26
HS-250 Medical Scale User Instructions
7.6 Troubleshooting
Problems
Possible cause
Common Solutions
Display is blank. No self test
Mains power is turned off.
Power supply faulty or not plugged in.
Battery is not charged.
On/Off switch problem.
Check power is getting inside the scale and on/
off switch is working.
Verify the voltages, can be found on the power
labels.
Blank display after self test
Pan not installed.
Unstable weight, load cell damaged.
Check the pans are installed correctly.
Try turning on again.
OL
or
-------
Maximum capacity exceeded.
Load cell or mechanics damaged.
Power supply faulty.
Check the platform is installed correctly.
Try to turn on the scale again.
Re-calibrate the scale.
-------
or
NULL
displayed
Weight is on the platform is below permissible
limit.
Pan not installed correctly.
Power supply faulty.
Load cell or mechanism faulty.
Check the platform is installed correctly.
Try to turn on the scale again.
Re-calibrate the scale.
Display is unstable
Platform touching some external object.
Air variation or any vibrations.
Temperature changed.
Load cell or connections faulty.
Power supply faulty.
Check the scale is in acceptable location.
Check the connectors and load cell.
Check the power supply and battery.
Weight value incorrect
Calibration error.
Platform of load cell touching somewhere.
Wrong unit of measure.
Use accurate weight for calibration.
Check the platform is not touching any external
object.
Check the load cell is installed propely.
Check the parameter settings.
Check the load cell and connectors.
Cannot use full capacity
Over load protection stoppers or transport locks
are not removed.
Parameters are set incorrectly.
AD problem.
Load cell or mechanism damaged.
Check the stoppers and locks under the
platform.
Check the weighing unit and parameter settings.
Check the load cell.
Platform Corner Weight
different
Over load protection stoppers or transport locks
are not removed.
Load cell or mechanism damaged.
Check the stoppers and locks under the
platform.
Use accurate weight for the calibration.
Check the load cell.
Battery not charging
Mains voltage problem.
Charging circuit problem.
Battery Problem.
Check the mains and adaptor.
Check the battery.
Check the charging circuit.
Summary of Contents for HS-250
Page 1: ...HS 250 Body Scale User Instructions AWT35 501170 Issue AA...
Page 29: ......
