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Error Messages
• "-U-" blinks.
• Measurement value
blinks.
• B a t t e r y m a r k i s
displayed as level 2.
• B a t t e r y m a r k i s
displayed as level 3
only.
26
Cause
• The pulse rate is below
the lower limit (30 bpm) of
the measurement range.
・ The oxygen saturation (%
SpO
) is alue below the
2
lower limit (70%) of the
g u a r a n t e e d a c c u r a c y
r a n g e . T h e m e a s u r e d
v a l u e w i l l s t i l l b e
displayed, but its accuracy
cannot be guaranteed.
• Battery Out
・ Battery power is low.
・ Battery power is empty.
Solution
• Measurement cannot be performed
w h e n t h e l o w e r l i m i t o f t h e
measurement range is belowed.
(This indicates that the measurement
v a l u e i s o u t o f t h e g u a r a n t e e d
accuracy range.)
• Replace the battery with new one.
• In this case, the measurement data
is not left if the battery is removed.
• For about 8 hour' s measurement
is available.
• I f i t i s n e c e s s a r y t o t a k e
measurement over 8 hours, remove
battery and replace with new one.
• If the battery is out in the middle of
measurement, the measurement
value is not left.
• Replace the battery with new one
as soon as possible.
• If the battery is out in the middle of
measurement, the measurement
value is not left.
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