Figure 132: MX2020 Router with AC Power Supply Modules Installed
4. Verify that the INP0 and/or INP1 LEDs on the PSM are lit green steadily (see Figure 133 on page 309).
NOTE: If you are connecting two feeds, INP0 and INP1, both LEDs on the PSM will be
lit green steadily.
5. Attach an electrostatic discharge (ESD) grounding strap to your bare wrist, and connect the strap to
one of the ESD points on the chassis.
6. Move the switch to the on (|) position.
7. Verify that the PWR OK LED is lit green steadily. See “MX2020 AC Power Supply Module LEDs” on
page 106 for information on MX2020 AC PSM LEDs.
8. Repeat Steps 1 through 7 for installing PSMs in slots 0, 1, and 2, where required.
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