Lift; Removing The Tx Matrix Components; Removing The Power Supplies - Juniper TX MATRIX Hardware Manual

TX Matrix Hardware Guide
Tools and Parts Required to Install the TX Matrix Chassis Without a Mechanical Lift
Related
Documentation

Removing the TX Matrix Components

Removing the Power Supplies

92
To install the TX Matrix router without a mechanical lift, you need the following tools
and parts:
Phillips (+) screwdriver, number 2
ESD grounding wrist strap
Overview of Installing the TX Matrix Chassis Without a Mechanical Lift on page 91
Removing the TX Matrix Components on page 92
Lifting the TX Matrix Chassis Manually on page 98
Reinstalling the TX Matrix Components on page 100
To make the TX Matrix router light enough to install manually, you first remove most
components from the chassis. These procedures are for initial installation only, and
assume that you have not connected power cables to the TX Matrix router. The following
procedures describe how to remove components from the chassis, first from the rear
and then from the front:
Removing the Power Supplies on page 92
1.
Removing the TX-CBs on page 93
2.
3. Removing the Rear Fan Tray on page 94
Removing the TX-SIBs on page 95
4.
Removing the Front Fan Trays on page 97
5.
The power supplies are located at the lower rear of the chassis. Each two-input 160-A
power supply weighs approximately 23 lb (10.5 kg). Each three-input 240-A power supply
weighs approximately 25 lb (11.3 kg).
To remove the power supplies:
Attach an electrostatic discharge (ESD) grounding strap to your bare wrist, and connect
1.
the strap to an approved site ESD grounding point. See the instructions for your site.
Switch the circuit breakers on the power supply faceplate to the off position (
2.
recommend this even though the power supplies are not connected to power sources.
Loosen the captive screws on the lower corners of the power supply faceplate
3.
completely.
Twist the ejector handles on the upper corners of the faceplate counterclockwise to
4.
unseat the power supply.
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