LG GW520 Service Manual Download Page 96

Page: 96 / 200

- 97 -

LGE Internal Use Only

5. Trouble shooting

GW520 service manual

TP1

U200

Checking Point

TP1

U200

TP1

U200

Checking Point

C221

FB201

2.2u

C222

C220

22u

C216

C223

2.2u

C218

2.2u

VUMTS

J11

VVIB

VRTC

G10

VSIM

VDDUMTS

H10

VAFC

H11

K11

VDDSD1

VDDSIMVIB

G11

SD1_FB

J10
L10

SD1_FBL

C219

C214

10u

C215

TP1

U200

CN702

CN700

CN400

CN801

C219

U200

Summary of Contents for GW520

Page 1: ...Service Manual Model GW520 Internal Use Only Service Manual GW520 Date July 2009 Issue 1 1 ...

Page 2: ...ption 54 4 2 GSM Part 58 4 3 WCDMA Part 62 4 4 GSM Power Ampliﬁer Module 65 4 5 WCDMA Band1 8 Power Ampliﬁer Module 66 4 6 WCDMA Band1 8 Low Noise Ampliﬁer 67 4 7 WCDMA Band1 Duplexer 68 4 8 WCDMA Band8 Duplexer 68 5 Trouble shooting 69 5 1 Trouble shooting test setup 69 5 2 Power on trouble 70 5 3 Charging Trouble 73 5 4 USB Trouble 75 5 5 SIM Detect Trouble 78 5 6 Qwerty Key Sense Trouble 81 5 7...

Page 4: ...ion service of facilities accessed through or connected to it LGE will not be responsible for any charges that result from such unauthorized use B Incidence of Harm If a telephone company determines that the equipment provided to customer is faulty and possibly causing harm or interruption in service to the telephone network it should disconnect telephone service until repair can be done A telepho...

Page 5: ... and Attenuation GW520 may interfere with sensitive laboratory equipment medical equipment etc Interference from unsuppressed engines or electric motors may cause problems H Electrostatic Sensitive Devices ATTENTION Boards which contain Electrostatic Sensitive Device ESD are indicated by the sign Following information is ESD handling Service personnel should ground themselves by using a wrist stra...

Page 6: ...watt DSP Digital Signal Processing EEPROM Electrical Erasable Programmable Read Only Memory EGPRS Enhanced General Packet Radio Service EL Electroluminescence ESD Electrostatic Discharge FPCB Flexible Printed Circuit Board GMSK Gaussian Minimum Shift Keying GPIB General Purpose Interface Bus GPRS General Packet Radio Service GSM Global System for Mobile Communications IPUI International Portable U...

Page 7: ...uare RTC Real Time Clock SAW Surface Acoustic Wave SIM Subscriber Identity Module SLR Sending Loudness Rating SRAM Static Random Access Memory STMR Side Tone Masking Rating TA Travel Adapter TDD Time Division Duplex TDMA Time Division Multiple Access UART Universal Asynchronous Receiver Transmitter VCO Voltage Controlled Oscillator VCTCXO Voltage Control Temperature Compensated Crystal Oscillator ...

Page 8: ...hip PMB6952 Infineon Item Feature Comment Supporting Standard WCDMA 900 WCDMA 2100 GSM850 EGSM DCS PCS with seamless handover Phase 2 include AMR SIM Toolkit Class 1 2 3 A E Frequency Range GSM850 TX 824 849MHz GSM850 RX 869 894MHz EGSM TX 880 915 MHz EGSM RX 925 960 MHz DCS TX 1710 1785 MHz DCS RX 1805 1880 MHz PCS TX 1850 1910 MHz PCS RX 1930 1990 MHz WCDMA900 TX 880 915 MHz WCDMA900 RX 925 960 ...

Page 9: ...y time WCDMA 250hours DRX 7 GSM 160mins Tx level 5 WCDMA 160mins Tx 12dBm Talk time Charging time 3 hours power OFF 950mAh Rx sensitivity GSM850 105dBm EGSM900 105 dBm DCS1800 105 dBm PCS1900 105 dBm WCDMA 900 2100 106 7 dBm GSM GPRS GSM850 32 5 dBm EGSM900 32 5 dBm DCS1800 29 5 dBm PCS1900 29 5 dBm Class4 GSM850 Class4 EGSM900 Class1 DCS Class1 PCS TX output power EDGE GSM850 27dBm EGSM900 27 dBm...

Page 10: ...mera 5 Mega pixel ANT Main Sub Internal Fixed Type System connector 5 Pin uUSB Ear Phone Jack 5pin uUSB Type PC synchronization Yes Speech coding FR EFR HR AMR Vibrator Built in Vibrator Blue Tooth V2 1 with A2DP Voice Recording Yes Speaker Phone mode Support Yes Travel Adapter Yes CDROM No Stereo Headset Yes Data Cable No TBD T Flash Yes Not Equipped 3 Mega pixel ...

Page 11: ...urst Timing GSM 5dBm 33dBm 3dB DCS PCS 0dBm 30dBm 3dB Burst Timing 3 69us Spectrum due to modulation out to less than 1800kHz offset 200kHz 36dBm 600kHz 51dBm 56dBm Spectrum due to modulation out to larger than 1800kHz offset to the edge of the transmit band GSM 1800 3000kHz 63dBc 46dBm 3000kHz 6000kHz 65dBc 46dBm 6000kHz 71dBc 46dBm DCS 1800 3000kHz 65dBc 51dBm 6000kHz 73dBc 51dBm Spectrum due to...

Page 12: ... Power 50 dBm 3 84 MHz Occupied Bandwidth 5 MHz at 3 84 Mcps 99 of power Adjacent Channel Leakage Power Ratio ACLR 33 dB 5 MHz 43 dB 10 MHz Spurious Emissions f fc 12 5 MHz 36 dBm 1 kHz RW 9 kHz f 150 kHz 36 dBm 10 kHz RW 150 KHz f 30 MHz 36 dBm 100 kHz RW 30 MHz f 1 GHz 30 dBm 1 MHz RW 1 GHz f 12 75 GHz 41 dBm 300 kHz RW 1893 5 MHz f 1919 6 MHz 67 dBm 100 kHz RW 925 MHz f 935 MHz 79 dBm 100 kHz R...

Page 13: ... 3 84 MHz Ioac 52 dBm 3 84 MHz 5 MHz Blocking Characteristic BER 0 001 when Îor 103 7 dBm 3 84 MHz Iblocking 56 dBm 3 84 MHz Fuw offset 10 MHz or Iblocking 44 dBm 3 84 MHz Fuw offset 15 MHz Spurious Response BER 0 001 when Îor 103 7 dBm 3 84 MHz Iblocking 44 dBm Intermodulation BER 0 001 when Îor 103 7 dBm 3 84 MHz Iouw1 46 dBm Fuw1 offset 10 MHz Iouw2 46 dBm 3 84 MHz Fuw2 offset 20 MHz Spurious E...

Page 14: ...8 20 25dBm 3 84 MHz 5 15 7 6 15 0 19 25dBm 3 84 MHz Maximum Output Power 3GPP Not Complete Error Vector Magnitude Sub Test 1 1 15 2 12 15 3 13 15 4 15 8 5 15 7 6 15 0 33 dB 5 MHz 43 dB 10 MHz Adjacent Channel Leakage Power Ratio ACLR Sub Test 1 1 15 2 12 15 3 13 15 4 15 8 5 15 7 6 15 0 Spectrum Emission Mask HS DPCCH 880 MHz 915 MHz 1920MHz 1980 MHz Transmit Frequency Specification Item 2 3 5 End ...

Page 15: ...ion Characteristics TRM CA 07 C 140KHz delta f1 max 175KHz f2 max 115KHz f2 avg f1 avg 0 8 Initial Carrier Frequency Tolerance TRM CA 08 C Ftx 75kHz f0 ftx 75kHz Carrier Frequency Drift TRM CA 09 C DH 1 25 kHz DH 2 40 kHz DH 3 40 kHz Max Drift Rate DH 1 DH3 DH5 50 us 20 kHz Sensitivity Single Slot PaCKET RCV CA 01 C BER 0 1 min of samples 1600000 returned payload bits Sensitivity Multi Slot Packet...

Page 16: ...gram XMM6080 HSDPA CAMERA 3M USB2 0 FULL Micro SD Main key LED SPEAKER MOTOR LCD WqVGA USIM NAND DATA I2C UART1 RX ADC TX DAC UART VIB_DRV_N MMC I F SDRAM_ DATA EBU_ ADDR UART0 D 0 15 I2S RF PAM FEM Filter BT அ FM Radio Audio AMP I2C USIM I F Audio Out SDRAM 1Gbit NAND Flash 2Gbit USB A 0 24 D 0 7 8bit LCD 32K 26M 26M FM Audio FM Audio Touch Screen 3 Axis Sensor 32K PMB 6821 PMIC I2C I2C Battery Q...

Page 17: ...yright 2009 LG Electronics Inc All right reserved Only for training and service purposes 3 BB Circuit Technical brief GW520 service manual 3 2 Baseband Processor Introduction Figure 3 2 Top level block diagram of S GOLD 3H PMB8878 ...

Page 18: ...support multi slot operation modes HSCSD up to class 10 GPRS for high speed data application up to class 12 EGPRS up to class 12 and DTM class11 without additional external hardware 3 2 2 Block Description z Processing core ARM926EJ S 32 bit processor core for controller functions The ARM926EJ S includes an MMU and the Jazelle Java extension for Java acceleration and a MOVE co processor to acceler...

Page 19: ...nnected to the multi layer AHB backbone by asynchronous burst capable AHB2AHB bridges which are shared between accessing masters The DMA controller is enabled to access AHB_PER1 by use of its first master interface and AHB_PER2 by its second master interface z TEAKLite Bus System 1 TEAKLite data bus for connecting the TEAKLite data memory and the TEAKLite peripherals Also the data bus is connected...

Page 20: ...porting AES DES 3 DES Hash function RSA acceleration Secret Root Key e fuse and Key Management True Random Number Generator Sample Rate Converter SRC for audio up sampling Comprehensive static and dynamic Power Management Various frequency options during operation mode 32 kHz clock in standby mode Sleep control in standby mode RAMs and ROMs in power save mode during standby mode Additional leakage...

Page 21: ...te Boot ROM 20kByte Communication RAM HW accelerators for Transmit Path Inner and Outer Receiver for Release5 incl HSDPA 3 2 3 RF Interface T_OUT S Gold 3H uses this interface to control RF IC and Peripherals Table 3 2 3 1 RF Interface Spec T_OUT Resource Interconnection Description T_OUT0 TXON_PA PAM Power on T_OUT1 T_OUT2 ANT_SEL1 T_OUT3 T_OUT4 FEM control T_OUT5 FEM control T_OUT6 PA_MODE PAM M...

Page 22: ...al ADC channel This block operates charging process and other related process by reading battery voltage and other analog values Table 3 2 4 1 S Gold3 ADC channel usage ADC channel Resource Interconnection Description M0 BAT_ID Battery temperature measure M1 RF_TEMP RF block temperature measure M2 N C M3 N C M4 LCD_ID M5 N C M6 N C M7 H W VERSION H W version detect M8 VBAT Battery supply voltage m...

Page 23: ...scription KEY MATRIX KP_IN0 NA KP_IN1 KEY_12C_SCL KP_IN2 KEY_12C_SDA KP_IN3 KEY_INT KP_IN4 TP NA KP_IN5 ACCEL_INT KP_IN6 NA KP_OUT0 VGA_PWDN KP_OUT1 12C3_SCL KP_OUT2 12C3_SDA KP_OUT3 LIN_INVERTER USIF1 USIF1_RXD_MRST UART_RX UART Data USIF1_TXD_MTSR UART_TX UART Data USIF1_RTS_N USB_ DAT_VP USB Data USIF1_CTS_N USB_SE0_VM USB Data USIF2 USIF2 _RXD_MRST TP NA USIF2 _TXD_MTSR RPWRON_DBB USIF2_RTS_N ...

Page 24: ...F_VSYNC CIF_VSYNC CAMERA_VSYNC CLKOUT2 CIF_MCLK CAMERA_MCLK 26M CLK CIF_PD M_CAM_PD CIF_RESET CAM_RESET LCD I F DIF_D0 LCD_DATA 0 LCD_DATA DIF_D1 LCD_DATA 1 LCD_DATA DIF_D2 LCD_DATA 2 LCD_DATA DIF_D3 LCD_DATA 3 LCD_DATA DIF_D4 LCD_DATA 4 LCD_DATA DIF_D5 LCD_DATA 5 LCD_DATA DIF_D6 LCD_DATA 6 LCD_DATA DIF_D7 LCD_DATA 7 LCD_DATA DIF_D8 SHIFT_LED DIF_CS1 LCD_CSn LCD SELECT DIF_CS2 N A DIF_CD LCD_CD LC...

Page 25: ...ION I2S2_TX GPIO_33 BT_INT BT_WAKEUP I2S2_WA0 GPIO_34 TORCH_INT TOUCH INTERRUPT I2S2_WA1 GPIO_103 QWERTY_KEY_EN QWERTY_KEY_ENABLE External Memory MMCI1_CMD MMC_CMD MMCI1_DAT 0 MMC_D0 MMCI1_CLK MMC_CLK MMC1_DAT 1 MMC_D1 MMC1_DAT 2 MMC_D2 MMC1_DAT 3 MMC_D3 MMCI2_CMD GPIO_22 MUIC_INT MMCI2_DAT 0 GPIO_107 LCD_BL_CTRL MMCI2_CLK GPIO_108 FN_LED IrDA IrDA_TX GPIO_110 USB_OEn For USB IrDA_RX GPIO_111 SLID...

Page 26: ...c VMICP VMIC_P Power for MIC VMICN VMIC_GND Ground for MIC ADC M0 BAT_ID Battery temperature measure M1 RF_TEMP RF block temperature measure M2 N A M3 N A M4 LCD ID LCD BANDER DETECT M5 N A M6 N A M7 N A M8 VBAT M9 TP N A M10 N A Reference VREFP VREFN IREF GND JTAG I F JTAG0_TDO TDO JTAG0_TDI TDI JTAG0_TMS TMS JTAG0_TCK TCK JTAG0_TRST_n TRST_n JTAG0_RTCK RTCK JTAG1_TDO A_TDO JTAG1_TDI A_TDI JTAG1_...

Page 27: ...EPKT 4 TRACEPKT4 TRACEPKT 5 TRACEPKT5 TRACEPKT 6 TRACEPKT6 TRACEPKT 7 TRACEPKT7 Memory MEM_AD 0 NAND_IO 0 MEM _AD 1 NAND_IO 1 MEM _AD 2 NAND_IO 2 MEM _AD 3 NAND_IO 3 MEM _AD 4 NAND_IO 4 MEM _AD 5 NAND_IO 5 MEM _AD 6 NAND_IO 6 MEM _AD 7 NAND_IO 7 MEM _AD 8 NAND_IO 8 MEM _AD 9 NAND_IO 9 MEM _AD 10 NAND_IO 10 MEM _AD 11 NAND_IO 11 MEM _AD 12 NAND_IO 12 MEM _AD 13 NAND_IO 13 MEM _AD 14 NAND_IO 14 MEM ...

Page 28: ...11 MEM _A 12 SD_DATA 12 MEM _A 13 SD_DATA 13 MEM _A 14 SD_DATA 14 MEM _A 15 SD_DATA 15 MEM _A 16 SD_ADD 0 SDRAM ADDRESS MEM _A 17 SD_ADD 1 MEM _A 18 SD_ADD 2 MEM _A 19 SD_ADD 3 MEM _A 20 SD_ADD 4 MEM _A 21 SD_ADD 5 MEM _A 22 SD_ADD 6 MEM _A 23 SD_ADD 7 MEM _A 24 SD_ADD 8 MEM _A 25 SD_ADD 9 MEM _A 26 SD_ADD 10 MEM_CSA0_N SD_ADD 11 MEM_CSA1_N SD_ADD 12 MEM_CSA2_N SD_ADD 13 MEM_CSA3_N BA0 MEM _CS0_n ...

Page 29: ...ing terminate signal T_OUT5 GPIO_48 MMC_DETECT SD card detect T_OUT6 PA_MODE PAM T_OUT7 ANT_SEL2 T_OUT8 ANT_SEL3 T_OUT9 I2C2_SDA TOUCH_SDA T_OUT10 DSR T_IN0 I2C2_SCL TOUCH_SCL T_IN1 GPIO_55 CHG_EN Charging enable signal RF I F RF_STR0 2G_EN RF_STR1 _PPR Charger detect RF_DATA 2G_DATA RF_CLK 2G_CLK GPIO 7 3G_LD GPIO 10 3G_MASTER_ON GPIO 15 3G_PA_MODE1 GPIO 16 ANT_SEL4 GPIO 17 ANT_SEL5 GPIO 18 ANT_S...

Page 30: ...ts the cellular RF devices like SMARTi DC SMARTi DC SMARTi SD and the Bluemoon Single Infineon s single chip solution for Bluetooth If used with S GOLD3 it provides all power supply functions except for the RF PA for a complete advanced GSM Edge smart phone minimizing external device count Block Description Highly efficient step down converter for main digital baseband supply including Core DSP an...

Page 31: ...d functionality SM POWER features a baseband supply concept with a DC DC step down converter cascaded by two linear regulators SM POWER s DC DC converter makes up to 40 reduction of battery current for smart phone functions e g organizer functions games MP3 decoding possible SDBB has high efficiency up to 95 and also a power save mode Memory Interface is directly supported by the SDBB SDBB can als...

Page 32: ...down resistor functionality Charge pump with internal switching capacitor for USB host VBUS supply voltage SM POWER fully supports LED and Vibra Motor functionality no external components needed driver for backlight LEDs adjustable in steps up to 140mA and with soft turn on and off by PWM dimming two driver outputs for single LEDs for precharge indication and signaling with i e change of colour dr...

Page 33: ... 2V9_SIM 1 8 2 9V 70mA SIM card VIO 2V62_VIO 2 62V 100mA Peripherals VAUDIOa 2V5_VAUDA 2 5V 200mA Stereo headset Mono earpiece VAUDIOb 2V5_VAUDB 2 5V 50mA Analog parts of S Gold VPLL 1V35_VPLL 1 35V 30mA S GOLD3H PLL VRTC 2V11_RTC 2 V 4mA Real Time Clock VAUX 2V85_VFM 2 9V 100mA RF transceiver VRF1 2V85_VRF 2 85V 150mA 2 85 V supply for SMARTi PM RF transceiver VRF2 1V5_VRF 1 53V 100mA 1 5 V suppl...

Page 34: ...D2 G10 VSIM VSS1 C6 E7 VSS10 VSS11 E8 E9 VSS12 VSS13 F3 F4 VSS14 VSS15 F5 F6 VSS16 VSS17 F7 F8 VSS18 VSS19 F9 D4 VSS2 G3 VDDUMTS VDD_CHARGE K9 VDD_MONO B7 J9 VDD_REF VDD_USB B5 VIO A11 VLED A8 D3 VMIN VMME C11 VPIN C2 A10 VPLL C8 VREF A5 VREFEX_M VRF1 F10 D11 VRF2 VRF3 E10 H10 A3 B10 TXONPA VAFC H11 VAUDIOA F2 G1 VAUDIOB VAUX H2 F1 VDDAUDIOA VDDAUDIOB G2 H1 VDDAUX C10 VDDMME VDDPLLIO B9 E11 VDDRF1...

Page 35: ...e 3 3 2 1 Charging IC BQ25040 Table 3 3 2 1 PIN description of Charging IC 25V K X5R 1608 10V K X5R 1005 ECZH0003503 ECZH0001215 2V62_VIO VBUS_USB R313 100K C330 1u C331 1u R312 100K R315 820 2K R314 C332 0 1u DNI R311 LDO 4 PGND 11 3 VSS1 VSS2 7 _PG 9 U302 BQ25040 EUSY0388501 10 BAT 8 CHG 6 EN_SET 1 IN ISET 2 ITERM 5 2V62_VIO 2V62_VIO VBAT _CHG_EOC _CHG_EN _PPR RPWRON_EN ...

Page 36: ... Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 3 BB Circuit Technical brief GW520 service manual Figure 3 3 2 1 Block diagram of Charging IC Figure 3 3 2 2 Charging Profile ...

Page 37: ...38 LGE Internal Use Only Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes 3 BB Circuit Technical brief GW520 service manual Figure 3 3 2 3 EN SET Timing Diagram ...

Page 38: ...E_CRTL K5 ON_OFF1 K4 L4 ON_OFF2 ON_OFF_OUT L5 J4 OUTPORT POWER_ON K3 PUMS1 A1 B4 PUMS2 PUMS3 B11 FLASH_ON C9 A9 FLASH_SHINK K6 I2C_DAT I2C_INT 1V35_VPLL TP200 R200 27K VBAT DNI R214 C204 1u 4 7K R212 DNI R211 VBAT DNI R210 4 7K R213 RPWRON_EN _PPR PWRON RTC_OUT WDOG RESOURCE_CTRL QWERTY_KEY_EN QWERTY_KEY_BL I2C1_SDA SPOWER_INT SEND MULTI END VBAT SEND VA806 varistor END MULTI END_KEY KEY_COL6 KEY_...

Page 39: ...SIM SIM_IO SIM_CLK SIM_RST ports are used to communicate with S Gold3H and the SIM power supply enabled by PMIC SIM Interface SIM_CLK SIM card reference clock SIM_RST SIM card Async sync reset SIM_IO SIM card bidirectional reset Figure 3 5 1 SIM Circuit 22p C246 0 1u C237 3 C3 C5 4 5 C6 6 C7 GND1 7 8 GND2 9 GND3 10 GND4 J200 5000 6P 1 8SL ENSY0018701 C1 1 C2 2 2V9_SIM R236 4 7K C245 DNI C248 22p S...

Page 40: ...face GW520 designed as first MMC Figure 3 6 1 Micro SD Connector S W Level Close LOW OUT MMC_CARD IN Open HIGH VA206 EVLC5S0250 EVLC5S0250 VA205 0 1u C233 2V8_VMME R227 100K R225 510K 100K R229 10K R231 VA200 EVLC5S0250 EVLC5S0250 VA204 VA202 EVLC5S0250 VA201 EVLC5S0250 R226 100K 100K R230 VA203 EVLC5S0250 2V62_VIO DAT2 DETECT_A DETECT_B DUMMY1 DUMMY2 DUMMY3 GND VDD VSS ENSY0023501 104042 001 S200...

Page 41: ...31 H7 NC32 H8 NC33 NC34 H9 J2 NC35 NC36 M11 K6 LDQM LDQS L6 NC1 A1 B10 NC10 B11 NC11 NC12 B12 NC13 C1 NC14 C2 NC15 C3 NC16 C11 NC17 C12 D1 NC18 D2 NC19 A2 NC2 D3 NC20 NC21 N7 P10 I_O0 N10 I_O1 L11 I_O10 I_O11 K11 I_O12 G11 I_O13 F11 E11 I_O14 D11 I_O15 M10 I_O2 L10 I_O3 F10 I_O4 E10 I_O5 D10 I_O6 I_O7 C10 N11 I_O8 I_O9 C7 DQ0 L4 DQ1 M4 DQ10 L8 M8 DQ11 N8 DQ12 L9 DQ13 M9 DQ14 N9 DQ15 DQ2 N4 DQ3 L5 ...

Page 42: ...D Hitachi High LCD_ID LGIT Low HIGH IM1 IFMODE1 IM0 IFMODE0 HITACHI HIGH Interface Mode 8bit HIGH LGIT 1u C800 1u C801 33 34 35 36 37 4 5 6 7 8 9 19 2 20 21 22 23 24 25 26 27 28 29 3 30 31 32 1 10 11 12 13 14 15 16 17 18 CN800 04 6293 037 001 829 ENQY0014301 R802 10K INSTPAR ZD800 ESD9X5 0ST5G 10K R800 R801 10K 2V62_VIO 2V85_VLCD 47K R804 LCD_VSYNC MLED LCD_ID MLED1 MLED2 MLED3 MLED4 MLED5 LCD_RES...

Page 43: ...ETB 27 2 SEL_28P 1 TEST 23 VDD 26 XI XO 25 CLK_SEL 24 GND1 8 GND2 28 P10 22 7 P15 P17 6 21 P40 P41 20 P42 19 P43 18 17 P44 P45 16 P46 15 14 P47 13 P50 12 EUSY0300004 PP2106M2 U400 27p C407 C418 27p 470 R404 R419 470 470 R407 R429 470 DNI C411 C419 27p R411 470 2V62_VIO R428 470 470 R422 470 R415 470 R410 27p C409 R414 470 470 R432 470 R431 R430 470 KEY_INT KEY_I2C_SCL KEY_I2C_SDA KEY_ROW0 KEY_ROW1...

Page 44: ...or LEDs on Key for keypad illumination Keypad Back light is controlled by SM Power3 Flash LED port which has constant current control function The whole configuration of the SM POWER3 Flash LED drivers is shown in below Figure Figure 3 10 1 1 LED driver in the SM POWER3 Figure 3 10 1 2 Qwerty key back light LED circuit diagram 47 R442 LD403 LEWWS44 E 47 R445 ICVN0505X150FR VA403 VBAT R444 47 R439 ...

Page 45: ...nction Shift KEY back light illumination GW520 is control the Tr for nomal KEY back light illumination Figure 3 10 3 1 Function Shift KEY back light LED circuit diagram KEY_LED LD802 LEWW S14 EDLH0005901 EDLH0005901 LEWW S14 LD801 LD800 R811 120 R808 1K R809 10K VBAT 470 R807 R806 470 EVLC5S0250 VA807 C 1 E EQBN0007601 KTC4075E Q800 2 B 3 SLIDE_KEY_LED VBAT 1K VBAT R241 EQBN0007601 KTC4075E Q201 2...

Page 46: ...y conditions determine whether the charge pump operates 1X 1 5X or 2X mode Figure 3 11 1 LCD charge pump circuit diagram 1u C805 C804 1u VA801 ICVL0518100Y500FR 4 7u C803 C802 4 7u ICVL0518100Y500FR VA800 100K R805 SPIF ICVL0518100Y500FR VA802 SC654ULTRT EUSY0369701 BL1 13 14 BL2 1 BL3 BL4 2 3 BL5 BL6 4 9 C1 8 C1 C2 10 C2 7 6 GND IN 12 OUT 11 5 U800 ICVL0518100Y500FR VA803 VA804 ICVL0518100Y500FR ...

Page 47: ...attery capacity with ADC port Figure3 12 1 Battery voltage monitor circuit diagram VDDA_BB VDDA_M 1 1 390K R100 TP103 DNI R102 VBAT R103 100K E18 VDDP_MEM_ETM0 VDDP_MEM_ETM1 J17 VDDP_MEM_ETM2 D17 VDDP_MEM_ETM3 D15 VDDP_MEM_ETM4 N16 D10 VDDP_MEM_ETM5 PAOUT1_1 P4 PAOUT1_2 M8 NC0 AE19 NC1 AE1 NC2 A19 NC3 A1 F3 M0 M1 G4 F5 M10 E2 M2 M3 D1 M4 F4 E3 M5 M6 D3 E4 M7 D2 M8 M9 D4 L5 BB_I M5 RF_TEMP 2G_IP PA...

Page 48: ...o CODEC circuit diagram GW520 service manual 3 13 2 Microphone circuit MIC300 is used both as a main and as a video GW520 service manual Figure 3 13 2 1 Microphone circuit diagram SUSY0024804 PRSB6 8C D301 TP303 1u C313 C312 1u 1u C325 C300 1u PRSB6 8C 0 R307 D300 R303 0 FB300 120 C309 39p C318 39p C317 39p 1u C307 VBAT C323 39p 39p C322 C310 39p TP302 4 7u C301 C304 1u C302 C308 1u 1u CN300 1 2 O...

Page 49: ... MUIC_ID FM_ANT MUIC_DP MUIC_DM MUIC FB303 FB302 HB 1M1005 102JT DNI R310 RPWRON_EN VBUS_USB VBAT 300K R309 TP301 TP300 C320 56p C326 0 R300 2 2u 27p C321 27p C305 22n C319 C311 22n 0 1u C306 0 1u C303 C327 2 2u R301 2 2K 100K R302 2V62_VIO VBAT TP304 FB301 BLM15BD182SN1D R308 2 2K C324 120p C315 27p 2 2u C316 R304 2 2K A1 MIC B1 RES C2 SCL C1 SDA U1 B3 U2 A3 UID B4 D5 VB D4 AUD1 D3 AUD2 BAT D2 CA...

Page 50: ...uetooth FM RBCA B561A General Description The GW520 device provides the highest level of integration for a mobile wireless system with integrated Bluetooth 2 1 and FM receiver The RBCA B561A is a single module for Bluetooth 2 4GHz systems including enhanced data rates EDR to 3Mbits s Figure 3 14 WLAN Bluetooth System Architecture Figure 3 14 Bluetooth FM System Architecture ...

Page 51: ...es numerous enhancements for lower power dissipation Full support for power saving modes Bluetooth clock request Bluetooth standart part hold and sniff Deep sleep modes and software regulator shutdown 3 14 2 FM Radio 76MHz to 108MHz FM bands supported US Europe and Japan Excellent radio performance with 1Uv sensitivity for 26Db S N N FM control through either I2C compatible interface of Bluetooth ...

Page 52: ...manual 3 15 5PIN Interface connector Table 3 15 1 PIN assign Pin Function Description 1 VBUS_USB Charger voltage USB VBUS 2 MUIC_DM Headset left sound UART RX data USB_DM data 3 MUIC_DP Headset Right sound UART TX data USB_DP data 4 MUIC_ID Accessory type detect Headset microphone signal 5 GND Power GND 6 11 FM_ANT FM radio antenna USB Remote control interrupt ...

Page 53: ...850 900MHz TX 1800 1900MHz PA_LEVEL I IX Q QX TXON_PA AFC RF_EN RF_DA RF_CLK PA_LEVEL PA_BAND TXON_PA MODE 3 Wire Bus interface 26MHz_MCLK BT_CLK Decoder ANT_SW2 RF Control Unit GSM Timer Unit 26MHz VBAT PA Control Hardware 900MHz 3G BAND1 Rx RF SAW 3G LNA 3G PAM Rx Tx PMB6821 SM Power RF2 85V RF1 5V VBAT SM Power RF2 85V RF1 5V VBAT PA_EN PA_MODE PA_EN PA_MODE TXI TXIX TXQ TXQX EN DATA CLK RX 850...

Page 54: ...le band W CDMA transceiver for voice and high speed data applications SMARTi3G features a direct conversion receiver and a direct modulation transmitter Analog I Q baseband interfaces are supported A three wire bus interface is provided for control and programming A second three wire bus may optionally be used for fast control of the receiver programmable gain amplifier Fractional N PLL RF synthes...

Page 55: ...2 OLG adjust Timing Measure ment on chip loop filter cordic I Q R φ d dt Q 4 2 VCO LDO Bias DAC 2 2 2 2 PGA 6dB PGA 1dB 125dB Ramp SMARTi PM DAC Dig PGA I ADC ADC Bias TXOUTH TXOUTHX 1920 1980 MHz band I RXINH RXINHX 2110 2170 MHz band I RXINM RXINMX 1930 1990 MHz band II III TXOUTL TXOUTLX 824 915 MHz band V VI VIII TXOUTM TXOUTMX 1850 1910 MHz band II III RXINL RXINLX 869 960 band V VI VIII RXBA...

Page 56: ...8 T_OUT8 T_OUT9 AC1 AB1 T_IN0 PAOUT1_1 P4 PAOUT1_2 M8 RF_CLK W7 W5 RF_DATA RF_STR0 AA1 AC3 RF_STR1 MMCI1_CLK AB9 W10 MMCI1_CMD AB6 MMCI1_DAT 0 Y11 MMCI1_DAT 1 V10 MMCI1_DAT 2 AA9 D7 F26M CLK26M A6 E8 CLKOUT0 M4 BB_Q P5 BB_QX ARXP_I AD15 AD17 ARXP_Q AD13 ATXN_I ATXN_Q AD14 ATXP_I AE13 ATXP_Q AE14 ATX_PA_ADC AE12 ATX_PA_DAC AE11 AD11 ATX_VGA_DAC L5 BB_I M5 BB_IX AFC W6 AD12 AIREF AE16 ARXN_I ARXN_Q ...

Page 57: ... performed by low high band quadrature direct down conversion mixers The baseband chain contains a LNB low noise buffer channel filter output buffer and DC offset compensation The 3rd order lowpass filter is fully integrated and provides sufficient suppression of blocking signals as well as adjacent channel interferers and avoids anti aliasing through the baseband ADC The receive path is fully dif...

Page 58: ...odulation data rectangular I Q coordinates is converted to digital data stream and is subsequently transformed to polar coordinates by means of a CORDIC algorithm The resulting amplitude information is fed into a digital multiplier for power ramping and level control The ready processed amplitude signal is applied to a DAC followed by a low pass filter which reconstructs the analog amplitude infor...

Page 59: ...w the transfer of the phase modulation The loop bandwidth is automatically adjusted prior to each slot OLGA To overcome the statistical spread of the loopfilter element values an automatic loopfilter adjustment ALFA is performed before each synthesizer startup The fully integrated quad band VCO is designed for the four GSM bands 850 900 1800 1900 MHz and operates at double or four times transmit o...

Page 60: ...800_1900TX 9 GSM1800_RX1 16 17 GSM1800_RX2 GSM1900_RX1 18 19 GSM1900_RX2 11 GSM850_900TX GSM850_RX1 12 13 GSM850_RX2 14 GSM900_RX1 15 GSM900_RX2 UMTS1 20 LMSP43QL 771 SFAY0011901 FL500 ANT 2 2V85_VRF R508 1K C544 100p C540 0 1u 2V85_VRF 1K R511 1K R509 B2 4 GND 8 VCC Y1 7 Y2 3 EUSY0154001 NL27WZ32USG U503 1 A1 A2 5 B1 2 6 100p C546 C539 1000p ANT_SEL2 ANT_SEL6 ANT_SEL5 ANT_SEL1 ANT_SEL4 ANT_SEL3 A...

Page 61: ...F frequency and demodulate a RX RF W CDMA signal to an I Q baseband signal 4 3 1 WCDMA Receiver The direct conversion receiver for each band consists of fully differential signal path RF low noise amplifier LNA2 I Q demodulator including LO buffer and I Q divider LO including on chip VCO and synthesizer DC offset compensation without external components analog channel filter including auto calibra...

Page 62: ...ier stage provides 1 dB gain steps All gains are selected by 3 wire bus program ming 4 3 2 Transmitter The direct up conversion transmitter for each band consists of fully differential signal path configurable input stages programmable AC and DC input voltages analog channel filter including auto calibration circuit w o external components automatic carrier adjustment also featuring compensation o...

Page 63: ...outmax TX Front End An external power amplifier as well as duplex and interstage filters are needed to form a complete transmit chain for each band 4 3 3 Synthesizer The receiver and the transmitter contain each a complete fractional N RF synthesizer with fast locking The VCO s run at 4 GHz and the RX and TX frequencies are obtained through division by two bands I II III and IV or four bands V and...

Page 64: ...m of 2 5G PAM TQM7M5005 Table 4 4 1 SKY77340 Pin description coil 10K R512 3 3nH L510 VBAT C553 3 3p 47p C549 47p C558 7 GSM850_900_IN 10 GSM850_900_OUT 2 MODE_SELECT PGND 15 TX_EN 6 4 VBATT 5 VRAMP TQM7M5005 SMPY0017901 U502 BS 3 13 BY_CAP1 BY_CAP2 9 1 DCS_PCS_IN 12 DCS_PCS_OUT 14 GND1 GND2 11 GND3 8 C554 DNI C555 1 8p 0 01u C557 C552 12nH 33u C542 L509 18nH C556 0 01u C548 18p LBAND_IN 2G_BS TXO...

Page 65: ...ram of WCDMA Band1 8 PAM AWT6224R Table 4 5 1 AWT6224R Pin description AWT6321 BAND2 5 AWT6222 BAND1 5 Line Length 170mm Place near to each port Place near to each port AWT6224 BAND1 8 0 01u C585 C586 0 01u C584 100p 1000p C582 13 RFOUT_900 8 RFOUT_IMT VBATT 4 12 VCC VCCA 11 1 VEN_900 VEN_IMT 7 3 VMODE1 5 VMODE2 AWT6224 U505 GND1 9 10 GND2 GND3 14 PGND 15 RFIN_900 2 RFIN_IMT 6 C568 68p VBAT VBAT 2...

Page 66: ...A Band1 8 LNA BGA735 Table 4 6 1 BGA735L16 Pin description Band 1 2 Change Band 1 2 Change 3G Band8 Rx 3G Band1 Rx 12 VEN1 VEN2 11 VGS 2 U506 1 NC 17 PGND 4 RFGNDH1 RFGNDH2 5 8 RFGNDM1 RFGNDM2 9 RFINH 7 10 RFINL 6 RFINM 15 RFOUTH 14 RFOUTL RFOUTM 16 RREF 13 VCC 3 EUSY0365001 BGA735 33K R530 12p C594 L527 L523 6 2nH 12nH L525 3 3nH R528 0 C602 3 9p L526 3 3nH 1 5p C596 2V85_VRF C593 0 01u 4 7p C606...

Page 67: ...m of WCDMA Band1 Duplexer 4 8 WCDMA Band8 Duplexer Figure 4 8 1 Schematic Diagram of WCDMA Band8 Duplexer SAYEZ1G95AA0B00 BAND1_2520_MURATA BAND2_2520_AVAGO 3 3nH C575 C563 DNI SDMY0001901 SAYFP1G95AA0B00 FL502 ANT 6 GND1 2 GND2 4 5 GND3 GND4 7 GND5 8 GND6 9 RX 1 TX 3 18nH L516 BAND5_2520_EPCOS LT69D BAND8_2520_EPCOS SDMY0002001 LT56B SDDY0004901 3 9nH L522 FL504 ANT GND1 GND2 GND3 GND4 GND5 GND6 ...

Page 68: ...e shooting 5 Trouble shooting GW520 service manual 5 1 Trouble shooting test setup Equipment setup Power on all of test equipment Connect PIF UNION JIG or dummy battery to the DUT for power up Connect mobile switch cable between Communication test set and DUT when you need to make a phone call Follow trouble shooting procedure ...

Page 69: ...Resolder R203 208 Check KeyPCB s dome sheet or NO 18 pin of CN400 Check soldering or change U200 and relevant component Change the main board YES NO YES NO YES NO YES NO YES NO YES NO YES NO END Battery Voltage higher Than 3 35V 32 769KHz clock at X100 is ok Click TP1 26MHz clock at U504 is ok Click TP2 PWRON pin TP3 is high Before push the end key PWRON pin TP3 is low when push the end key LDOs o...

Page 70: ...701 U501 2 3 GND VCC 5 BT_CLK 26MHZ FSYSOUT1 1 C543 1000p R513 20 820 R515 C559 0 01u 2V85_VRF C560 0 1u C550 1000p 10K R514 C561 EXSK0008201 KT3225K26000ECW29ZA0 X500 GND 2 OUT 3 4 VCC 1 VCONT 1u 26MHz J4 VBIAS VCO_RC C5 D10 H10 TXBAND1 TXBAND2 G10 F10 TXBAND3 RXBAND2 RXBAND3 GND29 CLK_PM G9 H9 DA_PM EN_PM C7 K2 FE1 FE2 H3 B10 FSYSIN_PM FSYSOUT1 A9 C9 FSYSOUT2 FSYSOUT3 D9 2G_DATA 2G_CLK 2G_BS FSY...

Page 71: ...Trouble shooting GW520 service manual C215 C219 C222 C221 C220 C223 C228 C227 C224 C225 C226 C211 C212 C210 C215 C219 C222 C221 C220 C223 C228 C227 C224 C225 C226 C211 C212 C210 TOP TP3 X100 X500 U504 END Key TP1 TP2 TOP TP3 TOP TOP TP3 X100 X500 U504 END Key TP1 TP2 X100 X500 U504 X100 X500 U504 END Key END Key TP1 TP2 ...

Page 72: ...NO YES NO YES NO YES YES Start Change the main board Checking Flow _CHG_EOC pin TP3 is low when connect the TA YES Change U302 NO Is _CHG_EN pulsing when connect the TA Change U102 NO YES NO END Is voltage 5 1V at C331 TP1 Is voltage 4 8V at C332 TP2 Is voltage at the VBAT 4 2V Does Charging work well Change the battery If voltage level of battery is under 3 35V then wait by above 3 35V 1 Check so...

Page 73: ...int 25V K X5R 1608 10V K X5R 1005 ECZH0003503 ECZH0001215 2V62_VIO VBUS_USB R313 100K C330 1u C331 1u R312 100K R315 820 2K R314 C332 0 1u DNI R311 LDO 4 PGND 11 3 VSS1 VSS2 7 _PG 9 U302 BQ25040 EUSY0388501 10 BAT 8 CHG 6 EN_SET 1 IN ISET 2 ITERM 5 2V62_VIO 2V62_VIO VBAT _CHG_EOC _CHG_EN _PPR RPWRON_EN 2 SFEY0006501 NFM21PC105B1A3 FL300 3 G1 G2 4 IN 1 OUT C314 10p L300 270nH CN301 1 10 11 2 3 4 5 ...

Page 74: ...r change FL300 NO YES NO YES NO YES Start Check soldering or change U301 Change U301 or main board NO Does VMUIC_DM connect USB_DM And does VMUIC_DP connect USB_DP Check TP2 Checking Flow END Is VBUS_USB C306 about 5 1V Check TP1 Is USB function ok Cable is inserted Cable insert 1 Change cable 2 Check soldering or change FL300 NO YES NO YES NO YES Start Check soldering or change U301 Change U301 o...

Page 75: ...MUIC_DM MUIC FB303 FB302 HB 1M1005 102JT DNI R310 RPWRON_EN VBUS_USB VBAT 300K R309 TP301 TP300 C320 56p C326 0 R300 2 2u 27p C321 27p C305 22n C319 C311 22n 0 1u C306 0 1u C303 C327 2 2u R301 2 2K 100K R302 2V62_VIO VBAT TP304 FB301 BLM15BD182SN1D R308 2 2K C324 120p C315 27p 2 2u C316 R304 2 2K A1 MIC B1 RES C2 SCL C1 SDA U1 B3 U2 A3 UID B4 D5 VB D4 AUD1 D3 AUD2 BAT D2 CAP D1 C5 COM1 B5 COM2 DN1...

Page 76: ... training and service purposes LGE Internal Use Only 5 Trouble shooting GW520 service manual TOP U301 C306 TP300 TP301 R306 R305 CN301 FL300 Checking Point TOP U301 C306 TP300 TP301 R306 R305 TOP U301 C306 TP300 TP301 R306 R305 CN301 FL300 CN301 FL300 Checking Point ...

Page 77: ...ecking Flow END Do SIM_CLK C246 SIM_IO C248 SIM_RST C245 Work well Cleck TP2 Change SIM Card Work well END Resolder J200 Check C223 or Change U200 YES YES NO YES NO NO YES Start Change the main board Check soldering of J200 Is 2V9_SIM C223 3 0V Check TP1 NO END Do SIM_CLK C246 SIM_IO C248 SIM_RST C245 Work well Cleck TP2 Change SIM Card Work well END Resolder J200 Check C223 or Change U200 YES YES...

Page 78: ...rcuit Diagram 22p C246 0 1u C237 3 C3 C5 4 5 C6 6 C7 GND1 7 8 GND2 9 GND3 10 GND4 J200 5000 6P 1 8SL ENSY0018701 C1 1 C2 2 2V9_SIM R236 4 7K C245 DNI C248 22p SIM_IO SIM_RST SIM_CLK C221 1u FB201 2 2u C222 C220 1u 22u C216 C223 2 2u C218 2 2u VUMTS J11 VVIB VRTC G10 VSIM VDDUMTS H10 VAFC H11 K11 VDDSD1 VDDSIMVIB G11 H9 SD1_FB J10 L10 SD1_FBL 1u C219 C214 10u 10u C215 TP2 TP1 ...

Page 79: ... LG Electronics Inc All right reserved Only for training and service purposes 5 Trouble shooting GW520 service manual J200 C245 C246 C248 U200 C223 Checking Point J200 C245 C246 C248 J200 J200 C245 C246 C248 U200 C223 U200 C223 Checking Point ...

Page 80: ...50 VA402 C417 VA401 EVLC5S0250 0 1u C403 C415 27p 2V62_VIO 1u C410 R425 DNI 470 R401 4 7K R418 C408 27p EVLC5S0250 VA400 C404 0 1u R400 120K R402 4 7K C416 27p 27p C414 C413 C412 27p 27p P51 11 P52 P53 10 9 P54 P55 5 P56 4 3 P57 PGND 29 RESETB 27 2 SEL_28P 1 TEST 23 VDD 26 XI XO 25 CLK_SEL 24 GND1 8 GND2 28 P10 22 7 P15 P17 6 21 P40 P41 20 P42 19 P43 18 17 P44 P45 16 P46 15 14 P47 13 P50 12 EUSY03...

Page 81: ...k Point TP2 TP2 TP1 TP1 Check Point Sym Z 7 Multi End Touch Shutter Vol_Down Lock Vol_Up KEY_ROW5 Send X 8 High state Cam Low state DOT C L D N T I E M J P R Y UP A O FN COMMA RIGHT SPACE K G S BACK QUES LEFT X ENTER B SHIFT V F DOWN U W H Q MESSAGE Z Sym KEY_COL2 KEY_COL1 KEY_COL0 KEY_ROW4 KEY_ROW0 KEY_COL7 KEY_ROW1 KEY_COL4 KEY_COL3 KEY_ROW3 KEY_ROW2 KEY_COL5 KEY_COL6 ...

Page 82: ...1 Change the FPCB work well Change the FPCB connector soldering or change Follow the Qwerty key trouble shooting END END YES NO YES YES YES NO NO Start Change the Key PCB Change the key pcb And check again Work well Change the dome sheet Work well Check soldering of CN801 Change the FPCB work well Change the FPCB connector soldering or change Follow the Qwerty key trouble shooting END END YES NO Y...

Page 83: ...e the Main Board Change the Main Board Change LD400 LD403 And check again Work well NO YES Checking Flow Start END Check soldering of LD400 LD403 R439 R442 R444 R445 Is the level of QWERTY_KEY_BL low Check TP1 Is signal QWERTY_KEY_EN Low Check TP2 Resolder LD400 LD403 R439 R442 R444 R445 YES YES YES Does backlight work well YES NO NO NO Change the Main Board Change the Main Board Change LD400 LD40...

Page 84: ...ly for training and service purposes LGE Internal Use Only 5 Trouble shooting GW520 service manual LD400 LD401 LD402 LD403 R439 R442 R444 R445 Checking Point LD400 LD401 LD402 LD403 R439 R442 R444 R445 LD400 LD401 LD402 LD403 R439 R442 R444 R445 Checking Point ...

Page 85: ...rd Does Micro SD card work well Check soldering of S200 And relevant component Check voltage of 2V8_VMME 2V62_VIO TP1 Does Micro SD card work well ResolderS200 and Relevant component 1 Change soket S200 2 Change main board NO YES YES NO NO YES YES Checking Flow Circuit Diagram Circuit Diagram S W Level Close LOW OUT MMC_CARD IN Open HIGH VA206 EVLC5S0250 EVLC5S0250 VA205 0 1u C233 2V8_VMME R227 10...

Page 86: ... 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 5 Trouble shooting GW520 service manual R225 S200 U200 Checking Point R226 R225 S200 U200 Checking Point R226 ...

Page 87: ... 88 LGE Internal Use Only Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes 5 Trouble shooting GW520 service manual 5 10 Audio Trouble 5 10 1 Receiver path ...

Page 88: ...ly for training and service purposes LGE Internal Use Only 5 Trouble shooting GW520 service manual CHECKING Point Receiver TP1 TP2 CN400 CN702 Receiver TP1 TP2 RECEIVER SURY0013901 L301 47nH L302 47nH C328 39p 39p C329 RCV_N RCV_P RCV_P_FPCB RCV_N_FPCB TP1 TP2 ...

Page 89: ... 90 LGE Internal Use Only Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes 5 Trouble shooting GW520 service manual 5 10 2 Voice path for headset and speaker ...

Page 91: ...GE Internal Use Only Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes 5 Trouble shooting GW520 service manual 5 11 Microphone Trouble 5 11 1 Microphone for main MIC ...

Page 92: ... 93 Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 5 Trouble shooting GW520 service manual 5 11 2 Microphone for headset ...

Page 93: ...ES NO NO NO Check soldering or Change FB304 FB305 FB306 U304 1 Check soldering or change relevant component 2 Change the main board Replace camera socket Or change the main board Checking Flow NO Start END Check connection CAM Module connector is it OK 2V8_CAM 1V8_CAM Voltage level is ok Check TP1 Check control signal And data Check TP2 Connect CAM module connector YES YES YES Replace new camera m...

Page 94: ... ENBY0034201 CN302 C335 0 1u 2V8_CAM 1V8_CAM DNI C336 CAM_D4 CAM_D5 CAM_D6 I2C2_SCL I2C2_SDA CAM_VSYNC CAM_D7 CAM_HSYNC CAM_MCLK M_CAM_PD CAM_PCLK CAM_D0 CAM_D1 CAM_D2 CAM_D3 CAM_RESET TP307 TP306 INOUT_A2 INOUT_A3 3 4 INOUT_A4 9 INOUT_B1 INOUT_B2 8 7 INOUT_B3 INOUT_B4 6 FL302 ICVE10184E050R101FR SFEY0015501 G1 5 10 G2 INOUT_A1 1 2 DNI C339 C340 DNI C343 0 5p R317 20 C344 R319 20 0 5p C337 DNI C33...

Page 95: ...dering of CN400 CN700 CN702 CN801 Reconnect LCD Module LCD work well Change the main board Resolder connector Change the slide key PCB Or LCD NO YES YES YES NO NO NO NO YES YES Checking Flow Start END Press END Key to turn on the power ON Is the circuit powered on Reconnect FPCB LCD work well Follow the Power ON Trouble shooting Is the level at C219 2 85V Check TP1 Change U200 YES YES NO Check con...

Page 96: ...ouble shooting GW520 service manual TP1 U200 Checking Point TP1 U200 TP1 U200 Checking Point C221 1u FB201 2 2u C222 C220 1u 22u C216 C223 2 2u C218 2 2u VUMTS J11 VVIB VRTC G10 VSIM VDDUMTS H10 VAFC H11 K11 VDDSD1 VDDSIMVIB G11 H9 SD1_FB J10 L10 SD1_FBL 1u C219 C214 10u 10u C215 TP1 U200 CN702 CN700 CN400 CN801 C219 U200 ...

Page 97: ...t procedure 1 Set phone to bluetooth test mode Bluetooth ON Enter Test Mode 1809 520 Eng Mode BT Testing RF Test 2 Insert a phone in a TEMCELL in case of radiation test 3 Set discover after push menu button of the tester and select the link analyzer 4 After set test mode confirm the connection state 5 Measure the power of full channel after hopping mode is selected to ON 6 You can select wanted te...

Page 98: ...ght 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 5 Trouble shooting GW520 service manual CHECKING FLOW CHART R440 R446 Check the power Check the CLK U403 ...

Page 99: ...3 PCM_IN 2 38 PCM_OUT 4 PCM_SYNC 33 RST_N TM0 14 UART_CTS BT_ANT 6 FM_ANT 32 GND1 1 42 GND10 5 GND2 GND3 7 GND4 12 20 GND5 31 GND6 GND7 39 40 GND8 GND9 41 21 U403 RBCA B561A SMZY0019501 100K R448 100p C431 DNI R438 2V62_VIO 2 2u C421 TP402 0 5p TP404 TP401 C430 1 5nH 0 C429 R441 R447 DNI 47K 100p C435 C434 DNI C433 DNI C432 1 R449 R446 0 FEED NC1 NC2 TP405 ANT400 ACS2450HBACU5 SNGF0016101 R440 0 D...

Page 100: ...ion maker U502 PAM GSM 850 900 1800 1900 Triquient U503 Antenna Switch On Semicomductor U504 RF transceiver Infineon U505 PAM WCDMA 900 2100 Anadigics FL501 FL503 3G TX SAW FILTER Murata FL502 FL504 Duplexer WCDMA2100 900 Murata Epcos FL505 FL506 3G RX SAW FILTER Murata X500 VCTCXO 26MHz Kyocera SW500 RF switch Murata U504 U502 FL500 U505 SW500 X500 U506 FL504 FL502 U503 FL505 FL501 FL503 FL506 ...

Page 101: ...Internal Use Only Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes 5 Trouble shooting GW520 service manual 5 16 GSM PATH TX Path RX Path TX RX Path HIGH BAND LOW BAND 2 ...

Page 102: ...reserved Only for training and service purposes LGE Internal Use Only 5 Trouble shooting GW520 service manual 5 17 Trouble Shooting of GSM Part GSM850 EGSM900 DCS1800 PCS1900 CHECKING FLOW CHART 1 VCTCXO X500 3 RX part 4 TX part 2 FEM 2 Mobile switch ...

Page 103: ...ning and service purposes 5 Trouble shooting GW520 service manual 5 17 1 Checking VCTCXO Circuit C543 1000p R513 20 C559 0 01u 2V85_VRF C560 0 1u C550 1000p 10K R514 C561 EXSK0008201 KT3225K26000ECW29ZA0 X500 GND 2 OUT 3 4 VCC 1 VCONT 1u 26MHz 2G_DATA 2G_CLK 2G_BS FSYSOUT1 AFC 2G_EN TP1 TP2 TP3 ...

Page 104: ... 105 Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 5 Trouble shooting GW520 service manual 5 17 2 Checking Front End Module Block ...

Page 106: ...0 0 0 1 1 0 0 1 1 1800 1900 Tx 0 0 0 0 1 0 0 0 0 1 850 900 Tx ANT_SEL6 ANT_SEL5 TP9 ANT_SEL4 TP7 ANT_SEL3 TP8 ANT_SEL2 ANT_SEL1 TP6 VC4 TP4 VC3 TP3 VC2 TP2 VC1 TP1 120 GND4 IN 1 2 OUT SW500 ENWY0001801 MM8430 2610RB3 GND1 3 GND2 4 5 GND3 6 100p C547 FB503 R510 1K ANT500 NA C500 C545 100p GND500 C551 1u UMTS2 21 22 UMTS3 VC1 3 VC2 4 VC3 5 6 VC4 7 VDD GND1 1 10 GND2 8 GND3 23 GND4 24 GND5 GSM1800_19...

Page 107: ...ecking Flow START Re download Calibration Signal exist Check Front End Module Soldering of TPs Rx Still has problem GSM DCS PCS Rx is OK NO NO YES YES Checking Flow START Re download Calibration Check TP1 TP4 Signal exist Check Front End Module Soldering of TPs Rx Still has problem GSM DCS PCS Rx is OK NO NO YES YES Checking Flow START Re download Calibration Signal exist Check Front End Module So...

Page 108: ...537 1 5p 2 2p C532 UMTS2 21 22 UMTS3 VC1 3 VC2 4 VC3 5 6 VC4 7 VDD GND1 1 10 GND2 8 GND3 23 GND4 24 GND5 GSM1800_1900TX 9 GSM1800_RX1 16 17 GSM1800_RX2 GSM1900_RX1 18 19 GSM1900_RX2 11 GSM850_900TX GSM850_RX1 12 13 GSM850_RX2 14 GSM900_RX1 15 GSM900_RX2 UMTS1 20 LMSP43QL 771 SFAY0011901 FL500 ANT 2 5 1nH L508 2 2p C536 L505 22p 18nH C524 2 2p 5 1nH L507 C510 2 2p 2 7p C531 2 7p C525 L506 18nH L503...

Page 109: ... 110 LGE Internal Use Only Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes 5 Trouble shooting GW520 service manual 5 17 4 Checking GSM Tx part ...

Page 110: ...age Vcc 3V coil 10K R512 3 3nH L510 VBAT C553 3 3p 47p C549 47p C558 7 GSM850_900_IN 10 GSM850_900_OUT 2 MODE_SELECT PGND 15 TX_EN 6 4 VBATT 5 VRAMP TQM7M5005 SMPY0017901 U502 BS 3 13 BY_CAP1 BY_CAP2 9 1 DCS_PCS_IN 12 DCS_PCS_OUT 14 GND1 GND2 11 GND3 8 C554 DNI C555 1 8p 0 01u C557 C552 12nH 33u C542 L509 18nH C556 0 01u C548 18p LBAND_IN 2G_BS TXON_PA PA_MODE PA_LEVEL HBAND_IN GND4 IN 1 2 OUT SW5...

Page 111: ...c All right reserved Only for training and service purposes 5 Trouble shooting GW520 service manual 5 18 Trouble Shooting of WCDMA Part GW520 service manual 5 18 1 Checking VCTCXO Refer to GSM Part 15 16 1 5 18 2 Checking Mobile SW FEM Refer to GSM Part 15 16 2 ...

Page 112: ... 113 Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 5 Trouble shooting GW520 service manual 5 18 3 Checking WCDMA Rx part ...

Page 113: ...580 2 2p 1 8p C576 1000p C582 FL504 ANT GND1 GND2 GND3 GND4 GND5 GND6 RX TX LT56B SDMY0002001 0 5p C573 0 5p C562 VBAT C572 8 2p C602 3 9p 3 3nH C565 C579 68p C578 5 6nH 1 5p C596 1nH C577 4 7p C606 VBAT 1 5p C592 4 7nH L528 Band 1 2 Change 2 Change BC1 SAFEB2G14FA0F00 BC2 SAFEB1G96FL0F00 BC5 SAFEB881MFL0F55 BC8 SAFEB942MFL0F00 Band L524 2 7nH 56p C595 C603 2 2p 56p C598 C599 DNI FL506 SFSY0024301...

Page 115: ...FINH 7 6 RFINM 15 RFOUTH 14 RFOUTM 16 VCC 3 C586 0 01u C584 100p FL505 SAFEB2G14FA0F00 SFSY0029201 G1 2 5 G2 IN 1 O 3 O 4 12p C594 SDMY0001901 SAYFP1G95AA0B00 FL502 ANT 6 GND1 2 GND2 4 5 GND3 GND4 7 GND5 8 GND6 9 RX 1 TX 3 1 5p C581 FL503 G1 2 G2 5 3 IN1 IN2 4 1 OUT SAFEA897MFL0F00 SFSY0037502 5 1nH L514 L523 6 2nH C588 DNI L525 3 3nH L519 27nH C580 2 2p 1 8p C576 1000p C582 3 3p C564 13 RFOUT_900...

Page 116: ...raining and service purposes LGE Internal Use Only 5 Trouble shooting GW520 service manual Table 1 Table 2 Test Point Net name Description TP6 VBAT PAM Supply Voltage 3 2V Vcc 4 2V TP7 3G_PA_MODE1 High 2 2 3 1V Low 0 0V 0 5V TP8 VEN PA on 2 2 3 1V PA shut down 0 0V 0 5V ...

Page 148: ...2 TRACEPKT 3 D9 TRACEPKT 4 D11 TRACEPKT 5 G7 TRACEPKT 6 E9 D8 TRACEPKT 7 D16 TRACESYNC TRIG_IN AA7 AB1 T_IN0 D6 OSC32K PAOUT1_1 P4 PAOUT1_2 M8 D13 PIPESTAT 0 PIPESTAT 1 H10 PIPESTAT 2 G10 PM_INT E7 RESET_N E6 RF_CLK W7 W5 RF_DATA RF_STR0 AA1 AC3 RF_STR1 RSTOUT_N R2 A4 RST_N RTC_OUT F7 SPCU_RC_OUT0 T3 M3 MICP2 MMCI1_CLK AB9 W10 MMCI1_CMD AB6 MMCI1_DAT 0 Y11 MMCI1_DAT 1 V10 MMCI1_DAT 2 AA9 MMCI1_DAT...

Page 149: ...1 H9 E3 J5 RESOURCE_CRTL RREF B8 SD1_FB J10 L10 SD1_FBL SD2_FB K2 L2 SD2_FBL SE0_VM B2 L9 SENSE_IN1 SENSE_IN2 K10 SLEEP1_N E2 E1 SLEEP2_N SU1_FB H3 SU1_GATE J1 J2 SU1_GND J3 SU1_ISENSE SUSPEND K5 C5 MONO_INN B6 MONO_INP A6 MONO_OUTN A7 MONO_OUTP C4 OE_N ON_OFF1 K4 L4 ON_OFF2 ON_OFF_OUT L5 J4 OUTPORT POWER_ON K3 PUMS1 A1 B4 PUMS2 PUMS3 B11 B1 RCV D1 RESET2_N RESET_N AC B3 C3 AC BL1_PWM L6 K7 BL2_PW...

Page 150: ...K R311 R321 DNI 100K R302 LDO 4 PGND 11 3 VSS1 VSS2 7 _PG 9 FB300 120 U302 BQ25040 EUSY0388501 10 BAT 8 CHG 6 EN_SET 1 IN ISET 2 ITERM 5 2V8_CAM R306 220 C309 39p L301 47nH L302 47nH C318 39p C328 C317 39p 39p 1u C307 2V62_VIO ICVS0505500FR VA300 HB 1T1005 221JT 220 R305 2V62_VIO VBAT 39p C329 C323 39p 39p C322 VBAT C310 39p 2V62_VIO 1V8_CAM VBAT DNI C341 20 R316 20 R318 INOUT_A2 2 3 INOUT_A3 INOU...

Page 151: ...12 13 14 100K R448 CN400 C401 1u 1u C406 100p C405 1u C431 30p C400 1u 3 4 C437 CN402 1 2 8 INOUT_B2 INOUT_B3 7 6 INOUT_B4 DNI R438 FL400 ICVE10184E150R500FR 5 G1 10 G2 1 INOUT_A1 INOUT_A2 2 3 INOUT_A3 INOUT_A4 4 INOUT_B1 9 G1 5 G2 10 INOUT_A1 1 2 INOUT_A2 INOUT_A3 3 INOUT_A4 4 9 INOUT_B1 INOUT_B2 8 7 INOUT_B3 INOUT_B4 6 ICVE10184E150R500FR FL402 T I E M 470 EVLC5S0250 VA406 30p C436 R404 VA404 EV...

Page 152: ..._IMT 7 3 VMODE1 5 VMODE2 AWT6224 U505 GND1 9 10 GND2 GND3 14 PGND 15 RFIN_900 2 RFIN_IMT 6 FL504 ANT GND1 GND2 GND3 GND4 GND5 GND6 RX TX C508 LT56B SDMY0002001 DNI 2 2p C536 FB500 0 1u C570 R528 FB502 0 82p C520 22nH L512 R505 7 GSM850_900_IN 10 GSM850_900_OUT 2 MODE_SELECT PGND 15 TX_EN 6 4 VBATT 5 VRAMP 0 TQM7M5005 SMPY0017901 U502 BS 3 13 BY_CAP1 BY_CAP2 9 1 DCS_PCS_IN 12 DCS_PCS_OUT 14 GND1 GN...

Page 153: ...39 4 40 5 6 7 15 16 17 18 19 2 20 21 22 23 24 25 26 27 28 29 AXT540124 CN801 G1 G2 G3 G4 1 10 11 12 13 14 VA801 ICVL0518100Y500FR ENBY0045701 R801 10K 4 7u C803 C802 4 7u ICVL0518100Y500FR VA800 2V62_VIO 100K R805 SPIF ICVL0518100Y500FR VA802 2V85_VLCD SC654ULTRT EUSY0369701 BL1 13 14 BL2 1 BL3 BL4 2 3 BL5 BL6 4 9 C1 8 C1 C2 10 C2 7 6 GND IN 12 OUT 11 5 2V62_VIO U800 ICVL0518100Y500FR VA803 VBAT V...

Page 154: ...NC 14 D701 PRSB6 8C ENSY0021801 2V8_CAM 1V8_CAM D700 PRSB6 8C 2 2V11_RTC L701 47nH RCV700 1 FB700 2V85_VLCD 6 7 8 9 G1 G2 G3 G4 CN701 1 10 2 3 4 5 33 34 35 36 37 38 39 4 40 5 6 7 8 9 ENBY0018601 AXK7L10227G 19 2 20 21 22 23 24 25 26 27 28 29 3 30 31 32 G1 G2 G3 G4 1 10 11 12 13 14 15 16 17 18 CN700 AXT640124 ENBY0045601 2V11_RTC LCD_VSYNC LCD_VSYNC 2V8_CAM 1V8_CAM VBAT CAM_RESET CAM_D6 CAM_D5 CAM_...

Page 156: ...7 Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 9 BGA Pin Map GW520 service manual PMB 8878 Pin Configuration Top View 9 BGA Pin Map N C ...

Page 157: ...Only Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes 9 BGA Pin Map GW520 service manual PMB6821 PMB6821 Pin Configuration Top View NC Pin PMB6821 Pin Configuration Top View NC Pin ...

Page 158: ... 159 Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 9 BGA Pin Map GW520 service manual PMB6952 Pin Configuration Top View N C GND ...

Page 160: ...a LDOCan not operate 3M Camera U402 KEY encoder Can not operate all Keys U303 Slide detector Can not operate Slide open close U301 MUIC Can not operate Ear mic USB TA U402 Touch IC Can not operate touch CN400 B to B conn Can not power on Don t operate Slide key Touch Window Receiver No LCD display U401 Motion Sensor Can not rotate the screen automatically MIC300 MIC Can not record or send user voi...

Page 161: ...t USIM CN402 CAM LOCK key Conn Can not operate CAM LOCK key U505 PAMWCDMA TX power No Service U302 Battery Charging IC Can not Charge CN300 speaker Conn Can not operate speaker CN201 Battery Conn Can not power onCan not detect battery CN401 Volume key Conn Can not operate Volume key U102 XMM6070 BB chipset Can not power on No LCD Display No Service FL505 I FL506 VIII WCDMA RX SAWRX sensitivityNo S...

Page 162: ...163 10 PCB LAYOUT LGE Internal Use Only Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes CN801 B to B conn Can not operate Send Function End key No LCD display ...

Page 163: ...c All right reserved Only for training and service purposes RCV700 Receiver Conn Can not operate Receiver CN701 Touch Window Conn Touch Window is not operating No Icon selection CN702 B to B conn Can not power on Don t operate Slide key Touch Window Receiver No LCD display ...

Page 165: ... LG Electronics Inc All right reserved Only for training and service purposes LGMC CN800 LCD Conn No LCD Display CN801 B to B conn Can not operate Send Function End key No LCD display BAT800 Backup Battery RTC reset U800 LCD Backlight Charge PumpNo Display ...

Page 166: ...Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 11 RF Calibration 11 RF Calibration GW520 service manual 11 1 Test Equipment Setup 11 2 Calibration Step 11 2 1 Turn on the Phone ...

Page 167: ...Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes 11 RF Calibration GW520 service manual Execute HK_36 exe 11 2 2 Click SETTING Menu 11 2 3 Setup Ezlooks menu such as the following figure ...

Page 168: ...nc All right reserved Only for training and service purposes LGE Internal Use Only 11 RF Calibration GW520 service manual 11 2 4 Setup Line System menu such as the following figure 11 2 5 Setup Logic operation such as the following figure ...

Page 169: ...Only Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes 11 RF Calibration GW520 service manual 11 2 6 Select MODEL 11 2 7 Click START for RF calibration 11 2 8 RF Calibration finishes ...

Page 170: ...ternal Use Only 11 RF Calibration GW520 service manual 11 2 9 Calibration data will be saved to the following folder Notices 1 The state of Phone is ptest mode during the CALIBRATION 2 Calibration program automatically changes either normal mode or ptest mode 3 Phone operation Mode Normal Mode Ptest Mode ...

Page 172: ...XPLODED VIEW LGE Internal Use Only Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes 38 44 40 8 26 11 21 13 30 35 34 6 32 39 36 27 20 19 16 31 28 25 42 4 29 12 46 22 41 9 43 23 18 1 7 2 5 14 17 33 37 10 24 15 3 ...

Page 173: ...ASS Y EXPLODED VIEW 174 LGE Internal Use Only Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes A F E O N M L K J I H G F E D C B A I B J H C D G K M N L O ...

Page 174: ...PAD MPBZ0001211 LG DB525 NEW Angle 4 MPCY00 PALLET MPCY0013203 COMPLEX empty BLUE 3 MBAD00 BAG VINYL PE MBAD0005204 COMPLEX empty Without Color 3 MLAC00 LABEL BARCODE MLAC0004546 PRINTING empty Without Color 3 MLAZ00 LABEL MLAZ0050901 PRINTING empty WITHOUT COLOR 3 MPAE00 PACKING BLISTER MPAE0007806 COMPLEX empty RED 2 APEY00 PHONE APEY0762201 ORANGE 3 ACGM00 COVER ASSY REAR ACGM0131602 ORANGE COL...

Page 175: ...SY SUB ABGG0009802 ORANGE COLOR 㝘㫴 F 36 4 ACGK00 COVER ASSY FRONT ACGK0133202 ORANGE COLOR ORANGE K 5 MBJL00 BUTTON SIDE MBJL0084602 COMPLEX empty 㝘㫴 34 5 MBJL000 BUTTON SIDE MBJL0084702 COMPLEX empty 㝘㫴 15 5 MCCG00 CAP MULTIMEDIA CARD MCCG0019602 COMPLEX empty 㝘㫴 3 5 MCJK00 COVER FRONT MCJK0103502 MOLD PC LUPOY SC 1004A 㝘㫴 6 5 MDAG00 DECO FRONT MDAG0052601 MOLD POM LUCEL N109 LD WHITE 5 MFBD...

Page 176: ...MTAK00 TAPE CAMERA MTAK0026501 COMPLEX empty WITHOUT COLOR 5 MTAZ00 TAPE MTAZ0236001 COMPLEX empty WITHOUT COLOR 39 4 ARDY00 RAIL ASSY SLIDE ARDY0011002 ORANGE COLOR ORANGE G 14 5 ACGR00 COVER ASSY SLIDE LOWER ACGR0019202 ORANGE COLOR ORANGE 6 MCJV00 COVER SLIDE LOWER MCJV0019002 MOLD PC LUPOY SC 1004A 㝘㫴 5 GMZZ00 SCREW MACHINE GMZZ0019003 3 5 mm 1 5 mm MSWR3 N NYLOK Coating ZnB BLACK Black 5 MMA...

Page 177: ...COMPLEX empty ㇽㇵ㛺㢀 4 MWAC00 WINDOW LCD MWAC0116201 CUTTING PMMA MR 200 BLACK B 32 44 6 ADCA00 DOME ASSY METAL ADCA0097102 GW520 SLIDE DOME ASSY BLACK 3 GMEY00 SCREW MACHINE BIND GMEY0010601 1 4 mm 2 5 mm MSWR3 BK N NYLOK Black 33 3 MLAA00 LABEL APPROVAL MLAA0062309 COMPLEX empty WITHOUT COLOR 5 ACKA00 CAN ASSY SHIELD ACKA0013701 WITHOUT COLOR 6 MCBA00 CAN SHIELD MCBA0046701 COMPLEX empty WITHOUT C...

Page 178: ...0V J NP0 TC 1005 R TP 7 CN701 CONNECTOR BOARD TO BOARD ENBY0018601 10 PIN 4 mm STRAIGHT H 0 9 SOCKET 7 CN702 CONNECTOR BOARD TO BOARD ENBY0043101 70 PIN 0 4 mm STRAIGHT 0 40MM STRAIGHT MALE SMD empty 7 D700 DIODE TVS EDTY0008606 DFN 2 7 82 V 150 mW R TP PB FREE 7 D701 DIODE TVS EDTY0008606 DFN 2 7 82 V 150 mW R TP PB FREE 7 L700 INDUCTOR CHIP ELCH0003827 47 nH J 1005 R TP chip coil 7 L701 INDUCTOR...

Page 179: ...m 1 16W F 1005 R TP 7 R801 RES CHIP MAKER ERHZ0000203 10 Kohm 1 16W F 1005 R TP 7 R802 RES CHIP MAKER ERHZ0000203 10 Kohm 1 16W F 1005 R TP 7 R803 PCB ASSY MAIN PAD SHORT SAFP0000501 7 R804 RES CHIP MAKER ERHZ0000486 47 Kohm 1 16W J 1005 R TP 7 R805 RES CHIP MAKER ERHZ0000406 100 Kohm 1 16W J 1005 R TP 7 R808 RES CHIP MAKER ERHZ0000404 1 Kohm 1 16W J 1005 R TP 7 R809 RES CHIP MAKER ERHZ0000203 10 ...

Page 180: ...16101 dBd bluetooth chip antenna 6 C100 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C101 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C102 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C103 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C104 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C105 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K ...

Page 181: ... K X5R TC 1005 R TP 6 C130 CAP CERAMIC CHIP ECCH0000155 10 nF 16V K X7R HD 1005 R TP 6 C131 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C132 CAP CERAMIC CHIP ECCH0000155 10 nF 16V K X7R HD 1005 R TP 6 C133 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C134 CAP CERAMIC CHIP ECCH0000155 10 nF 16V K X7R HD 1005 R TP 6 C135 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 100...

Page 182: ...AP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C210 CAP CERAMIC CHIP ECCH0000198 2 2 uF 6 3V M X5R TC 1005 R TP 6 C211 CAP CERAMIC CHIP ECCH0000198 2 2 uF 6 3V M X5R TC 1005 R TP 6 C212 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C213 CAP CERAMIC CHIP ECCH0000198 2 2 uF 6 3V M X5R TC 1005 R TP 6 C214 CAP CERAMIC CHIP ECCH0005604 10000000 pF 6 3V M X5R TC 1608 R TP empty ...

Page 183: ... TC 1005 R TP 6 C240 CAP CERAMIC CHIP ECCH0000122 47 pF 50V J NP0 TC 1005 R TP 6 C241 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C246 CAP CERAMIC CHIP ECCH0000115 22 pF 50V J NP0 TC 1005 R TP 6 C248 CAP CERAMIC CHIP ECCH0000115 22 pF 50V J NP0 TC 1005 R TP 6 C300 CAP CHIP MAKER ECZH0001215 1 uF 10V K X5R TC 1005 R TP 6 C301 CAP CERAMIC CHIP ECCH0007802 4 7 uF 10V M X5R TC 1608 R TP...

Page 184: ...pF 50V B NP0 TC 1005 R TP 6 C346 CAP CERAMIC CHIP ECCH0000179 22 nF 16V K X5R HD 1005 R TP 6 C347 CAP CERAMIC CHIP ECCH0000179 22 nF 16V K X5R HD 1005 R TP 6 C349 CAP CERAMIC CHIP ECCH0000117 27 pF 50V J NP0 TC 1005 R TP 6 C350 CAP CERAMIC CHIP ECCH0000117 27 pF 50V J NP0 TC 1005 R TP 6 C351 CAP CHIP MAKER ECZH0000813 100 pF 50V J NP0 TC 1005 R TP 6 C352 CAP CERAMIC CHIP ECCH0005604 10000000 pF 6 ...

Page 185: ... HD 1005 R TP 6 C519 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C520 CAP CERAMIC CHIP ECCH0000127 82 pF 50V J NP0 TC 1005 R TP 6 C521 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C522 CAP CERAMIC CHIP ECCH0000180 3 3 pF 50V C NP0 TC 1005 R TP 6 C523 CAP CERAMIC CHIP ECCH0000155 10 nF 16V K X7R HD 1005 R TP 6 C524 CAP CERAMIC CHIP ECCH0000901 2 2 pF 50V C NP0 TC 1005 R...

Page 186: ...RAMIC CHIP ECCH0000143 1 nF 50V K X7R HD 1005 R TP 6 C551 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C552 INDUCTOR CHIP ELCH0003819 12 nH J 1005 R TP 6 C553 CAP CHIP MAKER ECZH0000835 3 5 pF 50V C NP0 TC 1005 R TP 6 C555 CAP CERAMIC CHIP ECCH0000183 1 8 pF 50V C NP0 TC 1005 R TP 6 C556 CAP CERAMIC CHIP ECCH0000155 10 nF 16V K X7R HD 1005 R TP 6 C557 CAP CERAMIC CHIP ECCH0000155 10...

Page 187: ...6V K X7R HD 1005 R TP 6 C586 CAP CERAMIC CHIP ECCH0000155 10 nF 16V K X7R HD 1005 R TP 6 C589 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C590 CAP CERAMIC CHIP ECCH0000105 4 pF 50V C NP0 TC 1005 R TP 6 C592 CAP CHIP MAKER ECZH0000822 1 5 pF 50V C NP0 TC 1005 R TP 6 C593 CAP CERAMIC CHIP ECCH0000155 10 nF 16V K X7R HD 1005 R TP 6 C594 CAP CHIP MAKER ECZH0000816 12 pF 50V J NP0 TC 100...

Page 188: ...ER 6 FL301 FILTER EMI POWER SFEY0015501 SMD Pb free_4ch_5p 100ohm 5p Filter LCR 6 FL302 FILTER EMI POWER SFEY0015501 SMD Pb free_4ch_5p 100ohm 5p Filter LCR 6 FL400 FILTER EMI POWER SFEY0011601 SMD SMD 18 V 4ch EMI_ESD Filter 50 Ohm 15pF 6 FL401 FILTER EMI POWER SFEY0011601 SMD SMD 18 V 4ch EMI_ESD Filter 50 Ohm 15pF 6 FL402 FILTER EMI POWER SFEY0011601 SMD SMD 18 V 4ch EMI_ESD Filter 50 Ohm 15pF ...

Page 189: ...02 18 nH J 1005 R TP Pb Free 6 L504 INDUCTOR CHIP ELCH0001556 270 nH J 1608 R TP 6 L505 INDUCTOR CHIP ELCH0001402 18 nH J 1005 R TP Pb Free 6 L506 INDUCTOR CHIP ELCH0001402 18 nH J 1005 R TP Pb Free 6 L507 INDUCTOR CHIP ELCH0009110 5 1 nH J 1005 R TP chip coil 6 L508 INDUCTOR CHIP ELCH0009110 5 1 nH J 1005 R TP chip coil 6 L509 INDUCTOR CHIP ELCH0001402 18 nH J 1005 R TP Pb Free 6 L510 INDUCTOR CH...

Page 190: ...RES CHIP MAKER ERHZ0000465 3300 ohm 1 16W J 1005 R TP 6 R108 RES CHIP MAKER ERHZ0000441 22 ohm 1 16W J 1005 R TP 6 R109 RES CHIP ERHY0003201 1000 ohm 1 16W F 1005 R TP 6 R110 RES CHIP ERHY0003201 1000 ohm 1 16W F 1005 R TP 6 R111 RES CHIP MAKER ERHZ0000244 22 Kohm 1 16W F 1005 R TP 6 R112 RES CHIP MAKER ERHZ0000203 10 Kohm 1 16W F 1005 R TP 6 R113 RES CHIP MAKER ERHZ0000406 100 Kohm 1 16W J 1005 R...

Page 191: ... R231 RES CHIP MAKER ERHZ0000405 10 Kohm 1 16W J 1005 R TP 6 R236 RES CHIP MAKER ERHZ0000485 4700 ohm 1 16W J 1005 R TP 6 R240 RES CHIP MAKER ERHZ0000404 1 Kohm 1 16W J 1005 R TP 6 R303 PCB ASSY MAIN PAD SHORT SAFP0000501 6 R307 PCB ASSY MAIN PAD SHORT SAFP0000501 6 R312 RES CHIP MAKER ERHZ0000406 100 Kohm 1 16W J 1005 R TP 6 R313 RES CHIP MAKER ERHZ0000406 100 Kohm 1 16W J 1005 R TP 6 R314 RES CH...

Page 192: ... 1005 R TP 6 R507 PCB ASSY MAIN PAD SHORT SAFP0000501 6 R508 RES CHIP MAKER ERHZ0000404 1 Kohm 1 16W J 1005 R TP 6 R509 RES CHIP MAKER ERHZ0000404 1 Kohm 1 16W J 1005 R TP 6 R510 RES CHIP MAKER ERHZ0000404 1 Kohm 1 16W J 1005 R TP 6 R511 RES CHIP MAKER ERHZ0000404 1 Kohm 1 16W J 1005 R TP 6 R512 RES CHIP MAKER ERHZ0000405 10 Kohm 1 16W J 1005 R TP 6 R513 RES CHIP MAKER ERHZ0000435 20 ohm 1 16W J 1...

Page 193: ... 6 U300 IC EUSY0360201 CSP 20 R TP Class D mono Capless HP A S IC Audio Sub System 6 U302 IC EUSY0388501 DFN 10 R TP Cal Test Mode Single Charger IC for Micro USB IC Charger 6 U403 MODULE ETC SMZY0019501 BT FM Module BCM2048B0 5 3x6 3x1 2 Bluetooth 6 U500 IC EUSY0162301 SOT 553 5 PIN R TP Single 2 Input OR Gate 6 U502 PAM SMPY0017901 dBm A dBc dB 5x5 SMD IFX Linear Edge R TP R TP 6 U503 IC EUSY015...

Page 194: ...7R HD 1005 R TP 6 C303 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C305 CAP CERAMIC CHIP ECCH0000117 27 pF 50V J NP0 TC 1005 R TP 6 C306 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C311 CAP CERAMIC CHIP ECCH0000179 22 nF 16V K X5R HD 1005 R TP 6 C315 CAP CERAMIC CHIP ECCH0000117 27 pF 50V J NP0 TC 1005 R TP 6 C316 CAP CERAMIC CHIP ECCH0000198 2 2 uF 6 3V M X5R TC 1005...

Page 195: ... ECCH0000117 27 pF 50V J NP0 TC 1005 R TP 6 C415 CAP CERAMIC CHIP ECCH0000117 27 pF 50V J NP0 TC 1005 R TP 6 C416 CAP CERAMIC CHIP ECCH0000117 27 pF 50V J NP0 TC 1005 R TP 6 C417 CAP CERAMIC CHIP ECCH0000117 27 pF 50V J NP0 TC 1005 R TP 6 C418 CAP CERAMIC CHIP ECCH0000117 27 pF 50V J NP0 TC 1005 R TP 6 C419 CAP CERAMIC CHIP ECCH0000117 27 pF 50V J NP0 TC 1005 R TP 6 C420 CAP CERAMIC CHIP ECCH00056...

Page 196: ... W R TP EMT3 6 Q202 TR BJT NPN EQBN0007601 SOT 23 0 15 W R TP EMT3 6 R201 PCB ASSY MAIN PAD SHORT SAFP0000501 6 R202 PCB ASSY MAIN PAD SHORT SAFP0000501 6 R204 RES CHIP MAKER ERHZ0000406 100 Kohm 1 16W J 1005 R TP 6 R205 RES CHIP MAKER ERHZ0000406 100 Kohm 1 16W J 1005 R TP 6 R206 PCB ASSY MAIN PAD SHORT SAFP0000501 6 R207 PCB ASSY MAIN PAD SHORT SAFP0000501 6 R208 RES CHIP MAKER ERHZ0000406 100 K...

Page 197: ...5 DCR 0 35 Rated current 500mA PBFREE 6 R308 RES CHIP MAKER ERHZ0000443 2200 ohm 1 16W J 1005 R TP 6 R309 RES CHIP ERHY0000290 300K ohm 1 16W J 1005 R TP 6 R400 RES CHIP MAKER ERHZ0000213 120 Kohm 1 16W F 1005 R TP 6 R401 RES CHIP ERHY0000254 4 7K ohm 1 16W J 1005 R TP 6 R402 RES CHIP ERHY0000254 4 7K ohm 1 16W J 1005 R TP 6 R403 PCB ASSY MAIN PAD OPEN SAFO0000501 0OHM_1005_DNI 6 R404 RES CHIP MAK...

Page 198: ...26 PCB ASSY MAIN PAD OPEN SAFO0000501 0OHM_1005_DNI 6 R427 PCB ASSY MAIN PAD OPEN SAFO0000501 0OHM_1005_DNI 6 R428 RES CHIP MAKER ERHZ0000484 470 ohm 1 16W J 1005 R TP 6 R429 RES CHIP MAKER ERHZ0000484 470 ohm 1 16W J 1005 R TP 6 R430 RES CHIP MAKER ERHZ0000484 470 ohm 1 16W J 1005 R TP 6 R431 RES CHIP MAKER ERHZ0000484 470 ohm 1 16W J 1005 R TP 6 R432 RES CHIP MAKER ERHZ0000484 470 ohm 1 16W J 10...

Page 199: ...401 QFN 4 PIN R TP 1 8X1 2X0 5 size wide input voltage Hall Switch 6 U304 IC EUSY0319001 WDFN 8L 8 PIN R TP 300mA 300mA 2 8V 1 8V Dual LDO 6 U400 IC EUSY0300004 QFN 28 R TP Keycoder ic 28pin 64keys IC Analog Multiplexer 6 U401 IC EUSY0345201 3 3 QFN 10 PIN R TP 3xis Accelerometer IC A D Converter 6 U402 IC EUSY0337101 CSP 12 PIN R TP Touchscreen Controller IC IC A D Converter 6 VA400 VARISTOR SEVY...

Page 200: ...M BLACK 1 2m 4 Shield case MicroUSB ID resistor open N 3 SGEY00 EAR PHONE EAR MIKE SET SGEY0003741 RMS 20mW 0 56V RMS 16Ohm 2 4Ohm 1KHZ 116dB 3dB 1KHZ 3mW 116dB 1KHZ 96dB 100HZ empty BLACK 5P MICRO USB CONNECTOR MICRO USB 5P Earphone Stereo 3 SSAD00 ADAPTOR AC DC SSAD0031001 100 240V 5060 Hz 5 1 V 0 7 A CE STA U12ED Europe Cableless 5 1 0 7 WALL 2P USB 㾌 ADAPTOR AC DC SSAD0031002 100 240V 5060 Hz ...

Search results

Summary of Contents for GW520

Reviews:

Related manuals for GW520

Brands by name

Popular brands

LG GW520, Service Manual

Search results

Summary of Contents for GW520

Reviews:

Related manuals for GW520

Brands by name

Popular brands