NW-A100TPS/A105/A105HN/A106HN
25
Sony CONFIDENTIAL
For Authorized Servicer
NFC function checking
fl
ow chart:
Disassemble until you see the built-
in NFC antenna of main unit.
Note 1:
That the main unit is state to
operate.
The appearance of the NFC antenna
is normal.
(breaking of wire, damage etc.)
(See Footnote 1)
Yes
The NFC antenna terminal is
properly connected to the KEY FPC
terminal.
After the NFC antenna terminal is
properly connected to the KEY FPC
terminal, as a result of perform the
NFC connection check again,
pop-up menu is displayed.
Note 2:
Be careful not to slip out of
place the terminal connection.
No
Yes
NFC connection checking is
completion.
Yes
No
Replace a new NFC antenna, as a
result of perform the NFC
connection check again, pop-up
menu is displayed. (See Footnote 2)
No
No
NFC connection checking is
completion.
Yes
No
State that does not removed the
NFC antenna from the plate rear,
release the connection between the
KEY FPC. Then a new NFC
antenna connecting to the KEY
FPC, as a result of perform the NFC
connection check again, pop-up
menu is displayed. (See Footnote 2)
Note 2:
Be careful not to slip out of
place the terminal connection.
Replace a new NFC antenna, NFC
connection checking is complete.
Yes
Replace a new KEY FPC, NFC
connection checking is complete.
Yes
Replace the MAIN board, as a result
of perform the NFC connection
check, pop-up menu is displayed.
NFC connection checking is
completion.
Yes
No
Replace the KEY FPC, as a result
of perform the NFC connection
check again, pop-up menu is
displayed.
Footnote 1:
After checking that the NFC antenna terminal is properly connected to the KEY FPC terminal, connect the tester to the NFC antenna terminal and
con
fi
rm that the resistance is close to 0
Ω
. (Check for breaking of wire of the NFC antenna)
Footnote 2:
If the pop-up menu is not displayed even after replacing with a new NFC antenna and checking the connection, check the status of the KEY FPC.
The NFC antenna is connected to the main board via the KEY FPC.
Check if the buttons on the right side of the main unit function and con
fi
rm that the KEY FPC is properly connected to the main board. If the but-
tons do not function properly, the KEY FPC connection may be poor or disconnected.
SYS SET
2020/02/27 22:57:21 (GMT+09:00)
