Motorola C168 Manuel - Page 6

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Motorola C168 Manuel

1.1.3.2 Speaker Fail

Speaker doesn't work
NO
Check if speaker is
Defective Speaker
well contacted
YES
NO
Check CN401 Pin12,
Defective CN401 B2B
14, 16 and 18
connector
YES
Measure speaker
NO
Defective U101, U201,
signal on L31, C308,
L31
C309
YES
Check mechanical
fabrication
Faulting Finding Chart of "Speaker fail"
6