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S E R V I C E
E8363CH85 PNA Microwave Network Analyzers
Serial Numbers:
MY00000000-MY48500000, SG00000000-SG48500000, US00000000-US48500000
A new touchscreen display inverter shield is available to improve PNA noise
floor performance.
Parts Required:
P/N
N5230-00017
Inverter Shield
ADMINISTRATIVE INFORMATION
SERVICE NOTE CLASSIFICATION:
MODIFICATION RECOMMENDED
ACTION
ON SPECIFIED FAILURE
CATEGORY:
LOCATION
CATEGORY:
ON-SITE
SERVICE CENTER
PRODUCT'S SUPPORT LIFE
AVAILABILITY:
Calibration Not Required
ADDITIONAL INFORMATION: Affected PNA Models: E836xC & E8362/3/4CH85. Service Note History: E8363CH85-02
released Jan 2009. E8363CH85-02A released Dec 4, 2012 to revise serial numbers.
© AGILENT TECHNOLOGIES, INC. 2012
PRINTED IN U.S.A.
December 5, 2012
Rev. 20
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Description
D
E8363CH85-02A
Qty.
1
STANDARDS
LABOR: 0.5 Hours
SERVICE
N/A
INVENTORY:
NO CHARGE AVAILABLE UNTIL: end of service life
PRODUCT LINE: WN
AUTHOR: MF
N O T E
Supersedes:
E8363CH85-02
USED
PARTS:
SCRAP
Page 1 of 6
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Summary of Contents for Agilent Technologies E8363CH85
- Page 1 Calibration Not Required PRODUCT LINE: WN AUTHOR: MF ADDITIONAL INFORMATION: Affected PNA Models: E836xC & E8362/3/4CH85. Service Note History: E8363CH85-02 released Jan 2009. E8363CH85-02A released Dec 4, 2012 to revise serial numbers. © AGILENT TECHNOLOGIES, INC. 2012 PRINTED IN U.S.A.
- Page 2 Page 2 of 6 E8363CH85-02A Situation: Some PNA C-models may exhibit poor noise floor performance caused by inverter shield N5230- 00013. Solution/Action: NOTE: The PNA contains extremely sensitive components that can be ruined if mishandled. The person performing the work accepts responsibility for the full cost of the repair or replacement of damaged components.
- Page 3 Page 3 of 6 E8363CH85-02A Figure 1: Old inverter shield N5230-00013 9. Loosen the two screws on the inverter shield shown in Figure 2, using a T-10 wrench. Figure 2 10. Remove the two screws from the PCB shown in Figure 3, using a T-10 wrench.
- Page 4 Page 4 of 6 E8363CH85-02A Remove the two screws from the PCB With T-10 wrench Remove the three cables from the PCB...
- Page 5 Page 5 of 6 E8363CH85-02A Slide the PCB into the new shield (N5230-00017), as shown in Figure 4 Figure 4 12. Position the shield and PCB on the display assembly frame, as shown in Figure 5. Use a T-10 wrench to reinstall the two screws on the PCB. Reconnect the cables on the PCB.
- Page 6 Page 6 of 6 E8363CH85-02A 13. The finished repair is shown in Figure 6. Figure 6 14. Replace the front panel assembly on the PNA as per “Removing and Replacing the Front Panel Assembly” in the Service Guide.