SETTING : “Vibrator on” at Sounds of test menu
Checking Flow
START
Vibrator will
Work properly
No
No
No
Yes
Yes
Yes
No
Yes
Check the state of
Contact of Vibrator
Re-contact vibrator
Is the voltage across D400
over 2.5V?
Is the voltage across R446
Under 3V?
Check the signal level at
MSM_MOTOR_EN=high?
Replace MSM
Replace Vibrator
Does Vibrator work Properly?
Yes
No
Check the soldering of
Q404, R442, D400
Re-soldering Q404, R442, D400
No
Replace Q404, R442, D400
Yes
Re-soldering Q405, R446, R448
Check the soldering of
Q405, R446, R448
No
Replace Q405, R446, R448
Yes
40
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Summary of Contents for LG-MC2670
Page 17: ...LG MC26 70 DCN Mode Graph 2 1 2 1763 04MHz DCN384 14 Z 3 X B O X C O M ...
Page 21: ...LG MC2670 Waveform DP101 Pin 5 Graph 2 1 4 c DP101 Pin 8 Graph 2 1 4 b 18 Z 3 X B O X C O M ...
Page 32: ...LG MC2670 Circuit Diagram 29 Z 3 X B O X C O M ...
Page 55: ...LG MC2670 Appendix Z 3 X B O X C O M ...
Page 56: ...Z 3 X B O X C O M ...
Page 58: ...Z 3 X B O X C O M TX Line RX Line Local Line RD2670 ...
Page 59: ...Z 3 X B O X C O M TX Line RX Line MIC Line SPK Line RD2670 ...
Page 60: ...Z 3 X B O X C O M RD2670 ...
Page 61: ...Z 3 X B O X C O M SPK Line MIC Line RD2670 ...
Page 65: ...Description LG Part No Q ty MAIN PCB SPFY0083001 1 2 PCB Z 3 X B O X C O M ...