| Dummy Fan-and-Power-Supply Assembly (Models 010 and 500 Only)Notes:1. Unless you have a particular reason to do so, do not turn off the using system or the7133 when removing or installing the dummy fan-and-power-supply assembly.2. The diagrams in these instructions show a 7133 Model 010. The procedure for Model500 is the same, except that everything is turned through 90 degrees.3. The dummy fan-and-power-supply assembly can be present only in position 1 (asshown in the diagram).1 At the back of the 7133, remove the power cable 1 from the hole in the dummyfan-and-power-supply assembly.2 Open the latch 2 on the assembly.3-34 7133 Service Guide

IBM 7133 Series Service Manual