9. Troubleshooting
9. Troubleshooting
S ymptom
2
S ET is not working .
MPEG PART
MIC4 MPEG
#252 RESET
SYSTEM RESET
RESET Insecure : It should be 3V after power ON
C aus e
R es et Line problem
MICOM PART
UIC1 MICOM
#79 RESET
MAIN PCB
C heck Point
R es et Line
(MIC OM#79,MPEG#252)
JIC1 MICOM
#32 RESET
JACK PCB
50