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4
Service
Service
The following service instructions consist of information on
troubleshooting, and repairs.
Troubleshooting
The U2000 Series USB power sensors represent a combination of a power
meter and power sensor in one unit. If the LED is red and blinking, it
indicates that there is a hardware error or operating system (OS) error in
the power sensor. The LED will only be blinking red if the power sensor
failed in the self- test. The command SYSTem:ERRor is used to read the
exact error messages which occur on the power sensor. Please kindly send
the power sensor back to the nearest service centre for repair. Refer to
the
Electrostatic discharge will render the power sensor inoperative. Do not, under any circumstances,
C A U T I O N
open the power sensor unless you and the power sensor are in a static free environment.
Repairing a Defective Sensor
There are no serviceable parts inside the U2000 Series USB power
sensors. If the sensor is defective, please send it back to the nearest
Agilent Service Center for repair. The entire module of the defective
sensor will be replaced with the appropriate replacement module. See
Table 4-
76
"LED Indicator Guide"
10.
for more information.
U2000 Series Operating and Service Guide
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