Converting To A Different Type Of Power Supply; Converting From Ac To Dc Power Supplies On An Mx960 Router - Juniper MX960 Hardware Manual

CHAPTER 30

Converting to a Different Type of Power Supply

IN THIS CHAPTER

Converting from AC to DC Power Supplies on an MX960 Router | 629

Converting from DC to AC Power Supplies on an MX960 Router | 638
Converting from AC to DC Power Supplies on an MX960 Router
The conversion of an MX960 router from AC to DC or DC to AC should be performed with the system
completely powered off. A system cannot operate with a mix of AC and DC power supplies. This procedure
assumes conversion from normal-capacity power supplies to high-capacity power supplies.
Remove MX960 normal-capacity AC power supplies for power supplies in slots 0, 1, 2, 3 where present.
All power supplies should be removed before proceeding with the installation of the DC power supplies.
To convert from AC to DC, use the following procedures.
Use the following procedures to install the MX960 high capacity DC power supplies or install the
high-voltage second-generation universal power supplies for power supply in slots 0, 1, 2, 3 where present.
To remove a normal-capacity AC power supply (see
1. Move the AC input switch in the chassis above the power supply in slot 0 to the off (O) position.
2. Remove the power cord from the AC power source. Follow the ESD and disconnection instructions
for your site.
3. Remove the power cord from the power supply.
4. While grasping the handle on the power supply faceplate with one hand, use your other hand to pull
the spring-loaded locking pin in the release lever away from the chassis and turn the release lever
counterclockwise until it stops.
5. Let go of the locking pin in the release lever. Ensure that the pin is seated inside the corresponding
hole in the chassis.
Figure 209 on page 539):
629