User manual PIONEER DEH-P3500MP

[. . . ] Install the unit where it does not get in the driver's way and cannot injure the passenger if there is a sudden stop, like an emergency stop. The semiconductor laser will be damaged if it overheats, so don't install the unit anywhere hot -- for instance, near a heater outlet. [. . . ] Route and secure all wiring so it cannot touch any moving parts, such as the gear shift, handbrake and seat rails. Do not route wiring in places that get hot, such as near the heater outlet. If the insulation of the wiring melts or gets torn, there is a danger of the wiring short-circuiting to the vehicle body. Don't pass the yellow lead through a hole into the engine compartment to connect to the battery. This will damage the lead insulation and cause a very dangerous short. Never feed power to other equipment by cutting the insulation of the power supply lead of the unit and tapping into the lead. the current capacity of the lead will be exceeded , causing overheating. When replacing fuse, be sure to use only fuse of the rating prescribed on this product. Since a unique BPTL circuit is employed, never wire so the speaker leads are directly grounded or the left and right speaker leads are common. Speakers connected to this unit must be highpower types with minimum rating of 50 W and impedance of 4 to 8 ohms. Connecting speakers with output and/or impedance values other than those noted here may result in the speakers catching fire, emitting smoke or becoming damaged. When this product's source is switched ON, a control signal is output through the blue/white lead. [. . . ] Cords for this product and those for other products may be different colors even if they have the same function. When connecting this product to another product, refer to the supplied Installation manuals of both products and connect cords that have the same function. [. . . ]