Heater Temperature Does Not Go Up - Roland Advanced Jet AJ-1000 Service Notes

6-10 HEATER TEMPERATURE DOES NOT GO UP

NO CHECKING POINT
1 Check the media setting
Check the setting on the
2
machine
3 Check the media width
Check the operation
4
environment
Check the electric voltage
5
of the power supply
Check if there is bad
contact and cutline of the
6
wiring between the heater
and main board
Check the fuse on the
7
heater control board
Check if the heater control
8
board is broken
ACTION REFERENCE
Set the media. Press
User's Manual
the [SETUP] button
Check the setting [Pre-
heater/Print heater] on User's Manual
the machine
Replace the media with
the one which has 1220
mm and above in width
Explain to User User's Manual
Check the electric
voltage
Check the connection of
the cable between the
heater and main board
or replacement
Replace the fuse on the
heater control board
Replace the heater
control board
The heater temperature does not rise to the set temperature when the
[SETUP] lump is OFF on the machine. Set the media and press the
[SETUP] button, then wait until the media warms up.
The heater temperature does not rise to the set temperature when the
[Pre-heater/Print heater] is OFF on the machine.
Media of a narrower width may take a long time to heat because it
increases cooling effect from a suction fan.
In a cold environment, warm up may take a long time or the heater
temperature may fail to reach the preset value. Explain to users to use
the heater where the temperature is 20 to 32 degree °C.
If the electric voltage is low or unstable, the performance of the heater is
not brought out sufficiently.
The temperature of the heater does not rise if the connection cable
between the heater and main board is broken. Check the connection of
the each cable and replace the broken cable.
The temperature of the heater does not rise if the fuse FS4, FS5 and
FS6 is blown out on the heater control board. FS4 for print heater. FS5
and FS6 for pre-heater.
The heater does not work correctly because the signal to the heater is
not transferred correctly.
6-8
OUTLINE