Chapter 2
Basic information
14
RAYLASE 3-Axis Subsystems for Laser Beam Deflection
MN025 / v2.1.0
2.9
Status LEDs of the deflection unit
The status LEDs allow you to check important functions and statuses on the deflection unit. If
the deflection unit has status LEDs (depends on the type), they are located behind a protec-
tion window on the rear of the deflection unit.
For subsystems with analog interface only
2.9.1
Analog deflection units
LED arrangement
Name Color
Meaning
D4
green
Position acknowledge-X
Data transfer when LEDs
are flickering. (not analyza-
ble)
D5
green
Position acknowledge-Y
D8
red
Error X
Galvanometer scanner or
driver electronics defective.
Power supply defective if
LEDs are flickering.
D9
red
Error Y
D10
green
+VCC
Power supplies ready for
being used if LEDs are lit.
D11
green
-VCC
For subsystems with digital interface only
2.9.2
Digital deflection units
LED arrangement
Name Color
Meaning
D1
red
CLK error
Data transmission faulty.
Cable defective.
D2
red
Parity error X
D3
red
Parity error Y
D4
green
Temp. status X
Temperature status availa-
ble if LEDs are lit.
D5
green
Temp. status Y
D6
orange
New data X
New data is being trans-
ferred if status LEDs are lit.
D7
orange
New data Y
D8
red
Error X
Galvanometer scanner or
driver electronics defective.
Power supply defective if
LEDs are flickering.
D9
red
Error Y
D10
green
+VCC
Power supplies ready for
being used if LEDs are lit.
D11
green
-VCC