Troubleshooting
OPTIMUM
M A S C H I N E N - G E R M A N Y
15.6.11
Page 40
Troubleshooting Digital position display DPA 2000/ DPA 2000S ; Version 2.1.2
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Troubleshooting
Failures
Failure causes
Troubleshooting
The digital display
does not display
anything
1. Make sure that the power cable
is well connected.
2. Make sure that the power switch
is on.
3. Make sure that the voltage is
suitable.
4. Short circuit inside the reading
device.
5. Make sure that the fuse is wor-
king.
1. Make sure that the power cable is well
connected. Then switch on the power sup-
ply.
2. Switch on the power switch.
3. The voltage should be 230V +/ - 10 %.
4. Pull out the plug of the reading device.
5. Check and replace the fuse if
necessary.
1. Make sure that the machine tool
and the position display cover are
well grounded.
2. Make sure that the 230V power
supply is available
1. The machine tool and the position
display cover must be well grounded.
2. Check the 230V +/- 10 % power supply.
One position dis-
play axis does not
count
1. Check if the position display still
does not count after you have
exchanged the reading device with
the other axis.
2. The position display is in a
deviating function range.
1. If the position display counts normally, it
may be a failure of the reading device,
otherwise, it is is a failure of the position
display.
2. Leave the deviation function range.
