Power supply removal movie - ThinkStation C20 (type 4262, 4263, 4264, 4265), C20x (type 4266, 4269, 4271, 4272)
Text of the audio portion of this movie
Press up on the blue handle to release the cover.
Press up on the two black plastic tabs and rotate the front bezel away from the chassis.
Press down on the two blue release buttons. Rotate the frame up and pull it out of the slots in the rear of the chassis.
Disconnect the two cable assemblies from the far corner of the systemboard. Now disconnect the two cable assemblies nearest the power supply. Unroute the cable from the plastic guide on the systemboard. Remove the retaining screws from the rear cover. Push the cover to free it and lift it off of the chassis. Pull the cable assembly out of the slots in the chassis. Take the remaining power supply cables out of the guides in the chassis as shown. Remove the four retaining screws. Slide the power supply forward and lift it out of the system.