Extreme Networks Summit X150 Series Hardware Installation Manual page 226

Figure 197: Three-wire Cable Harness
Note
Each wire on the harness has been properly marked for proper attachment to the DC power
source. Leave these labels on each lead wire for future reference.
Attaching the DC Wiring Harness to the DC Power Socket on the Switch
After the DC wiring harness is connected to a permanent DC voltage source by a qualified, licensed
electrician, you can remove, replace, and maintain the Summit DC-powered switch without further
electrician assistance.
Note
Be sure that the DC circuit is de-energized before you connect the DC wiring harness to the
DC power socket.
Caution
Be sure that proper ESD controls are in use before switch maintenance is performed. This
includes but is not limited to wrist straps that are grounded to the switch chassis and earth
grounds.
To attach the DC wiring harness to the internal DC power supply:
Summit Family Hardware Installation Guide
Installing Summit Family Switches
226