Lucent Technologies CPS4000 - Page 178

Lucent Technologies -48V CPS4000/CPS4000 PLUS Cabinet Power System
9 - 4 Troubleshooting Issue 13 December 2000
Rectifier Flowchart, continued
No
No
No
No
No
Yes
Yes
Yes
Yes
Yes
Remove Obstruction
and Restart Rectifier
Turn the Power Switch
Off then On Again
End
End
End
End
End End
Unplug Rectifier
from Shelf
Replace Fans
Reinstall Rectifier
Decrease Load or
Increase Capacity
Adjust Plant
Voltage Setpoint
Replace Rectifier
Is TA LED
Also Lit?
Is the Load
Greater than Installed
Capacity?
Does Rectifier
Restart and
Stay On?
Is Plant Voltage
Setpoint Correct?
Is There a Fan
Obstruction?
2
Sheet 3