Data Sheet

TROUBLESHOOTING FLOW CHART
Power can not be turned on
Yes
Check VCC and
GND. SHORT
Check short .
No
Yes Yes
Check VCC. Check MCU
circuit.
Check MCU VCC
No
No
No
DAB & FM can not turn on
Check IC3.
Check IC202.
Check IC12.
Yes Yes
Check DAB3V3 .
Check 1V2.
Check DAB
Module
(
MD200
)
.
NO
Yes
Check IC2.
Check IC6.
13