Samsung YP-Z5F Service Manual page 23

2. No Sound
NO
NO
NO
End
6-2
Are the earphones
properly connected?
YES
Can you play the
YEPP logo song?
YES
Are the outputs from
R and L channels
normal?
YES
Do you hear noise or
experience
discontinous play?
YES
Do you hear when
you play another
file?
YES
Does the problem
continue after
upgrading the
firmware with the
latest one?
YES
Replace the
board
(Close inspection
Does the problem
NO
continue after replacing
the earphone?
YES
NO Can you play after
resoldering the jack?
YES
NO
NO
Repalce the
earphones
Repalce the jack
NO
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