How to use the M MODE button
If you press the M MODE button, the unit goes into
functions mode, then the number buttons and 5/∞
buttons work as different function buttons.
Ex.: When number button 2 works as the
MO (monaural) button...
Time countdown indicator
To use these buttons for their original functions again
after pressing the M MODE button, wait for 5 seconds
without pressing any of these buttons until the functions
mode is cleared or press the M MODE button again.
How to read this manual
• Button operations are mainly explained using the
illustrations in the table below.
• Illustrations of KD-HDR30 are mainly used for
explanation.
• Some related tips and notes are explained in "More about
this unit" (see pages 31 - 33).
Press briefly.
Press repeatedly.
Press and hold until your
desired response begins.
Press and hold both buttons at
the same time.
The following marks are used to indicate...
: Built-in CD player operations.
: External CD changer operations.
: Indicator displayed for the corresponding
operation.
CONTENTS
Press either one.
For safety...
• Do not raise the volume level too much, as this will block
• Stop the car before performing any complicated
Temperature inside the car...
If you have parked the car for a long time in hot or cold
weather, wait until the temperature in the car becomes
normal before operating the unit.
operations .................................... 30
Warning:
If you need to operate the unit while driving, be sure
to look around carefully or you may be involved in a
traffic accident.
outside sounds, making driving dangerous.
operations.
.............. 5
RM-RK50
3