Keysight Technologies N9330B User Manual page 16

Handheld cable & antenna tester
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Getting Started
Safety Considerations
The VxWorks operating system requires full conformity to USB 1.1
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or USB 2.0 standards from a USB disk. Not all the USB disk are
built that way. If you have problems connecting a particular USB
disk, please reboot the analyzer before inserting the next.
Use USB disk in FAT or FAT32 format, with only one partition for
data saving and loading with the tester.
If left the battery in tester unused, a fully charged battery will
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discharge itself over time.
Never use a damaged or worn-out adapter or battery.
The charging process will be intermitted if the battery
temperature exceed the safety value. This process will restart
when the temperature declines.
If you are charging the batteries internally, even while the tester is
powered off, the tester may become warm. To avoid overheating,
always disconnect the tester from the AC adapter before storing
the tester into the soft carrying case.
Temperature extremes will affect the ability of the battery to
charge. Allow the battery to attain ambient operating temperature
before use or charging.
Storing a battery in extreme hot or cold places will reduce the
capacity and lifetime of a battery. Battery storage is
recommended at 25
Always power on the N9330B before connecting an electronic
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calibrator.
The average continuous power input is limited not to exceed +23
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dBm, DC voltage to 50 VDC. Instrument damage may result if
these precautions are not followed.
10
o
C.

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