Juniper MX2020 Hardware Manual page 336

7. Verify that the PWR OK LED is lit green steadily. See
on page 117, MX2010 DC Power Supply Module LEDs, or MX2008 DC Power Supply Module LEDs for
information on PSM LED behavior.
8. Repeat Steps 1 through
Figure 141: MX2000 DC Power Supply Module Front View (240 V China)
NOTE: Each PSM slot not occupied by a (240 V China) DC PSM must be covered by a
PSM blank panel.
RELATED DOCUMENTATION
Powering Off the DC-Powered MX2000 Router | 660
Replacing an MX2000 DC Power Supply Module (240 V China) | 408
7 for installing PSMs in slots 0, 1, and 2, where required.
"MX2020 DC and Power Supply Module LEDs"
316