8
Digital Physician Operation Instructions
5.0
Troubleshooting and Testing
Refer to the following instructions to check and correct any failure before contacting service personnel.
Table 5-1. Troubleshooting Table for the Rice Lake Scale Line
Symptom
Possible Cause
Corrective Action
Scale does not turn on
Dead battery
Connect the scale to a power source.
Faulty electrical outlet
Use a different electrical outlet.
Bad power supply
Replace adaptor.
Questionable weight or the scale
does not zero
External object is interfering with the
scale
Remove the interfering object from the scale.
Display did not show 0.0 before
weighing
Help the patient off the scale, zero the scale and
begin the weighing process again.
Scale is not placed on a level floor
Ensure the scale is level and begin the weighing
process again.
Scale is out of calibration
Check the weight with a known weight value.
Improper tare
Place the tare item on the scale. Press
REWEIGH
. Once the weight of the item is
displayed, press
TARE
. Place the patient back on
the scale. Press the
REWEIGH
button again.
Weighing is performed but the display
shows
WEIGH
and
REWEIGH
every
few seconds; the weighing process
takes too long and no weight is
displayed
The patient is not sitting still
Ask the patient to be still.
The display shows a
STOP
message
The load on the scale exceeds the
capacity of the scale
Remove the excess weight and use the scale
according to manufacture’s specs.
The display shows
LO Bat
message
The battery is low
Recharge the battery.
The display shows Err message as
detailed in the table below
Err 2
Low saturation state (low A/D)
The load cell is not connected properly. Check
the cables and mechanical connections. If the
problem persists, replace the set of load cells.
Err 3
High saturation state (high A/D)
See Err 2
Err 6
Unstable weight. Cannot calibrate
Check the load cells’ mechanical surroundings
and see that nothing touches them and that the
cables are properly welded.
