Remove cooling fan Step 1 Remove the following assemblies: • Remove the toner cartridge. See “Toner cartridge removal and replacement” on page 96. • If installed, remove tray 3. See “Remove tray 3” on page 97. • Remove the cassette from tray 2. See “Remove the cassette from tray 2” on page 97. • Remove the DIMM cover. See “Remove DIMM cover” on page 99. • Remove the rear cover. See “Remove rear cover” on page 100. • Remove the top cover. See “Remove top cover” on page 102. • Remove left cover. See “Remove left cover” on page 105. Step 2 Trace the 3-pin fan wire harness and unplug its connector (callout 1). Step 3 Unlace the harness from the loops (callout 2) on the scanner assembly.
Step 4 Remove the two fan mounting screws (callout 3) and lift out the fan. 21 2 2 3 2 Figure 140. Remove cooling fan CAUTION When replacing the fan, verify that the air flow is directed into the printer cabinet (the fan is marked with a air flow directional arrow located at the top of the fan housing). C7058-90936 Internal disassembly and assembly 161