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F3 Silent Mode
Silent mode will keep the unit from beeping.
To turn silent mode on or off:
1. With the instrument on, press the SET button three times (until the display
reads F3).
2. Press the down "▼" button or up "▲" button to toggle between on or off.
3. Once the desired mode is selected, press the SET button to save.
Factory Reset: Adjustable settings can be cleared by performing a factory reset. With
the unit on, press and hold the MODE button until RES appears in the display. This will
also clear any saved readings from memory.
8. TROUBLESHOOTING / ERROR MESSAGES
Display
Body
°F
Body
°F
Body
°F
Body
°F
Situation
Temperature taken is not within typical
human temperature range.
(93.2°F ~ 109.4°F or 34.0°C ~ 43.0°C)
Measured over the distance 2-5.9 in
(5-15 cm).
Hair, antipyretic stickers, perspiration, or
dirt can interfere with measurement.
Operating temperature exceeds the range
of specified temperature.
The screen flickered, and automatically
turned off.
Low battery indication.
Take measurement again.
Move closer to patient.
Clean measurement area.
Move to a room within operat-
ing range, wait 30 minutes
before taking temperature.
Replace battery or the
product has been damaged,
needs repair.
Replace with new battery.
10
Solution
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