Empty Bin Sensor PCA Figure 6-134 Empty Bin Sensor PCA (1 of 2) 1 Remove the Back Cover (page 410). 2 Unplug J305 (the topmost connector) from the Empty Bin Sensor PCA (callout 1). 3 Remove 2 screws and the metal plates that hold the Empty Bin Sensor PCA (callout 2). 426 Chapter 6 Removal and Replacement C4265-90907