5-7 Trouble shooting Chart
AUX IN does not work
no
yes
no
yes
no
yes
no
yes
Check AUXIN Connector
have the signal
Check AUXIN source
Check U6 P11&P4 have
signal On Main PCB
whether or not
Check the R35 R36 C39 C41
whether normal or not
Check U6 P10&P9 is high
level?
Check the 8301 work whether
normal or not
Check U6 work normal
or not
Change the U6
Change U7
AUX IN does not work
yes
Содержание HTL4111B/12
Страница 43: ...USB MP3 board Print Layout bottom and top side 7 14 7 14 ...
Страница 44: ...Front Control and Key board Print Layout bottom side 7 15 7 15 ...
Страница 45: ...Front Control and Key board Print Layout Top side 7 16 7 16 ...
Страница 46: ...Power board Print Layout Bottom side 7 17 7 17 ...
Страница 47: ...Main board Print Layout Bottom side 7 18 7 18 ...
Страница 48: ...Main board Print Layout Top side 7 19 7 19 ...
Страница 49: ...8 1 8 1 Exploded View for HTL4111 ...