Customer Service DivaX Service Manual
32
No
Yes
YES
NO
YES
NO
YES
NO
No/Low sound from MIC
No/Low sound from MIC
Install the MIC cover
Check if there’s
MIC cover
*#84666*# and activate echo
loop, measure MIC MK400
voltage is 1.5V
、
0.7V
Replace MIC
Replace B411 or B402
Check if inductor B411
、
B402 is damaged.
Replace
C431\C432
Measure C431\C432 with
multimeter
to see if there’s
0.5V offset voltage
Resolder or replace
CPU U101
MT6250
END
