Alpine HDS-990 HDS-990 Owners Manual - Page 23

Steering wheel control Select [Steering wheel control] from the general page. Refer to step 1 of "General Settings" (page 18). Steering wheel control Volume+ VolumeLast song Next song Play / Pause Mute SRC SWC- type  Steering wheel control page 1 Rotate the encoder to select the target item, then short press theencoder to select the target item to adjust. Setting content: According to the actual wiring of different car models, after connecting the host, learn the steering wheel of the car through the controller, short press "volume +", "volume -", "Last song", "Next song", "play/pause" ", "Mute", etc., wait for the car steering wheel button to be pressed to complete the learning and realize the controller's control of the car steering wheel. Steering wheel control connection page:  Green and white are connected to the button line of the car steering wheel, and black is connected to the ground. Please connect according to the actual model. For details, please contact your Alpine dealer. Built-in AMP Select [Built-in AMP] from the general page. Refer to step 1 of "General Settings" (page 18).  Built-in AMP switch page 1 Turn the encoder to the left to select [] operation. Setting items: Built-in power amplifier switch Setting content: OFF/ON (Initial setting)  When "Built-in AMP" is set to "OFF", the system will not output sound. SPDIF/Opt Settings Select [SPDIF/Opt] from the general page. Refer to step 1 of "General Settings" (page 18). 20 EN