LG AR140B Service Manual Download Page 66

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LGE Internal Use Only

5. TROUBLE SHOOTING

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

Summary of Contents for AR140B

Page 1: ...Service Manual Model GD310 Internal Use Only Service Manual GD310 Date November 2009 Issue 1 0 ...

Page 2: ...ersion The information in this manual is subject to change without notice and should not be construed as a commitment by LGE Inc Furthermore LGE Inc reserves the right without notice to make changes to equipment design as advances in engineering and manufacturing methods warrant z This manual provides the information necessary to install program operate and maintain the GD310 ...

Page 4: ... 60 3 21 DCXO 60 3 22 Front End Module control 61 3 23 Power Ampliﬁer Module 62 3 24 Mode Selection 63 3 25 PAM Schematic 64 4 PCB picture 65 4 1 Main PCB component placement 65 4 2 F_LCD component placement 66 5 TROUBLE SHOOTING 67 5 1 Trouble shooting test setup 67 5 2 Power on Trouble 68 5 3 Charging trouble 71 5 4 LCD display trouble 54 5 5 Camera Trouble 75 5 6 Receiver Speaker trouble 77 5 7...

Page 6: ...ce of facilities accessed through or connected to it LGE will not be responsible for any charges that result from such unauthorized use 1 2 2 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 telephone co...

Page 7: ...uation An GD310 may interfere with sensitive laboratory equipment medical equipment etc Interference from unsuppressed engines or electric motors may cause problems 1 2 8 Electrostatic Sensitive Devices ATTENTION Boards which contains Electrostatic Sensitive Device ESD are indicated by the sign Following information is ESD handling Service personnel should ground themselves by using a wrist strap ...

Page 8: ...ctroluminescence 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 User Identity IF Intermediate Frequency LCD Liquid Crystal Display LDO Low Drop Output LED Light Emitting Diode LGE LG Electronics OPLL Offset ...

Page 9: ...ION 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 DCXO Digitally Controled Crystal Oscillator WAP Wireless Application Protocol 8PSK 8 Phase Shift Keying ...

Page 10: ...tivity EGSM 105dBm DCS PCS 105dBm TX output power EGSM 32 5dBm PL 5 DCS PCS 29 5dBm PL 0 GPRS compatibility Class 10 SIM card type 3V Small Display Main 240 u 320 pixels 2 4 QVGA 262K color Status Indicator Hard icons Key Pad 0 9 Up Down Left Right Ok Navigation Key Menu Key Clear Key Back Key Confirm Key Send Key Volume Key PWR Key Camera Key ANT Built in antenna EAR Phone Jack 5pin multi port He...

Page 11: ...n 512 a 885 RX TX 95 MHz PCS1900 2 Phase Error RMS 5 degrees Peak 20 degrees 3 Frequency Error 0 1ppm GSM900 EGSM Level Power Toler Level Power Toler 5 33 dBm 2dB 13 17 dBm 3dB 6 31 dBm 3dB 14 15 dBm 3dB 7 29 dBm 3dB 15 13 dBm 3dB 8 27 dBm 3dB 16 11 dBm 5dB 9 25 dBm 3dB 17 9 dBm 5dB 10 23 dBm 3dB 18 7 dBm 5dB 11 21 dBm 3dB 19 5 dBm 5dB 12 19 dBm 3dB DCS1800 PCS1900 Level Power Toler Level Power To...

Page 12: ...0 60 1 800 3 000 63 3 000 6 000 65 6 000 71 DCS1800 PCS1900 Offset from Carrier kHz Max dBc 100 0 5 200 30 250 33 400 60 600 1 200 60 1 200 1 800 60 1 800 3 000 65 3 000 6 000 65 5 Output RF Spectrum due to modulation 6 000 73 GSM900 EGSM Offset from Carrier kHz Max dBm 400 19 600 21 1 200 21 1 800 24 DCS1800 PCS1900 Offset from Carrier kHz Max dBm 400 22 600 24 1 200 24 6 Output RF Spectrum due t...

Page 13: ...ort accuracy r 3 dB 10 SLR 8 r 3 dB Frequency Hz Max dB Min dB 100 12 200 0 300 0 12 1 000 0 6 2 000 4 6 3 000 4 6 3 400 4 9 11 Sending Response 4 000 0 12 RLR 2 r 3 dB Frequency Hz Max dB Min dB 100 12 200 0 300 2 7 500 5 1 000 0 5 3 000 2 5 3 400 2 10 4 000 2 13 Receiving Response Mean that Adopt a straight line in between 300 Hz and 1 000 Hz to be Max level in the range 14 STMR 13 r 5 dB 15 Sta...

Page 14: ... off 4 Signal strength display set at 3 level above 5 Backlight of phone set off 23 Ringer Volume At least 65 dB under below conditions 1 Ringer set as ringer 2 Test distance set as 50 cm 24 Charge Current Fast Charge 440 mA Slow Charge 120 mA Antenna Bar Number Power 7 92dBm 2dBm 5 93dBm 2dBm 4 98dBm 2dBm 2 101dBm 2dBm 1 104dBm 2dBm 0 106dBm 2dBm 25 Antenna Display Off No Service Battery Bar Numb...

Page 15: ... 17 9dBm 5dB 10 23dBm 3dB 18 7dBm 5dB 11 21dBm 3dB 19 5dBm 5dB 12 19dBm 3dB DCS1800 PCS1900 Level Power Toler Level Power Toler 0 26 25dBm 3dB 8 14dBm 3dB 1 26 25dBm 3dB 9 12dBm 4dB 2 26 25dBm 3dB 10 10dBm 4dB 3 24dBm 3dB 11 8dBm 4dB 4 22dBm 3dB 12 6dBm 4dB 5 20dBm 3dB 13 4dBm 4dB 6 18dBm 3dB 14 2dBm 5dB 5 Power Level 7 16dBm 3dB 15 0dBm 5dB GSM900 EGSM Offset from carrier kHz Max dBc 100 0 5 200 ...

Page 16: ...raining and service purposes LGE Internal Use Only 2 PERFORMANCE GSM900 EGSM Offset from carrier kHz Max dBm 400 23 600 26 1 200 27 1 800 30 DCS1800 PCS1900 Offset from carrier kHz Max dBm 400 23 600 26 1 200 27 7 Output RF Spectrum due to switching transient 1 800 30 ...

Page 17: ... 2 8V VBAT DCS PCS GSM850 900 FEM PAM TQ5005H 3M CAM FE1 FE2 PA_MODE PA_BAND TXON_PA PA_LEVEL AFC I I_ Q Q_ RF_EN RF_CLK RF_DA 26M_MCLK 26M_TCXO ANT BPF BT ANT FM ANT UART I2S BT_CLK ADD 0 29 DATA 0 15 32kHz HEADSET MIC HEADSET RECEIVER MAIN MIC FM RADIO FM RADIO AUIDO AMP MAX9877 EPN11 EPP11 EPPA11 EPPA21 RXIN RXIN INA1 INA2 HSO_L HSO_R MAIN SPEAKER OUT OUT MIC1 P N MIC2 P N VMICP N I2C INB1 2 MI...

Page 18: ...09 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 3 Technical Brief 3 2 Baseband Processor BBP Introduction Figure 2 Top level block diagram of the S GOLD3TM PMB8877 ...

Page 19: ...J S includes an MMU and the Jazelle Java extension for Java acceleration TEAKLite DSP core z ARM Memory 32k Byte Boot ROM on the AHB 96k Byte SRAM on the AHB flexibly usable as program or data RAM 16k Byte Cache for Program internal 8k Byte tightly coupled memory for Program internal 8k Byte Cache for Data internal 8k Byte tightly coupled memory for Data internal z DSP Memory 104K x 16bit Program ...

Page 20: ...t A5 1 A5 2 A5 3 Cipher unit GEA1 GEA2 GEA3 Cipher Unit to support GPRS data transmission Advanced static and dynamic power management features including TDMA Frame synchronous low power mode and enhanced CPU modes idle and sleep modes Pulse Number Modulation output for Automatic Frequency Correction AFC Serial RF Control interface support of direct conversion RF A Universal Serial Interface USIF ...

Page 21: ...nous 133MHz LCD IM240DBNEA LGIT 8bit access 2 times transmission Melody IC Not Used S W Infineon Software CODEC 3 2 4 RF Interface T_OUT S Gold3 uses this interface to control RF IC and Peripherals 13 signals are provided switch on off RF ICs Periodically each TDMA frame Table 2 RF Interface Spec T_OUT Resource Interconnection Description T_OUT0 TXON_PA PAM Power on T_OUT1 FE2 FEM control T_OUT2 P...

Page 22: ...e BT Interface USIF3 BT Interface Table 3 USIF Interface Spec Resource Name Remark USIF1 USIF1_TXD UART_TX Transmit Data USIF1_RXD UART_RX Receive Data USIF1_CTS USB_DAT_VP USIF1_RTS USB_SE0_VM USIF2 USIF2_TXD LCD_IF1 LCD data transmission mode setting bit1 USIF2_RXD LCD_IF2 LCD data transmission mode setting bit2 USIF2_CTS UART_BT_CTS USIF2_RTS UART_BT_RTS USIF3 USIF3_TXD UART_BT_TX BT Transmit t...

Page 23: ...ernal ADC channel This block operates charging process and other related process by reading battery voltage and other analog values Table 4 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 N C M5 N C M6 N C M7 N C M8 VSUPPLY Battery supply voltage measure M9 N C M10 N C ...

Page 24: ..._ROW 1 KP_OUT2 KP_ROW 2 KP_OUT3 KP_ROW 3 KP_OUT4 KP_ROW 4 CLK CLK32K CLK32k For FM Radio BT CLK32K CAMERA I F CIF_D0 CIF_D 0 Camera DATA 0 CIF_D1 CIF_D 1 Camera DATA 1 CIF_D2 CIF_D 2 Camera DATA 2 CIF_D3 CIF_D 3 Camera DATA 3 CIF_D4 CIF_D 4 Camera DATA 4 CIF_D5 CIF_D 5 Camera DATA 5 CIF_D6 CIF_D 6 Camera DATA 6 CIF_D7 CIF_D 7 Camera DATA 7 CIF_PCLK CIF_PCLK Camera pixel clock CIF_HSYNC CIF_HSYNC C...

Page 25: ... SIM_IO SIM CARD I O CC_CLK SIM_CLK SIM CARD CLOCK CC_RST SIM_RST SIM CARD RESET I2S1 I2S1_CLK0 I2S1_CLK For Bluetooth I2S1_CLK1 MMC_DETECT For T Flash detection I2S1_RX I2S1_RX For Bluetooth I2S1_TX I2S1_TX For Bluetooth I2S1_WA0 I2S1_WA0 For Bluetooth I2S2 I2S2_CLK0 _EOC I2S2_CLK1 LCD_ID LCD ID check I2S2_RX _PPR I2S2_TX BT_INT I2S2_WA1 KEY_EN External Memory MMCI1_CMD MMCI1_CMD T flash MMCI1_DA...

Page 26: ...TDI JTAG TMS TMS JTAG TCK TCK JTAG TRST_n _TRST JTAG RTCK RTCK JTAG ETM I F TRIG_IN TRIG_IN ETM Embedded Trace Macro Cell MON1 MON1 ETM MON2 MON2 ETM TRACESYNC TRACESYNC ETM TRACECLK TRACECLK ETM PIPESTAT 2 PIPESTAT2 ETM PIPESTAT 1 PIPESTAT1 ETM PIPESTAT 0 PIPESTAT0 ETM TRACEPKT 0 TRACEPKT 0 ETM TRACEPKT 1 TRACEPKT 1 ETM TRACEPKT 2 TRACEPKT 2 ETM TRACEPKT 3 TRACEPKT 3 ETM TRACEPKT 4 TRACEPKT 4 ETM...

Page 27: ...M _A 0 A 0 MEM _A 1 A 1 MEM _A 2 A 2 MEM _A 3 A 3 MEM _A 4 A 4 MEM _A 5 A 5 MEM _A 6 A 6 MEM _A 7 A 7 MEM _A 8 A 8 MEM _A 9 A 9 MEM _A 10 A 10 MEM _A 11 A 11 MEM _A 12 A 12 MEM _A 13 A 13 MEM _A 14 A 14 MEM _A 15 A 15 MEM _A 16 A 16 MEM _A 17 A 17 MEM _A 18 A 18 MEM _A 19 A 19 MEM _A 20 A 20 MEM _A 21 A 21 MEM _A 22 A 22 MEM _A 23 A 23 MEM _A 24 A 24 MEM _A 25 A 25 MEM _A 26 A 26 MEM _CSA0_n A 27 ...

Page 28: ... CKE FCDP_RBn FCDP TDMA I F T_OUT0 TXON_PA PAM T_OUT1 FE2 T_OUT2 PA_BAND PAM T_OUT3 ANT_SW1 T_OUT4 ANT_SW2 T_OUT5 ANT_SW3 T_OUT6 MODE PAM T_OUT8 LCD_BACKLIGHT LCD Backlight control RF I F RF_STR0 RF_EN RF_DATA RF_DA RF_CLK RF_CLK System Port CLKOUT0 26MHz RPWRON Remote power on detect High Remote Low Normal F26M 26MHZ_MCLK 26M Main Clock F32K to 32k crystal OSC32K to 32k crystal RESET_n _RESET RTC...

Page 29: ...evices Supply for Bluemoon Single Infineon s single chip solution for Bluetooth Audio amplifier 8 Ohms for handsfree operation and ringing Charge Control for charging Li Ion Polymer batteries under software control Pre charge current generator with selectable current level RTC regulator with ultra low quiescent current USB interface support for peripheral and mini host mode Backlight LEDs driver w...

Page 30: ...stant voltage charging phase Top off charge current sensing SM POWER completes the USB interface of S GOLD Regulated voltage for S GOLD USB interface including reverse current and overvoltage protection Switch to supply USB pull up resistor Mini host pull down resistor functionality Charge pump with internal switching capacitor for USB host VBUS supply voltage SM POWER fully supports LED and Vibra...

Page 31: ...M 2V9_SIM 2 9V 70mA SIM card VMME 2V8_VMME 2 9V 150mA u SD VUMTS 2V85_AMP 2 85V 110mA Headset AMP VUSB VUSB 3 1V 40mA Not used VLED VLED 2 9V 10mA Not used VAUDIOa 2V5_VAUDA 2 5V 200mA Stereo headset Mono earpiece VAUDIOb 2V5_VAUDB 2 5V 50mA Analog parts of S Gold VRF1 2V85_VRF 2 85V 150mA 2 85 V supply for SMARTi PM RF transceiver VRF2 1V5_VRF 1 53V 100mA 1 5 V supply for SMARTi PM RF transceiver...

Page 32: ...2 N I _ E S N E S F E R _ D D V D E L V 1 D S V RCV VPIN VMIN VMME D VDDMME D VDDRF2 RESET_N VRF2 RESET2_N SLEEP1_N VRF3 SLEEP2_N VDDRF13_AFC VAUDIOA VRF1 VDDAUDIOA VVIB VDDSIMVIB VDDAUDIOB VAUDIOB VSIM VAUX VAFC VDDAUX VRTC SU1_GATE SU1_GND VDDUMTS SU1_FB VUMTS SU1_ISENSE VDDSD1 VDDSD2 SD1_FB SD2_FB SD1_FBL SD2_FBL 1 S S V 2 S S V 3 S S V 4 S S V 5 S S V 6 S S V 7 S S V 8 S S V 9 S S V 0 1 S S V ...

Page 33: ...V 3 73V 3 72V 3 59V 3 58V 3 49V 3 48V 3 35V Figure 5 Battery Block Indication 1 Charging method CC CV 2 Charger detect voltage 4 0 V 3 Charging time 2h 40m 4 Charging current 440 mA 5 CV voltage 4 2 V 6 Cutoff current 44 mA 7 Full charge indication current icon stop current 44 mA 8 Recharge voltage 4 16 V 9 Low battery alarm a Idle 3 48 V 3 35 V b Dedicated 3 48 V 3 35 V 10 Low battery alarm inter...

Page 34: ...d during system operation the logical level at pin ON or its change if Bit 1 EION in INTCTRL2 is asserted is recorded in bit LON of the ISF register If the high level of voltage at pin ON does not reach VIHdet Vbat 0 8 Vbat 0 3 the above mentioned bit won t be set To support Remote power on function for factory mass production applied an analog switch as following figure As monitoring the RPWRON a...

Page 35: ...SIM card bidirectional reset Figure 8 SIM Micro SD Circuit The MicroSD Memory Module has eight exposed contacts on one side The S Gold3 is connected to the module using a dedicated eight pin connector Figure 9 Micro SD Memory Card Detection Scheme 2V9_SIM 100K R201 2V9_VMME 2V62_VIO C206 1N 100K R204 DNI C207 R206 100K C210 1U DNI C234 C239 27P R219 4 7K C245 10P C246 100n CN201 0 2 9 1 6 1 5 1 4 ...

Page 36: ...s LGE Internal Use Only 3 Technical Brief Table 7 Micro SD memory pad assign SD mode Pin No Name Type Description 1 DAT2 I O Data bit 2 2 CD DAT3 I O Data bit 3 3 CMD I O Command response 4 VDD Power Power supply 5 CLK I Clock 6 VSS Ground Power ground 7 DAT0 I O Data bit 0 8 DAT1 I O Data bit 1 ...

Page 37: ...C9 C4 C8 B3 C7 6 F 8 E 9 B 7 B 2 B 0 1 P 9 P 2 P 1 P 0 1 N 1 N 0 1 B 1 B 0 1 A 9 A 2 A 1 U N D 2 U N D 3 U N D 4 U N D 5 U N D 6 U N D 7 U N D 8 U N D 9 U N D 0 1 U N D 1 1 U N D 1 C N 2 C N 3 C N 4 C N 5 C N A0 DQ0 A1 DQ1 A2 DQ2 A3 DQ3 A4 DQ4 A5 DQ5 A6 DQ6 A7 DQ7 A8 DQ8 A9 DQ9 A10 DQ10 A11 DQ11 A12 DQ12 DQ13 DQ14 VDD1 DQ15 VDD2 VDD3 VDD4 _CS VDDQ1 CLK VDDQ2 CKE VDDQ3 _WED BA0 BA1 VSS1 _RAS VSS2 _...

Page 38: ...c All right reserved Only for training and service purposes LGE Internal Use Only 3 Technical Brief 3 7 LCD Display LCD module include Main LCD 2 4 240x320 QVGA 262K color TFT Backlight 5 piece of white LED Table 8 LCD FPC Interface Spec ...

Page 39: ...inputs to PCL The number of rows and columns depend on settings of the PCL Figure 11 Key pad part key matrix SW100 SW101 KB4 SW102 KB10 SW103 KB8 KB1 SW104 KB13 SW105 KB7 KB2 SW106 KB3 KB11 SW107 SW108 KB6 KB5 SW109 KB9 KB12 KEY_ROW0 KEY_COL3 KEY_COL2 KEY_COL1 KEY_COL0 KEY_ROW4 KEY_ROW3 KEY_ROW2 KEY_ROW1 KEY_COL4 8 DOWN 5 CLR 9 CAMERA 2 MENU RIGHT KEYPAD 1 UP 7 SEND SEL FAV 4 LEFT 3 0 CONF 6 ON EN...

Page 40: ...ey FPCB for keypad illumination Keypad Back light is controlled by SM Power Flash LED port which has constant current control function The whole configuration of the SM POWER Flash LED drivers is shown in below Figure11 Figure 12 Keypad Back light LEDs VBAT R100 47ohms 47ohms R101 R F 0 5 1 X 5 0 5 0 N V C I 0 0 1 A V LEWWS44 E LD101 1 2 4 0 1 A V R F 0 5 1 X 5 0 5 0 N V C I LEWWS44 E LD100 1 2 KE...

Page 41: ...e pump IC The current sink input magnitude on the AAT3169 is controlled by AnalogicTech s Advanced Simple Serial Control AS2Cwire serial digital input AS2Cwire adds addressing capability for multiple data registers over the Simple Serial Control S2Cwire which is only capable of controlling a single register The AAT3169 has four registers Bank1 Bank2 Max Current and Low Current Three addresses are ...

Page 42: ...ternal Use Only 3 Technical Brief 3 11 7 Segment LED module Table 9 Pin description Figure 15 7 segment LED Circuit diagram VBAT CN100 AXT524124 13 12 14 11 15 10 16 9 17 8 18 7 19 6 20 5 21 4 22 3 23 2 24 1 G1 G2 G3 G4 R110 0ohms C104 0 1uF 2V9_VFM C103 0 1uF 1V85_LDO LED_INT _LED_RESET SCL SDA LED_CNT ...

Page 43: ... 4 28 3 29 2 30 1 G1 G2 G3 G4 2V62_VIO TRIG_IN EXTRSTN TRSTN TRACESYNC TRACEPKT7 TRACEPKT6 TRACEPKT5 TRACEPKT4 TRACEPKT3 TRACEPKT2 TRACEPKT1 TRACEPKT0 TRACECLK TMS TDO TDI TCK RTCK PIPESTAT2 PIPESTAT1 PIPESTAT0 Figure 16 JTAG ETM Embedded Trace Module interface connector In case of GD310 mass production the JTAG ETM interface connector will not be mount on board That is only for developing and sof...

Page 44: ...9 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 3 Technical Brief 3 13 Audio GD310 Audio signal flow diagram as following diagram Figure 17 Audio signal flow diagram ...

Page 45: ...ten distinct output modes The digital volume control output modes mono SE OCL are programmed through a two wire I2C interface that allows flexibility in routing and mixing audio channels Figure 18 Audio amplifier PMIC 0 R235 R211 2 2 C200 1U VBAT R218 2 2 27P C211 VBAT MAX9877AEWP_TG45 U200 4 C 3 D B4 D4 C3 B3 B5 B2 D5 C2 C1 D2 D1 A2 A1 A5 A4 5 C 1 B 3 A S S V D D V D D V P C1N C1P HPR HPL INA2 IN...

Page 46: ...s LGE Internal Use Only 3 Technical Brief 3 13 2 Microphone circuit Figure 19 Microphone circuit MIC100 SUMY0010610 SPM0410LR5H QB 6 5 4 3 2 1 OUT G1 G2 G3 PWR G4 R F 0 5 1 V 1 0 1 5 0 5 0 L V C I 2 0 1 A V R F 0 5 1 V 1 0 1 5 0 5 0 L V C I 3 0 1 A V R102 DNI VMIC_N VMIC_P MAIN_MIC_P MAIN_MIC_N ...

Page 47: ...adle The BQ25040 features 30V maximum voltages for the cradle Due to the 30V rating for the cradle input low cost large output tolerance adapters can be used safely Figure 20 Charging circuit C308 1U 2V62_VIO R310 100K 2V62_VIO 2V62_VIO R314 100K C323 1U VBUS_USB U300 BQ25040 5 6 7 4 8 3 9 2 10 1 11 PGND IN BAT ISET _PG VSS1 CHG LDO VSS2 EN_SET IFULL DNI R317 1U C325 VBAT R318 1 2k R319 2K _PPR _C...

Page 48: ...le over Bluetooth audio interface or dedicated audio output Control of FM via Bluetooth HCI or I2C Adaptive filter to suppress narrow band interference in the FM channel z Bluetooth General Features Small outline by LTCC substrate built in RF function and Resin mold Integrated top BPF for Bluetooth and FM radio Integrated RDS RBDS demodulator and decoder Bluetooth 2 1 EDR conformity Secure Simple ...

Page 49: ...C _ P E E L S T T A B V V 3 R D D V F T D D V T B G E R V O I V L T C _ G E R V 0 M T BT_ANT FM_ANT VAFL VAFR UART_CTS RESET UART_TX UART_RTS GND1 UART_RX GND2 GND3 PCM_SYNC_I2S_WS GND4 PCM_CLK_I2S_CLK GND5 PCM_OUT_I2S_OUT GND6 PCM_IN PGND1 PGND2 PGND3 PGND4 0 O I P G 1 O I P G 2 O I P G 5 O I P G 6 O I P G 4 O I P G _ A 5 O I P G _ A 6 O I P G _ A 7 O I P G _ A TP400 TP401 R409 DNI 0 1 4 R I N D ...

Page 50: ...er requires no external VCO varactor diode resonator or loop filter Compatible with crystals between 7 5 and 40MHz in multiples of 250KHz or an external clock Audio Single ended stereo analogue output 16 bit 48 kHz digital audio bit stream output Baseband and Software Internal 48Kbyte RAM allows full speed data transfer mixed voice and data and full piconet operation including all medium rate pack...

Page 52: ...B and UART inputs support Hi Speed USB and the audio inputs feature negative rail signal operation allowing simple dc coupled headset speakers The VB connection is protected against faults up to 28 volts Table 10 MUIC pin description C300 27P 120P C301 C302 22N 22N C303 27P C304 C305 2 2uF C306 27P 2V5_VAUDB FB300 VBUS_USB FB301 MAX14526EEWP TCC6 U301 2 B 1 C 2 C C3 A2 C4 D3 D1 D4 A1 B1 A3 B4 B3 B...

Page 53: ...ID LDO ADC IOVcc VCCINT VCCINT 1uF 30V 100K 800K 100K RES 200K D D TX RX AUD1 AUD2 Li ION Battery Charger 620 USB Charger Detection VB Battery 3 7V LDO Ideal Diodes 3 5V ISET 22pF GND Micro USB Connector 22pF 30V 22pF 22pF 22pF Mic MAX9877 IC Latch D Q 0 4V 0 4V Adjust this resistor value for the bias current required by the headset microphone ideal value should give Vmic_dc of 1 1V with an averag...

Page 54: ...GD310 MMI Pin Function Description 1 VBUS_USB USB VBUS Input 2 MUIC_DP USB D 3 MUIC_DM USB D 4 MUIC_ID Accessory type detect 5 GND Power GND 6 7 8 9 10 11 FM_ANT FM radio antenna Audio ground Figure 25 MMI 5Pin Connector circuit HSMU 5SB 24DPC ENRY0007801 CN300 11 10 9 5 4 3 2 1 8 7 6 L303 100n 15p C322 VBUS_USB NFM21PC105B1A3 FL307 4 3 2 1 N I T U O 1 G 2 G 0 R315 R316 0 C324 27p 47n L301 MUIC_DP...

Page 55: ...e transceiver provides an analog I Q baseband interface and consists of a direct conversion receiver and a quad band polar transmitter for GSM and EDGE with integrated PGA functionality Further on a completely integrated SD synthesizer with HSCSD and GPRS EDGE capability a digitally controlled reference oscillator with three outputs a fully integrated quad band RF oscillator and a three wire bus i...

Page 56: ...16 15 14 13 1 2 2 1 2 2 1 1 3 2 0 1 4 2 9 5 2 8 6 2 7 7 2 6 8 2 5 9 2 4 0 3 3 1 3 2 2 3 1 33 34 35 36 37 38 39 40 41 GND4 GND3 VDDMIX2V8 VDDTX2V8 TX2 TX1 VDDTX1V5 VBIAS FE2 A 1 E F X A 8 V 2 S A I B D D V B X 1 X R X B 1 X R 8 V 2 G I D D D V X 2 X R A D 2 X R K L C 2 D N G 5 V 1 G I D D D V X 3 X R 3 S Y S F 3 X R 2 S Y S F X 4 X R O X 4 X R X O X 5 V 1 A N L D D V GND1 FSYS1 VDDXO2V8 EN VDDVCO2V...

Page 57: ...re direct down conversion mixers The baseband chain contains a LNB low noise buffer channel filter output buffer and DC offset compensation The 3rd order low pass 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 differential to suppress on chip inter...

Page 58: ...a 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 information The phase signal from the CORDIC is applied to the Sigma Delta ...

Page 59: ...matically adjusted prior to each slot OLGA To overcome the statistical spread of the loop filter element values an automatic loop filter 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 or receive frequency To cover the wide frequency range the VCO i...

Page 60: ...F OFF Figure 32 FEM schematic UFL R SMT10 SW401 G1 ANT G2 R400 100R FL400 LMSP43QA 538 24 23 2 2 7 8 1 5 6 1 4 1 8 3 1 7 2 1 0 1 6 9 5 1 2 4 3 0 2 9 1 2 1 11 ANT 1 X R _ 0 5 8 M S G 2 X R _ 0 5 8 M S G 1 C V 2 C V 1 X R _ 0 0 9 M S G 2 X R _ 0 0 9 M S G D D V 1 X R _ 0 0 8 1 M S G 1 D N G 2 X R _ 0 0 8 1 M S G 2 D N G 3 D N G 1 X R _ 0 0 9 1 M S G 4 D N G 2 X R _ 0 0 9 1 M S G 5 D N G 6 D N G X T ...

Page 61: ...uously variable bias control to minimize current consumption during backed off power conditions The module incorporates two highly integrated InGaP power amplifier die with a CMOS controller The CMOS controller implements a fully integrated closed loop power control within the module for GSM Operation This eliminates the need for any external couplers power detectors current sensing etc to assure ...

Page 62: ...GE Internal Use Only 3 Technical Brief 3 24 Mode Selection Table 14 Mode Selection MODE circuitry selects GMSK modulation logic 0 or EDGE modulation logic 1 VRAMP controls the output power for GMSK modulation and provides bias optimization for EDGE modulation depending on the state of MODE control ...

Page 63: ...406 C423 DNI 5 6p L404 33n C446 C429 100P 0 01U C431 U401 TQM7M5005H SMPY0021101 15 7 8 6 11 14 5 9 4 13 3 10 2 12 1 DCS_PCS_IN DCS_PCS_OUT MODE_SELECT GSM850_900_OUT BS BY_CAP1 VBATT BY_CAP2 VRAMP GND1 GND2 TX_EN GND3 GSM850_900_IN PGND 47P C433 C434 27P L405 3 9n C436 100P C440 33uF C442 100P C445 0 01U VBAT C435 1 5p PA_LEVEL PA_MODE FE1 PA_BAND TXON_PA FE2 LBAND_PAM_IN HBAND_PAM_IN TQM7M5005 5...

Page 64: ...and service purposes LGE Internal Use Only 4 PCB picture 4 PCB picture Battery Connector BT FM Module BT Antenna BBP Mobile Switch Memory PMIC SIM uSD Socket RF Block Power Inductor Folder Conn LCD Camera Key PCB Conn Audio AMP Charging IC OVP 4 1 Main PCB component placement ...

Page 65: ...9 LG Electronics Inc All right reserved Only for training and service purposes 4 PCB picture LED Control IC LED Matrix Vibrator Speaker Backup Battery LCD Conn Folder Conn Camera Conn Charge pump Vibrator Driver 4 2 F_LCD component placement ...

Page 66: ...y 5 TROUBLE SHOOTING 5 TROUBLE SHOOTING 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 67: ...ver 3 35V Power On Key detection PWRON signal Outputs of LDOs from PMIC R202 2K 130K R205 130K R225 2V11_RTC R227 10K KTC4075E Q200 1 2 3 KTC4075E Q201 1 2 3 100k R228 KEY_COL2 KEY_ROW0 RPWRON_EN END_KEY PWRON END_KEY_IN END_KEY_IN RPWRON 2V62_VIO R207 100K 2V11_RTC C248 100n U202 NC7WZ08L8X 3 4 2 5 1 6 8 7 A1 VCC B1 Y1 Y2 B2 GND A2 EXTRSTN _RESET PM_INT PMRSTN SPOWER_INT EXTERNAL RESET TP1 TP2 ...

Page 68: ...N O M N N I _ O N O M O N O M _ D D V M _ X E F E R V P T U O _ O N O M O N O M _ S S V N T U O _ O N O M F E R R F E R V K N I H S _ H S A L F N O _ H S A L F A P N O X T L L P V O I L L P D D V O I V 2 D S V 3 S M U P 2 S M U P 1 S M U P T R O P T U O N O _ R E W O P G O D W 1 F F O _ N O 2 F F O _ N O T U O _ F F O _ N O L T R C _ E C R U O S E R T N I _ C 2 I T A D _ C 2 I K L C _ C 2 I M W P ...

Page 69: ...pin of U202 Check the all LDO s output Is it correct Is the 26MHz clock From U400 signal correct Replace main PCB Check the RPWRON replace Q200 Check solder U202 or replace it Check solder U201 or replace it Check solder X400 U400 or replace it Check 3 pin of X400 Or Check 14 pin of U400 Yes Yes Yes Yes Yes No No No No Connect power supply to the DUT Vbat over 3 35V Q200 TP1 TP2 X400 U202 U201 3pi...

Page 70: ... 4 0 V 3 Charging time 2h 40m 4 Charging current 380 mA 5 CV voltage 4 2 V 6 Cutoff current 110 mA 7 Full charge indication current icon stop current 110 mA 8 Recharge voltage 4 16 V 4 2V 3 69V 3 69V 3 53V 3 53V 3 43V 3 43V 3 35V C308 1U 2V62_VIO R310 100K 2V62_VIO 2V62_VIO R314 100K C323 1U VBUS_USB U300 BQ25040 5 6 7 4 8 3 9 2 10 1 11 PGND IN BAT ISET _PG VSS1 CHG LDO VSS2 EN_SET IFULL DNI R317 ...

Page 71: ...f U300 4 8V Output pin of U300 4 2V Resolder the CN300 Battery voltage is over 3 4V Charge is operating The TA can be broken Change other TA then retest Check solder U300 or replace it Waiting until battery Voltage goes up to 3 4V Yes Yes Yes Yes Yes No No No No Battery thermistor value is about 10K Change the Battery retest No 5pin IO CN300 U300 TP1 Source pin U300 TP2 Output pin ...

Page 72: ...N27 H L LCD_IF1 PIN3 H H 0 0 3 A V R F 0 5 1 X 5 0 5 0 N V C I FL300 ICVE10184E150R101FR 0 1 5 6 4 7 3 8 2 9 1 INOUT_A1 INOUT_B1 INOUT_A2 INOUT_B2 INOUT_A3 INOUT_B3 INOUT_A4 INOUT_B4 1 G 2 G 0 1 3 C u 1 R F 0 5 1 X 5 0 5 0 N V C I 1 0 3 A V VBAT ICVE10184E150R101FR FL302 0 1 5 6 4 7 3 8 2 9 1 INOUT_A1 INOUT_B1 INOUT_A2 INOUT_B2 INOUT_A3 INOUT_B3 INOUT_A4 INOUT_B4 1 G 2 G CN301 GB042 60S H10 E300 3...

Page 73: ...y for training and service purposes 5 TROUBLE SHOOTING START Is LCD FPCB normal Signal is normal on DIF Signal FL300 FL302 FL306 Assemble Replace LCD FPCB Check solder and repair Damaged filter Yes Yes No No Check LCD connector combination then LCD test with New LCD FL300 FL302 FL306 ...

Page 74: ...9 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 5 TROUBLE SHOOTING 5 5 Camera Trouble Check Points Connectors combination FPCB status Check the connector combination ...

Page 75: ...ed Only for training and service purposes 5 TROUBLE SHOOTING START Replace New Camera module Working properly Assemble Yes Yes No Check camera connector 34pin main PCB connector combination then Camera test with equipped camera module Replace Camera module Yes Replace Main PCB ...

Page 76: ...DA SCL BB_SND_L EAR_P EAR_N SPK_RCV_N SPK_RCV_P FM_SND_L FM_SND_R HSO_R HSO_L 33nH L110 L111 33nH C106 DNI DNI C107 CN104 2 1 VBAT 2V85_CAM VBAT 2V9_VFM GB042 60P H10 E3000 CN102 31 30 32 29 33 28 34 27 35 26 36 25 37 24 38 23 39 22 40 21 41 20 42 19 43 18 44 17 45 16 46 15 47 14 48 13 49 12 50 11 51 10 52 9 53 8 54 7 55 6 56 5 57 4 58 3 59 2 60 1 C108 0 1uF 2V8_CAM_A 2V11_RTC LED_INT _LED_RESET C...

Page 77: ...gnal is High C217 C218 Output Signal is High C226 C227 Replace Main Board Replace Audio AMP U201 Check Speaker s Contacts are clear Yes Resolder Replace Speaker No No Yes No Yes Pin33 32 of sub board Connector CN103 is No Yes No Replace FPCB LCD U201 C238 C247 C106 C107 Speaker contact C103 C102 of FPCB_Folder are High Assemble Yes Replace FPCB_Folder ...

Page 78: ... 2V62_VIO R309 680 C317 27P C318 2 2U L300 100NH R311 47 GB042 30P H10 E3000 CN302 16 15 17 14 18 13 19 12 20 11 21 10 22 9 23 8 24 7 25 6 26 5 27 4 28 3 29 2 30 1 R312 680 680 R313 MAIN_MIC_P MAIN_MIC_N VMIC_P FLIP KEY_ROW5 KEY_COL3 KEY_COL0 KEY_ROW3 KEY_ROW2 KEY_ROW4 KEY_ROW1 KEY_COL1 KEY_COL2 KEY_ROW0 KEY_COL4 UART_TX UART_RX VMIC_N END_KEY KEY_BACKLIGHT RPWRON MIC100 SUMY0010610 SPM0410LR5H QB...

Page 79: ...Only for training and service purposes 5 TROUBLE SHOOTING START Mic bias ON 2 5V when call C318 30pin connector CN302 is good Assemble Check mic Bias line Repair the 30pin conn CN302 Yes No No Check microphone sound hole Check Signal C312 C319 2 5V Replace microphone MIC100 Yes No ...

Page 80: ...Use Only 5 TROUBLE SHOOTING 5 8 Vibrator trouble Check Points Vibrator soldering IC is working correct Check the driver IC U101 of sub board FPCB Check the vibrator soldering PIN3 PIN1 VB100 2 1 SUY98005LT1G U101 2 3 1 VIN VOUT GND C110 0 1uF 10ohms R102 100Kohms R103 C112 1uF VBAT 1Kohms R105 VIB_EN VIBRATOR ...

Page 81: ...ed Only for training and service purposes 5 TROUBLE SHOOTING START C100 of FPCB_Folder is high Pin1 of U101 VIB_EN is high Check FPCB_LCD or replace it Check FPCB_LCD or replace it Yes No No Check Vibrator soldering Yes Pin3 of U101 VIB is high Yes No Replace Vibrator Assemble ...

Page 82: ...0 0 1 A V LEWWS44 E LD101 1 2 4 0 1 A V R F 0 5 1 X 5 0 5 0 N V C I LEWWS44 E LD100 1 2 KEY_BACKLIGHT TP_RX TP_TX TP_RPWON GB042 30S H10 E3000 CN101 16 15 17 14 18 13 19 12 20 11 21 10 22 9 23 8 24 7 25 6 26 5 27 4 28 3 29 2 30 1 VBAT TP_GND TP_VBAT 2V62_VIO KEY_ROW5 KEY_ROW0 KEY_COL3 KEY_COL2 KEY_COL1 KEY_COL0 KEY_ROW4 KEY_ROW3 KEY_ROW2 KEY_ROW1 VMIC_N UART_RX UART_TX RPWRON VMIC_P MAIN_MIC_P FLI...

Page 83: ...nc All right reserved Only for training and service purposes 5 TROUBLE SHOOTING START Check TP1 is 2 62V 30pin connector CN303 is good Assemble Check U201 of main board Replace 44pin conn CN101 Yes No No Check All of LEDs solder Replace KEY FPCB Yes CN101 TP ...

Page 84: ...Only for training and service purposes LGE Internal Use Only 5 TROUBLE SHOOTING 5 10 SIM uSD trouble SIM Check Points Power is working Socket soldering Proper SIM is used Pin 13 2V9_SIM Pin 12 SIM_CLK Pin 11 SIM_IO 11 12 13 Check soldering all pins of socket ...

Page 85: ...eck All of SIM card voltage GD310 support 2 9V SIM only 2V9_SIM 100K R201 2V9_VMME 2V62_VIO C206 1N 100K R204 DNI C207 R206 100K C210 1U DNI C234 C239 27P R219 4 7K C245 10P C246 100n CN201 0 2 9 1 6 1 5 1 4 1 3 1 2 1 1 1 1 2 10 9 8 7 6 5 4 3 2 1 17 18 ST2 ST1 S4 T1 T2 T3 T4 T5 T6 T7 T8 S8 3 G 7 S 3 S 6 S 2 S 5 S 1 S 1 G 2 G 100K R220 R221 100K R224 100K 47 R226 MMC_DETECT MMC_D 3 MMC_D 0 MMC_CMD ...

Page 86: ...G uSD Check Points Power is working Socket soldering Card detection is working MMC DETECT PIN Card insert Card Detection MMC_DETECT SIGNAL TP1 TP2 TP4 TP3 START TF socket pins are well soldered Check proper uSD Assemble Resolder it check data line TP 1 4 is 2 9V Signal Replace Main Board Yes Yes No Check Micro SD card voltage 2V8_VMME ...

Page 87: ...nected well START Check TP1 is high 2 9V Check TP2 waveform Assemble Check U201 Check 19pin of CN100 and Replace FPCB_LCD Yes No No Check All of LEDs solder Yes TP1 TP2 pin 19 of CN100 TP1 TP2 VBAT CN100 AXT524124 13 12 14 11 15 10 16 9 17 8 18 7 19 6 20 5 21 4 22 3 23 2 24 1 G1 G2 G3 G4 R110 0ohms C104 0 1uF 2V9_VFM C103 0 1uF 1V85_LDO LED_INT _LED_RESET SCL SDA LED_CNT TP1 TP2 pin 19 of CN100 ...

Page 88: ... Internal Use Only 5 TROUBLE SHOOTING 5 12 Trouble shooting of Receiver part Figure 1 Main PCB Checking Points START Check point DCXO Check point PLL Control Setup Test Equipment Cell Power 74dBm EGSM CH30 DCS CH699 Re Download S W CAL Check point RX I Q Signal Checking Flow Check point Mobile SW FEM ...

Page 89: ... No Yes DCXO Circuit is OK See next page to check PLL Circuit Checking Flow TP1 C405 26MHz Checking Points Figur2 DCXO DCXO Circuit Diagram Figure 3 DCXO Circuit Waveform Figure 4 DCXO Waveform Is the waveform of TP1 C405 similar to Fig 4 X400 TP1 C405 TP1 1000P C405 16 15 14 13 2 1 1 1 O X X O X GND1 FSYS1 VDDXO2V8 26MHZ X400 NX3225SA 2 1 3 4 GND2 HOT2 HOT1 GND1 26MHZ_MCLK TP1 ...

Page 90: ...is Normal RF_EN TP1 RF_CLK TP3 RF_DATA TP2 TP2 RF_DATA U400 TP1 RF_EN TP3 TP2 TP1 C419 100n C432 100n C404 100n 820 R403 C418 100n 1000P C405 C406 47N 0 0 4 U 2 7 2 6 B M P 20 19 18 17 16 15 14 13 1 2 2 1 2 2 1 1 3 2 0 1 4 2 9 5 2 8 6 2 7 7 2 6 8 2 5 9 2 4 0 3 3 1 3 2 2 3 1 5 6 8 9 0 1 GND4 GND3 VDDMIX2V8 VDDTX2V8 TX2 TX1 VDDTX1V5 VBIAS FE2 A 1 E F X A 8 V 2 S A I B D D V B X 1 X R X B 1 X R 8 V 2...

Page 91: ...P4 TP1 TP2 TP5 TP8 UFL R SMT10 SW401 G1 ANT G2 R400 100R FL400 LMSP43QA 538 24 23 2 2 8 1 6 1 4 1 3 1 2 1 0 1 9 1 2 0 2 9 1 11 ANT 1 X R _ 0 5 8 M S G 2 X R _ 0 5 8 M S G 1 C V 2 C V 1 X R _ 0 0 9 M S G 2 X R _ 0 0 9 M S G D D V 1 X R _ 0 0 8 1 M S G 1 D N G 2 X R _ 0 0 8 1 M S G 2 D N G 3 D N G 1 X R _ 0 0 9 1 M S G 4 D N G 2 X R _ 0 0 9 1 M S G 5 D N G 6 D N G X T _ 0 0 9 1 _ 0 0 8 1 M S G 7 D N...

Page 92: ...TING Check TP1 of SW400 with RF Cable and TP2 of C420 TP1 Signal same as TP2 Replace Mobile SW SW400 Yes No Yes Mobile SW FEM is OK Check Antenna Replace U101 Control Signal is OK No Yes Check TP3 TP4 of FL400 Replace FEM FL400 TP5 8 Signal is OK No Yes Checking Flow Figure 10 Mobile SW Figure 11 FEM Control Signals EGSM RX FE1 FE2 ...

Page 93: ...P3 Q TP2 IX TP1 I TP4 QX TP3 Q TP2 IX TP1 I C419 100n C432 100n C404 100n 820 R403 C418 100n C4 C406 47N 0 0 4 U 2 7 2 6 B M P 20 19 18 17 16 15 14 13 1 2 2 1 2 2 1 1 3 2 0 1 4 2 9 5 2 8 6 2 7 7 2 6 8 2 5 9 2 4 0 3 3 1 3 2 2 3 1 33 34 35 36 37 38 39 40 41 GND4 GND3 VDDMIX2V8 VDDTX2V8 TX2 TX1 VDDTX1V5 VBIAS FE2 A 1 E F X A 8 V 2 S A I B D D V B X 1 X R X B 1 X R 8 V 2 G I D D D V X 2 X R A D 2 X R ...

Page 94: ...OOTING 5 13 Trouble shooting of Transmitter part Check point DCXO Check point PLL Control Setup Test Equipment Cell Power 74dBm EGSM CH30 DCS CH699 Check point TX I Q Signal Re Download S W RF CAL Check point Transceiver Check point PAM Control Check FEM Mobile SW Checking Flow Figure 15 Main PCB Figure 16 Main PCB Checking Points ...

Page 95: ...9 LG Electronics Inc All right reserved Only for training and service purposes 5 TROUBLE SHOOTING 5 13 1 Checking VCTCXO Circuit See RX Part 1 Checking DCXO Circuit 5 13 2 Checking PLL Control Signal See RX Part 2 Checking PLL Control Signal ...

Page 96: ... TP4 QX TP3 Q TP2 IX TP1 I C419 100n C432 100n C404 100n 820 R403 C418 100n C4 C406 47N 0 0 4 U 2 7 2 6 B M P 20 19 18 17 16 15 14 13 1 2 2 1 2 2 1 1 3 2 0 1 4 2 9 5 2 8 6 2 7 7 2 6 8 2 5 9 2 4 0 3 3 1 3 2 2 3 1 33 34 35 36 37 38 39 40 41 GND4 GND3 VDDMIX2V8 VDDTX2V8 TX2 TX1 VDDTX1V5 VBIAS FE2 A 1 E F X A 8 V 2 S A I B D D V B X 1 X R X B 1 X R 8 V 2 G I D D D V X 2 X R A D 2 X R K L C 2 D N G 5 V...

Page 97: ...PAM_IN TP2 HBNAD_PAM_IN 220N C401 1V5_VRF 2V85_VRF 10 R404 0 0 4 U 2 7 2 6 B M P 20 19 18 17 16 15 14 13 1 2 2 1 2 2 1 1 3 2 0 1 4 2 9 5 2 8 6 2 7 7 2 6 8 2 5 9 2 4 0 3 3 1 3 2 2 3 1 33 34 35 36 37 38 39 40 41 GND4 GND3 VDDMIX2V8 VDDTX2V8 TX2 TX1 VDDTX1V5 VBIAS FE2 A 1 E F X A 8 V 2 S A I B D D V B X 1 X R X B 1 X R 8 V 2 G I D D D V X 2 X R A D 2 X R K L C 2 D N G 5 V 1 G I D D D V X 3 X R 3 S Y ...

Page 98: ...Only 5 TROUBLE SHOOTING Signals are Normal Replace PMB6272 U400 Yes N Transceiver is OK See next page to check PAM Control Circuit Checking Flow Figure 23 Transceiver Output 8PSK Figure 22 Transceiver Output GMSK LBAND_PAM_IN MODE GMSK TP1 LBAND_PAM_IN MODE 8PSK TP1 EGSM 30CH EGSM 30CH Check Output Signal TP1 TP2 ...

Page 99: ...st Control LOW GMSK TXON_PA PA_LEVEL MODE MODE Figure 24 PAM Control Signals TP1 PA LEVEL TP2 TXON PA TP3 PA_MODE TP3 PA MODE TP2 TXON PA TP1 PA LEVEL 10K R406 C429 100P U401 TQM7M5005H SMPY0021101 15 7 8 6 11 14 5 9 4 13 3 10 2 12 1 DCS_PCS_IN DCS_PCS_OUT MODE_SELECT GSM850_900_OUT BS BY_CAP1 VBATT BY_CAP2 VRAMP GND1 GND2 TX_EN GND3 GSM850_900_IN PGND 47P C433 C436 100P C442 100P PA_LEVEL PA_MODE...

Page 100: ...ck PMB8877 U101 Yes N PAM Control Signal is OK See next page to check FEM Mobile SW Circuit Checking Flow Figure 26 GSMK Control Signal Figure 27 8PSK Control Signal Check Control Signals TP1 TP2 TP3 TP3 PA MODE C436 TP1 PA_LEVEL C433 TP2 TXON_PA C429 TP1 PA LEVEL TP2 TXON PA TP3 PA MODE TP1 PA LEVEL TP2 TXON PA TP3 PA MODE TP1 PA LEVEL TP2 TXON PA TP3 PA MODE ...

Page 101: ...85_VRF C403 1V5_VRF FL400 LMSP43QA 538 24 23 2 2 7 1 8 1 5 1 6 1 4 1 8 3 1 7 2 1 0 1 6 9 5 1 2 4 3 0 2 9 1 2 1 11 ANT 1 X R _ 0 5 8 M S G 2 X R _ 0 5 8 M S G 1 C V 2 C V 1 X R _ 0 0 9 M S G 2 X R _ 0 0 9 M S G D D V 1 X R _ 0 0 8 1 M S G 1 D N G 2 X R _ 0 0 8 1 M S G 2 D N G 3 D N G 1 X R _ 0 0 9 1 M S G 4 D N G 2 X R _ 0 0 9 1 M S G 5 D N G 6 D N G X T _ 0 0 9 1 _ 0 0 8 1 M S G 7 D N G X T _ 0 0 ...

Page 102: ... TP1 of SW400 with RF Cable and TP2 of C420 TP1 Signal same as TP2 Replace Mobile SW SW400 Yes No Yes Mobile SW FEM is OK Check Antenna Replace BB CHIP U101 Control Signal is OK No Yes Check TP3 TP4 of FL400 Replace FEM FL400 TP5 Signal is OK No Yes Checking Flow EGSM TX Figure 30 Mobile SW Figure 31 FEM Control Signals TP1 ANT SW1 TP2 ANT SW2 ...

Page 103: ... purposes 6 Download S W upgrade 6 Download S W upgrade Ⅵ 6 1 S W download setup Figure S W download upgrade setup Preparation Target terminal PIF Union RS 232 Cable and PIF UNION to Phone interface Cable Power Supply or Battery PC supporting RS 232 with Windows 2000 or newer Or you can use the USB cable 5 30 ...

Page 115: ...A PA_LEVEL AFC I I_ Q Q_ RF_EN RF_CLK RF_DA 26M_MCLK 26M_TCXO ANT BPF BT ANT FM ANT UART I2S BT_CLK ADD 0 29 DATA 0 15 32kHz HEADSET MIC HEADSET RECEIVER MAIN MIC FM RADIO FM RADIO AUIDO AMP MAX9877 EPN11 EPP11 EPPA11 EPPA21 RXIN RXIN INA1 INA2 HSO_L HSO_R MAIN SPEAKER OUT OUT MIC1 P N MIC2 P N VMICP N I2C INB1 2 MIXER BYPASS PRE AMP Match Match Match Match Controller Battery CHG_EN T_IN1 I2C LED ...

Page 116: ... I D D R _ F I D D H _ F I D D V _ F I D 1 T E S E R _ F I D 2 T E S E R _ F I D 0 D _ F I C 1 D _ F I C 2 D _ F I C 3 D _ F I C 4 D _ F I C 5 D _ F I C 6 D _ F I C 7 D _ F I C K L C P _ F I C C N Y S H _ F I C C N Y S V _ F I C 2 T U O K L C D P _ F I C T E S E R _ F I C 0 N I _ P K 1 N I _ P K 2 N I _ P K 3 N I _ P K 4 N I _ P K 5 N I _ P K 6 N I _ P K 0 T U O _ P K 1 T U O _ P K 2 T U O _ P K 3...

Page 117: ...V VPIN VMIN VMME D VDDMME D VDDRF2 RESET_N VRF2 RESET2_N SLEEP1_N VRF3 SLEEP2_N VDDRF13_AFC VAUDIOA VRF1 VDDAUDIOA VVIB VDDSIMVIB VDDAUDIOB VAUDIOB VSIM VAUX VAFC VDDAUX VRTC SU1_GATE SU1_GND VDDUMTS SU1_FB VUMTS SU1_ISENSE VDDSD1 VDDSD2 SD1_FB SD2_FB SD1_FBL SD2_FBL 1 S S V 2 S S V 3 S S V 4 S S V 5 S S V 6 S S V 7 S S V 8 S S V 9 S S V 0 1 S S V 1 1 S S V 2 1 S S V 3 1 S S V 4 1 S S V 5 1 S S V ...

Page 118: ...0 100NH 2V62_VIO R310 100K 2V62_VIO R311 47 15p C322 1U C320 2V8_CAM_A 47P C321 GB042 30P H10 E3000 CN302 16 15 17 14 18 13 19 12 20 11 21 10 22 9 23 8 24 7 25 6 26 5 27 4 28 3 29 2 30 1 R312 680 680 R313 ICVE10184E150R101FR FL306 0 1 5 6 4 7 3 8 2 9 1 INOUT_A1 INOUT_B1 INOUT_A2 INOUT_B2 INOUT_A3 INOUT_B3 INOUT_A4 INOUT_B4 1 G 2 G 2V62_VIO R314 100K C323 1U VBUS_USB U300 BQ25040 5 6 7 4 8 3 9 2 10...

Page 119: ... C 2V85_VRF 1V5_VRF 2V85_VRF 100P C420 R405 100R C421 1U 10K R406 2 2 4 C P 2 2 C423 DNI 5 6p L404 5 2 4 C P 2 2 10 R407 C426 DNI 100P C427 R408 DNI C428 100p 2V65_VBT 33n C446 26MHZ X400 NX3225SA 2 1 3 4 GND2 HOT2 HOT1 GND1 VBAT C429 100P 2V85_VRF 1U C430 0 01U C431 U401 TQM7M5005H SMPY0021101 15 7 8 6 11 14 5 9 4 13 3 10 2 12 1 DCS_PCS_IN DCS_PCS_OUT MODE_SELECT GSM850_900_OUT BS BY_CAP1 VBATT B...

Page 120: ...A V _ I N D 1 0 1 A V C100 0 1uF C103 0 5p ANT100 R113 0 C102 0 1uF GND101 2V62_VIO U100 BU52031NVX 5 3 2 4 1 OUT VDD GND NC D N G P MIC100 SUMY0010610 SPM0410LR5H QB 6 5 4 3 2 1 OUT G1 G2 G3 PWR G4 R F 0 5 1 V 1 0 1 5 0 5 0 L V C I 2 0 1 A V R F 0 5 1 V 1 0 1 5 0 5 0 L V C I 3 0 1 A V CN100 4 3 2 1 DNI C101 0 R111 5 0 0 1 _ R E T S I R A V _ I N D 6 0 1 A V 5 0 0 1 _ R E T S I R A V _ I N D 7 0 1...

Page 121: ...s R102 2V85_CAM 1V8_CAM 2V8_CAM_A GB042 24S H10 E3000 CN103 13 12 14 11 15 10 16 9 17 8 18 7 19 6 20 5 21 4 22 3 23 2 24 1 100Kohms R103 0 1uH L100 C112 1uF VBAT BAT100 NBL414R F9J 2V11_RTC R104 4 7Kohms TP106 TP107 0 1uH L101 1Kohms R105 1V8_CAM VBAT R106 100Kohms 1uF C114 C115 1uF R107 0ohms 1V85_LDO R108 DNI 1V85_LDO 1uF C116 R109 0ohms LED_INT LED_INT MLED5 MLED5 MLED4 MLED4 MLED3 MLED3 MLED2 ...

Page 122: ... 28 3 29 2 30 1 GB042 30P H10 E3000 ENBY0040601 CN101 16 15 17 14 18 13 19 12 20 11 21 10 22 9 23 8 24 7 25 6 26 5 27 4 28 3 29 2 30 1 2V62_VIO VBAT 2V62_VIO VBAT RPWRON RPWRON UART_TX UART_TX UART_RX UART_RX FLIP FLIP KEY_BACKLIGHT KEY_BACKLIGHT KEY_COL0 KEY_COL0 KEY_COL1 KEY_COL1 KEY_COL2 KEY_COL2 KEY_COL3 KEY_COL3 KEY_COL4 KEY_COL4 MAIN_MIC_P MAIN_MIC_P MAIN_MIC_N MAIN_MIC_N VMIC_P VMIC_P VMIC_...

Page 123: ...ics Inc All right reserved Only for training and service purposes 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 L K J I H G F E D C B A L K J I H G F E D C B A 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 CN100 4 3 2 1 KB1 KB2 KEY_ROW5 KEY_COL1 KEY_COL0 VOL_UP SIDEKEY_VOLUME VOL_DOWN ...

Page 124: ... 125 Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 9 BGA Pin Map 9 BGA Pin Map Memory pin map NC not connected DNU do not use ...

Page 128: ...31 R207 0 0 2 Q 2 0 2 U C401 R407 C403 C425 0 0 4 R 6 1 4 C 2 1 4 C 3 1 4 C 5 0 4 R C439 6 2 4 C 2 0 4 C R404 C407 C410 0 0 4 U 2 0 4 L C409 C400 C422 1 0 4 L C417 C411 C415 L404 3 2 4 C 5 3 4 C 6 4 4 C 4 2 4 C 0 0 4 L F 2 3 4 C 5 4 4 C 0 0 4 B F R410 C443 C444 C438 5 0 4 P T 0 3 4 C 4 0 4 P T 1 0 4 P T 0 0 4 M 0 0 4 X 8 1 4 C 6 0 4 C 5 0 4 C 3 0 4 R 9 1 4 C C414 6 3 4 C C434 4 0 4 C 2 4 4 C L406 ...

Page 129: ...2 C 9 3 2 C FB301 C306 C326 FB302 3 5 2 C R327 1 0 3 U 0 2 3 R 0 0 3 B F R212 R216 R223 1 0 2 B F 9 0 2 C 2 0 2 C 5 1 2 C 1 5 2 C 0 5 2 C 4 4 2 C 7 5 2 C R200 C223 2 4 2 C 1 0 4 W S L201 C302 8 2 3 C 7 2 3 C 4 0 3 C 1 1 3 R 5 0 3 R 0 0 3 C 1 2 3 R 2 2 3 R 3 0 3 C C252 D201 C237 C203 C222 C243 R215 0 0 4 W S C317 C319 C312 0 0 3 L 8 1 3 C C224 R214 TP200 C219 SP_INT 8 1 2 C 4 0 2 C NIMV_U VCR_U 3PT...

Page 130: ...9 LG Electronics Inc All right reserved Only for training and service purposes GD310_KEY_SPEY0062601 1 1 TOP SW108 SW100 KB10 ON END SW107 LD 10 1 KB2 1 B K SW109 SW102 SW105 SW106 LD 10 0 KB4 3 1 B K KB9 KB8 KB11 KB12 7 B K SW101 SW104 KB5 6 B K KB3 SW103 ...

Page 131: ...d service purposes GD310_KEY_SPEY0062601 1 1 BOT 5 1 0 3 6 1 GND101 ANT100 X R _ P T T A B V _ P T 1 0 1 A V 0 0 1 A V 0 0 1 C 0 0 1 R 2 0 1 C U100 CN102 3 1 1 R C101 C103 R112 X T _ P T 1 1 1 R CN101 N O W P R _ P T 3 0 1 A V 2 0 1 A V 2 0 1 R MIC100 D N G _ P T 5 0 1 A V 6 0 1 A V 7 0 1 A V 0 0 1 N C R101 VA104 ...

Page 132: ...CN101 3 0 1 N C 2 1 1 C 7 0 1 R CN104 R104 R105 U101 VB 10 0 0 1 1 R 3 0 1 C 0 0 1 N C 2 0 1 R 0 0 1 U 0 1 1 C R103 U102 6 0 1 R C115 1 0 1 R C114 9 0 1 R 1 0 1 C C102 4 0 1 C 8 0 1 R 7 0 1 C C106 1 1 1 L 0 1 1 L 6 1 1 C 0 0 1 C CN100 7segment LED Conn No 7segment LED U102 Camera LDO No Camera U100 LCD Charge Pump No Display Backlight CN103 Camera Conn No Camera CN101 LCD Conn No Display ...

Page 133: ...for training and service purposes nkZXW m sjk zwj WX__ WXTXUXTiv 31 30 12 13 24 60 C105 CN102 TP105 C108 9 0 1 C TP106 TP107 1 1 1 C 1 0 1 L 3 1 1 C 0 0 1 L 0 0 1 T A B 0 0 1 T A B BAT100 Backup Battery RTC Reset CN102 Folder to Main Conn No Display No Camera No Speaker No Vibration No 7segment LED ...

Page 135: ...10 PCB LAYOUT 136 LGE Internal Use Only Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes nkZXW m i i zwj WX__ WXTXUWTiv 0 3 6 1 5 1 1 0 1 N C ...

Page 136: ... Inc All right reserved Only for training and service purposes LGE Internal Use Only 11 CALIBRATION 11 RF Calibration Ⅶ 11 1 Test Equipment Setup 11 2 Calibration Step 11 2 1 Turn on the Phone 11 2 2 Execute HK_2G_40 exe 5 30 0 000 A V ...

Page 137: ... Internal Use Only Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes 11 RF Calibration 11 2 3 Click SETTING Menu 11 2 4 Setup Ezlooks menu such as the following figure ...

Page 138: ...rposes LGE Internal Use Only 11 RF Calibration 11 2 5 Setup Line System menu such as the following figure 11 2 6 Setup Logic operation such as the following figure Operation Mode 1 By pass not control by GPIB 2 Normal control by GPIB PWR Power Supply CELL Call Test Equipment Setup UART Port ...

Page 139: ...ernal Use Only Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes 11 RF Calibration 11 2 7 Select MODEL 11 2 8 Click START for RF calibration 11 2 9 RF Calibration finishes ...

Page 140: ...lder Notices 1 The state of Phone is test mode during the CALIBRATION 2 Calibration program automatically changes either normal mode or ptest mode 3 RF Calibration steps as follow TX Channel compensation EGSM GSM850 DCS PCS EDGE EGSM EDGE GSM850 EDGE DCS EDGE PCS RX Channel compensation EGSM GSM850 DCS PCS 4 Phone Operation Mode Normal Mode ptest Mode Saving format Year month day _ pass or fail ...

Page 141: ...eserved Only for training and service purposes 12 Stand alone Test 12 Stand alone Test Ⅷ Stand alone Test 12 1 Test Program Setting Set COM Port Check PC Baud rate Confirm EEPROM Delta file prefix name Click Update Info for communicating Phone and Test Program Not Connected ...

Page 142: ...ng and service purposes LGE Internal Use Only 12 Stand alone Test For the purpose of the Standalone Test Change the Phone to ptest mode and then Click the Reset bar Select Non signaling in the Quick Bar menu Then Standalone Test setup is finished Change ptest mood Connected ...

Page 143: ...ng and service purposes 12 Stand alone Test 12 2 Tx Test Click Non signaling mode bar and then confirm OK text in the command line Put the number of TX Channel in the ARFCN Select Tx in the RF mode menu and PCL in the PA Level menu Finally Click Write All bar and try the efficiency test of Phone ...

Page 144: ... Only 12 Stand alone Test 12 3 Rx Test Put the number of RX Channel in the ARFCN Select Rx in the RF mode menu Finally Click Write All bar and try the efficiency test of Phone The Phone must be changed normal mode after finishing Test Change the Phone to normal mode and then Click the Reset bar Change normal mode ...

Page 147: ...ASS Y EXPLODED VIEW 148 LGE Internal Use Only Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes A B C D E F M L K J I H G F E D C B A G H I J K L M ...

Page 148: ...MOLD PC LUPOY SC 1004A SNOW WHITE M 58 2 APAY00 PACKAGE APAY0136101 GD310 CHN TR1 1H CHN UB CHN UB LB Seal UB1_MB2 WITHOUT COLOR 3 MBAD00 BAG VINYL PE MBAD0005204 COMPLEX empty Without Color 3 MLAJ00 LABEL MASTER BOX MLAJ0004402 LABEL MASTER BOX for CGR TDR 2VER mbox_label Without Color 3 MLAQ00 LABEL UNIT BOX MLAQ0018018 PRINTING empty WITHOUT COLOR 3 MLAZ00 LABEL MLAZ0050901 PRINTING empty WITHO...

Page 149: ...TE A 5 MBFZ00 BRACKET MBFZ0039601 COMPLEX empty WITHOUT COLOR 8 5 MCJJ00 COVER FOLDER UPPER MCJJ0054501 MOLD PC LUPOY SC 1004A WHITE 5 5 MDAE00 DECO FOLDER UPPER MDAE0046801 MOLD PC LUPOY SC 1004A SNOW WHITE 2 5 MGAD00 GASKET SHIELD FORM MGAD0197201 COMPLEX empty WITHOUT COLOR 10 5 MGAD01 GASKET SHIELD FORM MGAD0200701 COMPLEX empty WITHOUT COLOR 15 5 MGAD02 GASKET SHIELD FORM MGAD0200801 COMPLEX ...

Page 150: ...5 MDAC00 DECO SIDE MDAC0023901 MOLD PC LUPOY SC 1004A WHITE 43 5 MFBD00 FILTER MIKE MFBD0040201 COMPLEX empty WITHOUT COLOR 42 5 MPFD00 PLATE GROUND MPFD0006301 PRESS BeCu GOLD 40 5 MSGB00 STOPPER HINGE MSGB0029701 MOLD Urethane Rubber S190A WITHOUT COLOR 39 5 MSGC00 STOPPER FOLDER MSGC0005701 MOLD Urethane Rubber S190A WITHOUT COLOR 41 5 MTAB00 TAPE PROTECTION MTAB0326301 COMPLEX empty WITHOUT CO...

Page 151: ... 69 3 ACGM00 COVER ASSY REAR ACGM0138201 WHITE L 4 MCCF00 CAP MOBILE SWITCH MCCF0065901 COMPLEX empty SNOW WHITE 4 MCCG00 CAP MULTIMEDIA CARD MCCG0021101 MOLD PC LUPOY SC 1004A SNOW WHITE 56 4 MCJN00 COVER REAR MCJN0105801 MOLD PC LUPOY SC 1004A SNOW WHITE 54 4 MGAD00 GASKET SHIELD FORM MGAD0197701 COMPLEX empty WITHOUT COLOR 4 MLAB00 LABEL A S MLAB0001102 C2000 USASV DIA 4 0 WHITE 4 MTAB00 TAPE P...

Page 152: ...GE Internal Use Only 13 EXPLODED VIEW REPLACEMENT PART LIST Level Location No Description Part Number Spec Color Remark 5 MTAZ00 TAPE MTAZ0272201 COMPLEX empty WITHOUT COLOR 71 5 MLAZ00 LABEL MLAZ0038301 PID Label 4 Array WITHOUT COLOR 6 SC400 FRAME SHIELD MFEA0032701 PRESS STS 0 2 WITHOUT COLOR 51 ...

Page 153: ...LE SMT BOTTOM SACC0066201 FPCB LCD 7 BAT100 BATTERY CELL LITHIUM SBCL0001701 2 V 0 5 mAh CYLINDER Reflow type BB Max T 1 67 phi 4 8 Pb Free 7 C105 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 7 C108 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 7 C109 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 7 C111 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 7 C...

Page 154: ...OR CHIP ELCH0004204 33 nH J 1608 R TP PBFREE 7 L111 INDUCTOR CHIP ELCH0004204 33 nH J 1608 R TP PBFREE 7 R101 RES CHIP MAKER ERHZ0000406 100 Kohm 1 16W J 1005 R TP 7 R102 RES CHIP MAKER ERHZ0000701 0 ohm 1 10W J 1608 R TP 7 R103 RES CHIP MAKER ERHZ0000406 100 Kohm 1 16W J 1005 R TP 7 R104 RES CHIP ERHY0000254 4 7K ohm 1 16W J 1005 R TP 7 R105 RES CHIP ERHY0000241 1K ohm 1 16W J 1005 R TP 7 R106 RE...

Page 155: ... VARISTOR SEVY0004101 5 6 V SMD 360pF 1005 7 VA102 VARISTOR SEVY0003601 5 6 V SMD 100pF 1005 7 VA103 VARISTOR SEVY0003601 5 6 V SMD 100pF 1005 7 VA104 VARISTOR SEVY0004101 5 6 V SMD 360pF 1005 6 SAED00 PCB ASSY KEYPAD SMT TOP SAED0034701 7 LD100 DIODE LED CHIP EDLH0013701 WHITE ETC R TP SIDEVIEW empty 2 9 3 2V 30mA 1200 1400mcd 120mW empty empty 2P 7 LD101 DIODE LED CHIP EDLH0013701 WHITE ETC R TP...

Page 156: ...R TP 6 C109 CAP CERAMIC CHIP ECCH0000155 10 nF 16V K X7R HD 1005 R TP 6 C110 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C111 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C112 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C113 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C114 CAP CERAMIC CHIP ECCH0000120 39 pF 50V J NP0 TC 1005 R TP 6 C115 C...

Page 157: ...005 R TP 6 C140 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C200 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C211 CAP CERAMIC CHIP ECCH0000117 27 pF 50V J NP0 TC 1005 R TP 6 C216 CAP CHIP MAKER ECZH0000813 100 pF 50V J NP0 TC 1005 R TP 6 C225 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C230 CAP CERAMIC CHIP ECCH0000198 2 2 uF 6 3V M X5R TC 1005 R TP 6...

Page 158: ...nF 50V K X7R HD 1005 R TP 6 C417 CAP CERAMIC CHIP ECCH0000901 2 2 pF 50V C NP0 TC 1005 R TP 6 C418 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C419 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C420 CAP CHIP MAKER ECZH0000813 100 pF 50V J NP0 TC 1005 R TP 6 C421 CAP CHIP MAKER ECZH0001215 1 uF 10V K X5R TC 1005 R TP 6 C422 CAP CERAMIC CHIP ECCH0000901 2 2 pF 50V C NP0 T...

Page 159: ... DIP empty 6 FB100 FILTER BEAD CHIP SFBH0008102 1800 ohm 1005 Bead 6 FB101 FILTER BEAD CHIP SFBH0008102 1800 ohm 1005 Bead 6 FB102 FILTER BEAD CHIP SFBH0008102 1800 ohm 1005 Bead 6 FB103 FILTER BEAD CHIP SFBH0008102 1800 ohm 1005 Bead 6 FB400 FILTER BEAD CHIP SFBH0000903 600 ohm 1005 6 FL307 FILTER EMI POWER SFEY0006501 SMD 3 TERMINAL EMI FILTER 6 FL400 FILTER SEPERATOR SFAY0008602 850 900 1800 19...

Page 160: ...IP MAKER ERHZ0000203 10 Kohm 1 16W F 1005 R TP 6 R202 RES CHIP MAKER ERHZ0000437 2 Kohm 1 16W J 1005 R TP 6 R205 RES CHIP ERHY0000283 130K ohm 1 16W J 1005 R TP 6 R207 RES CHIP MAKER ERHZ0000406 100 Kohm 1 16W J 1005 R TP 6 R208 RES CHIP MAKER ERHZ0000404 1 Kohm 1 16W J 1005 R TP 6 R211 RES CHIP MAKER ERHZ0000456 2 2 ohm 1 16W J 1005 R TP 6 R218 RES CHIP MAKER ERHZ0000456 2 2 ohm 1 16W J 1005 R TP...

Page 161: ...IP ECCH0005604 10000000 pF 6 3V M X5R TC 1608 R TP empty empty empty empty empty empty 0 8 mm 6 C203 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C204 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C205 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C206 CAP CERAMIC CHIP ECCH0000143 1 nF 50V K X7R HD 1005 R TP 6 C208 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R...

Page 162: ...IP ECCH0005604 10000000 pF 6 3V M X5R TC 1608 R TP empty empty empty empty empty empty 0 8 mm 6 C203 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C204 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C205 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C206 CAP CERAMIC CHIP ECCH0000143 1 nF 50V K X7R HD 1005 R TP 6 C208 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R...

Page 163: ...000198 2 2 uF 6 3V M X5R TC 1005 R TP 6 C319 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C320 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C321 CAP CERAMIC CHIP ECCH0000122 47 pF 50V J NP0 TC 1005 R TP 6 C323 CAP CHIP MAKER ECZH0003503 1 uF 25V K X5R HD 1608 R TP 6 C325 CAP CHIP MAKER ECZH0001215 1 uF 10V K X5R TC 1005 R TP 6 C326 CAP CERAMIC CHIP ECCH0000117 27 pF 50...

Page 164: ...OR SMD POWER ELCP0006703 10 uH M 3 2 2 6 1 0 R TP 6 L201 INDUCTOR SMD POWER ELCP0006703 10 uH M 3 2 2 6 1 0 R TP 6 L300 INDUCTOR CHIP ELCH0003842 100 nH J 1005 R TP MLCI 6 R201 RES CHIP MAKER ERHZ0000406 100 Kohm 1 16W J 1005 R TP 6 R204 RES CHIP MAKER ERHZ0000406 100 Kohm 1 16W J 1005 R TP 6 R206 RES CHIP MAKER ERHZ0000406 100 Kohm 1 16W J 1005 R TP 6 R209 RES CHIP MAKER ERHZ0000406 100 Kohm 1 16...

Page 165: ...Z0000505 680 ohm 1 16W J 1005 R TP 6 R313 RES CHIP MAKER ERHZ0000505 680 ohm 1 16W J 1005 R TP 6 R314 RES CHIP MAKER ERHZ0000406 100 Kohm 1 16W J 1005 R TP 6 R318 RES CHIP MAKER ERHZ0000211 1200 ohm 1 16W F 1005 R TP 6 R319 RES CHIP MAKER ERHZ0000236 2000 ohm 1 16W F 1005 R TP 6 R320 RES CHIP MAKER ERHZ0000443 2200 ohm 1 16W J 1005 R TP 6 R321 RES CHIP MAKER ERHZ0000443 2200 ohm 1 16W J 1005 R TP ...

Page 166: ...ON SBPL0098303 3 7 V 900 mAh 1 CELL PRISMATIC 553446 China Label PRISMATIC BLACK BLACK 3 SGDY00 DATA CABLE SGDY0015201 empty empty 1 2M China MicroUSB Plug USB Datacable 1 2M 4 BLACK N 3 SGEY00 EAR PHONE EAR MIKE SET SGEY0003743 RMS 20mW 0 56V RMS 16 2 4OHM 1KHZ 116dB 3dB 1KHZ 3mW 116dB 1KHZ 96dB 100HZ empty WHITE 3 SSAD00 ADAPTOR AC DC SSAD0026501 100 240V 5060 Hz 5 V 5 A CCC China Standard TA WA...

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LG AR140B, Service Manual

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