OneTouch Ultra Owner's Booklet page 67

MESSAGE
Error 4
continued
WhAT IT MEANS
4. There may be a problem
with the meter.
Error message that indicates
that the meter has detected
a problem with the test strip.
Possible causes are test strip
damage or an incompletely
filled confirmation window.
The symbol appears
É
on the display with the unit
of measure. The power is
getting low. It is time to
change your battery.
The symbol appears
É
on the display by itself. The
power is too low to perform
a test.
ACTION
4. If the error message
appears again, call
LifeScan Customer
Service at 1 800
227-8862.
Repeat the test with a
new test strip. Refer
to pages 29–31 for
information on sample
application.
Test results will still be
accurate, but replace
the battery as soon as
possible.
Replace the battery at
once. The meter will
not operate.
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