20
English
12. Errors and notifications
13. PerfecTemp
™
status
Situation
System error
(All icons display
or display is blank)
If error persists,
If error still persists,
If error still persists,
Battery is low, but thermometer
will still operate correctly.
Battery is too low to allow
temperature measurement.
Do you have any further
questions?
Situation
PerfecTemp technology is not
functioning or disabled.
U is “Unadjusted Operating
Mode”. Mode used for raw
temperature measurement.
Requires service tool access
to enable.
Error message
Error message
Solution
Wait 20 seconds until the
thermometer turns off automatically,
then turn on again.
... reset the thermometer by
removing the batteries and
putting them back in.
... batteries are dead. Insert new
batteries.
... contact local Welch Allyn Service
Center or representative
Insert new batteries.
Insert new batteries.
... contact local Welch Allyn Service
Center or representative
Solution
... contact local Welch Allyn Service
Center or representative
See 11.3 Advanced function
settings and adjust settings via
Service Tool or contact local
Welch Allyn Service Center or
Representative
RECHARGABLE: Battery icon is empty
and ashing, and lock icon displays to
prompt user to return to charge dock
ALKALINE: Battery icon
is empty and ashing
RECHARGABLE: Battery icon is empty
and ashing, and lock icon displays to
prompt user to return to charge dock
ALKALINE: Battery icon
is empty and ashing