Alpine TMI-M990 - Manual (Page 11)

7
- EN
About the indicators and the microphone
Using the TMI-M990 with an IONBUS connection
This unit connects to IONBUS compatible head units, and can even be operated from the head unit.
• For more information for operating from the head unit, refer to Operating from the Head Unit
pages 47-48.
• To connect and use the IONBUS, turn the system switch on the main unit to “SYSTEM”. (See
page 54).
Display indicator * 1
Lit when the display is on.
Action indicator
Flashes when the
display opens and
shuts.
Input indicator * 2
The indicator for the selected
source indicator lights up a different
color for each source. (the color is
different depending on the settings).
Road EQ microphone
(When Multimedia
Manager, PXI-H990,
is connected)
One of the functions of the
Road EQ is a microphone
when connected to the
Multimedia Manager
(PXI-H990) (sold separately).
For more information,
refer to the PXI-H990
Operating Instructions.
Brightness sensor
Detects the ambient
light level.
1 2
1:SYSTEM
2:STANDALONE
(Initial Setting)
System switch
* 1 When AUTO is set for the “Illumination Control” (page 39), the light level corresponds to the
detection of the Brightness sensor. So, when the ambient is dark, the indicator may not be lit.
* 2 You can set the color and brightness to your desired level.
(Refer to “Setting the Illumination Brightness” on page 38, “Changing Lighting Color” on page
41.)