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System Installation
13.Fasten the screws on both sides of the pluggable screw terminals.
14.Turn on the external feed power.
15.Check the PEM LEDs and take the appropriate actions as listed in the table below.
PEM LEDs
Reverse LED (red) on
In LED (green) off
Reverse LED (red) off
In LED (green) off
Reverse LED (red) off
In LED (green) on
16.Push the breaker to the ON position.
The BP LEDs (on the right) indicate that power is available to the backplane from
the feed.
66
Status
Do not switch on the breaker while the Reverse LED is on.
Reason: The power connected is reversed.
Action: Turn off the feed power and attach the power cables at the
power connector with the correct orientation (-48 V, Return).
Do not switch on the breaker while the In LED stays off.
For possible reasons and solutions, see
The power is connected correctly. You may switch on the breaker now.
Centellis 2000 Shelf Release 3.0 Installation and Use (6806800L99F)
Appendix A, After Power
On.
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