Troubleshooting Guide (elect)
1225-1023
Rev 1
Troubleshooting Flow
1.5 Audio
Symptom:
Replace:
No Microphone
B3100
Symptom:
Replace:
No Earphone
X4200
, if damaged
Symptom:
Replace:
No or bad Loudspeaker
X3102
, if damaged
V3101
N3100
Symptom:
Replace:
No Hands-free (PHF) Aux Microphone
X2405
, if damaged
L2401
or
L2402
, if more than 2
Ω
N3101
Symptom:
Replace:
No Hands-free (PHF) Aux Earphone
X2405
, if damaged
L2403
,
L2404
,
L2405
,
L2406
or
L2408
, if more than 2
Ω
N3101
Symptom:
Replace:
No Microphone and no Earphone – Phone stuck in PHF mode when PHF is not attached
V2417
, if short circuit
N2422
Symptom:
Replace:
No Hands-free (PHF) audio – Phone not recognizes PHF set
X2405
, if damaged
N2422
Symptom:
Replace:
No FM Radio
X2405
, if damaged
R2451
, if more than 1
Ω
N1300
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Sony Ericsson Mobile Communications AB – Company Internal
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