Yamaha CL5 Reference Manual page 200

The CHANNEL COLOR CALIBRATION MODE screen will appear, allowing you to adjust the
channel color.
NOTE
In the case of the CL3/CL1, channels that do not exist on those models will not be shown.
3.
Press a [SEL] key on the top panel to select the indicator for which you want to
adjust the color.
NOTE
Only one channel can be selected at a time.
4.
Press one of the color buttons on screen to select the desired color.
All channel color indicators turn the selected color. The currently-selected color button on screen
will be surrounded by a white frame.
5.
While comparing the color of the selected channel's indicator with the color of the
other channel indicators (for which the [SEL] keys are turned off), use the three
right-most multifunction knobs to adjust the color.
The RGB values in the RGB ADJUSTMENT field change accordingly.
6.
When you have finished adjusting the color, press the APPLY button located on the
right of the window to confirm the change.
NOTE
The APPLY button appears only if you change the RGB values.
7.
To reset all channel color indicators to the factory default setting, press the RESET
ALL button.
8.
Press the EXIT button.
The CL unit will start up in normal operating mode.
NOTE
Alternatively, you can continue operation by selecting a different menu instead of pressing the
EXIT button.
200
Other functions
Reference Manual