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Chapter 6 Operation Guide
No. Message
Description
Trouble shooting
1
PD alarm
Laser internal
light path testing
fault
Operation leads to low output power of
laser such as low modulation frequency,
low peak power, low cutting power.
2
Water flow
warning of the
chiller
The chiller is
not started or
water flow is not
sufficient
Start the chiller and make sure that
there is sufficient water flow in the
water line.
3
Overheat alarm
Overheat fault of
the laser
For the internal overheat fault of the
laser, please check whether the pre-
set temperature of the chiller meets
the requirements. Shut down the
laser and do not restart it until the
heat accumulated during operation
dissipates thoroughly.
4
Overcurrent
alarm
Overcurrent fault
of the laser
If ''0-10V'' DA value exceeds the pre-
set value, the internal overcurrent fault
will occur.
5
QBH installation
alarm
Install error of the
QBH
The fault will be produced when QBH
head is not inserted into the cutting
head or at the wrong place.
6
Emergency stop
alarm
The emergency
stop switch is
pressed
Release the emergency stop switch,
the laser will work again after being
restarted.
7
Communication
error of RS232
Communication
error between the
laser and the PC
Check the RS232 interface and cable
of the computer.
Note:
◎
All the alarm message will be displayed on the Monitor Software. Please pay
attention and contact our service personnel if you need.
7-Error List
The fault alarm points set by the laser include:
