Samsung SGH-D428 Service Manual

Also see for SGH-D428: Owner's manual Quick reference card

Contents

SAMSUNG Proprietary-Contents may change without noticeSGH-D428 Flow Chart of Troubleshooting and Circuit Diagrams2-10This Document can not be used without Samsung's authorization1 53CBAC5E436 7 8AB8764(=>6.2)21ED2DR17401UFC1081UFC124F102U107HVDD3 ININ48OUTOUT 76OUTOUT 565 OUTF1099 GND1 ININ2GND9IN 12ININ 34INOUT87 OUTOUTF108R175100V108V107TXD27V_BATT23V_BUS 8NCC105RXD 11SPK+SPK- 12TCK21TDI1918 TDO20 TMSTRST17D+D- 1022 F-WE 7GND24 GNDHP/POWER2513MIC+MOT+ 142629293330 3031314 4556 632 ANT911151516 162 228 28220NFC107CN106100NFC137556 6778 8991717 1818191922202021 21334 41110101111 12121313 14141515 161651CN101R172 51R173R171 51R170 5151R169 51R167 51R168OUT5R166 519GND1ININ 2IN 3IN 48 OUTOUT76 OUT678F104ZD118123 45F106C13110PF10PFC130TP2C13839PFC135R1651KC136NCVCCD39PFR136 NCNCC134088 9 9R1393232 33 333434 35 354 45 56 67 725 252626 27 2728 2829 293 3303031 3118 1819 192220 2021 212222 23 23242410 1011 1112 1213 1314 1415 1516 1617 17100NFCN1051 1C128R154100R155R11810047KV_OSCF10710PFC129R158 100ZD117OUTY5 VCCR157 100U1063GND2INA1NC410PFC1191.8VZD10533KR119R137 0R161R156 100NCR124VBAT1K341NCC125678LED1082ZD116123 453.9R150R164 100R153R152 150150R151 1008R1493.9ZD11512345671 32Q1081 32Q10910015KR148R159R13415K0R14447PFC12115KR135C120ZD1147 78 89 9100NF5 550505151 52525353 545455 556 642424343 44444545 46464747 4848494935 35 36 3637 37 38 3839 394 440 40414128 2829 293 330 3031 31 32 3233 33 34 3420 2021 21 22 2223 23 24 242525 26 2627 2713 13 14 1415 15 16 1617 17 18 1819 192 2CN1021 110 1011 11 12 12C133NCC11839PFR1470TP1C103VCCDNCC102NCVCCDC126VBAT10PF18VCCDF101VREF31X+1X -Y+322Y -20_DAV7_ KBIRQ_PENIRQ 22_SSR211 R3R412SCLK 17VBAT14VBAT25VDD2930VDD6MISOMOSI 19NC9NC 2425NC37 NCNC388R 110 14 15 C316 C4GND333GNDGND3435GNDGND3621U10223AOUTARNG2628AUX1AUX22713 C1C22345678ZD1101100NFC1161UFC115341100KR140OUT 5LED1072U1034BYPEN32 GND1 INQ1071 32VBAT47PFC123 C12247PFC101330PF1212MENUKEYPAD12KEYPADOVER2DD-DOM-4PIECLR12KEYPADUNDERKEYPADEND_PWR12KEYPADINTERNET1SENDKEYPAD12R101R102100K311.8V VCCD100KQ1022100R1293.9R128R132R130150 3.9123 45678C104100NF41ZD107LED10523Q1061 321 32Q1041 32Q105VBATC11347PFZD108123 45678FB 32GNDSW 1VIN54 _SHDN1NFC114U10133KR138Q101D3G1S2ZD112123 4567823 41SPK1LED1062.2UFC100R1035.6KEYPADSTO12R1043312KEYPADRIGHT1247PFLEFTKEYPAD47PFC112C111ZD103123 45678ZD109123 4567822uHL101R127150R131100ZD10212345678ZD1012345678ZD104LED-ZD1111VREFHREF SCLCAM_D(5)SDACAM_D(7)P_CLKCAM_D(4)CAM_D(6)CAM_D(2)CAM_D(1)FKEY_ENVBATLCD_AD(1)LCD_AD(3)LCD_AD(5)LCD_AD(7)HSYNCTK_YDTK_YULED-LCD_RSTLCD_AD(0)LCD_AD(2)LCD_AD(4)LCD_AD(6)XCSTK_XLTK_XRCAM_D(0)CM_CLKCAM_D(3)CAM_D(6)CAM_D(4)CAM_D(2)CAM_D(0)LCD_AD(6)LCD_AD(4)LCD_AD(2)LCD_AD(0)TK_IRQTK_CSUP_SDITK_SDOLED+VSYNCSDAV_OSCSVC_GREENKEY_ROW(2)KEY_ROW(1)KEY_ROW(0)PWR_ONFKEY_ENXCSVSYNCHSYNCCM_CLKDIM_ENCAM_D(1)CAM_D(3)CAM_D(5)CAM_D(7)LCD_AD(1)LCD_AD(3)LCD_AD(5)LCD_AD(7)VREFHREFP_CLKUP_SCLKSPK1PSPK1NRSTSCLSVC_BLUESVC_REDKEY_COL(2)KEY_COL(1)KEY_COL(0)BACKLIGHT_ENSVC_GREENSVC_REDKEY_ROW(0)KEY_COL(0)UP_SCLKHVDDTK_CSTK_XLTK_YDTK_XRTK_YUUP_SDITK_SDOTK_IRQFKEY_ENKEY_ROW(1)KEY_ROW(0)KEY_ROW(2)PWR_ONSDAHSYNCLCD_RSTRSTSVC_REDSVC_BLUESVC_GREENVCCD 1.8VVSYNCSCLHVDDSVC_GREENSVC_REDSVC_BLUEKEY_COL(1)KEY_COL(2)KEY_ROW(2)KEY_COL(0)KEY_COL(2)KEY_COL(1)LED+BACKLIGHT_ENVBATDIM_ENXCSSPK1NSPK1PRSTPWR_ONKEY_ROW(1)