Samsung SR8957, User Manual, Page: 44 / 196

44_ troubleshooting
Symptom Checklist Measure to Take
Vacuum cleaning
robot cannot fi nd the
charger. Check whether the power plug of •
the charger is plugged correctly
into the outlet.
If there are any obstacles within a •
range of about 1m in front of the
charger and about 0.5m range to
the left and right of the charger,
you should remove the obstacles.
If there are any foreign substances •
on the change pin, wipe them off
with a dry towel.
Is the VIRTUAL GUARD installed •
near the charger?
Move the VIRTUAL GUARD to •
another place so that the vacuum
cleaning robot can charge
automatically.
Vacuum cleaning
robot passes through
the VIRTUAL GUARD. Are the batteries of the VIRTUAL •
GUARD worn out?
Replace the batteries. •
(2 type D (LR20) alkaline batteries)
Is the lamp turned off? • Check if the VIRTUAL GUARD •
is turned off and then turn the
VIRTUAL GUARD on.
The battery usage
time of the VIRTUAL
GUARD is too short. Are you using manganese drycell •
batteries?
Replace the batteries with new •
alkaline batteries.
(2 type D (LR20) alkaline batteries)
The vacuum cleaning
robot suddenly
performs its cleaning
operation in the
diagonal direction. The vacuum cleaning robot may •
clean in a diagonal direction in the
following cases.
After the vacuum cleaning robot
-
has been charged while placed at
an angle in the charger station.
When the vacuum cleaning robot
-
moves to another area by a
shortened route after cleaning an
area.
When the angle of making
-
contact with an obstacle is not
perpendicular (90˚).
When the fl oor is made of tiles or
-
wood.
The cleaning direction is •
determined by the initial location.
Since it cleans areas by drawing a
map, it eventually covers the entire
area. (Normal operation)
Install the charging station in
the direction of the grain of the
wood, and start cleaning while the
vacuum cleaning robot is docked
with the charger station.
DJ68-00633F.indb 44 DJ68-00633F.indb 44 2012.2.15 11:20:55 AM 2012.2.15 11:20:55 AM