4U CHECK4U 2 Podręcznik - Strona 15
Przeglądaj online lub pobierz pdf Podręcznik dla Kontrolery dostępu IP 4U CHECK4U 2. 4U CHECK4U 2 17 stron. Id checker
*Sometimes, even if it is an original product, the red led might be on.
In this case, wipe the ID card surface and insert it again. If the card is
damaged, there can be an error.
Do not disassemble the equipment but use the cleaning card when cleaning the
inside.
SENSOR
* Wrap both sides of the card with a thin cloth (to let it fit into the home) and
dip it with an alcohol to clean.
As a reference,
15
Cleaning Methods
Swipe the cleaning
card up and down