Keysight 87421A, Operating And Service Manual

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Keysight
87421/2A Power Supply Operating and Service Manual
3 Operating and Service
Operating and Service
Operating Instructions
To operate the power supplies, connect the power supplies
output to the amplifier dc input with the cable provided. The
power supplies include a power cord with protective ground for
connection to 100- 240Vac.
Mounting holes are provided as shown in the diagrams
(
Figure 2 and Figure 3 ). The power supplies may be mounted in
any orientation with user supplied hardware.
Fuse Replacement
The power supplies have a fuse located next to the IEC
appliance inlet. If it is necessary to replace the fuse, disconnect
the power supply from both AC power and the amplifier. Using
a slotted screw driver, open the fuse cover and replace the fuse.
N O T E
• To ensure continued compliance to product safety and EMC specifications,
connect the power supplies to an amplifier only with the cable provided.
• Do not attempt to modify or extend the dc output cable. Contact your local
Keysight
Technologies Sales and Service office for help with special applications
requiring longer cables.