Agilent Technologies E8401A, User And Service Manual, Page: 50 / 66

48 Servicing Your Mainframe Chapter 3
Replacing the
Agilent E8401A
Power Supply
1. Turn off the mainframe and remove the power cord.
2. Remove the rear panel. Refer to “Removing the Rear Panel from the
Mainframe” on page 45 for instructions.
3. Gently pull the supply out from the connectors on the backplane
adapter board.
4. Install the exchange power supply. Keep the replacement power
supply to the far right in the mainframe. Make sure the supply is
firmly inserted into the backplane connectors.
5. Replace the rear panel. Make certain that all 14 screws are secured.
Figure 3-4. Removing the Agilent E8401A Power Supply