LG L705ix Service Manual Download Page 135

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1608

1005

MSM GPIO --> PMIC

0603

Rev.1.3 for RTC

0603

Battery Connector

Rev_D

VDD_MSM : 0.1uF

< I/O Connector >

VDD_SPKR : 0.1uF

2012

VDD_RF : 0.1uF

0603

1005

VDD_MAIN : 0.1uF

1005

2012

0603

1005

VDD_PA : 4.7uF

PMIC_VPWR_BYPASS

1005

1608

Switcher Circuit for RF

1005

2520

(1%)

0603

1608

2012

1608

Artwork --> Place crystal and load caps close to PM6650 !!

VDD_MSMC : 4.7uF

2520

33p

VDD_RUIM : 0.1uF

VDD_MSME : 4.7uF

VDD_WLAN : 0.1uF

1005

2016

VDD_ANA : 0.1uF

1005

C342

0603

EDTY0008607

PLR0504F

D300

R307

47n

C340

C301

2.2u

NFM21PC105B1A3

U300

OUT

0.1u

C310

C309

R300

0.1u

EQBP0009901

Q300
QST4

EQBA0000602

C319

KRX102E

Q301

C306
0.1u

FLSH_DRV_N

REF_OUT(MPP8)

VREG_SYNT

AMUX_OUT

VDD_MAIN

VREG_TCXO

GND_SLUG

PON_RESET_N

AMUX_IN2(MPP2)

VREG_RFTX

SPKR_BYP

SPKR_OUT_P

SPKR_IN_P

VDD_SPKR

SPKR_IN_M

SPKR_OUT_M

VDD_WLAN

CBL1PWR_N(MPP4)

VREG_RFRX2

CBL0PWR_N(MPP3)

VREG_RFRX1

BAT_FET_N

AMUX_IN1(MPP1)

VDD_RF

TCXO_IN

MSM_INT_N

VBAT

VCOIN

REF_ISET

REF_GND

REF_BYP

VREG_WLAN

VREG_MSMP

SBST

VDD_MSM

TCXO_OUT

VDD_ANA

TCXO_EN

VREG_MSMA

PS_HOLD

RUIM_RST(MPP6)

XTAL_IN

SLEEP_CLK

XTAL_OUT

SBDT

VBACKUP

SBCK

ISNS_M

VREG_MSME

VSW_MSME

RUIM_CLK(MPP10)

VREG_MMC

CHG_CTL_N

RUIM_M_RST(MPP5)

VDD_RUIM

VREG_RUIM

VDD_PA

ISNS_P

RUIM_M_IO(MPP11)

VSW_MSMC

VREG_MSMC

VDD_MSMC

RUIM_M_CLK(MPP9)

VDD_MSME

GP1_DRV_N(MPP7)

LCD_DRV_N

KPD_DRV_N

KPDPWR_N

VIB_DRV_N

RUIM_IO(MPP12)

VSW_PA

VREG_PA

VSW_5V

USB_CTL_N

USB_VBUS

USB_DAT

USB_D_P

USB_SE0

VCHG

USB_D_M

U301

EUSY0347301

PM6650-3P

ADC_BYP

VREG_USB

USB_ID

VREG_5V

USB_OE_N

GND

2
3
4
5
6
7
8
9

CN300

RA1R011H11

ENRY0005101|conn_ra1r011h11_update

G1_1

G1_2

INNER

GND

EXXY0024301

CM315_12_5PF

X300

32.768KHz

DNI

R303

4.7u

C324

C320

C314
4.7u

INSTPAR

PSD05-LF

ZD300

R313

EDSY0011901

RB521S-30

D301

22u

R305

C332

R301

0.1u

C318

4.7u

C323

1
2
3

R311

80.6K

56nH

ENZY0019801

HSBC-3PT25-19

CN301

L306

L305

4.7u

4.7uH

C330

4.7u

C331

C312
2.2u

2.2u

FB300

BLM18PG121SN1J

C311

C335

C302

1000p

C316

56p

0.1u

C307

C328
2.2u

L301

C334

33u

4.7uH

L303

L300

1.8nH

C305
0.1u

0.1u

C321

47K

R308

121K

R302

L302

C304

2.2K

R309

0.1u

EQFP0005101

Q302

FDJ129P

47n

R312

470K

C339

R314

680K

C338

0.1u

ERHZ0003901

smd_2125h_65_r

0.1

R315

C308

C317

0.1u

22p

C327

R310

33p

C337

4.7u

C313

33u

C341

4.7uH

L304

C325

4.7u

22p

C326

C336

C303

33u

R304

1000 pF

10K

C322

47K

0.1u

R306

C333

4.7u

C315

TP300

C329
2.2u

RF_OUT

AUTO_BOOT_N

+VPWR

VBATT

ACT_N

C300

VREG_SD_2.85V

VBATT

VBATT_TEMP

VREG_MSMP_2.7V

VBATT_SENSE

USB_D-

USB_D+

USB_D-

USB_D+

USB_VBUS_IN

+5V_PWR

PS_HOLD

BATT_FET_N

+VPWR

ICHARGE

ICHARGEOUT

CHG_CNT_N

+5V_PWR

USB_VBUS_IN

PS_HOLD

USB_VBUS

+VPWR

VREG_RF_SMPS

BUFF_TCXO_MSM

+VPWR

TCXO_EN

VREG_MSMA_2.6V

PM_INT_N

VREG_DAC_3.0V

+VPWR

VREG_SYNTH_2.6V

PM_ADC

+VPWR

VREG_TCXO_2.85V

VBATT

MAIN_LED_DRV_N

USB_DAT

USB_D+

USB_SE0

USB_D-

KEY_ON_SW_N

USIM_P_DATA

+VPWR

MSM_USIM_DATA

VREG_MSMC_1.375V

MSM_USIM_CLK

VREG_MSME_1.8V

USIM_P_CLK

VREG_USIM_2.85V

MSM_USIM_RST_N

USIM_P_RST_N

SLEEP_CLK

SSBDT_PM

VREG_MSMP_2.7V

JTAG_PS_HOLD

TCXO_PM

V_BACK_UP

AUTO_BOOT_N

+5V_PWR

ICHARGE

CHG_CNT_N

ICHARGEOUT

BATT_FET_N

RESET_IN_N

USB_OE_N

USB_VBUS

7. CIRCUIT DIAGRAM

LGE Internal Use Only

Z3X-BOX.COM

Summary of Contents for L705ix

Page 1: ...Date February 2008 Issue 1 0 Service Manual Model L705ix Service Manual L705ix Internal Use Only Z 3 X B O X C O M ...

Page 2: ...harger 82 4 7 USB 85 4 8 SIM Detect 87 4 9 Camera 89 4 10 Keypad Backlight 93 4 11 FOLDER Close Open 94 4 12 Main LCD 95 4 13 Audio 96 4 14 Headset path 98 4 15 Speaker phone path 100 4 16 Main microphone 102 4 17 Headset microphone 104 4 18 Vibrator 106 5 DOWNLOAD 107 5 1 Introduction 107 5 2 Downloading Procedure 107 5 3 Troubleshooting download errors 121 5 4 Caution 127 6 BLOCK DIAGRAM 128 6 1...

Page 4: ...cted to it The manufacturer will not be responsible for any charges that resultfrom 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 s...

Page 5: ... with sensitive laboratory equipment medical equipment etc Interference from unsuppressed engines or electric motors may cause problems H Electrostatic Sensitive Devices ATTENTION Boards which contain Electrostatic Sensitive Device ESD are indicated by the sign Following information is ESD handling Service personnel should ground themselves by using a wrist strap when exchange system boards When r...

Page 6: ...ery Power 860mAh Li Polymer Talk Time Over 140 Min WCDMA Voice 10 dBm Stand by Time Over 350 hours WCDMA DRX 2 56s Antenna Intennal Antenna LCD Main 2 2 QVGA 320x240 Dot 262K TFT Color LCD Back Light Yes Back Light color White Camera 2 Mega Pixel CMOS Vibrator Yes Speaker Yes C MIC Yes Receiver Yes Earphone Jack Yes RC 5240 SIM Socket Yes SIM Block Type 3 0V 1 8V Volume Key Push Type Voice Key Pus...

Page 7: ...ce purposes 2 2 Usable environment 1 Environment 2 Environment Accessory CLA 12 24V DC 2 PERFORMANCE 8 Item Specification Voltage 3 7V Typ Shut Down 3 20 Operation Temp 20 60 C Storage Temp 30 85 C Humidity 85 Max Reference Spec Min Typ Max Unit TA Power Available power 100 220 240 Vac Z 3 X B O X C O M ...

Page 8: ...r Loop Power control in uplink 0 0 5 0 5 0 5 0 5 0 5 0 5 1 0 5 1 5 1 3 1 5 4 group 10equal command group 1 8 12 16 24 5 Minimum Output Power 50 dBm 3 84MHz Qin Qout DPCCH quality levels 6 Out of synchronization handling of output power Toff DPCCH Ior 22 28dB Ton DPCCH Ior 24 18dB 7 Transmit OFF Power 56 dBm 3 84M 8 Transmit ON OFF Time Mask 25us PRACH CPCH uplink compressed mode 25us 9 Change of T...

Page 9: ...Bm f 9 150KHz 1k BW WCDMA 36 dBm f 150KHz 30MHz 10k 2100 800 36 dBm f 30 1000MHz 100k 30 dBm f 1 12 75GHz 1M 41 dBm 1893 5 1919 6MHz 300k 14 Spurious Emission WCDMA 67 dBm 925 935MHz 100k additional requirement 2100 79 dBm 935 960MHz 100k 71 dBm 1805 1880MHz 100k WCDMA 60 dBm 869 894MHz 3 84M 800 60 dBm 1930 1990MHz 3 84M 60 dBm 2110 2155MHz 3 84M 15 Transmit Intermodulation 31 dBc 5MHz Interferer...

Page 10: ...E 20dBm output power class3 44 dBm 3 84MHz f 2050 2095 2185 2230 MHz band a UE 20dBm output power class3 30 dBm 3 84MHz f 2025 2050 5 Out band Blocking 2230 2255 MHz band a UE 20dBm output power class3 15 dBm 3 84MHz f 1 2025 2255 12500 MHz band a UE 20dBm output power class3 6 Spurious Response 44dBm CW UE 20dBm output power class3 46 dBm CW 10MHz 7 Intermodulation Characteristic 46dBm 3 84MHz 20...

Page 11: ...D backlight Off VT Test Condition Speaker off LCD backlight On 2 5 Antenna BAR Static Stand by Voice Call VT WCDMA 350 Hours 2 4mA 150 Mins 320mA 90 Mins 550mA DRX 2 56 Tx 10dBm Tx 10dBm Antenna Bar WCDMA BAR 3 RSCP 105 dBm and Ec Io 12 dBm BAR 2 110 RSCP 105 dBm or 14 Ec Io 12 dBm BAR 1 113 RSCP 110 dBm or 17 Ec Io 14 dBm BAR 0 RSCP 113 dBm or Ec Io 17 dBm Network Notification Z 3 X B O X C O M ...

Page 12: ...oltage During Idle state During Call state BAR 3 2 3 75 3 70 call maintenance over 40min BAR 2 1 3 63 3 58 call maintenance over 10min BAR 1 0 3 25 3 25 Icon Blinking Low battery message BAR 1 0 Low battery pop up BAR 2 1 display one time Power OFF during call 80s after Low battery message Power OFF at stand by 60s after Low battery message Z 3 X B O X C O M ...

Page 13: ... 10deg 3 00V No Test Item Specification 1 Sending Loudness Rating SLR NOM 8 3dB MAX 2 Sending Frequency Response SFR MAX MASK IN 3 Receiving Loudness Rating RLR NOM 2 3dB MAX 10 3dB 4 Receiving Frequency Response RFR MAX MASK IN 5 Side Tone Masking Rating STMR NOM 17dB MAX 6 Echo Loss EL NOM 46dB MAX 7 Idle Noise Sending INS NOM 64dBm0p MAX 8 Idle Noise Receiving INR NOM Under 57dBPA MAX Under 54d...

Page 14: ... converting signals between RF and baseband A generic high level functional block diagram of L705iX is shown in Figure 3 1 1 One antenna collects base station forward link signals and radiates handset reverse link signals The antenna connects with receive and transmit paths through a Diplexer The UMTS receive paths each include an LNA an RF band pass filter and a downconverter 1 QUALCOMM s branded...

Page 15: ...xer IF Part and OFDM demodulator which are accommodated in ENT34606 IC L705iX power supply voltages are managed and regulated by the PM6650 Power Management IC This versatile device integrates all wireless handset power management general housekeeping and user interface support functions into a single mixed signal IC It monitors and controls the external power source and coordinates battery rechar...

Page 16: ...MTS path are separated from all other receive functions contained within the RFR6275 and RTR6275 receiver ICs to improve mixer LO to RF isolation a critical parameter in the ZIF architecture Isolation is further improved using high reverse isolation circuits in the LNA designs The LNA gains are stepped via API control The IC operating mode and LNA bias currents are automatically adjusted via softw...

Page 17: ...rential I Q outputs are buffered to interface with the MSM IC Numerous secondary functions also are integrated on chip the Rx LO generation and distribution circuits and various interface control and status circuits An on chip UMTS VCO is phase locked to the external VC TCXO signal and processed by the LO generation and distribution circuits to create the UMTS Rx LO signals for the quadrature down...

Page 18: ...the PA Transmit power is delivered from the duplexer to the antenna through the switch module The transceiver LO synthesizer is contained within the RTR6275 IC with the exception of the off chip loop filter components and the VC TCXO This provides a simplified design for multimode applications The PLL circuits include a reference divider phase detector charge pump feedback divider and digital logi...

Page 19: ...f the high band UMTS receive Paths Figure 3 3 2 3 PLL3 within the RFR6275 IC produces the Rx LO for the remaining UMTS receive paths 4 PLL4 within the RFR6275 IC produces the Rx LO for the GPS receive path Within the RFICs a buffered 19 2 MHz TCXO signal provides the synthesizer input REF the frequency reference to which the PLL is phase and frequency locked The reference is divided by the R Count...

Page 20: ...UALCOMM internal Rx VCO 5 The listed settling times are for switching between channels at opposite ends of the active band and settling to within 250 Hz of the final frequency 6 Test and evaluation efforts were ongoing at the time of this document release Check future versions for design recommendations based on our test results 3 3 2 Transceiver PLL PLL1 The PLL1 within the RTR6275 IC creates the...

Page 21: ... and must be limited to avoid degrading receiver sensitivity The required Rx band isolation depends on the PA out ofband noise levels and Rx band losses between the PA and LNA Minimum duplexer Rx band isolation value is about 45 dB Tx band isolation the transmit channel power also leaks into the receiver In this case the leakage is outside the receiver passband but at a relatively high level It co...

Page 22: ...ility with the Qualcomm 6250 chipset The device is manufactured on an advanced InGaP HBT MMIC technology offering state of the art reliability 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 4mm 4mm 1 1mm surface mount package incorporates matching ...

Page 23: ...LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 3 TECHNICAL BRIEF 24 Table 3 4 3 AWT6277R Electrical specification Z 3 X B O X C O M ...

Page 24: ...evice is manufactured on an advanced InGaP HBT MMIC technology offering state of theart reliability temperature stability and ruggedness There are three 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 matchin...

Page 25: ... 26 3 TECHNICAL BRIEF LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes Table 3 4 6 AWT6273R Electrical specification Z 3 X B O X C O M ...

Page 26: ... balanced differential inputs to the RTR6275 and RFR6725 IC This is accomplished by the RF filters which take a singleended outputs from the ICs and provide differential outputs having nominal 180 phase separation Phase and or amplitude imbalance causes degraded common mode rejection and second order nonlinearity so their requirements are specified jointly 9 degrees and 1 dB 1 5 degrees and 0 1 dB...

Page 27: ...ISDB T Only1 seg Receiving Channel UHF ch 13 62 Transport Stream Output Signal serial Transport Stream Output Level CMOS level common power supply with TS decoder Decode FEG System ISDB T Compliant Power supply voltage DC1 2V 2 8V 1 5V Power consumption 103mW Sensitivity 96 0dBm MODE3 G 1 8 IL 1 4 QPSK2 3 Size 8 6 8 6 1 3mm Transmission parameter 1 Segment UHF 1segment 2 Mode Mode2 Mode3 3 Guard I...

Page 28: ...ed gpsOne position location technology functionality Integrated Bluetooth 1 2 baseband processor for wireless connectivity to peripherals Qcamera with 15 fps QVGA viewfinder resolution and support for 4 MP camera sensors Direct interface to digital camera module with video front end VFE image processing True 3D graphics for advanced wireless gaming SecureMSM v2 0 includes support for open mobile a...

Page 29: ...al Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 3 TECHNICAL BRIEF 30 3 7 Block Diagram MSM 6280 Figure Simplified Block Diagram of MSM6280 Z 3 X B O X C O M ...

Page 30: ...ice supports the W CDMA FDD release 99 including the following features All modes and data rates for W CDMA frequency division duplex FDD with the following restrictions The downlink supports the following specifications Up to four physical channels including the broadcast channel BCH if present Up to three dedicated physical channels DPCHs Spreading factor SF range support from 4 to 256 The follo...

Page 31: ...ssor subsystem 16 kB instruction and 16 kB data cache Instruction set compatible with ARM7TDMI ARM version 5TEJ instructions Higher performance 5 stage pipeline Harvard cached architecture Higher internal CPU clock rate with on chip cache Java hardware acceleration Enhanced memory support Please note that NOR PSRAM will not be supported on MSM6280 75 MHz and 90 MHz bus clock for SDRAM 32 bit SDRAM...

Page 32: ...grated Java and 2D 3D graphics accelerator with Sprite engine Enable various accessories via USB host connectivity Integrated USB host controller functionality Enable compelling visual and audio applications Qcamera High quality digital camera processing supporting CCD or CMOS image sensors up to 4 megapixel with 15 fps capture rate 15 fps QVGA viewfinder Qtv Audio and video decoder that supports ...

Page 33: ...ideo decode at 30 fps at CIF resolution streaming or offline gpsOne Integrated gpsOne processing Standalone gpsOne mode in which the handset acts as a GPS receiver CMX MIDI and still image animation text LED vibrate support 72 simultaneous polyphonic tones 44 kHz sampling rate 512 kB wave table Support of universal file formats Standard MIDI Format SMF SP MIDI SMAF Audio playback MA 2 MA 3 MA 5 XM...

Page 34: ...igned specifically to be a quick low pin count control protocol for QUALCOMM s RTR6275 RFR6275 and PM6650 ASICs Using the SSBI the RTR6275 RFR6275 and PM6650 devices can be configured for different operating modes and for minimum power consumption extending battery life in Standby mode The SSBI also controls DC baseband offset errors Table 3 8 1 Summary of MSM6280 device features Z 3 X B O X C O M...

Page 35: ...nfigures QDSP4000 to support the desired functionality 3 8 10 ARM Microprocessor subsystem The MSM6280 device uses an embedded ARM926EJ S microprocessor This microprocessor through the system software controls most of the functionality for the MSM device including control of the external peripherals such as the keypad LCD RAM ROM and EEPROM devices Through a generic single serial bus interface SSB...

Page 36: ...s UART1 has dedicated pins while UART2 and UART3 share multiplexed pins UART1 for data UART2 can be used for USIM interface UART3 for data 3 8 14 USB The MSM6280 device integrates a universal serial bus USB controller that supports both unidirectional and bidirectional transceiver interfaces The USB controller acts as a USB peripheral communicating with the USB host Z 3 X B O X C O M ...

Page 37: ...ious electronic functions while avoiding signal corruption between diverse circuits allow power management sequencing and meet different voltage level requirements The devices general housekeeping functions include a 16 position analog multiplexer that has eight internal connections and supports connections to eighteen external pins The eight internal connections are used to monitor on chip functi...

Page 38: ...er for timecritical information Another dedicated IC interface circuit monitors multiple trigger events and controls the power on power off sequences A USB OTG transceiver is included for interfacing the MSM to computers as a USB peripheral or connecting the MSM to other peripherals RUIM level translators enable MSM interfacing with external modules Figure 3 9 1 PM6650 IC function block diagram Z ...

Page 39: ...to ascertain whether a valid external supply is applied or not For additional accuracy or to capture variations over time thism voltage is routed internally to the housekeeping ADC via the analog multiplexer PM6650 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 emi...

Page 40: ...d through SBI control and powered from VDD is provided 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 41: ...tage Charging Constant voltage charging begins 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 140mA Charging Method CC CV Constant Current Constant Voltage Maximum Charging Voltage 4 2V Maximum Charging Current 600mA Nominal Battery Capacity 860 mAh Charger Voltage 5 4V Charging time Max 180min Except...

Page 42: ...n each chip select Synchronous 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 b...

Page 43: ...l prior to the power amplifier 3 TECHNICAL BRIEF 44 Figure 3 11 1 Schematic of RF Interface of MSM6280 Near to MSM WCMDA 2100PAM Enable 33nF C139 2K R109 TCXO_EN_GPIO94 F19 TRK_LO_ADJ L13 H13 TX_AGC_ADJ SBST1_GPIO93 H18 PA_ON0 F17 AA25 Q_IM_CH0 Q_IM_CH1 W23 Y25 Q_IP_CH0 Q_IP_CH1 V23 B12 Q_OUT A12 Q_OUT_N AB25 I_IM_CH0 V25 I_IM_CH1 AC25 I_IP_CH0 W25 I_IP_CH1 I_OUT B13 I_OUT_N A13 H17 GP_PDM1_PA_RAN...

Page 44: ...PA_ON1 WCDMA 800 WCDMA 2100 TX Power Amp Enable 3 11 2 MSM Sub System 3 11 2 1 USIM Interface SIM interface scheme is shown in Figure And there control signals are followed USIM_CLK USIM Clock USIM_Reset USIM Reset USIM_Data USIM Data T Rx MSM6280 MSM6280 PM6650 PM6650 USI USIM MS MSM_ M_US USIM CLK MS MSM_ M_US USIM Res eset et MS MSM_ M_US USIM Data USI USIM Data USI USIM Reset eset USI USIM CLK...

Page 45: ...heral as specified in USB Specification Revision 1 1 Therefore by definition the USB interface is also compliant as a peripheral with the USB Specification Revision 2 0 The USB Specification Revision 1 1 defines two speeds of operation namely low speed 1 5 Mbps and full speed 12 Mbps both of which are supported by the MSM6280 3 TECHNICAL BRIEF 46 GPIO_Map Name Note GPIO_96 UART_RXM Data_Rx GPIO_95...

Page 46: ...opyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 3 TECHNICAL BRIEF 47 USB_DAT_VP N26 N25 USB_OE_TP_N USB_SE0_VM N23 USB_SE0 USB_DAT USB_OE_N Figure 3 11 3 Schematic of USB block MSM6280Side PM6650 Side GP1_DRV_N MPP7 21 USB_VBUS 16 USB_DAT 17 USB_D_P 18 USB_SE0 19 USB_D_M 20 USB_DAT USB_D USB_SE0 USB_D Figure 3 11 4 Schematic of USB protective circuit EQBA...

Page 47: ...alog parameters such as battery voltage temperature and RF power levels The MSM6280 device has six analog input pins which are multiplexed to the input of the internal HKADC 3 TECHNICAL BRIEF 48 Figure 3 11 5 MSM6280HKADC Block diagram Table 3 11 5 HKADC channel table Channel Signal Note HKADC0 PM_ADC PMIC ADC Input HKADC1 VBATT_SENSE Battery voltage level detect HKADC2 HKADC3 HKADC4 PCB_Rev_ADC P...

Page 48: ...KEY_ROW 4 VREG_MSMP_2 7V KEY_ROW 1 KEY_COL 0 KEY_COL 1 KEY_COL 2 KEY_COL 4 KEY_COL 2 FOCUS CAMERA SIDE_KEY KEY_ROW 2 KEY_ROW 1 KEY_ROW 0 KEY_COL 3 DOWN UP MENU SW700 1 2 3 4 5 6 CN 1 2 3 4 Figure 3 11 6 Keypad Circuit Table 3 11 6 Key Matrix Mapping Table COL 0 COL 1 COL 2 COL 3 COL 4 COL 5 ROW0 1 2 UP SIDE KEY CAMERA SIDE KEY SEND SCROLL KEY NONE ROW 1 3 4 DOWN SIDE KEY FOCUS SIDW KEY CLR NONE RO...

Page 49: ...9 8 INOUT_B2 INOUT_B3 7 6 INOUT_B4 EVRC18S03Q015010R FL506 5 VA504 EVLC18S02015 20 FB502 0 1u C512 10 FB501 R501 2 2K 7 INOUT_B3 INOUT_B4 6 EVRC18S03Q015010R G1 5 G2 10 INOUT_A1 1 2 INOUT_A2 INOUT_A3 3 4 INOUT_A4 9 INOUT_B1 INOUT_B2 8 BLM15AB601SN1 FB500 FL505 CAM_VSYNC CAM_PCLK CAM_HSYNC CAM_DATA 3 _C CAM_DATA 2 _C CAM_DATA 1 _C CAM_DATA 0 _C 2M_CAM_IOVDD_2 8V 2M_CAM_IOVDD_2 8V 2M_CAM_LVDD_2 8V C...

Page 50: ... from camera module The camera module is controlled by I2C port from MSM6280 Table3 11 7 Interface between 2 Mega Camera Module No Name Port Note 1 GND GND GND 2 CAM_PCLK O Clock for Camera data outGND 3 GND GND GND 4 GND GND GND 5 CAM_RESET_N I Camera Reset 6 GND GND GND 7 NC 8 CAM_I2C_SDA I I2C Data 9 CAM_I2C_SCL I I2C Clock 10 NC 11 NC 12 GND GND GND 13 CAM_P_DOWN I Camera power down 14 LVDD2 8...

Page 51: ...ame format and delivered to RF Chipset The downlink path amplifies the signal from DBB chip MSM6280 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 EAR2 EAR3 is a single ended output stage designed to drive a he...

Page 52: ...W17 AA17 HPH_R EAR1ON AE18 EAR1OP AF18 CCOMP AA20 AF19 AUXIN AE19 AUXIP AUXOUT AA18 AP_INT_N RC_RESET_N MIC2P MIC1N HPH_R HPH_L RCV RCV MICBIAS MIC1P Figure 3 11 9 Audio part schematics MSM6280 CODEC Pins Rev D Rev 1 1 Rev 1 1 D401 RSB6 8CST2R EVLC5S01015 VA401 DNI R408 51 R407 2 2K R403 VA403 EVLC5S01015 SEVY0008102 VA402 EVLC5S01015 1 10 11 12 13 14 2 3 4 5 6 7 8 9 ENJE0004401 HSEJ 10S 05 CON400...

Page 53: ...Y0303401 A0 G7 H8 A1 F9 A10 A2 K8 J8 A3 H10 A4 A5 H9 A6 G9 G10 A7 G8 A8 0 R207 R203 100K 100K R221 TP213 TP205 R225 0 10u C216 100K R223 0 1u C211 C215 0 1u 100K R200 100K R204 R205 100K TP214 0 1u C217 0 1u C218 C222 0 1u 470K R212 R201 100K TP204 0 1u C210 0 1u C219 TP201 R215 100K 0 1u C221 C220 0 1u R219 100K 100K R218 R209 100K 100K R214 TP200 R224 100K 0 1u C214 R222 DNI R220 100K TP212 R217...

Page 54: ...6 B1 HPC C4 HPOUTL B4 HPOUTR A2 YMU800 WZ U204 0 R239 47n C234 2 2n C230 R234 6 8K 2 2K R235 100u C238 C227 100p C235 47n 100u C239 C247 1u R240 0 C246 0 1u TP220 2 2K R236 0 1u C244 C245 0 1u C240 0 1u R230 0 C241 1u 0 R231 0 1u C243 C242 0 1u VREG_MSMP_2 7V VREG_DAC_2 7V VREG_DAC_2 7V VPWR VREG_DAC_3 0V VREG_MSME_1 8V VREG_DAC_1 8V VREG_MSMP_2 7V VREG_DAC_1 8V VREG_DAC_2 7V DAC_RESET_N 19 2M_CLK...

Page 55: ...e Receiver VT phone Loud Mode Speaker VT phone VT phone Headset Headset VT phone Speaker phone Loud Mode Speaker Phone Loud Mode Speaker MIDI Bell MIDI Headset Headset MIDI Bell Loud Mode Speaker MP3 SD contents Headset Headset MP3 Table 3 11 8 Audio Mode Table 3 11 9 Audio main component list Compon ent Design No Maker Par t No Note 1 MSM6280 U101 MSM6280 Base Band Modem 2 Audio Processor U201 AP...

Page 56: ... LCD 2 2 QVGA 320 240 262K Battery 860mAh Speaker 10 18 3 0t Scroll Key HSDPA 7 2Mhz WCDMA 2100 800 1seg TV BML un supported SD Audio SD Binding Music ch Chaku uta Full Video Streaming QVGA 30fps VT H 263 MPEG4 AMR AAC MFi SMF Acappella group The real Group Ring tone USB 1 1 IrDA IrRC LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes ...

Page 57: ... training and service purposes U400 CN501 U403 U500 LD700 LD701 U402 U401 Q501 U701 SW700 CON600 Reference Description Reference Description U400 LCD Backlight Flesh Flash CN501 MAIN TO FPCB CONNECTOR U401 CAM LDO Q501 TR U402 LCD LDO CON600 JTAG CONNECTOR U403 2M_CAM LDO LD700 MAIN KEY LED U500 TR LD701 MAIN KEY LED U701 HALL IC Z 3 X B O X C O M ...

Page 58: ...U301 CN301 U604 U204 CN600 U700 U300 Reference Description Reference Description U700 TR CN600 ANT CONTACT U300 EMI FILTER MIC200 MIC CN300 I O CONNECTOR J400 SIM CONNECTOR U202 MEMORY U301 PM 6650 U101 MSM 6280 CN301 BATT CONNECTOR U204 YMU 800 U604 RC FORMATTER U201 AUDIO PROCESSOR CON400 EAR JACK CONNECTOR U601 1SEG Tuner module CN701 MAIN B TO B CONNECTOR J401 MICRO SD CN500 2M_CAM CONNECTOR Z...

Page 59: ... Q300 Q500 Q301 X700 Q302 ZD300 X200 Q200 U200 U603 U600 D404 D403 U602 X300 Reference Description Reference Description D300 ARRAY VIRISTOR Q301 TR Q200 TR X700 RF_TCXO X200 VREG_TCXO X300 SLEEP CRYSTAL D300 TVS DIODE U602 LDO D403 TVS DIODE U200 DC DC CONVERTOR Q500 TR U603 LDO Q300 TR U600 DMB LDO Q302 TR D404 TVS DIODE Z 3 X B O X C O M ...

Page 60: ...FL103 FL102 FL106 U102 U107 FL107 FL108 SUB BOTTOM Reference Description U104 W2100 PAM FL104 W2100 Tx SAW U108 W800 PAM FL105 W800 Tx SAW U103 UMTS 2100 coupler U105 UMTS 800 coupler Reference Description SW101 Test Connector U109 SPDT Switch FL103 W2100 Duplexer FL102 W2100 Rx SAW FL106 W800 Duplexer U102 RF Transceiver U107 RF Receiver FL107 W800 Rx SAW FL108 DIPLEXER Z 3 X B O X C O M ...

Page 61: ...service purposes ETC TP1 TP1 TP2 TP2 TP3 TP3 TP6 TP6 TP5 TP5 CN1 CN1 CN2 CN2 CN3 CN3 TP4 SIDE KEY LCD MODULE FPCB VGA CAMERA LCD MODULE Reference Description TP1 CAMERA HOT KEY TP2 LCD MODULE TP3 SCROLL KEY TP4 IrRC TP5 SPEAKER TP6 MOTOR CN1 MAIN CONNECTOR CN2 VGA CAM CONNECTOR CN3 LCD MODULE CONNECTOR Z 3 X B O X C O M ...

Page 62: ...de SUB Bottom Side 4 TROUBLE SHOOTING LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes U105 U108 FL105 U103 U104 FL104 FL108 FL103 FL106 U102 FL102 SW101 U109 FL107 U107 Z 3 X B O X C O M ...

Page 63: ...3 Test Connector Calibration etc U109 UPG2010TB E3 SPDT Switch RF Switch FL103 SAYZY1G95EA0B00 W2100 Duplexer Tx Rx U104 AW T6277R W2100 PAM Tx FL104 G9 SAFEB1 SAFEB2 5KA0F00 W2100 Tx SAW Tx FL102 G14FA0F00 W2100 Rx SAW Rx U108 AWT6273R W800 PAM Tx FL106 SAYZW836MAF0F00 W800 Duplexer Tx Rx U102 RTR6275 RF Transceiver Tx Rx FL105 MTDB1 EFCH836 RFR6275 W800 Tx SAW Tx U107 RF Receiver Rx FL107 EFCH88...

Page 64: ...service purposes 4 2 Checking TCXO Block The reference frequency 19 2MHz from X100 TCXO is used in UMTS TX part and BB part TP2 TP1 TP3 TCXO 100ohm R703 1000p C704 0 1u C703 C706 100p 0 01u C705 VCONT 1 19 2MHz X700 2 GND OUT 3 VCC 4 TRK_LO_ADJ VREG_TCXO_2 85V TCXO_PM TCXO_RF TP1 C703 TP2 R703 TP3 C706 Z 3 X B O X C O M ...

Page 65: ... Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING 66 Check Check C3 C300 00 of of PMIC IC U301 01 Check Check C1 C139 39 of M of M SM U U101 01 Z 3 X B O X C O M ...

Page 66: ...cking TX POWER of UMTS2100MHz TP1 TP4 TP2 TP3 U103 4 50OHM 1 OUT 2 7nH C143 1p C148 2 2p L116 GND4 9 11 GND5 8 RFOUT VCC2 10 AWT6277R 7 FL104 SAFEB1G95KA0F00 SFSY0028101 G1 2 G2 5 G3 3 IN 1 4 OUT R114 1 8nH 33p C131 L107 4 7nH WCDMA_800 WCDMA_2100 C112 33p GND1 3 GND2 4 5 GND3 GND4 6 IN 1 2 OUT MM8430 2600RB3 SW101 TP1 C143 TP4 R114 TP2 C131 TP3 C112 Z 3 X B O X C O M ...

Page 67: ... SAW filter FL104 And so ldering of R114 Check the PAM U104 and soldering Of C143 Check the Duplexer FL103 and so ldering of C131 Check the SPDT U109 and Soldering C103 68 4 TROUBLE SHOOTING LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes Z 3 X B O X C O M ...

Page 68: ...LE SHOOTING Measured value and spectrum of TP2 Measured value and spectrum of TP3 LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes Z 3 X B O X C O M ...

Page 69: ...ervice purposes TP3 TP2 TP4 TP1 C161 DNI 6 VCC AWT6273R GND1 7 GND2 9 GND3 10 11 PGND 8 RFOUT C159 68p L122 18nH C163 12p 2 G1 3 G2 5 G3 1 IN O1 4 SFSY0030301 EFCH836MTDB1 FL105 L109 5 6nH 33p C131 100p C128 L107 4 7nH WCDMA_800 WCDMA_2100 C112 33p GND1 3 GND2 4 5 GND3 GND4 6 IN 1 2 OUT MM8430 2600RB3 SW101 TP4 C163 TP1 C159 TP2 C128 TP3 C112 Z 3 X B O X C O M ...

Page 70: ...TM progr am set R F m od et o 2100se tupl i nkf r eq To 975 0C l i ck Tx On And W CDM A set P A RangeR0 an d R1on SetTX A CC t o 330 Run aFTM progr am set R F m od et o 800set upl i nk f r eq To 83 7 Cl i ck Tx O n And W CDM A set P A RangeR0 an d R1on SetTX A CC t o 330 Check a co upl er U557 an d a sol der i ng of C20 05 C 1646 Check a dupl exer FL18 a nd a sol der i ng of L15 C14 19 Check a FEM...

Page 71: ...l Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING 72 Measured value and spectrum of TP2 Measured value and spectrum of TP3 Z 3 X B O X C O M ...

Page 72: ...WR 4 2V LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes TP1 TP3 TP3 TP2 TP2 100ohm R116 75 R115 U103 4 50OHM COUP 3 2 IN 1 OUT 100ohm R117 PWR_DET C147 1000p 2 4 5 3 1 Q101 KRX102E EQBA0000602 VREG_TCXO_2 85V PA_ON0 C144 2 2u C146 120p 0 01u C145 VPWR C192 0 01u C168 68p C166 2 2u VPWR 0 1u C158 PA_ON1 TP1 R115 TP2 C147 TP2 C158 TP3...

Page 73: ...0 WCDMA_2100 GND4 9 GND5 6 GND6 3 7 RX TX 5 SAYZW836MAF0F00 C164 39p L124 5 6nH W800_RX C175 DNI L130 18nH 82p C173 2 G1 5 G2 1 IN 3 O1 4 O2 SFSY0030101 EFCH881MTDAA FL107 GND1 3 GND2 4 5 GND3 GND4 6 IN 1 2 OUT SW101 R104 39p 6 GND6 3 RX 7 5 TX SAYZY1G95EB0B00 FL103 C155 3 3p L120 5 6p W2100_RX C137 6 8nH 2 G1 5 G2 1 IN 3 O1 4 O2 SAFEB2G14FA0F00 FL102 0 5p L114 TP1 R104 TP2 C128 TP2 C131 TP3 C155 ...

Page 74: ... NO NO YES YES YES YES YES Set the Phone Rx is ON Check Vbias Vbias Over 2V Check bids block soldering Check ANT Check the DIPLEXER FL108 Check Duplexer FL103 FL106 Check RTR6275 RER6275 FL102 FL107 Check TP1 Signal exist Check TP2 TP2 Signal exist Check TP3 TP3 Signal exist Check TP4 TP4 Signal exist Rx is OK Check other Parts Z 3 X B O X C O M ...

Page 75: ...R602 24 R604 R603 24 R600 24 RSTIN 10 16 SCL SDA 15 18 DTO7 27 EWS INTR 9 LOCK 3 4 PCKTSY DTCLK 19 17 DTEN TP600 1SEG_I2C_SDA TSIF_SYNC TSIF_DATA TSIF_CLK TSIF_EN 1SEG_LOCK 1SEG_BM_INT 1SEG_RESET_N 1SEG_I2C_SCL L605 47nH C610 82p 5 1 R610 82p C611 47nH L606 15 TEST2 1 VBATT 24 2 VCC28 VDD12 13 VDD28 11 12 VDDIO2 GND1 5 C609 0 1u R612 5 1 TP601 47nH L604 VREG_1SEG_2 8V VREG_1SEG_1 5V VREG_1SEG_1 2V...

Page 77: ...O Check the U602 YES Check TP3 Level 1 2V NO Check the U603 Check 1SEG_LOCK TP4 Level 2 8V YES NO Check R600 soldering Check TSIF_EN TP5 Signal exist YES NO Check R603 soldering YES NO Re solder C601 C602 YES Check TSIF_CLK TP6 Signal exist NO Check R605 soldering YES Check C601 C602 solderin g conditi on Change th e Main board Check U601 solderin g conditi on NO Re solder or Replace U601 YES Z 3 ...

Page 78: ...324 VREG_MSMA_2 6V C323 VREG_TCXO_2 85V C300 power up and system reset assert to MSM Phone booting and PS_HOLD D301 assert to PMIC Start Battery voltage higher than 3 3V VA700 high to low when key press VREG_MSMC_1 375V VREG_MSME_1 8V VREG_MSMP_2 7V VREG_TCXO_2 85V VREG_MSMA_2 6V power up Is clock ok R305 19 2M X300 32 768Khz Change the Main board Change or charging the Battery Check the Key Dome ...

Page 79: ...ll right reserved Only for training and service purposes 4 TROUBLE SHOOTING 80 D301 PS_HOLD VREG_MSMC C330 VREG_MSME C331 VREG_MSMA C32 3 VREG_MSMP C32 4 X300 32 768Khz R305 19 2MHz VREG_TCXO C300 Main board Bottom R1125 19 2MHz X2 32 768Khz Z 3 X B O X C O M ...

Page 80: ..._MSMP_2 7V JTAG_PS_HOLD TCXO_PM V_BACK_UP LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING 81 0603 2520 2016 VREG_MSME 36 VSW_MSME 37 RUIM_CLK MPP10 38 39 VREG_MMC RUIM_M_RST MPP5 40 VDD_RUIM 41 VDD_PA 29 RUIM_M_IO MPP11 30 31 VSW_MSMC VREG_MSMC 32 VDD_MSMC 33 RUIM_M_CLK MPP9 34 VDD_MSME 35 VSW_PA VREG_PA 28 L305 4...

Page 81: ...ight reserved Only for training and service purposes Start Check the pin and battery Connect terminals of I O connector Connection OK Change I O connector Is the TA voltage 5 4V Change TA Is it charging properly After turning on Q300 Q302 END Change the board NO Yes NO Yes NO Yes Z 3 X B O X C O M ...

Page 82: ...ry Pass Tr ON 4 2 4 25V Battery FET ON Charging Procedure Connect TA Control the charging current by PM6650 IC Charging current flows into the battery Check Point Connection of TA Charging current path Battery Troubleshooting Setup Connect TA and battery to the phone Troubleshooting Procedure Check the charger connector Check the charging current Path Check the battery Z 3 X B O X C O M ...

Page 83: ...urposes 4 TROUBLE SHOOTING 84 Figure Charging part schematic R315 Q300 Q302 0603 1 33p C342 0603 2 5 6 4 EQBP0009901 Q300 QST4 3 1 0 R313 S5 EQFP0005101 Q302 FDJ129P D G S1 S2 S3 S4 ERHZ0003901 smd_2125h_65_r 0 1 R315 VBATT BATT_FET_N VPWR ICHARGE ICHARGEOUT CHG_CNT_N 5V_PWR R315 Q300 Q302 Z 3 X B O X C O M ...

Page 84: ...ial sequence of L705iX is USB connected to L705iX power on USB_VBUS Q301 PIN4 go to 5V USB_D go to 3 3V D300 PIN1 USB_VP and USB_VN is triggered USB work Start Q301 PIN4 is 5V USB_D is 3 3V Change the Main board Check Q301 Check D300 NO YES YES NO Cable is inserted YES Insert cable NO Power is on YES Go to power on trouble shooting NO Z 3 X B O X C O M ...

Page 85: ...ctronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING 86 D300 Q301 EQBA0000602 2 4 5 3 1 KRX102E Q301 USB_VBUS_IN PS_HOLD USB_VBUS 2 3 4 5 6 EDTY0008607 PLR0504F D300 1 USB_D USB_D Q301 D300 Z 3 X B O X C O M ...

Page 86: ...OTING 87 4 8 SIM Detect USIM Initial sequence of L705iX is USIM_CLK USIM_RST USIM_DATA triggered VREG_USIM_2 85V go to 2 85V USIM IF work Start Work w ell VREG_USIM_2 85V is 2 85V USIM_P_CLK is run Change th e Main board End Check J400 Yes No YES NO Re insert the SIM card Change SIM card Work w ell End Yes No Z 3 X B O X C O M ...

Page 87: ... USIM_P_CLK PIN3 USIM_P_DATA PIN6 USIM_P_RST_N PIN2 Ground PIN4 SIM 1 9T Rev 1 1 EVLC18S02015 SEVY0003801 VA412 EVLC18S02015 VA409 0 0 1u C410 R423 EVLC18S02015 EVLC18S02015 VA410 VA411 J400 C1 1 C2 2 3 C3 C5 4 5 C6 6 C7 7 GND1 GND2 8 9 GND3 GND4 10 4 7K R413 VREG_USIM_2 85V USIM_P_RST_N USIM_P_CLK USIM_P_DATA USIM_P_CLK VREG_USIM_2 85V Z 3 X B O X C O M ...

Page 88: ...bleshooting VGA Camera control signals are generated by MSM6280 Start VCAM_AVDD_2 8V is 2 8V C408 VCAM_DVDD_1 8V is 1 8V C407 Yes NO END Camera is OK Check the camera connector and reconnect the camera Change th e Main board Camera is OK Check the CAM_ MCLK Change the camera Yes Yes NO NO NO END Yes FB502 Change th e Main board Change th e Main board Z 3 X B O X C O M ...

Page 89: ...LDO2 16 M1 M2 15 M3 14 13 M4 M5 12 11 M6 OUT 25 28 P1 P2 17 BGND 29 22 C1N C1P 23 C2N 27 26 C2P ENF 21 18 ENLDO 20 ENM1 MAX8645Y U400 EVLC14S02050 VA404 VCAM_DVDD_1 8V VCAM_AVDD_2 8V WLED_PWR FLASH_LED_ANODE MAIN_LED3 MAIN_LED2 MAIN_LED1 MAIN_LED0 MAIN_LED4 3 30 31 32 33 34 4 5 6 7 8 9 15 16 17 18 19 2 20 21 22 23 24 25 26 27 28 29 G1 G2 G3 G4 1 10 11 12 13 14 AXK7L34227G CN500 EVLC18S02015 VA503 ...

Page 90: ...ignals are generated by MSM6280 Start 2M_CAMLVDD_2 8V is 2 8V C501 2M_CAM_AVDD_2 8V is 2 8V C509 2M_CAM_CVDD_1 8V is 1 8V C512 2M_CAM_IOVDD_2 8V IS 2 8V C511 Yes NO END Camera is OK Check the camera connector and reconnect the camera Change th e Main board Camera is OK Check the CAM_ MCLK Change the camera Yes Yes NO NO NO END Yes Change th e Main board Change th e Main board Z 3 X B O X C O M ...

Page 91: ...8S02015 VA503 FB503 0 1u C511 EVLC18S02015 VA506 C509 0 1u 33p VA502 EVLC18S02015 VA505 33p VA507 0 1u C510 2 2K R500 VA504 EVLC18S02015 20 FB502 0 1u C512 10 FB501 R501 2 2K CAM_VSYNC CAM_PCLK CAM_HSYNC CAM_DATA 3 _C CAM_DATA 2 _C CAM_DATA 1 _C CAM_DATA 0 _C 2M_CAM_IOVDD_2 8V 2M_CAM_CVDD_1 8V 2M_CAM_PWDN 2M_CAM_IOVDD_2 8V 2M_CAM_LVDD_2 8V 2M_CAM_AVDD_2 8V CAM_I2C_SDA CAM_I2C_SCL CAM_DATA 4 _C CAM...

Page 92: ...ng KYBD_BACKLIGHT is Low KEYPAD LED Lighting on Start Change th e Main board Check batter y NO Yes Yes Key press Change th e Main board Yes NO KYBD_BACKLIG HT is Lo w KEYPAD LED Lighting on EVLC14S02050 VA712 R705 47 47 R704 EVLC14S02050 VA711 CL 435F WQ SD TS LD700 VA710 EVLC14S02050 LD701 CL 435F WQ SD TS VA713 EVLC14S02050 VPWR MAIN_LED_DRV_N KEYPAD LED position Z 3 X B O X C O M ...

Page 93: ...nsor U500 pin OUT is triggered MSM6280 Sense the Folder Event Start Change the Main boar d Insert the magnet Check the magnet in Upper Assy Appr oach the magnet to U701 Slide U701pin is C702 Yes NO Yes Change the U 701 NO Magnet position C702 U701 Main Board Top Hall Sensor 0603 0603 0603 C702 33p U701 TK60012BM5 EUSY0268101 2 GND1 GND2 5 6 IO_VDD 3 NC OUT 4 1 VDD 47 R701 C700 0 1u SLIDE_DET_N VRE...

Page 94: ...ls are generated by MSM6280 The signal path is MSM6280 CN501 80pin Con LCD Module Start GO to po wer on trouble s hooting Key LED is on Yes NO Press END k ey Discon nect and reco nnect The LCD co nnec tor 80pi n Con END LCD dis play OK No Yes Change th e Main board Yes Discon nect and reco nnect The LCD co nnec tor 44pi n Con Yes NO Change of new LCD Yes Z 3 X B O X C O M ...

Page 95: ... Slide Speaker Start The sine wave appears a t Change th e Main board YES Conn ect the phone to network Equipment a nd setu p call Setup 1 KHz tone ou t NO R227 R228 Can you hear the ton e YES NO END Change U203 Anglog S W NO Speaker pad The sine wave appears a t YES Change rec eiver The sine wave appears a t YES PIN7 PIN8 of CN501 Slide FPCB Re conn ecti ng or Change Slide FPCB Z 3 X B O X C O M ...

Page 96: ...right 2008 LG Electronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING 97 1KHz Sine wave CN501 PIN 1 Speaker soldering pad Analog S W Receiver Signal Registor 1KHz Sine wave Z 3 X B O X C O M ...

Page 97: ...8 C239 R406 R407 CON400 Ear jack Start Sine wave appears a t R406 407 or C238 C239 Change th e Con400 YES Conn ect the phone to network equipment and setup call Setup 1 KHz tone ou t and inser t headse t NO Can you hear the ton e YES END Change th e Main board NO Sine wave appears a t Con400 Ear jack YES Change th e heads et NO Sine wave appears a t C234 C235 Change th e U204 YES Z 3 X B O X C O M...

Page 98: ...Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING 99 HP_L HP_R R406 R407 C238 C239 HPH_L HPH_R 1KHz Sine wave Z 3 X B O X C O M ...

Page 99: ...p 1 KHz tone ou t Sine wave appears a t C307 C308 Check U203 or U204 or chang e chipset NO Soldering sp eaker OK Re solder s peaker NO Can you hear the ton e Change th e speak er NO YES END YES YES Sine w ave appears at C234 NO Change th e Main Boar d YES Rev_C All 1005 0 1u C506 33p C508 33p C507 G1 G2 7 71 72 73 74 75 76 77 78 79 8 80 9 6 4 5 3 1 10 2 CN501 EVLC18S02015 VA501 VA500 EVLC18S02015 ...

Page 100: ...LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING 101 C307 C308 HPH_L Speaker soldering pad Z 3 X B O X C O M ...

Page 101: ...1N MSM6280 Start MICBIAS C233 or C237 is 1 8V Change main board NO Make a call Change th e MIC NO YES Change th e Main board Make so und to MIC Work w ell END YES NO YES Sine wave appears at C228 C229 YES MIC SP0204 1 25T Rev C 0 R233 C237 1u 0 1u C229 G1 2 3 G2 5 G3 1 OUT PWR 4 SUMY0010602 SP0204LE5 PB MIC200 0 1u C228 DNI C232 C233 10u 33p C236 MIC1P MIC1N MICBIAS Z 3 X B O X C O M ...

Page 102: ...Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING 103 MIC200 C237 C233 C236 C232 NA C233 OR C237 C232 OR C236 Z 3 X B O X C O M ...

Page 103: ...reserved Only for training and service purposes Start EAR_SENSE_N VA401 is 0V Yes END Make a call Change th e MAIN bo ard VREG_MSME is biased by 1 8V R400 Change th e Main PCB Yes OK NO NO NO Change th e heads et and retr y YES Change MAIN board Sine wave appears a t C403 Change th e heads et or Main board and retr y NO Yes Z 3 X B O X C O M ...

Page 104: ...R EVLC5S01015 VA401 DNI R408 51 R407 2 2K R403 VA403 EVLC5S01015 SEVY0008102 VA402 EVLC5S01015 1 10 11 12 13 14 2 3 4 5 6 7 8 9 ENJE0004401 HSEJ 10S 05 CON400 R409 0 RSB6 8CST2R D402 R402 100K R400 100K C403 0 1u R406 51 100K R401 D400 RSB6 8CST2R VREG_MSME_1 8V EAR_SENSE_N HP_R STEREO_DET_N HP_L MICBIAS MIC2P VREG_MSMP_2 7V HOOK_SENSE_N R400 VA401 C403 Ear Jack Connector Z 3 X B O X C O M ...

Page 105: ... purposes 4 TROUBLE SHOOTING 106 4 18 Vibrator MOTOR_PWR LCD FPCB Motor Start MOTOR_N is under 2V Operate the Vibrator Change th e MAIN bo ard or Che ck th e LCD FPCB NO YES Change vibrator Main Board U700 PIN3 2 GND VIN 1 3 VOUT SUY98005LT1G U700 R702 100K 100p C701 MOTOR_N AP_MOTOR_EN Z 3 X B O X C O M ...

Page 106: ... 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 This is an experimental feature To enable this simply check the box It will be played a wav file when the download has been completed Automatically run Select Port When LGMDP starts This option is designed to gi...

Page 107: ...108 5 2 2 Connecting to PC Click on the Select Port and then Select Port window will be pop up Check if state shows Enable for the port to be connected for downloading images Then click on the Connect button The port number COM15 and model name shall be different from that of the port number in the snapshot Z 3 X B O X C O M ...

Page 108: ...or training and service purposes 5 DOWNLOAD 109 The status Ready 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 Z 3 X B O X C O M ...

Page 109: ...Inc All right reserved Only for training and service purposes The following slide describes how to use or set options in detail The model name shall be different from that of the model name in the snapshot 5 DOWNLOAD 110 1 2 3 6 4 5 7 8 Z 3 X B O X C O M ...

Page 110: ... calibration data user contents media and module are erased Only calibration data is kept when NV backup restore is checked 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 5 Additional Options Display Information is defaulty not selected and user cannot choose Security The...

Page 111: ...me shall be different from that of the folder name in the snapshot The folder name indicates the path where the image files are located if you select the image folder the program will automatically load images accordingly LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes Z 3 X B O X C O M ...

Page 112: ... the image folder the program will automatically load images accordingly LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes Automatically load images Z 3 X B O X C O M ...

Page 113: ...om the LGMDP installation directory by clicking on the Browse button Click on the START button to start downloading Normally LGMDP will downloaded all files that need downloading To download selected image file only simply select the image file that user want to process downloading LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes Z 3...

Page 114: ... Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes NV backup Erase MODULE directory NV restore Erase MEDIA directory Dow Download ME d MEDIA IA Dow Download MO d MODULE EFS Erase Dow Download PB d PB L a and nd QCS QCSBL Down wnlo load ad OEM EMSBL Down wnlo load ad MODEM EM Reset Reset Download process Download End Download Start Reset Z 3 X B O X C O M ...

Page 115: ...t a new file for NV backup will be 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 5 DOWNLOAD 116 Z 3 X B O X C O M ...

Page 116: ...ting the handset and re establishing the connection 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 Z 3 X B O X C O M ...

Page 117: ...2008 LG Electronics Inc All right reserved Only for training and service purposes 5 DOWNLOAD 118 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 118: ...nd service purposes 5 DOWNLOAD 119 5 2 5 Tools Device Manager allows to monitor current hardware that is installed on your PC Device Manager is designed to monitor USB connectivity and check where the COM has been installed Select Device Manager from the Tools of the file menu Z 3 X B O X C O M ...

Page 119: ... 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 LFAPP RecMngr bin err directory Debugging_Tip txt or Hidden_info bin are placed on the handset If they are exist then appropriate check boxes are checked accordingly Select...

Page 120: ...Troubleshooting download errors 5 3 1 NV Restore error When you meet the NV Restore error LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes Z 3 X B O X C O M ...

Page 123: ...NV Backup files nv2 are shown The files are saved every NV Backup The name is based on the time when NV Backup is done LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes Z 3 X B O X C O M ...

Page 124: ... 125 5 DOWNLOAD Select the proper file and click on Restore LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes Z 3 X B O X C O M ...

Page 125: ...p file restore at once use the NV Default function LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes Must do Calibration after NV Restore Must do Calibration after NV Restore Z 3 X B O X C O M ...

Page 126: ...age connect the phone normal mode after emergency mode download and then you can do it 4 The NV data saved at LGMDP folder like this 5 Recommended that the Module and Media Image have to be downloaded at the same time 6 Erase EFS option will erase everything media module nv items and user data in the EFS area LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for train...

Page 127: ...GRAM 6 1 UMTS and 1seg RF Block diagram 6 BLOCK DIAGRAM LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes Figure 6 1 RF Block Component Z 3 X B O X C O M ...

Page 128: ...Receiver IC RX FL102 SAFEB2G14FA0F00 UMTS 2100 RX SAW filter RX FL107 EFCH881MTDAA UMTS 800 RX SAW filter RX FL103 SAYZY1G95EA0B00 UMTS 2100 Duplexer TX RX FL106 SAYZW836MAF0F00 UMTS 800 Duplexer TX RX U104 AWT6277R UMTS 2100 PA TX U108 AWT6273R UMTS 800 PA TX U103 CP0402A1950DNTR UMTS 2100 coupler TX U105 CP0402A0836BNTR UMTS 800 coupler TX FL104 SAFEB1G95KA0F00 UMTS 2100 TX SAW Filter TX FL105 E...

Page 129: ...0 6 BLOCK DIAGRAM 6 2 Interface Diagram LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes Fig 6 2 L705iX Interface Diagram Z 3 X B O X C O M ...

Page 130: ...00 RX UMTS 1900 Rx RF signal TX_I Q I Q for Tx of RF RX_I Q I Q for Rx of RF Control signal UMTS PA_CTL signal PA_ON0 1 UMTS Tx Power Amp Enable PA_R0 WCDMA Tx Power Amp Gain mode Control TRK_LO_ADJ TCXO 19 2M Control LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes Z 3 X B O X C O M ...

Page 132: ..._INN 35 34 WMIX_INP 27 R_BIAS2 14 SBDT TCXO 7 TEST 21 50 TX_IN 51 TX_IP TX_QN 52 53 TX_QP 56 VCONTROL VDDA1 4 41 VDDA10 45 VDDA11 47 VDDA12 VDDA13 48 49 VDDA14 VDDA2 6 31 GCELL_INP GND 25 37 GPCS_INN GPCS_INP 36 46 HB_RF_OUT1 44 HB_RF_OUT2 LB_RF_OUT1 43 42 LB_RF_OUT2 57 PGND PWD_DET_IN 40 RF_ON 24 RX_IN 13 RX_IP 12 11 RX_QN RX_QP 10 3 R_BIAS1 U102 23 CAL_INN CAL_INP 22 DAC_REF 54 39 DCS_INN DCS_IN...

Page 133: ...ATA_GPIO20 R19 E26 BT_SBCK_GPIO23 BT_SBDT_GPIO22 E25 F23 BT_SBST_GPIO24 A2_12 AF12 AA13 A2_13 A2_14 AC13 A2_15 W13 A2_16 AE14 AC14 A2_17 A2_18 T13 A2_19 AA14 AF9 A2_2 AF13 A2_20_GPIO34 A2_3 W11 AC10 A2_4 AA11 A2_5 A2_6 AC11 T12 A2_7 W12 A2_8 T4 A1_20 A1_21 T6 T8 A1_22 U4 A1_23_SDRAM1_DQM2_GPIO78 V1 A1_24_GPIO79 V8 A1_25_SDRAM1_DQM3_GPIO75 M8 A1_3 M4 A1_4 A1_5 N11 N8 A1_6 A1_7 N6 A1_8 N2 N1 A1_9 AE...

Page 134: ...4 NC35 F5 NC36 F6 NC37 F8 NC38 F9 NC39 F10 NC4 A4 NC40 F11 NC41 F12 NC42 F13 NC43 G3 NC44 G4 NC45 G5 NC46 G6 NC47 G7 C5 NC19 NC2 A2 C13 NC20 NC21 C14 NC22 D1 NC23 D14 NC24 E1 NC25 E7 NC26 E8 NC27 E9 NC28 E10 NC29 E11 A3 NC3 NC30 E12 NC31 E13 NC32 F2 NC115 W14 Y1 NC116 NC117 Y2 Y3 NC118 NC119 Y4 NC12 B4 Y11 NC120 NC121 Y12 Y13 NC122 NC123 Y14 B11 NC13 NC14 B12 B13 NC15 NC16 B14 C1 NC17 NC18 C2 NC10...

Page 135: ... USB_D_P 18 USB_SE0 19 VCHG 2 USB_D_M 20 U301 EUSY0347301 PM6650 3P ADC_BYP 1 VREG_USB 10 USB_ID 11 VREG_5V 12 USB_OE_N 13 GND 2 3 4 5 6 7 8 9 CN300 RA1R011H11 ENRY0005101 conn_ra1r011h11_update A G1_1 G1_2 INNER 1 10 GND EXXY0024301 CM315_12_5PF X300 32 768KHz 1 2 DNI R303 4 7u 1u C324 1u C320 C314 4 7u INSTPAR PSD05 LF ZD300 0 R313 EDSY0011901 RB521S 30 D301 22u R305 47 C332 R301 1K 0 1u C318 4 ...

Page 136: ...4 5 C6 6 C7 7 GND1 GND2 8 9 GND3 GND4 10 C403 0 1u 51K R419 VA407 EVLC14S02050 C416 C405 100K 1u VIN 1 VO1 10 9 VO2 BGND 11 4 CBYP 2 EN1 3 EN2 6 GND NC1 5 7 NC2 NC3 8 EVLC14S02050 VA406 U403 ISL9011IRCJZ T 10u C409 EVLC18S02015 VA400 1u 51K R420 4 VOUT C419 U402 BH28PB1WHFV EUSY0290701 BGND 6 GND 2 5 SEL 1 STBY VIN 3 R406 51 100K R401 D400 RSB6 8CST2R 24 PGND 1 PIN REFBP 6 7 SETF SETM 8 ENM2 19 F1...

Page 137: ...INOUT_A3 3 4 INOUT_A4 9 INOUT_B1 8 INOUT_B2 7 INOUT_B3 INOUT_B4 6 INOUT_B1 9 8 INOUT_B2 INOUT_B3 7 INOUT_B4 6 FL500 EVRC14S03Q030100R SFEY0013201 G1 5 G2 10 EVRC14S03Q030100R FL504 5 G1 10 G2 1 INOUT_A1 INOUT_A2 2 3 INOUT_A3 INOUT_A4 4 FL503 EVRC14S03Q030100R G1 5 G2 10 INOUT_A1 1 2 INOUT_A2 INOUT_A3 3 4 INOUT_A4 9 INOUT_B1 INOUT_B2 8 7 INOUT_B3 INOUT_B4 6 EBI2_DATA 4 EBI2_DATA 5 EBI2_DATA 6 EBI2_...

Page 138: ... GND1 5 28 GND10 6 GND2 8 GND3 14 GND4 20 GND5 GND6 21 GND7 22 25 GND8 GND9 26 INTR 9 LOCK 3 NC 23 4 PCKTSY U601 ENT3Z04 DTCLK 19 17 DTEN C609 0 1u C615 82p R612 5 1 TP600 R614 2 2K TX 3 6 VBAT CN600 1 UART6 12 CTS 10 DSR GND 1 4 NC1 NC2 7 8 NC3 NC4 9 ON_SW 5 RTS 11 2 RX R615 TP601 100K TP606 C601 12nH C614 1u 47nH L604 EUSY0223001 BH15LB1WHFV U602 6 BGND 2 GND 5 NC STBY 1 VIN 3 VOUT 4 VREG_1SEG_2...

Page 139: ...SHARP R702 100K EVLC14S02050 VA718 SIX VA706 EVLC14S02050 100p C701 33p 40 5 6 7 8 9 C707 26 27 28 29 3 30 31 32 33 34 35 36 37 38 39 4 11 12 13 14 15 16 17 18 19 2 20 21 22 23 24 25 CN701 G1 G2 1 10 VCONT 1 VA713 EVLC14S02050 19 2MHz X700 2 GND OUT 3 VCC 4 KEY_ROW 0 TRK_LO_ADJ VREG_TCXO_2 85V TCXO_PM TCXO_RF KEY_ROW 2 KEY_ROW 3 KEY_ROW 4 VREG_MSMP_2 7V KEY_COL 2 KEY_ROW 2 KEY_COL 3 KEY_ROW 1 KEY_...

Page 140: ...4 B KEY_ROW 2 KEY_ROW 1 KEY_ROW 0 KEY_COL 3 2 1 E A B 7 C D 1 DOWN 3 A C UP MENU SW700 1 2 3 4 5 6 TP1 CN 1 2 3 4 7 CIRCUIT DIAGRAM LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes Z 3 X B O X C O M ...

Page 141: ... 10 11 12 13 14 15 16 17 18 19 2 20 SPKP AXK720147G ENBY0019501 CN101 C103 470n MOT_P SPKN UART_RXM IrDA_EN_N RC_DATA UART_TXM VREG_MSMP_2 7V CAM_MCLK VGA_CAM_RESET SPK_RCV SPK_RCV VPWR R_LED G_LED B_LED VPWR VGA_CAM_PWDN CAM_PCLK CAM_DATA 0 CAM_DATA 1 CAM_DATA 2 CAM_DATA 3 CAM_DATA 4 CAM_DATA 5 CAM_I2C_SDA CAM_I2C_SCL VCAM_AVDD_2 8V CAM_DATA 6 CAM_DATA 7 CAM_VSYNC CAM_HSYNC VCAM_DVDD_1 8V MOTOR_N...

Page 142: ...A 10 EBI2_DATA 9 EBI2_DATA 8 EBI2_DATA 7 EBI2_DATA 6 EBI2_DATA 5 EBI2_DATA 4 EBI2_DATA 3 EBI2_DATA 2 EBI2_DATA 1 EBI2_DATA 0 LCD_VSYNC EBI2_WE_N CAM_DATA 2 CAM_DATA 3 CAM_DATA 4 CAM_DATA 5 KEY_ROW 4 CAM_DATA 6 CAM_DATA 7 CAM_PCLK CAM_MCLK SCROLL_A SCROLL_B SCROLL_EN KEY_ROW 3 MOTOR_N G_LED R_LED EBI2_DATA 15 EBI2_DATA 14 EBI2_DATA 13 KEY_ROW 4 KEY_COL 4 KEY_COL 3 UART_TXM UART_RXM RC_DATA VGA_CAM_...

Page 144: ... Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 8 BGM Pin Map 145 8 BGM Pin Map MSM6280 409 CSP land pattern drawing Memory Bottom view USE NOT IN USE Z 3 X B O X C O M ...

Page 146: ...LDO ISL9011RCJZ T U402 LCD LDO BH28PB1WHFV U701 Hall Sensor TK60012BM5 LD701 Main Key LED CL 435F WQ SD TS Q501 7COLOR LED Switch KRC404V CN501 VGA Camera Speaker Motor LCD Connector AXK8L80125BG U400 Backlight Flash MAX8645Y U400 Backlight Flash MAX8645Y Q500 7COLOR LED Control UMH9NTN CN600 JTAG Connector AXK8L20125G LD700 Main Key LED CL 435F WQ SD TS Z 3 X B O X C O M ...

Page 147: ... EAR JACK Connector HSEJ 10S 05 U301 PMIC PM6650 3P CN301 Battery Connector HSBC 3PT25 19 CN300 I O Connector RA1R011H11 U604 RF Formatter BU7876GLS U202 Memory TYA000BC00HOGG U101 Modem MSM6280 U204 MIDI CHIP YMU800 WZ U201 AUDIO CHIP AP131 J401 Micro SD SCHB1A0206 J400 SIM Connector 5000 6P 1 8SL J401 Micro SD SCHB1A0206 CN600 1SEG ANT 25SMT 4442 01 MIC200 MICROPHONE SP024LE5 PB U300 EMI Filter ...

Page 148: ...TCXO TG 5010LH_19_2M_75A U602 1 5V LDO BH15LB1WHFV U200 1 2V DCDC LM3671IMFX 1 2NOPB U603 1 2V LDO BH12PB1WHFV U600 2 8V LDO BH28PB1WHFV Q300 Low frequency amplifier QST4 D300 STEERING DIODE TVS ARRAY COMBO PLR0504F Q302 LOAD SWITCH FDJ129P Q200 Q301 SWITCH TR KRX102E X200 19 2MHz TCXO TG 5010LH_19_2M_75A U203 SWITCH NLA5223BMNR2G D403 D404 STEERING DIODE TVS ARRAY COMBO PLR0504F Z 3 X B O X C O M...

Page 149: ...Inc All right reserved Only for training and service purposes U105 UMTS 800 coupler CP0402A0836BNTR FL104 W2100 TX SAW SAFEB1G95KA0F00 U103 UMTS 2100 coupler CP0402A1950DNTR U104 W2100 PAM AWT6277R U108 W800 PAM SMPY0014301 FL105 W800 TX SAW SFSY0030301 Z 3 X B O X C O M ...

Page 150: ...ice purposes FL103 W2100 Duplexer SAYZY1G95EA0B00 FL108 DIPLEXER LFD21878MDP1B807 U109 SPDT Switch UPG2010TB E3 SW101 Test Connector MM8430 2600RB3 FL107 W800 Rx SAW EFCH881MTDAA U107 RF Receiver RFR6275 FL106 W800 Duplexer SAYZW836MAF0F00 FL102 W2100 Rx SAW SAFEB2G14FA0F00 U102 RF Transceiver RTR6275 Z 3 X B O X C O M ...

Page 151: ... 152 9 PCB LAYOUT LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes SW700 Camera HOT KEY TYAB00S1A470 Z 3 X B O X C O M ...

Page 152: ...Electronics Inc All right reserved Only for training and service purposes CN101 VGA Camera Connector TYAB00S1A470 CN201 LCD Module Connector IMSA 9671S 35Y902 LD2 7Color LED CL 501N7 LD1 7Color LED CL 501N7 U201 U202 Scroll KEY Sensor EM 0711 Z 3 X B O X C O M ...

Page 153: ...4 9 PCB LAYOUT LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes CN202 B to B Connector AXK7L80227G U101 IrRC RPM841 H11E2A Z 3 X B O X C O M ...

Page 154: ...equence functions 5 LG_NsTest_E5515C_239 dll Auto RF Test DLL File including RF Test sequence functions 6 DLL_E5515CD DLL GPIB DLL File including measuring functions in E5515CD Test Set Jhangee Debug UI DLL_PwrControlD dll DLL_SerialATD dll At_Serial_Cmd xml Diag_NV6250_RevB dll Diag_NV6275 dll Diag_NV6280 dll Diag_NV dll DLL_E5515CD dll Dir ectory File Model LG_CL_015 dll PwrSupply _Cmd xml Auto ...

Page 155: ...on of SETTING menu bar 2 Select UART Port that PC can communicate with the phone 3 Select LOGIC MODE that you want Logic Mode 1 Calibration Only 2 Auto Test Only 3 Calibration Auto LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes Z 3 X B O X C O M ...

Page 156: ...am Hot Kimchi Procedure 4 Select the model name L705iX 5 Click Start button LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes L705iX Select L705iX Click Start Z 3 X B O X C O M ...

Page 158: ... 34 32 33 31 28 76 31 41 47 28 46 68 74 67 75 39 27 26 29 30 72 40 36 37 38 69 66 65 64 63 73 62 18 16 19 14 17 15 58 59 77 11 EXPLODED VIEW REPLACEMENT PART LIST 11 1 EXPLODED VIEW LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes Z 3 X B O X C O M ...

Page 159: ... 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 ASS Y EXPLODED VIEW LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes Z 3 X B O X C O M ...

Page 160: ...ty Without Color 22 4 MCCF00 CAP MOBILE SWITCH MCCF0046101 COMPLEX empty Without Color 32 4 MCJN00 COVER REAR MCJN0070701 MOLD PC LUPOY SC 2302 Silver 20 5 MICA00 INSERT FRONT MICA0019901 M1 4 D2 2 L1 5 Gold 4 MDAD00 DECO CAMERA MDAD0032301 ELECTROFORMING Ni Without Color 21 4 MIDZ00 INSULATOR MIDZ0147901 COMPLEX empty Without Color 30 4 MLAA00 LABEL APPROVAL MLAA0052201 COMPLEX empty Without Colo...

Page 161: ...Without Color 18 4 ACGR00 COVER ASSY SLIDE LOWER ACGR0011901 Silver 5 MCJV00 COVER SLIDE LOWER MCJV0012401 MOLD PC LUPOY SC 1004A Silver 7 6 MICZ00 INSERT MICZ0028501 COMPLEX empty Without Color 6 MICZ01 INSERT MICZ0024601 C4605BD M1 4x0 3pitch 1 7T 2 5PI Without Color 5 MMAZ00 MAGNET MMAZ0004301 COMPLEX empty Without Color 9 5 MPBN00 PAD SPEAKER MPBN0045501 COMPLEX empty Without Color 11 5 MPBZ00...

Page 162: ...thout Color 56 4 MIDZ01 INSULATOR MIDZ0152901 COMPLEX empty Without Color 58 4 MKAC00 KEYPAD FUNCTION MKAC0009007 COMPLEX empty Silver 44 4 MLAZ00 LABEL MLAZ0038303 PRINTING empty White 4 MPBG00 PAD LCD MPBG0065801 COMPLEX empty Without Color 46 4 MPBG01 PAD LCD MPBG0071501 COMPLEX empty Without Color 47 4 MPBJ00 PAD MOTOR MPBJ0046201 COMPLEX empty Without Color 49 4 MPBT00 PAD CAMERA MPBT0053201 ...

Page 163: ... Color Remark 5 ADCA00 DOME ASSY METAL ADCA0069101 Without Color 63 5 MIDZ00 INSULATOR MIDZ0152801 COMPLEX empty Without Color 64 7 AFBA00 FRAME ASSY SHIELD AFBA0008301 Without Color 8 MFEA00 FRAME SHIELD MFEA0016101 MOLD PC LUPOY SC 1004A Without Color 67 8 MGAD00 GASKET SHIELD FORM MGAD0150701 COMPLEX empty Without Color 66 5 MLAZ00 LABEL MLAZ0038301 PID Label 4 Array Without Color Z 3 X B O X C...

Page 164: ...3 mm ETC H 1 0 7 D201 DIODE TVS EDTY0007601 SC 89 5 V 100 W R TP 5 Channel Array Vc 12V 75pF 1 6 1 625 0 58 7 LD1 DIODE LED CHIP EDLH0014304 7 COLOR ETC R TP 1 3x1 5x0 6T empty empty empty 4P 7 LD2 DIODE LED CHIP EDLH0014304 7 COLOR ETC R TP 1 3x1 5x0 6T empty empty empty 4P 7 R201 RES CHIP MAKER ERHZ0000486 47 Kohm 1 16W J 1005 R TP 7 R202 RES CHIP MAKER ERHZ0000401 0 ohm 1 16W J 1005 R TP 7 U201...

Page 165: ...PKY0050901 POLYI 0 2 mm DOUBLE L705i SIDEKEY 5 SAJY00 PCB ASSY SUB SAJY0026001 68 6 SAJB00 PCB ASSY SUB INSERT SAJB0015301 6 SAJE00 PCB ASSY SUB SMT SAJE0020001 7 SAJC00 PCB ASSY SUB SMT BOTTOM SAJC0018901 8 BAT101 BATTERY CELL LITHIUM SBCL0001305 3 V 1 mAh COIN SMT Temp 260 degree PB Free B B 8 C101 CAP CERAMIC CHIP ECCH0001002 180 pF 50V J NP0 TC 1005 R TP 8 C102 CAP CERAMIC CHIP ECCH0001002 180...

Page 166: ...TC 0603 R TP 8 C140 CAP CERAMIC CHIP ECCH0000107 6 pF 50V D NP0 TC 1005 R TP 8 C155 CAP CERAMIC CHIP ECCH0000180 3 3 pF 50V C NP0 TC 1005 R TP 8 C156 INDUCTOR CHIP ELCH0004720 1 2 nH S 1005 R TP 8 C164 CAP CERAMIC CHIP ECCH0000120 39 pF 50V J NP0 TC 1005 R TP 8 C170 CAP CERAMIC CHIP ECCH0009105 82 pF 50V J X7R TC 0603 R TP 8 C171 CAP CERAMIC CHIP ECCH0009101 0 1 uF 6 3V K X5R TC 0603 R TP 8 C172 C...

Page 167: ...z 0 45 dB 0 55 dB 19 dB 19 dB 2012 8 L102 INDUCTOR CHIP ELCH0001413 22 nH J 1005 R TP PBFREE 8 L103 INDUCTOR CHIP ELCH0004722 47 nH J 1005 R TP 8 L104 INDUCTOR CHIP ELCH0004722 47 nH J 1005 R TP 8 L107 INDUCTOR CHIP ELCH0005013 4 7 nH S 1005 R TP 8 L109 INDUCTOR CHIP ELCH0001036 5 6 nH S 1005 R TP PBFREE 8 L110 INDUCTOR CHIP ELCH0001416 2 7 nH S 1005 R TP PBFREE 8 L111 INDUCTOR CHIP ELCH0001009 1 ...

Page 168: ...03 R TP 8 R126 CAP CHIP MAKER ECZH0000813 100 pF 50V J NP0 TC 1005 R TP 8 R127 CAP CHIP MAKER ECZH0000813 100 pF 50V J NP0 TC 1005 R TP 8 R128 CAP CHIP MAKER ECZH0000813 100 pF 50V J NP0 TC 1005 R TP 8 R129 CAP CHIP MAKER ECZH0000813 100 pF 50V J NP0 TC 1005 R TP 8 SW101 CONN RF SWITCH ENWY0001801 STRAIGHT SMD 2 dB 3000PCS REEL 8 U102 IC EUSY0300502 QFN 56 PIN R TP chartered GSM WCDMA Single RF Tr...

Page 169: ...1608 R TP 8 C168 CAP CHIP MAKER ECZH0000844 68 pF 50V J NP0 TC 1005 R TP 8 C179 CAP CERAMIC CHIP ECCH0009216 22 pF 25V J X7R TC 0603 R TP 8 C192 CAP CERAMIC CHIP ECCH0000155 10 nF 16V K X7R HD 1005 R TP 8 C193 CAP CERAMIC CHIP ECCH0009216 22 pF 25V J X7R TC 0603 R TP 8 C194 CAP CERAMIC CHIP ECCH0000143 1 nF 50V K X7R HD 1005 R TP 8 C197 CAP CERAMIC CHIP ECCH0000143 1 nF 50V K X7R HD 1005 R TP 8 CN...

Page 170: ...pty empty empty empty 6 C104 CAP CERAMIC CHIP ECCH0009106 10 nF 16V K X7R TC 0603 R TP 6 C105 CAP CERAMIC CHIP ECCH0009101 0 1 uF 6 3V K X5R TC 0603 R TP 6 C106 CAP CERAMIC CHIP ECCH0009101 0 1 uF 6 3V K X5R TC 0603 R TP 6 C107 CAP CERAMIC CHIP ECCH0009101 0 1 uF 6 3V K X5R TC 0603 R TP 6 C108 CAP CERAMIC CHIP ECCH0009106 10 nF 16V K X7R TC 0603 R TP 6 C109 CAP CERAMIC CHIP ECCH0009106 10 nF 16V K...

Page 171: ...CAP CERAMIC CHIP ECCH0009101 0 1 uF 6 3V K X5R TC 0603 R TP 6 C138 CAP CERAMIC CHIP ECCH0009106 10 nF 16V K X7R TC 0603 R TP 6 C139 CAP CERAMIC CHIP ECCH0000161 33 nF 16V K X7R HD 1005 R TP 6 C140 CAP CERAMIC CHIP ECCH0006201 4 7 uF 6 3V K X5R TC 1608 R TP 6 C200 CAP CERAMIC CHIP ECCH0005604 10 uF 6 3V M X5R TC 1608 R TP 6 C201 CAP CERAMIC CHIP ECCH0000393 22000000 pF 6 3V M X5R HD 2012 R TP empty...

Page 172: ...K X7R HD 1005 R TP 6 C229 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C230 CAP CERAMIC CHIP ECCH0009230 2200 pF 10V K X5R TC 0603 R TP empty empty empty empty empty empty 6 C231 CAP CHIP MAKER ECZH0025920 1000 pF 16V K X7R HD 0603 R TP 6 C233 CAP TANTAL CHIP ECTH0004807 10 uF 10V M STD 1608 R TP empty empty 55TO 125C empty empty empty empty 6 C234 CAP CERAMIC CHIP ECCH0009201 47 nF ...

Page 173: ... M X5R TC 1005 R TP 6 C313 CAP CERAMIC CHIP ECCH0006201 4 7 uF 6 3V K X5R TC 1608 R TP 6 C314 CAP CERAMIC CHIP ECCH0006201 4 7 uF 6 3V K X5R TC 1608 R TP 6 C315 CAP CERAMIC CHIP ECCH0006201 4 7 uF 6 3V K X5R TC 1608 R TP 6 C316 CAP CHIP MAKER ECZH0000841 56 pF 50V J NP0 TC 1005 R TP 6 C317 CAP CHIP MAKER ECZH0001215 1 uF 10V K X5R TC 1005 R TP 6 C318 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD ...

Page 174: ...P 6 C410 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C415 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C509 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C510 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C511 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C512 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C601 INDUCTO...

Page 175: ... 10V K X7R HD 1005 R TP 6 C711 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 CN300 CONNECTOR I O ENRY0005101 10 PIN 0 5 mm ANGLE Japan W CDMA 1 Coaxial 6 CN301 CONNECTOR ETC ENZY0019801 3 PIN mm ETC 3 PIN 1 9 mm ETC Battery Connector 6 CN500 CONNECTOR BOARD TO BOARD ENBY0015601 34 PIN 0 4 mm STRAIGHT AU 0 9MM HEIGHT 6 CN600 CONNECTOR ETC ENZY0018801 PIN mm ETC RCS 1 35 6 CN701 CONNECT...

Page 176: ...TP 6 L605 INDUCTOR CHIP ELCH0004722 47 nH J 1005 R TP 6 L606 INDUCTOR CHIP ELCH0004722 47 nH J 1005 R TP 6 MIC200 MICROPHONE SUMY0010602 UNIT 42 dB 6 15 3 76 1 25 Silicon mic 42 300 OMNI empty 6 15 3 76 1 25 SMD 6 Q200 TR BJT ARRAY EQBA0000602 TESV 200 mW R TP EPITAXIAL PLANAR NPN PNP TRANSISTOR 6 Q300 TR BJT PNP EQBP0009901 TSMT6 0 5 W R TP Vceo 12V Ic 3A hFE 270 680 6 Q301 TR BJT ARRAY EQBA00006...

Page 177: ...Kohm 1 20W 0 05W J 0603 R TP 6 R219 RES CHIP ERHY0009506 100 Kohm 1 20W 0 05W J 0603 R TP 6 R220 RES CHIP ERHY0009506 100 Kohm 1 20W 0 05W J 0603 R TP 6 R221 RES CHIP ERHY0009506 100 Kohm 1 20W 0 05W J 0603 R TP 6 R223 RES CHIP ERHY0009506 100 Kohm 1 20W 0 05W J 0603 R TP 6 R224 RES CHIP ERHY0009506 100 Kohm 1 20W 0 05W J 0603 R TP 6 R226 RES CHIP ERHY0009506 100 Kohm 1 20W 0 05W J 0603 R TP 6 R22...

Page 178: ... ERHZ0000493 51 Kohm 1 16W J 1005 R TP 6 R417 RES CHIP MAKER ERHZ0000493 51 Kohm 1 16W J 1005 R TP 6 R418 RES CHIP MAKER ERHZ0000493 51 Kohm 1 16W J 1005 R TP 6 R419 RES CHIP MAKER ERHZ0000493 51 Kohm 1 16W J 1005 R TP 6 R420 RES CHIP MAKER ERHZ0000493 51 Kohm 1 16W J 1005 R TP 6 R421 RES CHIP MAKER ERHZ0000493 51 Kohm 1 16W J 1005 R TP 6 R500 RES CHIP MAKER ERHZ0000443 2200 ohm 1 16W J 1005 R TP ...

Page 179: ...00403 10000 ohm ohm 8 PIN J 1 32 W SMD R TP 6 U101 IC EUSY0295601 CSP 409 PIN R TP WCDMA GSM GPRS EDGE HSDPA Base Band 6 U200 IC EUSY0227203 SOT23 5 PIN R TP DC DC 600mA 1 2V SB120 6 U201 IC EUSY0303401 TFPBGA 97pin R TP 6x6 Audio Processor MIDI Interface 97 PIN R TP MP3 Melody IC AP131 6 U202 IC EUSY0333402 FBGA 225 PIN ETC 2G LB 128Mx16 2 7V NAND 1G 8Mx4x32 SDRAM IC MCP 6 U203 IC EUSY0300101 WQF...

Page 180: ...STOR SEVY0001001 14 V SMD 50pF 1005 6 VA703 VARISTOR SEVY0001001 14 V SMD 50pF 1005 6 VA704 VARISTOR SEVY0001001 14 V SMD 50pF 1005 6 VA705 VARISTOR SEVY0001001 14 V SMD 50pF 1005 6 VA706 VARISTOR SEVY0001001 14 V SMD 50pF 1005 6 VA707 VARISTOR SEVY0001001 14 V SMD 50pF 1005 6 VA708 VARISTOR SEVY0001001 14 V SMD 50pF 1005 6 VA715 VARISTOR SEVY0001001 14 V SMD 50pF 1005 6 VA716 VARISTOR SEVY0001001...

Page 181: ...01215 1 uF 10V K X5R TC 1005 R TP 6 C417 CAP CERAMIC CHIP ECCH0000155 10 nF 16V K X7R HD 1005 R TP 6 C418 CAP CHIP MAKER ECZH0001215 1 uF 10V K X5R TC 1005 R TP 6 C419 CAP CHIP MAKER ECZH0001215 1 uF 10V K X5R TC 1005 R TP 6 C500 CAP CHIP MAKER ECZH0000830 33 pF 50V J NP0 TC 1005 R TP 6 C501 CAP CHIP MAKER ECZH0000830 33 pF 50V J NP0 TC 1005 R TP 6 C502 CAP CHIP MAKER ECZH0001215 1 uF 10V K X5R TC...

Page 182: ...00406 100 Kohm 1 16W J 1005 R TP 6 R412 RES CHIP MAKER ERHZ0000530 5 1 Kohm 1 16W J 1005 R TP 6 R415 RES CHIP MAKER ERHZ0000406 100 Kohm 1 16W J 1005 R TP 6 R503 RES CHIP MAKER ERHZ0000420 150 ohm 1 16W J 1005 R TP 6 R504 RES CHIP MAKER ERHZ0000402 10 ohm 1 16W J 1005 R TP 6 R505 RES CHIP MAKER ERHZ0000483 47 ohm 1 16W J 1005 R TP 6 R506 RES CHIP MAKER ERHZ0000406 100 Kohm 1 16W J 1005 R TP 6 R507...

Page 183: ...D 50pF 1005 6 VA408 VARISTOR SEVY0001001 14 V SMD 50pF 1005 6 VA500 VARISTOR SEVY0003801 18 V SMD 6 VA501 VARISTOR SEVY0003801 18 V SMD 6 VA702 VARISTOR SEVY0001001 14 V SMD 50pF 1005 6 VA709 DIODE TVS EDTY0008610 SOD 523 5 V 250 W R TP PB FREE 6 VA710 VARISTOR SEVY0001001 14 V SMD 50pF 1005 6 VA711 VARISTOR SEVY0001001 14 V SMD 50pF 1005 6 VA712 VARISTOR SEVY0001001 14 V SMD 50pF 1005 6 VA713 VAR...

Page 184: ... service purposes 11 EXPLODED VIEW REPLACEMENT PART LIST 185 11 3 Accessory Note This Chapter is used for reference Part order is ordered by SBOM standard on GCSC Level Location No Description Part Number Spec Color Remark 3 ACGA00 COVER ASSY BATTERY ACGA0021901 Without Color 71 Z 3 X B O X C O M ...

Page 185: ...Note Z 3 X B O X C O M ...

Page 186: ...Note Z 3 X B O X C O M ...

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Summary of Contents for L705ix

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LG L705ix, Service Manual

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Summary of Contents for L705ix

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