LG U300 Service Manual Download Page 58

Page: 58 / 184

3. TECHNICAL BRIEF

- 59 -

3.10.10 Audio and Sound

3.10.10.1. Overview of Audio & Sound path

MSM6250A

(U201)

Mono Speaker

MIC

Head_set MIC

Receiver

Head_Set

SUB bíd
Conn.

Head
Set
Jack

LCD Conn

LCD
Module

LCD Conn

LCD
Module

Head
Set
Jack

SUB bíd
Conn.

Figure. Audio & Sound Path Block Diagram

Z3X-BOX.COM

Summary of Contents for U300

Page 1: ...Date June 2006 Issue 1 0 Service Manual U300 U300C Service Manual Model U300 U300C Z 3 X B O X C O M ...

Page 2: ... Block 75 4 5 Checking WCDMA Block 77 4 6 Checking GSM Block 86 4 7 Bluetooth RF Block 94 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 Shoot...

Page 3: ... 4 Z 3 X B O X C O M ...

Page 4: ...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 in Servi...

Page 5: ...c 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 spread the ...

Page 6: ...Over 220 min GSM Tx Max Voice Standby Time Over 260 Hrs WCDMA DRX 1 28 with 800mAh Over 290 Hrs GSM Paging period 9 Antenna Internal type LCD Main 176 X 220 pixel TFT sub 96 X 64 pixel STN LCD Backlight White LED Back Light 2way main sub common Camera 1 3 Mega pixel CMOS Vibrator Yes Coin Type LED Indicator No MIC Yes Receiver Yes Earphone Jack Yes 12 pin Connectivity Bluetooth USB Volume Key Push...

Page 7: ... 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 50dBm 1G A...

Page 8: ...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 modulation 600 ...

Page 9: ...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 Z 3 X B O X C O M ...

Page 10: ...wer 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 3dB after ...

Page 11: ...ferer 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 Wanted Signal ...

Page 12: ... 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 output pow...

Page 13: ... 3 49 0 05V Low Voltage 3 49 0 03V Stand by 3 49 0 03V Talk Warning message Blinking Interval 3min Stand by 1min Talk Power Off 3 25 0 05V Stand by BT Off condition Voice Call VT WCDMA Under 4 0 mA Under 355 mA Under 480mA DRX 1 28 Tx 12dBm Tx 12dBm Under 3 6 mA Paging 9period Under 285 mA GSM Under 5 3 mA Tx Max Bluetooth Connected Paging 9period Level Change WCDMA GSM BAR 4 3 91 2 dBm 90 2 dBm B...

Page 14: ...g 13 Under 45 dBPA Nor Idle Noise Receiving INR 12 55 dBm0p Max Idle Noise Sending INS 11 40 dB Min Echo Loss EL 10 25 dB Min Side Tone Masking Rating STMR 9 12 3 dB Max 1 3 dB Nor Receiving Loudness Rating RLR 8 8 3 dB Headset Sending Loudness Rating SLR 7 Under 36 dBPA Max Under 47 dBPA Nor Idle Noise Receiving INR 6 64 dBm0p Max Idle Noise Sending INS 5 40 dB Min Echo Loss EL 4 17 dB Min Side T...

Page 15: ...aximum 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 Z 3 X B O X C O M ...

Page 16: ...inate 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 GMSKmodulated signal to RF 1 QUALCOMM s branded chipset that implements a Zero IF radio architecture 3 TECHNICAL BRIEF U300 high level RF functional block diagram Z 3 X B O X C O M ...

Page 17: ...R6250 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 quadrature u...

Page 18: ...he 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 higher level h...

Page 19: ...signals is critical and must be maintained from the RF filter outputs all the way into the IC pins Since EGSM DCS and PCS signals are time division duplex the handset can only receive or transmit at one time switches are 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...

Page 20: ... multiplexed and routed to lowpass filters one I and one Q having passband and stopband characteristics suitable for GMSK processing These filter circuits include DC offset corrections The filter outputs are buffered and passed on to the MSM6250A IC for further processing an interface shared with the RFR6200 UMTS receiver outputs Z 3 X B O X C O M ...

Page 21: ...ersion 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 mixer IF po...

Page 22: ... control functions add even more requirements relative to the UMTS PA In addition to gain control and switching requirements the usual RF parameters such as gain output power level several output spectrum requirements and power supply current are critical The gain must be sufficient and variable to deliver the desired transmitter output power given the VCO output level the subsequent passive devic...

Page 23: ...adrature RF to baseband downconverter The down converted baseband outputs are routed to low pass filters one I and one Q having pass band and stop band characteristics suitable for DS WCDMA processing The filter outputs are buffered and passed on to the MSM6250A IC for further processing This baseband interface is shared with the RTR6250 GSM receiver outputs The RFR6250 IC includes LO generation a...

Page 24: ...3 TECHNICAL BRIEF 25 Figure 3 3 1 1 RFR6250 IC functional block diagram Z 3 X B O X C O M ...

Page 25: ...PA The PA device used in U300 is Load Insensitive PA no need to use isolator and routed to the duplexer Tx port directly 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 result in a highly flexible trans...

Page 26: ...6250A IC signal UHF_VCO_EN enables the VCO The RFR6250 IC accommodates single ended or differential LO inputs if single ended either pin can be active AC couple the inactive pin to ground using an appropriately valued capacitor 12 pF is used in U300 The 27 pF capacitor should be used to ACcouple the active pin to the VCO signal Using only the selected VCO signal the RFR6250 IC LO generation and di...

Page 27: ... the charge pump This error signal is filtered by the loop filter and applied to the VCO tuning the output frequency such that the error is decreased Ultimately the loop forces the error to approach zero and the PLL is phase and frequency locked Many key PLL performance characteristics are largely determined by the loop filter design stability transitory response settling time and phase noise 3 4 ...

Page 28: ... output 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 ...

Page 29: ...y linear amplifier module specifically designed for 3V handheld systems The device is manufactured on an advanced third generation GaAs HBT process and was designed for use as the final RF amplifier in 3V W CDMA handheld digital cellular equipment spread spectrum systems and other applications in the 1920MHz to 1980MHz band The RF5198 has a digital control line for low power applications to lower ...

Page 30: ...50Ω input and output terminals The device is designed for use as the final RF amplifier in GSM850 EGSM900 DCS and PCS handheld digital cellular equipment and other applications in the 824MHz to 849MHz 880MHz to 915MHz 1710MHz to 1785MHz and 1850MHz to 1910MHz bands The RF3166 incorporates RFMD s latest VBATT tracking circuit which monitors battery voltage and prevents the power control loop from r...

Page 31: ... pF AC couples the feedback signal into the RTR6250 IC 3 5 7 UMTS Rx RF filter FL105 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 ranging from DC up t...

Page 32: ...sults 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 9 Bluetooth U901 RB06A ANT900 ACS2450ICAU30 ...

Page 33: ...d 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 signaling from Layer 1 to 3 GSM AMR EFR FR Operation and Servic...

Page 34: ...A BLUETOOTH Receptacle Receptacle 1 3M CAMERA EAR JACK 12pin MIC RFR6250 RTR6250 ASM SP7T Trans Flash CARD USIM GSM Quad TX VCO UMTS PA WCDMA RX WCDMA TX GSM 900 1800 1900 RX FILTER GSM RX GSM TX UMTS TX FILTER D U P L E X E R UMTS RX FILTER SPEAKER RECEIVER Figure Simplified Block Diagram Z 3 X B O X C O M ...

Page 35: ...re Simplified Block Diagram of MSM6250A 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 Speaker Receiver MIC VOCODER USIM Controller GSM GPRS ARM Processor NAND SDRAM SBI for PM6650 Z 3 X B O X C O M ...

Page 36: ...0 2 devices 3 8 2 UMTS Subsystem The UMTS Subsystem performs the digital UMTS signal processing Its components include Searcher engine Demodulating fingers Combining block Frame deinterleaver Viterbi decoder Up link subsystem Turbo decoder On the down link channel the UMTS subsystem searches demodulates and decodes incoming CPICH CCPCH SCH and Traffic Channel information It extracts packet data fr...

Page 37: ... the MSM6250A device reducing the external component count to just a few passive components The microphone Tx audio path consists of a two stage amplifier with the gain of the second stage set externally The Rx Tx paths are designed to meet the ITU G 712 requirements for digital transmission systems 3 8 7 Vocoder Subsystem The MSM6250A device s QDSP4000 supports AMR vocoder In addition the QDSP400...

Page 38: ...ernate functions include USB interface additional RAM ROM general purpose chip selects parallel LCD interface and a UART interface The function of these pins is documented in the various software releases 3 8 11 UART There are three UARTs in the MSM6250A ASIC UART1 for data UART2 can be used for USIM interface UART3 can be used for PM SBI interface 3 8 12 USB The MSM6250A device integrates a unive...

Page 39: ...d 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 Support for parallel LCD interfaces...

Page 40: ... _GPIO 80 K19 GRFC 13 _GPIO 82 K23 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 H15 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 ANT_SEL2_N_GPIO ...

Page 41: ...Band 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 3 TECHNICAL BRIEF 42 Z 3 X B O X C O M...

Page 42: ...A USIM Data T 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 MSM6250A PM6650 2 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 Z 3 X B O X C O M ...

Page 43: ... 2 IO Connector USB_D USB_D USB_VBUS USB_SE0 USB_DAT USB_OE_N MicroSD PMIC USB USIM USB_SE0_VMI2C_SCL N19 USB_DAT_VP_I2C_SDA N21 USB_OE_TP_N N25 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 M19 MMC_CMD_GPIO 30 L13 SBCK K21 SBDT J23 SBST H26 MMC_DATA_GPIO 32 H13 PM_INT_N_GPIO 40 D6 PS_HOLD_GPIO 42 D7 MMC_CLK_GPIO 31 D12 UART2_DP_TX_DATA_GPIO ...

Page 44: ...6250A device has six analog input pins which are multiplexed to the input of the internal HKADC Figure MSM6250A HKADC Block diagram Table HKADC channel table ADC Ch Signal Name Note HKADC0 AMUX_OUT RF PAM Temperature sensing HKADC1 VBAT_SENSE Battery voltage level sensing HKADC2 HDET1 RF WCDMA PAM Power Level sensing HKADC3 MULTI_ADC Headset type Detection HKADC4 PCB REVISION MAIN PCB Revision che...

Page 45: ...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 fro...

Page 46: ...3 TECHNICAL BRIEF 47 Figure PM6650 2 Functional Block Diagram Z 3 X B O X C O M ...

Page 47: ...l accuracy or to capture variations over time this voltage is routed internally to the housekeeping ADC via the analog multiplexer PM6650 2 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 the pass transistor respectively U8...

Page 48: ...ed by the PM6650 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 Parameter Min Typ Max Unit Trickle Current 60 80 100 mA Z 3 X B O X C O M ...

Page 49: ... 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 Nominal Battery Capacity 1000 mAh Charger Voltage 4 6V Charging time Max 3 h Except time trickle charging Full charge indication current icon...

Page 50: ... Key Matrix Mapping Table Figure Keypad Circuit HOT5 5 UP KEY 3 CLR MENU 4 8 SEARCH 2 RIGHT SND HOT4 0 BACK 1 6 DN LEFT 7 OK 9 OK BACK 2 4 6 8 1 3 5 7 RA600 10K 4 6 9 1 MENU CLR LEFT HOT602 HOT601 0 HOT604 SND SEARCH HOT603 DN 2 7 5 UP 8 3 RIGHT R606 10K HOT600 KEY_ROW 0 KEY_COL 0 KEY_COL 1 KEY_COL 2 VREG_MSMP_2 7V KEY_ROW 4 KEY_COL 3 KEY_COL 4 KEY_ROW 3 KEY_ROW 2 KEY_ROW 1 SIDE_KEY VOL DN VOL UP ...

Page 51: ...JT FB500 R619 NA EVLC18S02015 VA502 VREG_CAM_1 8V VREG_MSMP_2 7V I2C_SDA I2C_SCL CAM_DATA 7 CAM_DATA 6 CAM_DATA 3 CAM_DATA 0 CAM_PCLK CAM_DATA 2 CAM_DATA 4 CAM_RESET_N CAM_P_DOWN CAM_DATA 5 CAM_DATA 1 CAM_HSYNC VREG_CAM_2 7V CAM_VSYNC VREG_MSMP_2 7V CAM_MCLK LCD BackLight Camera Flash LED LDO EUSY0263101 100K R501 R505 15K C508 0 01u C503 1u 10K R503 C509 1u C500 1u 28 17 P2 PGND 24 PIN 1 6 REFBP ...

Page 52: ...r I VREG_CAM_2 6V 19 Camera reset signal I CAM_RESET_N 18 I2C Clock I I2C_SCL 17 Camera Analog I O Power I VREG_CAM_2 7V 15 GND GND GND 16 I2C command I O I2C_SDA 21 Data O CAM_DATA 6 22 Data O CAM_DATA 7 23 GND GND GND 24 Master Clock 24M I CAM_MCLK 3 Data O CAM_DATA 3 4 Data O CAM_DATA 0 5 Clock for Camera Data Out O CAM_PCLK 6 Data O CAM_DATA 2 7 Data O CAM_DATA 1 8 Vertical Synch O CAM_VSYNC 9...

Page 53: ...halleffect switch the voltage at pin1 of U600 goes to 0V Otherwise 2 7V This folder signal is delivered to MSM6250A GPIO80 3 TECHNICAL BRIEF 54 FOLDER_SENSE C600 0 1u R601 62 R603 47K U600 G1 G2 OUT VDD A3212EELLT T C601 10p VREG_MSMP_2 7V FOLDER_DETECT Figure Schematic of Folder ON OFF detection circuit Z 3 X B O X C O M ...

Page 54: ...ion CAM_SENSE detects the Camera Direction front or back 3 TECHNICAL BRIEF 55 CAM_HALL_IC 10p C518 2 GND1 5 GND2 6 IO_VDD 3 NC OUT 4 1 VDD U501 TK60012BM5 CAM_SENSE VREG_MSMP_2 7V Figure Camera Direction Detection Z 3 X B O X C O M ...

Page 55: ... 56 3 10 8 Keypad Light There is Backlight LED on Top side in board backlight circuit which is driven by KYPD_BACKLIGHT line from PM6650 2 Key Pad backlight controlled by PM6650 2 Figure Backlight LED Z 3 X B O X C O M ...

Page 56: ...e Block Diagram LCD MODULE Receiver LOUD SPK Vibrator MAIN LCD SUB LCD Back Light LOUD SPK Figure LCD Module Main Sub LCD MAIN LCD MODULE 260K Color TFT 176 220 Pixel SUB LCD MODULE 65K Color TFT 260K Color support 96 96 Pixel HD66784 RENESAS Graphic Controller Driver Main Sub LCD Panel Z 3 X B O X C O M ...

Page 57: ... light control 7 DATA 2 32 MOTOR_PWR MOTOR control 8 DATA 3 33 RCV Receiver 9 DATA 4 34 RCV Receiver 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 GND 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_Enable 20 GND 45 WE_N W...

Page 58: ...10 10 1 Overview of Audio Sound path MSM6250A U201 Mono Speaker MIC Head_set MIC Receiver Head_Set SUB bíd Conn Head Set Jack LCD Conn LCD Module LCD Conn LCD Module Head Set Jack SUB bíd Conn Figure Audio Sound Path Block Diagram Z 3 X B O X C O M ...

Page 59: ...ies 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 interface consists of two differentia...

Page 60: ...CBIAS R202 180K 0 1u C205 180K R207 C206 0 015u 0 1u C204 C218 0 1u 10K R205 0 1u C217 C216 0 015u 470K R204 R203 10K MICOUTN MICOUTP MICFBN MICFBP MICINN MICINP MSM6250A Block Head Set Jack Block MIC_Feedback 10K R511 2 2K R514 33u C516 R512 10K EVLC14S02050 VA509 2 3 4 5 6 7 8 9 1 10 11 12 13 14 15 16 17 18 CN501 C 1827541 C524 47p C512 10p C515 33u 33p C520 C522 33p R510 10K VREG_MSMP_2 7V VA51...

Page 61: ... COM2 A3 GND B1 IN1 C2 IN2 A2 NC1 C1 NC2 A1 NO1 C4 NO2 A4 V B4 NLAS4684FCT1G U503 COM1 C3 C544 NA R535 33K C537 0 1uF R533 33K C539 22p R620 0 VDD B1 VO1 A3 VO2 C3 U504 BYPASS A2 GND B3 A1 IN C1 IN B2 SD_MODE SD_SEL C2 LM4898ITLX NOPB NA R525 3 9K R534 R527 3 9K L500 10 R623 10 R624 C5401uF L501 C543 0 1uF C541 22p R530 0 0 R531 NA C607 C606 NA 0 R622 0 R621 C538 NA VREG_5V SW_EN MID_SPK MID_SPK S...

Page 62: ...N_GPIO 40 D6 PS_HOLD_GPIO 42 D7 MMC_CLK_GPIO 31 D12 CAMIF_DATA 9 _GPIO 61 D20 CAMIF_DATA 7 _GPIO 59 D21 CAMIF_DATA 2 _GPIO 54 D22 CAMIF_DATA 3 _GPIO 55 B23 CAMIF_DSP_CLK_GPIO 19 C26 UART2_DP_TX_DATA_GPIO 88 D1 CAMIF_DATA 6 _GPIO 58 B22 GSM_PA_PWR_CTL_REF AD26 CAMIF_DATA 4 _GPIO 56 A23 CAMIF_VSYNC_GPIO 16 A24 CAMIF_DATA 8 _GPIO 60 A22 0 1u C251 SW_EN GSM_PA_PWR_CTL_REF MMC_CMD USB_SE0 USB_OE_N MMC_...

Page 63: ...CD Main 260K color TFT Sub mono STN 1 3M Pixel CMOS VGA Camera φ17 mono speaker Stereo Headset Video telephony in WCDMA with camera Loud Speaker phone in GSM and WCDMA 64 Poly Sound MP3 AAC WMA decoder and play MPEG4 encoder decoder and play save JPEG encoder decoder Support Bluetooth USB 96 X 49 7 X 21 9 mm 800 mAh Li Polymer Z 3 X B O X C O M ...

Page 64: ...3 TECHNICAL BRIEF 65 2 U300 Main Components LCD Folder Assy MAIN Bottom Side MAIN Top Side SUB Top Side SUB Bottom Side U300 1 3M Camera Module Stereo Headset Z 3 X B O X C O M ...

Page 65: ...ra hot side key CN600 Dome Sheet Camera Rotation Sensor U501 Analog Switch U503 Folder close Flip detection IC U600 Audio Amplifier U504 TCXO BT Buffer U402 Description Reference Description Reference CN600 U402 U504 Dome Sheet U503 U600 U501 Z 3 X B O X C O M ...

Page 66: ...3 TECHNICAL BRIEF 67 2 2 Main Bottom Side CN602 CN500 CN501 U401 CN601 CN503 Q400 Q401 U403 U401 CN502 X200 X100 U201 Q402 J300 U105 U500 U502 FL104 U104 IS100 U103 U101 U102 U100 X400 Z 3 X B O X C O M ...

Page 67: ...itching Module U100 Battery Connector CN503 USIM Connector J300 PMIC PM6650 2 U401 USB Crystal X200 512M NAND 512M SDRAM U401 MSM6250A U201 Sleep crystal 32 768KHz X400 TCXO X100 I O Connector CN502 Charge Pump with LDO U500 Board to Board Connector CN601 LCD Module Connector CN602 Camera Connector CN500 Antenna U403 Headset connector female CN501 Description Reference Description Reference Z 3 X ...

Page 68: ...00 U900 U901 ANT900 BAT900 20 pin connector for MAIN PCB CN900 Bluetooth Module U901 Back Up battery BAT900 TVS for Trans flash data signal U900 Bluetooth Antenna ANT900 Trans Flash Socket S900 Description Reference Description Reference CN900 Z 3 X B O X C O M ...

Page 69: ...CTCXO 19 2MHz FL104 WCDMA Duplexer U105 WCDMA Receiver IC RFR6250 U104 WCDMA PAM U101 GSM WCDMA Transceiver IC IS100 Isolator U100 Antenna Switch Module SW100 ANT S W U103 Bluetooth ANT U102 GSM PAM ANT100 ANT contact pad ANT102 ANT contact pad U101 U105 U104 U103 U102 X100 U100 ANT100 SW100 ANT102 IS100 FL104 Z 3 X B O X C O M ...

Page 70: ...4 TROUBLE SHOOTING 71 4 2 SIGNAL PATH WCDMA Tx PATH WCDMA Rx PATH GSM Tx PATH DCS PCS Tx PATH GSM Rx PATH DCS Rx PATH PCS Rx PATH Z 3 X B O X C O M ...

Page 71: ...4 TROUBLE SHOOTING 72 4 3 Checking VCXO Block The reference frequency 19 2MHz from X100 VCXO is used WCDMA TX part GSM part and BB part Z 3 X B O X C O M ...

Page 72: ...ou can skip check 1 Test Point Crystal Part Schematic of the Crystal Part C163 1000p 100 R128 C162 0 01u 1000p C167 C164 0 1u DSA321SC 19 2M X100 19 2MHz GND 2 OUT 3 4 VCC 1 VCONT C152 1000p 100p C161 TCXO_BT_IN TRK_LO_ADJ TCXO_PM VREG_TCXO_2 85V TP1 TP2 TP2 TP4 TP5 Z 3 X B O X C O M ...

Page 73: ...ck TP1 VCC of VCXO VCC 2 8V Check TP2 TRK_LO_ADJ 3V Voltage 0V Check TP3 4 5 With Oscilloscope 3V Voltage 0V VCXO is OK Check other part Check PMIC Check MSM Check soldering and components Yes Yes Yes No No No Z 3 X B O X C O M ...

Page 74: ...V C102 0 1u TRX TX1 13 TX2 11 VDD 25 NC10 32 NC11 8 NC2 NC3 9 10 NC4 14 NC5 NC6 15 16 NC7 NC8 17 18 NC9 PGND1 29 PGND2 31 RX1 5 2 RX2 RX3 3 4 RX4 20 CXG1190AEQ U100 22 ANT CTL_A 26 27 CTL_B CTL_C 28 GND1 1 6 GND2 12 GND3 19 GND4 21 GND5 23 GND6 24 GND7 NC1 7 30 0 R102 10p C103 0 R101 R103 0 L101 7 5nH ANT_SEL2 ANT_SEL1 ANT_SEL0 VREG_RFRX_0_2 85V Z 3 X B O X C O M ...

Page 75: ... of the Antenna Switch Checking Switch Block power source ANT_SEL0 High Low High Low Low High Mode EGSM TX EGSM RX DCS PCS TX DCS RX PCS RX UMTS ANT_SEL1 High Low Low High High Low ANT_SEL2 Low High Low High Low High Z 3 X B O X C O M ...

Page 76: ...4 TROUBLE SHOOTING 77 4 5 Checking WCDMA Block Z 3 X B O X C O M ...

Page 77: ...4 TROUBLE SHOOTING 78 4 3 5 1 2 Z 3 X B O X C O M ...

Page 78: ...4 TROUBLE SHOOTING 79 4 5 1 Checking VCXO Block Refer to 3 3 4 5 2 Checking Ant SW module Refer to 3 4 4 5 3 Checking RF TX Level Test Point RF TX Level TP1 TP2 TP3 TP4 Z 3 X B O X C O M ...

Page 79: ...1 ANT_SEL0 VREG_RFRX_0_2 85V RF5198 0 5p L127 IN OUT ESI 3EAR1 950G01 T IS100 GND1 GND2 GND3 GND4 GND5 C154 8 2p 8 2nH L124 TR100 UMC4N 2 4 5 3 1 L123 22nH C150 1000p 0 01u C159 R1295 1K NA PGND RF_IN 1 9 RF_OUT 15 VCC1_IM VCC21 12 11 VCC22 VCC23 10 VCCBIAS 16 VDET 5 VMODE 3 4 VREG C158 U104 SMPY0009601 2 GND IM 14 6 NC1 NC2 7 8 NC3 13 NC4 17 C166 12p 33p C151 0 R126 R130 10K GND5 7 GND6 GND7 9 GN...

Page 80: ...ed Set the Phone Tx is ON and PDM is 450 Check TP1 Over 21dBm Change the board RF Tx Level is OK Check FEM Check PAM Block Refer to 3 5 4 NO YES Check TP2 Over 19dBm NO YES Check TP3 Over 16dBm NO YES Check TP4 Over 5dBm NO YES Check Duplexer Z 3 X B O X C O M ...

Page 81: ...4 5 4 Checking PAM Block PAM IN OUT Signal PAM OUT must be over 16dBm PAM IN must be over 5dBm 4 TROUBLE SHOOTING 82 PAM_IN PAM_OUT Z 3 X B O X C O M ...

Page 82: ...4 TROUBLE SHOOTING 83 4 5 5 Check RF Rx Level Test Point RF Rx Level Z 3 X B O X C O M ...

Page 83: ...188 R1295 1K NA PGND RF_IN 1 9 RF_OUT 15 VCC1_IM VCC21 12 11 VCC22 VCC23 10 VCCBIAS 16 VDET 5 VMODE 3 4 VREG C158 U104 SMPY0009601 2 GND IM 14 6 NC1 NC2 7 8 NC3 13 NC4 17 NA L130 C170 10nH C186 10p 3 9nH 5 6p C155 L126 0 5p C178 C166 12p 33p C151 C172 0 1u 470p C191 C183 100p L128 4 7nH 0 R126 R140 0 C184 10u UMTS_TUNE VDDA1 7 24 VDDA2 26 VDDA3 VDDA4 27 32 VDDA5 VDDA6 34 36 VDDA7 VDDA8 45 VDDM 41 ...

Page 84: ...ias1 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 Z 3 X B O X C O M ...

Page 85: ...4 6 Checking GSM Block 4 TROUBLE SHOOTING 86 Z 3 X B O X C O M ...

Page 86: ...120 100 R110 24 270 R123 0 1u C129 51 R122 1 IN 3 O1 2 G1 R111 82 R114 51 0 1uF C144 FB100 220 15 R121 R118 VDD_M 43 36 VDDA10 VDDA11 39 41 VDDA12 44 SBCK 45 SBDT SBST 46 TX_MOD_CP 40 42 TX_VCO_FB GSM1800_INN 34 35 GSM1800_INP GSM900_INN 38 37 GSM900_INP RF ON TX ON R 15p C143 C146 22p 1000p 82p C125 C119 22n C126 C133 10u C118 10u 120p C124 150 R116 R119 100 L120 10nH GSM_TX_VCO_0_EN_N GSM_TX_VCO...

Page 87: ...4 TROUBLE SHOOTING 88 Z 3 X B O X C O M ...

Page 88: ...X2 RX3 3 4 RX4 20 CXG1190AEQ U100 22 ANT CTL_A 26 27 CTL_B CTL_C 28 GND1 1 6 GND2 12 GND3 19 GND4 21 GND5 23 GND6 24 GND7 NC1 7 30 C123 1p C132 22u 1p C122 0 R102 8 2nH L104 R108 100 C139 3 3p 0 R125 10p C103 8 2nH L122 15p C117 15p C113 ANT100 C101 0 75p 0 R101 100 R105 C106 33p ANT101 R103 0 GSM_IN 7 GSM_OUT 8 TX_ENABLE 3 VBATT 4 6 VRAMP 25 GND16 GND17 26 27 GND18 GND19 28 11 GND2 GND20 29 30 GN...

Page 89: ...4 TROUBLE SHOOTING 90 Z 3 X B O X C O M ...

Page 90: ... Test Point RF Tx Level Schematic of PAM block RF3166 0 01u C605 200 R115 C123 1p C132 22u R110 24 270 R123 R108 100 C139 3 3p 0 R125 15p C117 220 15 R121 R118 15p C113 100 R105 150 R116 GSM_IN 7 GSM_OUT 8 TX_ENABLE 3 VBATT 4 6 VRAMP 25 GND16 GND17 26 27 GND18 GND19 28 11 GND2 GND20 29 30 GND21 GND22 31 32 GND23 GND3 12 13 GND4 GND5 14 15 GND6 GND7 16 17 GND8 18 GND9 U102 SMPY0008901 2 BAND_SELECT...

Page 91: ...9 1nH L119 L102 2 7nH 1000p C108 2 G1 5 G2 1 IN 3 O1 4 O2 SAFEB1G84FA0F00 FL101 7 5nH L112 C105 1000p L114 7 5nH R110 G1 5 G2 1 IN 3 O1 4 O2 SAFEB1G96FA0F00 FL100 2 G2 1 IN 3 O1 4 O2 FL102 SAFEB942MFL0F00 2 G1 5 9 1nH L118 L108 3 6nH L116 5 6nH 5 6nH L111 10nH L117 2 7nH L110 C114 1000p L120 10nH GSM_PA_EN GSM_PA_BAND PCS RX DCS RX GSM RX Z 3 X B O X C O M ...

Page 92: ...4 TROUBLE SHOOTING 93 Z 3 X B O X C O M ...

Page 93: ...ster 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 4 TROUBLE SHOOTING 94 Z 3 X B O X C O M ...

Page 94: ...LK_REF 9 GND1 1 GND2 7 GND3 15 LDO1 2 3 LDO2 NC 13 8 RX_BB_TX_BB 10 SBCK SBDT 11 6 SBST SYNC_DET_TX_EN 5 VDD_A FEED NC1 NC2 SMZY0009501 ANT900 SNGF0016501 1uF C905 1000p C904 1uF C906 33p C911 NA L900 0 R904 VREG_BT_2 85V BT_DATA BT_SBCK BT_SBDT BT_SBST BT_TX_RX_N VREG_MSMP_2 7V TCXO_BT BT_CLK VCC U402 TC7S04FU 3 GND 2 4 5 C431 1000p C438 1000p 100K R411 VREG_BT_2 85V TCXO_BT TCXO_BT_IN TP3 TP1 TP...

Page 95: ...4 TROUBLE SHOOTING 96 Z 3 X B O X C O M ...

Page 96: ...6V C424 VREG_TCXO_2 85V C418 power up and system reset assert to MSM Phone booting and PS_HOLD D400 assert High to PMIC PM6650 2 Start Battery voltg higher than 3 28V Press PWR key Keypad LED on D601 high to low when key press Is clock ok R411 C438 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 Check the ...

Page 97: ...4 TROUBLE SHOOTING 98 19 2MHz C438 19 2MHz R411 32 768KHz VREG_TCXO_2 85V PM6650 2 VREG_MSME_1 8V MSM6250A VREGC_MSMP_2 7V VREGC_MSMA_2 6V VREG_MSMC_1 25V Z 3 X B O X C O M ...

Page 98: ...o to 5V USB_D U403 Pin_1 go to 3 3V 48M Crystal on USB work Start USB_VBUS is about to 5V USB_D is about to 3 3V 48M is run Change the Main board Check U403 USB cable Check U403 Check X200 NO YES YES YES NO NO Cable is insert YES Cable insert NO X200 48MHz USB_VBUS USB_D U403 1pin USB_D U403 6pin Z 3 X B O X C O M ...

Page 99: ...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 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 Z 3 X B O X C O M ...

Page 100: ...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 Side Key For Camera RA600 R606 Side Key For Volume Z 3 X B O X C O M ...

Page 101: ...art Check VREG_CAM_2 7V VREG_CAM_1 8V Yes NO END Camera is OK Check the camera conn and reconnect the camera Change the U500 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 CAM_1 8V CAM_2 7V U500 Dual LDO for Camera Z 3 X B O X C O M ...

Page 102: ... FPCB and LCD Module START Press END key to turn the power on Is the circuit powered Follow the Power ON trouble shooting LCD display OK Change LCD Module The LCD works Change Main Board No Yes Yes Yes No Yes No LCD display OK Disconnect and reconnect the LCD Connector And check the LCD connector Change LCD FPCB LCD display OK No Z 3 X B O X C O M ...

Page 103: ...4 TROUBLE SHOOTING 104 LCD Control data flow CN600 50pin LCD connector 40pin LCD connector LCD Module Z 3 X B O X C O M ...

Page 104: ...ut 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 R600 VREG_MSMP_2 7V Z 3 X B O X C O M ...

Page 105: ...ggered 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 Main B d NO Sense is OK Yes END Sense is OK Change the Main B d NO Yes END Check VCC of U501 U501 Z 3 X B O X C O M ...

Page 106: ...MC_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 Check the B to B connector for SUB PCB NO Yes Change the Main B d Check the VREG_MMC_3 0V MMC_CD signal Or change the SUB b d Insert the Trans Flash Card Z 3 X B O X C O M ...

Page 107: ...D FPCB LCD module Speaker Start The sine wave appear at L500 L501 Check U503 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 R623 R624 ...

Page 108: ...4 TROUBLE SHOOTING 109 Speaker CN602 50pin LCD connector FPCB for LCD Module L500 L501 audio signal serial bead U503 Speaker receiver switch Speaker soldering point Z 3 X B O X C O M ...

Page 109: ...ack 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 C515 C516 Check the C515 C516 or change the main b d NO Can you hear the tone NO YES YES END Headset insertion detection in the Main LCD Display OK Check CN501 pin 6 NO YES Check the CN501 or change the main b d Z 3 X B O X C O M ...

Page 110: ...4 TROUBLE SHOOTING 111 C515 C516 CN501 Z 3 X B O X C O M ...

Page 111: ...ppear at C537 C543 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 R527 R534 YES Check C537 C543 R527 R534 or Change the Main board NO Check U504 U503 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 speaker N...

Page 112: ...50pin LCD connector FPCB for LCD Module U503 Speaker receiver switch Speaker soldering point U504 Audio AMP L500 L501 audio signal serial bead C537 C543 audio signal serial capacitor R527 R534 audio signal serial resistor Z 3 X B O X C O M ...

Page 113: ...0 MICINP AF22 AF24 CCOMP EAR1OP AF18 AUXIN_AUXIR AF19 AUXIP_AUXIL AE19 MIC1P AE20 MICINN AE22 MICBIAS AE23 AUXON_AUXOR AC18 AC19 MIC2P MICFBP AC20 MICFBN AC21 AC17 EAR1ON HKADC 5 AUXOP_AUXOL AA17 MIC2N AA18 MICOUTP AA19 C201 10p C220 22n MIC2N MIC2P RCV MID_SPK MID_SPK RCV HPL_L HPL_R VBAT_TEMP MICFBN MICFBP MICOUTP MICINP MIC1N MICINN MIC1P MICOUTN GND_RET MICBIAS Start MIC_BIAS C519 is 1 8V Chan...

Page 114: ...TROUBLE SHOOTING 115 U502 MIC for Handset MIC C534 NA R522 0 C526 47p EVLC14S02050 VA520 NA C535 22n C527 C528 22n 3 G2 5 G3 1 OUT PWR 4 SP0102BE3 U502 G1 2 10u C519 MIC1N MIC1P MICBIAS Z 3 X B O X C O M ...

Page 115: ...P_2 7V C525 47p C523 10p R507 2 2K EAR_SENSE_N HPL_L MULTI_ADC MICBIAS HOOK_SENSE_N HPL_R MIC2P MIC2N Near to MSM Near to MSM AUDIO 22n C221 0 1u C222 10p C202 HPH_R W15 HPH_L W17 MICOUTN W18 MIC1N AF20 MICINP AF22 AF24 CCOMP EAR1OP AF18 AUXIN_AUXIR AF19 AUXIP_AUXIL AE19 MIC1P AE20 MICINN AE22 MICBIAS AE23 AUXON_AUXOR AC18 AC19 MIC2P MICFBP AC20 MICFBN AC21 AC17 EAR1ON HKADC 5 AUXOP_AUXOL AA17 MIC...

Page 116: ...4 TROUBLE SHOOTING 117 C201 C202 for MIC capacitor Z 3 X B O X C O M ...

Page 117: ...r USB Cable and battery to the phone Trouble Shooting Procedure Check the charger connector Check the charging current Path Check the battery 6 4 B 3 C1 1 2 C2 5 QST4 Q400 Q401 QST4 3 B 1 C1 C2 2 5 6 4 0 1 R407 D1 D2 D3 D4 G S SI3493DV E3 Q402 ICHARGEOUT VPWR CHG_CNT_N VBATT USB_VBUS ICHARGE 5V_PWR USB_CNT_N BATT_FET_N Pass control Tr ON 4 2 4 25V Main Battery TA 4 6V Battery FET ON Charging Curre...

Page 118: ...d 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 Z 3 X B O X C O M ...

Page 119: ...4 TROUBLE SHOOTING 120 Q400 Q401 Q402 VBATT GND Z 3 X B O X C O M ...

Page 120: ...op 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 Automatically run Select Port When LGMDP starts When LGMDP starts it will automatically select Select Port b...

Page 121: ...ce 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 Z 3 X B O X C O M ...

Page 122: ...ty 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 in the sna...

Page 123: ...played 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 Z 3 X B O X C O M ...

Page 124: ...ts 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 Only For U880 Model 5 Additional Options Display Information is default...

Page 125: ...here 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 file name shall be different from that of the file name in the snapshot ...

Page 126: ... 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 Z 3 X B O X C O M ...

Page 127: ...et 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 Z 3 X B O X C O M ...

Page 128: ... 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 Z 3 X B O X C O ...

Page 129: ...ng 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 Z 3 X B O X C O M ...

Page 130: ... 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 Z 3 X B O X C O M ...

Page 131: ...ring 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 Z 3 X B O X C O M ...

Page 132: ...5 DOWNLOAD 133 Downloading Media image in progress Downloading Module image in progress Downloading process has completed successfully Z 3 X B O X C O M ...

Page 133: ...g 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 they are e...

Page 134: ...hen 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 phone is ...

Page 135: ...tart 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 Z 3 X B O X C O M ...

Page 136: ...y 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 Z 3 X B O X C O M ...

Page 137: ...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 Z 3 X B O X C O M ...

Page 138: ... the error Reading the NV file and restore NV 5 4 Caution 1 Not 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 Z 3 X B O X C O M ...

Page 139: ...6 1 GSM WCDMA RF Block Fig 6 1 1 UMTS 2100 EGSM 900 DCS 1800 PCS 1900 RF Functional Block Diagram 6 BLOCK DIAGRAM 140 6 BLOCK DIAGRAM Z 3 X B O X C O M ...

Page 140: ...6 BLOCK DIAGRAM 141 Z 3 X B O X C O M ...

Page 141: ...6 2 Interface Diagram U300 Interface Diagram 6 BLOCK DIAGRAM 142 Z 3 X B O X C O M ...

Page 142: ...3 6nH 15p C113 VDD_M 43 8 VTUNE_REF ANT100 36 VDDA10 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 44 SBCK 45 SBDT SBST 46 6 TCXO TX_IN 19 TX_IP 18 TX_MOD_CP 40 17 TX_QN TX_QP 16 42 TX_VCO_FB 53 UMTS1900_OUT UMTS2100_OUT 51 55 UMTS800_OUT 49 VCONTROL VCO_TUNE 9 4 VDDA1 57 GND_SLUG GSM1800_INN 34 35 GSM180...

Page 143: ...CLK_GPIO 14 D25 BT_DATA_GPIO 20 D26 ANT_SEL3_N_GPIO 12 D5 PM_INT_N_GPIO 40 D6 PS_HOLD_GPIO 42 D7 UART1_DTR_GPIO 44 D8 GSM_PA_BAND_GPIO 5 D9 SDRAM1_D 1 E1 TX_VCO_0_EN_N_GPIO 8 D11 MMC_CLK_GPIO 31 D12 TDI D15 TCK D16 D18 ETM_TRACESYNC_GPIO 65 CAMIF_DATA 9 _GPIO 61 D20 CAMIF_DATA 7 _GPIO 59 D21 CAMIF_DATA 2 _GPIO 54 D22 CAMIF_DATA 3 _GPIO 55 B23 ANT_SEL2_N_GPIO 11 B4 B7 KEYPAD_11_GPIO 50 UHF_VCO_0_EN...

Page 144: ...114 V14 Y1 NC115 NC116 Y2 Y3 NC117 NC118 Y4 Y11 NC119 B4 NC12 NC120 Y12 Y13 NC121 L10 IO3 L12 IO4 J9 IO5 H12 IO6 H10 IO7 IO8 G12 A1 NC1 B2 NC10 P8 NC100 R2 NC101 NC102 R7 NC103 R9 T2 NC104 NC105 T3 NC106 T7 NC107 T13 P12 DQ29 V5 DQ3 DQ30 R12 R13 DQ31 DQ4 U5 DQ5 T6 V6 DQ6 U7 DQ7 DQ8 T9 DQ9 T10 U8 DQM0 T8 DQM1 V7 DQM2 U9 DQM3 M11 IO1 M13 IO2 DQ14 T12 U12 DQ15 DQ16 P3 DQ17 R3 DQ18 P4 R4 DQ19 DQ2 T5 P...

Page 145: ...TAL_IN 44 SLEEP_CLK 45 XTAL_OUT 46 VREG_MSMC 32 VDD_MSMC 33 RUIM_M_CLK MPP9 34 VDD_MSME 35 VREG_MSME 36 VSW_MSME 37 RUIM_CLK MPP10 38 VREG_MMC 39 VIB_DRV_N 25 RUIM_IO MPP12 26 VSW_PA 27 VREG_PA 28 VDD_PA 29 ISNS_P 3 RUIM_M_IO MPP11 30 VSW_MSMC 31 USB_D_P 18 USB_SE0 19 VCHG 2 USB_D_M 20 GP1_DRV_N MPP7 21 LCD_DRV_N 22 KPD_DRV_N 23 KPDPWR_N 24 VREG_USB 10 USB_ID 11 VREG_5V 12 USB_OE_N 13 VSW_5V 14 US...

Page 146: ...ENM1 20 19 ENM2 12 F1 F2 11 10 F3 F4 9 GND 3 2 IN 4 LDO1 LDO2 5 M1 16 15 M2 14 M3 M4 13 25 OUT P1 U500 MAX8631XETI 29 BGND C1N 22 23 C1P 27 C2N C2P 26 21 ENF ENLDO VA510 EVLC14S02050 VA505 EVLC18S02015 EVLC14S02050 VA507 VA512 EVLC14S02050 VREG_MSMP_2 7V 3 9K R534 R527 3 9K 2 GND1 5 GND2 6 IO_VDD 3 NC OUT 4 1 VDD VA503 EVLC18S02015 U501 TK60012BM5 0 01u L500 C532 22n C527 1u C514 3 G1 G2 4 IN 1 OU...

Page 147: ...601 R618 22 R606 10K 49 5 50 6 7 8 9 34 35 36 37 38 39 4 40 41 42 43 44 45 46 47 48 2 20 21 22 23 24 25 26 27 28 29 3 30 31 32 33 51 52 53 54 1 10 11 12 13 14 15 16 17 18 19 CN602 AXT350164 ZD600 PLW0501H LF VA602 EVLC14S02050 INSTPAR U600 G1 G2 OUT VDD 10 G2 1 INOUT_A1 INOUT_A2 2 3 INOUT_A3 INOUT_A4 4 INOUT_B1 9 8 INOUT_B2 INOUT_B3 7 6 INOUT_B4 A3212EELLT T ICVE21184E150R500FR FL603 5 G1 VA619 EV...

Page 148: ...6501 5 6 7 8 9 EVLC14S02050 VA900 1 10 11 12 13 14 15 16 17 18 19 2 20 3 4 14 5087 020 230 861 CN900 VSS VREG_MMC_3 0V 100K R901 S900 500873 0802 CD_DAT3_CS CLK_SCLK CMD_DI DAT0_DO DAT1_RSV DAT2_RSV GND GND VDD 1uF C905 R902 100K 1000p BAT900 ML414RH F9CE C904 1uF C906 33p C911 0 R900 NA L900 0 R904 VREG_BT_2 85V MMC_DATA MMC_CLK BT_CLK BT_SBST BT_SBCK V_BACK_UP BT_SBDT BT_TX_RX_N VREG_MMC_3 0V VR...

Page 149: ... 150 8 PCB LAYOUT Z 3 X B O X C O M ...

Page 150: ... 151 8 PCB LAYOUT Z 3 X B O X C O M ...

Page 151: ... 152 8 PCB LAYOUT Z 3 X B O X C O M ...

Page 152: ... 153 8 PCB LAYOUT Z 3 X B O X C O M ...

Page 153: ... 154 Z 3 X B O X C O M ...

Page 154: ...md xml Serial communication test of AT command PwrSupply_Cmd xml Several kinds of power supply operating command Ezlooks xml Setting of domestic or oversea Cal_GSM Auto_Model U300 Directory of Auto test Model Procedure_U300_100 xml Procedure of auto RF test AutoSetuo_100 xml Port setting Spec_U300_100 xml Spec of each band 9 1 2 Configure At_Serial_test xml 9 Calibration Z 3 X B O X C O M ...

Page 155: ...9 Calibration 156 9 2 How to use HOT KIMCHI 9 2 1 Calibration Find model name Apply U300 model Z 3 X B O X C O M ...

Page 156: ...9 Calibration 157 Check testing object Click Start for Calibration Z 3 X B O X C O M ...

Page 157: ...9 Calibration 158 Show result of calibration Show result Z 3 X B O X C O M ...

Page 158: ... 48 50 15 31 32 3 2 1 8 9 10 11 12 13 18 14 7 5 6 4 16 17 19 49 20 22 44 45 46 42 51 52 53 57 58 55 56 60 61 62 54 59 24 26 23 65 21 29 30 28 27 25 66 64 63 47 10 EXPLODED VIEW REPLACEMENT PART LIST 10 1 EXPLODED VIEW Z 3 X B O X C O M ...

Page 159: ... 160 Z 3 X B O X C O M ...

Page 160: ...R LOWER MDAF0008401 Silver 27 5 MGAD00 GASKET SHIELD FORM MGAD0122001 Gold 25 5 MMAA00 MAGNET SWITCH MMAA0001601 7100 magnetic Silver 22 5 MPBG00 PAD LCD MPBG0040401 Without Color 17 5 MPBN00 PAD SPEAKER MPBN0028501 Without Color 18 5 MTAD00 TAPE WINDOW MTAD0045101 Without Color 23 4 ACGJ00 COVER ASSY FOLDER UPPER ACGJ0052602 ORANGE 5 MCJJ00 COVER FOLDER UPPER MCJJ0039802 MOLD PC LUPOY SC 1004A OR...

Page 161: ...MWAF0031201 Transparent 4 GMEY00 SCREW MACHINE BIND GMEY0011201 1 4 mm 3 mm MSWR3 BK N NYLOK Without Color 28 4 MCCH00 CAP SCREW MCCH0078901 Silver 29 4 MCCH01 CAP SCREW MCCH0079001 Silver 4 MCCH02 CAP SCREW MCCH0079102 COMPLEX empty Silver 21 30 4 MCCZ00 CAP MCCZ0018002 EXTRUSION LDPE Milk 14 4 MGAD00 GASKET SHIELD FORM MGAD0116001 COMPLEX empty Without Color 5 4 MGAD01 GASKET SHIELD FORM MGAD011...

Page 162: ...AP CAMERA MCCK0003901 MOLD PC LUPOY SC 1004A Silver 42 4 MDAD00 DECO CAMERA MDAD0021001 Silver 43 4 MPBT00 PAD CAMERA MPBT0029001 COMPLEX empty Black 41 4 MPBZ00 PAD MPBZ0137901 COMPLEX empty Black 46 4 MWAE00 WINDOW CAMERA MWAE0013501 Black 44 3 GMEY00 SCREW MACHINE BIND GMEY0011201 1 4 mm 3 mm MSWR3 BK N NYLOK Without Color 60 3 MCCF00 CAP MOBILE SWITCH MCCF0031502 EXTRUSION LDPE ORANGE 65 3 MCC...

Page 163: ...CEMENT PART LIST 164 Level Location No Description Part Number Specification Color Remark 6 MSAZ00 SHEET MSAZ0042001 COMPLEX empty Gray 5 MGAD00 GASKET SHIELD FORM MGAD0118001 COMPLEX empty Without Color 56 Z 3 X B O X C O M ...

Page 164: ...l GSM900 1800 1900 WCDMA2100 59 4 SVCY00 CAMERA SVCY0010501 CMOS MEGA 1 3M Micon SOC1320 1 4 8 8 5 35t FPCB 40 3 SAFY00 PCB ASSY MAIN SAFY0156903 51 4 SAFB00 PCB ASSY MAIN INSERT SAFB0056201 5 SPKY00 PCB SIDEKEY SPKY0033301 POLYI 0 2 mm DOUBLE SideKEY 3Button 4 SAFF00 PCB ASSY MAIN SMT SAFF0079603 5 SAFC00 PCB ASSY MAIN SMT BOTTOM SAFC0072401 6 C100 CAP CERAMIC CHIP ECCH0000122 47 pF 50V J NP0 TC ...

Page 165: ...1005 R TP 6 C124 CAP CERAMIC CHIP ECCH0000129 120 pF 50V J NP0 TC 1005 R TP 6 C125 CAP CERAMIC CHIP ECCH0000143 1 nF 50V K X7R HD 1005 R TP 6 C126 CAP FILM MPP ECFD0001001 22 nF 10V J NI SMD 2012 mm R TP 6 C127 CAP FILM MPP ECFD0000703 3900 pF 16V J NI SMD 2012 mm R TP 6 C128 CAP CERAMIC CHIP ECCH0000138 390 pF 50V K X7R HD 1005 R TP 6 C129 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R T...

Page 166: ...V K X7R HD 1005 R TP 6 C161 CAP CHIP MAKER ECZH0000813 100 pF 50V J NP0 TC 1005 R TP 6 C162 CAP CERAMIC CHIP ECCH0000155 10 nF 16V K X7R HD 1005 R TP 6 C163 CAP CERAMIC CHIP ECCH0000143 1 nF 50V K X7R HD 1005 R TP 6 C164 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C165 CAP CERAMIC CHIP ECCH0000155 10 nF 16V K X7R HD 1005 R TP 6 C166 CAP CHIP MAKER ECZH0000816 12 pF 50V J NP0 TC 10...

Page 167: ...0 TC 1005 R TP 6 C204 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C205 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C206 CAP CERAMIC CHIP ECCH0000157 15 nF 16V K X7R HD 1005 R TP 6 C207 CAP TANTAL CHIP MAKER ECTZ0005201 10 uF 6 3V M L_ESR 1608 R TP 6 C208 CAP CERAMIC CHIP ECCH0000155 10 nF 16V K X7R HD 1005 R TP 6 C209 CAP CERAMIC CHIP ECCH0000143 1 nF 50V K X7R HD...

Page 168: ... 10V K X5R HD 1005 R TP 6 C239 CAP CERAMIC CHIP ECCH0000155 10 nF 16V K X7R HD 1005 R TP 6 C240 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C241 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C242 CAP CERAMIC CHIP ECCH0000155 10 nF 16V K X7R HD 1005 R TP 6 C243 CAP CERAMIC CHIP ECCH0000143 1 nF 50V K X7R HD 1005 R TP 6 C244 CAP CERAMIC CHIP ECCH0000143 1 nF 50V K X7R...

Page 169: ...8 R TP 6 C408 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C409 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C410 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C411 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C412 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C413 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R ...

Page 170: ... K X5R TC 1005 R TP 6 C501 CAP CERAMIC CHIP ECCH0006501 10 uF 6 3V K X5R TC 2012 R TP 6 C502 CAP CERAMIC CHIP ECCH0006501 10 uF 6 3V K X5R TC 2012 R TP 6 C503 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C504 CAP TANTAL CHIP MAKER ECTZ0005201 10 uF 6 3V M L_ESR 1608 R TP 6 C505 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C506 CAP CHIP MAKER ECZH0004402 0 1 uF 16V Z N...

Page 171: ...0 TC 1005 R TP 6 C605 CAP CERAMIC CHIP ECCH0000155 10 nF 16V K X7R HD 1005 R TP 6 CN500 CONNECTOR BOARD TO BOARD ENBY0019101 24 PIN 0 4 mm STRAIGHT H1 5 MALE 6 CN501 CONN JACK PLUG EARPHONE ENJE0003603 12 12 PIN MMIC CONN 12P 6 CN502 CONNECTOR I O ENRY0004501 24 PIN 0 5 mm ETC 0 8 Offset type 6 CN503 CONNECTOR ETC ENZY0016901 3 PIN 2 5 mm ETC H 2 7 6 CN601 CONNECTOR BOARD TO BOARD ENBY0027701 20 P...

Page 172: ...h R Varistor Array 50Ohm 15pF Pb free 6 FL603 FILTER EMI POWER SFEY0007103 SMD 18 V SMD 4ch R Varistor Array 50Ohm 15pF Pb free 6 FL604 FILTER EMI POWER SFEY0007103 SMD 18 V SMD 4ch R Varistor Array 50Ohm 15pF Pb free 6 IS100 ISOLATOR IMT SQMY0001001 1950 MHz 3 2 3 2 1 5 SMD 1920 1980MHz 6 J300 CONN SOCKET ENSY0001602 6 PIN ETC 5 IRECTIONAL 2 54 mm K GC200 6 L100 INDUCTOR CHIP ELCH0010401 2 2 uH M...

Page 173: ...131 INDUCTOR CHIP ELCH0005010 1 8 nH S 1005 R TP 6 L132 INDUCTOR CHIP ELCH0001035 4 7 nH S 1005 R TP PBFREE 6 L133 INDUCTOR CHIP ELCH0005009 100 nH J 1005 R TP 6 L134 INDUCTOR CHIP ELCH0001427 2 2 nH S 1005 R TP Pb Free 6 L300 INDUCTOR CHIP ELCH0001022 56 nH J 1005 R TP Pb Free 6 L400 INDUCTOR CHIP ELCH0003813 47 nH J 1005 R TP COIL TYPE 6 L401 INDUCTOR SMD POWER ELCP0008001 4 7 uH M 2 5 2 0 1 0 R...

Page 174: ...CHIP ERHY0000213 47 ohm 1 16W J 1005 R TP 6 R118 RES CHIP ERHY0000226 220 ohm 1 16W J 1005 R TP 6 R119 RES CHIP ERHY0000220 100 ohm 1 16W J 1005 R TP 6 R120 RES CHIP ERHY0000220 100 ohm 1 16W J 1005 R TP 6 R121 RES CHIP ERHY0000205 15 ohm 1 16W J 1005 R TP 6 R122 RES CHIP ERHY0000214 51 ohm 1 16W J 1005 R TP 6 R123 RES CHIP ERHY0000228 270 ohm 1 16W J 1005 R TP 6 R124 RES CHIP ERHY0000241 1K ohm 1...

Page 175: ...210 RES CHIP ERHY0000274 51K ohm 1 16W J 1005 R TP 6 R213 RES CHIP ERHY0000241 1K ohm 1 16W J 1005 R TP 6 R214 RES CHIP ERHY0000246 2K ohm 1 16W J 1005 R TP 6 R215 RES CHIP ERHY0000274 51K ohm 1 16W J 1005 R TP 6 R216 RES CHIP ERHY0000274 51K ohm 1 16W J 1005 R TP 6 R217 RES CHIP ERHY0000201 0 ohm 1 16W J 1005 R TP 6 R219 RES CHIP ERHY0000274 51K ohm 1 16W J 1005 R TP 6 R220 RES CHIP ERHY0000274 5...

Page 176: ...16W J 1005 R TP 6 R512 RES CHIP ERHY0000261 10K ohm 1 16W J 1005 R TP 6 R513 RES CHIP ERHY0000241 1K ohm 1 16W J 1005 R TP 6 R514 RES CHIP ERHY0000247 2 2K ohm 1 16W J 1005 R TP 6 R516 RES CHIP ERHY0000201 0 ohm 1 16W J 1005 R TP 6 R517 RES CHIP ERHY0000201 0 ohm 1 16W J 1005 R TP 6 R519 RES CHIP ERHY0000169 470000 ohm 1 16W F 1005 R TP 6 R521 RES CHIP MAKER ERHZ0000537 680000 ohm 1 16W F 1005 R T...

Page 177: ...R TP NAND 90nm DRAM 90nm 6 U400 IC EUSY0223002 HVSOF5 5 PIN R TP 150mA CMOS LDO WITH OUTPUT CONTROL 2 8V 6 U401 IC EUSY0203702 BCCS 84 PIN R TP PMIC MSMC 1 2V Rev J Pb Free 6 U403 DIODE TVS EDTY0008607 SC70 6L 6 V 200 W R TP PB FREE 6 U500 IC EUSY0263101 QFN 4x4 28 PIN R TP 1x 1 5x 2x White LED Charger Pump 2 LDO and Flash LED 6 U502 MICROPHONE SUMY0010601 UNIT 42 dB 6 15 3 76 1 65 Bottom Silicon ...

Page 178: ...ARISTOR SEVY0001001 14 V SMD 50pF 1005 6 VA611 VARISTOR SEVY0001001 14 V SMD 50pF 1005 6 VA612 VARISTOR SEVY0001001 14 V SMD 50pF 1005 6 VA618 VARISTOR SEVY0001001 14 V SMD 50pF 1005 6 X100 VCTCXO EXSK0005702 19 2 MHz 1 5 PPM 10 pF SMD 3 2 2 5 0 9 2ppm at 30 to 85 AFC 0 4V to 2 4V Harmonics Improved 6 X200 X TAL EXXY0015501 48 MHz 50 PPM 12 pF 40 ohm SMD 3 2 2 5 0 7 6 X400 X TAL EXXY0004602 032768...

Page 179: ... concept 6 LD608 DIODE LED CHIP EDLH0012504 Snow White 1608 R TP color concept 6 LD609 DIODE LED CHIP EDLH0012504 Snow White 1608 R TP color concept 6 R411 RES CHIP ERHY0000280 100K ohm 1 16W J 1005 R TP 6 R527 RES CHIP ERHY0000189 3 9 Kohm 1 16W F 1005 R TP 6 R530 RES CHIP ERHY0000201 0 ohm 1 16W J 1005 R TP 6 R531 RES CHIP ERHY0000201 0 ohm 1 16W J 1005 R TP 6 R532 RES CHIP ERHY0000280 100K ohm ...

Page 180: ...ISTOR SEVY0001001 14 V SMD 50pF 1005 6 VA617 VARISTOR SEVY0001001 14 V SMD 50pF 1005 6 VA619 VARISTOR SEVY0001001 14 V SMD 50pF 1005 5 SPFY00 PCB MAIN SPFY0118901 FR 4 1 0 mm STAGGERED 8 3 6BVH OSP Tweety 3 SAJY00 PCB ASSY SUB SAJY0016701 53 4 SAJB00 PCB ASSY SUB INSERT SAJB0007101 4 SAJE00 PCB ASSY SUB SMT SAJE0010801 5 SAJC00 PCB ASSY SUB SMT BOTTOM SAJC0013001 6 ANT900 ANTENNA GSM FIXED SNGF001...

Page 181: ... J 1005 R TP 6 R904 RES CHIP ERHY0000201 0 ohm 1 16W J 1005 R TP 6 R911 RES CHIP ERHY0000280 100K ohm 1 16W J 1005 R TP 6 R912 RES CHIP ERHY0000280 100K ohm 1 16W J 1005 R TP 6 S900 CONN SOCKET ENSY0014101 8 PIN ETC 1 1 mm T Flash Memory Socket 6 U900 DIODE TVS EDTY0008607 SC70 6L 6 V 200 W R TP PB FREE 6 U901 MODULE ETC SMZY0009501 Bluetooth RF Module 5 0 4 0 1 1 6 VA900 VARISTOR SEVY0001001 14 V...

Page 182: ...eal of Data kit case 3 MLAJ00 LABEL MASTER BOX MLAJ0003701 LABEL MASTER BOX for U8120 HIT_yellow 3 SBPP00 BATTERY PACK LI POLYMER SBPP0015501 3 7 V 950 mAh 1 CELL PRISMATIC U900 HITSV BATT Pb Free Silver 3 SGDY00 DATA CABLE SGDY0010701 DC US02K USB Datacable ground contact first 3 SGEY00 EAR PHONE EAR MIKE SET SGEY0005514 U900 12P2 0TMMI 3 SSAD00 ADAPTOR AC DC SSAD0007848 FREE 50 Hz 4 6 V 0 8 A CE...

Page 183: ...Note Z 3 X B O X C O M ...

Page 184: ...Note Z 3 X B O X C O M ...

Search results

Summary of Contents for U300

Reviews:

Related manuals for U300

Brands by name

Popular brands

LG U300, Service Manual

Search results

Summary of Contents for U300

Reviews:

Related manuals for U300

Brands by name

Popular brands