LG KE600 Service Manual - Page 121
Bluetooth, Usb Charging Circuit With Indicate Led, Remote Power On, External Reset, Pmic & Li-
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7. CIRCUIT DIAGRAM 1 A B C D E F G H 1 2 3 4 5 6 7 8 9 10 11 12 PMIC & Li-ion CHARGER RTC_OUT VCHS PWRON USB_PU VBUS_USB R202 220K R204 470K PWRON VBAT VBACKUP SPOWER_INT VCH_CTL PMRSTn R203 4.7K 49 GND 1V8_MEM 3V1_USB 1V5_RF VBAT FB201 L201 10uH C213 C214 0.1u 22u C215 22u C216 2.2u C217 2.2u C218 2.2u 1 2 VCHS 3 VBATS 4 VRFC ON 5 6 VDDPW SW 7 VSSPW 8 VSSFB 9 FB 10 11 VUPU 12 VUSB VBUS 13 14 VIB 15 SLED2 SLED1 16 LED 17 VDDB 18 VSIM1 19 VSIM2 20 VMMC 21 22 VINT 23 LRF3EN 24 SCL SDA 48 RESETQ VLBB2 47 46 VDDC VLBB1 45 VCHG 2V11_RTC 1V5_CORE 1V5_DSP 2V85_RF VBAT 2V7_VCXO 2V65_BT C203 2.2u C204 2.2u C205 2.2u C206 2.2u C207 2.2u C208 2.2u C209 2.2u VRF2 37 VDDRF 38 VRF1 39 40 INTOUT 41 VRTC 42 VDDCH 43 VCHC 44 VRF3 U201 PMB6812 36 VCXOEN 35 VDDA 34 VANA 33 VSSR IREF BYP 32 31 VDDAU 30 AUOP 29 AUON 28 27 VSSAU 26 AUIP 25 AUIN TP604 R208 C210 82K 0.1u TP211 TP212 TP213 TP214 VCXO_EN 2V65_ANA VBAT C211 2.2u C212 2.2u VCHG R220 0 BT_VCXO_EN SCL SDA VIBRATOR KEY_BACKLIGHT 2V72_IO 2V85_MMC 2V85_IO2 2V85_SIM VBAT C231 2.2u C232 2.2u C233 2.2u C234 2.2u C235 0.1u R209 C227 100K 10u Q201 6 S2 4 S1 1 D3 2 D2 5 D1 3 G NDC652P D201 CRS08 C228 47n VCH_CTL R212 0.15 VBAT VCHS C237 100u A BLUETOOTH 2V72_IO 1V8_MEM R201 0 C201 C202 B 0.1u 0.1u USIF_TXD USIF_RXD R205 0 R206 0 TP2T0P1202 I2S1_CLK I2S1_WA I2S1_RX I2S1_TX NC1 A1 NC2 A9 UARTCTS G8 J8 UARTRTS H8 UARTTXD J7 UARTRXD H9 VDDUART D9 PCMCLK D8 PCMFR1 PCMOUT E8 PCMIN G9 VDDPCM E9 NC3 J1 J9 NC4 2V65_BT 1V5_CORE 1V8_MEM VBALUN TP203 B6 A7 TDO C9 SCL0_P0_13 C8 TP204 TP205 TP206 B4 TDI B7 TMS A6 TCK PCMFR2_SDA0_P0_12 F8 SLEEPX_P0_15 C2 R207 0 CLK32_P1_5 BT_VCXO_EN CLK32K C TP207 TRST_ TP208 B9 RTCK WAKEUP_HOST_P1_8 B1 TP209 A5 JTAG_ WAKEUP_BT_P1_7 B2 F1 VDDSUP D2 VDDCREG A8 U202 PMB8753 RESET_ D1 RFOUT H5 A4 TP210 BT_RESETn B3 VDD_1 PAON A3 F9 VDD_2 PSEL0 B8 B5 VDDC1 PSEL1 G2 VDDC2 A2 H4 VDDPMREG TX_CONF_RXON VDDRF E1 VDDRFREG1 VSSVCO F2 E2 VDDRFREG2 VSSRF1 F4 H1 VDDPLL VSSRF2 E5 J6 VCOCAP1 VSSRF3 F5 H6 VCOCAP2 VSSRF4 E4 C220 0.1u C221 0.1u C222 0.1u 0.1u C219 C223 1.5p C224 0.1u C225 C226 D P1_6 TXA1 0.01u 1000p J4 RFIO J5 RFIOX C1 TX_CONF_P0_14 J2 TXAX H3 TXA2 H7 LOAD H2 CLKIN_XTAL D4 VSS1 D5 VSS2 D6 VSS3 E6 VSS4 F6 VSS5 J3 G1 BT_CLK L202 2.2nH L203 2.2nH C229 2.2p VBALUN FL201 1 4 UB B2 C230 2 3 DC B1 5 G1 6 G2 100p DBF71B601 E NC1 NC2 FEED ACS2450HBAM6 BT201 F R218 220K R219 33K R214 100K USB CHARGING CIRCUIT WITH INDICATE LED EXTERNAL RESET REMOTE POWER ON VBAT 2V72_IO 2V11_RTC R213 0 U203 VBAT NLAST4599DFT2G 2 VCC VBAT 2V72_IO 6 NO USB_EOCn R250 10K VBUS_USB R221 0 U205 ISL6294 TP217 1 VIN 2 _PPR 3 _CHG BAT 8 IREF 7 6 IMIN EXTRSTn SPOWER_INT RESETn U204 NC7WZ08K8X U206 R1114D281D-TR-F 1 VDD VOUT 3 R252 RPWRON END_KEY 4 NC COM 5 R215 0 PWRON G GND 3 IN 1 PM_INT PMRSTn RPWRON_EN 1K 4 NC GND1 2 6 CE GND2 5 C240 1uF C244 C245 RPWRON R253 100K R217 100K USB_CHG_ENn R216 0 4 9 _EN PGND 5 GND 100p 1000p R251 C242 NA 1u C243 1u C241 0.1u Engineer: D.H.SEO Drawn by: D.H.SEO R&D CHK: DOC CTRL CHK: MFG ENGR CHK: TITLE: H LG ELECTRONICS INC. Mobile Handsets R&D Center HW Group, Develpment Lab 4 GSM-NEO-MAIN-1.1 Size: A2 12 1 8 A Changed by: D.H.SEO Date Changed: 2006.04.13 Time Changed: QA CHK: 5:01:55 pm REV: Drawing Number: Page: 2/6 2 3 4 5 6 7 8 9 10 11 12 LGMC - 122 -