M7I Dc Power Supply; Figure 14: Ac Power Supply; Figure 15: Dc Power Supply - Juniper M7I Hardware Manual

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M7i DC Power Supply

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Copyright © 2010, Juniper Networks, Inc.

Figure 14: AC Power Supply

Table 20 on page 166
M7i Power Supply LEDs on page 24
Installing an M7i AC Power Cord on page 110
M7i AC Power Electrical Safety Guidelines and Warnings on page 149
Removing an M7i AC Power Cord on page 110
Replacing an M7i AC Power Supply on page 106
A DC-powered router has one or two load-sharing DC power supplies, located at the
bottom rear of the chassis, as shown in Figure 2 on page 6. For information about power
supply redundancy and replaceability, see "M7i Power System Description" on page 21.
Figure 15 on page 23 shows the power supply.

Figure 15: DC Power Supply

NOTE: The DC power supplies are marked –48 VDC. This is the nominal
voltage associated with the battery circuit. Any higher voltages are associated
only with float voltages for the charging function.
Table 23 on page 170
M7i Power Supply LEDs on page 24
Chapter 2: M7i Hardware Components
23