Juniper SRX4100, Hardware Manual

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can install a replacement power supply without powering off the services gateway. The
DC power supply gives an output of 650 W.
Figure 9 on page 15 shows the DC power
supply.
Figure 9: DC Power Supply
Figure 10 on page 15 shows the location of the LEDs on a DC power supply. Each DC
power supply faceplate contains three LEDs that indicate the status of the power supplies.
Figure 10: DC Power Supply LEDs
Table 10 on page 15 describes the DC power supply LEDs.
Table 10: DC Power Supply LEDs
Description State Color LED
Indicates one of the following:
• Power input voltage is not within the normal
operating range.
•
No power input.
Off Unlit IN
Input power present and is within the normal
operating range. On steadily Green
No DC power output or abnormal DC output. Off Unlit OUT
DC power output is within the normal operating
range. On steadily Green
15 Copyright © 2017, Juniper Networks, Inc.
Chapter 4: Power Supply Description