Soundmax SM-CCR3057F [9/31] General operations

General operations Turning the unit on off Press the button to turn the unit on Press the button again to turn the unit off Reset the unit When first using the device or after replacing the car battery you must reset the unit Press the RESET button hole with a pointed object such as a ballpoint pen to set the unit to its initial state When some errors occur you can also press the RESET button to return to factory settings but note that it will erase clock setting and some memorized functions Mode selection Press the MOD CLK button repeatedly to select between Radio AUX USB and SD modes Operation modes are indicated on the display USB and SD mode is not available unless a memory card or a USB device is connected Volume control Adjust the volume by rotating the VOLUME knob Clock Press and hold the MOD CLK to show the time for 5 seconds When the time is shown press and hold the button until the clock starts to blink then rotate the volume knob to set the current hour Then press the button again to adjust minutes the minutes on display will blink rotate the volume knob to set the current minutes Press the button again to confirm the clock setting 9