Samsung SGH-i200 Service Manual

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Contents

Samsung SGH-i200 Service Manual Manual pdf 17 page image

SAMSUNG Proprietary-Contents may change without notice10-1This Document can not be used without Samsung's authorization10. Chart of Troubleshooting10-1.Baseband10-1-1. Power ONPower on does not workCheck the VBAT.VBAT > 3.48V Recharge the Battery.current > 80mACheck the Power key.(SW600 # 2 Pin)pressLow → → HighResolder SW600.Use Jig Box Cable Re- down loadCheck the VAUX_2.8V Problem_# 2Check the VFUSE_2.5V Problem_# 3Check the VCORE_1.2V,VCC_1.8V and VPLL_1.8VProblem_# 1check the U803[ INIT_PWR] signallow → highCheck theInitial operationCheck the VCC_3.0VVAUDIO_1.8V, VAUDIO_3.0V Problem_# 4Check the initial operationNoYespower onpower offChange Board.Check the contactbetween battery andbattery connector.Resolder BTC400no contactPower on does not workCheck the VBAT.VBAT > 3.48V Recharge the Battery.current > 80mACheck the Power key.(SW600 # 2 Pin)pressLow → → HighResolder SW600.Use Jig Box Cable Re- down loadCheck the VAUX_2.8V Problem_# 2Check the VFUSE_2.5V Problem_# 3Check the VCORE_1.2V,VCC_1.8V and VPLL_1.8VProblem_# 1check the U803[ INIT_PWR] signallow → highCheck theInitial operationCheck the VCC_3.0VVAUDIO_1.8V, VAUDIO_3.0V Problem_# 4Check the initial operationNoYespower onpower offChange Board.Check the contactbetween battery andbattery connector.Resolder BTC400no contact