Power supply 1 Unplug the power cord and the C-link interface cables from the 2,000-sheet input unit. 2 Remove the back and left covers (see page 300 and page 301). 3 Unplug one connector (callout 1). 2 2 1 2 Figure 159. Power supply 4 Remove two screws (callout 2). 5 Lift the power supply upward to clear the locating tabs underneath, and then slide it to the left to free it from the chassis. EN 2,000-sheet input unit 309