Sony MEX-XB100BT, Service Manual

MEX-XB100BT

7

IMPORTANT  NOTE  OF  “INITIALIZING”

The purpose of “Bluetooth Initialize” is to initialize the Bluetooth 
connection history (HF/Audio Streaming). (To delete the device 
information for the devices that you connected to when searching, 
etc.)
When complete MAIN board is replaced, it is necessary to initial-
ize this unit.
Refer to the following, initialize this unit.

Note:

 Phonebook data and dialed/received call history can be deleted by 

executing “Bluetooth Initialize”.

Procedure:

1.  In the state of source off (the clock is displayed), press the 

[MENU] button.

2.  Rotate the control dial, and select the “SET BT”.
3.  Press the [PUSH ENTER/VOICE] button.
4.  Rotate the control dial, and select the “SET BT INIT”.
5.  Press the [PUSH ENTER/VOICE] button, and the message 

“SET INIT-NO” is displayed on the liquid crystal display.

6.  Rotate the control dial clockwise, and the message “SET INIT-

YES” is displayed on the liquid crystal display.

7.  Press the [PUSH ENTER/VOICE] button, and the message 

“INITIAL” is blinked on the liquid crystal display.

8. When “Bluetooth Initialize” is completed, the message 

“COMPLETE” is displayed on the liquid crystal display for a 
moment.

9. Press the [  MODE] button, and return to the state of source 

off (the clock is displayed) mode.

CLEANING  THE  CONNECTORS

The unit may not function properly if the 
connectors between the unit and the front panel 
are not clean. In order to prevent this, detach the 
front panel (page 7) and clean the connectors with 
a cotton swab. Do not apply too much force. 
Otherwise, the connectors may be damaged.

Notes

ˎ

For safety, turn off the ignition before cleaning the 
connectors, and remove the key from the ignition 
switch.

ˎ

Never touch the connectors directly with your fingers 
or with any metal device.

CANCELING  THE  DEMO  MODE

You can cancel the demonstration display which 
appears when the source is off and the clock is 
displayed.

1

Press MENU, rotate the control dial to 
select [SET DISPLAY], then press it.

2

Rotate the control dial to select [SET 
DEMO], then press it.

3

Rotate the control dial to select [SET 
DEMO-OFF], then press it.

The setting is complete.

4

Press 

 (back) twice.

The display returns to normal reception/play 
mode.

OPERATION  CHECK  OF  THE  NFC  AFTER  COMPLET-
ING  THE  REPAIRS

After completing the repairs of this unit, follow the procedure below 
to check normal operation of the NFC.

Note:

 After checking of NFC operation, be sure to delete the pairing infor-

mation before returning this unit to the customer.

By touching the control dial on the unit with an 
NFC* compatible smartphone, the unit is paired and 
connected with the smartphone automatically.

* NFC (Near Field Communication) is a technology 

enabling short-range wireless communication 
between various devices, such as mobile phones and 
IC tags. Thanks to the NFC function, data 
communication can be achieved easily just by 
touching the relevant symbol or designated location 
on NFC compatible devices.

For a smartphone with Android OS 4.0 or lower 
installed, downloading the app “NFC Easy Connect” 
available at Google Play™ is required. The app may 
not be downloadable in some countries/regions.

1

Activate the NFC function on the 
smartphone.

For details, refer to the operating instructions 
supplied with the smartphone.

2

Touch the N-Mark part of the unit with 
the N-Mark part of the smartphone.

Make sure that 

 lights up on the display of the 

unit.

To disconnect by One touch

Touch the N-Mark part of the unit with the N-Mark 
part of the smartphone again.

Notes

ˎ

When making the connection, handle the 
smartphone carefully to prevent scratches.

ˎ

One touch connection is not possible when the unit is 
already connected to another NFC compatible device. 
In this case, disconnect the other device, and make 
connection with the smartphone again.

Connecting with a Smartphone by One 
touch (NFC)

and clean the connectors with