5. Remove the screws on the terminals using the screwdriver.
6. Secure each positive (+) DC source power cable lug to a RTN (return) terminal. Secure
each negative (–) DC source power cable lug to a -48V (input) terminal.
Figure 19: Connecting DC Power
7. Tighten the screws on the power supply terminals until snug using the screwdriver.
Do not overtighten.
8. Replace the terminal block cover.
9. Close the input circuit breaker.
10. The device powers on as soon as power is provided to the power supply.
11. Verify that the IN and OUT LEDs on the power supply are lit green and are on steadily.
Related
Documentation
• Understanding the SRX4100 Power Supply on page 13
Copyright © 2017, Juniper Networks, Inc.50
SRX4100 Services Gateway Hardware Guide
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