Canon A2400 IS 사용자 설명서

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If you think there is a problem with the camera, first check the following. If the 
items below do not solve your problem, contact a Canon Customer Support 
Help Desk.

Confirm that you are using the correct type of battery, and that there is sufficient charge 
(p. 169).

Confirm that the battery is inserted facing the correct way (p. 17).

Confirm that the memory card/battery cover is fully closed (p. 18).

Dirty battery terminals reduce battery performance. Try cleaning the terminals with a 
cotton swab and reinserting the battery a few times.

Confirm that you are using the correct type of battery, and that there is sufficient charge 
(p. 169).

Confirm that the batteries are inserted facing the correct way (p. 19).

Confirm that the memory card/battery cover is fully closed (p. 19).

Dirty battery terminals reduce battery performance. Try cleaning the terminals with a 
cotton swab and reinserting the batteries a few times.

Battery performance decreases at low temperatures. Try warming the battery a little by 
putting it in your pocket, for example, with the terminal cover on.

If these measures do not help and the battery is still depleted soon after charging, it has 
reached the end of its life. Purchase a new battery.

Battery performance decreases at low temperatures. Try warming the batteries a little 
by putting them in your pocket, for example, ensuring that the terminals do not touch 
any metal objects.

Do not open the memory card/battery cover while the camera is on. Close the cover, 
turn the camera on, and then turn it off again (p. 18).

Do not open the memory card/battery cover while the camera is on. Close the cover, 
turn the camera on, and then turn it off again (p. 19).

Battery swelling is normal and does not pose any safety concerns. However, if battery 
swelling prevents the battery from fitting in the camera, contact a Canon Customer 
Support Help Desk.