Technical data

Agilent 41000 Administration Guide, Edition 3 7- 5
Service
Troubleshooting
Troubleshooting
Troubleshoot the PDU as shown below.
1. Confirm that the site power line is turned off.
2. Disconnect power cable of PDU from site power line.
3. Confirm that the following items are connected properly. If you find any incorrect
connection, correct it.
• a cable from the EMO panel to the PDU
• cables between the PDU and the instrument power outlets
• short bar (on the PDU rear panel)
4. Turn on the site power line.
5. Set the following:
Main switch On position
EMO button Normal (extended) position
Instruments breaker Off (lower) position
Controller breaker Off (lower) position
6. Check the PDU and the EMO panel. See Table 7-1.
Table 7-1 Checking PDU and EMO Panel
Step Check item Action required
1 Set the main switch and the breakers on the
PDU to on. Can you set all the breakers to on?
If yes: Go to step 2.
If no: Replace the PDU.
2 Turn on the system switch on the PDU and
check the line voltage of the controller power
outlets on the PDU. Does the proper voltage
(depends on the option) appear?
If yes: Go to step 3.
If no: Replace the PDU.
3 Check the LINE indicator on the EMO panel.
Is the LINE indicator lit?
If yes: Go to step 4.
If no: Replace the EMO panel.
4 Press the ON button on the EMO panel. Check
the line voltage of the instrument power
outlets in the system cabinet. Does the proper
voltage (depends on the option) appear?
If yes: End.
If no: Go to step 5.
5 Is the green LED in the ON button lit? If yes: End.
If no: Replace the EMO panel.