Switching The Power On And Off; Switching On The Controller; Switching Off The Controller - Roland HU-740 User Manual

2-1 Switching the Power On and Off

When not in use for extended periods, unplug the power-cord plug from the electrical outlet.

Switching On the Controller

1 Switch on the [POWER] switch on the controller.
After the display flashes for a short time, both [SV] and
[PV] light up and indicate their values. If only [SV]
flashes, go to step 2.
Switch on the sub power for the printer.
2
[SV] lights up and the heater is ready to operate.
The [C1] indicator on the display lights up.
3
The heater starts operating.
When the display shows characters other than numerical figures, such as UUUU or LLLL, immediately switch off the control-
ler and contact your authorized Roland DG Corp. dealer or service center.
Power Source for the Heater
The heater is connected to the sub power for the printer.
The heater operates only when both the controller and the sub power for printer are switched on.

Switching Off the Controller

Switch off the [POWER] switch on the controller.
Switch off the controller when not using the heater.
The preset temperature of the heater is saved in memory when the controller is switched off.
16 2. Using the Heater Unit