![background image](http://html1.mh-extra.com/html/keithley/7999-4/7999-4_instruction-manual_4071817014.webp)
Safety symbols and terms
The following symbols and terms may be found on the switch or used in this manual.
The
symbol indicates that the user should refer to the operating instructions located in
the manual.
The
symbol
shows that high voltage may be present on the terminal(s). Use standard
safety precautions to avoid personal contact with these voltages.
The
WARNING
heading used in this manual explains dangers that might result in personal
injury or death. Always read the associated information very carefully before performing the
indicated procedure.
The
CAUTION
heading used in this manual explains hazards that could damage the switch.
Such damage may invalidate the warranty.
Specifications
Full Model 7999-4 specifications are included at the front of this manual.
Unpacking and inspection
Inspection for damage
The Model 7999-4 is packaged in a re-sealable, anti-static bag to protect it from damage due
to static discharge and from contamination that could degrade its performance. Before remov-
ing the switch from the bag, observe the precautions on handling discussed below.
Handling precautions
•
Always grasp the switch by the covers. Do not touch board surfaces or components.
•
After removing the switch from its anti-static bag, inspect it for any obvious signs of
physical damage. Report any such damage to the shipping agent immediately.
•
When the switch is not installed and connected, keep the switch in its anti-static bag,
and store it in the original packing carton.
!
Summary of Contents for 7999-4
Page 1: ...Contains Operating and Servicing Information Model 7999 4 Microwave Switch Instruction Manual...
Page 12: ...1 GeneralInformation...
Page 16: ...2 Connections...
Page 22: ...3 Operation...
Page 25: ...3 4 Operation 1 1 Figure 3 2 Jumper location...
Page 29: ...4 ServiceInformation...
Page 34: ...5 ReplaceableParts...
Page 38: ......
Page 41: ...Keithley Instruments Inc 28775 Aurora Road Cleveland Ohio 44139 Printed in the U S A...