No Sound Can Be Heard - Samsung YP-F1 Service Manual

2. No Sound can be heard

Is the earphone inserted correctly?
NO
Are there sound interruptions or nois-
NO
NO
Finish
Samsung Electronics
YES
Does the YEPP logo song play?
YES
Are R- and L-channels working cor-
rectly?
YES
es?
YES
Are there also sound interruptions or
noises while playing other files?
YES
Does the problem persist after
updating with the latest firmware?
YES
Replace the board
(Further examination is
required.)
NO
Does the problem persist after replacing the
earphone?
YES
NO
Does it play after re-soldering the
jack?
YES
NO
NO
Replace the earphone.
Replace the jack.
NO
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