LG A395 Service Manual Download Page 79

Page: 79 / 185

4. TROUBLE SHOOTING

- 79 -

Only for training and service purposes

LGE Internal Use Only

VA205

C368
10n

L200

100n

R224

220K

R256

C202

R251

R208

5.6

VA224

VA202

56p

C212

5.6

R209

1800

FB210

FB211

1800

FB200

1800

J200

6
1

M5-MIC

M4-DETECT

M4-L

M1-R

M6-GND

VA200

56p

C213

VIO_1V8

VA201

1800

FB20

HS_OUT_R

HS_OUT_L

FM_ANT

JACK_DET

Changed (12/3)

Value changed (11/12)

RS/CS (12/28)

Changed (9/25)

Changed (12/3)

Close to Pin (8/8)

Changed (10/31)

close to 3.5pi conn

(6/28)

(7/3) VA224 : need to check less than 5pF

(7/19)

TP1(J200)

TP2

Summary of Contents for A395

Page 1: ...Internal Use Only Service Manual LG A395 Date April 2013 Issue 1 0 ...

Page 2: ...ypad Interface 45 3 12 Audio Front End 47 3 13 Camera Interface 49 3 14 KEY BACLKLIGHT LED Interfac 51 3 15Vibrator Interface 52 4 TROUBLE SHOOTING 53 4 1 RF Component 53 4 2 RXTrouble 54 4 3TXTrouble 58 4 4 Power OnTrouble 62 4 5 ChargingTrouble 64 4 6VibratorTrouble 67 4 7 LCDTrouble 69 4 8 CameraTrouble 73 4 9 SpeakerTrouble 76 4 10 EarphoneTrouble 78 4 11 ReceiverTrouble 81 4 12 MicrophoneTrou...

Page 3: ...carrier telecommunication service of facilities accessed through or connected to it The manufacturer 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...

Page 4: ...y look slightly different G Interference and Attenuation Phone 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...

Page 5: ... Drop Output LDO Liquid Crystal Display LCD Intermediate Frequency IF International Portable User Identity IPUI Global System for Mobile Communications GSM General Purpose Interface Bus GPIB Gaussian Minimum Shift Keying GMSK Flexible Printed Circuit Board FPCB Electrostatic Discharge ESD Electrical Erasable Programmable Read Only Memory EEPROM Digital Signal Processing DSP dB relative to 1 milli ...

Page 6: ...lled Oscillator VCO Universal Asynchronous Receiver Transmitter UART Time Division Multiple Access TDMA Time Division Duplex TDD Travel Adapter TA Side Tone Masking Rating STMR Pseudo SRAM PSRAM Static Random Access Memory SRAM Sending Loudness Rating SLR Subscriber Identity Module SIM Surface Acoustic Wave SAW Real Time Clock RTC Root Mean Square RMS Receiving Loudness Rating RLR Radio Frequency ...

Page 7: ...2 0 hr Min GSM900 PL 13 11 hr Min PCS PL 0 27 hr Min PCS PL 9 Charging time Approx 3 hours 30 min RX Sensitivity GSM EGSM 109dBm DCS 109dBm TX output power GSM EGSM 32 3dBm Level 5 DCS PCS 29 5dBm Level 0 SIM card type 3V Small Display MAIN TFT 320 240 QVGA pixel 262K Color Status Indicator KEY TOTAL 22EA Hard icons Key Pad Numeric 12EA 0 9 Navigation Key OK Key 5EA Menu Key Clear Key Send Key End...

Page 8: ...ight 2007 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 131 2 SYSTEM SPECIFICATION Item Feature Comment Speaker Receiver 18 x 10 Speaker Receiver Dual Mode Assembly Travel Adapter Yes MIDI SW MIDI Mono SPK Camera 1 3M FF Bluetooth FM Radio Bluetooth version 2 1 76 108MHz supported 9 ...

Page 9: ... 1850 1910 MHz RX 1930 1990 MHz 2 Phase Error RMS 5 degrees Peak 20 degrees 3 Frequency Error 0 1 ppm 4 Power Level Level Power Toler Level Power Toler 6 31dBm 3dB 14 15dBm 3dB 7 29dBm 3dB 15 13dBm 3dB 8 27dBm 3dB 16 11dBm 5dB 9 25dBm 3dB 17 9dBm 5dB 10 23dBm 3dB 18 7dBm 5dB 11 21dBm 3dB 19 5dBm 5dB 12 19dBm 3dB GSM850 EGSM 5 33dBm 2dB 13 17dBm 3dB Level Power Toler Level Power Toler 1 28dBm 3dB 9...

Page 10: ...ue to switching transient 1 800 24 5 Output RF Spectrum due to modulation 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 63 3 000 6 000 65 6 000 71 GSM850 EGSM 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 6 000 73 DCS PCS GSM850 EGSM Offset from Carrier kHz Max dBm 400 19...

Page 11: ...fication 6 Output RF Spectrum due to switching transient Offset from Carrier kHz Max dBm 400 22 600 24 1 200 24 1 800 27 7 Spurious Emissions Conduction Emission Status 8 Bit Error Ratio GSM850 EGSM BER Class II 2 439 102 dBm DCS PCS BER Class II 2 439 100 dBm 9 RX Level Report Accuracy 3 dB 10 SLR 15 3 dB 11 Sending Response 300 12 1 000 6 2 000 6 3 000 6 Frequency Hz Max dB Min dB 100 200 4 000 ...

Page 12: ...cy Hz Max dB Min dB 100 200 4 000 3 400 0 0 0 0 0 0 0 14 STMR 8 dB Mean that Adopt a straight line in between 300 Hz and 1 000 Hz to be Max level in the range 15 Stability Margin 6 dB 20 10 0 7 dB to ARL dB Level Ratio dB 35 30 10 30 7 33 3 33 7 31 7 17 5 22 5 25 5 16 Distortion 17 Side Tone Distortion Three stage distortion 10 18 System frequency 13 MHz tolerance 2 5 ppm 19 32 768KHz tolerance 30...

Page 13: ...s 30min 1 0 Bar Number Power 2 1 105dBm 2dBm 99dBm 2dBm 103dBm 2dBm 22 Antenna Display 2 1 1 0 Battery Bar Number Voltage 3 3 2 3 75 0 05 V 23 Battery Indicator 24 Low Voltage Warning Blinking Bar 3 5 0 05V Call every 1 minute 3 5 0 05V Standby every 3 minute 25 Forced shut down Voltage 3 35 0 05V 27 Battery Type Li Ion Battery Standard Voltage 3 7 V Battery full charge voltage 4 2 V Capacity 1500...

Page 14: ...L BRIEF 14 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 3 TECHNICAL BRIEF 3 1 Digital Main Processor Figure 3 1 1 MT6255 Hardware Block Diagram ...

Page 15: ...rash recovery 4 sets of General Purpose Timer Circuit Switch Data coprocessor Division coprocessor 3 1 3 External Memory Interface Supports up to 2 external devices Supports 16 bit memory components with maximum size of up to 256M Bytes for each bank Supports mobile DDR SDRAM and cellular RAM Support Flash and SRAM PSRAM with burst mode Support multi media companion chips with 8 16 bits data width...

Page 16: ...battery charger High efficiency bulk converter for core power and memory power supply with programmable voltage scaling 14 LDOs for the power supply of memory card camera Bluetooth RF SIM card and other diversified usage Six Open Drain Output Switches to Supply control the LED LDO type Vibrator One NMOS switch to control Keypad LED Thermal Overload Protection Under voltage Lock out Protection Over...

Page 17: ...crophone inputs shares one low noise amplifier with programmable gain and automatic gain control AGC mechanism Voice power amplifier with programmable gain 2nd order Sigma delta A D Converter for voice uplink path shares D A Converter for audio playback path Supports half duplex hands free operation Compliant with GSM 03 05 3 1 11 LCD NAND Flash Interface Dedicated Parallel Interface supports 3 ex...

Page 18: ...ront End Supports I2S interface High resolution D A Converters for Stereo Audio playback Voice band A D converter with digital MIC input support Stereo to Mono Conversion 3 1 15 Camera interface YUV422 format image input Capable of processing image of size up to 1 3M pixels Mediatek serial Interface 3M pixels w o compression and 5M pixels with JPEG compression Support panorama Support zero shutter...

Page 19: ...pia tone effects Hardware accelerated image editing RGB YCbCr format thumbnail output 3 1 19 MPEG 4 H 263 CODEC ISO IEC 14496 2 simple profile decode level 0 1 2 3 encode level 0 ISO IEC 14496 2 advanced simple profile Decode level 0 1 2 3 ITU T H 263 profile 0 level 40 Encoder resync maker and HEC Supported visual tools for decoder I VOP P VOP AC DC Prediction 4 MV Unrestricted MV Error Resilienc...

Page 20: ... TECHNICAL BRIEF 3 1 21 2D Accelerator Supports 32 bpp ARGB8888 24 bpp RGB888 16 bpp RGB565 and 8 bpp index color modes Rectangle fill with constant or gradient color BitBlt capable with 7 rotation types ROP4 Mask Alpha blending with 7 rotation types per pixel alpha and pre multiplied alpha Font caching normal and italic font Linear transform Support perspective transform truncate nearest bi linea...

Page 21: ...ically adjusts receiver performance in changing environments 3 1 23 Bluetooth Baseband Feature Up to 4 simultaneous active ACL links Up to 1 simultaneous SCO or eSCO link with CVSD coding Supports eSCO Scatternet support Up to 4 piconets simultaneously with background inquiry page scan Supports sniff mode AFH and PTA collaborative support for WLAN BT coexistence Idle mode and sleep mode enables ul...

Page 22: ... FM bands with 50kHz tuning step Supports RDS RBDS radio data system Supports long short antenna 30ms seek time per channel and 6sec search time for all channels Superior stereo noise reduction Soft mute volume control Supports short antenna auto calibration for different FM channels 60dB SINAD with 22 5 kHz FM deviation 3dBuVemf FM RX sensitivity with superior interference rejection 20dBuVemf for...

Page 23: ...d for high performance and adequate quiescent current Digital Core Buck Converter VCORE The digital core regulator is a DC DC step down converter Buck converter that could source 350mA max with 1 3V to 0 9V programmable output voltage based on software register setting It supplies the power for baseband circuitry of the SoC The buck converter is optimized for high efficiency and low quiescent curr...

Page 24: ...V 3 0V or 3 3V output voltage selection based on the supply specs of the 2nd subscriber identity modules SIM card It supplies the 2nd SIM card and SIM level shifter circuitry in the handset The Vsim2 LDO is controlled independently by the register named VSIM2_EN USB LDO VUSB The USB LDO is a linear regulator that could source 60mA max with 3 3V output dedicated for USB circuitry It is controlled i...

Page 25: ... 8 60 VIO_2V8 VMC 1 3 1 5 1 8 2 5 2 8 3 0 3 3 200 VMC_3V3 VSIM 1 8 3 0 60 VSIM1 VSIM2 1 3 1 5 1 8 2 5 2 8 3 0 3 3 60 VSIM2 VRTC 2 8 2 VRTC_2V8 Basic Feature LDOs VUSB 3 3 60 VUSB_3V3 VBT 1 5 1 8 2 5 2 8 3 0 3 1 3 3 100 VBT_3V1 VCAMA 1 5 1 8 2 5 2 8 150 VCMA_1V8 VCAMD 1 3 1 5 1 8 2 5 2 8 3 0 3 3 200 VCMAIO_1V8 Extra LDOs VIBR 1 3 1 5 1 8 2 5 2 8 3 0 3 3 200 VIBR_3V0 2G Transceiver LDOs VTCXO 2 8 40...

Page 26: ...l also turn on the handset if the charger is valid no OVP take place However if the battery voltage is too low to power on the handset UVLO state the system won t be turned on by any of these three ways In this case charger will charge the battery first and the handset will be powered on automatically as long as the battery voltage is high enough Under voltage Lockout UVLO The UVLO state in the PM...

Page 27: ...e The results are high performance a reduced solution size and ease of implementation The device is designed for use as the final portion of the transmitter section in aGSM850 EGSM900 DCS1800 PCS1900 handset and eliminates the need for PA to antenna switch module matching network The RF7182 features RFMD s latest integrated power flattening circuit which significantly reduces current and power var...

Page 28: ...NI C464 C465 DNI C410 22u C461 100p U400 12 18 19 20 21 22 13 6 14 2 15 5 16 4 17 3 11 1 10 9 8 7 23 GND_SLUG VRAMP TX_ENABLE GPCTRL0 GPCTRL1 GND1 VBATT GND2 RX1 RFIN_LB NC2 GND3 ANTENNA RFIN_HB GND6 GND4 GND5 GND9 GND8 GND7 NC3 RX0 NC1 C408 0 1u C409 22p C451 DNI DNI C452 C462 100p VBAT 220p C407 R409 24K 10K R407 RF_TX_RAMP LowBand_Tx HighBand_Tx RF_PA_EN RF_ANT_SW1 RF_ANT_SW2 Changed 9 10 Chang...

Page 29: ...0 0 CLKSQ_DIV2_MCU_SEL0 Cx8300_0100 1 CLKSQ_DIV2_GSM_SEL0 Cx8300_0100 2 CLKSQ_DIV2_USB_SEL0 Cx8300_0100 3 UPLL_SEL Cx8300_0204 5 GPLL_SEL Cx8300_0204 4 DPLL_SEL Cx8300_0204 3 2 MPLL_SEL Cx8300_0204 1 0 MPLL_113M_CK PLL_CON0 Cx8300_0200 PLL_CON1 Cx8300_0204 CLKSQ_CON Cx8300_0100 MPLL_CON0 Cx8300_0210 MPLL_CON1 Cx8300_0214 UPLL_CON0 Cx8300_0208 UPLL_CON1 Cx8300_020C UPLL_104M_CK UPLL_48M_USB_CK USB_...

Page 30: ...sages are listed below PLL supply four clock source MCU_CLOCK 104 113Mhz DSP_CLOCK 104 113Mhz GSM_CLOCK 104Mhz and USB_CLOCK 48Mhz For DSP MCU system clock MCU_CLOCK and DSP_CLOCK The outputted 104 113Mhz clock is controlled by MCU for 500Khz per step and settled time is under 100uS The clock is also connected to DSP MCU DCM dynamic clock manager for dynamically adjusting clock rate by digital clo...

Page 31: ...01 Figure 3 5 1 Block DIAGRAM of RFSYS 3 TECHNICAL BRIEF 32 3 5 1 GENERAL DESCRIPTION RFSYS built in MT6255 SOC is a highly integrated RF transceiver for multi band GMS and GPRS and EDGE Rx cellular systems The features are listed as following Receiver Quad band differential input LNAs Quadrature RF mixers Fully integrated channel filter with f3dB 700kHz 96 dB dynamic range ADC 24 dB PGA gain with...

Page 32: ...on Frequency Synthesizer Programmable fractional N synthesizer Integrated wide range RFVCO Integrated loop filter Fast settling time suitable for multi slot GPRS EDGE applications Digitally Controlled Crystal Oscillator DCXO Two pin 26 MHz crystal oscillator On chip programmable capacitor array for coarse tuning On chip programmable capacitor array for fine tuning Low power mode support for 32K cr...

Page 33: ...NAND Flash memory device by a microcontroller since the CE transitions do not stop the read operation In addition device supports ONFI 1 0 specification The copy back function allows the optimization of defective blocks management when a page program operation fails the data can be directly programmed in another page inside the same array section without the time consuming serial data insertion ph...

Page 34: ...oses LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 131 3 TECHNICAL BRIEF Figure 3 6 1 LOGIC DIAGRAM 35 Table 3_6_1 Signal Names VCC CE WE RE ALE CLE WP IQ0 IQ15 R B VSS Table 3_6_1 Signal Names Figure 3 6 1 LOGIC DIAGRAM ...

Page 35: ...t reserved Only for training and service purposes LGE Internal Use Only 131 3 TECHNICAL BRIEF Figure 3 6 2 BLOCK DIAGRAM 36 Figure 3 6 2 BLOCK DIAGRAM ADDRESS REGISTER COUNTER PROGRAM ERASE CONTROLLER HV GENERATION COMMAND INTERFACE LOGIC COMMAND REGISTER DATA REGISTER ALE CLE WE CE RE WP I O BUFFER IO0 IO15 Y DECODER A27 A0 PAGE BUFFER NAND Flash MEMORY ARRAY X D E C O D E R ...

Page 36: ...me tR 25us Max Sequential access time 45ns Min Page program 300us Typ BLOCK ERASE Block Erase Time 3ms Typ COMMAND SET ONFI1 0 Compliant command set Read Unique Ids ELECTRONIC SIGNATURE 1st cycle Manufacturer Code 2nd cycle Device Code 3rd cycle Internal chip number Cell Type Number of Simultaneously Programmed Pages 4th cycle Page size Block size Organization Spare size RELIABILITY 50 000 Program...

Page 37: ... C7 GND1 GND4 GND2 GND3 DNI C282 C281 DNI 1u C283 VSIM_2 R268 DNI VA236 VA235 VA234 SIM_2_RST SIM_2_CLK SIM_2_DATA SIM3 SW must be careful C288 DNI 1 2 C286 DNI 1 2 C285 DNI 1 2 C287 1u 1 2 DNI R269 2 1 J203 9 8 10 7 6 3 5 2 4 1 C1 C5 C2 C6 C3 C7 GND1 GND4 GND2 GND3 VSIM_3 VA239 VA238 VA237 SIM_3_DATA SIM_3_RST SIM_3_CLK SIM4 SW must be careful J204 9 8 10 7 6 3 5 2 4 1 C1 C5 C2 C6 C3 C7 GND1 GND4...

Page 38: ... GPI15 SIMRST1 GPI14 VSIM_2 VSIM_1 C237 2 2u 1 2 VIO_1V8 VBAT 1u C257 2 1 C258 1u 2 1 C238 1u 1 2 SIM2_CLK SIM2_RST SIM2_DATA SIM_CLK RST_N I2C_SDA2 I2C_SCL2 SIM_DATA SIM_RST SIM_3_DATA SIM_3_RST SIM_3_CLK SIM_4_RST SIM_4_RST SIM_4_CLK SIM_4_CLK SIM_4_DATA SIM_4_DATA SIM_1_CLK SIM_1_CLK SIM_1_RST SIM_1_RST SIM_1_DATA SIM_1_DATA SIM_2_RST SIM_2_CLK SIM_2_DATA SIM2 SW SIM3 SW SIM4 SW SIM1 SW SIM1 SW...

Page 39: ...als As shown is the Figure 3 8 2 SIMVCC SIMSEL SIMRST SIMCLK and SIMDATA are for one SIM interface while SIM2VEE SIM2SEL SIM2RST SIM2CLK and SIM2DATA are for the other one The functions of the two SIM interfaces are identical therefore only first SIM interface will be described in this document The VSIM is used to control the external voltage supply to the SIM card and SIM SEL determines the regul...

Page 40: ...mmed as GPIOs The SIM interface supports both 1 8V and 3V SIM cards An I2C interface is used to control SIM channel individually The MT6306 is available in 28 pin 4mm x 4mm QFN package The operating temperature range is from 25 C to 85 C Features Control and communication through an I2C interface with baseband processor Independent 1 8V 3V VCC control for each SIM card Power management and control...

Page 41: ...tion version 2 0 as well as the Multi Media Card MMC bus protocol as defined in MMC system specification version 4 1 Since SD memory Card bus protocol is backward compatible to MMC bus protocol the controller is capable of working well as the host on MMC bus under control of proper firmware Furthermore the controller also support SDIO card specification version 1 0 partially However the controller...

Page 42: ...arallel to serial conversion and both 8 and 9 bit serial interface is supported The 8 bit serial interface uses four pins LSCE LSDA LSCK and LSA0 to enter commands and data Meanwhile the 9 bit serial interface uses three pins LSCE LSDA and LSCK for the same purpose Data read is not available with the serial interface and data entered must be 8 bit Figure 3 9 1 LCD Interface 3 TECHNICAL BRIEF 3 9 L...

Page 43: ...ss control Users can easily configure up to 32 step of LED current by I2C interface In the section of linear regulator The RT9367C comprises a dual channel low noise and low dropout regulator sourcing up to 300mA at each channel The range of output voltage can be configured from 1 1V to 3 3V by I2C interface The outputs of LDO offer 3 accuracy and low dropout voltage of 250mV 300mA The LDO also pr...

Page 44: ...with an external resistor For USB application the user can set the current to 100mA 500mA through the EN SET pin For the factory mode the RT9536 can allow 4 2V or 4 35V 2 3A power pass through to support system operation It also provides a 50mA LDO to support the power of peripheral circuit The internal thermal feedback circuit regulates the die temperature to optimize the charge rate for all ambi...

Page 45: ...306 KB305 KB302 KB301 2 1 KB319 KB312 KB311 KB320 KB318 KB310 KB303 KB304 KB315 KB313 KB317 KB309 KB308 KB314 R318 680 KEY_ROW0 KEY_ROW2 KEY_COL0 KEY_COL1 KEY_COL2 KEY_ROW1 KEY_ROW4 KEY_ROW3 KEY_COL3 KEY_COL4 Changed 12 29 Changed 12 29 SW1 SW2 SEND RIGHT LEFT OK DOWN UP SHARP NUM 0 STAR NUM 9 NUM 8 NUM 7 NUM 6 NUM 5 NUM 4 NUM 3 NUM 2 NUM 1 Figure 3 11 1 MAIN KEY STRUCTURE R365 680 680 R366 SW300 ...

Page 46: ... detection block which provides key pressed key released and de bounce mechanisms Each time the key is pressed or released i e something different in the 6 x 7 matrix or power key the key detection block senses the change and recognizes if a key has been pressed or released Whenever the key status changes and is stable a KEYPAD IRQ is issued The MCU can then read the key s pressed directly in KP_M...

Page 47: ...iers for audio playback The second part is the voice downlink path including voice band DACs left channel audio DAC and voice amplifier which produces voice signal to earphone or other auxiliary output device Amplifiers in the two blocks are equipped with multiplexers to accept signals from internal audio voice The last part is the voice path which is the interface between the microphone or other ...

Page 48: ... reserved Only for training and service purposes LGE Internal Use Only Figure 3 12 2 Functional specifications of analog voice blocks Figure 3 13 2 Functional specifications of analog voice blocks See the table below for the functional specifications of audio blocks ...

Page 49: ...to white balance AWB anti flicker 50Hz 60Hz manual Auto The AE and AWB functions are performed by an embedded 8 bit processor which uses to run built in these sophisticated algorithms The programmable functions are controlled by host processor via 2 wire I2C bus interface The YACC6A1SBDBS which needs a single master clock 48Mhz Max is suitable for low power camera module with 2 8V 1 8V power suppl...

Page 50: ...B5 6 5 ITU656 like Frame rate 15fps SXGA 30fps VGA 20 fps 720P ADC resolution 10 Bit Lens shading correction Color correction Noise reduction Edge enhancement Windowing Programmable Sub Sample 1 2 1 4 VGA QVGA Gamma correction Image effect Mono Sepia Solarization Negative Sketch Embossing Image scaling 1x 1 64x Anti flicker 50Hz 60Hz Auto Manual Image Flip X Y Flip Auto exposure AE Auto white bala...

Page 51: ...nterface Key Backlight LED is controlled by KEYPAD_LED signal of MT6255 The built in open drain output switch drives the Keypad LED in the handset This switch is controlled by baseband with the enable register The keypad LED can sink 150mA and will become high impedance as disabled 52 3 14 KEY BACLKLIGHT LED Interface Figure 3 14 1 Key Backlight Block R357 47 R360 47 47 R361 R363 47 47 R362 47 R36...

Page 52: ... Only 131 3 TECHNICAL BRIEF Figure 3 15 1 Vibrator Driver Block 3 15 Vibrator Interface Vibrator is driven by MT6255 VIBR_3V0 is connected with terminal of vibrator and terminal is connected with GND It is controlled by VIBRATOR signal of MT6255 53 3 15 Vibrator Interface Figure 3 15 1 Vibrator Driver Block 22n L301 C307 1u VB300 2 1 D301 VA330 L302 270n VIBR_3V0 10 12 Changed Location is changed ...

Page 53: ...Only for training and service purposes LGE Internal Use Only Figure 4 1 4 TROUBLE SHOOTING 4 1 RF Component U101 Main Chip MT6255 U400 TX Module RF7182 U100 Memory 2G 1G DDR H9DA2GH1GHMMMR 46M X101 Crystal 26MHz Clock X102 Crystal 32 768MHz Clock SW400 X102 U101 U101 X101 U401 ...

Page 54: ...ing and service purposes LGE Internal Use Only 4 2 RXTrouble START 2 Check Mobile SW TX module Re download SW or Do calibration again 1 Check Crystal Circuit 3 Check PLL Control HP8960 Test mode 62 CH 7 level setting TCH 62CH 60dBm setting BCCH Spectrum analyzer setting Oscilloscope setting ...

Page 55: ...nal Use Only 1 Checking Crystal Circuit Figure 4 2 1 26 MHz O K ReplaceTP1 No Crystal is OK See next page to check PLL Circuit Yes TP1 P23 U23 W15 AB16 AC16 AA16 W24 W23 TXO_LB TXO_HB CLK_SEL XTAL1 XTAL2 FREF MICBIAS1 MICBIAS0 26MHz X101 TSX 3225 26MHZ_7_4PF 2 1 3 4 VMIC_BIAS_P EARMIC_BIAS 1u C132 LowBand_Tx HighBand_Tx TP1 ...

Page 56: ...NC1 C408 0 1u C409 22p 2 7n L405 FL400 4 3 2 1 5 10 6 7 8 9 GSM850 900_Bal2 GSM850 900_Bal1 GSM1800 1900_Bal2 GSM1800 1900_Bal1 GND4 GND3 GSM850 900_UnB GND1 GND2 GSM1800 1900_UnB SW400 4 3 2 1 ANT COMMON G3 G4 C451 DNI DNI C452 C462 100p DNI L411 VBAT 220p C407 R409 24K 10K R407 1p C460 1 2 12n L451 2 1 12n L452 2 1 RF_TX_RAMP LowBand_Tx HighBand_Tx HB_RxN HB_RxP LB_RxP LB_RxN RF_PA_EN RF_ANT_SW1...

Page 57: ... SW400 TP1 Signal is OK Replace Mobile SW SW400 CheckTP2 of U400 Control Signal Is TP3 4 5 OK Yes Yes Yes No No Mobile SW TX Module is OK TP6 High Band TP7 Low Band Signal is OK Check MT6255 U101 No ReplaceTX module U400 TX Module Mode Tx ENABLE GpCtrl1 GpCtrl0 Off 0 0 0 RX 0 0 1 0 RX 1 0 1 1 GSM850 900 TX Mode 1 1 0 DCS1800 PCS1900 TX Mode 1 1 1 ...

Page 58: ...ning and service purposes LGE Internal Use Only 4 3TXTrouble START 2 Check Mobile SW Tx module Redownload SW or Do calibration again 1 Check Crystal Circuit 3 Check PLL Control HP8960 Test mode 62 CH 7 level setting TCH 62CH 60dBm setting BCCH Spectrum analyzer setting Oscilloscope setting ...

Page 59: ...nal Use Only 1 Checking Crystal Circuit Figure 4 2 1 26 MHz O K ReplaceTP1 No Crystal is OK See next page to check PLL Circuit Yes TP1 P23 U23 W15 AB16 AC16 AA16 W24 W23 TXO_LB TXO_HB CLK_SEL XTAL1 XTAL2 FREF MICBIAS1 MICBIAS0 26MHz X101 TSX 3225 26MHZ_7_4PF 2 1 3 4 VMIC_BIAS_P EARMIC_BIAS 1u C132 LowBand_Tx HighBand_Tx TP1 ...

Page 60: ...NC1 C408 0 1u C409 22p 2 7n L405 FL400 4 3 2 1 5 10 6 7 8 9 GSM850 900_Bal2 GSM850 900_Bal1 GSM1800 1900_Bal2 GSM1800 1900_Bal1 GND4 GND3 GSM850 900_UnB GND1 GND2 GSM1800 1900_UnB SW400 4 3 2 1 ANT COMMON G3 G4 C451 DNI DNI C452 C462 100p DNI L411 VBAT 220p C407 R409 24K 10K R407 1p C460 1 2 12n L451 2 1 12n L452 2 1 RF_TX_RAMP LowBand_Tx HighBand_Tx HB_RxN HB_RxP LB_RxP LB_RxN RF_PA_EN RF_ANT_SW1...

Page 61: ...ENABLE GpCtrl1 GpCtrl0 Off 0 0 0 RX 0 0 1 0 RX 1 0 1 1 GSM850 900 TX Mode 1 1 0 DCS1800 PCS1900 TX Mode 1 1 1 CheckTP6 TP7 Control Signal is TP3 4 5 OK Check MT6255 U101 Yes CheckTP1 of U400 TP1 Signal is OK Yes No No Mobile SW TX module is OK TP8 signal same asTP1 ReplaceTX module U400 No Yes Replace SW400 TP6 TP7 Signal is OK Yes Replace MT6255 U101 No ...

Page 62: ...er OnTrouble Figure 4 4 1 Figure 4 4 2 TP1 U101 TP2 1K Ω G22 H22 G20 J22 F21 F20 G21 H20 D18 E19 D19 C20 D20 E18 U2 U9 GND_20 GND_21 SCLK2 SIO2 SRST2 SCLK SIO SRST RESETB PWRKEY VREF AVSS43_VRF PMU_TESTMODE VCDT CHRLDO 330p C125 1K R108 2 1 1u C126 END_KEY SIM2_CLK SIM2_RST SIM2_DATA SIM_CLK RST_N SIM_DATA SIM_RST Close to IC TP2 1K Ω TP1 U101 ...

Page 63: ...the contact of power key Or dome switch Yes Yes Logic level at PWRON ofTP2 HIGH above 1 2V No The phone will Properly operate Is the phone power on Re download software No Yes ReplaceTP1 U100 and Re download software Check BatteryVoltage 3 30V Yes Charge or Change Battery No Check the voltage of resistors at R107 when pushing power key ReplaceTP1 U100 No Yes Yes Does it work properly Replace the m...

Page 64: ...oses LGE Internal Use Only 4 5 ChargingTrouble Figure 4 5 1 CN201 TP1 TP2 RT9536 USB Connector C289 0 1u DNI R274 820 R276 3K R277 VBAT VIO_1V8 100K R271 VUSB_LDO_4V9 0 1u C275 VBUS_USB U204 6 5 7 4 8 3 9 2 10 1 11 PGND VIN BATT ISET PGB GND1 CHGSB LDO GND2 IEOC EN_SET EOC CHG_EN 50V internal voltage 10 31 TP2 ...

Page 65: ...02 D201 4 3 5 2 6 1 VBUS GND2 DM GND1 DP ID VBUS_USB C272 22p 22pF C268 C269 1u 0 1u C295 AVDD_2V8 240K R275 CN201 11 10 9 5 4 3 2 1 8 7 6 USB_DM USB_DP ACC_ID Added for low voltage surge 12 3 25V 50V 9 10 Line Width 2mm Changed 10 12 MTK recommend 9 10 Line Width 2mm Changed for Low voltage surge 12 3 Changed 8 28 Changed 8 27 CN201 TP1 ...

Page 66: ...ector TP1 well soldered Re solder theTP1 Pin 1 VBUS_USB Yes Is the voltage at C275 ofTP2 4 9V No Charging is properly operating Battery is charged Replace the U501 No Yes Replace the main board Battery is charged Yes Charging is properly operating No Check the voltage at Pin 1 of TP2 5V TheTA is out of order Change theTA No Yes No Change the battery Yes ...

Page 67: ...ly for training and service purposes LGE Internal Use Only 4 6 VibratorTrouble Figure 4 6 Vibrator PAD TP 2 TP1 TP3 22n L301 C307 1u VB300 2 1 D301 VA330 L302 270n VIBR_3V0 10 12 Changed Location is changed for RSE 11 9 Changed 9 10 Added 9 10 VIBRATOR Vibrator PAD TP 2 TP3 TP1 ...

Page 68: ...Only START Short happened at TP3 C307 Check the state ofTP3 C307 VibratorWorking well Replace the vibrator No Is the vibrator connection Correct Check the state of Connection replace vibrator No Voltage applied atTP1 Replace the L301 No Yes Yes Yes SETTING Enter the engineering mode and set vibrator on at vibration of BB test menu ...

Page 69: ...4 TROUBLE SHOOTING 69 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 4 7 LCDTrouble Figure 4 7 1 TP2 TP3 TP4 TP5 TP1 ...

Page 70: ...7 3 8 2 9 1 INOUT_A1 INOUT_B1 INOUT_A2 INOUT_B2 INOUT_A3 INOUT_B3 INOUT_A4 INOUT_B4 G1 G2 CN301 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 FL300 7 5pF 10 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 G1 G2 C305 2 2u 100K R311 DNI R307 2 1 R312 100K 2 1 VIO_1V8 100K R308 VBAT FL302 7 5pF 10 5 6 4 7 3 8 ...

Page 71: ...pyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only Graph 4 7 1 LCD Backlight Control Signal Waveform Graph 4 7 2 LCD Data Waveform LCD_RS LCD_CS LCD_WR RS CS WR DAT ...

Page 72: ...l Use Only START Check theVoltage Level of TP5 is about Battery voltage Resoldering or Replace U302 Yes LCD working well No Is the connection of TP1 with LCD connector ok Reassemble LCD connector No Check theWaveform of EMI filter Re download check the State of U101 No Yes Does LCD work properly Yes Yes Replace LCD module No ...

Page 73: ...4 TROUBLE SHOOTING 73 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 4 8 CameraTrouble Figure 4 8 1 Camera module TP1 TP2 ...

Page 74: ...6 CAM_DATA07 CAM_RESET CAM_DATA03 CAM_DATA04 CAM_DATA05 CAM_HSYNC CAM_VSYNC CAM_PD I2C_SDA1 I2C_SCL1 CAM_F_PCLK CAM_F_MCLK Beads are deleted 12 3 VCAMD VIO are merged to VCAMD_IO_1V8 10 31 VCAM_AVDD VCAM_IOVDD VCAM_DVDD DIF_D8 TP2 W2 Y1 Y4 V2 Y3 V5 W3 W5 V6 W6 W1 U3 V3 V4 B5 NCEB CMRST CMPDN CMVSYNC CMHSYNC CMPCLK CMMCLK CMDAT7 CMDAT6 CMDAT5 CMDAT4 CMDAT3 CMDAT2 CMDAT1 CMDAT0 CAM_DATA00 CAM_DATA01...

Page 75: ...g well No Is state of the camera Module correct Replace the Camera No Check theWaveform of I2C_CLK I2C_DATA Re download Check the state of U101 No Yes Check theWaveform of CAM_MCLK 24MHz Yes Yes Re download Check the state of U101 No Check theWaveform Of Data pins Yes Re download Check the state of U101 No Check theWaveform of filter Yes Re download Check the state of U101 No Does Camera work prop...

Page 76: ...2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 4 9 SpeakerTrouble Figure 4 9 1 TP2 TP1 CN200 2 1 VA204 2 1 C264 DNI 1 2 VA203 2 1 39pF C216 1 2 C215 39pF 6 20 1810 3T spring TP1 ...

Page 77: ...ng well No No IC401 B3 A4 C3 C2 B2 D1 D3 D4 C1 A1 D2 B1 D5 A2 A5 A3 B5 B4 C5 C4 GND OUT HPVDD CPVDD CPVSS CN HPL OUT BIAS IN2 HPR IN1 SVDD IN3 IN2 SDA IN1 IN3 CP SCL C206 1u C211 1u C207 1u C208 1u FB201 600 C217 2 2u 1 2 FB202 600 2 2u C203 R205 20 R206 20 VIO_1V8 C266 0 1u C267 0 1u 2 2u C200 2 2u C218 VBAT 2 2u C219 C264 DNI 1 2 C201 0 1u 1 2 C214 2 2u 1 2 39pF C216 1 2 C215 39pF 2 2u C204 1 2 ...

Page 78: ...4 TROUBLE SHOOTING 78 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 4 10 EarphoneTrouble Figure 4 10 1 TP1 J200 TP2 ...

Page 79: ...R208 5 6 VA224 VA202 56p C212 5 6 R209 1800 FB210 2 1 FB211 1800 FB200 1800 2 1 J200 6 1 4 4D 5 M5 MIC M4 DETECT M4 L M1 R M6 GND VA200 2 1 56p C213 VIO_1V8 VA201 2 1 1800 FB207 2 1 HS_OUT_R HS_OUT_L FM_ANT JACK_DET Changed 12 3 Value changed 11 12 RS CS 12 28 Changed 9 25 Changed 12 3 Close to Pin 8 8 Changed 10 31 close to 3 5pi conn 6 28 7 3 VA224 need to check less than 5pF 7 19 TP1 J200 TP2 ...

Page 80: ... JACK DETECT LOW Check the state of soldering TP1 Earphone working well No Check connected Properly Please ReconnectThe earphone No Can you hear the sound Change the earphone and try again No Yes Yes Yes Yes Can you hear Your voice Change the earphone and try again No Set the test instrument or Play Continuous wave Set the test instrument to echo mode ...

Page 81: ...13 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 4 11 ReceiverTrouble Figure 4 11 1 TP2 TP1 CN200 2 1 VA204 2 1 C264 DNI 1 2 VA203 2 1 39pF C216 1 2 C215 39pF 6 20 1810 3T spring TP1 ...

Page 82: ...g volume of mobile as Max IC401 B3 A4 C3 C2 B2 D1 D3 D4 C1 A1 D2 B1 D5 A2 A5 A3 B5 B4 C5 C4 GND OUT HPVDD CPVDD CPVSS CN HPL OUT BIAS IN2 HPR IN1 SVDD IN3 IN2 SDA IN1 IN3 CP SCL C206 1u C211 1u C207 1u C208 1u FB201 600 C217 2 2u 1 2 FB202 600 2 2u C203 R205 20 R206 20 VIO_1V8 C266 0 1u C267 0 1u 2 2u C200 2 2u C218 VBAT 2 2u C219 C264 DNI 1 2 C201 0 1u 1 2 C214 2 2u 1 2 39pF C216 1 2 C215 39pF 2 ...

Page 83: ...4 TROUBLE SHOOTING 83 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 4 12 MicrophoneTrouble Figure 4 12 1 TP3 MIC200 TP1 C222 TP2 C228 ...

Page 84: ...TP3 MIC200 No Make a phone call then checkTP1 mic bias Check mic bias signal line No Yes Yes Microphone will work properly Check microphone sound hole C263 39p R286 1K VA206 VA207 L201 100n L202 100n R220 100 100 R222 MIC200 2 1 R216 1K 2 1 VMIC_BIAS_P 47p C229 1 2 R223 2 2K 2 1 2 2K R218 2 1 C230 0 1u 2 1 C232 DNI 0 1u C228 C231 DNI 10u C222 1 2 MIC_P MIC_N Changed 12 28 11 5 Changed to 39pF 11 5...

Page 85: ...E SHOOTING 85 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 4 13 SIM Card InterfaceTrouble 4 13 1 SIM1 Card InterfaceTrouble J204 U202 TP1 TP2 ...

Page 86: ...SIMRST2 GPI17 SCLK1 GPIO1 SIMCLK2 GPI16 SRST1 GPIO2 SIMCLK1 GPI13 SIO1 GPIO3 VSIM4 SCLK4 GPIO10 SRST4 GPIO11 SIO4 GPIO12 SIMIO1 GPI15 SIMRST1 GPI14 VSIM_2 VSIM_1 C237 2 2u 1 2 VIO_1V8 VBAT 1u C257 2 1 C258 1u 2 1 C238 1u 1 2 SIM2_CLK SIM2_RST SIM2_DATA SIM_CLK RST_N I2C_SDA2 I2C_SCL2 SIM_DATA SIM_RST SIM_3_DATA SIM_3_RST SIM_3_CLK SIM_4_RST SIM_4_RST SIM_4_CLK SIM_4_CLK SIM_4_DATA SIM_4_DATA SIM_1...

Page 87: ...heTP1 1 8V or 3V Resolder U202 No Does the SIM card Support 1 8V or 3V Change the SIM Card This phone supports 1 8V or 3V SIM card No Yes Yes SIM card is properly working Change the main board Change the SIM Card and try again Does it work Properly Redownload SW Does it work Properly IsVoltage at theTP2 1 8V or 3V SIM card is properly working Yes Yes No No ...

Page 88: ...4 TROUBLE SHOOTING 88 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 4 13 2 SIM2 Card InterfaceTrouble J201 U202 TP1 TP2 ...

Page 89: ...2 1 C238 1u 1 2 SIM2_CLK SIM2_RST SIM2_DATA SIM_CLK RST_N I2C_SDA2 I2C_SCL2 SIM_DATA SIM_RST SIM_3_DATA SIM_3_RST SIM_3_CLK SIM_4_RST SIM_4_RST SIM_4_CLK SIM_4_CLK SIM_4_DATA SIM_4_DATA SIM_1_CLK SIM_1_CLK SIM_1_RST SIM_1_RST SIM_1_DATA SIM_1_DATA SIM_2_RST SIM_2_CLK SIM_2_DATA SIM2 SW SIM3 SW SIM4 SW SIM1 SW SIM1 SW SIM2 SW In case of dual SIM Close to IC 10 12 Close to IC 10 12 R278 R279 R280 R2...

Page 90: ...heTP1 1 8V or 3V Resolder U202 No Does the SIM card Support 1 8V or 3V Change the SIM Card This phone supports 1 8V or 3V SIM card No Yes Yes SIM card is properly working Change the main board Change the SIM Card and try again Does it work Properly Redownload SW Does it work Properly IsVoltage at theTP2 1 8V or 3V SIM card is properly working Yes Yes No No ...

Page 91: ...4 TROUBLE SHOOTING 91 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 4 13 3 SIM3 Card InterfaceTrouble J202 U202 TP1 TP2 ...

Page 92: ...I17 SCLK1 GPIO1 SIMCLK2 GPI16 SRST1 GPIO2 SIMCLK1 GPI13 SIO1 GPIO3 VSIM4 SCLK4 GPIO10 SRST4 GPIO11 SIO4 GPIO12 SIMIO1 GPI15 SIMRST1 GPI14 VSIM_2 VSIM_1 C237 2 2u 1 2 VIO_1V8 VBAT 1u C257 2 1 C258 1u 2 1 C238 1u 1 2 SIM2_CLK SIM2_RST SIM2_DATA SIM_CLK RST_N I2C_SDA2 I2C_SCL2 SIM_DATA SIM_RST SIM_3_DATA SIM_3_RST SIM_3_CLK SIM_4_RST SIM_4_RST SIM_4_CLK SIM_4_CLK SIM_4_DATA SIM_4_DATA SIM_1_CLK SIM_1...

Page 93: ...heTP1 1 8V or 3V Resolder U202 No Does the SIM card Support 1 8V or 3V Change the SIM Card This phone supports 1 8V or 3V SIM card No Yes Yes SIM card is properly working Change the main board Change the SIM Card and try again Does it work Properly Redownload SW Does it work Properly IsVoltage at theTP2 1 8V or 3V SIM card is properly working Yes Yes No No ...

Page 94: ...4 TROUBLE SHOOTING 94 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 4 13 4 SIM4 Card InterfaceTrouble J203 U202 TP1 TP2 ...

Page 95: ... 1u 1 2 SIM2_CLK SIM2_RST SIM2_DATA SIM_CLK RST_N I2C_SDA2 I2C_SCL2 SIM_DATA SIM_RST SIM_3_DATA SIM_3_RST SIM_3_CLK SIM_4_RST SIM_4_RST SIM_4_CLK SIM_4_CLK SIM_4_DATA SIM_4_DATA SIM_1_CLK SIM_1_CLK SIM_1_RST SIM_1_RST SIM_1_DATA SIM_1_DATA SIM_2_RST SIM_2_CLK SIM_2_DATA SIM2 SW SIM3 SW SIM4 SW SIM1 SW SIM1 SW SIM2 SW In case of dual SIM Close to IC 10 12 Close to IC 10 12 R278 R279 R280 R281 R282 ...

Page 96: ...heTP11 8V or 3V Resolder U202 No Does the SIM card Support 1 8V or 3V Change the SIM Card This phone supports 1 8V or 3V SIM card No Yes Yes SIM card is properly working Change the main board Change the SIM Card and try again Does it work Properly Redownload SW Does it work Properly IsVoltage at theTP2 1 8V or 3V SIM card is properly working Yes Yes No No ...

Page 97: ...ervice purposes LGE Internal Use Only 4 14 KEY backlightTrouble R357 47 R360 47 47 R361 R363 47 47 R362 47 R364 LD300 LD301 LD302 LD303 LD304 LD305 1u C319 VBAT 1u C300 1 2 C301 1u 1 2 KEY_BL0 Changed 8 8 WHITE Top View LED 8 13 KEY BACKLIGHT TP1 TP2 TP3 TP4 TP5 C300 TP6 TP1 TP2 TP4 TP5 TP3 TP6 C300 ...

Page 98: ...ronics Inc All right reserved Only for training and service purposes LGE Internal Use Only START TP1 TP2 TP3 TP4 TP5 TP6 is Lower than C300 Check the state of LED or U100 No VBAT C300 Replace the main board No Yes Yes Backlight will work properly ...

Page 100: ...MSD_D 0 MSD_D 3 MSD_CMD MSD_CLK MSD_D 2 MSD_DET_N 7 3 R221 1Mohm Changed 10 30 Changed 12 29 TP2 1u C353 C355 1u C356 2 2u C351 2 2u 1 2 VMMC_3V3 VIO_1V8 R351 1K 1u C354 1 2 C357 2 2u 1 2 VBAT U302 21 20 19 18 8 7 6 5 9 4 10 3 11 2 12 1 13 14 15 16 17 LED3 LED4 NC2 LDO2 AVIN C1N LDO1 C2N AGND PGND NC1 C2P ENA C1P PVIN SCL SDA LED2 LED1 VOUT SLUG_G C352 33p VBAT VFM_2V8 C360 2 2u I2C_SDA2 I2C_SCL2 ...

Page 101: ...LGE Internal Use Only START Is MC_CLK DataTiming Correct Re download SW No Micro SD Detect OK Re download SW No Yes Yes Change the Micro SD Card Micro SD Card will work properly Is voltage of theTP1VBat Is voltage of theTP2 3 3V Check the state of U101 and Replace U302 Check the state of BatteryVoltage No Yes Yes No ...

Page 103: ...13 B11 F11 C11 B12 G10 A12 BPI_BUS0 BPI_BUS1 BPI_BUS2 BPI_BUS3 BPI_BUS4 BPI_BUS5 RF2G_N_BT RF2G_P_BT TRXIQ_P_BT TRXIQ_N_BT RBIAS_BT VCO_MONITOR_BT LNA_IN_P_FM LNA_IN_N_FM SALNA_IN_P_FM SALNA_IN_N_FM XOUT XIN TESTMODE FL402 3 2 1 IN GND OUT X102 FC 135 32 768KHz 2 1 22p C145 1 2 22p C144 1 2 R117 15K RF_PA_EN RF_ANT_SW1 RF_ANT_SW2 FM_ANT CHANGED 1 2 8 17 Removed CHANGED 7 27 BT ANTENNA 50ohm DVDD28...

Page 104: ...AA10 W11 AVDD28_FM AVSS28_FM_1 AVSS28_FM_2 GND_BT_1 GND_BT_2 GND_BT_3 GND_BT_4 GND_BT_5 GND_BT_6 AVDD33_PA_BT AVDD33_DC2DC_IN_BT AVDD13_OUT_BT AVDD13_SXAFE_BT AVDD13_TRX_BT TEST4 TEST3 TEST2 TEST1 AVDD28_HF AVDD28_LF DVDD28_IO 0 1u C101 10p C102 C103 0 1u 0 1u C111 1n C110 VBT_3V1 VBT_3V1 1u C104 VFM_2V8 VRF_2V8 VTCXO_2V8 C112 0 1u VIO_2V8 changed 12 3 Close to IC Close to IC 6 26 Close to IC W12 ...

Page 105: ...d service purposes LGE Internal Use Only START Check of BT Ant condition Check BiasVoltage VBAT atTP3 TP4 Replace U101 No A condition is good Give the additory solder inTP1 TP2 No Yes BT will work properly Check condition of matching components TP1 TP2 A condition is good Replace ANT100 No Yes Yes ...

Page 106: ...e Only 4 17 FM RadioTrouble TP1 TP2 J200 VA205 C368 10n L200 100n R256 150 8p C202 VA224 VA202 1800 FB210 2 1 FB211 1800 FB200 1800 2 1 J200 6 1 4 4D 5 M5 MIC M4 DETECT M4 L M1 R M6 GND 1800 FB207 2 1 FM_ANT Changed 12 3 RS CS 12 28 Changed 9 25 Changed 12 3 Close to Pin 8 8 6 28 7 3 VA224 need to check less than 5pF TP2 TP1 J200 ...

Page 107: ...T_4 GND_BT_5 GND_BT_6 AVDD33_PA_BT AVDD33_DC2DC_IN_BT AVDD13_OUT_BT AVDD13_SXAFE_BT AVDD13_TRX_BT TEST4 TEST3 TEST2 TEST1 AVDD28_HF AVDD28_LF DVDD28_IO GND_RF_24 GND_RF_1 GND_RF_2 GND_RF_3 GND_RF_4 GND_RF_5 0 1u C101 10p C102 C103 0 1u 0 1u C111 VIO_2V8 AVDD_2V8 1n C110 VIO_1V8 VBT_3V1 VBT_3V1 1u C104 VFM_2V8 VRF_2V8 VTCXO_2V8 C112 0 1u VIO_2V8 C114 1u GND changed 12 3 Close to IC Priority 2 Close...

Page 108: ...d service purposes LGE Internal Use Only START Check of ear_jack condition Check BiasVoltage TP3 TP4 Replace U101 No A condition is good Give the additory solder inTP1 TP2 No Yes Yes FM_radio will work properly Check condition of matching components TP1 TP2 A condition is good Replace J401 No Yes ...

Page 109: ...oses LGE Internal Use Only 5 DOWNLOAD TOOL INFORMATION TOOLVERSION DLL NAME USB DRIVER LGFLASHv151 LGFLASHv151 LGA395_20130319_ Download LG United Mobile DriverVersion 3 6 Package Release 2011 11 01 Please Check theVersion to B2B H W Name Part No SW D L Cable Micro 5P 56 open 910K USB DLC RAD32167835 IM ...

Page 111: ...right 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MS695 LGFlashTool1 3 77 21 LGMS695_20120208_Download A395 A395 LGFLASHv151 LGA395_20130319_Download LGFLASHv151 ...

Page 122: ...al Use Only MS695 LGFlashTool1 3 77 21 LGMS695_20120208_Download MS695 MS695 LGFlashTool1 3 77 21 LGMS695_20120208_Download LGMS695_20120208 dll LGMS695_20120208 LGA395_130319 LGFLASHv151 LGA395_20130319_Download LGA395_20130319 dll LGFLASHv151 LGA395_20130319_Download A395 A395 011 V10c 310 410 OCT 19 2011 0 im A395 ...

Page 129: ...S FM_AUDIO SPK_RCV HS_OUT FM_ANT HP_MIC JACK_HOOK_DET USB_DM_UART_RX VBUS VUSB_LDO_4V9 LNAND_D_ 00 07 JTAG I F RST_N UART LCD I F KEY_COL 0 7 KEY_ROW_ 0 7 End Key KP_LED SD I F LNAND I F I2C Interface CAM I F MT6255 QUAD SIM Indicator LED I2C Interface USB_DP_UART_TX VBAT BT_IN_OUT BT Antenna Filter Murata RF Module DCXO 26MHz Antenna LowBand_Tx HighBand_Tx LowBand_Rx HighBand_Rx Balun FM RADIO BL...

Page 130: ...6 BLOCK DIAGRAM 130 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only A395 Block Diagram RF BT FM A395 Block Diagram Audio ...

Page 131: ...MC KEY LED KEY_BL KPLED VBAT VIBR Audio Sub System IC401 I2C P U Backlight Charge Pump RT9367 VIBR_3V0 MOTOR VBT_3V1 VBT VFM_2V8 VIO_1V8 VIO18 MICBIAS0 SIM Controller MT6203 VBAT Battery Connector MT6255 AVDD_2V8 VTCXO VMEM_1V8 VCCIO18_EMI Camera Module VCAMD VCAMIO_1V8 VCAMIO_1V8 VCAMA VCAMA MT6255 FM Radio VBAT Message Blinker RLED_EN ISINK0 GLED_EN ISINK1 BLED_EN ISINK2 BATT_TEMP BATON AVDD_2V8...

Page 132: ...aining and service purposes LGE Internal Use Only MT6255 Audio Sub System IC401 I2C_SDA2 DAIRST SIM Controller MT6203 Camera Module I2C_SDA1 SDA I2C_SCL1 SCL DAIPCMIN I2C_SCL2 Backlight Charge Pump RT9367 I2C_SDA2 I2C_SCL2 I2C_SDA2 I2C_SCL2 A395 Block Diagram I2C A395 Block Diagram I2C ...

Page 133: ...m LCD MT6255 LCD 2 2 QVGA LCD_CS_N LCD_VSYNC EMI FILTER SFEY0012501 EMI FILTER SFEY0012501 LNAND_D_ 00 NLD0 LCD_RD_N LCD_RST_N LNAND_D_ 01 LNAND_D_ 02 LNAND_D_ 03 LNAND_D_ 04 LNAND_D_ 05 LNAND_D_ 06 LNAND_D_ 07 NLD1 NLD2 NLD3 NLD4 NLD5 NLD6 NLD7 EMI FILTER SFEY0012501 LCD_RS LCD_WR_N LPA0 LPCE0B LWRB LPTE RLDB LRSTB LCD_ID LSA0 A395 Block Diagram LCD ...

Page 134: ...SFEY0015501 CMDAT0 CAM_DATA 0 CAM_DATA 1 CAM_DATA 2 CAM_DATA 3 CAM_DATA 4 CAM_DATA 5 CAM_DATA 6 CAM_DATA 7 1 3M Camera CMPDN CAM_PWDN CAM_VSYNC CAM_HSYNC CMVSYNC CAM_MCLK CAM_PCLK CMMCLK CMPCLK I2C_SDA1 I2C_SCL1 SCL SDA CAM_DATA 0 CAM_DATA 1 CAM_DATA 2 CAM_DATA 3 CAM_DATA 4 CAM_DATA 5 CAM_DATA 6 CAM_DATA 7 CAM_VSYNC CAM_HSYNC CMDAT1 CMDAT2 CMDAT3 CMDAT4 CMDAT5 CMDAT6 CMDAT7 CMHSYNC CAM_RST_N CMRST...

Page 135: ...D_BT_1 GND_BT_2 GND_BT_3 GND_BT_4 GND_BT_5 GND_BT_6 AVDD33_PA_BT AVDD33_DC2DC_IN_BT AVDD13_OUT_BT AVDD13_SXAFE_BT AVDD13_TRX_BT TEST4 TEST3 TEST2 TEST1 AVDD28_HF AVDD28_LF DVDD28_IO GND_RF_24 GND_RF_1 GND_RF_2 GND_RF_3 GND_RF_4 GND_RF_5 GND_RF_6 GND_RF_7 GND_RF_8 GND_RF_9 GND_RF_10 GND_RF_11 GND_RF_12 GND_RF_13 GND_RF_14 GND_RF_15 GND_RF_16 GND_RF_17 GND_RF_18 GND_RF_19 GND_RF_20 GND_RF_21 GND_RF_...

Page 136: ...GND VIN BATT ISET PGB GND1 CHGSB LDO GND2 IEOC EN_SET 10u C222 1 2 C258 1u 2 1 C238 1u 1 2 VBUS_USB C272 22p 22pF C268 C269 1u 0 1u C295 AVDD_2V8 240K R275 CN201 11 10 9 5 4 3 2 1 8 7 6 DNI C277 1 2 DNI C282 C281 DNI 1u C283 VSIM_2 R268 DNI VSIM_3 R267 DNI C280 1u VSIM_1 DNI C276 C279 DNI VA210 VA209 VA208 VA239 VA238 VA237 VA236 VA235 VA234 VA233 VA229 VA228 VSIM_4 DNI R240 2 1 C243 1u 1 2 DNI C2...

Page 137: ...1u C305 2 2u KB307 VA303 KB314 100K R311 DNI R307 2 1 R312 100K 2 1 VIBR_3V0 VIO_1V8 100K R308 VBAT FL302 7 5pF 10 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 G1 G2 R318 680 VA314 VA315 2 1 CAM_DATA00 CAM_DATA01 CAM_DATA02 CAM_PCLK CAM_MCLK CAM_DATA06 CAM_DATA07 END_KEY CAM_RESET CAM_DATA03 CAM_DATA04 CAM_DATA05 LCD_RS CAM_HSYNC CAM_VSYNC CAM_PD MSD_D ...

Page 138: ...9 GSM850 900_Bal2 GSM850 900_Bal1 GSM1800 1900_Bal2 GSM1800 1900_Bal1 GND4 GND3 GSM850 900_UnB GND1 GND2 GSM1800 1900_UnB SW400 4 3 2 1 ANT COMMON G3 G4 C451 DNI DNI C452 C462 100p ANT402 C405 100p DNI L411 VBAT 220p C407 R409 24K 10K R407 ANT401 1p C460 1 2 12n L451 2 1 12n L452 2 1 RF_TX_RAMP LowBand_Tx HighBand_Tx HB_RxN HB_RxP LB_RxP LB_RxN RF_PA_EN RF_ANT_SW1 RF_ANT_SW2 Changed 8 9 DAISY CHAI...

Page 139: ...s LGE Internal Use Only 8 BGA PIN MAP BGA IC pin check U101 MT6255TFBGA 12 5mm x 12 5mm 382ball Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 131 BGA IC pin check U101 MT6255TFBGA 12 5mm x 12 5mm 382ball not in use 8 BGA PIN MAP 1 not in use ...

Page 140: ...poses LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 131 BGA IC pin check U100 130bal 8 0X9 0 MCP x16 SLC NAND x16 DDR400 8 BGA PIN MAP 2 BGA IC pin check U100 130bal 8 0X9 0 MCP x16 SLC NAND x16 DDR400 not in use NC ...

Page 141: ... LD307 L D 3 0 5 R 3 6 4 LD304 LD303 R362 C301 KB304 R 3 6 1 K B 3 0 1 L D 3 0 2 K B 3 0 7 KB306 KB303 KB309 KB310 KB315 KB319 R363 KB314 R360 LD301 KB318 KB317 KB313 KB308 KB302 K B 3 2 0 K B 3 0 0 KB311 KB312 KB316 KB305 LG A395_EAX65163601_1 0_MAIN_TOP 9 PCBLAYOUT ANT100 BT antenna No BT working LD300 301 302 303 304 305 no Key backlight on ...

Page 142: ...3 VA200 FB211 VA201 C212 C275 C268 C269 C289 R277 R276 U204 VA224 L200 C202 R208 R209 R271 D202 C365 C304 D201 CN201 ZD300 C297 C321 C206 C200 C201 C266 C203 IC401 VA320 VA319 VA318 FB202 FB201 C217 C214 C219 R205 C267 C208 C211 C204 C205 C218 R206 VA324 VA321 VA203 C169 L103 C215 C216 VA204 C166 C165 C264 CN200 VA322 VA323 VA325 VA326 C315 C325 C316 C324 C326 C317 CN101 C270 C235 C355 C354 C356 R...

Page 143: ...est Result 1 3 3 All Auto Detect 1 3 4 Key Press Test 1 3 5 Camera Test 1 3 6 LCD LED Test 1 3 7 Sound Test 1 3 8 Vibrator Test 1 3 9 BT Test 1 3 10 FM Radio Test 1 3 11 Acoustic Loopback 1 3 12 LCD Backlight 1 3 13 Keypad Backlight 1 3 14 Vibrator Duration 118 2 ELT TEST 2 1 automatic 2 1 1 1 Time 2 1 2 2 Times 2 1 3 3 Times 2 1 4 4 Times 2 1 5 5 Times 2 1 6 25 Times 2 1 7 100 Times 2 1 7 Infinit...

Page 144: ... mode 7 5 5 Ring tone 7 5 6 Speech enhancement 7 5 7 Debug info 7 5 8 Auto record setting 7 6 GPRS act 7 6 1 Attach 7 6 2 1st PDP 7 6 3 2nd PDP 7 7 Packet Data Connection 7 8 Misc 7 8 1 RAM test 7 8 2 Memory dump 7 8 3 Internet application 7 8 4 Java 7 8 5 MRE 7 8 6 Power on CFU query 7 9 Bluetooth 7 9 1 General test 7 9 2 Bluetooth RF test 7 9 3 Bluetooth UPF test 7 9 4 A20 BT test 7 10 Profiling...

Page 145: ... PIF200 AllType BJAY0024021 USB Cable USB Cable RAD32247898 Power Cable DC Power Cable RAD32247878 I O Cable MS 156C BJAY0024004 RF Cable_Main 5P E SATA_DC_Plug RAD32167861 Power Supply_PIF Power Supply 5 3V Power Supply_Phone Power Supply 5 0V RFTest Equipment E5515C 8960 NOTICE 1 Use the Battery Refer to Attached image 1 Phone states Power off 2 If do not use the battery GSM 850TX fails 2 Port S...

Page 147: ...7 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MS695 Tachyon36 LGMS695_20120213_Calibration A395 TachyonV43 LGA395 20130417 ALL file Calibration A395 ...

Page 150: ...RATION 150 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MS695 MS695 MS695 MS695 MS695 MS695 MS695 A395 A395 A395 A395 A395 LGA395 LGA395 A395 ...

Page 154: ...11 CALIBRATION 154 Copyright 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only BJAY0023732 MS 156C BJAY0024004 RAD32167861 MS 156C 5 3V 1 2 ...

Page 162: ...right 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MS695 MS695 A395 MS695 MS695 MS695 MS695 MS695 MS695 MS695 MS695 LG A395 LG A395 LGA395 LGA395 LGA395 LGA395 LGA395 ...

Page 165: ...ronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 12 HIDDEN MENU Hidden Menu Start Start shortcut keys 3845 395 Hidden Menu Start the desired menu Menu OK button click Version Info Shows SW Version Info ...

Page 166: ... training and service purposes LGE Internal Use Only Factory Reset Factory Reset Reset as default Factory Settings DeviceTest Classified into All Auto Test partial All Auto Test Result partial All Auto Test Full All AutoTest Result You can check Test Results for all the test cases ...

Page 167: ...reserved Only for training and service purposes LGE Internal Use Only Auto DetectTest Key PressTest Check below Items Up Down key Hard Key Power key Hard Key Menu key Hard Key Home key Hard Key Back key Touch Key CameraTest Snapshot Captured image after clicking Ok ...

Page 168: ...ctronics Inc All right reserved Only for training and service purposes LGE Internal Use Only CameraTest Cam cording Video of 5 seconds is playing after captured LCD DisplayTest Check Black and White color SoundTest Click the PASS or FAIL icon ...

Page 169: ...t 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only VibratorTest Click the PASS or FAIL icon BTTest Bluetooth Scanning is PASS OK Acoustic Loopback Receiver mode is activated ...

Page 170: ...0 MJN01 MKC00 MJN00 AEX00 EAJ00 ADB00 ABA00 ABM00 EBP00 SJMY00 MBL00 EAA00 EAB00 EAC00 ACQ00 AEX00 MKC00 MJN00 ACQ01 EAA00 EAB00 MBL00 Cover Assembly Front Keypad Assembly Main Window LCD Tape Window Cover Assembly Rear PIFA Antenna Multiple Speaker Dual Mode Cap SJMY00 EBR00 EBP00 ADB00 ABM00 ABA00 EAJ00 GMEY00 Motor DC PCB Assembly Main Camera Module Dome Assembly Metal Can Assembly Shield Brack...

Page 171: ...74117401 LGA395 ABRABK ZZ Without Color 4 MJN061100 Tape Protect MJN68371801 COMPLEX LGA395 ABRABK ZZ Without Color 4 MKC00 Window LCD MKC64502601 CUTTING ACRYL LGA395 ABRABK ZZ Without Color 4 MJN020800 Tape Decor MJN68427401 COMPLEX LGA395 ABRABK ZZ Without Color 4 MJN00 Tape Window MJN68427301 COMPLEX LGA395 ABRABK ZZ Without Color 4 MHK000000 Sheet MHK63977201 COMPLEX LGA395 ABRABK ZZ Without ...

Page 172: ...hout Color 5 MJN009400 Tape Camera MJN68427601 COMPLEX LGA395 ABRABK ZZ Without Color 5 MKC009400 Window Camera MKC64521701 CUTTING ACRYL LGA395 ABRABK ZZ Without Color 5 MEZ000900 Label After Service MLAB0001102 COMPLEX C2000 CGRSV WA White C2000 USASV DIA 4 0 PRINTING 5 MBG071300 Button Side MBG64748101 MOLD PC LGA395 ABRABK ZZ Without Color 5 MBL00 Cap MBL65404001 MOLD PC LGA395 ABRABK ZZ Witho...

Page 173: ...Z Without Color 6 MCQ000001 Damper MCQ67200501 COMPLEX LGA395 ABRABK ZZ Without Color 6 MCQ000000 Damper MCQ67238901 COMPLEX LGA395 ABRABK ZZ Without Color 6 MJN009400 Tape Camera MJN68372201 COMPLEX LGA395 ABRABK ZZ Without Color 3 GMEY00 Screw Machine GMEY0014301 GMEY0014301 BH 1 4mM 3 5mM MSWR NI PLT N KUMGANG SCREW CO LTD 3 MJN01 Tape MJN68409101 COMPLEX LGA395 ABRABK ZZ Without Color 1 AGF000...

Page 174: ...ide SPRING BUJEON ELECTRONICS CO LTD 4 SJMY00 Motor DC SJMY0007905 DM YK407 6F2 3V 80mA 0A 11KRPM 0RPM 0SEC 0GF CM 0OHM DONGYANG CHENGJI CO 3 EBR00 PCB Assembly Main EBR77167101 LGA395 ABRASV 1 0 Main 4 EBR071800 PCB Assembly Main SMT EBR76750701 LGA395 ABRABK 1 0 Main 5 EBR071600 PCB Assembly Main SMT Bottom EBR76751701 LGA395 ABRABK 1 2 Main 6 C415 Capacitor High Frequency Ceramic Chip EAE628827...

Page 175: ... R TP TDK CORPORATION 6 C108 C114 C128 C129 C170 C265 C308 C309 C315 C316 C317 C322 Capacitor Ceramic Chip ECCH0004904 GRM155R60J105K 1uF 10 6 3V X5R 55TO 85C 1005 R TP MURATA MANUFACTURING CO LTD 6 C141 Capacitor Ceramic Chip ECCH0006201 C1608X5R0J475KT000N 4 7uF 10 6 3V X5R 55TO 85C 1608 R TP TDK CORPORATION 6 C124 C200 C237 C305 C351 C356 C357 Capacitor Ceramic Chip ECCH0007804 CL05A225MP5NSNC ...

Page 176: ... NONE 1 0X0 5X0 5MM R TP PILKOR ELECTRONICS LTD 6 C467 L405 Inductor Multilayer Chip ELCH0003815 LQG15HS2N7S02D 2 7NH 0 3NH 300mA 0 15OHM 6GHZ 8 SHIELD NONE 1 0X0 5X0 5MM R TP MURATA MANUFACTURING CO LTD 6 L402 Inductor Multilayer Chip ELCH0004721 1005GC2T2N2SLF 2 2NH 0 3NH 300mA 0 16OHM 6GHZ 8 SHIELD NONE 1 0X0 5X0 5MM R TP PILKOR ELECTRONICS LTD 6 R161 R162 Resistor Chip ERHZ0000222 MCR01MZP5F15...

Page 177: ...01XJEW 100NH 5 900mA 0 16OHM 1 4GHZ 8 NON SHIELD NONE 1 12X0 66X0 66MM R TP COILCRAFT SINGAPORE PTE LTD 6 L456 Inductor Multilayer Chip ELCH0003827 LQG15HS47NJ02D 47NH 5 200mA 0 72OHM 1GHZ 8 SHIELD NONE 1 0X0 5X0 5MM R TP MURATA MANUFACTURING CO LTD 6 R256 Resistor Chip ERHZ0000420 MCR01MZP5J151 150OHM 5 1 16W 1005 R TP ROHM 6 R254 R255 R353 R354 R355 Resistor Chip ERHZ0000434 MCR01MZP5J1R0 1OHM 5...

Page 178: ... Ceramic Chip EAE62505701 CL10A105KB8NNNC 1uF 10 50V X5R 55TO 85C 1608 R TP 0 9T max SAMSUNG ELECTRO MECHANICS CO LTD 6 R151 R152 R273 Resistor Chip ERHY0000254 MCR01MZP5J472 4 7KOHM 5 1 16W 1005 R TP ROHM 6 R103 R108 R216 R251 R266 R286 R320 R351 Resistor Chip ERHZ0000404 MCR01MZP5J102 1KOHM 5 1 16W 1005 R TP ROHM 6 R220 R222 R272 Resistor Chip ERHY0003301 MCR01MZP5J101 100OHM 5 1 16W 1005 R TP R...

Page 179: ...R366 Resistor Chip ERHZ0000505 MCR01MZP5J681 680OHM 5 1 16W 1005 R TP ROHM 6 C133 C134 C135 C136 C215 C216 C224 C263 C292 C293 C296 Capacitor Ceramic Chip ECCH0000120 MCH155A390J 39pF 5 50V NP0 55TO 125C 1005 R TP ROHM Semiconductor KOREA CORPORATION 6 U101 IC Digital Baseband Processor GSM EAN62452701 MT6255 ARM9 416MHz 3 0Mp 8bit ECC FBGA P TR 354P MEDIATEK INC 6 R217 Resistor Chip ERHZ0000529 M...

Page 180: ...Capacitor Ceramic Chip ECZH0001002 C1005CH1H0R5BT000F 0 5pF 0 1PF 50V NP0 55TO 125C 1005 R TP TDK KOREA COOPERATION 6 U204 IC Charger EAN62677301 RT9536GQW 4 3V to 5 5V 4 2V or 4 35V 0W DFN R TP 10P RICHTEK TECHNOLOGY CORP 6 C289 Capacitor Ceramic Chip ECCH0000368 CL21B104KBCNNNC 0 1uF 10 50V Y5V 30TO 85C 2012 R TP SAMSUNG ELECTRO MECHANICS CO LTD 6 C410 Capacitor Ceramic Chip EAE62542701 CL21A226...

Page 181: ...2 Capacitor Ceramic Chip ECCH0009104 C0603C0G1H330JT00NN 33pF 5 50V C0G 55TO 125C 0603 R TP TDK CORPORATION 6 U302 IC Charge Pump EUSY0344402 RT9367C QFN 20 R TP 4CH 2LDO 3X3 IC Sub PMICIC Sub PMIC RICHTEK TECHNOLOGY CORP 6 C297 C321 Capacitor TA Conformal ECTH0002002 F981A336MSA 33uF 20 10V 3 3UA 55TO 125C 6OHM 2 0X1 25X0 8MM NONE SMD R TP 0 9T max NICHICON CORPORATION EAST JAPAN SALES OFFICE 6 J...

Page 182: ... ANGLE RECEPTACLE DIP R TP LS Mtron Ltd 6 R276 Resistor Chip ERHY0000185 RC1005F821CS 820OHM 1 1 16W 1005 R TP SAMSUNG ELECTRO MECHANICS CO LTD 6 L302 Inductor Multilayer Chip ELCH0001556 LL1608 FSLR27J 270NH 5 150mA 3 5OHM 470MHZ 8 SHIELD NONE 1 6X0 8X0 8MM R TP TOKO INC 6 R409 Resistor Chip ERHZ0000449 MCR01MZP5J243 24KOHM 5 1 16W 1005 R TP ROHM 6 C123 C407 Capacitor Ceramic Chip ECCH0000133 C10...

Page 183: ...esistor Chip ERHZ0000221 MCR01MZP5F1502 15KOHM 1 1 16W 1005 R TP ROHM 6 SW300 Switch Tact EBF61515301 LS12M2E 1C1P 12VDC 0 02A HORIZONTAL 1 57GF R TP Side tact s w CITIZEN ELECTRONICS CO LTD 6 R205 R206 Resistor Chip ERHZ0000435 MCR01MZP5J200 20OHM 5 1 16W 1005 R TP ROHM 6 R105 Resistor Chip ERHY0000124 MCR01MZP5F7501 7 5KOHM 1 1 16W 1005 R TP ROHM 6 L403 Inductor Multilayer Chip ELCH0001049 1005G...

Page 184: ... R TP SAMSUNG ELECTRO MECHANICS CO LTD 6 ANT100 Chip Antenna Bluetooth EAA62809101 DSBTPTR2010 DUAL 2DB 3 1 Planar Inverted F Type PARTRON 6 LD307 Numeric Displays EDLS0002001 19 237 R6GBB6C B01 2T RED GREEN BLUE 3 3 3V 25A 360mCD 95mW COMMON ANODE R TP 4P EVERLIGHT ELECTRONICS CO LTD 4 EBR071500 PCB Assembly Main Insert EBR77128401 LGA395 ABRASV 1 0 Main 5 RAA050100 Resin PC BRAH0001301 UF2040 or...

Page 185: ...BLACK Bar type Top cap Screw joint 444461 1500mAh Bar Type Top cap screw joint WW Up LG Chem LTD 2 EBX000001 Accessory Data Cable SGDY0016701 KCA ET 8 0020 KCA ET 8 0020 Micro USB 1 2M KSD CO LTD 2 EAB010200 Earphone Stereo SGEY0003219 EMB LGE001STKE BLACK 4 POLE PLUG 3 5 4 Earphone Stereo CRESYN CO LTD 2 EAY060000 Adapters SSAD0036001 STA U12BR 90Vac 264Vac 5 1V 700mA 5060 GOST NONE NONE SUNLIN E...

Search results

Summary of Contents for A395

Reviews:

Brands by name

Popular brands

LG A395, Service Manual

Search results

Summary of Contents for A395

Reviews:

Brands by name

Popular brands