Better BT4550 Manual De Operaciones página 31

1. Never disassemble or adjust the unit without any professional guidance.
For details, please consult any professional car shop / dealer for inquiry.
2. If the front panel or TFT monitor is dirty, please use a clean silicone cloth and neutral detergent
to wipe off the spot. Using a rough cloth and non-neutral detergent such as alcohol for cleaning
may result in scratching or decoloration to the monitor.
3. If any abnormal behavior of the unit is found, please refer to trouble shooting guide of this
manual. If no relevant information is found, please press the [RESET] key on the front panel to
resume factory default.
4. If you have parked the car in hot or cold weather for a long time, please wait until the
temperature in the car becomes normal before operating the unit.
5. Using the car heater in low temperature environment may result in moisture inside the unit, DO
NOT use the unit in this situation. Eject the disc and wipe off the moisture on the disc. If the unit
still doesn't work after a few hours, please contact the service center.
6. Do not impact the LCD monitor which could cause damage.
7. To prevent damage to the screen, avoid touching it with sharp objects.
8. To provide a clear demonstration and an alternative for easy understanding to the operation of
this unit, graphic illustrations are used.
However, some illustrations are different from the actual images displayed on the screen.
9. Operate the unit correctly according to this manual to prevent unnecessary problem. The
guarantee won't be valid if the problem is caused by inappropriate operation.
Expanding Systems
Note:
The items listed outside of the frame are the commercial products generally sold.
9480CE4M11A277A manual_EN.indd 2
Safety Precautions
EN - 2
2015-4-14 8:49:25