Ricoh DD 4450 - Replacement and Adjustment Procedures; Pre-Replacement and Adjustment Procedures

Beforehand
SM 4-1 C279
Replacement
and
Adjustment
4. REPLACEMENT AND ADJUSTMENT
4.1 BEFOREHAND
 Turn off the main power switch and unplug the machine before attempting any of the
procedures in this section.
Before you start to work on the machine, please do the following:
If there are printer jobs in the machine, print out all jobs in the printer buffer.
Turn off the main switch and disconnect the power cord and the network cable.