabilizer 7 Finish securing the rear panel by replacing the six screws in the top and bottom edges of the rear frame 8 Option 085 only Replace the jumper cable and the two screws in the SOURCE IN OUT BLOCK 9 Replace the top cover 8 Installation Note 08720 90406 Add Option 1D5 to the Firmware Set the A7 Switch 1 Turn the network analyzer upside down 2 Locate the A7 switch on the A7 CPU assembly at location S400 Refer to Figure 5 Figure 5 A7 Switch Location CPU Assembly mem A o sg6106e 3 Set the A7 switch to the Alter mode Make an Addition to the Displayed Options List 4 Press System SERVICE MENU PEEK POKE PEEK POKE
3. the parts included in the upgrade kit Check the contents of your kit against this list If any item is missing or damaged contact Agilent Technologies Refer to Getting Assistance from Agilent on page 12 Table 1 Option 1D5 Upgrade Kit Contents Description Qty Part Number Frequency Reference Assembly 1 08753 60158 Frequency Reference Cable Assembly 1 8120 6458 Oscillator Bracket 1 08753 00078 BNC to BNC J umper 1 1250 1859 1 2 x 28 BNC Connector Nut 1 0590 1310 Pan head TORX Screw 3mm x 10 1 0515 0374 Pan head TORX Screw 3mm x 6 1 0515 0430 Flat washer 505 IDNY 1 3050 1546 Lock washer 505 ID 1 2190 0068 Installation Note 1 08720 90406 Installation Note 08720 90406 Required Equipment The following table lists the equipment tools and supplies necessary to verify the operation of the Option 1D5 upgrade kit Table 2 Required Equipment Item Part Model Number Frequency Counter 5343A BNC to BNC Cable Assembly 8120 1840 Adapter Type N m to BNC f 1250 1535 T 10 TORX screwdriver T 15 TORX screwdriver T 20 TORX screwdriver 3 16 inch hex nut driver 9 16 inch hex nut driver ESD electrostatic discharge grounding wrist strap 8719ET ES 8720ET ES and 8722ET ES Service Manual 08720 90397 Installation Note 08720 90406 Installation Procedure for the Upgrade Kit Remove the Bumpers and Covers 1 Discon
4. 06 9233 Taiwan tel 0800 047 866 fax 886 2 25456723 Philippines tel 632 8426802 tel PLDT subscriber only 1 800 16510170 fax 632 8426809 fax PLDT subscriber only 1 800 16510288 Thailand tel outside Bangkok 088 226 008 ta within Bangkok 662 661 3999 fax 66 1 661 3714 People s Republic of China tel preferred 800 810 0189 tel alternate 10800 650 0021 fax 10800 650 0121 12 Installation Note 08720 90406
5. Figure 8 Adjust the VCXO AD for a frequency counter reading of 50 MHz 500 Hz Figure 8 VCXO ADJ Adjustment Location XO RED ae A12 Reference Assembly hg605 Reconnect the BNC to BNC jumper as shown in Figure 7 Insert a narrow screwdriver and adjust the high stability frequency reference potentiometer for a reading of 50 MHz 5 Hz If you cannot adjust the A12 board assembly to the frequency as specified replace the A12 assembly If you cannot adjust for a frequency reading of 50 MHz 5 Hz replace the A26 assembly Repeat the Frequency Reference Operation Verification procedure Installation Note 08720 90406 Getting Assistance from Agilent By internet phone or fax get assistance with all your test and measurement needs Table 9 Contacting Agilent Online assistance www agilent com find assist United States tel 1 800 452 4844 Latin America tel 305 269 7500 fax 305 269 7599 Canada tel 1 877 894 4414 fax 905 282 6495 Europe tel 31 20 547 2323 fax 31 20 547 2390 Australia tel 1 800 629 485 fax 61 3 9210 5947 New Zealand tel 0 800 738 378 fax 64 4 495 8950 J apan tel 81 426 56 7832 fax 81 426 56 7840 Singapore ta 1 800 375 8100 fax 65 836 0252 Malaysia te 1 800 828 848 fax 1 800 801 664 India tel 1 600 11 2929 fax 000 800 650 1101 Hong Kong tel 800 930 871 fax 852 25
6. Installation Note 8719E T E S 8720ET ES and 8722ET ES Network Analyzer Option 1D5 High Stability Frequency Reference Upgrade Kit it Agilent Technologies Agilent Part Number 08720 90406 Printed in USA April 2002 08720 90406 Notice The information contained in this document is subject to change without notice Agilent Technologies makes no warranty of any kind with regard to this material including but not limited to the implied warranties of merchantability and fitness for a particular purpose Agilent 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 2002 Agilent Technologies Inc All rights reserved About the Upgrade Kit Products affected 0 0000 e eee aes 8719ET ES 8720ET ES and 8722ET ES Network Analyzers Installation to be performed by Agilent service center personnel qualified by Agilent or customer If you need assistance refer to Getting Assistance from Agilent on page 12 Purpose The Option 1D5 High Stability Frequency Reference U pgrade Kit provides a 50 MHz 5 Hz 25 C 5 C reference signal for a 8719ET ES 8720ET ES or 8722ET ES network analyzer This installation note describes the installation and performance verification procedures for the upgrade kit Items Included in the Upgrade Kit The following table lists
7. emove the jumper cable item 12 and the two screws item 13 from the SOURCE IN OUT BLOCK 11 Gently pull the rear panel away from the frame Refer to Figure 3 Disconnect the ribbon cable W85 from the motherboard connector A17 6 by pressing down and out on the connector locks Disconnect the fan harness from the motherboard connector A17 5 6 Installation Note 08720 90406 Figure 3 Removing the Rear Panel W85 jae ES w58 W59 Oo sb682d Opt Attach the Frequency Reference Assembly 12 Remove the two plastic hole plugs from the rear panel holes that are labeled 10 MHz PRECISION REFERENCE and ADJ This is the location on the rear panel where the high stability frequency reference assembly will be installed 13 F asten the bracket item 12 to the inside of the rear panel item 13 with a screw item 14 in the location shown Refer to Figure 4 14 Place the plastic spacer washer item 15 over the female BNC connector item 16 on the high stability frequency reference board A26 15 Slide the high stability frequency reference board A26 into the bracket item 12 and secure it with the attaching screw item 17 16 Finish securing the assembly to the rear panel by attaching a washer item 18 and nut item 19 to the female BNC connector that protruded through the 10 MHz PRECISION REFERENCE hole 17 Connect the three wire harness W30 from the rear panel interface board A16 3 to the high
8. nect the power cord 2 Remove the top cover refer to Figure 1 a Remove the upper bumpers on the rear of the analyzer item 1 by loosening the attaching screws item 2 b Loosen the top cover screw item 3 c Slide the cover off towards the rear of the analyzer 3 Remove the bottom cover a Turn the analyzer upside down b Remove the remaining two bumpers on the rear of the analyzer item 4 by loosening the attaching screws item 5 c Loosen the bottom cover screw item 6 d Slide the cover off towards the rear of the analyzer Figure 1 Removing the Top and Bottom Covers db 2d Installation Note 08720 90406 Remove the Rear Panel Assembly 4 Remove the six screws item 7 from the rear frame two from the top edge and four from the bottom edge Refer to Figure 2 5 Remove the screw that secures the pc board stabilizer item 8 and remove the stabilizer 6 Lift the reference board assembly A12 from its motherboard connector and disconnect the cable from A13J 3 7 Remove the six screws item 9 next to the preregulator from the rear panel as shown 8 Remove the four screws item 10 surrounding the peripheral interface connectors from the rear panel as shown Figure 2 Disconnecting the Rear Panel 9 6 PLACES 10 4 PLACES 2 PLACES 4 PLACES 2 PLACES 2 PLACES db 6d 9 Remove the two connector fasteners item 11 from the VGA connector 10 Option 085 only R
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