Fusing Assembly Removal Turn the power off and unplug the power cord before removing the fusing assembly. After turning the power off, let the fusing assembly cool down for several minutes. Do not insert metallic objects into the opening shown in figure 7-34. The print engine test button is located on the back of the printer as shown in figure 7-35. Figure 7-34 Not a Print Engine Test Button Figure 7-35 Print Engine Test Button 1 Remove the following assemblies: • Remove the DIMM cover. (See “DIMM Cover Removal” (page 172) for instructions.) • Remove the rear cover. (See “Rear Cover Removal” (page 177) for instructions.) C4170-90959 Parts Removal Tree 179