Sony WF-1000XM3 Service Manual page 18

WF-1000XM3
5. Start the NFC Tag Data Writing Application on the smartphone.
(The fi gure below is a reference example)
6. Tap the "Read" button.
Tap
5. The Factor that One Touch Connection (NFC function) is Impossible
The four following factors are considered as the factor that one touch connection (NFC function) is impossible.
Guess and check the defective factor by each checking result.
Note: The four failure factors are examples.
Bluetooth manual con-
Factor
nection check by user
WF-1000XM3L
1
(L-ch) defect
CASE NFC board
2
defect
NFC tag data writing
3
failure
4 Smartphone trouble
18
NFC Tag Data
Writing Application
– Continued on upper right –
NFC tag data check
NG
OK NG
OK NG
OK OK
7. In the state of step 6, touch the N-mark part of the smartphone to
the N-mark part of the charging case.
8. Check that the alphanumeric characters of "BD_ADDR" dis-
played on the screen of the smartphone matches the Bluetooth
address displayed on the PC in step 3.
In addition, if "0000 (Read-only)" is displayed in the "MODE"
column of the screen of the smartphone, NFC tag data has been
written without any problem and can not be changed.
Smartphone screen
9. Select the device (WF-1000XM3) displayed on the PC, right
click and select "Remove device" from the displayed menu and
delete the device (WF-1000XM3).
Note 6: When another WF-1000XM3 is connected to the PC by Bluetooth
connection, a new device (WF-1000XM3) will be added.
If there are plural devices (WF-1000XM3), you may errone-
ously reference and write the Bluetooth address of another WF-
1000XM3. Therefore, delete the existing device before adding a
new device.
10. End the NFC Tag Data Writing Application on the smartphone.
Also, end the
"Properties"
NFC tag data is completed.
Bluetooth manual connec-
tion check by servicing
―
NG
OK
OK
OK
Sony CONFIDENTIAL
For Authorized Servicer
Matched
"Properties" screen of PC
0000 (Read-only):
There is no problem in writing.
screen of the PC, and the check of the
NFC one touch connection
check with smartphone
NG
NG
NG
NG
SYS SET