Removing a Power Supply
b.Place the lock washers over the positive and negative studs.
c.Place the nuts over the lock washers and tighten. Torque applied must be 36 in‐lb.
13.Replace the plastic shield.
14.Repeat steps 9 through 12 for each power supply.
15.Connect the DC input wiring to the DC power source.
16.Switch the branch circuit disconnect device to allow power to reach the DC power supply.
17.Set the circuit breakers on each DC power supply to On.
Note: Before you power up the Matrix X chassis, you must complete installation of fan trays and modules.
Removing a Power Supply
Warning: Disconnect all power sources before servicing.
Advertencia: Desconectar todas las fuentes de poder antes de dar mantenimiento.
Warnhinweis: Trennen sie die komplette Stromversorgung, bevor sie das Gerät warten.
To remove a DC power supply:
1.Ensure that the branch circuit disconnect device is switched to prevent power from being supplied to the DC power supply.
2.Attach the anti‐static wrist strap before handling the power supply module.
3.Switch the circuit breaker on the DC power supply to Off.
4.Remove the clear plastic shield over the terminal studs.
5.Remove the cables from the terminal studs.
6.Disconnect the earth ground stud of the power supply from the earth ground.
7.Unscrew the captive screw to release the power supply from the chassis.
8.Remove the power supply by grasping the handle and pulling it straight out of the chassis.
9.Fasten a coverplate over the empty slot.