Agilent Technologies E3633A - Chapter 5 Service; O P E R a T I N G C H E C K L I S; I S T H E P O W E R S U P P L y I N O P E R a T I V; D O E S T H E P O W E R S U P P L y F a I L S E L F - T E S

Chapter 5 Service
Operating Checklist
97
5
Operating Checklist
Before returning yo ur power supply to Agilent for service or repair check the
following items:
Is the Power Supply Inoperative?
Verify that the ac power cord i s connected to the power supply.
Verify that the front-panel power switch is depressed.
Verify that the power-line fuse is installed:
Use the 6.3 AT, 250 V fus e for 100 or 115 Vac oper ation.
Use the 3.15 AT, 250 V fus e for 230 Vac operation .
Verify the power-line voltage setting.
See ‘‘To prepa re the power suppl y for use ’’ on page 23.
Does the Power Supply Fail Self-Test?
Verify that the correct power-line voltage is selected.
See ‘‘To prepa re the power suppl y for use ’’ on page 23.
Remove all load connections to the power supply.
Ensure that all terminal connections are remov ed while the self-test is
performed.