MEX-BT2500 - Sony Car Audio Service Manual (repair manual). Page 8

8

Refer to the  pages listed for de tails. The 
correspond ing buttons on the card remote 
commande r contr ol the same func tions as those 
on the unit.

A

To power off; stop the source.

B

CD/Radio/Bluetooth audio:
To select an equalizer type (XPLOD, 
NATURAL, HARD, UPBEAT, VOCAL, 
CUSTOM or OFF).
Power off:
For Bluetooth signa l on/of f, pairing.

C

(handsfree) button  

To adjust volume (rotate); select setup items 
(press and  rotate); receive/end a call (press).

D

To power on; change the source (Radio/CD/
AUX/Bluetooth aud io/Blueto oth ph one ).

1

9

2

qg qh

qf

4

5

8

6

7

3

MEX-BT2500

qd

qs

qa

q;

qk

qj

4

ws

qs

1

wf

ql

qd

wa

w;

wg

wd

E

To insert the disc (label side up).  Playback 
starts autom atically.

F

G

To connect a portable audio device.

H Z 

To eject the disc.

I

J

To select PTY in RDS.

K

CD:
To skip tracks (press); skip tracks 
continuously (press, then press again within 
about 1 second and hold); reverse/fast-
forward a track (press and hold).
Radio:
To tune in stations automatically (press); find 
a station manually (press and hold).
Bluetooth audio device*

1

:

To skip tracks (press).

L

To select the radio band (FM/MW/LW).

M

To change display items (press); change the 
display brightness (press and hold).

N

CD:
(1)/(2):

*

2

To skip albums (press); skip albums 
continuously (press and hold).

(3):

(4):

(6):

*

3

To pause playback. To cancel, press 
again.

Radio:
To receive stored stations (press); store 
stations (press and hold).
Bluetooth audio device*

1

:

(6):

To pause playback. To cancel, press 
again.

O

To set AF and TA in  RDS.

P

Q

(located behind the front 

panel)

  

R

Note
Do not cover the microphone, the handsfree 
function may not work properly.

The following buttons on the card remote 
commander have also different buttons/functions 
from the unit. Remove the insulation film before 
use.

ql <

.

,

>

The same as (SEEK) –/+ on the unit.

w;

To adjust volume.

wa

To attenuate the sound. To cancel, press 
again.

ws

The same as the select button on the uni t.

wd M

m

To contr ol CD, the same as (1)/(2)
(ALBM –/+) on the uni t.

wf

To scroll the display item.

wg

To receive stored stations (press); store 
stations (press and hold).

*1

When a Bluetooth audio device (supports AVRCP 
of Bluetooth technology) is connected. Depending 
on the device, certain operations may not be 
available.

*2

When an MP3/WMA is played.

*3

When playing back on this unit.

Note
If the unit is turned off and the display disappears, it 
cannot be operated with the card remote commander 
unless 

(SOURCE)

 on the unit is pressed, or a disc is 

inserted to activate the unit first.

Tip
For details on how to replace the battery, see 
“Replacing the lithium battery of the card remote 
commander”.