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English
Notes on Multi-function Key System
Multi-function Key System serves to control various functions
with the [2] — [5] buttons.
The basic operation of the Multi-function Key System is described
below.

What's the Multi-function Key System?

This unit is equipped with the Multi-function Key System that enables
the operation of multiple functions with one button.
For example, you can enter the Display Control Mode or turn ON/OFF
the Random Play by pressing the [3] button during CD play.

Setting each function

The function display will show the controllable function of the [2] — [5]
button above the button.
Pressing the [2] — [5] button below the desired function enables the
setting of the function.

Displaying the desired function

If five or more functions are available to be set with the [2] — [5]
button, they are divided into multiple function groups (referred to as
sections in this manual) for registration.
Press the [NEXT] button to switch the sections.
If the display of the desired function is not shown, press the [NEXT]
button 1 to 3 times to switch the sections until the wanted function
display is shown.
Example: Function display of CD & External disc source
"M.RDM", "H-F" or "SYNC" is displayed when an optional accessory is
connected.

Real operational example of the Multi-function Key

System

Example: Turning ON/OFF the Random Play during CD play.
1. Show the function display of the Random Play.
If "RDM" is not shown in the display, press the [NEXT] button to
switch the sections until the "RDM" function display is shown above
the [3] button.
2. Turn ON/OFF the Random Play.
Press the [3] button.
Each time the [3] button under the "RDM" function display is
pressed the Random Play is turned ON/OFF.
KDC-9023R_U.S_r4.pg 02.12.10 5:28 PM Page 8