Notes On Operation/Connection - Silvercrest CRB-631 User Manual

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CRB-631 - Important safety information

6.1 Notes on operation/connection

 Only connect the device to a 12V battery; the negative pole must be connected to
 Do not switch on the radio for long periods of time if the vehicle engine is not running.
It has a comparatively high power consumption and can drain the battery to such a
low level that the engine cannot be started. Such a low charge also has a negative
effect on the life of the battery.
 If you do not have sufficient knowledge to install the radio yourself, consult an expert.
Please note that any resulting costs will not be borne by JNC.
 Before you install the device in the 1-DIN slot provided in the dashboard, take a look
at the wiring and make sure that all functions are in order.
 Only use the accessories supplied with the device to ensure correct installation. The
use of parts which are not approved can cause malfunctions.
 Please consult your car dealer if it is necessary to drill holes or make any other
modifications to your vehicle to install the device.
 When installing the radio ensure that it does not impede the driver and cannot injure
passengers in the event of an accident.
 This radio is designed for installation in vehicles with a 12V battery and with
connection of the negative pole to ground. Before installing the radio in RVs, trucks
or buses, always check the battery voltage.
 Before starting installation work, disconnect the battery. This will prevent short
 When connecting the power amplifier and the other devices, comply with the
corresponding instructions in this user guide.
 Secure the electric cables with clamps or adhesive tape. Protect cables laid on bare
metal surfaces by wrapping them in adhesive tape.
 Lay and secure all cables so that they do not make contact with moving parts such
as the gear shift, hand brake or the rails of the seats.
 Do not lay the cables at places which can become hot (e.g. heater outlets), as there
is the risk that the insulation could melt and cause a short circuit on the bodywork of
the vehicle.
 Do not route the yellow wire of the battery connection into the engine compartment
through a drilled hole, as the insulation could be damaged and cause a dangerous
short circuit.
 Do not shorten cables, as this could negatively affect the function of the protection
 Never tap the power supply by cutting into the insulation of the 12V connection cable
and connecting another consumer, as this would exceed the capacity of the cable
and cause overheating.
 When replacing a fuse always ensure that it is replaced by a fuse of the same type
with the same specified amperage.

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