Juniper SRX5800 Hardware Manual page 290

4. For a high-capacity DC power supply, configure the power supply for the number of DC feeds:
a. Rotate the metal cover away from the input mode switch to expose the switch.
b. Move the input mode switch to position 0 for one feed or position 1 for two feeds.
NOTE: The high-capacity DC power supply will operate with only one of its two DC inputs
connected to a power feed. However, its DC output will be limited to a maximum of 1700
W. We recommend that you connect two DC power feeds to each high-capacity DC
power supply.
5. Ensure that the voltage across the DC power source cable leads is 0 V and that there is no chance that
the cable leads might become active during installation.
6. Ensure that the release lever below the empty power supply slot is locked in the counterclockwise
position (see Figure 126 on page
If necessary, pull the spring-loaded locking pin in the release lever away from the chassis and turn the
release lever counterclockwise until it stops. Let go of the locking pin in the release lever. Ensure that
the pin is seated inside the corresponding hole in the chassis.
7. Using both hands, slide the power supply straight into the chassis until the power supply is fully seated
in the chassis slot.
The small tab on the metal housing that is controlled by the release lever must be inside of the
corresponding slot at the bottom of the power supply (see
pull the power supply down in the chassis slot, prior to removing the power supply.
292).
Figure 126 on page 292). This tab is used to
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