3.3.9
UIM Detect Trouble
Checking Flow
START
Does the UIM
Supports 3V?
Check the condition of
CON400 Good?
Voltage of pin 1 in
CON400=2.85V
UIM will be DETECTED
Change the UIM. Our Phone
supports 3V UIM only
Resolder or replace CON400
No
No
No
Yes
Yes
Yes
SETTING : Insert UIM CON400, and power on.
Check MSM
Good?
Change UIM card
Does it work
Properly?
Re-download SW
Work?
Replace Main
board
The UIM is malfunctioned.
Change the UIM.
Yes
Yes
No
No
Test Points
Circuit Diagram
CON400
UIM SOCKET PART
PIN 1
No
UIM SOCKET
Содержание LG-YD636
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