Ricoh D129 - For Installing the Tray Heater in the D580 (Two-Tray Paper Feed Unit); Installation Procedure

Tray Heater (Optional Paper Feed Unit)
SM 2-71 D129/D130
Installation
2.19.2 INSTALLATION PROCEDURE
 Unplug the machine power cord before starting the following procedure.
For installing the tray heater in the D580 (Two-tray paper feed unit)
1. Pull out the two trays from the optional paper feed unit.
2. Install the tray heater [1] in the optional paper feed unit (
x 1).
3. Remove the two securing brackets [2] (
x 1 each), and then the rear cover [3] of the
optional paper feed unit (
x 2).