Nokia Battery Authentication Guidelines; Authenticate Hologram - Nokia 7510a User Manual

Do not modify, remanufacture, attempt to insert foreign objects into the
battery, or immerse or expose it to water or other liquids.
Improper battery use may result in a fire, explosion, or other hazard. If the
device or battery is dropped, especially on a hard surface, and you believe
the battery has been damaged, take it to a service centre for inspection
before continuing to use it.
Use the battery only for its intended purpose. Never use any charger or
battery that is damaged. Keep your battery out of the reach of small
children.

Nokia battery authentication guidelines

Always use original Nokia batteries for your safety. To check that you are
getting an original Nokia battery, purchase it from an authorised Nokia
dealer, and inspect the hologram label using the following steps:
Successful completion of the steps is not a total assurance of the
authenticity of the battery. If you have any reason to believe that your
battery is not an authentic, original Nokia battery, you should refrain from
using it. If authenticity cannot be verified, return the battery to the place
of purchase.

Authenticate hologram

1. When you look at the hologram on the label, you
should see the Nokia connecting hands symbol
from one angle and the Nokia Original
Enhancements logo when looking from another
angle.
2. When you angle the hologram left, right, down and
up, you should see 1, 2, 3 and 4 dots on each side
respectively.
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