Service Manual UDP6900 Series Digital Control Power Supply
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This instrument is a Class I safety product. The supplied power lead has good performance in terms of case
ground. This spectrum analyzer is equipped with a three-prong power cable that meets international safety
standards. It provides good case grounding performance for the specification of your country or region.
Please connecting AC power cable as the following steps.
Ensure the power cable is in good condition
Leave enough space for connecting the power cord
Plug the attached three-prong power cable into a well-grounded power socket.
Electrostatic Protection
Electrostatic discharge may cause damage to component. Components can be damaged invisibly by
electrostatic discharge during transportation, storage and use.
The following measure can reduce the damage of electrostatic discharge.
Testing in anti-static area as far as possible
Before connecting the power cable to the instrument, inner and outer conductors of the instrument
should be briefly grounded to discharge static electricity
Ensure all the instruments are properly grounded to prevent the accumulation of static
Serial Number and System Information
UNI-T continually improves the performance, availability, and reliability of its products. UNI-T service
personnel have access to check the serial number and system information.
The serial number is located on the serial label on the rear cover, or if the instrument is powered on, press
the [Menu] key -> "System" to view. The system information is useful for updates and aftermarket upgrades.
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