Juniper T1600 Hardware Manual page 286

T1600 Core Router Hardware Guide
262
WARNING: Do not touch the power connectors on the rear of the power
supply (see Figure 147 on page 262). They can contain dangerous voltages.
Figure 147: Rear of the Power Supply Showing Midplane Connectors
CAUTION: Do not leave a power supply slot empty for more than a short time
while the router is operational. For proper airflow, the power supply must
remain in the chassis or a blank panel must be used in an empty slot.
Figure 148: Removing a Three-Input 240-A DC Power Supply
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