This guide provides the official operational features and reference manual for the series (model YT9216BJ00012V001) Android head unit.

Connects to headlight switch; dims screen when lights are on. Reverse/Back-up (BACK/REVERSE)

Before turning on the device, ensure the 16-pin main power harness and auxiliary RCA tails are correctly wired. Incorrect wiring is the primary cause of battery drain and blown fuses. Main 16-Pin Power Harness Pinout Label / Function Description Battery +12V (BATT/B+) Constant power from battery to maintain system memory. Red Accessory +12V (ACC) Switched power linked to your vehicle's ignition key. Black Ground (GND)