AK-ND-21 - user manual
p. 3
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Mains plug should be disconnect from power socket if the product is not in use for a long time.
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When disconnecting the power cord from the socket and from the device, do not pull on the
cord, but only on the part of the cable plug provided for this purpose.
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In case of any doubts regarding operation, safety or connection of the product, please contact
the manufacturer or a qualified specialist for this purpose.
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All maintenance, adjustment and repair work on the product may only be carried out by a
qualified person in a specialist facility.
Problem
Cause
Solution
A laptop connected to an
electrical outlet via
power supply does not
work
No mains voltage
ź
Check the correct connection of
the power supply to the mains
socket
ź
Check the mains fuses
The power supply is
overloaded
ź
Disconnect the power supply
from the laptop, check the
correctness of the current
parameters
There is a suspicion of a
product defect
ź
Stop using and contact the
seller
A laptop connected to an
electrical outlet via
power adapter does not
charge the battery or
displays a message
about the non-genuine
charger
The power supply does
not correspond to the
current parameters
ź
Disconnect the power supply
from laptop and check if current
parameters are correct
ź
Contact with seller
Removing the most common problems
notebook power supplies
1.
Select and connect the appropriate connector to power supply.
2.
Connect power cord to the electrical socket.
3.
Connect the power supply connector to the nootebook.
4.
Turn on the notebook.
Preparing the Power Supply for Use:
Cleaning the power supply
ź
Use soft and antistatic cloth for cleaning the power supply.
ź
Do not use abrasive or chemical cleaners.
Disconect the power supply from the electrical socket and connected devices before cleaning.
