Read JBL ONBEAT HOTEL (serv.man2) Service Manual online
5-3 Trouble shooting Chart
AUX in does not work
AUX in does not
work
Go
No
Check the power supply
Yes
Yes
Check the voltage, clock and
data of U16
Yes
Check the voltage PVDD and 3.3V for
TAS5707
Check Main Board U14 Pin1 PIN2, signal
input whether right or not
input whether right or not
Check the input signal of U19
whether normal
or not
Check the Aux connector
whether normal or
not
Fix the connector
Yes
No
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