1-2
Installation and Service Guide N525
1
-90001
Safety and Regulatory Information
Safety Symbols
PNA Series Microwave Network Analyzer System
N525
1
A
Safety Symbols
The following safety symbols are used throughout this manual. Familiarize yourself with each of
the symbols and its meaning before operating this instrument.
Caution denotes a hazard. It calls attention to a procedure that, if not correctly
performed or adhered to, could result in damage to or destruction of the instrument.
Do not proceed beyond a caution note until the indicated conditions are fully
understood and met.
Warning denotes a hazard. It calls attention to a procedure which, if not correctly
performed or adhered to, could result in injury or loss of life. Do not proceed beyond
a warning note until the indicated conditions are fully understood and met.
General Safety Considerations
Safety Earth Ground
This is a Safety Class I product (provided with a protective earthing ground
incorporated in the power cord). The mains plug shall only be inserted in a socket
outlet provided with a protective earth contact. Any interruption of the protective
conductor, inside or outside of the instrument, will make the instrument dangerous.
Intentional interruption is prohibited.
Always use the three-prong AC power cord supplied with this product. Failure
to ensure adequate grounding by not using this cord may cause product
damage.
Before Applying Power
Make sure that the analyzer line voltage selector switch is set to the voltage of
the power supply and the correct fuse is installed.
If this product is to be energized via an autotransformer make sure the common
terminal is connected to the neutral (grounded side of the mains supply).
This product is designed for use in Installation Category II and Pollution Degree 2.
Servicing
These servicing instructions are for use by qualified personnel only. To avoid
electrical shock, do not perform any servicing unless you are qualified to do
so.
Summary of Contents for N5227A
Page 4: ...iii Installation and Service Guide N5251 90001...
Page 7: ...Installation and Service Guide N5251 90001 1 1 1 Safety and Regulatory Information...
Page 15: ...Installation and Service Guide N5251 90001 2 1 2 System Description...
Page 25: ...Installation and Service Guide N5251 90001 3 1 3 System Installation...
Page 41: ...Installation and Service Guide N5251 90001 4 1 4 System Specifications...
Page 49: ...Installation and Service Guide N5251 90001 5 1 5 Maintenance and Support...
Page 53: ...Installation and Service Guide N5251 90001 6 1 6 Performance Tests and Checks...
Page 69: ...Installation and Service Guide N5251 90001 7 1 7 Replaceable Parts...