4. TROUBLE SHOOTING
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3.4 Checking NFC Antenna (Battery Cover)
Using LCR meter equipment (Hioki 3532 LCR meter)
A displayed data isn’t absolute value.
It has a deviation by means of equipment environment.
Therefore it should be compared with a normal sample.
4.7.3 Checking NFC Antenna (Battery Cover)
Using LCR meter equipment (Hioki 3532 LCR meter)
Yes
TP3
Antenna OK?
Replace Antenna
No
Re-download SW or
PN544 chip FW update
A displayed data isn’t absolute value.
It has a deviation by means of equipment environment.
Therefore it should be compared with a normal sample.
LCR
Inductance(L)
Capacitance(C)
Resistance(R)
Antenna
2.13uH
±
10%
11.85nF
±
10%
Under 1.5ohm
TP3 NFC antenna