Roland HU-740 User Manual page 15

Control Panel
Display
[C1] Indicator
This indicator lights
when the heater is op-
erating. It goes dark
when heater tempera-
ture reaches the preset
temperature and the
heater stops operating.
This indicator lights when
the controller is switched
on.
Do not press the [SEL] key.
Doing so may cause malfunction
of the heater, leading to fire or
electrical shock.
[SEL] Key [ ] Key
[ ] Key
Pressing this key one time increases the preset
temperature by 1 ºC.
[ ] Key
Pressing this key one time lowers the preset tem-
perature by 1 ºC.
[POWER] Switch
This switches the controller
on and off.
The heater operates only
both the sub power for the
printer and the [POWER]
switch are switched on.
Indicators other than [C1]
do not light.
PV
(Heater temperature)
This shows the current
temperature of the heater.
It displays error messages
in the event of a problem
in the heater unit.
SV
(Preset temperature)
This shows the preset
temperature of the heater.
The number flashes when
only the controller is on.
It remains steadily lit
when both the controller
and the sub power for the
printer are on.
[ ] Key
Chapter 1: Installation
13