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4.  Check Method of the NFC Tag Data
Check the NFC tag data according to the procedure below.

Procedure:
1.  Check the Bluetooth address (BD_ADDR).
 

There are following two checking methods.

 

• 

How to read from the BT module label

 

• 

How to display on the liquid crystal display by the test mode

 

Set the unit to the state where the BT module (Ref. No. IC1002 
on the MAIN board) can be seen.

 

(Refer to the “3. DISASSEMBLY” on the page 25 and after)

48D2242F241A

 

1.  In the state of source off (the clock is displayed on the 

liquid crystal display),  enter the test mode by pressing the 
buttons in order of the [

 4] 

t [MIC 5] t [PAUSE 6] 

(press only the [PAUSE 6] button for two seconds).

 

 

(Displayed characters/values in the following fi gure  are 
example)

 

 

2.  In the state in which the software main version is displayed 

on the liquid crystal display, enter the Bluetooth address 
(BD_ADDR) display mode by pressing the [

 

SCRL 

DSPL] button.

 

 

(Displayed characters/values in the following fi gure  are 
example)

 

 

Note: When pressing the [  SCRL DSPL] button again, the destina-

tion code is displayed on the liquid crystal display, but it is not 
necessary to display in this step.

 

3.  The resetting operation is executed by pressing the [

 

OFF 

SRC] button for 1 second after the confi rming ends, and 
the unit returns to the normal condition.

2.  Turn on the NFC function of the smartphone.
3.  Start the NFCtagWriter application on the smartphone.
4.  Tap the “Read” on the screen of the smartphone.

5.  Check that “BD_ADDR” on the screen of the smartphone ac-

cords with BD_ADDR written on the BT module label and 
“MODE” on the screen of the smartphone is “00 00 (Read-
only)”.

6.  End the NFCtagWriter application on the smartphone.

AFFIXING  OF  LABEL (SERIAL  NUMBER)
When the front panel (SV) assy is replaced, it is necessary to affi x 
the label (serial number).
2 labels (serial number) are included with a new front panel (SV) 
assy. Affi x 1 label to the rear side of the front panel (SV) assy. Af-
fi x the other one to the bottom side of main unit.
Be sure to perform this procedure, as Bluetooth will not operate 
correctly if the serial number of the front panel (SV) assy and main 
unit do not match.
Also, since the serial number has changed, print page 15 and hand 
the tear-off with the product to the customer when returning the 
product after repairs are complete.

Check the version of the NFC tag data writing application 
(NFCtagWriter application) for the servicing according to the 
procedure below.

Procedure:
1.  Start the NFCtagWriter application on the smartphone.
2.  Tap the “ 

 ” (menu button) or “   ” of the screen of the smart-

phone, then tap the “About” that is displayed on the screen of 
the smartphone.

3.  Check that version of the NFC tag data writing application for 

the servicing is displayed on the screen of the smartphone.

5.  The Factor that One Touch Connection is Impossible 
The four following factors are considered as the factor that one touch connection is impossible. 
Guess and check the defective factor by each checking result.

Note: The four following factors are examples.

1 BT module defect

NG

―

NG

NG

2

Knob (VOL) (SV) 
assy defect

OK

NG

OK

NG

3

NFC tag data 
writing failure

OK

NG

OK

NG

4 Smartphone

OK

OK

OK

NG

Notice about the serial number change on the back side of 
the front panel:
The serial number on the back of the front panel has changed due to 
repairs.
For details, refer to the “Detaching the Front Panel” section of “Getting 
Started” in the operating instruction.

Notice about the serial number change on the back side of 
the front panel:
The serial number on the back of the front panel has changed due to 
repairs.
For details, refer to the “Detaching the Front Panel” section of “Getting 
Started” in the operating instruction.

Notice about the serial number change on the back side of 
the front panel:
The serial number on the back of the front panel has changed due to 
repairs.
For details, refer to the “Detaching the Front Panel” section of “Getting 
Started” in the operating instruction.

Notice about the serial number change on the back side of 
the front panel:
The serial number on the back of the front panel has changed due to 
repairs.
For details, refer to the “Detaching the Front Panel” section of “Getting 
Started” in the operating instruction.

Notice about the serial number change on the back side of 
the front panel:
The serial number on the back of the front panel has changed due to 
repairs.
For details, refer to the “Detaching the Front Panel” section of “Getting 
Started” in the operating instruction.

Notice about the serial number change on the back side of 
the front panel:
The serial number on the back of the front panel has changed due to 
repairs.
For details, refer to the “Detaching the Front Panel” section of “Getting 
Started” in the operating instruction.

Notice about the serial number change on the back side of 
the front panel:
The serial number on the back of the front panel has changed due to 
repairs.
For details, refer to the “Detaching the Front Panel” section of “Getting 
Started” in the operating instruction.

Notice about the serial number change on the back side of 
the front panel:
The serial number on the back of the front panel has changed due to 
repairs.
For details, refer to the “Detaching the Front Panel” section of “Getting 
Started” in the operating instruction.

Notice about the serial number change on the back side of 
the front panel:
The serial number on the back of the front panel has changed due to 
repairs.
For details, refer to the “Detaching the Front Panel” section of “Getting 
Started” in the operating instruction.

Notice about the serial number change on the back side of 
the front panel:
The serial number on the back of the front panel has changed due to 
repairs.
For details, refer to the “Detaching the Front Panel” section of “Getting 
Started” in the operating instruction.

Notice about the serial number change on the back side of 
the front panel:
The serial number on the back of the front panel has changed due to 
repairs.
For details, refer to the “Detaching the Front Panel” section of “Getting 
Started” in the operating instruction.

Notice about the serial number change on the back side of 
the front panel:
The serial number on the back of the front panel has changed due to 
repairs.
For details, refer to the “Detaching the Front Panel” section of “Getting 
Started” in the operating instruction.

Notice about the serial number change on the back side of 
the front panel:
The serial number on the back of the front panel has changed due to 
repairs.
For details, refer to the “Detaching the Front Panel” section of “Getting 
Started” in the operating instruction.

Notice about the serial number change on the back side of 
the front panel:
The serial number on the back of the front panel has changed due to 
repairs.
For details, refer to the “Detaching the Front Panel” section of “Getting 
Started” in the operating instruction.

Notice about the serial number change on the back side of 
the front panel:
The serial number on the back of the front panel has changed due to 
repairs.
For details, refer to the “Detaching the Front Panel” section of “Getting 
Started” in the operating instruction.

Notice about the serial number change on the back side of 
the front panel:
The serial number on the back of the front panel has changed due to 
repairs.
For details, refer to the “Detaching the Front Panel” section of “Getting 
Started” in the operating instruction.

•  Please cut out along the dotted line and use it.