Lucent Technologies CPS4000 - Page 176

Lucent Technologies -48V CPS4000/CPS4000 PLUS Cabinet Power System
9 - 2 Troubleshooting Issue 13 December 2000
Rectifier Flowchart
Start
End
Yes
Yes
No
No
No
No
No
No
No
Yes
Yes
Yes
Yes
Yes
End
End
Go to 1 Sheet 2
Go to 2 Sheet 3
Go to 3 Sheet 2
Turn Power Switch
On and Go to Start
Replace Defective
Rectifier
Check for
Excessive Load
Control Unit May Have
Shut Down Rectifier Using
Remote On/Standby Control
Remove Control Unit
Check Rectifier for
Proper On/Standby
Control
Does Rectifier
Deliver Power?
Is Any
LED Lit?
Is ALM
LED Lit?
Is STBY
LED Lit?
Is Power
Switch On?
Does Rectifier
Restart?
Does Rectifier
Continue to Operate
After 1 Minute?
Sheet 1