Samsung SGH-X400 Service Manual

Also see for SGH-X400: User manual Manual

Contents

SAMSUNG Proprietary-Contents may change without notice4-10SGH-X400 Flow Chart of TroubleshootingThis Document can not be used without Samsung's authorization100KR705VCCDNCR709C71210NFR704100KU703256314C7051UF56314U7022256314U70410NFC710C704220NF10NFC707100KR7010R710R708 NCR706 NCNCR707VCCDC706 100NFC70833NFVCCDC71110NFC709NCC70133NFR7032.4R7022.4VXVCMN7XOENAXOENAQ N5N12XTALA N11XTALBVSSE5E7 VSSE8 VSSVSSE10G5 VSSVSSG10H5 VSSB11VDDBVDDC F14VDDD P13D11VREGVSSK5VSSH10VSSK8K10 VSSK6 VSSH13TXQPB3UCUC A2F1 VDD1VDD2P6A1 VDD3E13VDDAK13N9 TCKN10 TDIN8 TDOP10 TMSH12TXINJ10TXIPTXP J14TXQN J13K4M13RXINRXIP L11RXQN P14N14RXQPK9SERCKSERDA M8SERLE1 P9M7SERLE2E6 OCTL7OCTL8C7C8 OCTL9RAREF1 K14L13RAREF2REFC C13A10 RESETNRFOVL N6RWNOCTL10A9E9 OCTL11OCTL2B5B6 OCTL3OCTL4B7D5 OCTL5OCTL6A6GNDDK2 IOK7MCA13MICIN B12MICOUT1NCNC 2OCTL0B4A5 OCTL1F5G2 DB7DB8F2E2 DB9DINTRL4GNDA E11K11GNDBGNDC F10L10E1E4 DB13DB14C2B1 DB15DB2J5J1 DB3DB4H3G3 DB5DB6DAICKDAIDI B9DAIDO B8DAIRN D10DB0J2H2 DB1DB10D2D4 DB11DB12G12AOUTAN G13AOUTAP F13AOUTBN E14D13AOUTBPAUXIN A14AUXOUT B14CINTRL5B10N4N3 AB2AB3P2P1 AB4AB5N1M2 AB6AB7L2K1 AB8AFCU701P5 AB0AB1VCCAVCCDVCCDPCS_RX_ENTX_ENDAIDODAIDIDAICKDAIRNCLK32KRXIPRXQNRXQPSERCLKSERDATSERLETXINTXIPTXPOWERTXQNTXQPXOENAAFCAOUTANAOUTAPAOUTBNAOUTBPAUXINAUXOUTCLK13M_MCMICINMICOUTRXINDSP_AB(8)CP_INTDSP_INTEN_VRFEN_VPACSI_ENSVC1SVC3SVC2TX_BAND_SELSYN_ENGSM_TX_ENDCS_TX_ENDSP_AB(0)DSP_AB(1)DSP_AB(2)DSP_AB(3)DSP_AB(4)DSP_AB(5)DSP_AB(6)DSP_AB(7)DSP_DB(0)DSP_DB(1)DSP_DB(10)DSP_DB(11)DSP_DB(12)DSP_DB(13)DSP_DB(14)DSP_DB(15)DSP_DB(2)DSP_DB(3)DSP_DB(4)DSP_DB(5)DSP_DB(6)DSP_DB(7)DSP_DB(8)DSP_DB(9)RSTDSP_RWNDSP_IODSP_AB(0:8)DSP_DB(0:15)