Juniper TX MATRIX PLUS Hardware Manual page 206

TX Matrix Plus Router Hardware Guide
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Documentation
172
WARNING: If any of the
power is reversed, switch off the customer site circuit breakers
immediately. Correct the cabling and verify that all
are green before proceeding with the procedure.
Switch the circuit breakers on one of the power supplies to the on position (
8.
Verify that the
9. PWR ON
LEDs blink momentarily, then light steadily to indicate that the circuit breakers are
ON
on.
NOTE: After a power supply is powered on, it can take up to 60 seconds
for status indicators—such as the LEDs on the power supply, the command
output displays, and messages on the LCD display on the craft
interface—to indicate that the power supply is functioning normally. Ignore
error indicators that appear during the first 60 seconds.
Verify that the
PEM OK
10.
FAULT LED is off, indicating that the power supply is correctly installed and is
functioning properly.
NOTE: If the
repeat the installation and cabling procedures.
On the external management device connected to the Routing Engine, monitor the
11.
startup process to verify that the system has booted properly.
NOTE: After powering on a power supply, wait at least 60 seconds before
turning it off.
NOTE: The Routing Engine boots as the power supply completes its startup
sequence. If the Routing Engine finishes booting and you need to power off
the system, see the procedure for powering off the system.
TX Matrix Plus Power System Description on page 41
TX Matrix Plus Seven-Input 420-A Power Supplies Overview on page 41
Power Supply LEDs on the TX Matrix Plus Craft Interface on page 35
TX Matrix Plus Seven-Input 420-A Power Supply LEDs on page 43
Connecting the TX Matrix Plus Router to a Management Console or Auxiliary Device
on page 160
INPUT PRESENT
LEDs on the power supply faceplate are lit steadily. The
LED on the power supply faceplate is lit steadily and that the
LED does not light steadily or the
PEM OK
LEDs are red, indicating that the
INPUT PRESENT
| ).
LED is lit,
FAULT
Copyright © 2010, Juniper Networks, Inc.
LEDs
PWR