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9 | Error and system messages
TD20
22 / 27
B-H86.0.0B.DB201-1.0
9 Error and system messages
Display
Meaning
Possible
causes
Remedy
----
No suitable measur-
ing probe connected
Measurement far
outside of the meas-
uring range
Incorrect measuring
probe
Measuring probe or
product defect
Connect a suitable measur-
ing probe
Measurement leaves the
permissible range
Send in for repair
No display,
unclear char-
acters or no
response
when but-
tons are
pressed
Battery depleted
System error
Product is defective
Battery depleted
Error in the product
Product is defective
Replace battery
Send in for repair
BAT
Battery depleted
Battery depleted
Replace battery
ERR.1
Measuring range ex-
ceeded
Measurement too
high
Incorrect measuring
probe connected
Measuring probe or
product defect
The measurement is above
the permissible range
Check measuring probe
Send in for repair
ERR.2
Measuring range is
undercut
Measurement too
low
Measuring probe or
product defect
The measurement is below
the permissible range
Check measuring probe
Send in for repair
SYS ERR
System error
Error in the product
Switch product on/off
Replace batteries
Send in for repair