LG S35A1-W - Page 24

3-11
ELECTRICAL TROUBLESHOOTING GUIDE
B
Power On.
Reconnect it.
Check if Front circuit.
Replace the bluetooth module
Check the AMP part
Does it output
audio?
Connect a bluetooth device,
music is played.
Check connection lines
between SDRAM(IC102) &
MCL3730 and the SDRAM
is damaged.
Check connection lines
between FLASH & MCL3730
and the FLASH access time
whether is suitable or not.
Reconnect it.
Show HELLO.
Show
the bluetooth name
SDRAM
works properly?
Check if CON104 is ok?
NO
NO
NO
NO
NO
NO
Flash
Memory operates
properly?
Check
if CON102 is ok?
YES
YES
YES
YES
YES
YES
NO
YES
YES
YES
YES
A