Juniper NetScreen-5000 Series, Руководство по установке и настройке

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Replacing a DC Power Supply
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Servicing the Device
Figure 19: Inserting a NetScreen-5200 Module (NetScreen-5400 Similar)
4. Tighten the screws using a phillips screwdriver.
Replacing a DC Power Supply
To replace a DC power supply:
1. Turn off the power supply.
2. Loosen the retaining screws on the terminal block.
3. Remove the feed wires.
4. Turn the thumbscrew counterclockwise to release the power supply.
5. Lift and grip the lever, and then gently pull the power supply straight out.
6. Insert the new power supply into the bay.
7. Secure the power supply in place by tightening the thumbscrew clockwise.
8. Reconnect the wires as explained in “Installing and Wiring a DC Power Supply”
on page 26.
Tighten screws
Swing levers inward
WARNING: Before replacing a power supply, you must shut off current to the DC
feed wires that lead to the power supply. Also, be sure that the power switch is in
the off position (right side pressed in).