LG KE990 Service Manual - Page 156

7. CIRCUIT DIAGRAM 1 2 3 4 5 6 7 8 9 10 11 12 VREG_TCXO_2.85V VREG_SYNTH_2.6V VREG_WM_2.7V VREG_BT_2.85V PMIC VPWR BYPASS +VPWR A C509 4.7u C500 33u 0.1u C501 0.1u C502 0.1u C503 4.7u C504 0.1u C505 4.7u C506 0.1u C507 4.7u C508 VDD_MSMC : 4.7uF VDD_MSME : 4.7uF VDD_PA : 4.7uF VSW_5V : 4.7uF VDD_MSM : 0.1uF VDD_ANA : 0.1uF VDD_RUIM : 0.1uF VDD_WLAN : 0.1uF VDD_MAIN : 0.1uF GSM_PA_PWR_CTL_REF AMUX_OUT C510 1u C590 2.2u 1608 C511 2.2u 1608 C512 1u +VPWR +VPWR VBATT +5V_PWR USB_VBUS ICHARGE ICHARGEOUT +VPWR RMT_PWR_ON_N 0.1 R504 2012 U500 NUS3116MTR2G 10 P_DRAIN P_COLLECTOR 9 1 EMITTER1 BASE1 8 2 EMITTER2 BASE2 7 3 COLLECTOR GATE 6 4 SOURCE DRAIN 5 CHARGING CHG_CNT_N USB_CNT_N BATT_FET_N VBATT Rev. 1.1 +5V_PWR B 1u C526 VREG_5V +VPWR L500 4.7uH smd_2520h1_6_r C D501 RB521S-30 C528 4.7u USB_VBUS D R507 10K C540 4.7u R514 47K C527 0.1u VREG_USB_3.3V VBATT C529 1u ICHARGE CHG_CNT_N ICHARGEOUT BATT_FET_N FLSH_DRV_N RESET_IN_N USB_OE_N USB_CNT_N USB_DAT MSM_USB_D+ USB_SE0 MSM_USB_D- +VPWR 1 ADC_BYP 2 VCHG 3 ISNS_P 4 CHG_CTL_N 5 ISNS_M 6 VBAT 7 BAT_FET_N 8 FLSH_DRV_N 9 PON_RESET_N 10 VREG_USB 11 USB_ID 12 VREG_5V 13 USB_OE_N 14 VSW_5V 15 USB_CTL_N 16 USB_VBUS 17 USB_DAT 18 USB_D_P 19 USB_SE0 20 USB_D_M 21 GP1_DRV_N(MPP7) KYPD_LED_EN PM_ON_SW_N USIM_P_DATA R518 10K VBATT 22 LCD_DRV_N 23 KPD_DRV_N 24 KPDPWR_N 25 VIB_DRV_N 26 27 RUIM_IO(MPP12) VSW_PA 28 VREG_PA 29 VDD_PA 30 RUIM_M_IO(MPP11) 31 VSW_MSMC 32 VREG_MSMC 33 VDD_MSMC 34 RUIM_M_CLK(MPP9) 35 VDD_MSME 36 VREG_MSME 37 VSW_MSME 38 RUIM_CLK(MPP10) 39 VREG_MMC 40 RUIM_M_RST(MPP5) 41 VDD_RUIM 42 VREG_RUIM 85 GND_SLUG 84 VREG_TCXO 83 VDD_MAIN 82 AMUX_OUT 81 VREG_SYNT 80 REF_OUT(MPP8) 79 SPKR_OUT_M 78 SPKR_IN_M 77 VDD_SPKR 76 SPKR_IN_P 75 SPKR_OUT_P 74 SPKR_BYP 73 VREG_RFTX 72 AMUX_IN2(MPP2) 71 VDD_RF 70 AMUX_IN1(MPP1) 69 VREG_RFRX1 68 CBL0PWR_N(MPP3) 67 VREG_RFRX2 66 CBL1PWR_N(MPP4) 65 VDD_WLAN 64 VREG_WLAN U501 PM6650-2M PMIC 63 REF_BYP 62 REF_GND 61 REF_ISET 60 VCOIN 59 MSM_INT_N 58 TCXO_IN 57 PS_HOLD 56 VREG_MSMA 55 TCXO_EN 54 VDD_ANA 53 TCXO_OUT 52 VDD_MSM 51 SBST 50 VREG_MSMP 49 SBCK 48 VBACKUP 47 SBDT 46 XTAL_OUT 45 SLEEP_CLK 44 XTAL_IN 43 RUIM_RST(MPP6) R505 470K C522 0.1u R506 121K C523 1u (1%) TP500 PM_INT_N TCXO_PM R509 51 TCXO_EN BUFF_TCXO V_BACK_UP R508 0 D500 RB521S-30 VREG_MSMA_2.6V JTAG_PS_HOLD PS_HOLD VREG_MSMP_2.7V R512 51K R513 0 SSBDT_PM SLEEP_CLK USIM_P_RST_N C545 +VPWR 22p X500 12 32.768KHz R515 51K C537 C538 1608 1608 4.7u 4.7u C546 22p Rev. 1.0 USIM_RST_N USIM_P_CLK USIM_CLK USIM_DATA VREG_USIM_3.0V VREG_MMC_3.0V VREG_RF_SMPS L501 4.7uH ind_2x1_6h1_r C554 C555 C556 C557 22u 10u 0.1u 1000p VREG_MSMC_1.2V L503 4.7uH L502 4.7uH VREG_MSME_1.8V R520 0 C559 0.1u C558 1608 4.7u C552 1608 2.2u C553 1608 2.2u R528 100K R521 NA E C561 0.1u C560 4.7u 1608 MIDI_3.3V MMP_VDD_USB_3.3V C562 0.22u HP_AMP_EN HP_EAR_L R522 15K Power Line --> Route carefully!!!!! Draw the Artwork_line thickly !!!!! --->> USB_VBUS , FLASH_DRV_N , KPD_DRV_N , KEY_ON_SW_N , MOT_PWR- VREG_5V MIDI_3.3V P_G 17 16 _SHDN INL+ 15 14 INL_ SVDD1 13 C565 C566 U503 4.7u 1u 1 6 VDD CE_OR_NC WM_EN FB502 600 1 12 PVDD OUTL 2 5 GND1 GND2 2 11 C1P U504 SVSS 3 VOUT 4 NC MAX9722BETE FB503 600 F C571 C572 R1180D331B C570 1u 3 PGND OUTR 10 PQ 4 9 1u 1u C1N SVDD2 L504 VREG_MSMP_2.7V 2.2uH 5 PVSS 6 SGND 7 INR+ 8 INR_ CN500 21 19 1 FB504 2 3 4 5 6 7 8 9 G 10 11 12 13 14 15 16 17 18 20 22 C588 10p H C589 33p VA507 VA508 VA500 VA501 VA502 VA503 ULCE0505C015FR ULCE0505C015FR EVLC14S02050 EVLC14S02050 EVLC14S02050 1u D502 47p 47p VA505 VA506 EVLC14S02050 EVLC14S02050 FM_ANT EAR_MIC_P TV_OUT MIDI_EAR_L MIDI_EAR_R RMT_INT-USB_D+ RMT_ADC-USB_DEAR_SENSE_N VBATT RMT_PWR_ON_N USB_VBUS UART_TXD UART_RXD 5 SRC DRAIN 4 GATE 6 CNTRL 3 7 OUT GND 2 VCC 8 IN 1 9 DRAIN_THERMAL NUS3065MUTAG U505 OVP C577 1u HP_EAR_R HEADPHONE AMP +5V_PWR EAR_SENSE_N RMT_ADC USB_D- R529 15K C578 0.22u C573 PRSB6.8C C574 PRSB6.8C A MIDI_3.3V C518 C519 4.7u 0.1u C514 C513 0.1u 10u VREG_5V R533 0 C516 C517 4.7u 0.1u VREG_WM_2.7V VREG_MSME_1.8V C520 C521 4.7u 0.1u C532 1u SPK_R FM_AUDIO_R FM_AUDIO_L C541 1u SPK_L C530 12n R510 1K C535 C533 4.7n 1u C536 1u R516 1K C542 4.7n C547 12n R511 MMP_A_LRCLK MMP_A_BCLK MMP_ADI_ADCDAT MMP_ADO_DACDAT MMP_A_MCLK 18K R517 18K MID_MICP C548 1u HP_L C549 1u HP_R CODEC_I2C_SCL CODEC_I2C_SDA C550 NA C551 NA C539 1u C534 1u U502 13 14 DCVDD 26 DBVDD 31 AVDD2 AVDD1 7 8 LRC BCLK 9 10 ADCDAT 11 DACDAT MCLK 4 5 RIP RIN 6 R2_GPIO3 3 L2_GPIO2 1 LIP 2 LIN 19 AUXL 20 AUXR 15 CSB_GPIO1 16 17 SCLK SDIN WM8983 DGND 12 28 AGND1 AGND2 24 27 VMID MICBIAS 32 29 ROUT1 30 LOUT1 23 ROUT2 LOUT2 25 OUT3 22 OUT4 21 18 MODE 33 PGND R519 100K C524 C525 0.1u 10u FB500 HP_EAR_R HP_EAR_L FB501 MIC2P C543 C544 NA NA C531 NA MIC_PWR SPK_OUT+ SPK_OUT- AUDIO DAC/ADC, AMP etc. (WM8983) E R524 68 R525 68 PQ MIDI_EAR_L MIDI_EAR_R SPM0204HE5-PB-3 P G2 4 G1 O 3 2 1 MIC500 MIC +VPWR C581 0.01u FSUSB30UMX U507 10 1 SEL HSD1+ 9 VCC HSD2+ 2 8 _OE D+ 3 7 HSD1- GND 4 6 HSD2- D- 5 RMT_INT USB_D+ RMT_INT-USB_D+ RMT_ADC-USB_D- MICBIAS C564 47p C563 10u C567 22n C569 MIC1N C568 22n NA MIC1P F C575 C576 33p 10p CAM_MIC+ EAR_MIC_P C583 10p R530 2.2K MIC_PWR U506 1 B1 2 GND 3 B0 NC7SB3157L6X 6 S 5 VCC 4 A C584 0.1u C579 C580 10u 47p VREG_MSMP_2.7V G EAR_SENSE_N MID_MICP CAM/HP MIC SEL H VA504 C585 SD12T1G C586 C587 PRSB6.8C PRSB6.8C MMI 18Pin CONNECTOR USB/REMOCON_SEL 1 2 3 4 5 6 7 8 9 10 11 12 Copyright © 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes - 157 - LGE Internal Use Only