18. When the optional PFU tray heater will be installed: Pull out the connector [A] and its harness to the
lower part of the machine. Then uncap the connector isolation cap in the optional PFU and connect
the connector [A] to the uncapped connector ( p.108).
19. Reassemble the machine.
• The mainframe and the optional paper feed unit should joined each other if the anti-
condensation heater of the optional paper feed unit is installed. See “Anti-condensation
Heater (Optional Unit)” for details.
Anti-condensation Heater (Mainframe)
107