Common Procedures; Switch The Machine Off Before Beginning Any Procedure!10 - Ricoh Pro C900 Replacement Manual

2. COMMON PROCEDURES

2.1 SWITCH THE MACHINE OFF BEFORE BEGINNING
ANY PROCEDURE!
R
WARNING
• To prevent electrical shock, turn off the main power switch and
disconnect the ground wire from the machine and fixing heater.
Preparation
Before performing any procedure shown in this manual, always do the following:
1. Shut down the printer controller.
Depending on the type of controller, the shutdown procedure may be slightly
different. For details, refer to the shutdown procedure for your machine.
2. Press the operation switch to turn the machine off.
3. After turning off the operation switch, turn off the main power switch.
4. Wait a few seconds, and then disconnect the ground leakage circuit breaker
from the machine and fixing heater.
5. The fusing unit becomes extremely hot during normal operation. After turning
the machine off and disconnecting the power cable and ground leakage circuit
breaker, do not use the machine for at least 30 minutes. This time will allow the
fusing unit to cool down.
The operation switch is on the control panel. (See "CONTROL PANEL".)
The main power switch is in the upper left corner behind the front left cover.
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