Lucent Technologies -48V CPS4000/CPS4000 PLUS Cabinet Power System
Issue 13 December 2000
Troubleshooting 9 - 7
Converter Flowchart, continued
No
No
No
No
No
Yes
Yes
Yes
Yes
Yes
Remove Obstruction
and Restart Converter
Turn the Power Switch
Off then On Again
End
End
End
End
End
End
Unplug Converter
from Shelf
Replace Fans
Reinstall Converter
Decrease Load or
Increase Capacity
Adjust Plant
Voltage Setpoint
Replace Converter
Is TA LED
Also Lit?
Is the Load
Greater than Installed
Capacity?
Does Converter
Restart and
Stay On?
Is Plant Voltage
Setpoint Correct?
Is There a Fan
Obstruction?
2
Sheet 3