DeWalt DW099E, User Manual

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Error Codes
If INFO appears on the display window with a Code number, perform the corresponding Corrective Action.
Code Description Corrective Action
101 Received Signal Too Weak,
Measuring Time Too Long
Use the target plate or change the target surface.
102 Received Signal Too High Target is too reflective. Use the target plate or change the target
surface.
201 Too Much Background Light Reduce the background light on the target area.
202 Laser Beam Interrupted Remove the obstacle and repeat the measurement.
203 Insufficient Power Replace the batteries.
301 Temperature Too High Allow the device to cool down to a temperature within
the specified Operating Temperature Range .
302 Temperature Too Low Allow the device to warm up to a temperature within
the specified Operating Temperature Range .
401 Hardware Error Switch the device on/off several times. If the error still occurs,
return the defective device to the Service Center or distributor.
Refer to the Warranty .
402 Unknown Error Contact the Service Center or distributor. Refer to the Warranty .