Troubleshooting – Lumiscope 2216 User Manual
Page 8
8
Troubleshooting:
Symptom:
Checklist:
Solution:
No response
Is battery dead?
Is battery in place
properly?
Change battery.
Check orientation of
battery.
Battery symbol
on screen
Low battery
Change battery.
“Lo” on screen
(temperature is
below 89.6°F or
32.0°C)
Has the ther-
mometer been
positioned
correctly for a
reading?
Follow instruction
manual for correct
positioning.
“Hi” on screen
(temperature is
above 109.3°F
or 42.9°C)
Is probe cover
new?
Change probe cover.
“ErrE” on
screen
Thermometer is
outside of oper-
ating tempera-
ture range.
Allow thermometer
to acclimate to room
temperature.
“ErrU”
Doesn’t measure
after pressing
measure button.
Follow instruction
manual for correct
operating procedure.
“ErrH”
Errors detected
during self-
check.
Contact Repair
Department at
1-800-672-8293