Boss Audio BV9963I User Manual in English - Page 4

INSTRUCTIONS BASIC FUNCTION iPod 3 4 5 6. SEEK Knob/( / )/ (SEEK+/SEEK-)/(SEEK/SEEK)(Speed forward/backward/Select station/song) In radio mode, press/rotate the knob to select station upward/backward. Long press/rotate the knob to automatically scan station. In playback mode, short press/rotate the knob to select song upward/backward,long press/rotate it to achieve speed forward/backward function. 7 Dual (front and rear)USB Warning :You can only use either front or rear USB at a time.Never connect both front and rear USB at the same time! This could cause malfunctions. 8 TROUBLE SHOOTING INSTRUCTIONS PROBLEM CAUSE Cannot power on Check fuse Some factors cause MPU wrong operation After ignition switch off ,setting Change battery or fuse information all lose Poor performance Weak signal of radio station SOLUTION Change fuse same as the old one Press RES button on the panel by penpoint, then, power on Reset information and save Move the car to another place, then research Connot load disk There is a disk inside Remove disc before inserting another one Disc is scratched Change new disc Cannot play disc Put wrong side of disc into the unit Lens is dirty Insert in the disk with sign side up Clean lens by lens clean disc Cannot switch language/subtitle No image Cannot watch image during driving There is only one language/ subtitle in disc Other factors cause MPU wrong operation It's not allowed to watch image during driving If disc is not with multi-language/subtitle, it cannot switch language/subtitle Press [RES] button on the panel by penpoint, then, power on Park the car in a safe place, put the car stall in " P " postion, pull up the hand brake, parking brake wire must be grounded 03 16