LG KG200 Service Manual - Page 67
Power, LCM, Backlight
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5. CIRCUIT DIAGRAMS 1 2 3 4 5 6 7 8 9 10 F400 Fuse (1A 0603) C0603 VBAT VDD A VCHG TP401 U400 A TP60MIL R401 PMIC MT6305BN/CY R402 R400 100K D400 TP-1.5 100K QFN48P R0402 100K R0402 R0402 C400 1uF/25V C0603 ADC3_VCHG P.1 R403 24K R0402 P.1 KCOL6 P.3 PWRKEY 1 2 RB520S-30TE61 PWRKEYSC79 P.1 BBWAKEUP P.1,6 VCXOEN VDD 32 33 31 PWRKEY PWRBB SRCLKEN 45 44 43 VmSEL VaSEL BATDET /RESET RSTCAP 24 23 VBATSNS VBAT AVBAT VBAT 7 19 26 47 /SYSRST P.1 C401 100nF C0402 C402 N.C. C0402 P.1 KP_BL_PWM1 P.1 GPIO7_STATUS_EN P.1 GPIO10_VIB_EN 42 36 35 34 BATUSE LEDEN ALERTEREN VIBRATOREN VREF NC/BP DGND DGND 30 29 17 21 C403 C404 C405 near pin 26 B USB_PWR G4 S3 A2 A1 U401 Si5853DC FET8P USB_PWR VBAT R404 100K R0402 P.1 GPIO31_CHR_CTL P.1 EINT2_CHARGER P.1 SIMDATA P.1 SIMRST P.1 SIMCLK P.1 SIMVCC 1 2 3 CHRIN GATEDRV NC/DANODE 4 5 6 ISENSE/NC CHRCNTL CHRDET 9 10 11 12 SIMIO SIMRST SIMCLK SIMVCC AGND PGND PGND DGND 28 37 40 46 Vcore Vio Va 48 20 27 Vtcxo Vm VSIM Vrtc 25 18 8 22 100nF 100nF 4u7F C0402 C0402 C0603 VCORE VDD AVDD PMIC_VTCXO VMEM VSIM VRTC B 5D 6D 7K 8K TP404 TP60MIL TP-1.5 TP402 TP60MIL VBAT AVDD TP-1.5 P.1 GPIO32_SIMSEL P.5 S_IO P.5 S_RST P.5 S_CLK 13 14 15 16 SIMSEL SIO SRST SCLK LED ALERTER VIBRATOR 41 39 38 1 LED_COM P.3 STATUS_LED P.3 D411 49 IC_GND C412 1uF/25V C411 4u7F C410 1uF C409 4u7F C408 4u7F C407 4u7F C413 1uF R415 RB520S-30TE61 3.9K SC79 BTP-03DC4 R414 R413 Battery Connector 24K 0.33R RN400 C BT400 R0402 R0805 100K x 4 Network Resistor REP8P0402 C0402 C0603 C0603 C0603 C0402 C0603 C0603 2 R0402 1 2 VBAT C423 56pF 1 C 33 7 8 ADC0_I- P.1 5 6 C0402 2 1 3 4 22 1 2 ADC1_I+ P.1 MT6219: MT6305BN Pin 3 = GND + BT401 J401 S408J-300255 11 T400 SFI0402-050E100nP-LF MT6227: MT6305BN Pin 3 = N.C Pin 3 = GND V XH414HIV01E - PAS414SR-VG1 S408J-300255 Vibrator (with Head) 2 C0402 Vcore = 1.2V,Vtrc = 1.2V 2 21 1 2 21 1 2 .. 1 Pin 3 = N.C ESD412 ESD411 Spark Gap Spark Gap Vcore = 1.8V, Vtrc = 1.5V ESD_PAD ESD_PAD LCM connector 0.3 pitch P.1 ADC2_TBAT D USB POWER 3.3V VBAT C418 1uF C0402 U402 R1114Q331BTR SC-82AB E P.1 GPO2_USB_EN 4 VIN 1 CE VOUT 3 VUSB C420 2u2F C0603 2 GND VDD Note:EDS D J402 04-6296-025-210-883+ 6296-025 P.1 LRSTB C421 N.C. C0402 2 1 R408 10K R0402 C432 100nF C0402 P.1 LRDB P.1 LWRB P.1 LPA0 P.1 LCM_CS 1 2 3 4 5 6 7 8 9 10 NC VCI VCC GND GND RESET RD WR RS CS P.1 NLD8 P.1,3 NLD7 P.1,3 NLD6 P.1,3 NLD5 11 12 13 14 DB8 DB7 DB6 DB5 E P.1,3 NLD4 P.1,3 NLD3 P.1,3 NLD2 P.1,3 NLD1 15 16 17 18 DB4 DB3 DB2 DB1 P.1 GPIO18_LCM_ID P.1,3 NLD0 19 20 21 22 DB0 GND GND ID(NC) R407 N.C. 23 24 25 AN CA NC R0402 F Camera Module Power (2.8V and 1.8V) VBAT P.1 GPIO3_CM_PW_EN G 2 GND C422 1uF C0402 U403 R1114Q281DTR SC-82AB 4 VIN VOUT 3 1 CE CM_28V C426 2u2F C0603 F L400 D402 VBAT 10uH Winding RB520S-30TE61 SNFC0312P SC79 1 2 1 1 2 C428 2u2F C0603 C431 N.C. (100n) C0402 U405 RT9284B 2 C429 1uF/25V C0603 P.1 GPIO0_LCM_BOOST_EN 6 4 2 VDD EN GND LX OVP FB 1 5 3 R418 10K R0402 G R419 R406 24K 20R R0402 R0402 VBAT C427 1uF C0402 U404 R1114Q181DTR SC-82AB 4 VIN VOUT 3 CM_18V 2 GND 1 CE C433 2u2F C0603 H P.1 PWM1_LCM_BL R420 47K R0402 Components In Metal can C430 100nF C0402 7311 FP2 Title Power, LCM, Backlight Size A3 Document Number 7311 R1A H Rev R1A Date: Friday, September 29, 2006 Sheet 4 of 7 1 2 3 4 5 6 7 8 9 10 - 68 -