Hach-Lange HQ411D Basic User Manual - Manual (Page 15)

Error/Warning Description Solution
0 days remaining
message (For LDO
and LBOD only) LDO or LBOD
sensor cap used for
365 days Replace the LDO or LBOD
sensor cap and iButton
® .
There are 0 days
remaining in the life
of the LDO sensor
cap. Replace the LDO sensor cap.
Calibration will be allowed.
However, the calibration icon
and question mark will appear on
the measurement screen even if
the calibration has passed.
Meter set to
incorrect date and
time
1. Disconnect the probe from
the meter.
2. Remove the meter batteries.
3. Install the meter batteries
properly. Follow the polarity
makings.
4. Set correct date and time in
the meter.
5. Connect the probe and verify
that message has been
removed.
Software not
updated to most
current version To download the most current
version of the software, refer to
the applicable product page on
the manufacturer's website.
Meter not configured Software error(s) If the meter starts up correctly,
back up the Data Log and
Method files.
To download the most current
version of the software, refer to
the applicable product page on
the manufacturer's website.
Error/Warning Description Solution
Meter will not power
on or powers on
intermittently Batteries are not
installed correctly Examine battery orientation to
make sure the batteries follow
the polarity markings. Test again.
Clean the battery terminals, then
install new batteries.
Connect AC power adapter and
test again.
Software not
updated to most
current version To download the most current
version of the software, refer to
the applicable product page on
the manufacturer's website.
Damaged meter Contact Technical Support.
Unable to access
Full Access Options
screen Correct password
has not been
entered Contact Technical Support.
Unable to access
Full or Operator
Access Options
screen Software not
updated to most
current version To download the most current
version of the software, refer to
the applicable product page on
the manufacturer's website.
English 15