4. TROUBLE SHOOTING
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(1) Check The resistance of speaker
(2) Check The RF PCB
F-PCB Front-side view
F-PCB back-side view
Impedance /at 2kHz [Ω}
8.0± 15%
CTQ
4.12.1 Speaker troubleshooting
(1)
Check The resistance of speaker
(2) Check The RF PCB
Check the connector To Main board
TP1
SPK_P
TP2
SPK_N
Check the connector To Main board
4.12.1 Speaker troubleshooting
(1)
Check The resistance of speaker
(2) Check The RF PCB
Check the connector To Main board
Connector
Connector