Loop Signal - Husqvarna Automower 405X Workshop Manual

8.2.4 Symptoms during charging
Symptom
Both the mowing and charging
times are shorter than usual
The product never leaves the
charging station
Charging time longer than nor-
mal
8.2.5 Miscellaneous symptoms
Symptom
The display is lit but the key-
pad does not lead to any reac-
tion
The display shows the Load-
ing program text
The display flashes or shows
incorrect information

8.3 Loop signal

Note: Refer to the Operator's manual for more
information about how to rectify errors.
When measuring loop signal strength the product should
be placed in the charging station. Use the
Loop menu function to check that the signal strength is
within the expected values. The test provides a quick
answer to if the charging station generates all signals
and if the product can detect these signals. Refer to
Tools - Info - Loop on page 10 .
1582 - 001 - 23.12.2020
Cause
Low battery capacity.
The parking mode is activated.
Schedule settings are preventing the
product from leaving the charging station.
The product never becomes fully charg-
ed.
The power supply is faulty.
The product is not allowed to operate if
the battery temperature is too high or too
low.
Cause
The application circuit board is faulty.
Faulty keypad.
The application circuit board is blocked.
The application circuit board is blocked.
Tools - Info -
Action
Battery test to determine the
Perform a
battery's capacity. Refer to
page 16 .
Restart the product on main or secondary
area.
Check the Schedule settings. Also check
that the clock shows the current time.
Check that the product is receiving the
charging power. Check that the value for
the current corresponds with the guide-
line values. If the charging strips appear
to be burnt or coated, clean them using a
fine grade emery cloth. Check that the
rear sensor module and the charging
tower are correctly connected, and that
they are not damaged.
If the problems remain, try the following:
• Replace the charging tower.
• Replace the rear sensor module.
Check that the product is receiving the
charging power. Check that the value for
the current corresponds with the guide-
The battery system on page
line value in
29 .
Wait until the temperature is within the al-
lowed charging limits. Check that the
charging station is placed in an are with
protection from the sun.
Action
Reprogram the application circuit board
using Autocheck.
Replace the keypad. Refer to
the keypad on page 23 .
Program the product using Autocheck.
Program the product using Autocheck.
Troubleshooting- 49
Auto test on
To replace