SYMBOL
PROBLEM
No display appears on the unit
when the START/STOP button
is pressed.
Measurements values appear
too high or too low.
ERROR INDICATORS
CAUSE
Abnormal
unit function.
TROUBLESHOOTING TIPS
Repair service required.
Refer to "warranty
information" on page 22.
Replace worn batteries.
Check the battery installation for
proper placement of the battery
polarities.
Blood pressure reading varies
constantly. Many factors
including stress, time of day,
how you apply the cuff, may
affect your blood pressure
reading. Review the sections
"Before Taking a Measurement",
"Applying the Wrist Cuff" and
"Taking a Measurement".
20
CORRECTION
CAUSE