Contact image sensor 1 Remove the DIMMs, the back, right, and left covers, the internal paper guide, the top cover, the printer door, and the document scanner assembly (see pages 89 through 102). 2 Use a flatblade screwdriver to pry the two tabs (callout 1) on the cable cover, releasing the cable cover, and then lift the cable cover off of the document scanner assembly. 21 Figure 30. Contact image sensor removal (1 of 2) EN Document scanner assemblies 103