1. Perform Steps 1 to 7 of "Connecting to Main Machine Tray" (Connecting to Main Machine Tray).
  2. Pull out the 1st and 2nd paper feed trays of the paper feed unit.
  3. Pass the harness of the heater [A] for the optional paper feed unit through the hole in the inner rear frame of the optional paper feed unit, and then attach it (x1).
  4. Remove the securing brackets [A] of the optional paper feed unit.
  5. Remove the rear cover [A] of the optional paper feed unit.
  6. Remove the bracket [A] on the bottom of the main machine (x1).
    The removed bracket can be discarded.
  7. Connect the PFU harness [A] of the optional paper feed unit to the relay harness [B] of the main machine and the heater harness [C] (x4).
  8. Reinstall the removed parts and covers.
  9. Connect the power supply cord and turn ON the main power.

To set the anti-condensation heater to always ON, follow the steps below.

  1. Set the setting of SP5-805-001 (Anti-Condensation Heater ON/OFF setting) to [1].
  2. Manually disconnect the PCU and scanner heaters.

  • The PCU and scanner heaters must be disabled because the temperature in the machine could become too high, causing problems with toner clogging, or damage to the scanner lamp stabilizer.