Remove duplexer drive gears and solenoid 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. • Remove the EIO card. See “Remove EIO card” on page 98. • Remove the printer drive assembly. See “Remove printer drive assembly” on page 134.
• Remove the formatter PCB. See “Remove formatter PCB” on page 112. Step 2 Gently pry apart the two locking tabs on the topmost duplexer drive gear (callout 1) and remove the gear. Repeat for the remaining drive gear. Step 3 Unlace the 2-pin solenoid wire harness from the loops and disconnect the connector (callout 2) (if an earlier printer driver assembly removal was performed, the connector was previously unplugged). Step 4 Remove the mount screw (callout 3). Step 5 Lift out the duplexer solenoid. 21 23 2 Figure 136. Remove duplexer drive gears and solenoid C7058-90936 Internal disassembly and assembly 157