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E9325A-01
S E R V I C E N O T E
Supersedes:
None
E9325A 50MHz-18GHz Peak and Average Sensor
Serial Numbers:
Only the following serial numbers are affected by this recall:
US40420101 US40420117 US40420129 US40420142
US40420102 US40420118 US40420130 US40420143
US40420103 US40420119 US40420131 US40420144
US40420104 US40420120 US40420132 US40420145
US40420106 US40420121 US40420133 US40420147
US40420107 US40420122 US40420134 US40420148
US40420108 US40420123 US40420135 US40420149
US40420109 US40420124 US40420136 US40420150
US40420113 US40420125 US40420138 US40420151
US40420114 US40420126 US40420139 US40420152
US40420115 US40420127 US40420140 US40420153
US40420116 US40420128 US40420141 US40420156
US40420161
ADMINISTRATIVE INFORMATION
SERVICE NOTE CLASSIFICA TI ON:
MODIFIC ATION RECOMMENDED
ACTION X IMMEDIATELY STANDARDS:
CATEGORY: [[]] ON SPECIFIED FAILURE LABOR: 2.0 Hours
LOCATION [[]] CUSTOMER INSTALLABLE SERVICE X RETURN USED [[]] RETURN
CATEGORY: X FACTORY INVENTORY: [[]] SCRAP PARTS: [[]] SCRAP
[[]] SERVICE CENTER [[]] SEE TEXT [[]] SEE TEXT
AVAILABILITY: AGILENT RESPONSIBLE UNTIL:
1 year from publish date November 9, 2002
AUTHOR: Tom Clemons PRODUCT LINE: PLPN
ADDITIONAL INFORMATION:
© AGILENT TECHNOLOGIES, INC. 2001
PRINTED IN U.S.A.
November 12, 2001
[[]] AGREEABLE TIME
Page 1 of 2

Page 2 of 2 E9325A-01
Product recall : Increased cal factor uncertainty at high frequency and high
power levels
To Be Performed By: Agilent-Qualified Personnel (at 5320 only)
Parts Required:
P/N Description Qty.
None
Situation:
Agilent Technologies has determined that a portion of E9325A Peak and Average Power Sensors
shipped between November 2000 and June 2001 have been incorrectly calibrated at high power (greater
than 0dBm) and high frequency (greater than 6GHz).
Not all sensors produced within the above dates are affected. If the customer’s sensor does not appear
on the above list of serial numbers, it does not require re-calibration and is not affected by this recall.
This error has resulted in higher Calibration Factor Uncertainty values than recorded on the Calibration
Report provided with the power sensor. Our data indic at es your customer’s sensor exceeds the Cal
Factor Uncertainty specifications above 6GHz and at power levels above 0dBm. This is not a safety
concern. It is important to note that this only affects the uncertainty of the parameters, not the absolute
value.
Solution/Action:
Your customer has been asked to contact their regional Instrument Support Center to make
arrangements to return affected E9325A Power Sensor(s) for re-calibration at the factory as part of a
product recall described by Service Note E9325A-01. Contact information and instructions provided to the
customer are included below. Please note that an RMA number must be assigned and the sensor must
be returned to the factory at Rohnert Park, CA., through the Factory Repair Coordinator there.
Contact Information:
Within the USA:
Please call 1-800-403-0801
The Instrument Support Center will issue an “RMA” number and help to arrange for the shipment of
affected sensors back to the factory. The sensors will be shipped directly between the factory and
customer with the assistance of the ISC.
Outside of the USA:
Please contact the appropriate Agilent Equipment Service (Repair & Calibration) office for your country at
the following address:
http://www.tm.agilent.com/classes/MasterServlet?view=howtobuy&language=eng&locale=us
An “RMA” number will be issued and shipment to and from the factory will be handled by this
organization.
A re-calibration will be performed on your customer’s E9325A Power Sensor(s), free of charge. This
service will be performed promptly, and the sensor will be returned as quickly as possible. A re-calibration
of the power sensor at the factory is the only method of correcting the problem. There is no specific “work
around” other than determining whether the increased uncertainty above 6GHz and 0dBm is a problem.
Once re-calibrated, the sensor will meet all published specifications. If the power sensor has been
repaired and re-calibrated at the factory since manufacture, no additional calibration is necessary. The
recommended one-year calibration cycle should be restarted to the date of the re-calibration.