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MEX-M72BT/N5300BT/N7300BD
3. Error Display
When the writing of the NFC tag data has failed, "Error" is dis-
played on the screen of the smartphone.
When "Error" is displayed on the screen of the smartphone, operate
according to the procedure below.
MEX-N5300BT
Procedure:
1. Tap the "OK" on the error screen of the smartphone to write of
the NFC tag data again.
2. When "Error" is displayed on the screen of the smartphone
again, after tapping "OK" button on error screen, tap the back
button twice and return to the fi rst screen and tap the "Read".
3. Check that "MODE" on the screen of the smartphone is not "00
00 (Read-only)".
4. When "MODE" on the screen of the smartphone is "00 00
(Read-only)", execute the writing of the NFC tag data again af-
ter replacing the knob (VOL) assy.
(When "MODE" on the screen of the smartphone is "00 00
(Read-only)", the writing of the NFC tag data cannot execute)
19
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
How to read from the BT module label:
Set the unit to the state where the BT module on the MAIN
board can be seen.
(Refer to "3. DISASSEMBLY" on page 34 and after)
– MAIN Board
(Component Side) –
BT module label
Sony CONFIDENTIAL
For Authorized Servicer
BD_ADDR
(QR barcode)
505BC216EEBE
BD_ADDR
– Continued on next page –
SYS SET
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