Roland SOLJET Pro III XC-540 Service Notes page 229

Operation
Explain following items in reference to the User's Manual.
Switching the Power On and Off
This machine has two power switches (three power switches when with DU-540).
Whenever outputting is finished, switch off 2 and 3.
Leave the main power switch 1 on at all times, never switching either one off.
*This machine switches to a low-power ''sleep mode'' when a fixed interval passes with no operation.
1. Main power switch
7
With DU-540 (Optional Drying-heater Unit)
!! IMPORTANT !!
- Make sure to use the Sub power switch of the printer for the daily powering on and off. If the Main power
switch of the printer is off, the automatic cleaning does not operate and it may cause Heads breakage.
(The automatic cleaning is being performed even if the sleep mode is disabled as long as the Sub power
switch is on. )
- When not printing, remove the loaded media or switch off the Sub power of the printer.
The continued application of heat to media may generate toxic gases or cause a fire hazard.
Be sure to leave
switched on at all times.
Rear of the printer
2. Sub power switch
Front of the printer
7-8
Turn this switch on after
closing the front cover. To turn
it off, hold down the switch for
one second or longer.
3.Power switch
This is the power switch for the dry-
ing heater unit.