Alpine N872A Installation Guide - Page 8

2. Connections 1 Disconnect the battery (-) terminal. Note: Some vehicles contain a vehicle control computer etc. in this case, contents of the computer memory may be erased when the battery (-) lead is disconnected. 2 Parking Brake Lead Connection. If necessary, use a solderless connector to connect the parking brake lead, speed sensor lead, etc. Preparation Navigation side lead 1 Solderless connector 2 (supplied with the unit) Vehicle lead Stopper Navigation side lead Pliers Parking Brake Lead Connection PARKING BRAKE NVE-N872A (Yellow/Blue) Pinch Connector Parking brake lamp Parking brake lead Parking brake switch Battery Chassis Connection Diagram of SPST Switch (Sold Separately) (If the ACC power supply is not available) NVE-N872A (Red) (Yellow) IGNITION BATTERY FUSE (5A) SPST SW (Optional) (Optional) FUSE (10A) (Optional) Battery • If your vehicle has no ACC power supply, add an SPST (Single-Pole, Single-Throw) switch (sold separately) and fuse (sold separately). • The diagram and the fuse amperage shown above are in systems where the NVE-N872A is used individually. • If the switched power (ignition) lead of the NVE-N872A is connected directly to the positive (+) terminal of the vehicle's battery, the NVE-N872A draws some current (several hundred milliamperes) even when its switch is placed in the OFF position. In some cases, this is enough to discharge the battery. 7