Huawei DBY2-L09 Quick Start Manual page 5

Ensure that the card is correctly aligned and that the card tray is level when you
insert it into your device.
For More Information
If you encounter any problems while using your device, you can obtain help from
the following resources:
• Visit https://consumer.huawei.com/en to view device information, frequently
asked questions and other information.
• Visit https://consumer.huawei.com/en/support for the most up-to-date contact
information for your country or region.
• Go to Settings and enter the following keywords in the search box to view the
corresponding information. E.g. Legal, Safety information, Certification
logos.
Safety Information
Please read all of the safety information carefully before using your device to
ensure its safe and proper operation and to learn how to dispose of your device
properly.
Operation and safety
• To prevent possible hearing damage, do not listen at high volume
levels for long periods.
• Using an unapproved or incompatible power adapter, charger, or battery may
damage your device, shorten its lifespan, or cause a fire, explosion, or other
hazards.
• Ideal operating temperatures are 0°C to 35°C. Ideal storage temperatures are
–20°C to +45°C.
• Pacemaker manufacturers recommend that a minimum distance of 15 cm be
maintained between a device and a pacemaker to prevent potential interference
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