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Defender 3000 Indicators
6.2
Troubleshooting
SYMPTOM
EEP Error
Unable to turn on the indicator.
Cannot zero the scale, or will not
zero when turned on the indicator.
Unable to calibrate.
Cannot display weight in desired
weighing unit.
Cannot change menu settings.
Error 8.1
Error 8.2
Error 8.3
Error 8.4
Error 8.8
Error 8.9
Error 9.5
Battery symbol flashing
CAL E
REF Err
Note: Please refer to the LEGAL FOR TRADE chapter, Settings section for the positon of the LFT security
switch for each model.
6.3
Service Information
If the troubleshooting section does not resolve your problem, contact an authorized OHAUS Service Agent. For
Service assistance in the United States, call toll-free 1-800-526-0659 between 8:00 AM and 5:00 PM Eastern
Standard Time. An OHAUS Product Service Specialist will be available to assist you. Outside the USA, please
visit our website www.ohaus.com to locate the OHAUS office nearest you.
TABLE 6-1 Troubleshooting
PROBABLE CAUSE (s)
EEPROM Checksum Error
1.
Power cord not plugged in or
properly connected.
2.
Power outlet not supplying
electricity.
3.
Battery discharged.
4.
Other failure.
1.
Weights on the pan exceeds
allowable limits.
2.
Weight is not stable.
3.
Load cell is damaged.
1.
LFT security switch is turned on.
2.
Incorrect value for calibration
mass.
Unit is disabled.
The Menu button has been locked.
Weight reading exceeds Power On
Zero limit.
Weight reading below Power On Zero
limit.
Weight reading exceeds Overload
limit.
Weight reading below Underload limit.
Factory calibration data in the
TM
EasyConnect
module on load cell
cable is not valid under LFT off status.
Fail to read serial number from the
TM
EasyConnect
module or the serial
number does not match the LFT ON
status.
Calibration data not presented.
Low battery
Calibration value outside allowable
limits
The average piece of weight (APW)
on the pan is too small and less than
0.1d.
REMEDY
Corrupted EEPROM data
1.
Check power cord connections. Make
sure power cord is plugged in properly
into the power outlet.
2.
Check power source.
3.
Recharge battery.
4.
Service required.
1.
Remove weights on the pan.
2.
Wait for weight to become stable
check area around the scale and weight
on scale for excessive vibration or
movement, or increase filtering.
3.
Service required.
1.
Turn the LFT security switch off.
2.
Use correct calibration mass.
Enable unit in the Units Menu.
Refer to Unit Menu section for help.
1.
Enable the Menu button in the
Menu.
2.
The LFT security switch may need to be
switched off.
1.
Remove weight from the pan.
2.
Recalibrate the scale.
1.
Add weight to the pan.
2.
Recalibrate the scale.
Reduce weight on the pan.
1.
Add weight to the pan.
2.
Recalibrate the scale.
Calibrate the scale.
1.
Break the seal or replace the original
base/indicator.
2.
Service required.
Calibrate the scale.
Replace dry batteries for i-DT33P model or
recharge battery for i-DT33XW model.
Use correct calibration weight.
Replace a heavier batch of samples or
change to a scale with readability suitable for
your samples.
EN-45
,
L.O.C.k
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