LG U310 Service Manual Download Page 65

Page: 65 / 188

3. TECHNICAL BRIEF

- 66 -

3.11 LG-U310 Main features

1. LG-U310 Main features

- Folder Type

- WCDMA(2100) + GSM(900,1800) + PCS(1900) Triple mode

- Dual color LCD(Main:260K TFT, Sub:65K OLED)

- 1.3M Pixel CMOS VGA Camera

- 17 pi Stereo speaker

- Stereo Head_set

- Video telephony in WCDMA with camera

- Loud Speaker phone(in GSM and WCDMA)

- 72 Poly Sound

- MP3/AAC/WMA decoder and play

- MPEG4 encoder/decoder and play/save

- JPEG en/decoder

- Support Bluetooth, USB

- 93.7 X 49 X 18.6 mm

- 800mAh(Lithium-ion Polymer Battery)

Summary of Contents for U310

Page 1: ...Date October 2006 Issue 1 0 Service Manual Model U310 Service Manual U310 U310 SVC ENG_Cover_1003 2006 10 3 7 44 PM 1 ...

Page 2: ...lock 81 4 6 Checking GSM Block 87 4 7 Bluetooth RF Block 95 4 8 Power ON Trouble 97 4 9 USB Trouble 99 4 10 SIM Detect Trouble 100 4 11 Key Sense Trouble 101 4 12 Camera Trouble 102 4 13 Main LCD Trouble 103 4 14 Folder ON OFF Trouble 105 4 15 Camera Direction Detection Trouble 106 4 16 Trans Flash Trouble 107 4 17 Audio Trouble Shooting 108 4 18 Charger Trouble Shooting 118 5 DOWNLOAD 121 5 1 Int...

Page 3: ... 4 ...

Page 4: ...ble for any charges that result from such unauthorized use B Incidence of Harm If a telephone company determines that the equipment provided to customer is faulty and possibly causing harm or interruption in service to the telephone network it should disconnect telephone service until repair can be done A telephone company may temporarily disconnect service as long as repair is not done C Changes ...

Page 5: ...ipment etc Interference from unsuppressed engines or electric motors may cause problems H Electrostatic Sensitive Devices ATTENTION Boards which contain Electrostatic Sensitive Device ESD are indicated by the sign Following information is ESD handling Service personnel should ground themselves by using a wrist strap when exchange system boards When repairs are made to a system board they should sp...

Page 6: ...ce with 800mAh Over 160 min GSM Tx Max Voice Standby Time Over 200 Hrs WCDMA DRX 1 28 with 800mAh Over 200 Hrs GSM Paging period 9 Antenna Internal type LCD Main 176 X 220 pixel TFT sub 96 X 96 pixel OLED LCD Backlight White LED Back Light Main Camera 1 3 Mega pixel CMOS Vibrator Yes Coin Type LED Indicator No MIC Yes Receiver Yes Earphone Jack Yes 18 pin Connectivity Bluetooth USB Volume Key Push...

Page 7: ...rage Temp 20 70 C Humidity 85 Max Reference Spec Min Typ Max Unit TA Power Available power 100 220 240 Vac No Item GSM DCS PCS 100k 1GHz 39dBm 9k 1GHz 39dBm MS allocated 1G A MHz 33dBm Channel 1G 12 75GHz 33dBm A M B MHz 39dBm Conducted B M 12 75GHz 33dBm 1 Spurious 100k 880MHz 60dBm 100k 880MHz 60dBm Emission 880M 915MHz 62dBm 880M 915MHz 62dBm Idle Mode 915M 1GHz 60dBm 915M 1GHz 60dBm 1G A MHz 5...

Page 8: ...r 0 1ppm 0 1ppm 4 Phase Error 5 RMS 5 RMS 20 PEAK 20 PEAK 3dB below reference sensitivity 3dB below reference sensitivity Frequency Error RA250 200Hz RA250 250Hz 5 Under Multipath and HT100 100Hz HT100 250Hz Interference Condition TU50 100Hz TU50 150Hz TU3 150Hz TU1 5 200Hz 0 100kHz 0 5dB 0 100kHz 0 5dB 200kHz 30dB 200kHz 30dB 250kHz 33dB 250kHz 33dB Due to 400kHz 60dB 400kHz 60dB Output RF modula...

Page 9: ...al Power control Power Tolerance Power control Power Tolerance Level dBm dB Level dBm dB 5 33 3 0 30 3 6 31 3 1 28 3 7 29 3 2 26 3 8 27 3 3 24 3 9 25 3 4 22 3 10 23 3 5 20 3 8 Transmitter Output Power 11 21 3 6 18 3 12 19 3 7 16 3 13 17 3 8 14 3 14 15 3 9 12 4 15 13 3 10 10 4 16 11 5 11 8 4 17 9 5 12 6 4 18 7 5 13 4 4 19 5 5 14 2 5 15 0 5 9 Burst timing Mask IN Mask IN ...

Page 10: ...Output Power 50dBm 3 84MHz Qin Qout PCCH quality levels 6 Out of synchronization handling of output power Toff DPCCH Ior 22 28dB Ton DPCCH Ior 24 18dB 7 Transmit OFF Power 56dBm 3 84MHz 8 Transmit ON OFF Time Mask 25us PRACH CPCH uplinlk compressed mode 25us 9 Change of TFC Power varies according to the data rate DTX DPCH off minimize interference between UE 10 Power setting in uplink compressed 3...

Page 11: ...MHz Interferer 40dBc 16 Error Vector Magnitude EVM 17 5 20dBm 12 2K 1DPDCH 1DPCCH 17 Transmit OFF Power 15dB SF 4 768Kbps Multi code transmission No Item GSM DCS PCS 1 Sensitivity TCH FS Class II 105dBm 105dBm 2 Co Channel Rejection C Ic 7dB Storage 30 85 TCH FS Class II RBER TU high FH 3 Adjacent Channel 200kHz C Ia1 12dB C Ia1 12dB Rejection 400kHz C Ia2 44dB C Ia2 44dB Wanted Signal 98dBm Wante...

Page 12: ... UE 20dBm output power Class3 44dBm 3 84MHz f 2050 2095 and 2185 2230MHz UE 20dBm output power Class3 30dBm 3 84MHz f 2025 2050 and 5 Out band Blocking 2230 2255MHz UE 20dBm output power Class3 15dBm 3 84MHz f 1 2025 and 2255 12500MHz UE 20dBm output power Class3 6 Spurious Response 44dBm CW UE 20dBm output power Class3 46dBm CW 10MHz 7 Intermodulation Characteristic 46dBm 3 84MHz 20MHz UE 20dBm o...

Page 13: ...0 0 05V Bar 1 Empty 3 45 0 05V Low Voltage 3 47 0 05V Talk 3 45 0 05V Stand by Warning message Blinking Interval 3min Stand by 1min Talk Power Off 3 25 0 05V Stand by Voice Call VT WCDMA Under 4 0 mA Under 384 mA Under 533mA DRX 1 28 Tx 12dBm Tx 12dBm Under 4 mA Paging 5period Under 300 mA GSM Under 5 7 mA Bluetooth Tx Max Connected Paging 5period Level Change WCDMA GSM BAR 4 3 88 2 dBm 91 2 dBm B...

Page 14: ...der 47 dBPA Max Under 36 dBPA 7 Sending Loudness Rating SLR 8 3dB 8 Receiving Loudness Rating RLR Nor 1 3 dB Max 12 3 dB 9 Side Tone Masking Rating STMR Min 25 dB 10 Echo Loss EL Min 40 dB 11 Idle Noise Sending INS Max 55 dBm0p 12 Idle Noise Receiving INR Nor Under 45 dBPA Max Under 40 dBPA TDMA Noise GSM Power Level 5 DCS PCS Power Level 0 Cell Power 90 105 dBm 13 Acoustic Max Vol MS Headset SLR ...

Page 15: ...Voltage Maximum Charging Voltage 4 2 V Maximum Charging Current 600 mA Normal Battery Capacity 800 mAh Charging Time Max 3 hours except for trickle charging time Full charging indication current charging icon stop current 60 mA Cut off voltage 3 20 V 2 PERFORMANCE 16 ...

Page 16: ...to eliminate intermediate frequencies directly converting signals between RF and baseband The EGSM DCS1800 and PCS1900 transmitters use a baseband to IF upconversion followed by an offset phase locked loop that translates the GMSK modulated signal to RF 1 QUALCOMM s branded chipset that implements a Zero IF radio architecture 3 RF TECHNICAL BRIEF U310 high level RF functional block diagram ...

Page 17: ...in the RTR6250 IC PLL and distribution functions with exception of the off chip loop filter The RTR analog baseband outputs are routed to the MSM6250A IC for further processing an interface shared with the RFR UMTS receive paths The UMTS transmit path begins with analog baseband signals from the MSM device that drive the RTR6250 IC Integrated PLL and VCO circuits generate the Tx LO used in the qua...

Page 18: ...taining the handset supply voltages using low dropout programmable regulators The device s general housekeeping functions include an ADC and analog multiplexer circuit for monitoring on chip voltage sources charging status and current flow as well as user defined off chip variables such as temperature RF output power and battery ID Various oscillator clock and counter circuits support IC and highe...

Page 19: ...used to separate Rx and Tx signals in place of frequency duplexers this is accomplished in the switch module The EGSM DCS and PCS receive signals are routed to the RTR6250 through band selection filters and matching networks that transform single ended 50 Ω sources to differential impedances optimized for gain and noise figure Similar to the RFR the RTR input uses a differential configuration to i...

Page 20: ...3 TECHNICAL BRIEF 21 ...

Page 21: ... downconversion mixer are formed as follows 1 The dual Tx VCO output operating in the desired RF output frequency range is buffered within the RTR6250 IC then applied to the mixer RF port 2 The LO Generation and Distribution circuits that deliver the transmit path s LO for the baseband to IF upconversion also provides the offset LO signal that is applied to the feedback path s mixer LO port The mi...

Page 22: ... given the VCO output level the subsequent passive devices losses and the control set point The maximum and minimum transmitter output power levels depend upon the operating band class and mobile station class per the applicable standard Transmitter timing requirements and in band and out of band emissions all dominated by the PA are also specified by the applicable standard The active dual Tx VCO...

Page 23: ...250 IC includes LO generation and distribution circuitry to reduce off chip component requirements The GPS RX LO source is created using the PLL control elements of the RTR6250 PLL2 via a discrete loop filter components in tandem with the VCO in the RFR6250 Using only this PLL signal the RFR6250 LO generation and distribution circuits create the necessary LO signals for the UMTS quadrature downcon...

Page 24: ...tered and applied to the PA Between The PA device output and Duplexer input U310 has directional coupler And this device in U310 needs not to use isolator Transmit power is delivered from the duplexer to the antenna through the switch module The RTR6250 IC integrates LO generation and distribution circuits on chip substantially reducing off chip requirements Various modes and programmable features...

Page 25: ...nerate lock status The VC TCXO signal provides the synthesizer input TCXO the frequency reference to which the PLL is phase and frequency locked The reference is divided by the R counter to create a fixed frequency input to the phase detector FR The other phase detector input FV varies as the loop acquires lock and is generated by dividing the VCO frequency using the feedback path s N counter The ...

Page 26: ...other handset modes UMTS Tx EGSM Tx Rx DCS Tx Rx PCS Tx Rx are integrated into the RTR6250 IC except the loop filter components Figure 3 4 2 1 On chip circuits include reference divider phase detector charge pump VCO feedback divider and digital logic status The functional description given in Section 3 4 1 for the UMTS Rx PLL applies to the Transceiver PLL as well The off chip loop filter allows ...

Page 27: ...filtering for the transmitter and isolation between the two Rejection levels for both paths are specified over a number of frequency ranges Two Tx to Rx isolation levels are critical to receiver performance Rx band isolation the transmitter is specified for out of band noise falling into the Rx band This noise leaks from the transmit path into the receive path and must be limited to avoid degradin...

Page 28: ...vanced InGaP HBT MMIC technology offering state of the art reliability temperature stability and ruggedness Selectable bias modes that optimize efficiency for different output power levels and a shutdown mode with low leakage current increase handset talk and standby time The self contained 4 mm x 4 mm x 1 1 mm surface mount package incorporates matching networks optimized for output power efficie...

Page 29: ...l variation and temperature Its detector coupling range and converted voltage is based on diode sensitivity and transmitter power level The U310 uses National Semiconductor LMV228TLX power detector IC In Figure 3 5 5 1 Directional coupler is set to 18dB tab coupling The output voltage is proportional to the logarithm of the input power Figure3 5 5 2 shows the output voltage versus PA output power ...

Page 30: ...o distribute current The GaAs die the Silicon Si die and the passive components are mounted on a multi layer laminate substrate The assembly is encapsulated with plastic overmold RF input and output ports of the SKY77318 are internally matched to a 50 Ω load to reduce the number of external components for a quad band design Extremely low leakage current 2 5 µA typical of the dual PA module maximiz...

Page 31: ...s capacitor 82 pF AC couples the feedback signal into the RTR6250 IC 3 5 8 UMTS Rx RF filter FL1001 An RF filter is located between the UMTS LNA and mixer Insertion loss is important but not as critical as losses before the LNA The most important parameters of this component include Out of band rejection or attenuation levels usually specified to meet these conditions Far out of band signals rangi...

Page 32: ...ain control The filtered PDM signal results in an analog control signal into the VCTCXO tuning port whose voltage is directly proportional to the density of the digital bit stream The MSM device varies the pulse density to change the analog control voltage that sets the oscillator frequency all within a feedback control loop that minimizes handset frequency drift relative to the network 3 5 10 Blu...

Page 33: ...3 TECHNICAL BRIEF 34 Figure 3 5 10 1 Bluetooth system architecture ...

Page 34: ...tegrated USIM Controller for direct interface to USIM card Software controlled power management feature Automatic access conversion of 32 bit data accesses to 16 bit devices Advanced 409 ball CSP packaging WCDMA Access Maximum of eight simultaneous transport channels Four coded composite transport channels CCTrCH PS data rates supporting 384kbps DL 64kbps UL GSM GPRS Access GSM GPRS network signal...

Page 35: ... RX SAW VCTCXO RFR6250E RTR6250D GSM PAM MSM6250A NAND Flash Dual LCD 2 0 inch SDRAM I O Conn USIM Camera 1 3M Trans Flash Card USB TA RF KEY PAD GSM900_Rx UMC4N SBI SBI HDET I Q I Q Mono Speaker Receiver Stereo Head Phone Acoustic MIC Coupler LNA SW Module BATT ERY Analog S W MIDI PM6650 2M Figure Simplified Block Diagram ...

Page 36: ... HK ADC PLL 19 2M Tx Rx I F Tx Rx I Q UMTS SBI for RF IC USB I F UART General Purpose I O J TAG I F CODEC Stereo Speaker Receiver MIC VOCODER USIM Controller GSM GPRS ARM Processor NAND SDRAM SBI for PM6650 Figure Simplified Block Diagram of MSM6250A ...

Page 37: ... SCH and Traffic Channel information It extracts packet data from the downlink traffic channel and prepares the packet data for processing For the up link the CDMA subsystem processes the packet data and modulates the up link traffic channel DCH 3 8 3 GSM Subsystem The GSM Subsystem performs the digital GSM signal processing 3 8 4 RF Interface The RF interface communicates with the mobile station ...

Page 38: ... DTMF tone generation DTMF tone detection Tx Rx volume controls Tx Rx automatic gain control AGC Rx Automatic Volume Control AVC EarSeal Echo Canceller ESEC Acoustic Echo Canceller AEC Noise Suppression NS and programmable 13 tap Type I FIR Tx Rx compensation filters The MSM6250A device s integrated ARM7TDMI processor downloads the firmware into the QDSP4000 and configures QDSP4000 to support the ...

Page 39: ...M6250A device integrates a universal serial bus USB controller that supports both unidirectional and bidirectional transceiver interfaces The USB controller acts as a USB function communicating with the USB host The USB controller also supports digital audio through USB interface and connects directly to the QDSP4000 for the audio processing 3 TECHNICAL BRIEF 40 ...

Page 40: ...ronous burst memories supported burst NOR burst PSRAM Synchronous DRAM memories supported Byte addressable memory supporting 8 bit 16 bit and 32 bit accesses Pseudo SRAM PSRAM memory support EBI2 Features Support for asynchronous FLASH and SRAM 16bit 8bit Interface support for byte addressable 16bit devices UB_N LB_N signals 2Mbytes of memory per chip select Support for 8 bit wide NAND flash Suppo...

Page 41: ...IO 83 J25 GRFC 12 _GPIO 81 J26 GRFC 11 _GPIO 80 K19 H15 RTCK H16 PA_RANGE 0 _GP_PDM 1 H17 TX_VCO_1_EN_N_GPIO 7 H10 GRFC 10 _TX_ON H12 TRK_LO_ADJ H14 TRST_N BT_TX_RN_N_GPIO 21 G21 BT_CLK_GPIO 25 G23 TMS F15 F16 TDO TCXO_EN_GPIO 94 F18 BT_SBST_GPIO 24 F23 BT_SBDT_GPIO 22 E25 BT_SBCK_GPIO 23 E26 UHF_BAND_SEL_GPIO 6 F10 BT_DATA_GPIO 20 D26 GSM_PA_BAND_GPIO 5 D9 TX_VCO_0_EN_N_GPIO 8 D11 TDI D15 TCK D16...

Page 42: ...d Selection of Power Amp TRK_LO_ADJ TCXO 19 2M Control PA_ON WCDMA TX Power Amp Enable ANT_SEL 0 2 Ant Switch Module Mode Selection WCDMA GSM Tx Rx DCS Tx Rx GSM_PA_RAMP Power Amp Gain Control of APC_IC GSM_PA_EN Power Amp Gain Control Enable of APC_IC GSM_TX_VCO_0_EN_N GSM Band Tx VCO Enable of Dual VCO GSM_TX_VCO_1_EN_N DCS Band Tx VCO Enable of Dual VCO ...

Page 43: ... Rx 3 10 2 2 UART Interface UART signals are connected to MSM GPIO through IO connector with 115 200 bps speed And used for RF calibration and Data download 3 TECHNICAL BRIEF 44 MSM6250A PM6650 2M USIM USIM CLK USIM Reset USIM Data USIM Data USIM Reset USIM CLK VREG_USIM 2 85V Figure SIM Interface GPIO_Map Name Note GPIO_96 UART_RXD Data_Rx GPIO_95 UART_TXD Data_Tx Table UART Interface ...

Page 44: ...ceiver USB_VBUS USB_Power From Host PC USB_D USB Data to Host USB_D USB Data to Host PMIC MicroSD USIM USB TPSBCK TPSBST TP_UDAT TPUSBM TPUSBP TPSBDT TPUSBOE TP_UCLK USB_SE0_VMI2C_SCL N19 USB_DAT_VP_I2C_SDA N21 USB_OE_TP_N N25 M19 UART3_DP_RX_DATA_GPIO 85 PM_SBST L21 L23 UART3_CTS_N_GPIO 86 PM_SBDT UART3_DP_TX_DATA_GPIO 84 PM_SBCK MMC_CMD_GPIO 30 L13 SBDT J23 SBCK K21 SBST H26 I2C_SCL_GPIO 27 J19 ...

Page 45: ... MSM6250A device has six analog input pins which are multiplexed to the input of the internal HKADC 3 TECHNICAL BRIEF 46 Figure MSM6250A HKADC Block diagram Table HKADC channel table ADC Ch Signal Name Note HKADC0 AMUX_OUT RF PAM Temperature sensing HKADC1 VBATT_SENSE Battery voltage level sensing HKADC2 HDET1 RF WCDMA PAM Power Level sensing HKADC3 HKADC4 PCB REVISION MAIN PCB Revision checking H...

Page 46: ...es needed to power the appropriate handset electronics It monitors and controls the power sources detecting which sources are applied verifying that they are within acceptable operational limits and coordinates battery and coin cell recharging while maintaining the handset electronics supply voltages Eight programmable output voltages are generated using low dropout voltage regulators all derived ...

Page 47: ...3 TECHNICAL BRIEF 48 Figure PM6650 2M Functional Block Diagram ...

Page 48: ...y is applied or not For additional accuracy or to capture variations over time this voltage is routed internally to the housekeeping ADC via the analog multiplexer PM6650 2M circuits monitor voltages at VCHARGER and ICHARGE pins to determine which supply should be used and when to switch between the two supplies These pins are connected to the Source or emitter and Drain or collector contacts of t...

Page 49: ...6650 IC The trickle charger is on chip programmable current source that supplies current from VDD to pin VBAT Trickle charging can be used for lithium ion and nickel based batteries with its performance specified below 3 2V The charging current is set to 80mA 3 TECHNICAL BRIEF 50 Parameter Min Typ Max Unit Trickle Current 60 80 100 mA ...

Page 50: ...gins when the battery voltage reaches a target voltage 4 2V The end of constant voltage charging is commonly detected 10 of the full charging current 60mA Charging Method CC CV Constant Current Constant Voltage Maximum Charging Voltage 4 2V Maximum Charging Current 600mA Battery Capacity 800 mAh Charger Voltage 4 8V Charging time Max 2 5h Except time trickle charging Full charge indication current...

Page 51: ...ected On_SW to PMIC PM6650 2M and MSM GPIO76 3 TECHNICAL BRIEF 52 Table Key Matrix Mapping Table COL0 COL1 COL2 COL3 COL4 COL5 ROW0 HOT1 HOT2 HOT3 CLR FUNC_1 Side key VT H3G MENU Clear camera ROW1 1 2 3 LEFT UP Side key Down ROW2 4 5 6 OK RIGHT Side Key Up ROW3 7 8 9 SEND FUNC_2 ROW4 HOT4 0 HOT5 DN BACK ...

Page 52: ...604 SND SEARCH 3 5 7 10K 2 4 6 8 1 RA600 LEFT R606 10K DN HOT602 9 HOT605 HOT603 KEY_COL 0 KEY_COL 1 KEY_COL 2 KEY_ROW 0 VREG_MSMP_2 7V KEY_ROW 4 KEY_COL 3 KEY_COL 4 KEY_ROW 3 KEY_ROW 2 KEY_ROW 1 VOL DN CAM VOL UP SIDE_KEY PRSB6 8C VA600 R600 100ohm 100ohm R605 VA603 PRSB6 8C PRSB6 8C VA604 VA602 PRSB6 8C R602 100ohm 1 2 3 4 CN600 SIDE_KEY_COL 5 KEY_ROW 0 KEY_ROW 2 KEY_ROW 1 ...

Page 53: ...10 VA500 EVLC18S02015 0 1uF C508 1u 2 2K R501 HH 1M1005 601JT FB501 2 2K R500 NA R550 C505 10u C516 0 1u C509 0 1uF VA505 EVLC18S02015 VA501 EVLC18S02015 I2C_SCL I2C_SDA CAM_VSYNC CAM_HSYNC VREG_DODD_2 7V VREG_CAM_2 7V VREG_DODD_2 7V CAM_MCLK VREG_DODD_2 7V CAM_DATA 7 CAM_DATA 6 CAM_DATA 3 CAM_DATA 0 CAM_PCLK CAM_DATA 2 CAM_DATA 4 CAM_RESET_N CAM_DATA 5 CAM_DATA 1 Figure Camera LDO 2 7V 2 7V CAM_L...

Page 54: ... and Main Board in camera module Data O CAM_DATA 1 20 Data O CAM_DATA 2 19 Data O CAM_DATA 3 18 Data O CAM_DATA 4 17 Data O CAM_DATA 6 15 Data O CAM_DATA 5 16 Data O CAM_DATA 0 21 Clock for Camera Data Out O CAM_PCLK 22 Camera reset signal I CAM_RESET_N 23 Camera power down enable I CAM_P_DOWN 24 Camera Analog I O Power I VREG_DODD_2 7 V 3 Camera Analog I O Power I VREG_CAM_2 7V 4 GND GND GND 5 Ma...

Page 55: ...e to the hall effect switch the voltage at pin1 of U600 goes to 0V Otherwise 2 6V This folder signal is delivered to MSM6275 GPIO43 3 TECHNICAL BRIEF 56 Figure Schematic of Folder ON OFF detection circuit FOLDER_SENSE R601 62 G1 G2 OUT VDD A3212EELLT T U600 C600 0 1u C601 10p R603 47K VREG_MSMP_2 7V FOLDER_DETECT ...

Page 56: ...7 3 10 7 Camera Direction Detection CAM_SENSE detects the Camera Direction front or back Figure Camera Direction Detection CAM_SENSE 0 1u C721 R709 62 GND OUT VCC MRSS32W_L U705 10p C720 100K R710 VREG_MSMP_2 7V CAM_SENSE ...

Page 57: ...ypad Light There is Backlight LED on Top side in board backlight circuit which is driven by KYPD_BACKLIGHT line from PM6650 2M Key Pad backlight controlled by PM6650 2M 3 TECHNICAL BRIEF 58 Figure Backlight LED ...

Page 58: ...Sub LCD note one Driver IC control both Main and Sub LCD LCD MODULE Vibrator Vibrator MAIN LCD SUB LCD Back Light LOUD SPK Receiver MAIN LCD MODULE 260K Color TFT 176 220 Pixel SUB LCD MODULE 65K Color TFT 96 96 Pixel S1D19501 Graphic Controller Driver Main LGDP4123 Graphic Controller Driver Sub ...

Page 59: ... DATA 1 31 WLED_1 LCD Back light control 7 DATA 2 32 MOTOR_PWR MOTOR control 8 DATA 3 33 OLED_CS_N 9 DATA 4 34 GND 10 DATA 5 35 GND 11 DATA 6 36 DATA 15 12 DATA 7 37 DATA 14 13 LCD MAKER ID 38 DATA 13 14 GND 39 DATA 12 15 VPWR Vibrator Power 40 DATA 11 16 OLED_EN 41 DATA 10 17 KEY_COL 6 MOD KEY 42 DATA 9 18 WLED_PWR LCD Back light power 43 DATA 8 19 WLED_PWR LCD Back light power 44 OE_N Read_Enabl...

Page 60: ... 3 10 11 1 Overview of Audio Sound path MSM6250A U200 MIC Head_set MIC Receiver Speaker Receiver Speaker Head_Set SUB b d Conn Head Set Jack LCD Conn LCD Module LCD Conn LCD Module Head Set Jack SUB b d Conn Figure Audio Sound Path Block Diagram ...

Page 61: ... Chip The downlink path amplifies the signal from DBB chip MSM6250A and outputs it to Receiver or Speaker The receive path can be directed to either one of two earphone amplifiers or the auxiliary output The outputs earphone1 EAR1OP EAR1ON and Auxiliary out AUXOP AUXON are differential outputs Earphone2 EAR2O is a single ended output stage designed to drive a headset speaker The microphone interfa...

Page 62: ...UTP MICFBN MICFBP MICINN MICINP 2 2K R551 MICBIAS EAR_MIC2P VREG_MSMP_2 7V R507 1M 100K R513 GND 2 OUT 1 5 VCC VIN 3 4 VIN LMV7291MGX NOPB U506 0 01u C528 180K R540 R516 10K R511 NA HOOK_SENSE_H MIC2P EAR_MIC2P C542 NFM21PC105B1A3 MMI_CONNECTOR VA512 EVLC14S02050 330p C560 51K R521 EVLC14S02050 VA509 D502 PRSB6 8C EVLC14S02050 EVLC14S02050 VA511 VA508 10p C548 R529 1K 1u 0 01u C545 47p C546 C549 C...

Page 63: ...00 C502 47p 10u C500 22n C504 R503 0 C506 22n C507 NA 10p C514 MICBIAS MIC1N MIC1P C535 R515 10K AMP_SPK Audio AMP 1 _SHDN 68K R527 U508 2 BIAS GND 7 IN 3 4 IN 5 OUT 8 OUT 9 PGND VCC 6 MAX9716ETA R518 68K C541 100p 10K R528 100K R519 C530 0 068u C540 0 068u 0 1u C539 1u 100p C527 VREG_5V AMP_SPK SPK_AMP_EN MID_SPK MID_SPK ...

Page 64: ...61 D20 CAMIF_DATA 7 _GPIO 59 D21 CAMIF_DATA 2 _GPIO 54 B22 CAMIF_DATA 3 _GPIO 55 B23 CAMIF_DSP_CLK_GPIO 19 C26 CAMIF_DATA 6 _GPIO 58 GSM_PA_PWR_CTL_REF AD26 A22 CAMIF_DATA 4 _GPIO 56 A23 CAMIF_VSYNC_GPIO 16 A24 CAMIF_DATA 8 _GPIO 60 CAM_VSYNC CAM_DATA 2 CAM_DATA 6 GSM_PA_PWR_CTL_REF CAM_HSYNC CAM_PCLK CAM_DATA 0 CAM_DATA 5 CAM_DATA 7 MMC_CLK CAM_MCLK CAM_DATA 1 CAM_DATA 4 SBST CAM_SENSE MMC_DATA C...

Page 65: ... LCD Main 260K TFT Sub 65K OLED 1 3M Pixel CMOS VGA Camera 17 pi Stereo speaker Stereo Head_set Video telephony in WCDMA with camera Loud Speaker phone in GSM and WCDMA 72 Poly Sound MP3 AAC WMA decoder and play MPEG4 encoder decoder and play save JPEG en decoder Support Bluetooth USB 93 7 X 49 X 18 6 mm 800mAh Lithium ion Polymer Battery ...

Page 66: ...3 TECHNICAL BRIEF 67 2 LG U310 Main Components LCD Folder Assy MAIN Bottom Side MAIN Top Side SUB Top Side SUB Bottom Side U310 1 3M Camera Module Stereo Headset ...

Page 67: ... 2 3 SUB Bottom Side FL601 FL603 U505 U507 U508 LED Dome sheet U600 Reference Description Reference Description U505 LCD 2 8V LDO U508 Audio AMP U507 Audio Analog Switch U600 Folder detect sensor FL601 LCD EMI Filter FL603 ...

Page 68: ...18pin MMI connector U501 LCD back light charge pump Q401 Charging TR J300 SIM connector Q400 USB Charging TR U1002 WCDMA PAM U200 MSM6250A X1001 VTCXO X200 USB 48M CLOCK U1000 RTR6250 X400 XTAL 32 768KHz FL1003 WCDMA Duplexer U500 MIC CN502 BATTERY CONNECTOR U1001 GSM PAM CN602 CN601 U501 U504 J300 U1002 X1001 U1000 CN501 Q401 U200 X200 FL1003 CN502 Q400 X400 U500 U1001 ...

Page 69: ...ion Reference Description CN500 Camera connector FL604 EMI Filter S500 Micro SD card socket FL602 EMI Filter U503 TVS diode for micro SD card FL600 EMI Filter U502 Camera 1 8V LDO U506 Hook Sense Comparator U300 TVS diode for USIM card U301 Memory FL1001 WCDMA TX Filter U400 PMIC6650 2M Q1000 WCDMA PAM PA_ON Switch FL1000 FEM U1005 RFR6250 SW1000 Mobile S W U1003 HDET Q402 External charger Supply ...

Page 70: ... Top Side Reference Description Reference Description ANT700 Bluetooth Antenna BAT700 Back Up battery U703 Bluetooth module CON702 Sub board connector U704 Bluetooth module clock buffer U705 Camera detect MR sensor ANT700 U703 U704 BAT700 U705 CON702 ...

Page 71: ...1002 U500 SW1000 U1001 U400 U1003 Reference Description Reference Description X1001 VCTCXO 19 2MHz U1003 HDET IC U1005 WCDMA Receiver FL1003 WCDMA Duplexer IC RFR6250 U1000 GSM WCDMA Transceiver IC U1002 WCDMA PAM X1000 GSM TX VCO FL1000 Front End Module ANT1001 1002 ANT contact pad SW1000 ANT S W U500 Mic U1001 ...

Page 72: ...4 TROUBLE SHOOTING 73 4 2 SIGNAL PATH WCDMA Tx PATH WCDMA Rx PATH ...

Page 73: ...4 TROUBLE SHOOTING 74 GSM Tx PATH DCS PCS Tx PATH GSM Rx PATH DCS Rx PATH PCS Rx PATH GSM DCS PCS Rx Common path ...

Page 74: ...4 TROUBLE SHOOTING 75 4 3 Checking VCTCXO Block The reference frequency 19 2MHz from X1001 VCTCXO is used WCDMA TX part GSM part and BB part ...

Page 75: ...u can skip check 1 Test Point Crystal Part Schematic of the Crystal Part TP4 TP1 TP5 TP3 TP2 C1073 0 01u 0 1u C1067 R1026 100ohm VREG_TCXO_2 85V C1072 100p 1000p C1060 C1066 1000p 1 19 2MHz X1001 TG 5001LA 19 2MHz 2 GND 3 OUT VCC 4 VCONT TRK_LO_ADJ TCXO_OUT TCXO_PM TP3 TP1 TP4 TP5 TP2 ...

Page 76: ...4 TROUBLE SHOOTING 77 ...

Page 77: ... GSM850_EGSM_TX 11 18 GSM850_RX1 GSM850_RX2 19 NC1 20 22 NC2 9 PCN_PCS_TX 14 PCN_RX1 PCN_RX2 15 16 PCS_RX1 PCS_RX2 17 7 VDD FL1000 DGM092M03 1 ANT CTRL1 4 5 CTRL2 CTRL3 6 EGSM_RX1 12 13 EGSM_RX2 GND1 2 C1003 NA R1038 0 L1011 7 5nH 33p C1018 C1019 33p ANT G1 G2 RF SW1000 KMS 512 33p C1005 C1020 33p 10nH L1007 10p C1015 ANT_SEL2 VREG_RFRX_0_2 85V ANT_SEL0 ANT_SEL1 Schematic of the Antenna Switch Blo...

Page 78: ...BLE SHOOTING 79 Logic Table of the Antenna Switch Mode ANT_SEL0 ANT_SEL1 ANT_SEL2 EGSM TX High Low High DCS PCS TX Low High High EGSM RX High High Low DCS RX Low High Low PCS RX High Low Low UMTS Low Low High ...

Page 79: ...4 TROUBLE SHOOTING 80 Checking Switch Block power source Check Soldering of ANT_SEL0 1 2 High Level 2 5V Voltgae 3 0V Check VCC TP1 VREG_RFRX_0_2 85V Check the Logic in each mode YES NO ...

Page 80: ...4 TROUBLE SHOOTING 81 4 5 Checking WCDMA Block START 1 Check VCXO 19 2MHz 2 Check ANT SW Module ANT_SEL0 1 2 3 Check RF Tx Level 4 Check PAM Block 5 Check RF Rx Level 6 Re download SW CAL 3 4 5 1 2 ...

Page 81: ...X Level Test Point RF TX Level TP1 TP3 TP4 TP2 21 WCDMA2100 GSM850_EGSM_TX 11 18 GSM850_RX1 19 9 PCN_PCS_TX 14 PCN_RX1 PCN_RX2 15 16 PCS_RX1 PCS_RX2 17 FL1000 DGM092M03 1 ANT CTRL1 4 5 EGSM_RX1 12 13 EGSM_RX2 C1003 NA R1038 0 L1011 7 5nH ANT G1 G2 RF SW1000 KMS 512 33p C1005 R1003 0 10nH L1007 ANT1002 ANT1001 ANT_SEL0 TP1 ...

Page 82: ...D4 9 2 RFIN 8 RFOUT 1 100000pF C1091 VDDRF2 12 VDDRF3 19 16 PLNA_IN 13 PLNA_OUT PMIXM 10 11 PMIXP 17 ILNA_BIAS ILNA_IN 18 14 ILNA_OUT IMIXM 9 IMIXP PLNA_BIAS 15 R C1082 33p C1084 27p GND6 RX TX FL1003 LP69A ANT GND1 GND2 GND3 GND4 GND5 C1077 0 1u 100p C1079 C1061 4 7u 4 7nH L1023 L1030 2 7nH VPWR VPWR VREG_RFTX_2 85V HDET1 PA_ON VREG_RFTX_2 85V PA_R0 PA_ON For testing Max power output is needed Se...

Page 83: ...WCDMA Tx Power Detect IC HDET Enable TX_AGC_ADJ WCDMA Tx Power Amp Gain Control PA_ON must be HIGH over 2 5V PA_FET_N must be LOW if the max Tx power is set lower than 0 5V PAM IN OUT Signal PA_ON TX_AGC_ADJ PAM_IN PAM_OUT PAM OUT must be over 16dBm PAM IN must be over 5dBm ...

Page 84: ...6 42 SBCK 43 SBDT SBST 44 TCXO 33 UMTS_TUNE 25 7 VDDA1 VDDA2 24 5 GMIXM GMIXP 6 GND 4 35 GPS_TUNE GRX_IM 39 GRX_IP 40 GRX_QM 37 38 GRX_QP 17 ILNA_BIAS ILNA_IN 18 14 ILNA_OUT IMIXM 8 9 IMIXP LO_OUT 28 PGND 49 PLNA_BIAS 15 U1005 RFR6250E 2 BLANK CP_DUMP 29 30 CP_OUT 31 FAQ 48 GLNA_BIAS GLNA_IN 47 GLNA_OUT 1 C1082 33p FL1002 G1 2 G2 5 IN 1 O1 3 O2 4 SAFEB2G14FA0F00 GND6 RX TX FL1003 LP69A ANT GND1 GN...

Page 85: ...N Check bias1 Over 2V Change the board Check bias block soldering Check RF s w Check Duplexer YES NO Check TP1 Signal exist YES NO Check TP2 Signal exist YES NO Check TP3 Signal exist YES NO Check FEM Check TP4 Signal exist NO Check RFR6250 YES ...

Page 86: ...4 TROUBLE SHOOTING 87 4 6 Checking GSM Block 1 Check TXVCO Block 2 Check ANT SW Module 3 Check Tx PAM Block 5 Re download SW CAL 4 Check RF Rx Level START 3 2 1 4 ...

Page 87: ...D2 4 6 GND3 7 GND4 11 GND5 GND6 12 OUT1 5 OUT2 1 10 SW1 8 SW2 VB 3 MQW6V0C869M X1000 100p C1039 C1034 1000p 24 R1008 100ohm R1016 200 R1012 C1029 10u 100ohm R1019 150 R1013 C1043 10u C1035 22n C1050 33p R1009 82 200 R1022 15p C1052 150 R1018 120p C1033 R1014 47 VREG_RFTX_2 85V GSM_TX_VCO_0_EN_N GSM_TX_VCO_1_EN_N VREG_RFTX_2 85V Schematic of RF TXVCO TP5 TP1 TP4 TP6 TP2 TP3 ...

Page 88: ...P2 High TP3 Low If DCS PCS TP2 Low TP3 High Check TP4 2 8V TP4 3 0V TXVCO X100 is OK Check other parts Check TP5 TP6 0dBm TP5 TP6 5dBm START Check RTR6250 Check Soldering MSM6250A Check PMIC U401 Check Soldering of TXVCO X100 YES YES YES YES NO NO NO NO Check PMIC U403 ...

Page 89: ...X2 GND1 2 C1003 NA 68p C1028 R1038 0 L1011 7 5nH C1044 15p 15K R1005 C1013 33u 100p C1041 33p C1018 C1019 33p ANT G1 G2 RF SW1000 KMS 512 33p C1005 NA C1049 C1020 33p 100ohm R1024 GND7 13 14 GND8 16 GND9 21 P_GND RSVD_GND 19 20 VAPC VBATT 17 VCC1A 2 VCC1B 6 U1001 1 BS 3 DCS_PCS_IN DCS_PCS_OUT 15 EGSM_IN 4 EGSM_OUT 11 18 ENABLE 5 GND1 7 GND2 GND3 8 9 GND4 GND5 10 12 GND6 SMPY0014001 10nH L1007 C102...

Page 90: ...4 TROUBLE SHOOTING 91 ...

Page 91: ...upply Voltage Vcc higher than 3 28V 4 TROUBLE SHOOTING 92 TP3 TP2 TP4 TP1 Test Point RF Tx Level Schematic of PAM block SKY77318 68p C1028 C1044 15p 15K R1005 C1013 33u 100ohm R1024 GND7 13 14 GND8 16 GND9 21 P_GND RSVD_GND 19 20 VAPC VBATT 17 VCC1A 2 VCC1B 6 U1001 1 BS 3 DCS_PCS_IN DCS_PCS_OUT 15 EGSM_IN 4 EGSM_OUT 11 18 ENABLE 5 GND1 7 GND2 GND3 8 9 GND4 GND5 10 12 GND6 SMPY0014001 C1023 22u C10...

Page 92: ...f GSM DCS PCS Rx Block EGSM RX DCS RX PCS RX 1805 1880 MHz 1930 1990 MHz 7 5nH L1014 925 960 MHz C1017 1000p 5 6nH L1012 L1005 3 6nH C1009 1000p L1015 7 5nH 10nH L1018 2 7nH L1009 10nH L1021 1000p C1004 L1017 5 6nH L1008 3 6nH 9 1nH L1020 9 1nH L1019 L1003 2 7nH PCS RX DCS RX EGSM RX ...

Page 93: ...4 TROUBLE SHOOTING 94 Set the Phone Rx is ON Check soldering Change the board Resoldering YES NO Check FEM buffer YES NO Change FEM buffer ...

Page 94: ...tooth Tester 1 Set phone to bluetooth test mode Enter Test Mode 277634 Module Test Set BT DUT BT DUT ON 2 Connect phone to bluetooth tester 3 Set channel to 39 4 Measure output power 5 Check TP1 output power 6 dBm TP1 TP2 TP3 TP5 TP4 Test Point Bluetooth Block ...

Page 95: ... 0 0 C710 1000p NA C700 C708 33p 1u 8 SBCK 10 11 SBDT SBST 6 5 SYNC_DET_TX_EN VDD_A 14 VDD_MSM 12 XTAL_IN 4 C706 RB04 ANT 16 9 CLK_REF 1 GND1 GND2 7 15 GND3 LDO1 2 3 LDO2 13 NC RX_BB_TX_BB 1000p C711 U703 C750 0 5p BT_SBCK BT_DATA TCXO_OUT VREG_BT_2 85V VREG_BT_2 85V VREG_MSMP_2 7V BT_TX_RX_N BT_CLK BT_SBST BT_SBDT Schematic of Bluetooth RF Block U704 U703 TP1 TP4 TP5 TP3 TP2 ...

Page 96: ...REG_MSMA_2 6V C422 VREG_TCXO_2 85V C416 power up and system reset assert to MSM Phone booting and PS_HOLD D400 assert High to PMIC PM6650 2M Start Battery voltg higher than 3 28V Press PWR key Keypad LED on D601 high to low when key press Is clock ok R406 19 2M X400 32 768Khz Change the Main board Change or charging the Battery Follow the LED trouble shoot Check the Diode Change the Main board Che...

Page 97: ...4 TROUBLE SHOOTING 98 32 768KHz VREG_TCXO_2 85V C416 VREGC_MSMP_2 7V C425 VREGC_MSMA_2 6V C422 PM6650 VREG_MSME_1 8V C431 VREG_MSMC_1 25V C430 19 2MHz R406 MSM6250 ...

Page 98: ... 5V USB_D D501 go to 3 3V 48M Crystal on USB_DATA TPUSBP is triggered USB work Start USB_VBUS is about to 5V USB_D is about to 3 3V 48M is run Change the Main board Check D504 USB cable Check D501 Check X200 NO YES YES YES NO NO Cable is insert YES Cable insert NO X200 48MHz USB_D USB_D USB_DATA TPUSBP USB_VBUS ...

Page 99: ...d USIM IF work Schematic and place are refer to SIM technical brief Start Work well VREG_USIM_2 85V is 3 0V USIM_P_CLK is run Change the Main board End Check J300 TP_UCLK TP_UDAT VREG_USIM_2 85V Yes No YES NO Re insert the SIM card Change SIM card Work well End Yes No USIM_P_DATA J300 Pin 6 VREG_USIM_2 85V J300 Pin 1 USIM_P_CLK J300 Pin 3 USIM_P_RST J300 Pin 2 ...

Page 100: ...n ROW 0 4 is 2 7V Press the key Corresponding row x and col x go to 0V Key sensing Start Work well Check the RA600 R606 with no key press Change the Main board End Yes NO Change the side key PCB Check the RA600 R606 with key press NO ROW 0 4 is 2 7V Check RA600 R606 NO YES RA600 R606 Side Key ...

Page 101: ...250A Start Check VREG_CAM_2 7V VREG_DODD_2 7V Yes NO END Camera is OK Check the camera conn and reconnect the camera Change the U504 or Change the U502 Camera is OK Check the DSP_CLK Change the camera Yes Yes NO NO NO END Yes FB500 Change the Main board Change the Main board FB500 Camera connector U504 2 7V LDO U502 1 8V LDO ...

Page 102: ...4 TROUBLE SHOOTING 103 4 13 Main LCD Trouble Main LCD control signals are generated by MSM6250A Those signal s path are MSM6250A MAIN B d CN602 LCD FPCB and LCD Module ...

Page 103: ...4 TROUBLE SHOOTING 104 LCD Control data flow CN602 50pin LCD connector FPCB for LCD Module 40pin LCD connector LCD Module ...

Page 104: ... Open about 2 6V Close 0V MSM6250A Sense the Folder Flip Event Sensing signal is directly connected to MSM6250A Start Change the Main b d Insert the magnet Check the magnet in folder Assy Approach the magnet to U600 FLIP U600 pin 1 is 0V Yes NO Yes Check the U600 And check the R600 for VREG_MSMP_2 7V NO U600 Flip sense IC R601 VREG_MSMP_2 7V ...

Page 105: ...out is triggered as this Cam front side view 0V Cam back side view about 2 5V MSM6250A Sense the Camera direction change Event Start CAM_SENSE is 0V Check the magnet in the mechanics of camera module And Change the camera direction for front Yes Yes NO Change the Sub B d NO Sense is OK Yes END Sense is OK Change the Sub B d NO Yes END Check VCC of U705 U705 ...

Page 106: ...low Trans Flash insertion VREG_MMC_3 0V is 3 0V MMC_CD go to High Trans Flash Insertion detecting by MSM6250A go working Start Trans Flash insertion Detection is correct NO Yes Change the Main B d Check the VREG_MMC_3 0V MMC_CD signal Insert the Trans Flash Card MMC connector ...

Page 107: ...tor of LCD FPCB LCD module Speaker Start The sine wave appear at R514 R522 Check U507 NO Connect the phone to network Equipment and setup call Setup 1KHz tone out The sine wave appear at Speaker soldering point Can you hear the tone YES END Change the speaker Hear the tone to the receiver NO NO Check connector pin and Speaker soldering point Or Change the LCD FPCB YES YES The sine wave appear at R...

Page 108: ...4 TROUBLE SHOOTING 109 R512 R510 receiver signal serial resistor Speaker FPCB for LCD Module R514 R522 audio signal serial resistor U507 Speaker receiver switch Speaker soldering point ...

Page 109: ...C537 C538 R524 R526 CN501 headset Jack pin 4 5 Start Connect the phone to network Equipment and setup call Setup 1KHz tone out And insert head_Set The sine wave appear at C537 C538 YES Check the connector pin NO Can you hear the tone NO YES YES END Headset insertion detection in the Main LCD Display OK Check CN501 pin 8 NO Check the CN501 ...

Page 110: ...4 TROUBLE SHOOTING 111 CN501 C537 C538 MSM6250A ...

Page 111: ...ne wave appear at C530 C540 Change the Main board NO Connect the phone to network Equipment and setup call Setup 1KHz tone out Set phone with speaker Phone mode The sine wave appear at R515 R528 YES Check C530 C540 R515 R528 or Change the Main board NO Check U508 U507 NO YES The sine wave appear at Speaker side in FPCB Check the connector or Change the FPCB NO YES Can you hear the tone Change the ...

Page 112: ...4 TROUBLE SHOOTING 113 R514 R522 audio signal serial resistor U507 Speaker receiver switch R515 R528 Speaker FPCB for LCD Module Speaker soldering point U508 Speaker amp ...

Page 113: ...UTN W18 AF19 MIC1N AF20 MICINP AF22 AF24 CCOMP EAR1OP AF18 AUXIN_AUXIR AUXIP_AUXIL AE19 MIC1P AE20 MICINN AE22 MICBIAS AE23 EAR1ON AUXON_AUXOR AC18 AC19 MIC2P MICFBP AC20 MICFBN AC21 AC17 AUXOP_AUXOL AA17 MIC2N AA18 MICOUTP AA19 MICFBN MICFBP MID_SPK RCV MICOUTP MID_SPK MICINP MIC1N RCV MICBIAS MICINN MIC1P HPL_R HPL_L MICOUTN MIC2N MIC2P GND_RET Start MIC_BIAS C505 is 1 8V Change the Main B d NO ...

Page 114: ...4 TROUBLE SHOOTING 115 U500 MIC for Handset MIC 33p C513 G1 2 3 G2 5 G3 1 OUT PWR 4 SP0102BE3 U500 C502 47p 10u C500 22n C504 R503 0 C506 22n C507 NA 10p C514 MICBIAS MIC1N MIC1P ...

Page 115: ...C14S02050 5 6 7 8 9 VA510 10 11 12 13 14 15 16 17 18 19 2 20 21 22 3 4 CN501 1 3 G1 G2 4 IN 1 OUT 2 USB_VBUS USB_D USB_D HPL_L EAR_SENSE_N VBATT HPL_R UART_TXD UART_RXD 5V_PWR VREG_MSMP_2 7V PM_ON_SW_N MIC2N Near to MSM AUDIO C218 0 1u C216 22n 22n C217 HPH_R W15 HPH_L W17 MICOUTN W18 AF19 MIC1N AF20 MICINP AF22 AF24 CCOMP EAR1OP AF18 AUXIN_AUXIR AUXIP_AUXIL AE19 MIC1P AE20 MICINN AE22 MICBIAS AE2...

Page 116: ...4 TROUBLE SHOOTING 117 C216 C217 for MIC serial capacitor MSM6250A ...

Page 117: ...ect TA or USB Cable and battery to the phone Trouble Shooting Procedure Check the charger connector Check the charging current Path Check the battery 5 6 4 Q401 QST4 3 B 1 C1 C2 2 B 3 C1 1 2 C2 5 6 4 QST4 Q400 0 1 R401 D1 D2 D3 D4 G S SI3493DV E3 Q402 ICHARGEOUT VPWR BATT_FET_N CHG_CNT_N VBATT USB_VBUS ICHARGE 5V_PWR USB_CNT_N Pass control Tr ON 4 2 4 25V Main Battery TA 4 6V Battery FET ON Chargi...

Page 118: ...he pin and battery Connect terminals of I O connector Connection OK Change I O connector Is the TA voltage 4 6V Is the USB voltage 5 0V Change TA USB cable Check the Q400 Q401 Q402 END Change the board NO Yes NO Yes NO Yes Charging OK Yes ...

Page 119: ...4 TROUBLE SHOOTING 120 Q400 Q401 Q402 VBATT GND ...

Page 120: ...ure Connect the phone to your desktop PC using the USB cable and run the LGMDP application Before getting started set up LGMDP preferences from the Preferences of the file menu the way you want Click on the File menu and select Preferences Play a success sound It will be played a wav file when the download has been completed LGMDP starts it will automatically select Select Port button to download ...

Page 121: ...button Once the desired country is selected the selected country name will be displayed at the bottom of left corner screen For instance if the selected country is Italy then LGMDP will operate based on the Italy Setting Values In this case the figure shown in the below will be displayed ...

Page 122: ...er Security column Make sure that the selected country is valid If the selected country is invalid select the country name again Integrity is automatically checked for the following country Italy United Kingdom Hong Kong and Austria Integrity Ciphering is checked for Australia Sweden and Denmark Then click on the Connect button The port number COM4 shall be different from that of the port number i...

Page 123: ...dy is displayed when the application is ready for downloading While the images are transmitted from PC to the handset a progressive bar Red box indicating the degree of transmission of data is displayed 5 DOWNLOAD 124 ...

Page 124: ...ew images check the option Erase_EFS The calibration data user contents media and module are erased Only calibration data is kept when NV backup restore is checked The user contents and file system physically are wiped out Keep All Contents Maintain user data including WAP AD DRM Email Play lists images when downloading a new images user data stated above are maintained if this option is enable On...

Page 125: ... the folder name in the snapshot The folder name indicates the path where the image files are located Select the path where AMSS Modem image file is located by clicking on the Browse button The selected AMSS image will be downloaded to the handset from the path directory in the PC Make sure that you have chosen correct file In case of wrong AMSS Modem file is selected he phone may not work The fil...

Page 126: ...loaded to the handset from the path directory in the PC Make sure that you have chosen the right media image file After selecting an image a prompt will be displayed asking whether user want to download the selected image Confirm the information on the message box Caution Application will popup Error message if you choose improper file ...

Page 127: ...the handset from the path directory in the PC Make sure that you have chosen the right Module image file After selecting an image a prompt will be displayed asking whether user want to download the selected image Confirm the information on the message box Caution Application will popup Error message if you choose improper file ...

Page 128: ...or select the NV file from the LGMDP installation directory by clicking on the Browse button Click on the START button to start downloading A summary of the selected images and option information window will be displayed Click on the No button if this is not the setting you are downloading for Otherwise click on the Yes button to continue downloading selected image file with options No Yes ...

Page 129: ...downloading images to the handset You will see snapshots for each step in the succeeding slides NV Backup Erase MODULE directory NV Restore Erase MEDIA directory Download MEDIA Download MODULE Erase EFS Download MODEM Reset Reset Download process Download End Download Start Reset ...

Page 130: ...e created in the displayed file name in the LGMDP installation directory Backing up NV data and backed up NV data will be stored in the LGMDP installation directory Erasing the existing directories and files before the Module image is downloaded Downloading the AMSS modem image ...

Page 131: ...ion Restoring NV data which backed up in the Backing up process User can also restore NV data using NV Default image selection Rebooting the handset and re establishing the connection Erasing the existing directories and files before downloading the selected Media image ...

Page 132: ...5 DOWNLOAD 133 Downloading Media image in progress Downloading Module image in progress Downloading process has completed successfully ...

Page 133: ... store log related files in the selected root path in PC This function is very useful for debugging Select Log Extractor from the Tools of the file menu and connect the phone with LGMDP by clicking on the Connect button When clicking on the Connect button this checks if the appropriate files such as LGAPP RecMngr bin err directory Debugging_Tip txt or Hidden_info bin are placed on the handset If t...

Page 134: ...eys and then try to download all the images again including AMSS modem Media and Module image The phone supports a special mode called emergency mode In this mode minimum units for downloading is running so that users can download the images again in case of emergency situation AMSS modem Media and Module images can not be running in this mode The below dialog shows parameters of Select Port when ...

Page 135: ... on the Start button to start downloading selected images The selected image will be downloaded to the handset from the path directory in the PC After downloading images successfully it will boot to normal mode 5 3 2 Media Erasing Error Snapshot showing the MEDIA Erasing error before downloading the Media image Next slide shows the remedial procedure to adopt ...

Page 136: ...hen re try to download only the Media and Module images again Both Media and Module image have to be downloaded at the same time 5 3 3 NV Restore Error Snapshot showing the NV Restore error Next slide shows the remedial procedure to adopt ...

Page 137: ...w Enable state in the window indicates that the Phone has been detected and is ready to download Click on NV Restore A list of NV Backup files nv2 will be shown These files were saved every time NV Backup option was selected The name is determined based on the time when NV Backup was done ...

Page 138: ...5 DOWNLOAD 139 Choose the desired NV file to be downloaded on the handset and click on Restore Snapshot showing the error Reading the NV file and restore NV ...

Page 139: ...t recommended that multi downloading using the USB hub 2 Recommended that the Module and Media Image have to be downloaded at the same time 3 Erase EFS option will erase everything media module nv items and user data in the EFS area ...

Page 140: ... CK DT DUPLEXER RX SAW 2110 2170 VCTCXO 19 2MHz PLL1 CXO CP1 TCXO V c UMTS OUT RX_IQ Loop filter VCO_VTUNE PM6650 RX_IQ UMTS RF GSM RF GSM900_INP GSM900_INN GSM1800_INP GSM1800_INN GSM1900_INP GSM1900_INN TX_MOD_CP GSM TX VCO TX_VCO_FB Loop filter BLUETOOTH RF MODULE GSM Tri band PAM TCXO BT_SBST CK DT BT_RX_TX_N BT_DATA BT_SBST CK DT BT_RX_TX_N BT_DATA BLUETOOTH RF TX_SAW 1920 1980 UMTS PAM F E M...

Page 141: ...PMSB I PM_SBDT SBST_N SBCK JTAG Rece ptacle AMUX USB TCXO_OUT SLEEP_CLK ON_SW MMI KEY_PWR_ON KEY FOLDER_DETEC T_N KYPD 0 6 KEYSENSE_N 4 0 TRST_N TCK TMS TDI TDO RTCK BLUETOOTH_SBI PM_INT_N PS_HOLD TCXO_EN KPDPWR_N KPDPWR_N MMC_CMD DATA CLK RESET_N JTAG RFR_N CTS_N RI DTR DCD_N UART1_DP_ RXD UART1_DP_ TXD LED Moto r Driver BLUETOOTH USIM Level Trans SBI USB Trans Mux MUX_OUT VD D CAM_SENSE HDET ANT...

Page 142: ... 10u 0 01u C1110 R1011 6 2K 10 R1007 C1054 0 1uF 1u C1100 R1025 6 2K C1012 82p 33p C1030 C1035 22n NA C1074 2 7nH L1009 C1063 R1017 100ohm 1000p C1016 0 01u 3 3nH VREG_TCXO_2 85V 2 2uH L1002 L1301 8 VTUNE_REF VREG_TCXO_RF_2 85V 11K R1034 VDDA11 39 41 VDDA12 48 VDDA13 VDDA14 50 52 VDDA15 54 VDDA16 VDDA17 56 VDDA2 5 VDDA3 7 VDDA4 10 VDDA5 15 VDDA6 23 26 VDDA7 VDDA8 27 VDDA9 31 VDD_M 43 45 SBDT SBST ...

Page 143: ..._N_SDRAM1_RAS_N G1 G2 SDRAM1_D 6 BT_TX_RN_N_GPIO 21 G21 BT_CLK_GPIO 25 G23 SBDT1_GPIO 1 G26 SDRAM1_D 2 F14 TMS F15 F16 TDO TCXO_EN_GPIO 94 F18 F19 GP_PDM 0 _GPIO 92 CAMIF_DATA 5 _GPIO 57 F20 BT_SBST_GPIO 24 F23 SDRAM1_D 0 F4 UART1_DCD_N_GPIO 39 E1 CAMIF_HSYNC_GPIO 15 E23 BT_SBDT_GPIO 22 E25 BT_SBCK_GPIO 23 E26 UART2_RFR_N_GPIO 91 E4 UHF_BAND_SEL_GPIO 6 F10 UART1_RI_GPIO 64 F11 RESOUT_N F12 RESIN_N...

Page 144: ...IO1 M13 IO2 L10 IO3 L12 IO4 J9 IO5 H12 IO6 H10 IO7 IO8 G12 A1 NC1 B2 NC10 P8 NC100 R2 NC101 NC102 R7 NC103 R9 P10 DQ25 DQ26 R10 DQ27 P11 DQ28 R11 P12 DQ29 V5 DQ3 DQ30 R12 R13 DQ31 DQ4 U5 DQ5 T6 V6 DQ6 U7 DQ7 DQ8 T9 DQ9 T10 U8 DQM0 T8 DQM1 DQ10 V10 T11 DQ11 DQ12 U11 V11 DQ13 DQ14 T12 U12 DQ15 DQ16 P3 DQ17 R3 DQ18 P4 R4 DQ19 DQ2 T5 P5 DQ20 DQ21 R5 P6 DQ22 R6 DQ23 DQ24 P9 E3 A2 E2 A3 D12 A4 C12 A5 D1...

Page 145: ...N 23 KPDPWR_N 24 VIB_DRV_N 25 RUIM_IO MPP12 26 VSW_PA 27 VREG_PA 28 VDD_PA 29 USB_CTL_N 15 USB_VBUS 16 USB_DAT 17 USB_D_P 18 USB_SE0 19 VCHG 2 USB_D_M 20 GP1_DRV_N MPP7 21 ADC_BYP 1 VREG_USB 10 USB_ID 11 VREG_5V 12 USB_OE_N 13 VSW_5V 14 U400 PM6650 2M L400 47nH 10K R404 0 R400 47K R407 0 1 R401 C429 2 2u C404 2 2u C408 0 1u smd_1608h_9_r C425 4 7u D400 RB521S 30 R403 121K C418 0 1u 2 2u C428 C427 ...

Page 146: ...F INSTPAR D504 33u C537 R532 80 6K 470K R509 100K R519 2 2K R500 VREG_MMC_3 0V 0 R526 R503 0 C530 0 068u NA R550 1u C523 C540 0 068u C505 0 10u R520 PGND VCC 1 C516 0 1u 3 COM1 COM2 9 6 GND 5 IN1 IN2 7 4 NC1 NC2 8 2 NO1 10 NO2 11 MAX4764ETB U507 100K R505 C509 0 1uF 0 01u C528 C550 47p 0 1u INSTPAR D500 PSD05 LF C539 C547 VA505 EVLC18S02015 SD12 TCT D503 33p 470K R530 1u R514 0 C503 C517 1u VA507 ...

Page 147: ...UT_A3 3 4 INOUT_A4 9 INOUT_B1 INOUT_B2 VA609 EVLC14S02050 EVLC14S02050 VA608 INSTPAR ZD600 UCLAMP0501H_TCT SEARCH 24 R609 D600 RB521S 30 VA615 EVLC14S02050 C603 0 1u R615 24 PRSB6 8C D650 24 R618 EVLC14S02050 VA620 3 5 7 VA614 EVLC14S02050 10K 2 4 6 8 1 24 R616 RA600 LEFT VA617 EVLC14S02050 LEPBS14IG LD603 PRSB6 8C VA604 R606 10K VA602 PRSB6 8C 0 R608 DN VA619 EVLC14S02050 HOT602 VA610 EVLC14S0205...

Page 148: ...C700 C708 EVLC14S02050 VA701 GND OUT VCC 33p MRSS32W_L U705 10p C720 100K R710 1u 8 SBCK 10 11 SBDT SBST 6 5 SYNC_DET_TX_EN VDD_A 14 VDD_MSM 12 XTAL_IN 4 C706 RB04 ANT 16 9 CLK_REF 1 GND1 GND2 7 15 GND3 LDO1 2 3 LDO2 13 NC RX_BB_TX_BB 1000p C711 U703 ML414RH F9CE BAT700 C750 0 5p BT_SBST VREG_MSMP_2 7V BT_SBCK BT_DATA TCXO_OUT V_BACK_UP VREG_BT_2 85V VREG_BT_2 85V VREG_MSMP_2 7V CAM_SENSE VREG_MSM...

Page 149: ... 150 8 pcb layout ...

Page 150: ... 151 8 pcb layout ...

Page 151: ... 152 8 pcb layout ...

Page 152: ... 153 8 pcb layout ...

Page 153: ... 154 ...

Page 154: ...ec_U310_101 xml At_Serial_Cmd xml dacTable cfg Diag_NV6250_RevB dll DLL_E5515CD DLL DLL_PwrControlD dll Dll_SerialATD dll Ezlooks xml CmMqDll dll ComLMPLib_06 dll ShieldBox_DllD dll Hot_KimchiD exe Rf_AutoMain_Ver1114 dll Setup_RF_AutoTest xml Main_SequenceD dll Dll_SerialATD dll DLL_PwrControlD dll DLL_E5515CD DLL AT_Serial_Cmd xml PwrSupply_Cmd xml FTMLib dll Directory File LG_RfCal_QuU310Ag_099...

Page 155: ...310_101 xml Auto_Model U310 AutoSetup_100 xml 1 Indication of cal process or auto process 2 Model name which is displayed on Hot Kimchi program 3 Relative path of Main Sequence dll file from Hot_KimchiD exe 4 You can change this as on or off should be in lower case on off 5 You can change this as auto or cal should be in lower case on off 6 Auto model name 7 Relative path of auto model procedure s...

Page 156: ...The yes or no for using battery calibration svc The yes or no for using HOT KIMCHI at service center Domestic off Service Center on standalone Overseas factory or Service Center on Domestic off tescom The yes or no for using TESCOM shield box process selection of the process auto or cal L600i procedure spec setup file name only for auto ...

Page 157: ...ff batcal off svc on standalone off tescom off process cal Ex2 Overseas factory or Repair ezlooks off batcal on svc off standalone on tescom off process cal Ex3 Domestic factory ezlooks on batcal on svc off standalone off tescom off process cal CAL Process In case of using Tescom S B set tescom on ...

Page 158: ...ibration RF Auto Test Program 159 9 2 How to use HOT KIMCHI Flow 1 Select the model name which you want 2 Click APPLY button to load the cal 3 Click START button to run the procedure which you want U310 U310 ...

Page 159: ...9 Calibration RF Auto Test Program 160 9 3 Example for using HOT KIMCHI Choose Exe_QU310Ver0 99A Click APPLY button Click START button U310_Ver0 99A Calibration ...

Page 160: ...9 Calibration RF Auto Test Program 161 9 3 1 Example for Calibration Click START U310 ...

Page 161: ...9 Calibration RF Auto Test Program 162 9 3 2 Example for RF Auto Test Click Run button U310 U310 U310 U310 ...

Page 162: ... 16 58 59 22 24 60 23 66 25 60 44 54 77 40 39 76 35 71 70 69 32 33 31 30 75 28 27 29 56 26 55 26 47 46 63 51 36 52 53 50 49 48 34 37 74 38 65 78 41 42 68 43 64 79 45 21 20 19 18 62 17 14 15 10 EXPLODED VIEW REPLACEMENT PART LIST 10 1 EXPLODED VIEW ...

Page 163: ... 164 ...

Page 164: ...FBC0024401 COMPLEX empty Without Color 20 5 MMAA00 MAGNET SWITCH MMAA0001601 7100 magnetic Silver 58 5 MPBG00 PAD LCD MPBG0048101 COMPLEX empty Without Color 16 5 MPBJ00 PAD MOTOR MPBJ0034601 COMPLEX empty Without Color 15 5 MPBN00 PAD SPEAKER MPBN0032001 COMPLEX empty Without Color 14 5 MTAD00 TAPE WINDOW MTAD0055001 COMPLEX empty Without Color 22 5 MTAZ02 TAPE MTAZ0144301 COMPLEX empty Without C...

Page 165: ... INSULATOR MIDZ0116001 COMPLEX empty 0 05 Black 71 5 MPBH00 PAD MIKE MPBH0024101 COMPLEX empty Without Color 56 5 MSGY00 STOPPER MSGY0017301 MOLD Urethane Rubber S190A Silver 26 5 MTAB00 TAPE PROTECTION MTAB0128801 COMPLEX empty Without Color 75 5 MTAC00 TAPE SHIELD MTAC0042401 COMPLEX empty Without Color 70 5 MTAC01 TAPE SHIELD MTAC0041301 COMPLEX empty Without Color 69 4 APGZ00 PLATE ASSY APGZ00...

Page 166: ... LOCKER Silver 43 4 MSDC00 SPRING LOCKER MSDC0008301 Without Color 64 3 ACGN00 COVER ASSY CAMERA ACGN0005901 White 4 ACGP00 COVER ASSY CAMERA FRONT ACGP0004301 White 5 ATBZ00 TERMINAL ASSY ATBZ0000901 Black 48 5 MCJP00 COVER CAMERA FRONT MCJP0005801 MOLD PC LUPOY SC 1004ML White 49 5 MMAZ00 MAGNET MMAZ0004201 COMPLEX empty Silver 50 5 MTAD00 TAPE WINDOW MTAD0055101 COMPLEX empty Without Color 47 4...

Page 167: ... 5 ADCA00 DOME ASSY METAL ADCA0054401 Without Color 34 5 MLAZ00 LABEL MLAZ0038301 PID Label 4 Array Without Color 5 AFBA00 FRAME ASSY SHIELD AFBA0004701 Without Color 6 MFEA00 FRAME SHIELD MFEA0011601 CASTING Zn Alloy Silver 37 6 MTAC00 TAPE SHIELD MTAC0039101 COMPLEX empty Without Color 76 6 MTAZ00 TAPE MTAZ0174601 COMPLEX empty Without Color 74 ...

Page 168: ...900 WCDMA2100 QUAD 2 0 50 3 0 41 4 SVCY00 CAMERA SVCY0011901 CMOS MEGA 1 3M OVT OV9655 1 4 8 7 95 5 9t FPCB Type 51 3 SAFY00 PCB ASSY MAIN SAFY0163001 38 4 SAFB00 PCB ASSY MAIN INSERT SAFB0059801 5 SPKY00 PCB SIDEKEY SPKY0038701 POLYI 2 mm DOUBLE U310 F SIDEKEY 4 SAFF00 PCB ASSY MAIN SMT SAFF0084801 5 SAFC00 PCB ASSY MAIN SMT BOTTOM SAFC0075601 6 C1000 CAP CERAMIC CHIP ECCH0000122 47 pF 50V J NP0 ...

Page 169: ...J NP0 TC 1005 R TP 6 C1026 CAP CHIP MAKER ECZH0000830 33 pF 50V J NP0 TC 1005 R TP 6 C1027 CAP CERAMIC CHIP ECCH0000155 10 nF 16V K X7R HD 1005 R TP 6 C1028 CAP CHIP MAKER ECZH0000844 68 pF 50V J NP0 TC 1005 R TP 6 C1029 CAP TANTAL CHIP ECTH0003701 10 uF 6 3V M L_ESR 1608 R TP 6 C1030 CAP CERAMIC CHIP ECCH0000127 82 pF 50V J NP0 TC 1005 R TP 6 C1031 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD...

Page 170: ...CHIP ECCH0000143 1 nF 50V K X7R HD 1005 R TP 6 C1061 CAP TANTAL CHIP ECTH0003703 4 7 uF 6 3V M STD 1608 R TP 6 C1062 CAP CERAMIC CHIP ECCH0000143 1 nF 50V K X7R HD 1005 R TP 6 C1063 CAP CERAMIC CHIP ECCH0000143 1 nF 50V K X7R HD 1005 R TP 6 C1065 CAP CERAMIC CHIP ECCH0000104 3 pF 50V C NP0 TC 1005 R TP 6 C1066 CAP CERAMIC CHIP ECCH0000143 1 nF 50V K X7R HD 1005 R TP 6 C1067 CAP CERAMIC CHIP ECCH00...

Page 171: ... pF 50V D NP0 TC 1005 R TP 6 C1100 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C1101 CAP CERAMIC CHIP ECCH0000110 10 pF 50V D NP0 TC 1005 R TP 6 C1102 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C1103 CAP TANTAL CHIP ECTH0002201 10 uF 6 3V M STD 1608 R TP 6 C1104 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C1105 CAP CERAMIC CHIP ECCH0000185 5 6 pF ...

Page 172: ...F 16V K X7R HD 1005 R TP 6 C223 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C224 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C225 CAP CERAMIC CHIP ECCH0000155 10 nF 16V K X7R HD 1005 R TP 6 C226 CAP CERAMIC CHIP ECCH0000155 10 nF 16V K X7R HD 1005 R TP 6 C227 CAP CERAMIC CHIP ECCH0000143 1 nF 50V K X7R HD 1005 R TP 6 C228 CAP CERAMIC CHIP ECCH0000143 1 nF 50V K X7...

Page 173: ...6V Z NP0 TC 1005 R TP 6 C309 CAP CHIP MAKER ECZH0004402 0 1 uF 16V Z NP0 TC 1005 R TP 6 C310 CAP CHIP MAKER ECZH0004402 0 1 uF 16V Z NP0 TC 1005 R TP 6 C311 CAP CERAMIC CHIP ECCH0000155 10 nF 16V K X7R HD 1005 R TP 6 C312 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C400 CAP CHIP MAKER ECZH0001511 2 2 uF 10V Z Y5V HD 1608 R TP 6 C401 CAP CHIP MAKER ECZH0003202 1 uF 6 3V Z Y5V HD 10...

Page 174: ...uF 6 3V K X5R TC 1608 R TP 6 C431 CAP CERAMIC CHIP ECCH0006201 4 7 uF 6 3V K X5R TC 1608 R TP 6 C432 CAP CERAMIC CHIP ECCH0000143 1 nF 50V K X7R HD 1005 R TP 6 C433 CAP CERAMIC CHIP ECCH0000143 1 nF 50V K X7R HD 1005 R TP 6 C450 CAP CERAMIC CHIP ECCH0006201 4 7 uF 6 3V K X5R TC 1608 R TP 6 C500 CAP TANTAL CHIP MAKER ECTZ0005201 10 uF 6 3V M L_ESR 1608 R TP 6 C501 CAP CERAMIC CHIP ECCH0004904 1 uF ...

Page 175: ...C CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C546 CAP CERAMIC CHIP ECCH0000155 10 nF 16V K X7R HD 1005 R TP 6 C547 CAP CHIP MAKER ECZH0000830 33 pF 50V J NP0 TC 1005 R TP 6 C548 CAP CERAMIC CHIP ECCH0000110 10 pF 50V D NP0 TC 1005 R TP 6 C549 CAP CERAMIC CHIP ECCH0000122 47 pF 50V J NP0 TC 1005 R TP 6 C550 CAP CERAMIC CHIP ECCH0000122 47 pF 50V J NP0 TC 1005 R TP 6 C560 CAP CERAMIC CHIP ECCH0...

Page 176: ...SY0028101 1950 MHz 1 4 1 4 SMD Pb free_DCS1900_Rx 6 FL1002 FILTER SAW SFSY0029201 2140 MHz 1 35 1 05 0 6 SMD Pb free_WCDMA_Rx_200ohm 6 FL1003 DUPLEXER IMT SDMY0001101 1950 MHz 2140 MHz 1 4 dB 2 0 dB 50 dB 41 dB 3 0 2 5 1 0 SMD SAW 2140 2110 to 2170 1950 1920 to 1980 2 0 1 4 3 0x2 5x1 0 empty empty empty 6 FL600 FILTER EMI POWER SFEY0013101 SMD 1608 EMI ESD Filter 4ch 14V 15pF 50ohm 6 FL602 FILTER ...

Page 177: ...NDUCTOR CHIP ELCH0001423 56 nH J 1005 R TP PBFREE 6 L1029 INDUCTOR CHIP ELCH0005009 100 nH J 1005 R TP 6 L1030 INDUCTOR CHIP ELCH0001056 2 7 nH S 1005 R TP PBFREE 6 L1300 INDUCTOR CHIP ELCH0001406 4 7 nH S 1005 R TP PBFREE 6 L1301 INDUCTOR CHIP ELCH0001405 3 3 nH S 1005 R TP PBFREE 6 L300 INDUCTOR CHIP ELCH0001550 56 nH J 1608 R TP 6 L400 INDUCTOR CHIP ELCH0003813 47 nH J 1005 R TP COIL TYPE 6 L40...

Page 178: ...AKER ERHZ0000490 51 ohm 1 16W J 1005 R TP 6 R1022 RES CHIP MAKER ERHZ0000527 200 ohm 1 6W J 1005 R TP 6 R1023 RES CHIP MAKER ERHZ0000404 1 Kohm 1 16W J 1005 R TP 6 R1024 RES CHIP ERHY0003301 100 ohm 1 16W J 1005 R TP 6 R1025 RES CHIP MAKER ERHZ0000502 6200 ohm 1 16W J 1005 R TP 6 R1026 RES CHIP ERHY0003301 100 ohm 1 16W J 1005 R TP 6 R1027 RES CHIP MAKER ERHZ0000405 10 Kohm 1 16W J 1005 R TP 6 R10...

Page 179: ...R ERHZ0000493 51 Kohm 1 16W J 1005 R TP 6 R221 RES CHIP MAKER ERHZ0000493 51 Kohm 1 16W J 1005 R TP 6 R222 RES CHIP MAKER ERHZ0000493 51 Kohm 1 16W J 1005 R TP 6 R300 RES CHIP MAKER ERHZ0000485 4700 ohm 1 16W J 1005 R TP 6 R301 RES CHIP MAKER ERHZ0000406 100 Kohm 1 16W J 1005 R TP 6 R302 RES CHIP MAKER ERHZ0000401 0 ohm 1 16W J 1005 R TP 6 R303 RES CHIP MAKER ERHZ0000406 100 Kohm 1 16W J 1005 R TP...

Page 180: ...F 1005 R TP 6 R540 RES CHIP MAKER ERHZ0000231 180 Kohm 1 16W F 1005 R TP 6 R551 RES CHIP MAKER ERHZ0000443 2200 ohm 1 16W J 1005 R TP 6 R600 RES CHIP ERHY0003301 100 ohm 1 16W J 1005 R TP 6 R602 RES CHIP ERHY0003301 100 ohm 1 16W J 1005 R TP 6 R604 RES CHIP ERHY0003301 100 ohm 1 16W J 1005 R TP 6 R605 RES CHIP ERHY0003301 100 ohm 1 16W J 1005 R TP 6 S500 CONN SOCKET ENSY0014101 8 PIN ETC 1 1 mm T ...

Page 181: ...MD 6 VA505 VARISTOR SEVY0003801 18 V SMD 6 VA506 VARISTOR SEVY0001001 14 V SMD 50pF 1005 6 VA507 VARISTOR SEVY0001001 14 V SMD 50pF 1005 6 VA508 VARISTOR SEVY0001001 14 V SMD 50pF 1005 6 VA509 VARISTOR SEVY0001001 14 V SMD 50pF 1005 6 VA510 VARISTOR SEVY0001001 14 V SMD 50pF 1005 6 VA511 VARISTOR SEVY0001001 14 V SMD 50pF 1005 6 VA512 VARISTOR SEVY0001001 14 V SMD 50pF 1005 6 VA513 VARISTOR SEVY00...

Page 182: ...IC CHIP ECCH0000165 68 nF 6 3V K X5R HD 1005 R TP 6 C541 CAP CHIP MAKER ECZH0000813 100 pF 50V J NP0 TC 1005 R TP 6 C600 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C601 CAP CERAMIC CHIP ECCH0000110 10 pF 50V D NP0 TC 1005 R TP 6 C603 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 FL601 FILTER EMI POWER SFEY0013101 SMD 1608 EMI ESD Filter 4ch 14V 15pF 50ohm 6 FL603 F...

Page 183: ...IP MAKER ERHZ0000507 68 Kohm 1 16W J 1005 R TP 6 R519 RES CHIP MAKER ERHZ0000406 100 Kohm 1 16W J 1005 R TP 6 R520 RES CHIP MAKER ERHZ0000401 0 ohm 1 16W J 1005 R TP 6 R522 RES CHIP MAKER ERHZ0000401 0 ohm 1 16W J 1005 R TP 6 R525 RES CHIP MAKER ERHZ0000406 100 Kohm 1 16W J 1005 R TP 6 R527 RES CHIP MAKER ERHZ0000507 68 Kohm 1 16W J 1005 R TP 6 R528 RES CHIP MAKER ERHZ0000203 10 Kohm 1 16W F 1005 ...

Page 184: ...005 6 VA607 VARISTOR SEVY0001001 14 V SMD 50pF 1005 6 VA610 VARISTOR SEVY0001001 14 V SMD 50pF 1005 6 VA615 VARISTOR SEVY0001001 14 V SMD 50pF 1005 6 VA616 VARISTOR SEVY0001001 14 V SMD 50pF 1005 6 VA617 VARISTOR SEVY0001001 14 V SMD 50pF 1005 6 VA618 VARISTOR SEVY0001001 14 V SMD 50pF 1005 6 VA619 VARISTOR SEVY0001001 14 V SMD 50pF 1005 6 ZD600 DIODE TVS EDTY0007501 SOD 523 5 V 240 W R TP Vc 12 5...

Page 185: ...00401 0 ohm 1 16W J 1005 R TP 6 R702 RES CHIP MAKER ERHZ0000401 0 ohm 1 16W J 1005 R TP 6 R703 RES CHIP MAKER ERHZ0000401 0 ohm 1 16W J 1005 R TP 6 R704 RES CHIP MAKER ERHZ0000401 0 ohm 1 16W J 1005 R TP 6 R711 RES CHIP MAKER ERHZ0000405 10 Kohm 1 16W J 1005 R TP 6 U703 MODULE ETC SMZY0010701 Bluetooth RF Module 4 5 3 2 1 2 6 U704 IC EUSY0084701 SSOP5 P A 6 PIN R TP Inverter Pb Free 6 VA701 VARIST...

Page 186: ...ption Part Number Specification Color Remark 3 SBPP00 BATTERY PACK LI POLYMER SBPP0019401 3 7 V 800 mAh 1 CELL PRISMATIC U310 HITWA BATT 383450 Europe Label Pb Free White 3 SGEY00 EAR PHONE EAR MIKE SET SGEY0005520 10mW 32ohm 112dB 20HZ 20HZ empty BLACK 18P MMI CONNECTOR Plug Mold Abnormal 3 SSAD00 ADAPTOR AC DC SSAD0021002 100 240V 5060 Hz 4 8 V 0 9 A CB CE 18pin plug ...

Page 187: ...Note ...

Page 188: ...Note ...

Search results

Summary of Contents for U310

Reviews:

Related manuals for U310

Brands by name

Popular brands

LG U310, Service Manual

Search results

Summary of Contents for U310

Reviews:

Related manuals for U310

Brands by name

Popular brands