Samsung VCR8950L3B/XEF Charger, Virtual Guard, Battery usage, Time of the Virtual, Robot suddenly

Symptom		Checklist	Measure to Take
Vacuum cleaning	•	Check whether the power plug of
robot cannot find the		the charger is plugged correctly
charger.		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	• Move the VIRTUAL GUARD to
		near the charger?	another place so that the vacuum
			cleaning robot can charge
			automatically.
Vacuum cleaning	•	Are the batteries of the VIRTUAL	• Replace the batteries.
robot passes through		GUARD worn out?	(2 type D (LR20) alkaline batteries)
the VIRTUAL GUARD.
	•	Is the lamp turned off?	• Check if the VIRTUAL GUARD
			is turned off and then turn the
			VIRTUAL GUARD on.
The battery usage	•	Are you using manganese drycell	• Replace the batteries with new
time of the VIRTUAL		batteries?	alkaline batteries.
GUARD is too short.			(2 type D (LR20) alkaline batteries)
The vacuum cleaning	•	The vacuum cleaning robot may	• The cleaning direction is
robot suddenly		clean in a diagonal direction in the	determined by the initial location.
performs its cleaning		following cases.	Since it cleans areas by drawing a
operation in the	-	After the vacuum cleaning robot	map, it eventually covers the entire
diagonal direction.		has been charged while placed at	area. (Normal operation)
		an angle in the charger station.	Install the charging station in
	-	When the vacuum cleaning robot	the direction of the grain of the
			wood, and start cleaning while the
		moves to another area by a
			vacuum cleaning robot is docked
		shortened route after cleaning an
			with the charger station.
		area.
	-	When the angle of making
		contact with an obstacle is not
		perpendicular (90˚).
	-	When the fl oor is made of tiles or
		wood.

44_ troubleshooting