JADEVER SCALE CO., LTD
JWE service manual
18
5-3 Troubleshooting and Error Message
6.Parts replacement
6-1 Load cell replacement
1.Remove the upper cover 2.Remove the 4 fixing screws of the L/C
support
Error message
Problems
Solutions
Initial zero point exceeds
+
/-30% (take 10% as reference
basis)
1. Check whether there are other alien
articles on the scale pan, remove those
articles. 2. LOAD CELL failure, which
requires to be changed or to contact our
Service.
Higher or lower than A/D
resolution range.
1. Check whether it is A/D failure, if yes,
please replace AD.
2. LOAD CELL failure, replacement is
required or contact our Service.
EEPROM Chksum failure
Re-sold EEPROM or contact our Service.
Overload condition
Remove weight that is greater than the
scale capacity from the pan.
Wrong calibration weights
Calibrate with the correct calibration
weights or contact service
Accumulated number of
weighments(max: 99 pieces) or
weight exceeds the display
range.
1. No more accumulations.
2. Reset the Tare value.
Low battery
Recharge the battery. The scale can be
used while it is recharging.