3. TROUBLE SHOOTING
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3.16 SIM
The sequence of detecting LG-D605 SIM is,
SIM inserted to LG-D605 -> 2.9V_SIM(C103) goes to 3.0V -> Triggers SIM clock, reset and data.
Block Diagram of SIM connection is shown below
4. Trouble Shooting
4. 16. SIM
The sequence of detecting LG-D605 SIM is,
SIM inserted to LG-D605
2.9V_SIM(C103) goes to 3.0V
Triggers SIM clock,
reset and data.
Block Diagram of SIM connection is shown below
81
UIM_DATA
UIM_CLOCK
UIM_RESET
MSM8230
SIM SOCKET
(S11000)
BCM43341
(NFC PART)
+3.0V_USIM_NFC
NFC_SWP
+3.0V_L15_UIM1
Start
Reinsert SIM card
Woks well?
Change SIM socket
End
Change Main board
Check
+3.0V_L15_UIM1(C9049)
No
Yes
Yes
No
No
Yes
No
Change PM8038(U5000)
Woks well
Check
+3.0V_USIM_NFC(C9050)
Change BCM43341(U9002)
No
81
START
Change SIM socket
End
Reinsert SIM card
Check
+3.0V_L15_UIM1TP1(C9049)
Yes
Woks well?
Check
+3.0V_USIM_NFC TP2(C9050)
Woks well
Yes
Yes
Change PM8038(U5000)
Change BCM43341(U9002)
No
No
No
Change Main board
Yes
No