Malfunctions and troubleshooting
Advantech-DLoG
DLT-V4108 Manual, V01 Prelim
71 / 81
19.
Malfunctions and troubleshooting
Error
Possible cause(s)
Remedy
Battery pack run
time is significantly
shorter than
specified.
The device may possibly
not be in the temperature
range which is necessary
for charging the battery
pack.
Check the temperature specifications
for the device and surroundings.
Maximum number of
charging cycles of the
battery pack has been
reached.
If temperature causes can be ruled
out, the battery pack has possibly
reached the maximum number of
charging cycles.
Replace the battery pack. Use only
original battery pack from Advantech-
DLoG.
No UPS
functionality
although battery
pack is plugged in.
Battery pack is
discharged or deep
discharged.
Charge the battery pack properly.
Observe
: If the battery pack is deep
discharged, the charging time can
increase by a multiple.
Nothing is shown on
the display,
Power LED does
not light up.
There is no voltage
present on the device.
Check the power switch, plug
connection, power supply cable and
fuse.
Ignition signal missing.
Check ignition cable and signal
Nothing is shown on
the display, Power
LED active.
Backlight is switched off.
Press backlight key ("light bulb"
symbol).
Brightness to low
Increase display brightness with key
Nothing is shown on
the display,
Temp LED active.
Operating temperature
limits
exceeded/undershot .
Wait until the device has cooled down
resp. warmed up.
Touchscreen reacts
imprecisely.
Device cannot be
operated by touch
input
Touchscreen is switched
off.
Press touchscreen on/off.
Touch driver error
Reinstall the touch driver or change
settings
Touchscreen is not
calibrated correctly.
The touchscreens of the DLT-V4108
is already calibrated at the factory
and therefore and does usually not
need to be recalibrated.
However, the operating systems MS
Windows 7 Pro, Windows 8.1
Industry and WE8S do permit
recalibration of the touchscreen via
software (Menu
Control Panel ->
Tablet PC Settings
).
This resets the sensitivity of the
touchscreen to an operating system
default setting, which can result in
poorer detection of taps on the
