Diagnosis in the case of error
Leuze electronic
DB 112 B
13
TNT
35/7-2
4
V
9
Diagnosis in the case of error
The device LEDs indicate the following error states:
LED
LED
LED
Meaning
Cause
Remedy
red
flashing
(6Hz)
yellow
flashing
(6Hz)
Double-sheet con-
trol not calibrated
Perform calibration
red
flashing
(6Hz)
red
No single sheet
detected during cali-
bration
No sheet inserted or
double sheet
inserted
Calibrate on single
sheet
red
flashing
(6Hz)
red
flashing
(6Hz)
Amplifier detects
insufficient input sig-
nal when device
switched on
Sheet between the
sensors or sensors
not connected
Remove sheet and
acknowledge with
the TEACH IN button
red
flashing
(6Hz)
red
flashing
(6Hz)
Amplifier detects
excessively high
noise level when
device switched on
Extreme back-
ground noise
Dampen back-
ground noises, e.g.
using foam
rapid
yellow
flashing
rapid
red
flashing
Current at output too
high
Short circuit
Switch off voltage,
check wiring
red
flashing
(3Hz)
red
Fatal memory error
Defect
Have repaired by
Leuze electronic
