LG U970 Service Manual Download Page 204

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10. EXPLODED VIEW & REPLACEMENT PART LIST

- 205 -

Level

Location

Descriptoin

Part Number

Spec

Color

Remark

C174

CAP,CHIP,MAKER

ECZH0000816

12 pF,50V ,J ,NP0 ,TC ,1005 ,R/TP

C175

CAP,TANTAL,CHIP

ECTH0004101

22 uF,6.3V ,M ,STD ,1608 ,R/TP

C176

CAP,CERAMIC,CHIP

ECCH0000155

10 nF,16V,K,X7R,HD,1005,R/TP

C177

CAP,CHIP,MAKER

ECZH0000813

100 pF,50V ,J ,NP0 ,TC ,1005 ,R/TP

C178

CAP,CERAMIC,CHIP

ECCH0000155

10 nF,16V,K,X7R,HD,1005,R/TP

C181

INDUCTOR,CHIP

ELCH0001033

1.5 nH,S ,1005 ,R/TP ,PBFREE

C182

CAP,CHIP,MAKER

ECZH0000830

33 pF,50V ,J ,NP0 ,TC ,1005 ,R/TP

C183

CAP,CHIP,MAKER

ECZH0000813

100 pF,50V ,J ,NP0 ,TC ,1005 ,R/TP

C184

INDUCTOR,CHIP

ELCH0005010

1.8 nH,S ,1005 ,R/TP ,

C185

CAP,CERAMIC,CHIP

ECCH0000196

0.75 pF,50V ,C ,NP0 ,TC ,1005 ,R/TP

C186

CAP,CHIP,MAKER

ECZH0000813

100 pF,50V ,J ,NP0 ,TC ,1005 ,R/TP

C203

CAP,TANTAL,CHIP,MAKER

ECTZ0005201

10 uF,6.3V ,M ,L_ESR ,1608 ,R/TP

C208

CAP,CERAMIC,CHIP

ECCH0000182

0.1 uF,10V ,K ,X5R ,HD ,1005 ,R/TP

C218

CAP,CERAMIC,CHIP

ECCH0000155

10 nF,16V,K,X7R,HD,1005,R/TP

C220

CAP,CERAMIC,CHIP

ECCH0000182

0.1 uF,10V ,K ,X5R ,HD ,1005 ,R/TP

C221

CAP,CERAMIC,CHIP

ECCH0000182

0.1 uF,10V ,K ,X5R ,HD ,1005 ,R/TP

C222

CAP,CERAMIC,CHIP

ECCH0000182

0.1 uF,10V ,K ,X5R ,HD ,1005 ,R/TP

C224

CAP,CERAMIC,CHIP

ECCH0000143

1 nF,50V,K,X7R,HD,1005,R/TP

C229

CAP,CERAMIC,CHIP

ECCH0000155

10 nF,16V,K,X7R,HD,1005,R/TP

C232

CAP,CERAMIC,CHIP

ECCH0000147

2.2 nF,50V,K,X7R,HD,1005,R/TP

C233

CAP,CERAMIC,CHIP

ECCH0000143

1 nF,50V,K,X7R,HD,1005,R/TP

C234

CAP,CERAMIC,CHIP

ECCH0000143

1 nF,50V,K,X7R,HD,1005,R/TP

C235

CAP,CERAMIC,CHIP

ECCH0000143

1 nF,50V,K,X7R,HD,1005,R/TP

C237

CAP,CERAMIC,CHIP

ECCH0000155

10 nF,16V,K,X7R,HD,1005,R/TP

C242

CAP,CERAMIC,CHIP

ECCH0000182

0.1 uF,10V ,K ,X5R ,HD ,1005 ,R/TP

C415

CAP,CERAMIC,CHIP

ECCH0004904

1 uF,6.3V ,K ,X5R ,TC ,1005 ,R/TP

C426

CAP,CHIP,MAKER

ECZH0000826

27 pF,50V ,J ,NP0 ,TC ,1005 ,R/TP

C427

CAP,CHIP,MAKER

ECZH0000826

27 pF,50V ,J ,NP0 ,TC ,1005 ,R/TP

C428

CAP,CHIP,MAKER

ECZH0000826

27 pF,50V ,J ,NP0 ,TC ,1005 ,R/TP

C429

CAP,CERAMIC,CHIP

ECCH0000198

2.2 uF,6.3V ,M ,X5R ,TC ,1005 ,R/TP

C502

CAP,CERAMIC,CHIP

ECCH0004904

1 uF,6.3V ,K ,X5R ,TC ,1005 ,R/TP

C503

CAP,CERAMIC,CHIP

ECCH0004904

1 uF,6.3V ,K ,X5R ,TC ,1005 ,R/TP

C515

CAP,CERAMIC,CHIP

ECCH0004904

1 uF,6.3V ,K ,X5R ,TC ,1005 ,R/TP

C516

CAP,CERAMIC,CHIP

ECCH0000155

10 nF,16V,K,X7R,HD,1005,R/TP

C517

CAP,CERAMIC,CHIP

ECCH0004904

1 uF,6.3V ,K ,X5R ,TC ,1005 ,R/TP

C518

CAP,CERAMIC,CHIP

ECCH0004904

1 uF,6.3V ,K ,X5R ,TC ,1005 ,R/TP

C519

CAP,CERAMIC,CHIP

ECCH0004904

1 uF,6.3V ,K ,X5R ,TC ,1005 ,R/TP

Summary of Contents for U970

Page 1: ...Date April 2007 Issue 1 0 Service Manual Model U970 KU970 Service Manual U970 KU970 ...

Page 2: ... Block 83 4 6 Checking UMTS Block 85 4 7 Checking GSM Block 90 4 8 Checking Bluetooth Block 96 4 9 Power ON Troubleshooting 98 4 10 Charger Troubleshooting 99 4 11 USB Troubleshooting 103 4 12 SIM Detect Troubleshooting 106 4 13 Camera Troubleshooting 108 4 14 Keypad Backlight Troubleshooting 110 4 15 Folder ON OFF Troubleshooting 112 4 16 Main LCD Troubleshooting 114 4 17 Receiver Path 115 4 18 H...

Page 3: ... 4 ...

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

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

Page 6: ...e with 800mAh Over 150 min GSM Tx Level 5 Voice Standby Time Over 266 Hrs WCDMA DRX 1 28 with 800mAh Over 305 Hrs GSM Paging period 9 Antenna Internal type LCD Main 2 2 262K 240 X 320 pixel TFT LCD Backlight White LED Back Light Camera Auto Focus 2 0 Mega pixel CMOS VGA Video Call Camera Vibrator Yes Coin Type LED Indicator No MIC Yes Receiver Yes Earphone Jack Yes 18 pin Connectivity Bluetooth US...

Page 7: ...age Temp 20 70 C Humidity 85 Max Reference Spec Min Typ Max Unit TA Power Available power 100 220 240 Vac No Item GSM DCS PCS 100k 1GHz 39dBm 9k 1GHz 39dBm MS allocated 1G A MHz 33dBm Channel 1G 12 75GHz 33dBm A M B MHz 39dBm Conducted B M 12 75GHz 33dBm 1 Spurious 100k 880MHz 60dBm 100k 880MHz 60dBm Emission 880M 915MHz 62dBm 880M 915MHz 62dBm Idle Mode 915M 1GHz 60dBm 915M 1GHz 60dBm 1G A MHz 50...

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

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

Page 10: ...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: ...MHz Interferer 40dBc 16 Error Vector Magnitude EVM 17 5 20dBm 12 2K 1DPDCH 1DPCCH 17 Transmit OFF Power 15dB SF 4 768Kbps Multi code transmission No Item GSM DCS PCS 1 Sensitivity TCH FS Class II 105dBm 105dBm 2 Co Channel Rejection C Ic 7dB Storage 30 85 TCH FS Class II RBER TU high FH 3 Adjacent Channel 200kHz C Ia1 12dB C Ia1 12dB Rejection 400kHz C Ia2 44dB C Ia2 44dB Wanted Signal 98dBm 1st W...

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

Page 13: ...ht off Neighbor Cell off VT Test Condition Speaker off LCD backlight On 2 5 RSSI BAR Stand by Voice Call VT WCDMA Under 3 01 mA Under 271 mA Under 453mA DRX 1 28 Tx 25dBm Tx 25dBm Under 2 62 mA Under 320 mA GSM Paging 9 period PCL 5 Level Change WCDMA GSM BAR 4 3 85 2 dBm 90 2 dBm BAR 3 2 95 2 dBm 95 2 dBm BAR 2 1 106 2 dBm 100 2 dBm BAR 1 0 111 2 dBm 106 2 dBm Stand by Voice Call VT WCDMA Under 2...

Page 14: ...tion Standby Bar 4 Over 3 81 0 05V Bar 4 3 3 80 0 05V Bar 3 2 3 70 0 05V Bar 2 1 3 61 0 05V Bar 1 Empty 3 49 0 05V Low Voltage 3 49 0 05V Talk 3 49 0 05V Stand by Warning message Blinking Interval 3min Stand by 1min Talk Power Off 3 20 0 05V ...

Page 15: ... 4 3 dB Max 15 3 dB 3 Side Tone Masking Rating STMR Min 17 dB 4 Echo Loss EL Min 40 dB 5 Idle Noise Sending INS Max 64 dBm0p 6 Idle Noise Receiving INR Nor Under 47 dBPA Max Under 36 dBPA 7 Sending Loudness Rating SLR 8 3dB 8 Receiving Loudness Rating RLR Nor 1 3 dB Max 12 3 dB 9 Side Tone Masking Rating STMR Min 25 dB 10 Echo Loss EL Min 40 dB 11 Idle Noise Sending INS Max 55 dBm0p 12 Idle Noise ...

Page 16: ...F and baseband The quad band GSM transmitters use a baseband to IF upconversion followed by an offset phase locked loop that translates the GMSK modulated or 8 PSK modulated signal to RF 1 QUALCOMM s branded chipset that implements a Zero IF radio architecture 3 TECHNICAL BRIEF UMTS 2100 GS M 900 1800 1900 Bluetoo th 1 RTR6275 fo r GS M Tx and WCDMA Tx 2 RTR6275 fo r GS M EDGE Rx and WCDMA Rx 3 Bl...

Page 17: ... to the MSM IC for further signal processing The GSM EDGE transmit path employs one stage of up conversion and in order to improve efficiency is divided into phase and amplitude components to produce an open loop Polar topology 1 The on chip quadrature up converter translates the GMSK modulated signal or 8 PSK modulated signal to a constant envelope phase signal at RF 2 The amplitude modulated AM ...

Page 18: ...ntenna In U970 KU970 a common antenna connects to one of six paths 1 UMTS 2100 Rx Tx 2 GSM 900 Rx 3 GSM 900 Tx 4 DCS 1800 Rx and 5 DCS 1800 PCS 1900 Tx High Band Tx s share the same path 6 PCS 1900 Rx UMTS operation requires simultaneous reception and transmission so the UMTS Rx Tx connection is routed to a duplexer that separates receive and transmit signals GSM900 DCS and PCS operation is time d...

Page 19: ...are routed to the RTR6275 through band selection filters and matching networks that transform single ended 50 Ω sources to differential impedances optimized for gain and noise figure The RTR input uses a differential configuration to improve second order inter modulation and common mode rejection performance The RTR6275 input stages include MSM controlled gain adjustments that maximize receiver dy...

Page 20: ...3 TECHNICAL BRIEF 21 Fig 1 2 RTR6275 RX feature ...

Page 21: ...starting value is shown in Figure1 2 The RTR6275 IC is able to support GSM 900 and GSM 1800 1900 mode transmitting This design guideline shows a tri band GSM application Both high band and low band outputs are followed by resistive pads to ensure that the load Presented to the outputs remains close to 50ohm The low band GSM Tx path also includes a Tx band SAW filter to remove noise spurious compon...

Page 22: ...ed and applied to the quadrature up converter mixers The up converter output is amplified by multiple variable gain stages that provide transmit AGC control The AGC output is filtered and applied to the driver amplifier this output stage includes an integrated matching inductor that simplifies the external matching network to a single series capacitor to achieve the desired 50 Ω interface The RTR6...

Page 23: ...3 TECHNICAL BRIEF 24 Figure 1 4 RTR6275 IC functional block diagram WCDMA_2100_TX WCDMA_2100_RX ...

Page 24: ...he RTR6275 IC integrates most of PLL loop filter components on chip except two off chip loop filter series capacitors and significantly reduces off chip component requirement With the integrated fractional N PLL synthesizers the RTR6275 has the advantages of more flexible loop bandwidth control fast lock time and low integrated phase error 3 5 Off chip RF Components 3 5 1 WCDMA PAM U104 AWT6277R T...

Page 25: ...ode power control circuits within the MSM6280 IC require a reference voltage for proper operation and sufficient accuracy Connecting the PM6650 IC REF_OUT directly to the MSM6275 IC GSM_PA_PWR_CTL_REF provides this reference This sensitive analog signal needs a 0 1 µF low frequency filter near to MSM side and isolate from digital logic and clock traces with ground on both sides plus ground above a...

Page 26: ...supply voltages Supports dynamic voltage scaling DVS for MSMC and PA Eleven low dropout regulator circuits with programmable output voltages implemented using three different current ratings 300 mA two 150 mA six and 50 mA three These can be used to power MSMA MSMP RFRX1 RFRX2 RFTX SYNT TCXO WLAN MMC USB and RUIM circuits All regulators can be individually enabled disabled for power savings Low po...

Page 27: ...wer on sequencing including the MSM devices reset signal Several events continuously monitored for triggering power on power off sequences Supports and orchestrates soft resets USB OTG transceiver for full speed 12 Mb s and low speed 1 5 Mb s interfacing of the MSM device to computers as a USB peripheral or connecting the MSM device to other peripherals RUIM level translators enable MSM device int...

Page 28: ...3 TECHNICAL BRIEF 29 Figure1 7 PM6650 Block Diagram ...

Page 29: ...plements a fully integrated power control within the module for GSM operations and serves as the AM AM path in EDGE operations This eliminates the need for any external couplers power detectors current sensing etc to assure the output power level The module has Tx enable and band select inputs Module construction is a low profile overmolded landgrid array on laminate 3 TECHNICAL BRIEF 30 Figure 1 ...

Page 30: ... 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 combines with Rx band jammers to create cross modulation products that fall in band to desensitize the receiver The required Tx band isolation depends on the PA channel power and Tx band losses between the PA and LNA Minimum duplexer Tx...

Page 31: ...C up to the first band of particular concern and from the last band of particular concern to beyond three times the highest passband frequency Tx band leakage the transmitter channel power although attenuated by the duplexer still presents a cross modulation threat in combination with Rx band jammers The RF filter must provide rejection of this Tx band leakage Other frequencies of particular conce...

Page 32: ...ludes BT baseband embedded BT 1 1 compliant baseband core so the other bluetooth components are an bluetooth RF module and Antenna Figure1 5 12 1 shows the bluetooth system architecture in the U970 KU970 Figure1 9 Bluetooth system architecture MSM6280 Bluetooth baseband ...

Page 33: ...ts QDSP4000 high performance DSP cores Integrated 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 Se...

Page 34: ...6650 2M GSM PAM GSM TX SAW COUPLER VCTCXO Bluetooth RF Module U SIM 2M CAM FLASH LED 2M CAM USB MIC SPK RCV KEYPAD NAND SDRAM FLASH SD I F MAIN LCD VGA CAM GSM900 Rx GSM1800 Rx GSM1900 Rx GSM900 Tx GSM1800 1900 Tx AntSW Logic WCDMA2100 Tx WCDMA2100 Rx GSM VCO WCDMA VCO HDET GSM Block WCDMA Block Figure Simplified Block Diagram ...

Page 35: ...RM 926ejs With Jazelle UMTS WCDMA HSDPA processor BT 1 2 processor Rx ADC Tx DAC MP3 AAC EVRC QCELP AMR CMX MIDI EBI 1 EBI 2 Open GL ES 3D 2D MPEG 4 H 263 H 264 Keypad I F USB UART1 UART2 RUIM1 UART3 PMIC SBI Camera 2M I O Conn NAND Flash 1Gbit SDRAM 512Mbit LCD 2 2inch PM6650 GSM GPRS EDGE processor JTAG RF SBI GPIO USIM USB VGA camera Figure Simplified Block Diagram of MSM6280 ...

Page 36: ... 256 The following transmit diversity modes are supported Space time transmit diversity STTD Time switched transmit diversity TSTD Closed loop feedback transmit diversity CLTD The uplink supports the following specifications The uplink provides the following UE support One physical channel eight TrCH and 16 TrBks starting at any frame boundary A maximum data rate of 384 kbps Full SF range support ...

Page 37: ... or CLTD Mode 1 are configured on the associated DPCH Supports TFC selection limitation on the UL factoring in the transmissions on the HS DPCCH as required in TS 25 133 3 8 4 GSM features The following GSM modes and data rates are supported by the MSM6280 device hardware Support modes conform to release 99 specifications of the sub feature Voice features FR EFR AMR HR A5 1 A5 2 and A5 3 ciphering...

Page 38: ...Audio Codecs AMR NB AAC AAC Plus Enhanced AAC Plus Windows Audio v9 Real Audio 8 G2 Internal vocoder supporting AMR FR EFR and HR 3 8 8 MSM6280 microprocessor subsystem Industry standard ARM926EJ S embedded microprocessor 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 archite...

Page 39: ...nal general purpose MIPS by using Two QDSP4000s Dedicated hardware accelerators and compression engines Improve Java BREW and game performance Integrated 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 QcameraTM High quality digital camera process...

Page 40: ...e 15 fps QVGA 384 kbps gpsOneTM Integrated gpsOne processing Standalone gpsOne mode in which the handset acts as a GPS receiver CMXTM 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 XMF OLS MFil requires Docomo license...

Page 41: ...3 TECHNICAL BRIEF 42 Table 1 1 Summary of MSM6280 device features ...

Page 42: ...io functions DTMF tone generation DTMF tone detection Tx Rx volume controls Tx Rx automatic gain control AGC Rx Automatic Volume Control AVC EarSeal Echo Canceller ESEC Acoustic Echo Canceller AEC Noise Suppression NS and programmable 13 tap Type I FIR Tx Rx compensation filters The MSM6280 device s integrated ARM9TDMI processor downloads the firmware into the QDSP4000 and configures QDSP4000 to s...

Page 43: ...face and a UART interface The function of these pins is documented in the various software releases 3 8 17 UART The MSM6280 device employs three UARTs 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 18 USB The MSM6280 device integrates a universal serial bus USB controller that supports both unidirectional...

Page 44: ...ols 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 from a common trimmed voltage reference A dedicated controller manages the T...

Page 45: ...3 TECHNICAL BRIEF 46 Figure 1 1 PM6650 Functional Block Diagram ...

Page 46: ...r not For additional accuracy or to capture variations over time this 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 emitter and Drain or collector contacts of the pass transisto...

Page 47: ...IC The trickle charger is on chip programmable current source that supplies current from VDD to pin VBAT Trickle charging can be used for lithium ion and nickel based batteries with its performance specified below 3 2V The charging current is set to 80mA 3 TECHNICAL BRIEF 48 Parameter Min Typ Max Unit Trickle Current 60 80 100 mA ...

Page 48: ...e battery voltage reaches a target voltage 4 2V The end of constant voltage charging is commonly detected 10 of the full charging current Charging Method CC CV Constant Current Constant Voltage Maximum Charging Voltage 4 2V Maximum Charging Current 600mA Nominal Battery Capacity 800mAh Charger Voltage 4 8V Charging time Max 3h Except time trickle charging Full charge indication current icon stop c...

Page 49: ...ing 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 16bit wide NAND flash Support for parallel LCD interfaces port mapped of memory mapped 18 or 16 bit 1Gb NAND 8bit flash memory 512Mb SDRAM 32b...

Page 50: ...DDRESS 15 0 WE CS CAS RAS CLK_EN CLK DQM 3 0 NAND_CS NAND_RE NAND_WE NAND_CLE NAND_WP NAND_ALE NAND_READY DATA 7 0 EBI1 EBI2 NAND 512MB Internal User Memory SDCC_DATA 3 0 SDCC_CMD SDCC_CLK RC Oscillator CKCRI CKCRO CKCRA SD I F Figure Simplified Block Diagram of Memory Interface ...

Page 51: ... SYNTH0_GP_PDM0_GPIO92 B6 SYNTH2_GPIO65 TCK D16 H16 SBST1_GPIO93 H18 PA_ON0 F17 PA_ON1_GPIO2 H11 AA25 Q_IM_CH0 Q_IM_CH1 W23 Y25 Q_IP_CH0 Q_IP_CH1 V23 B12 Q_OUT A12 Q_OUT_N RTCK AE13 LCD_EN_GPIO37 AB25 I_IM_CH0 V25 I_IM_CH1 AC25 I_IP_CH0 I_IP_CH1 W25 I_OUT B13 I_OUT_N A13 GRFC2_GPIO5 GRFC3_GPIO6 F10 GRFC4_AUX_SBCK_GPIO7 H10 D11 GRFC5_AUX_SBST_GPIO8 GRFC7_GPIO10 T23 B4 GRFC8_GPIO11 D5 GRFC9_GPIO12 G...

Page 52: ...rol PA_ON WCDMA 2100 TX Power Amp Enable ANT_SEL 0 2 Ant Switch Module Mode Selection WCDMA GSM Tx Rx DCS PCS Tx Rx GSM_PA_BAND GSM DCS PCS Band Selection of Power Amp GSM_PA_RAMP Power Amp Gain Control of APC_IC GSM_PA_EN Power Amp Gain Control Enable of APC_IC ...

Page 53: ...Reset USIM_Data USIM Data T Rx 3 11 2 2 UART Interface UART signals are connected to MSM GPIO through IO connector with 115200 bps speed 3 TECHNICAL BRIEF 54 Figure SIM Interface Table UART Interface MSM6280 PM6650 USIM USIM CLK USIM Reset USIM Data USIM Data USIM Reset USIM CLK VREG_UIM 2 85V GPIO_Map Name Note GPIO_96 UART_RXD Data_Rx GPIO_95 UART_TXD Data_Tx ...

Page 54: ... Mbps both of which are supported by the MSM6280 Table USB Signal Interface Figure Schematic of USB block MSM6280 Side PM6650 Side Name Note USB_DAT Data to from MSM USB_SE0 Data to from MSM USB_OE_N Out Put Enable of Transceiver USB_VBUS USB_Power From Host PC USB_D USB Data to Host USB_D USB Data to Host TP201 L23 UART3_CTS_N_GPI M21 UART3_DP_RX_DAT UART3_DP_TX_DAT M19 USB_DAT_VP N26 N25 USB_OE_...

Page 55: ...6280 device has six analog input pins which are multiplexed to the input of the internal HKADC 3 TECHNICAL BRIEF 56 Figure MSM6280HKADC Block diagram Table HKADC channel table Channel Signal Note HKADC0 AMUX_OUT RF PAM Temperature Check HKADC1 VBATT_SENSE Battery voltage level HKADC2 REF_ADC ADC Reference voltage HKADC3 TTY_ADC_DET Ear jack Detection for TTY HKADC4 PCB_Rev_ADC PCB Version Check HK...

Page 56: ...e Figure Main Keypad Circuit COL0 COL1 COL2 COL3 COL4 ROW0 SEND CLR LHK LEFT ROW 1 1 2 3 RHK RIGHT ROW 2 4 5 6 Menu OK ROW 3 7 8 9 SIDE down Auto Focus ROW 4 0 SIDE UP CAM 9 SND 5 HOT5 6 8 2 HOT4 0 BACK 4 3 KEY 7 1 803 2 4 6 8 1 3 5 7 10K RA800 HOT801 801 802 809 10K R800 804 808 SND 807 806 805 HOT802 CLR 800 KEY_COL 1 KEY_COL 2 KEY_ROW 0 KEY_ROW 1 KEY_ROW 4 KEY_ROW 2 KEY_ROW 3 VREG_MSMP_2 7V KEY...

Page 57: ... Circuit OK RIGHT rev 1 0 LEFT 900 901 903 902 904 VA901 PRSB6 8C PRSB6 8C VA900 KEY_COL 3 KEY_ROW 0 KEY_ROW 1 KEY_COL 4 KEY_ROW 2 Figure Side Keypad Circuit FOCUS SIDE_KEY CAMERA HOT800 UP DOWN SW800 KEY_COL 4 KEY_ROW 4 KEY_ROW 3 KEY_ROW 2 KEY_COL 3 ...

Page 58: ... two hall effect switch hall effect switch is connected MSM 6280 GPIOs Figure END Keypad Circuit ON_SW KEY SIDE END EVL14K02200 VA800 ON END PM_ON_SW_N Figure Side Keypad Circuit SCROLL_KEY EM 0611 U900 OUT 4 PDN 3 VDD 1 2 VSS OUT 4 PDN 3 VDD 1 2 VSS EM 0611 U901 C901 0 1u SCROLL_A SCROLL_B SCROLL_EN VREG_MSMP_2 7V ...

Page 59: ... 10 11 12 13 14 15 16 17 18 19 2 20 21 22 23 24 AXK7L34227G CN600 G1 G2 G3 G4 1 CAM_VSYNC CAM_HSYNC VA603 EVLC18S02015 2M_CAM_AVDD_BEED_2 8V 2M_CAM_AVDD_BEED_2 8V 2M_CAM_AVDD_BEED_2 8V 2M_CAM_AVDD_2 8V CAM_PCLK M_CAM_PWDN CAM_MCLK M_CAM_RESET_N I2C_SDA I2C_SCL 2M_CAM_CVDD_1 8V CAM_DATA 3 _C CAM_DATA 0 _C CAM_DATA 4 _C CAM_DATA 5 _C CAM_DATA 6 _C CAM_DATA 7 _C CAM_DATA 1 _C CAM_DATA 2 _C 2M_CAM_LVD...

Page 60: ...O VSYNC 19 Horizontal Synch O HSYNC 18 AVDD2 I 2M_CAM_AVDD_2 8V 17 LVDD2 I 2M_CAM_LVDD_2 8V 15 AVDD1 I 2M_CAM_AVDD_2 8V 16 Master Clock 24 576M I CLKIN 21 GND GND GND 3 GND GND GND 4 Camera reset signal I M_CAM_RESET_N 5 GND GND GND 6 NC 7 I2C Data O I2C_SDA 8 I2C Clock O I2C_SCL 9 NC 10 LVDD1 I 2M_CAM_LVDD_2 8V 14 Camera power down I M_CAM_PWDN 13 GND GND GND 12 NC 11 Master Clock 45 152M I CAM_P...

Page 61: ...from MSM6280 Camera I O Power I VREG_CAM_2 8V 20 Camera I O Power I VREG_MSMP_2 8V 19 Camera reset signal I CAM_RESET_N 18 I2C Clock I I2C_SCL 17 GND GND GND 15 I2C Clock I I2C_SCD 16 GND GND GND 3 Clock for Camera Data Out 12M O CAM_PCLK 4 Data O CAM_DATA 0 5 Data O CAM_DATA 1 6 Data O CAM_DATA 2 7 Data O CAM_DATA 3 8 Data O CAM_DATA 4 9 Data O CAM_DATA 5 10 Horizontal Sync O CAM_HSYNC 14 Vertica...

Page 62: ...ed or closed If a magnet is close to the hall effect switch the voltage at pin OUT of U800 goes to 0V Otherwise 2 7V This folder signal is delivered to MSM6280 GPIO92 Figure Schematic of Folder ON OFF detection circuit SLIDE DETECT VDD A3212EELLT T U800 G1 G2 OUT 0 1u C800 VREG_MSMP_2 7V FOLDER_DETECT ...

Page 63: ...e key backlight circuit which are driven by KEBY_BACKLIGHT line from PM6650 Rev 1 2 4M Rev 1 2 KEY LED LD800 LEWWS44 E R802 100ohm 100ohm R801 LEWWS44 E LD801 4 7K R803 PMST3904 Q800 2 3 1 KEY_BL_EN VPWR Figure Schematic of KEY back light circuit KEY side Figure Schematic of KEY back light circuit UP slide side 100ohm R900 SSC TWH104 HL LD901 R901 100ohm LD900 SSC TWH104 HL KYBD_BACKLIGHT VPWR ...

Page 64: ...asured active display area with 240 RGB X320 resolution each pixel is divided into Red Green and Blue sub pixels and dots which are arranged in vertical stripes Features Display mode Main LCD Normally Black Transmissive VA mode 265K colors LCD Driver IC ER61505U Hitachi Driving Method A Si TFT Active Matrix 16 bit CPU interface Parallel Figure LCD Module Block Diagram ...

Page 65: ...WR_ON UART_RX_IN MOTOR_EN EBI2_WE_N LCD_ADS LCD_CS_N LCD_RESET_N EBI2_DATA 11 EBI2_DATA 10 EBI2_DATA 9 EBI2_DATA 8 EBI2_DATA 12 EBI2_DATA 13 EBI2_DATA 14 EBI2_DATA 15 EBI2_DATA 0 EBI2_DATA 1 EBI2_DATA 2 EBI2_DATA 3 EBI2_DATA 4 EBI2_DATA 5 EBI2_DATA 6 EBI2_DATA 7 MIC1PP EBI2_DATA 11 _F EBI2_DATA 0 _F EBI2_DATA 1 _F EBI2_DATA 2 _F EBI2_DATA 3 _F EBI2_DATA 4 _F EBI2_DATA 5 _F EBI2_DATA 6 _F EBI2_DATA...

Page 66: ...et 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 LINE_OP LINE_ON are differential outputs Earphone2 HPH_L HPH_R is a single ended output stage designed to drive a headset speaker The microphone i...

Page 67: ...O105 AD2 AE3 MDP_VSYNC_SECONDA_GPIO104 MIC1N AF20 MIC1P AE20 AF21 MIC2N AF22 MIC2P MICBIAS T15 LINE_L_IN AC21 AC22 LINE_L_IP AC18 LINE_ON LINE_OP AC17 AC20 LINE_R_IN LINE_R_IP AC19 HPH_R HPH_VREF AA19 D5 GRFC9_GPIO12 HPH_L W17 AA17 EAR1ON AE18 EAR1OP AF18 A6 GPIO28 AA20 CAMCLK_PO_GP_MN_GPIO13 J21 CCOMP AF19 AUXIN AE19 AUXIP AUXOUT AA18 0 1u C211 C201 27p MIC2P MIC1N MOTOR_EN CAM_MCLK RCV RCV HPH_R...

Page 68: ...cs rev 1 3 MIC rev 1 0 rev 1 0 rev 1 1 0 R508 R507 2 2K C520 10u C521 12p C525 22p C523 8 2p MIC1P MIC1N MICBIAS MIC1PP rev 1 3 rev H Hook Key C300 10u C303 0 1u R303 2 2K 10K R306 82K R302 C301 47p VREG_MSMP_2 7V HOOK_KEY_N EAR_MIC2P MIC2P MICBIAS ...

Page 69: ...100K 1A 9 1 1B0 2 1B1 8 1S 6 2A 2B0 3 2B1 4 7 2S 5 GND VCC 10 FSA2267L10X U301 30K R312 FB301 0 1u C318 R317 100K R318 C320 1u 15p FB300 R313 51 VPWR RCV_EN RCV LINE_ON LINE_OP SPK_AMP_EN RCV SPK_RCV VPWR SPK_RCV rev 1 0 MMI CONNECTOR 9 19 2 3 4 5 6 7 8 CN500 1 10 11 C504 33u C500 33u C501 R501 51 R502 51 VBATT REMOTE_PWR_ON HPH_L HPH_R USB _RINT USB _RADC EAR_SENSE_N EAR_MIC2P Figure Audio part s...

Page 70: ...P3 Speaker MIDI Bell Loud Mode MIDI Speaker Phone Loud Mode Headset Voice Call Headset Speaker Phone Loud Mode Speaker phone Receiver Voice Call Description Receiver Mode Voice Call Device MODE 8 ohm Speaker 18108T01WP Speaker Receiver 4 42 dB microphone OSF213 42DC MIC800 MIC 5 Ear jack RMBLGG080STSB Ear jack 6 Dual Analog Switch FSA2267L10X U301 Analog Switch 3 Class D Audio Amp Base Band Modem ...

Page 71: ...1900 3 6Mbps HSDPA Support Color LCD Main 262K TFT 2 2 Dual Camera 2Mega VGA 0 3M 18x10 Track type speaker Stereo Headset Speaker phone in GSM and WCDMA 72 Poly Sound MP3 AAC decoder and play MPEG4 encoder decoder and play save JPEG en decoder Supports Bluetooth USB Internal User Memory over 512MByte 800 mAh Li Ion ...

Page 72: ...3 TECHNICAL BRIEF 73 2 U970 KU970 Main Component Main board Top Main board Bottom KEY FPCB Top LCD FPCB Folder Bluetoot h Logic Audio RF Logic Logic KU310 ...

Page 73: ...ANT100 U100 FL104 FL100 M100 Reference Description Reference Description SW100 Ant Switch module U100 RTR6275 FL100 Front End module SP8T FL104 W2100 Duplex U101 GSM PAM U104 WCDMA PAM FL101 GSM SAW X100 VCTCXO ANT100 Ant Cable connector M100 BT module ...

Page 74: ...c Audio Reference Description Reference Description U300 Memory MCP U400 PMIC CN601 Main to Key FPCB Connector CN500 MMI connector 18pin U200 MSM6280 CN501 Battery connector U302 Audio AMP U300 CN601 U200 CN501 CN500 U302 U400 ...

Page 75: ...F 76 Logic CN600 CN701 CN400 U501 U700 BAT400 Reference Description Reference Description CN600 2M Cam Connector U501 2M Cam LDO BAT400 Backup Battery CN400 U SIM socket CN701 Key To LCD FPCB Connector U700 Charge pump ...

Page 76: ...4 TROUBLE SHOOTING 77 4 1 RF CRF Component TOP SIDE BOTTOM SIDE 4 TROUBLE SHOOTING ...

Page 77: ...3TEMP Switch Band select U302 TY9C 00A800AUGK Memory 512M 512M SW100 KMS 512 Test Connector Calibration etc Common X100 TG 5010LH 19 2MHz VCTCXO 19 2MHz Bluetooth M100 LBRQ 2B43A Bluetooth RF Transceiver Bluetooth TRX U100 RTR6275 UMTS GSM Transceiver TRX FL103 EFCH2140TDE1 UMTS2100 RX SAW filter RX FL104 SAYZY1G95EB0B00 UMTS 2100 Duplexer TRX U104 AWT6277R UMTS PA TX FL102 EFCH1950TDF1 UMTS 2100 ...

Page 78: ...4 TROUBLE SHOOTING 79 4 2 SIGNAL PATH_UMTS RF Common Tx Rx UMTS 2100 Tx Rx UMTS 2100 Tx UMTS 2100 Rx Tx I Q LO Rx I Q ...

Page 79: ...4 3 SIGNAL PATH_GSM RF 4 TROUBLE SHOOTING 80 Common Tx Rx GSM900 Tx DCS PCS Tx DCS Rx PCS Rx EGSM900 Rx Tx I Q LO Rx I Q ...

Page 80: ...d BB part Rev F TCXO 0 01u C149 TC7SH04FS U102 X100 19 2MHz GND 2 3 OUT 4 VCC 1 VCONT 1000p C155 R113 100ohm C147 0 1u R118 100K C153 1000p C156 8200p C148 1000p 1000p C151 TCXO_BT VREG_BT_2 85V TRK_LO_ADJ VREG_TCXO_2 85V TCXO_PM RTR6275_TCXO TP1 TP2 TP3 TP4 Schematic of the TCXO Block Test Point of the TCXO Block TP1 TP4 TP3 TP2 ...

Page 81: ...4 TROUBLE SHOOTING 82 Check C412 of PMIC U400 Check R214 of MSM U200 ...

Page 82: ...5 GSM900RX1 GSM900RX2 6 NC 17 UMTS1 15 16 UMTS2 VC1 14 13 VC2 VC3 12 11 VC4 VDD 10 ANT 19 9 GND1 18 GND2 GND3 20 21 GND4 23 GND5 24 GND6 GND7 26 GND8 27 28 GND9 1 GSM1800RX1 GSM1800RX2 2 22 GSM1800_1900TX FL100 LMSP4LMA 573TEMP ANT_SEL0 ANT_SEL2 ANT_SEL1 VREG_RF_SMPS ANT_SEL0 ANT_SEL1 ANT_SEL2 TP1 Schematic of the Front End Module Block Test Point of the Front End Module Block TP1 ...

Page 83: ...4 TROUBLE SHOOTING 84 Logic Table of the FEM ...

Page 84: ...H EFCH1950TDF1 FL103 G1 2 G2 3 G3 5 IN 1 O1 4 12p C174 C180 NA 3 3p C162 L125 NA C161 2 7p 120 R124 KRX102E 2 4 5 3 1 Q100 SCDY0003402 50OHM 4 3 COUP 2 IN 1 OUT U103 100p C186 C177 100p 2p L119 100p C183 0 75p C163 R125 120 H C176 0 01u L121 8 2p 3nH L120 6 8nH C165 0 01u C178 G1 2 G2 5 IN 1 O1 3 O2 4 3 GND2 6 7 GND3 9 GND4 GND5 11 2 RFIN RFOUT 8 VCC1 1 10 VCC2 4 VMODE VREF 5 AWT6277R U104 GND1 0 ...

Page 85: ...NG 86 Run a FTM program set RF mode to IMT set uplink freq To 9750 click Tx on and WCDMA set PA range R1 on set Tx AGC to 410 Check Tx SAW Filter Check PAM block Check coupler U103 Check Duplexer FL104 Check FEM FL100 ...

Page 86: ...l 1 PWR_DET UMTS Tx Power Detected value Check R127 2 TX_AGC_ADJ UMTS RTR6275 Tx Amp Gain Control 3 VREG_TCXO_2 85V UMTX PAM enable about 2 85V 4 VPWR UMTX PAM Main Voltage 3V VPWR 4 2V 5 PA_ON Turns the PA on and off 6 PA_R1 Control signals that step the active PA mode and bias ...

Page 87: ...ND3 GND4 9 GND5 6 GND6 3 7 RX 5 TX SAYZY1G95EB0B00 EF 12p C174 C180 NA 3 3p C162 L125 NA C161 2 7p 2 4 3 Q100 SCDY0003402 50OHM 4 3 COUP 2 IN 1 OUT U103 100p C186 C177 100p C184 1 8nH 2p L119 100p C183 0 75p C163 C181 1 5nH C176 0 01u 3nH L118 3nH L120 6 8nH C165 0 01u C178 EFCH2140TDE1 G1 2 G2 5 IN 1 O1 3 O2 4 3 GND2 6 7 GND3 9 GND4 GND5 11 2 RFIN RFOUT 8 VCC1 1 10 VCC2 4 VMODE VREF 5 FL102 AWT62...

Page 88: ...4 TROUBLE SHOOTING 89 Check Vbias over 2V Check the RF S W Check FEM FL100 Check the Duplexer FL104 Check the RTR6275 Check TP2 Signal exist Check TP3 Signal exist Check TP4 Signal exist ...

Page 89: ...4 TROUBLE SHOOTING 90 4 7 Checking GSM Block ...

Page 90: ...27 28 GND9 1 GSM1800RX1 GSM1800RX2 2 22 GSM1800_1900TX FL100 LMSP4LMA 573TEMP C125 NA L111 22nH ANT_SEL0 ANT_SEL2 ANT_SEL1 VREG_RF_SMPS HIGH GSM 900 RX GSM_PA_BAND LOW HIGH ANT_SEL2 GSM GSM 1800 GSM 1900 TX HIGH LOW GSM LOW HIGH Rev 1 3 LOW DCS PCS GSM 850 GSM 900 TX LOW LOW HIGH Rev 1 1 LOW ANTENNA SWITCH MODULE LOGIC HIGH LOW GSM 850 RX MODE ANT_SEL1 GSM 1800 RX GSM 1900 RX ANT_SEL0 HIGH HIGH Re...

Page 91: ...4 7 3 Checking RF Tx level 4 TROUBLE SHOOTING 92 ...

Page 92: ...0V Schematic of GSM PAM Block GSM_PA_BAND HIGH 10 dB GSM 8 dB Rev 1 3 DCS PCS Rev 1 1 MODE Rev 1 3 LOW 68 R108 R112 51 91 R110 91 R111 C150 1 2p 3 3nH L115 120 R114 NA C142 22nH C146 33u C143 C141 0 5p L114 1 2nH R116 2 2K 68p C152 C137 56p 1u C145 120 R115 GND8 GSM_IN 7 GSM_OUT 9 3 TX_EN VBATT 4 VCC 12 VRAMP 6 TQM7M5003 BS 2 1 DCS_PCS_IN DCS_PCS_OUT 15 5 GND1 8 GND2 GND3 10 GND4 11 13 GND5 GND6 1...

Page 93: ...SM RX INPUT DCS PCS GSM 15nH L103 5 6nH L104 0 5p C108 L107 5 6nH 0 5p C114 22nH L109 5 6nH L102 5 6nH L105 L106 15nH 39nH L110 3 GSM1900RX1 GSM1900RX2 4 GSM850RX1 7 8 GSM850RX2 GSM850_900TX 25 5 GSM900RX1 GSM900RX2 6 NC 17 UMTS1 15 16 UMTS2 19 1 GSM1800RX1 GSM1800RX2 2 22 SM1800_1900TX FL100 MA 573TEMP C125 NA L111 22nH TP1 TP2 TP3 ...

Page 94: ...4 TROUBLE SHOOTING 95 ...

Page 95: ...H NA C158 100p C166 0 1u C167 NA L116 1u C172 C170 100p C164 1000p TP102 C173 2 2u 0 C157 1000p C168 C171 1u TP100 5 SYNC_DET_TX_EN VCC_OUT 3 14 VDD_BAT 2 VDD_INT VDD_MSM 10 XTAL_IN 7 LBRQ 2B43A ANT 16 9 CLK_REF 1 GND1 6 GND2 8 GND3 15 GND4 PGND1 17 18 PGND2 PGND3 19 20 PGND4 RX_BB_TX_BB 13 SBCK 11 12 SBDT SBST 4 M100 VREG_BT_2 85V BT_SBDT BT_SBST BT_SBCK BT_TX_RX_N BT_DATA TCXO_BT BT_CLK VREG_MSM...

Page 96: ...4 TROUBLE SHOOTING 97 Start TP1 TP2 Signals exits TP3 Is clock ok 19 2M TP4 Signals exits Change the Main board Change the M100 NO YES YES YES NO Change the Change the Main board X100 NO ...

Page 97: ... 85V C412 power up and system reset assert to MSM Phone booting and PS_HOLD D400 assert to PMIC 4 TROUBLE SHOOTING 98 Start Battery voltage higher than 3 28V VA800 high to low when key press VREG_MSMC_1 2V VREG_MSMP_2 7V VREG_MSME_1 8V VREG_TCXO_2 85V VREG_MSMA_2 6V power up Is clock ok R406 19 2M X400 32 768Khz Change the Main board Change or charging the Battery Check the Key Dome Change the Mai...

Page 98: ...urrent path Battery Troubleshooting Procedure Check the charger TA or USB Cable connector Check the charging current Path Check the battery TA 4 8V Main Battery Charging Current Flow Pass Tr ON Battery FET ON Pass Tr ON USB Cabl e Differential lines route as equal length as possible ICHARGE ICHARGEOUT Rev D rev 1 2 USB charging Q400 QST4 3 1 2 5 6 4 0 1u C443 D G S1 S2 S3 S4 S5 Q402 FDJ129P Q401 Q...

Page 99: ...4 TROUBLE SHOOTING 100 VA800 VREG_MSMC VREG_MSME VREG_MSMA VREG_MSMP VREG_TCXO R406 19 2Mhz X400 32 768Khz U970 KU970 KEY FPCB Front U970 KU970 Main PCB Front ...

Page 100: ...4 TROUBLE SHOOTING 101 R403 Q402 Q401 Q400 Charging part Main PCB Front ...

Page 101: ...terminals of I O connector Connection OK Change I O connector CN500 Is the TA or USB Cable voltage 4 8V or 5 0V Change TA or USB Cable Is it charging properly After turning on Q401 or Q402 Q402 END Change the board NO Yes NO Yes NO Yes Charger Troubleshooting Flow ...

Page 102: ...U970 power on USB_VBUS Q400 go to 5V USB_D go to 3 3V 48M Crystal on USB_DAT is triggered USB work Start Q400 pin 4 is 5V USB_D is 3 3V 48M clock is running Change the Main board Check Q400 pin 4 Check U503 pin 6 Check X200 NO YES YES YES NO NO Cable is inserted YES Insert cable NO Power is on YES Go to power on trouble shooting NO ...

Page 103: ...4 TROUBLE SHOOTING 104 Q400 X 200 USB part 1 Main PCB Front U503 USB part 2 Main PCB Rear ...

Page 104: ..._P_CLK 3 7 USIM_P_DATA MEGA SIM 1608 Rev 1 4 Rev 1 3 VREG_USIM_2 85V 15K R411 56nH L402 1 2 3 4 5 6 D404 PLR0504F C426 27p 3 P3 4 P4 P5 5 P6 6 7 P7 8 P8 CN400 5000 8P 1 7E P1 1 2 P2 2 2u C429 27p C428 27p C427 USIM_P_DATA USIM_P_CLK USIM_P_RST_N Figure USIM part schemetics ...

Page 105: ...quence of KU970 KU970 is USIM_CLK USIM_RST USIM_DATA triggered VREG_UIM_2 85V go to 2 8V USIM IF work Start Work well VREG_UIM_2 85V is 2 85V USIM_P_CLK is run Change the Main board End Check CN400 Yes No YES NO Re insert the SIM card Change SIM card Work well End Yes No ...

Page 106: ...8S02015 VA602 EVLC18S02015 VA601 FB602 12 13 14 15 16 17 18 19 20 21 22 23 AXK7L34227G G3 G4 VA603 EVLC18S02015 M_CAM_PWDN 2M_CAM_LVDD_2 8V 2M_CAM_AVDD_2 8V C705 C706 Rev F C703 0 01u EVLC14S02050 VA704 1u C705 1u C706 10u C803 EVLC14S02050 VA703 REFBP 6 7 SETF SETM 8 F1 10 9 F2 LDO1 4 5 LDO2 EVLC14S02050 VA702 ...

Page 107: ... by MSM6280 4 13 1 MEGA CAMERA Start Yes NO END Camera is OK Check the camera connector and reconnect the camera Change the Main board Camera is OK Check the CAM_MCLK Change the camera Yes Yes NO NO NO END Yes FB601 Change the Main board Change the Main board Change the Main board Yes NO ...

Page 108: ...CAMERA Start Yes NO END Camera is OK Check the camera connector and reconnect the camera Change the Main board Camera is OK Check the CAM_MCLK Change the camera Yes Yes NO NO NO END Yes FB601 Change the Main board Change the Main board ...

Page 109: ...ht LED On Start Change the Main board Check battery NO Yes Yes Key press Change the Main board or Check the Key FPCB Yes NO VPWR is above 3 2V KEY_BL_EN is 2 7 R801 R802 is connected ground Yes Change the KEY FPCB NO VPWR Rev 1 2 4M Rev 1 2 LD800 LEWWS44 E R802 100ohm 100ohm R801 LEWWS44 E LD801 4 7K R803 PMST3904 Q800 2 3 1 KEY_BL_EN VPWR Figure MAIN key backlight LED part ...

Page 110: ... UP Slide Backlight LED On Figure UP Slide backlight LED part Start Change the Main board Check battery NO Yes Yes Key press Change the Main board VPWR is above 3 2V KYBD_BACKLIGHT is 0V Change the Key FPCB or Check the LCD FPCB NO YES VPWR YES 100ohm R900 SSC TWH104 HL LD901 R901 100ohm LD900 SSC TWH104 HL KYBD_BACKLIGHT VPWR ...

Page 111: ...ered On about 2 1V Off 0V MSM6280 U200 Sense the Folder Event Start Change the Main board Insert the magnet Check the magnet in Slide Assy Approach the magnet to U800 FOLDER_DETECT is 0V Yes NO Yes Change the U800 or the key FPCB NO Magnet Hall effect IC SLIDE DETECT VDD A3212EELLT T U800 G1 G2 OUT 0 1u C800 VREG_MSMP_2 7V FOLDER_DETECT ...

Page 112: ...4 TROUBLE SHOOTING 113 CN601 CN701 CN700 ...

Page 113: ...th is MSM6280 U200 CN601 CN701 CN902 LCD Module Start GO to power on trouble shooting Key LED is on Change the LCD module Yes NO Press END key Disconnect and reconnect The LCD connector CN601 CN701 END LCD display OK No Yes END LCD display OK No Yes Change the Main board END LCD display OK No Yes Change the LCD FPCB ...

Page 114: ...701 YES Connect the phone to network Equipment and setup call Setup 1KHz tone out NO The sine wave appears at SPK_N SPK_P LCD FPCB Check LCD FPCB Check CN901 YES NO Can you hear the tone Change receiver YES NO END Change the Main board The sine wave appears at PIN41 PIN42 CN601 Check KEY FPCB Check CN700 YES NO The sine wave appears at R307 R313 Check the analog switch YES NO ...

Page 115: ...4 TROUBLE SHOOTING 116 C500 C501 R501 R502 ...

Page 116: ..._R HPH_L C500 C501 R501 R502 CN500 MMI Connector Start Connect the phone to network equipment and setup call Setup 1KHz tone out and insert headset Can you hear the tone Change the Headset YES NO END Sine wave appears at R501 R502 Change the Main board YES NO ...

Page 117: ...4 TROUBLE SHOOTING 118 SPK Audio Amplifier Analog Switch ...

Page 118: ...one out Sine wave appears at C318 R312 and C319 R316 Change the Main board NO SPK_AMP_EN R309 is 2 6V Change the Main board NO YES The sine wave appears at PIN28 PIN29 CN701 YES The sine wave appears at SPK_N SPK_P LCD FPCB Check LCD FPCB Check CN901 YES NO Change speaker NO The sine wave appears at PIN41 PIN42 CN601 Check KEY FPCB Check CN700 YES NO YES Change the Main board The sine wave appears...

Page 119: ...4 TROUBLE SHOOTING 120 MIC800 R507 C520 ...

Page 120: ... Main microphone MIC800 CN700 CN601 C212 MIC1P MSM6280 Start MIC_BIAS C520 is 1 8V Change main board NO Make a call Change the MIC NO YES Change the Main board Make sound to MIC Work well END YES NO YES Sine wave appears at R507 ...

Page 121: ...4 TROUBLE SHOOTING 122 R303 Ear_Sense_N C210 MIC Input ...

Page 122: ...280 Start EAR_SENSE_N VA502 is 0V Yes END Make a call Change the MAIN board MICBIAS is biased by 1 8V R303 Change the Main board Yes OK NO NO NO Change the headset and retry YES Change MAIN board Sine wave appears at C210 Change the headset or Main board and retry NO Yes ...

Page 123: ...d Vibrator is operating same time Otherwise MOTOR_PWR is open state Start MOTOR_EN is 2 7V Operate the Vibrator Change the MAIN board or Check the KEY FPCB NO YES Change vibrator MOTOR_PWR is connected ground Change the Q701 or Check the LCD FPCB NO YES rev 1 1 rev 1 2 NA R712 2 3 1 0 R711 PMST3904 Q701 MOTOR_PWR MOTOR_EN ...

Page 124: ...9 handsets at the same time 5 1 2 Downloading Procedure Connect the phone to your desktop PC using the USB cable and run the LGMDP application Before getting started set up LGMDP preferences from the Preferences of the file menu the way you want Click on the File menu and select Preferences Play a success sound It will be played a wav file when the download has been completed To enable this simply...

Page 125: ...cted for downloading images Then click on the Connect button The port number COM7 shall be different from that of the port number in the snapshot 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 ...

Page 126: ... in the handset will be erased If you want to reset all the user data back to the way they were before you started downloading new images check the option Erase_EFS The calibration data user contents media and module are erased Only calibration data is kept when NV backup restore is checked The user contents and file system physically are wiped out Keep All Contents Maintain user data including WA...

Page 127: ... image folder where all the image files are located by clicking on the Browse The folder name shall be different from that of the folder name in the snapshot The folder name indicates the path where the image files are located 5 DOWNLOAD 128 ...

Page 128: ... For instance select the path of AMSS Modem Image file 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 file is selected the phone may not work The file name shall be different from that of the file name in the snapshot ...

Page 129: ...V 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 5 DOWNLOAD 130 No Yes ...

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 5 1 2 3 Downloading ...

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

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

Page 133: ...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 ...

Page 134: ...emergency mode Simultaneously press 2 5 and PWR red keys and then try to download all the images up to AMSS In the emergency mode you can not download media or 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...

Page 135: ...e Image file after clicking on the Browse button Make sure that you have chosen the right image file After choosing valid images then click on the Start button to start downloading selected images The selected image will be downloaded to the handset from the path directory in the PC After downloading images successfully it will boot to normal mode ...

Page 136: ...t showing the NV Restore error Next slide shows the remedial procedure to adopt Connect the handset and Press the Connect button in the Select Port window Enable state in the window indicates that the Phone has been detected and is ready to download ...

Page 137: ...d a list of NV Backup files nv2 will be shown These nv files were saved every time NV Backup option was selected and the name of the nv file is determined based on the time when NV Backup was done Choose the desired NV file to be downloaded on the handset and click on Start ...

Page 138: ... do NV restore and image media and module download 3 The NV data saved at LGMDP folder as following format 4 Recommended that the Module and Media Image have to be downloaded at the same time 5 Erase EFS option will erase everything media module nv items and user data in the EFS area D LGMDP 004400 01 429926 _COM14_ LGMDP folder name IMEI number Port number ...

Page 139: ...MDP is designed to be simple to use and easy enough for the beginner to upload executable images to the handset LGMDP supports Windows 2000 XP where the LG Ver 4 6 or later USB modem driver is installed To install the LG USB modem driver please refer from PC suite installation guide There are two LGMDP LGMDP and LGMDP EURO LGMDP It works only under the LG Waterwall Security program is running LGMD...

Page 140: ...5 DOWNLOAD 141 5 2 2 USB Driver install If you did not install LGE USB Driver you would install it Refer to LGE PC Suite Manual ...

Page 141: ...5 DOWNLOAD 142 ...

Page 142: ... this option 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 EURO starts This option is designed to give user convenient When LGMDP EURO starts it will automatically select Select Port button to download new image file Always on Top Check if LGMDP EURO...

Page 143: ...method Step 4 Checking procedure Step 5 Trouble shooting guide 5 2 4 NV Backup 1 Purpose of NV Backup is for keeping the calibration data and other setting value for application Step 1 Run the LGMDP EURO application Step 2 Connect the phone to LGMDP EURO using USB cable Step 3 Don t select any images and select the Keep All Contents Step 4 Click Start button 3 4 6 1 2 5 ...

Page 144: ...5 DOWNLOAD 145 NV Backup 2 Step 5 Executed NV backup automatically Step 6 Executed NV restore automatically then NV items will be stored in file nv2 File name to be saved ...

Page 145: ...r the folder of LGMDP EURO installed directory NV data saved at LGMDP EURO folder like that C WQCT_DLWLGMDPW004401 09 064428W_COM14_WNV_KU970_20070116 103340 nv2 If not IMEI NOT_ACTIVE______ folder be created LGMDP folder name IMEI number or NOT_ACTIVE______ Port number NV_ModelName_Date Time nv2 ...

Page 146: ... and BT address in UE Because IMEI and BT address might be corrupted after reflashing ATP S W image and you have to write the IMEI and BT address Step 1 Run the LGMDP EURO application Step 2 Connect the phone to LGMDP EURO using USB cable Step 3 Click the cancel icon in image selection window 1 2 3 ...

Page 147: ...5 DOWNLOAD 148 Read IMEI BT address from UE 2 Step 4 Check IMEI and Bluetooth address ...

Page 148: ...e LGMDP EURO application Step 2 Click on the Select Port and Connect the port 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 1 2 ...

Page 149: ...5 DOWNLOAD 150 Download images Original 2 Step 3 Flashing the all Images Please Follow the sequence 1 2 3 4 5 in the captured picture In case of LGMDP EURO Automatically checked ...

Page 150: ...GMDP EURO application Step 2 Click on the Select Port and Connect the port 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 1 2 ...

Page 151: ...52 Download images DZ 2 Step 3 Changing flashing mode to DZ flashing Please Follow the sequence 1 2 3 4 in the captured picture 1 Change the flashing mode 2 Browse the downloaded dz image 3 Select Erase EFS 4 start ...

Page 152: ... 8 Checking Procedure Purpose of this is to check if UE is OK after downloading new software image Step 1 Check the Software version information Step 2 Check the NV data Select Tools Service Programming in LGMDP EURO 1 2 ...

Page 153: ...e images again in case of emergency situation AMSS Media and Module images don t be running in this mode When the NV data was erased or corrupted NV Restore If the NV data of handset was backed up and remained in your computer we can restore that LGMDP EURO supports a NV Restore function 5 2 9 1 Download in emergency mode 1 Step 1 Run the LG MDP EURO application Step 2 Enter into Emergency Mode Bo...

Page 154: ...5 DOWNLOAD 155 Download in emergency mode 2 Step 3 Flashing the all images except media and module images Please Follow the sequence 1 2 3 4 in the captured picture ...

Page 155: ...5 DOWNLOAD 156 5 2 9 2 NV Restore 1 Step 1 Run the LGMDP EURO application Step 2 Connect the phone to LGMDP EURO using USB cable Step 3 Click the cancel icon in image selection window 1 2 3 ...

Page 156: ...5 DOWNLOAD 157 NV Restore 2 Step 4 Click the NV Restore icon in menu bar Step 5 Select proper NV backup file Step 6 Click the Restore button 4 6 5 ...

Page 157: ...P GPCS_INN LB_RF_OUT1 FRONT END MODULE SP8T EGSM WCDMA PAM SSBDT_RTR PM_SBDT BT RF MODULE XTAL_IN BT_SBST CK DT BT_SBST CK DT BT_RX_TX_N BT_DATA Bluetooth RF TX SAW FILTER DCS PCS HB_RF_OUT2 PWD_DET_IN WCDMA 2100 Duplexer GSM Quad PAM WCDMA TX SAW WCDMA RX SAW PMIC Buck Converter Coupler WMIX_INM WLNA_OUT WMIX_INP VDDA TCXO TX_IQ PLL2 V_TUNE2 RX_BB_TX_BB SYNC_DET_TX_EN SBDT WCDMA2100 GSM900 1800 1...

Page 158: ...6 BLOCK DIAGRAM 159 Table 2 1 RF Block Component ...

Page 159: ... SAW PM6650 2M GSM PAM GSM TX SAW COUPLER VCTCXO Bluetooth RF Module MEGA SIM 2M CAMERA FLASH LED 2M CAMERA USB MIC SPK RCV KEYPAD NAND SDRAM FLASH SD I F MAIN LCD VGA CAMERA GSM900 Rx GSM1800 Rx GSM1900 Rx GSM900 Tx GSM1800 1900 Tx AntSW Logic WCDMA2100 Tx WCDMA2100 Rx GSM VCO WCDMA VCO HDET GSM Block WCDMA Block Fig 2 2 RTR6275 MSM6280 Interface Diagram ...

Page 160: ...RAM 1Gbit 512M x 2 NAND 512Mb 64MB DATA 31 0 ADDRESS 15 0 WE CS CAS RAS CLK_EN CLK DQM 3 0 NAND_CS NAND_RE NAND_WE NAND_CLE NAND_WP NAND_ALE NAND_READY DATA 7 0 USIM SIM_RESET SIM_IO SIM_CLK EBI1 EBI2 NAND 512MB External Memory SDCC_DATA 31 0 SDCC_CMD SDCC_CLK RC Oscillator CKCRI CKCRO CKCRA ...

Page 161: ...Interface USB MSM6280 PM6650 2 RECEPTACLE I O Conn UART3 PM_SBI UART1 VBUS D D SIM UART2 RUIM1 USB TRANSCEIVER I O RST CLK USB_DAT USB_SE0 USB_OE_N PM_SBDT RX TX USIM TRANSCEIVER PM6650 SBI JTAG JTAG Interface Fig 2 4 USB UART SIM JTAG Interface ...

Page 162: ...RX DCS RX RF Signal PCS RX PCS RX RF Signal UMTS2100 RX UMTS2100 RX RF Signal TX_I Q I Q for Tx of RF RX_I Q I Q for Rx of RF Control signal Description Comment UMTS PA_CTL signal PA_R1 UMTS Tx High Low Power Control GSM PA_CTL signal GSM_PA_BAND DCS or PCS GSM Mode Selection GSM_PA_EN Power Amp Gain Control Enable GSM_PA_RAMP Power Amp Gain Control ANT_SEL 0 1 2 3 Ant Switch Module Mode Selection...

Page 163: ...6 BLOCK DIAGRAM 164 6 2 4 Placement Top Side ...

Page 164: ...6 BLOCK DIAGRAM 165 Bottom Side ...

Page 165: ... 166 ...

Page 166: ...70 100p 0 1u C102 C1101 NA C161 2 7p R105 10 L112 0 120 R124 1000p C155 KRX102E 2 4 5 3 1 L107 Q100 SCDY0003402 50OHM 4 3 COUP 2 IN 1 OUT 5 6nH U103 R102 12p C116 100p 680 C186 R113 100ohm 33u C143 C130 22p C147 0 1u C164 1000p C177 100p R118 100K C141 0 5p TP102 0 1u C120 C184 1 8nH 0 L108 L114 1 2nH 0 5p C114 C173 2 2u 2p 1000p C115 L119 C117 22p R116 2 2K 68p C152 22nH L109 C1100 C153 1000p 0 1...

Page 167: ..._N RESIN_N F13 RESOUT_N F11 AA4 RESOUT_N_EBI1 RINGER_GPIO18 L19 G1 ROM1_ADV_N_SDRAM1_RAS_N AB1 ROM1_CLK_SDRAM1_CLK RTCK MDDIH_STBP MDP_VSYNC_PRIMARY_GPIO105 AD2 AE3 MDP_VSYNC_SECONDA_GPIO104 MIC1N AF20 MIC1P AE20 AF21 MIC2N AF22 MIC2P MICBIAS T15 M16 MMC_CLK_SDCC_CLK_GPIO31 MMC_CMD_GPIO30 H14 L14 MMC_DATA_SDCC_DAT0_GPIO32 MODE0 Y23 MODE1 U23 T21 MODE2 T14 NAND2_FLASH_READY_GPIO33 OE1_N V2 AF7 AE10...

Page 168: ...9 DNU37 N13 DNU38 P2 DNU39 P3 DNU4 D11 DNU40 P4 DNU41 P5 DNU42 P6 DNU43 P9 DNU44 P10 P11 DNU45 P12 DNU46 R2 DNU47 R9 DNU48 R13 DNU49 DNU5 F2 T3 J12 DNU22 K4 DNU23 K6 DNU24 K9 DNU25 L3 L5 DNU26 DNU27 L6 DNU28 L9 DNU29 M3 DNU3 D10 DNU30 M5 DNU31 M6 DNU32 N2 DNU33 N4 DNU34 N5 DNU35 N6 DNU36 CKE CLE R6 V7 CLK DNU1 D4 DNU10 H3 DNU11 H4 DNU12 H5 DNU13 H10 DNU14 H11 DNU15 H12 DNU16 H13 DNU17 J3 DNU18 J5 ...

Page 169: ...B_DAT 17 USB_D_P 18 USB_SE0 19 VCHG 2 USB_D_M 20 GP1_DRV_N MPP7 21 U400 PM6650 2M ADC_BYP 1 VREG_USB 10 USB_ID 11 VREG_5V 12 USB_OE_N 13 VSW_5V 14 VREG_USIM_2 85V 4 7u C419 smd_1608h_9_r C411 2 2u 15K R411 C414 0 1u 0 1u C433 0 1u C402 C404 1u C418 0 1u 56nH L402 1 2 3 4 5 6 C438 D404 PLR0504F 1000p 1u C426 C413 27p 4 7u C421 0 1u C437 C422 3 P3 4 P4 P5 5 P6 6 7 P7 8 P8 18p CN400 5000 8P 1 7E P1 1...

Page 170: ...0 33u C501 10p C513 D502 RB521S 30 C517 1u C519 1u EVLC14S02050 VA502 0 R508 D1 D2 1 2 3 HSBC 3P30 18 CN501 C511 33p R551 100K 10p C514 R507 2 2K C512 27p C516 smd_1005h_5_r 0 01u EVLC18S02015 EVLC14S02050 VA507 VA504 VA506 EVLC14S02050 0 01u C510 C520 10u 1u VO1 VO2 9 C515 ISL9011IRCJZ T U501 11 BGND CBYP 4 EN1 2 EN2 3 GND 6 5 NC1 NC2 7 8 NC3 1 VIN 10 C521 12p GND 3 IN 1 4 NC NO 6 2 V R501 51 U50...

Page 171: ...14 15 16 17 18 19 2 20 21 22 23 24 AXK7L34227G CN600 G1 G2 G3 G4 1 OJ704 EVLC18S02015 VA605 REMOTE_PWR_ON UART_RX_IN MOTOR_EN CAM_VSYNC CAM_HSYNC VA603 EVLC18S02015 EBI2_WE_N LCD_ADS LCD_CS_N LCD_RESET_N 2M_CAM_AVDD_BEED_2 8V EBI2_DATA 11 EBI2_DATA 10 EBI2_DATA 9 EBI2_DATA 8 EBI2_DATA 12 EBI2_DATA 13 EBI2_DATA 14 EBI2_DATA 15 EBI2_DATA 0 EBI2_DATA 1 EBI2_DATA 2 EBI2_DATA 3 EBI2_DATA 4 EBI2_DATA 5 ...

Page 172: ...D IN 2 LDO1 4 5 LDO2 MAX8645Y U700 EVLC14S02050 VA702 FLASH_LED_CTRL WLED_PWR MOTOR_PWR MOTOR_EN SPK_RCV VGA_CAM_RESET VGA_CAM_PWDN WLED_PWR FLASH_LED_ANODE LCD_VSYNC CAM_HSYNC CAM_VSYNC LCD_BL_CTRL UART_RX UART_RX UART_TX REMOTE_PWR_ON SCROLL_EN LCD_RESET_N EBI2_WE_N UART_TX LCD_ADS LCD_CS_N SCROLL_EN SCROLL_B SCROLL_A EBI2_DATA 15 EBI2_DATA 14 EBI2_DATA 13 EBI2_DATA 12 EBI2_DATA 11 EBI2_DATA 10 ...

Page 173: ...ND 2 NC 5 STBY 1 3 VIN VOUT 4 PRSB6 8C U801 BH28FB1WHFV VA801 EVLC14S02050 804 808 ON END SND 807 806 EVLC14S02050 VA805 EVLC14S02050 805 VA809 1u VA808 EVLC14S02050 C802 SW800 4 7K HOT802 R803 1u CLR C801 PMST3904 Q800 2 3 1 VREG_MSMP_2 7V 800 EVLC14S02050 VA806 INSTPAR PLW0501H LF VA803 EVLC14S02050 100K R805 KEY_ROW 3 VA807 KEY_COL 1 KEY_COL 2 KEY_ROW 2 KEY_ROW 0 KEY_ROW 0 KEY_COL 4 KEY_ROW 1 F...

Page 174: ...SCROLL_EN VREG_LCD_2 8V VREG_LCD_2 8V KEY_COL 3 KEY_ROW 0 KEY_ROW 1 KEY_COL 4 MAIN_LED4 LCD_RESET_N LCD_VSYNC LCD_MAKER_ID EBI2_DATA 15 EBI2_DATA 14 EBI2_DATA 13 EBI2_DATA 12 EBI2_DATA 11 MAIN_LED3 EBI2_DATA 10 EBI2_DATA 9 EBI2_DATA 8 EBI2_DATA 5 EBI2_DATA 4 EBI2_DATA 1 MAIN_LED2 EBI2_DATA 0 SCROLL_B VGA_CAM_PWDN CAM_HSYNC CAM_VSYNC CAM_DATA 0 KYBD_BACKLIGHT CAM_DATA 1 CAM_DATA 2 CAM_DATA 3 CAM_DA...

Page 175: ... 176 8 PCB LAYOUT U970 KU970 ...

Page 176: ... 177 8 PCB LAYOUT U970 KU970 ...

Page 177: ... 178 8 PCB LAYOUT U970 KU970 ...

Page 178: ... 179 8 PCB LAYOUT U970 KU970 ...

Page 179: ... 180 8 PCB LAYOUT ...

Page 180: ... 181 8 PCB LAYOUT ...

Page 181: ... 182 ...

Page 182: ... KIMCHI 9 1 1 Configuration of directory Cm_Grut Debug Common dll_serialat Log LG_CL_009 dll Auto Cal CalAuto Directory File C At_Serial_Cmd xml Diag_NV6250_RevB dll Diag_NV dll Diag_NV6275 dll DLL_E5515CD DLL DLL_PwrControlD dll LG_CL_011 dll Dll_SerialATD dll PwrSupply_Cmd xml U970 or KU970 U970 or KU970 U970 or KU970 ...

Page 183: ...Log Log AutoSetup_001 xml Cal_Setup_Test xml Ezlooks xml LG_RfCal_Q3G6280V_020 dll Procedure_U970_004 xml script_auto_001 xml script_cal_003 xml Spec_FullBand_005 xml LG_RfTest_E5515C_211 dll ComLMPLib_11 dll Dll_EzLooksMQ_004 dll GuiTk115d dll HK_25 exe ijl11 dll SBCmd xml ShieldBox_DllD dll QMSL_MSVC6R dll ...

Page 184: ..._002 dll U970 or KU970 U970 or KU970 U970 or KU970 LG_UI_EmU400_001 dll LG_UI_Qu6250_003 dll LG_UI_Qu6275_003 dll dll ocx MFCO42D DLL MSVCP60D DLL Win98 MFCD DLL COPY bat Win2000 MFCD DLL COPY bat WinXP MFCD DLL COPY bat MFC42D DLL MFCD42D DLL MFCN42D DLL Vsflex7L ocx vsflex7l_ocx_regist bat MSVCRTD DLL 1 _New_HK_0808 reg ...

Page 185: ...hi 186 9 2 How to use HOT KIMCHI Procedure 1 Click Logic Operation 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 ...

Page 186: ...9 Calibration RF Auto Test Program Hot Kimchi 187 Procedure 4 Select the model name U970 or KU970 5 Click Start button U970 Select U970 or KU970 Click Start U970 KU970 ...

Page 187: ... 188 ...

Page 188: ...65 16 17 12 20 62 49 50 43 23 44 45 42 40 39 38 41 55 48 47 46 61 59 58 34 64 57 23 56 54 53 51 52 63 62 68 67 66 37 36 35 34 33 32 23 31 30 28 29 27 26 60 24 23 25 14 18 19 21 22 10 EXPLODED VIEW REPLACEMENT PART LIST 10 1 EXPLODED VIEW ...

Page 189: ... 190 ...

Page 190: ...D0135301 COMPLEX empty Without Color 41 4 MLAB00 LABEL A S MLAB0001102 C2000 USASV DIA 4 0 White 38 4 MLAN00 LABEL QUALCOMM MLAN0000601 Black 95C Transparent 45 4 MLCE00 LENS FLASH MLCE0007001 MOLD PMMA HI835M Transparent 59 4 MLEA00 LOCKER BATTERY MLEA0034801 MOLD POM LUCEL FW 700A Silver 56 4 MPBF00 PAD FLEXIBLE PCB MPBF0021601 COMPLEX empty Without Color 39 4 MPBT00 PAD CAMERA MPBT0034101 COMPL...

Page 191: ...MMAA0000902 1t 2 12 Metal Silver 20 5 MTAF00 TAPE MOTOR MTAF0009801 COMPLEX empty Without Color 19 5 MTAZ00 TAPE MTAZ0177801 COMPLEX empty Without Color 21 4 ESQY00 SWITCH ROTARY ESQY0000801 1 V 1 A VERTICAL 1 G 64 4 GMEY00 SCREW MACHINE BIND GMEY0015401 1 4 mm 2 7 mm MSWR3 BK N empty empty empty BLACK empty empty Black 15 4 GMEY01 SCREW MACHINE BIND GMEY0014701 1 4 mm 1 6 mm MSWR3 FN B empty empt...

Page 192: ...cation No Descriptoin Part Number Spec Color Remark 4 MWAC00 WINDOW LCD MWAC0072701 COMPLEX empty Without Color 2 3 GMEY00 SCREW MACHINE GMZZ0017701 1 4 mm 3 0 mm MSWR3 N Silver 3 MCCH00 CAP SCREW MCCH0097401 MOLD Urethane Rubber S195A Without Color 43 ...

Page 193: ...LE SMT BOTTOM SACC0028601 7 C900 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 7 C901 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 7 CN900 CONNECTOR BOARD TO BOARD ENBY0019501 20 PIN 4 mm ETC H 1 5 Socket 7 CN902 CONNECTOR FFC FPC ENQY0012201 35 PIN 0 3 mm ETC H 1 0 7 D900 DIODE TVS EDTY0007601 SC 89 5 V 100 W R TP 5 Channel Array Vc 12V 75pF 1 6 1 625 0 58 7 LD900 DIODE...

Page 194: ...HIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 7 C702 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 7 C703 CAP CERAMIC CHIP ECCH0000155 10 nF 16V K X7R HD 1005 R TP 7 C705 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 7 C706 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 7 C710 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 7 C800 CAP CERAMIC CHIP ECCH00...

Page 195: ... 8 PIN J 1 32 W SMD R TP 7 SW800 SWITCH TACT ESCY0004201 12 V 0 02 A HORIZONTAL 0 2 G 7 U700 IC EUSY0295501 TQFN PIN R TP 6 BLU 2 LDO 1 Flash LED Drv 4 4 7 U800 IC EUSY0129503 2x2 mm MLPD 3 PIN R TP Hall Effect Switch Pb Free 7 U801 IC EUSY0223002 HVSOF5 5 PIN R TP 150mA CMOS LDO WITH OUTPUT CONTROL 2 8V 7 VA700 VARISTOR SEVY0001001 14 V SMD 50pF 1005 7 VA701 VARISTOR SEVY0001001 14 V SMD 50pF 100...

Page 196: ...ut Color 36 4 MTAB00 TAPE PROTECTION MTAB0156301 COMPLEX empty Without Color 3 MLAK00 LABEL MODEL MLAK0006301 LG 30 5x21 5 4 1R Pearl White 3 SAFY00 PCB ASSY MAIN SAFY0179801 35 4 SAFB00 PCB ASSY MAIN INSERT SAFB0068901 U970 5 MCBA00 CAN SHIELD MCBA0012201 PRESS STS Without Color 33 5 SVCY00 CAMERA SVCY0012401 CMOS MEGA 2M AF FPCB Micron 1 4 63 4 SAFF00 PCB ASSY MAIN SMT SAFF0101001 5 MLAZ00 LABEL...

Page 197: ...IP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C244 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C245 CAP CERAMIC CHIP ECCH0000155 10 nF 16V K X7R HD 1005 R TP 6 C246 CAP CERAMIC CHIP ECCH0000161 33 nF 16V K X7R HD 1005 R TP 6 C247 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C300 CAP TANTAL CHIP MAKER ECTZ0005201 10 uF 6 3V M L_ESR 1608 R TP 6 C301 CAP CERAMIC CHIP...

Page 198: ...0006201 4 7 uF 6 3V K X5R TC 1608 R TP 6 C407 CAP CERAMIC CHIP ECCH0006201 4 7 uF 6 3V K X5R TC 1608 R TP 6 C411 CAP CERAMIC CHIP ECCH0005602 2 2 uF 16V K X5R HD 1608 R TP 6 C412 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C413 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C414 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C416 CAP CERAMIC CHIP ECCH0004...

Page 199: ...ZH0000830 33 pF 50V J NP0 TC 1005 R TP 6 C512 CAP CHIP MAKER ECZH0000826 27 pF 50V J NP0 TC 1005 R TP 6 C513 CAP CERAMIC CHIP ECCH0000110 10 pF 50V D NP0 TC 1005 R TP 6 C514 CAP CERAMIC CHIP ECCH0000110 10 pF 50V D NP0 TC 1005 R TP 6 C520 CAP TANTAL CHIP MAKER ECTZ0005201 10 uF 6 3V M L_ESR 1608 R TP 6 C521 CAP CHIP MAKER ECZH0000816 12 pF 50V J NP0 TC 1005 R TP 6 C523 CAP CHIP MAKER ECZH0000853 8...

Page 200: ... 1005 R TP 6 R306 RES CHIP MAKER ERHZ0000405 10 Kohm 1 16W J 1005 R TP 6 R307 RES CHIP MAKER ERHZ0000490 51 ohm 1 16W J 1005 R TP 6 R308 RES CHIP MAKER ERHZ0000405 10 Kohm 1 16W J 1005 R TP 6 R309 RES CHIP MAKER ERHZ0000406 100 Kohm 1 16W J 1005 R TP 6 R312 RES CHIP MAKER ERHZ0000460 30 Kohm 1 16W J 1005 R TP 6 R313 RES CHIP MAKER ERHZ0000490 51 ohm 1 16W J 1005 R TP 6 R314 RES CHIP MAKER ERHZ0000...

Page 201: ...GPRS EDGE HSDPA Base Band 6 U301 IC EUSY0262401 Micropak 10 PIN R TP Dual Analog switch Ron 0 4ohm Vcc 2 7V Pb Free 6 U302 IC EUSY0160002 QFN 8 PIN R TP 1 1W Mono D Class Audio AMP 6 U303 IC EUSY0321701 Memory 1Gb NAND 512Mb 32bit SDRAM 512MB GBNAND 224 PIN R TP 12 18 1 4t BGA 6 U400 IC EUSY0306302 BCCS 84 PIN R TP 7x7 MSMC 1 2V pbfree 6 U502 IC EUSY0077301 SC70 6 6 PIN R TP SPDT Analog switch 6 U...

Page 202: ...P CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C1101 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C1102 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C1103 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C1105 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C1106 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C1107 ...

Page 203: ...1 CAP CERAMIC CHIP ECCH0000143 1 nF 50V K X7R HD 1005 R TP 6 C152 CAP CHIP MAKER ECZH0000844 68 pF 50V J NP0 TC 1005 R TP 6 C153 CAP CERAMIC CHIP ECCH0000143 1 nF 50V K X7R HD 1005 R TP 6 C155 CAP CERAMIC CHIP ECCH0000143 1 nF 50V K X7R HD 1005 R TP 6 C156 CAP CHIP MAKER ECZH0001105 8200 pF 16V K X7R HD 1005 R TP 6 C157 RES CHIP MAKER ERHZ0000401 0 ohm 1 16W J 1005 R TP 6 C159 INDUCTOR CHIP ELCH00...

Page 204: ...C CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C224 CAP CERAMIC CHIP ECCH0000143 1 nF 50V K X7R HD 1005 R TP 6 C229 CAP CERAMIC CHIP ECCH0000155 10 nF 16V K X7R HD 1005 R TP 6 C232 CAP CERAMIC CHIP ECCH0000147 2 2 nF 50V K X7R HD 1005 R TP 6 C233 CAP CERAMIC CHIP ECCH0000143 1 nF 50V K X7R HD 1005 R TP 6 C234 CAP CERAMIC CHIP ECCH0000143 1 nF 50V K X7R HD 1005 R TP 6 C235 CAP CERAMIC CHIP ECCH...

Page 205: ...1 2140 MHz 1 4 1 1 0 62 SMD 2110M 2170M IL 2 0 5pin U B 50 100_10 WCDMA BAND I Rx 2140 1 4 1 1 0 62 SMD R TP 6 FL103 FILTER SAW SFSY0031101 1950 MHz 1 4 1 1 0 62 SMD RF Filter for WCDMA 2Ghz 1950 1 4 1 1 0 62 SMD P TR 6 FL104 DUPLEXER IMT SDMY0001202 1950 MHz 2140 MHz 1 8 dB 2 4 dB 43 dB 45 dB 3 0 2 5 1 1 SMD SAW DUPLEXER 2140 45 1950 43 2 4 1 8 3 0 2 5 1 1 DUAL SMD R TP 6 FL600 FILTER EMI POWER S...

Page 206: ... ERHZ0000212 12 Kohm 1 16W F 1005 R TP 6 R102 RES CHIP MAKER ERHZ0000310 680 ohm 1 16W F 1005 R TP 6 R105 RES CHIP MAKER ERHZ0000402 10 ohm 1 16W J 1005 R TP 6 R108 RES CHIP MAKER ERHZ0000504 68 ohm 1 16W J 1005 R TP 6 R110 RES CHIP MAKER ERHZ0000517 91 ohm 1 16W J 1005 R TP 6 R1100 RES CHIP MAKER ERHZ0003801 5 1 ohm 1 16W J 1005 R TP 6 R1101 RES CHIP MAKER ERHZ0003801 5 1 ohm 1 16W J 1005 R TP 6 ...

Page 207: ...NWY0002304 STRAIGHT SMD 0 8 dB MUSE MODEL 6 U100 IC EUSY0300501 QFN 56 PIN R TP GSM WCDMA Single RF Transceiver 8X8X0 9 6 U101 PAM SMPY0013501 35 dBm 51 A dBc dB 7x7x1 1 SMD Polar Edge 6 U102 IC EUSY0278501 SON5 P 0 50 5 PIN R TP INVERTER GATE Pb Free 6 U103 COUPLER RF DIRECTIONAL SCDY0003402 20 dB 0 25 dB 35 dB 1 0 0 58 0 35 SMD 1850M 1910M 4pin Pb Free 6 U104 PAM SMPY0013301 dBm 43 A 40 dBc 26 d...

Page 208: ...ck Europe Label Pb Free 3 7 800 0 2C PRISMATIC 43x34x46 ALLTEL SILVER Innerpack CMW Slide Folder AIRY BLUE 3 SGDY00 DATA CABLE SGDY0010901 LG US03K 18pin USB DataCable SGEY00 EAR PHONE EAR MIKE SET SGEY0005526 40mW 16 OHM 100dB F0 10KHZ empty empty 18P MMI CONNECTOR SILVER LG MARK 3 SSAD00 ADAPTOR AC DC SSAD0021002 100 240V 5060 Hz 4 8 V 0 9 A CB CE 18pin plug ADAPTOR AC DC SSAD0021001 100 240V 50...

Page 209: ...Note ...

Page 210: ...Note ...

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