2-18
3. Press the latch on the power supply towards the handle side, and pull the power supply part
way out of the slot along the guide rails.
4. Grasping the handle of the power supply with one hand and supporting module bottom with the
other, pull the power supply slowly out of the slot along the guide rails.
5. Place the removed power supply on an anti-static mat or put it into its packaging bag.
6. If you are not to install a new power supply in the slot, install a filler panel in the slot to prevent
dust and ensure good ventilation.
Figure2-19 Removing a power supply
Removing a PSR450-12D power supply
1. Wear an ESD wrist strap. Make sure the strap makes good skin contact and is reliably
grounded.
2. Remove the power cord from the power supply. As shown in Table3-2, use a flathead
screwdriver to loosen the two screws on the power cord connector and then pull the connector
out.
3. Holding the power supply handle with one hand and using your thumb to press the latch on the
power supply rightwards, pull the power supply part way out of the slot. Supporting the power
supply bottom with the other, pull the power supply slowly out of the slot.