Front assemblies Gain access to the following assemblies from the front of the printer: toner lock sensor color cartridge sensor subrelay PCA Toner lock sensor and color cartridge sensor 1 Remove the inside left panel (see page 230). 2 Remove one screw on the toner lock sensor (callout 1). 1 2 2 2 3 2 4 2 Figure 103. Toner lock sensor and color cartridge sensor 3 Remove one connector (callout 2). 4 Remove one screw on the color cartridge sensor (callout 3). 5 Remove one connector (callout 4). EN Front assemblies 251