HW831 User Guide Rev 1.0
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Appendix C: Care and Maintenance
Do not use and store the device in areas with high temperature or high humidity.
Keep the device dry - the device is not water-resistant.
Avoid using the device or its accessories outdoors.
Do not share the power source for this device with other equipments.
If the device becomes too hot, turn off the power immediately and have it checked by an
authorized service personnel.
Only install the device in the positions described by this User Guide.
Only use the power adapter comes with the package. Using power adapter with a different
rating may damage the device.
Do not open and repair the device yourself. If you suspect the device is not functioning
properly, take it to the authorized service centre for service.
Do not shake, knock, or drop the device.
Do not use cleaning solvents, or strong detergents to clean the device.