LG KU250 Service Manual - Page 143

7. CIRCUIT DIAGRAM 1 2 A 3 4 B SDRAM_ADDR(0:14) SDRAM_DATA(0:31) C REV_B Change 32 bit D SDRAM E EBI2_DATA(0:15) F NAND & LCD C (ADS signal for LCD) D SDRAM_DATA(31) SDRAM_DATA(30) SDRAM_DATA(29) SDRAM_DATA(28) SDRAM_DATA(27) SDRAM_DATA(26) SDRAM_DATA(25) SDRAM_DATA(24) SDRAM_DATA(23) SDRAM_DATA(22) SDRAM_DATA(21) SDRAM_DATA(20) SDRAM_DATA(19) SDRAM_DATA(18) SDRAM_DATA(17) SDRAM_DATA(16) SDRAM_DATA(15) SDRAM_DATA(14) SDRAM_DATA(13) SDRAM_DATA(12) SDRAM_DATA(11) SDRAM_DATA(10) SDRAM_DATA(9) SDRAM_DATA(8) SDRAM_DATA(7) SDRAM_DATA(6) SDRAM_DATA(5) SDRAM_DATA(4) SDRAM_DATA(3) SDRAM_DATA(2) SDRAM_DATA(1) SDRAM_DATA(0) LCD_CS_N NAND_CLE NAND_CS_N EBI2_OE_N EBI2_WE_N NAND_ALE NAND_READY EBI2_DATA(15) EBI2_DATA(14) EBI2_DATA(13) EBI2_DATA(12) EBI2_DATA(11) EBI2_DATA(10) EBI2_DATA(9) EBI2_DATA(8) EBI2_DATA(7) EBI2_DATA(6) EBI2_DATA(5) EBI2_DATA(4) EBI2_DATA(3) EBI2_DATA(2) EBI2_DATA(1) EBI2_DATA(0) LCD_ADS T8 A1_22 T6 A1_21 T4 A1_20 R8 A1_19 T2 A1_18 T1 A1_17 R6 A1_16 R4 A1_15 W4 GPIO_74 V6 GPIO_73 Y2 GPIO_72 Y1 GPIO_71 E1 GPIO_70 R11 GPIO_69 V4 GPIO_68 U6 GPIO_67 L6 SDRAM1_D15 L8 SDRAM1_D14 K4 SDRAM1_D13 J1 SDRAM1_D12 K6 SDRAM1_D11 J2 J4 SDRAM1_D10 SDRAM1_D9 P4 SDRAM1_D8 H4 SDRAM1_D7 G2 SDRAM1_D6 J6 SDRAM1_D5 AB4 SDRAM1_D4 D1 SDRAM1_D3 AB2 SDRAM1_D2 D2 SDRAM1_D1 E2 SDRAM1_D0 AC15 XMEM2_CS_N1 AF14 LCD_CS_N_GPIO38 AF10 UB2_N W14 XMEM2_CS_N0 AF7 OE2_N AF4 WE2_N AE10 LB2_N_A2_0 T14 NAND2_FLASH_READY_GPIO33 AA10 D2_15 AC9 D2_14 W10 D2_13 AA9 D2_12 AE7 D2_11 AC8 D2_10 W9 D2_9 AA8 AC7 D2_8 D2_7 AF5 D2_6 AA7 D2_5 AE5 D2_4 AC6 AE4 D2_3 AF3 D2_2 D2_1 AC5 D2_0 AF13 A2_20_GPIO34 AA14 A2_19 T13 A2_18 AC14 A2_17 AE14 A2_16 W13 A2_15 AC13 A2_14 AA13 A2_13 AF12 A2_12 AE12 A2_11 AC12 A2_10 AA12 A2_9 W12 A2_8 T12 A2_7 AC11 A2_6 AA11 A2_5 AC10 A2_4 W11 A2_3 AF9 A2_2 AE9 A2_1 V1 A1_24_GPIO79 L1 A1_1 L4 A1_2 M8 A1_3 M4 A1_4 N11 A1_5 N8 A1_6 N6 A1_7 N2 A1_8 N1 A1_9 A1_10 P1 A1_11 P2 A1_12 P6 A1_13 P8 P11 A1_14 SDRAM_ADDR(0) SDRAM_ADDR(1) SDRAM_ADDR(2) SDRAM_ADDR(3) SDRAM_ADDR(4) SDRAM_ADDR(5) SDRAM_ADDR(6) SDRAM_ADDR(7) SDRAM_ADDR(8) SDRAM_ADDR(9) SDRAM_ADDR(10) SDRAM_ADDR(11) SDRAM_ADDR(12) SDRAM_ADDR(13) SDRAM_ADDR(14) 51 R207 AB1 ROM1_CLK_SDRAM1_CLK Y4 XMEM1_CS_N2_SDRAM1_CS_N0 SDRAM1_CLK_EN N4 ROM1_ADV_N_SDRAM1_RAS_N G1 XMEM1_LWAIT_N_SDRAM1_CAS_N K8 XMEM1_HWAIT_N AA2 SDRAM_CLK SDRAM_CS_N(0) SDRAM_CLK_EN SDRAM_RAS_N SDRAM_CAS_N SDRAM_WE_N SDRAM_DQM(3) SDRAM_DQM(2) SDRAM_DQM(1) SDRAM_DQM(0) WE1_N_SDRAM1_WE_N U8 5 6 7 8 9 10 11 12 13 14 15 16 VREG_MSMP_2.7V SDRAM CLOCK REV_B HKADC RESET 1% VREG_MSME_1.8V 1%R435 300K R204 SLEEP_CLK 51K RESIN_N RESOUT_N TCXO_MSM NA R206 51K R205 51K R208 51K R209 MODE2 T21 MODE1 U23 MODE0 Y23 F13 F11 AA4 AE17 RESIN_N RESOUT_N RESOUT_N_EBI1 WDOG_EN D18 TCXO A10 USB_XTAL48_IN B10 USB_XTAL48_OUT A16 SLEEP_XTAL_IN B16 SLEEP_XTAL_OUT W6 V2 L2 M6 U4 V8 OE1_N XMEM1_CS_N0 LB1_N_SDRAM1_DQM0 UB1_N_SDRAM1_DQM1 A1_23_SDRAM1_DQM2_GPIO78 A1_25_SDRAM1_DQM3_GPIO75 U201-1 MSM6245_A BOOT_MODE BOOT_MODE2 BOOT_MODE3 HKAIN0 HKAIN1 HKAIN2 HKAIN3 HKAIN4 HKAIN5 AE21 AE22 AD1 V21 AA23 W21 V19 Y21 AB23 VREG_MSMP_2.7V LINE_ON LINE_OP HPH_R HPH_L EAR1ON EAR1OP MICBIAS AUXOUT HPH_VREF LINE_L_IP LINE_L_IN LINE_R_IP LINE_R_IN AUXIN AUXIP MIC2N MIC2P MIC1N MIC1P CCOMP AC18 AC17 AA17 W17 AE18 AF18 T15 AA18 AA19 AC22 AC21 AC19 AC20 AF19 AE19 AF21 AF22 AF20 AE20 AA20 AMUX_OUT VBAT_SENSE VBAT_TEMP C202 C203 MICBIAS 150K R201 VREG_MSMP_2.7V LINE_N LINE_P 22n 22n 220n R202 36 220n HPH_R HPH_L RCVRCV+ C200 47p C201 47p AUDIO Near to MSM MIC2N MIC2P MIC1N MIC1P MODE ADC HKADC(4):PCB_Rev_ADC MODE2 MODE1 MODE0 ( Default Pull-Down) 0 0 0 Native, ARM JTAG HKADC[0] - AMUX_OUT HKADC[1] - VBATT_SENSE 150K : 10K : 0.016V 150K : 47K : 0.62V HKADC[2] - HDET1 150K : 68K : 0.81V BOOT_MODE3 BOOT_MODE2 BOOT_MODE1 HKADC[3] - TTY_ADC_DET 150K : 100K : 1.04V A 0 0 1 8-bit, NAND, Normal HKADC[4] - PCB_Rev_ADC HKADC[5] - VBATT_TEMP 150K : 150K : 1.30V 0 1 1 16-bit, NAND, Normal 150K : 300K : 1.73V 1 0 1 1 1 1 8-bit, NAND, Trusted 16-bit, NAND, Trusted PMIC_AUXIN[1] PMIC_AUXIN[2] - PA_THERM 150K : 470K : 1.97V 150K : 680K : 2.13V 150K : 750K : 2.17V 1005 0.1uF 16V +80/-20% 2012 10uF 6.3V +80/-20% Ceramic VREG_MSMC_1.25V VREG_MSME_1.8V VREG_MSMP_2.7V VREG_MSMA_2.6V (CAD : 10uF=>Input MSMA_2.6V) B C204 10p C212 0.1u 10% Place near MSM pin W18 (CODEC VSS) C205 4.7u C206 10u C209 0.1uF C210 C211 C213 C214 0.01u 0.01u C215 0.01u C216 0.1uF C217 C218 0.01u 0.01u C219 C220 C221 0.1uF 0.1uF 0.1uF F25 SDCC_DAT1_GPIO99 M25 SDCC_DAT2_GPIO100 M26 SDCC_DAT3_GPIO101 AE3 MDP_VSYNC_SECONDA_GPIO104 AD2 MDP_VSYNC_PRIMARY_GPIO105 WDOG_STB_SBCK1_GPIO0 SBDT1_GPIO1 PA_ON1_GPIO2 GRFC9_GPIO12 CAMCLK_PO_GP_MN_GPIO13 GPIO28 USB_RX_DATA_GPIO29 XMEM2_CS_N2_GPIO35 XMEM2_CS_N3_GPIO36 LCD_EN_GPIO37 GPIO43 SYNTH2_GPIO65 GPIO66 XMEM1_CS_N1_GPIO76 XMEM1_CS_N3_SDRAM1_CS_N1_GPIO77 UART3_RFR_N_GPIO87 UART2_DP_RX_DATA_GPIO89 SYNTH0_GP_PDM0_GPIO92 SBST1_GPIO93 H25 F26 H11 D5 J21 A6 N19 W15 AA15 AE13 H9 B6 F8 AA1 Y6 L25 H6 F18 H18 H13 TX_AGC_ADJ L13 TRK_LO_ADJ F19 TCXO_EN_GPIO94 F17 PA_ON0 A12 Q_OUT_N B12 Q_OUT A13 I_OUT_N B13 I_OUT F12 DAC_REF Q_IM_CH1 Q_IP_CH1 I_IM_CH1 I_IP_CH1 Q_IM_CH0 Q_IP_CH0 I_IM_CH0 I_IP_CH0 W23 V23 V25 W25 AA25 Y25 AB25 AC25 GP_PDM2_PA_RAN_GE1 D17 GP_PDM1_PA_RAN_GE0 H17 H15 TRST_N D16 TCK F15 TMS D15 TDI A17 TDO H16 RTCK K19 AUX_PCM_CLK_GRFC14_GPIO80 N21 AUX_PCM_DIN_GRFC13_GPIO14 G4 AUX_PCM_DOUT_GRFC12_GPIO103 J8 AUX_PCM_SYNC_GRFC11_GPIO102 H12 TX_ON_GRFC10 B4 GRFC8_GPIO11 T23 GRFC7_GPIO10 T19 GRFX6_GPIO9 D11 GRFC5_AUX_SBST_GPIO8 GRFC4_AUX_SBCK_GPIO7 H10 GRFC3_GPIO6 F10 D9 GRFC2_GPIO5 A8 GRFC1_AUX_SBDT_GPIO4 B8 GRFC0_GPIO3 G23 BT_CLK_GPIO25 BT_SBST_GPIO24 F23 BT_SBCK_GPIO23 E26 BT_SBDT_GPIO22 E25 BT_TX_RX_N_GPIO21 H21 BT_DATA_GPIO20 R19 A22 MDDIC_DATP A23 MDDIC_DATN B22 MDDIC_STBP MDDIC_STBN B23 LCD_MAKER_ID LCD_VSYNC TP200 WDOG monitoring CAM_MCLK LCD_IF_MODE_0 VGA_CAM_RESET_N LCD_LDO_EN LCD_RESET_N HOOK_KEY GPIOs C222 C223 1000p 1000p C225 0.01u C226 C227 0.01u 0.01u C232 C233 C234 C235 1000p 1000p 1000p 1000p C236 0.01u C237 C238 1000p 1000p C228 0.01u C229 C230 0.1uF 0.1uF C239 1000p C240 C242 0.1uF 0.1uF RCV_EN_N LCD_IF_MODE_1 TCXO_EN PA_ON TX_QM TX_QP TX_IM TX_IP DAC_REF RF RX_QM RX_QP RX_IM RX_IP 33nF C246 Close to MSM 2K R213 TX_AGC_ADJ TRK_LO_ADJ PA_R0 SPK_AMP_EN TX_ON ANT_SEL1 ANT_SEL0 GSM_PA_BAND GSM_PA_EN BT_CLK BT_SBST BT_SBCK BT_SBDT BT_TX_RX_N BT_DATA F1 VSS_PAD1_0 K1 VSS_PAD1_1 M1 VSS_PAD1_2 R1 VSS_PAD1_3 U1 VSS_PAD1_4 AF6 VSS_PAD2_0 AF11 VSS_PAD2_1 AF15 VSS_PAD2_2 R26 VSS_PAD3_0 B17 VSS_PAD3_1 A15 VSS_PAD3_2 A9 VSS_PAD3_3 A18 VSSA1 A21 VSSA2 D13 VSSA3 D19 VSSA4 P26 VSSA5 U19 VSSA6 V26 VSSA7 W16 W18 VSSA8 VSSA9 W26 VSSA10 AB26 VSSA11 AC16 VSSA12 AC26 AD25 VSSA13 AF23 VSSA14 VSSA15 AF24 VSSA16 A1 VSS1 A2 VSS2 A25 VSS3 A26 VSS4 B1 VSS5 VDD_DIG_0 VDD_DIG_1 VDD_DIG_2 VDD_DIG_3 VDD_DIG_4 VDD_DIG_5 VDD_DIG_6 VDD_DIG_7 VDD_DIG_8 VDD_DIG_9 VDD_DIG_10 VDD_DIG_11 VDD_DIG_12 C2 H2 W2 AC2 AE8 AE16 T25 G25 D25 B24 B14 B11 B5 B2 VSS6 B25 VSS7 B26 VSS8 D4 VSS9 D23 VSS10 F6 VSS11 F21 VSS12 H8 VSS13 H19 VSS14 K10 VSS15 VDD_PAD1_0 F2 VDD_PAD1_1 K2 VDD_PAD1_2 M2 VDD_PAD1_3 R2 U2 VDD_PAD1_4 L11 VSS16 L16 VSS17 M11 VSS18 M12 VSS19 M13 VSS20 VDD_PAD2_0 VDD_PAD2_1 VDD_PAD2_2 AE6 AE11 AE15 U201-2 MSM6245_B w18 (Analog VSS guard ring for CODEC) for VSS_THERMAL M14 VSS21 M15 VSS22 N12 VSS23 N13 VSS24 N14 VSS25 VDD_PAD3_0 R25 VDD_PAD3_1 K25 VDD_PAD3_2 B15 B9 VDD_PAD3_3 N15 VSS26 P12 VSS27 P13 VSS28 A3 VDD_PAD4_0 P14 VSS29 P15 B18 R12 VSS30 VSS31 VDD_PLL VDD_MDDI B21 R13 VSS32 R14 VSS33 R15 VSS34 T11 VSS35 T16 W8 VSS36 VSS37 W19 (VDD_DAC_REF) VDDA1 VDDA2 VDDA3 VDDA4 VDDA5 VDDA6 VDDA7 VDDA8 VDDA9 VDDA10 D12 P23 U25 U26 Y26 AA26 AE23 AE24 AA16 AF17 VSS38 C 2200p cap => place between D12(VDDA1) and F12(DAC_REF) C231 2200p DAC_REF Near to B18 (VDD_PLL) D VREG_MSMA_2.6V R211 C243 0.1u 10% 0 C244 0.01u C26 RESERVED (PLLOUT_TEST) VSS_DIG_0 VSS_DIG_1 VSS_DIG_2 VSS_DIG_3 VSS_DIG_4 VSS_DIG_5 VSS_DIG_6 VSS_DIG_7 VSS_DIG_8 VSS_DIG_9 VSS_DIG_10 VSS_DIG_11 VSS_DIG_12 VSS_DIG C1 H1 W1 AC1 AF8 AF16 T26 G26 D26 A24 A14 A11 A5 AC23 AA21 NC VSS39 VSS41 VSS43 VSS44 VSS45 VSS46 VSS47 VSS48 VSS49 VSS50 AA6 AC4 AE1 AE2 AE25 AE26 AF1 AF2 AF25 AF26 E F MSM6280 Reference Rev.B : AA21 -> NC AC23: VSS_DIG C D R16 VDD_EF_USE A19 MDDIH_STBN A20 MDDIH_STBP B19 MDDIH_DATN B20 MDDIH_DATP P25 AD26 PA_POWER_CTL GSM_PA_DAC_REF F20 CAMIF_DATA9_GPIO61 F16 CAMIF_DATA8_GPIO60 D20 CAMIF_DATA7_GPIO59 L15 CAMIF_DATA6_AUX_TDO_GPIO58 J19 CAMIF_DATA5_AUX_TDI_GPIO57 D22 CAMIF_DATA4_AUX_TMS_GPIO56 C25 CAMIF_DATA3_AUX_TCK_GPIO55 D21 CAMIF_DATA2_AUX_TRST_N_GPIO54 B3 CAMIF_VSYNC_GPIO16 E23 CAMIF_HSYNC_GPIO15 K23 CAMIF_PCLK_GPIO82 J25 CAMIF_DATA0_GPIO83 J26 CAMIF_DATA1_GPIO81 G21 GPIO19 K26 GPIO17 H23 SYNTH1_GPIO41 L19 RINGER_GPIO18 K21 I2C_SDA_GPIO26 N16 I2C_SCL_GPIO27 H14 MMC_CMD_GPIO30 L14 MMC_DATA_SDCC_DAT0_GPIO32 M16 MMC_CLK_SDCC_CLK_GPIO31 UART3_DP_TX_DATA_GPIO84 GPIO40 UART3_DP_RX_DATA_GPIO85 H26 SBST J23 SBDT L21 SBCK N26 USB_DAT_VP N23 USB_SE0_VM N25 USB_OE_TP_N UART3_CTS_N_GPIO86 F4 UART2_RFR_N_GPIO91 G6 UART2_CTS_N_GPIO90 E4 UART2_DP_TX_DATA_GPIO88 P21 UART1_RFR_N_PA_POWER_CTL_M_GPIO98 P16 UART1_CTS_N_GPIO97 M23 UART1_DP_RX_DATA_GPIO96 L26 UART1_DP_TX_DATA_GPIO95 D8 GPIO44 F7 GPIO39 F14 GPIO64 U21 KEYSENSE4_N_GPIO48 R23 KEYSENSE3_N_GPIO47 D14 KEYSENSE2_N_GPIO46 P19 KEYSENSE1_N_GPIO63 R21 KEYSENSE0_N_GPIO62 GPIO42 A4 GPIO45 L12 GPIO53 D10 GPIO52 A7 GPIO51 B7 GPIO50 F9 GPIO49 D7 D6 M19 M21 L23 KEY_ROW(4) KEY_ROW(3) KEY_ROW(2) KEY_ROW(1) KEY_ROW(0) KEY_COL(0) KEY_COL(1) KEY_COL(2) KEY_COL(3) KEY_COL(4) MMC_CD UART_RXD (NAND_BOOT_ERR) UART_TXD E PM_INT_N PS_HOLD USB_DAT USB_SE0 USB_OE_N MMC_CMD MMC_DATA MMC_CLK SSBDT_RTR SSBDT_PM CAM_DATA(7) CAM_DATA(6) CAM_DATA(5) CAM_DATA(4) CAM_DATA(3) CAM_DATA(2) CAM_DATA(1) CAM_DATA(0) CAM_VSYNC CAM_HSYNC CAM_PCLK CAM_LDO_EN MEGA_CAM_PWR_DOWN LCD_BL_CTRL MEGA_CAM_RESET_N EAR_SENSE_N GSM_PA_RAMP GSM_PA_PWR_CTL_REF C247 0.1u 10% Place near MSM pin AD26 USIM_CLK USIM_RST_N USIM_DATA CAMERA KEYPAD USIM PMIC USB MicroSD R214 2.2K F UART R215 2.2K VREG_CAM_AVDD_2.8V (Check CAM_DATA PINOUT !!!!) I2C_SDA I2C_SCL 1 2 3 4 5 6 7 8 9 LG(42)-A-5505-10:01 USB_D+ USB_DUSB_VBUS VBATT REMOTE_PWR_ON UART_TXD UART_RXD CTS 12 RTS 11 DSR 10 NC4 UTXD 9 NC3 URXD 8 NC2 PWR TP402 7 TP403 VBAT 6 VBAT ON_SW ON_SW 5 NC1 TP404 4 UFLS TX TP405 3 TX RX TP406 2 GND RX GND 1 2.5G 3G UART Section Designer Date MAR.07.2007 Checked Approved Sign & Name Jaykay LG Electronics Inc. E Sheet/ Sheets MODEL U25K0U/K2U52050 2/4 DRAWING NAME MSM DRAWING NO. LGMC REV_1.0 LG Electronics Inc. - 144 -