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A. Use a dry, soft cloth to clean the unit. If desired, use a
cloth lightly dampened with tap water.
B. Do not use alcohol, benzene thinner or other harsh
chemicals to clean the device or cuff.
C. Before measuring, please wash your hands. Do not wash
or wet the arm cuff.
D. When storing this unit, keep it away from direct
sunlight, high humidity or dust.
Note: If the unit is being stored for a long period of time,
please remove the batteries before storing to avoid leaking.
Maintaining & Storing Unit
Troubleshooting
Problem Check Point Solution
Nothing is displayed
when the "ON/OFF"
key is pressed.
Are the batteries
exhausted?
Have the batteries
polarity been
positioned
correctly?
Replace the
batteries with
new ones.
Re-insert the
batteries in the
correct position.
"Err P" shown on LCD
Fails to inflate Make sure the cuff
is connected to
the unit properly.
Check air tube. If
broken, replace it.
"Err 1" shown on LCD
Deflates too fast Return for
servicing.
"Err 2" shown on LCD
Movement has
occurred.
Signal interference
around BPM
Keep still
when taking
measurement.
Remove
interference
source. example:
magnets & cell
phones.
"Err 3" shown on LCD
Incorrect results Measure again
Note: If correct measurement is impossible after troubleshooting, consult
store of purchase or Lumiscope repair department. (Do not disassemble
unit). In some rare cases, there may be error due to the physical condition
of the person. In such cases, please consult your physician. If the clock
doesn't show on the LCD, please adjust the clock settings.