Replacing An Dc Power Supply In The Ptx10003; Remove The Dc Power Supply From The Ptx10003 - Juniper PTX10003-80C Hardware Manual

Replacing an DC Power Supply in the PTX10003

WARNING:
the power cord from the power supply. Unplugging an DC connection while the power
supply is powered up may damage the electrical connectors.
WARNING:
you must power off the PTX10003 before removing the power supplies. See
Off the PTX10003" on page
CAUTION:
overheating. Before removing the power supply, ensure you have a replacement power
supply available.
CAUTION:
as the fan trays installed in the router. Labels on the power supply handle indicate the
direction of airflow. See
CAUTION:
taken the necessary precautions to prevent electrostatic discharge (ESD) damage (see
"Prevention of Electrostatic Discharge Damage" on page

Remove the DC Power Supply from the PTX10003 | 139

1.
Install the DC Power Supply in the PTX10003 | 141
2.
Remove the DC Power Supply from the PTX10003
1. Place the antistatic bag or the antistatic mat on a flat, stable surface.
2. Wrap and fasten one end of the ESD wrist strap around your bare wrist, and connect the other end of
the strap to the ESD point on the device.
Turn off the circuit breaker for the DC power source before disconnecting
If you need to replace all the power supplies installed in your PTX10003,
125.
Replace the power supply within one minute of removal to prevent chassis
The DC power supply you are installing must use the same airflow direction
"PTX10003 Cooling System Description and Airflow" on page
Before you replace a power supply in a PTX10003, ensure that you have
"Powering
205).
139
46.