LG LG-E410 - SIM Detect Trouble Shooting

4. TROUBLE SHOOTING
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4.17 SIM detect Trouble Shooting
Yes
No
START
Check the SIM Slot.
No
Check “Single SIM
Settings”
No
Yes
insert SIM Card correctly
No
Change the Main B/D
Change the Main B/D
TP3 or TP6 is 1.8V
or 3.0V and active?
SIM is checked?
SIM Card is inserted correctly?
TP2 or TP5 is 1.8V
or 3.0V?
TP1 or TP4 is 1.8V
or 3.0V?
Change the Main B/D
END
Yes
Yes
Measurement
VREG_USIM1_2.85V
SIM1_RST
SIM1_IO