LASER DISTANCE METER
EN
MESSAGE CODES
While operation, the following codes/symbols may appear on the display:
Message Cause
ERR 1
Laser signal is too weak
ERR 2
Laser signal is too strong
ERR 3
Low power
ERR 4
Failure of memory
Failure of calculation by
ERR 5
Pythagoras Theorem
ERR 6
Exceed design measuring range
ERR 7
Failure of camera
ERR 8
Failure of tilt sensor
XP4 PRO CONDTROL
Solution
Use a reflector
Use a reflector
Change or recharge batteries
Please contact service center
Please redo measurement
Please change to longer distance
product
Please contact service center
Please contact service center
User manual
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