LGE Internal Use Only
Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
4.7 SIM Detect Trouble Shooting
SIM interface scheme is shown below. SIM_IO, SIM_CLK, SIM_RST ports are used to communicate
DBB with ABB and 1.8V/3V SIM operation.
SIM_CLK : SIM Card reference clock
SIM_PWRCTRL : SIM Card power activation
SIM_RST : SIM Card async/sync reset
SIM_RnW : SIM Card data line direction
SIM_IO : SIM Card bi-directional data line
SIM_CD : SIM Card presence detection
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SIM CLK
C530
C531
SIM RST
SIM I/O
C529
<Fig.1> SIM Circuit Diagram
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Summary of Contents for SHINE CE110
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