Sony WF-1000XM3 Service Manual page 8

WF-1000XM3
2. Refer to "2. DISASSEMBLY" on page 19, disassemble the charg-
ing case and replace the inside CASE NFC board with the new
CASE NFC board and assemble as it was before.
(The fi gure below is an image fi gure)
Note 3: The repair parts of the left side headset are including the CASE
NFC board (with NFC sheet, adhesive sheet NFC) paired with the
new WF-1000XM3L besides the new WF-1000XM3L.
Note 4: If you disassemble the charging case in order to replace the CASE
NFC board, reuse the removed parts other than CASE NFC board
(with NFC sheet, adhesive sheet NFC), adhesive sheet hall for fi x-
ing the case inner block and ornament hinge.
Disassemble
Attach the new CASE NFC board.
(The new CASE NFC board is
included in the left side headset
(WF-1000XM3L) for repair parts)
3. Attach the left and right headset to the charging case.
Note 5: The left and right headset will display a warning message (3 times
red fl ashing repeat), but proceed to the next step as it is.
L R
8
Remove the CASE NFC board.
(Does not use the removed CASE
NFC board)
Assemble
warning message
(3 times red flashing repeat)
4. Touch and hold the touch sensor control panel on the left and
right headset simultaneously, and the indicator changes from
warning message (3 times red fl ashing repeat) to red fl ashing
(slow), in this state release the your fi nger.
Note 6: It takes about 10 seconds to touch and release the touch sensor con-
trol panel.
Touch sensor
control panel
L R
Warning message (3 times
red flashing repeat):
Touch and hold
5. The left and right headset indicator automatically changes from
red fl ashing to 4 times of blue fl ashing, and when the indicator is
turn off, pairing of left and right headset is complete.
Note 7: When this operation is performed, it might not be able to connect to
iPhone or PC.
In that case, delete the registration of this unit on iPhone or PC,
register the device again.
L R
Blue flashing (4 times)
6. Check the operation of this unit and complete the left side head-
set replacement work.
Sony CONFIDENTIAL
For Authorized Servicer
L R
Red flashing (slow):
Release your finger
L R
Turn off
SYS SET