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LGE Internal Use Only

Copyright © 2009 LG Electronics. Inc. All right reserved.

Only for training and service purposes

4. TROUBLE SHOOTING

TEST POINT

CIRCUIT

Figure 4.13

TP2

TP1

4.14 Receiver Trouble

F19

QN

G19

QP

IP

H18

U16

JACKSENSE

IN

J18

AIN1P

U18

AIN2N

V19

AIN2P

V18

M16

AIN3C

AIN3L

M15

AIN3R

N14

N16

AOUT1N

AOUT1P

N17

T15

AOUT2N1

U15

AOUT2N2

T14

AOUT2P1
AOUT2P2

U14

AOUT3L

M17
N15

AOUT3R

U17

AIN1N

AFCDAC

K18

ACCDETECT

W18

47p

39p

C151

C154

39p

C141

C156
39p

C150

0.1u

47p

C152

C139

47p

39p

C155

4.7

R118

C153
39p

18p

C146

AFC

AUXOP_R

AUXOP_L

ABB_P
ABB_N

REC_P

REC_N

IP
IN

QP
QN

TX_RAMP

ACC_DET

RECEIVER

1

2

SURY0013702

BMRH-110721SL32B-P

CN301

C333

DNI

C334

DNI

C328

47p

R310

0

ICVN0505X150FR

V

A302

0

R307

ICVN0505X150FR

V

A301

REC_P

REC_N

T

P

1

T

P2

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Содержание GB210

Страница 1: ...Service Manual Model GB210 Internal Use Only Service Manual GB210 Date January 2009 Issue 1 0 ...

Страница 2: ...ght Illumination 37 3 14 VIBRATOR 38 3 15 Battery Charging 39 4 TROUBLE SHOOTING 40 4 1 RF Component 40 4 2 RX Trouble 41 4 3 TX Trouble 46 4 4 Bluetooth FM Radio 52 4 5 Power On Trouble 55 4 6 Charging Trouble 57 4 7 Vibrator Trouble 60 4 8 LCD Trouble 62 4 9 Camera Trouble 65 4 10 Speaker Trouble 68 4 11 SIM Card Interface Trouble 70 4 12 Earphone Trouble 72 4 13 KEY backlight Trouble 74 4 14 Re...

Страница 3: ... 4 LGE Internal Use Only Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes ...

Страница 4: ...f facilities accessed through or connected to it The manufacturer will not be responsible for any charges that result from such unauthorized use B Incidence of Harm If a telephone company determines that the equipment provided to customer is faulty and possibly causing harm or interruption in service to the telephone network it should disconnect telephone service until repair can be done A telepho...

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

Страница 6: ...diate Frequency IF International Portable User Identity IPUI Global System for Mobile Communications GSM General Purpose Interface Bus GPIB Gaussian Minimum Shift Keying GMSK Flexible Printed Circuit Board FPCB Electrostatic Discharge ESD Electrical Erasable Programmable Read Only Memory EEPROM Digital Signal Processing DSP dB relative to 1 milli watt dBm Digital Communication System DCS Digital t...

Страница 7: ...r Transmitter UART Time Division Multiple Access TDMA Time Division Duplex TDD Travel Adapter TA Side Tone Masking Rating STMR Pseudo SRAM PSRAM Static Random Access Memory SRAM Sending Loudness Rating SLR Subscriber Identity Module SIM Surface Acoustic Wave SAW Real Time Clock RTC Root Mean Square RMS Receiving Loudness Rating RLR Radio Frequency RF Public Switched Telephone Network PSTN Phase Lo...

Страница 8: ...riod 5 RSSI 85 dBm Charging time Approx 3 hours RX Sensitivity 102dBm TX output power GSM900 32 5dBm Level 5 DCS 29 5dBm Level 0 SIM card type 3V Display MAIN TFT 128 160 pixel 262K Color Status Indicator Hard icons Key Pad 0 9 Up Down Left Right Ok Navigation Key Menu Key Clear Key Confirm Key Send Key PWR Key ANT Internal EAR Phone Jack Yes Stereo PC Synchronization Yes Speech coding EFR FR HR D...

Страница 9: ...y Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes 2 PERFORMANCE Travel Adapter Yes Speaker Receiver Receiver 11X 07 Speaker 16 16 MIDI 32poly SW MIDI Item Feature Comment Camera 1 3M ...

Страница 10: ...9 dBm 17 3dB 25 dBm 9 5dB 11 dBm 16 3dB 27 dBm 8 3dB 13 dBm 15 3dB 29 dBm 7 3dB 15 dBm 14 3dB 31 dBm 6 3dB 17 dBm 13 2dB 33 dBm 5 Toler Power Level Toler Power Level GSM850 EGSM900 Power Level 4 0 1ppm Frequency Error 3 Peak 20 degrees RMS 5 degrees Phase Error 2 Frequency Band 1 Specification Description Item Not support EDGE Modulation Accuracy 6 GSM850 TX 824 0 2 x n 127 MHz RX 869 0 2 x n 127 ...

Страница 11: ...CS1900 24 1 800 21 1 200 21 600 19 400 Max dBm Offset from Carrier kHz GSM850 EGSM900 Output RF Spectrum Due to Switching 8 73 6 000 65 3 000 6 000 65 1 800 3 000 60 1 200 1 800 60 600 1 200 60 400 33 250 30 200 0 5 100 Max dBc Offset from Carrier kHz DCS1800 PCS1900 71 6 000 65 3 000 6 000 63 1 800 3 000 60 1 200 1 800 60 600 1 200 60 400 33 250 30 200 0 5 100 Max dBc Offset from Carrier kHz GSM8...

Страница 12: ...p Idle Noise Sending 18 40 dB Echo Loss 17 17 dB STMR 16 2 4 000 12 2 3 400 7 2 1 000 9 2 300 2 200 6 100 Min dB Max dB Frequency Hz Receiving Response Type 3 2 15 4 3 dB RLR Normal volume 14 0 4 000 9 4 3 400 6 4 3 000 6 4 2 000 6 0 1 000 12 0 300 0 200 12 100 Min dB Max dB Frequency Hz Sending Response 13 8 3 dB SLR 12 2 3 dB Rx Level Report accuracy 11 BER Class II 2 439 102dBm DCS1800 PCS1900 ...

Страница 13: ...y Indicator 27 105 dBm 0 105 dBm 104 dBm 1 103 dBm 101 dBm 2 skip 3 100 dBm 93 dBm 4 92 dBm 5 Power Antenna Bar Number Antenna Display 26 Under 3 hr Charging Time 25 Slow Charge 110 mA Fast Charge 550 mA Charge Current 24 2 Test distance set as 1 m 1 Ringer set as ringer At least 55 dB under below conditions Ringer Volume TBD 23 Full charge no receive send and keep GSM in idle mode Broadcast set o...

Страница 14: ...One PA block supports the GSM900 band and the other PA block supports the DCS1800 band Both PA blocks share common power supply pads to distribute current The output of each PA block and the outputs to the two receive pads are connected to the antenna pad through PHEMT RF switches and a diplexer The GaAs die PHEMT die Silicon Si die and passive components are mounted on a multi layer laminate subs...

Страница 15: ... 16 LGE Internal Use Only Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes 3 TECHNICAL BRIEF Table 5 Pad description Table 3 Mode Control logic ...

Страница 16: ...s a single integrated LO VCO for both the receive and the transmit circuits The synthesizer lock times are optimized for GPRS applications up to and including class 12 AD6548 incorporates a complete reference crystal calibration system This allows the external VCTCXO to be replaced with a low cost crystal No other external components are required The AD6548 uses the traditional VCTCXO reference so...

Страница 17: ... 18 LGE Internal Use Only Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes 3 TECHNICAL BRIEF ...

Страница 18: ...ystal and tune its frequency is fully integrated The Oscillator is a balanced implementation requiring the crystal to be connected across 2 pins There is a programmable capacitor array included for coarse tuning of fixed offsets e g crystal manufacturing tolerance and an integrated varactor for dynamic control The oscillator is designed for use with a 26MHz crystal Dedicated control software ensur...

Страница 19: ...seband IC for Bluetooth 2 4GHz systems including enhanced data rates EDR to 3Mbits s It includes an integrated FM receiver with stereo audio output stage and an RDS demodulator With the on chip CSR Bluetooth software stack it provides a fully compliant Bluetooth system to v2 1 EDR of the specification for data and voice communications 3 4 BT Module with integrated FM tuner BC5 FM U200 ...

Страница 20: ... Package 13x13mm 0 65mm Ball pitch 5 The AD6726 baseband transmit section supports the following mobile station GMSK modulation power classes GSM 900 850 power classes 4 and 5 DCS 1800 power classes 1 and 2 and PCS 1900 power classes 1 and 2 AD6726 is an ADI designed processor AD6726 consists of 1 Control Processor Subsystem including 32 bit MCU ARM7TDMI Control Processor 78 MHz operation at 1 8V ...

Страница 21: ... 22 LGE Internal Use Only Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes 3 TECHNICAL BRIEF Figure 3 5 SYSTEM INTERCONECTION OF AD6726 EXTERNAL INTERFACE ...

Страница 22: ...the state of by pass mode the LCD control signals from AD6726 are by passed through AIT716 In operating mode the AIT716 controls the LCD module through nLCD_CS nLCD_RS nLCD_WR L_DATA08 L_DATA15 Signals Description nLCD_CS MAIN LCD driver chip enable MAIN LCD driver IC has own CS pin LCD_RESET This pin resets LCD module This signal comes from AD6726 directly nLCD_WR Enable writing to LCD Driver nLC...

Страница 23: ...n 16 steps MLED Current source for backlight LED MLED 1 2 This pins are returned paths for backlight LED current source MLED Table 3 5 B2 DESCRIPTION OF LCD BACKLIGHT LED CONTROL C RF interface The AD6726 control RF parts through PA_BAND ANT_SW CLKON PA_EN S_EN S_DATA S_CLK Table 3 5 C RF CONTROL SIGNALS DESCRIPTION Clock to PLL S_CLK GPO 21 Serial Data to PLL S_DATA GPO 20 PAM Enable Disable PA_E...

Страница 24: ...ignals SIM_DATA SIM_CLK SIM_RST GPIO_23 are required The descriptions about the signals are given by bellow Table 3 5 in detail Signals Description SIM_DATA SIM_CLK Clock 3 25MHz frequency SIM_RST GPIO_23 Reset SIM block This pin receives and sends data to SIM card This model can support 3 0 volt and 1 8 volt interface SIM card Table 3 5 D SIM CONTROL SIGNALS DESCRIPTION Figure 3 5 D2 SIM Interfac...

Страница 25: ...nal memory on the digital baseband processor 2 8V 150mA 2V8_VEXT supplies Radio digital interface and high voltage interface 2 8V 200mA 2V85_VSIM supplies the SIM interface circuitry on the digital processor and SIM card 2 85V 1 8V 20mA 1V8_VRTC supplies the Real Time Clock module 1 8 V 20 μA 2V5_VMIC supplies the microphone interface circuitry 2 5 V 2 mA 2V75_VVCXO supplies the voltage controlled...

Страница 26: ...lay data or control data nLCD_WR Write control Signal L_DATA08 L_DATA15 Parallel data lines LCD_ID reserved 3 6 Display and Interface 5 G1 10 G2 1 INOUT_A1 INOUT_A2 2 3 INOUT_A3 INOUT_A4 4 INOUT_B1 9 8 INOUT_B2 INOUT_B3 7 6 INOUT_B4 ICVE10184E150R101FR FL302 7 6 INOUT_B4 5 G1 10 G2 1 INOUT_A1 INOUT_A2 2 3 INOUT_A3 INOUT_A4 4 INOUT_B1 9 8 INOUT_B2 INOUT_B3 ICVE10184E150R101FR FL300 3 4 INOUT_A4 9 I...

Страница 27: ...gure 3 6 LCD INTERFACE CIRCUIT R331 20K 35 4 5 6 7 8 9 20 21 22 23 24 25 26 27 28 29 3 30 31 32 33 34 CN305 1 10 11 12 13 14 15 16 17 18 19 2 C349 1u 2V8_MM DATAOUT11 DATAOUT12 DATAOUT13 DATAOUT14 DATAOUT15 LCD_ID MLED MLED1 MLED2 IM2 LCD_RESET_OUT IM1 VSYNCOUT_ nLCD_CS_OUT nLCD_RD_OUT nLCD_WR_OUT nLCD_RS_OUT DATAOUT08 DATAOUT09 DATAOUT10 ...

Страница 28: ...CHNICAL BRIEF This model has a built in 1 3M SXGA 1280 x 1024 camera module And the camera produces JPG pictures Camera module is controlled by AIT716 Interface is done by I2C and YCbCr format I2C is a control signal and YCbCr is real data interface signal Figure 3 7 1 AIT716 BLOCK DIAGRAM 3 7 Camera Interface AIT716 U400 ...

Страница 29: ... 30 LGE Internal Use Only Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes 3 TECHNICAL BRIEF Figure 3 7 2 SENSOR CHIP BLOCK DIAGRAM ...

Страница 30: ...D3 PHD4 D4 PHD5 PHD6 E1 PHD7 E2 E3 PHD8 B6 PHINT F3 PHLCD2_CS_ PHLCD_A0 F2 PHLCD_BY F1 PHRD_ C2 PHSYNC J4 PGPIO0 E9 E8 PGPIO1 PGPIO10 B9 PGPIO11 B10 PGPIO12 B7 A10 PGPIO13 A7 PGPIO14 PGPIO15 A9 D10 PGPIO2 D9 PGPIO3 PGPIO4 D8 C8 PGPIO5 PGPIO6 C9 C10 PGPIO7 PGPIO8 C7 B8 D5 GND_IO1 F6 H5 GND_IO2 B2 GND_IO3 F7 GND_IO4 D6 GND_IO5 NC1 G8 NC2 G9 G4 PD2 PD3 H1 H2 PD4 C5 PD5 PD6 H3 G5 PD7 PD8 H4 J3 PD9 PDC...

Страница 31: ...istors built in When a key is pressed the corresponding row and column are connected together causing the row input to go low and generate an interrupt The columns rows are then scanned by AD6726 to identify the pressed key Figure 3 8 Keypad Switches and Scanning 3 8 Keypad Switches and Scanning 4 5 6 UP CONF CLR 1 LEFT MENU PWR 9 7 SEL 0 8 DOWN RIGHT SEND 2 3 VA201 EVL14S02200 SW207 680 R215 DOWN...

Страница 32: ...als are then A D converted by the voice band ADC part of AD6726 The digitized speech PCM 8KHz 16KHz is then passed to the DSP section of AD6726 for processing coding interleaving etc For multimedia functions these signal processing is done by MMP AIT716 3 9 Microphone 10u C310 EVLC14S02050 VA300 2 G1 G2 3 O 4 P 1 MIC300 SPU0410HR5H PB 100nH L300 2V5_VMIC 100nH L303 39p C302 L302 100nH C309 39p C30...

Страница 33: ...2 1u C217 1u C209 1u 56p C223 C224 56p C210 1u C229 1u 1u C211 1u C220 1u C202 C203 1u C206 C222 1u 1u PVDD RXIN D4 B4 RXIN SCL C3 SDA B3 B1 VDD A3 VSS B2 BIAS C1N A4 C1P A5 D3 GND HPL A2 HPR A1 INA1 D2 INA2 D1 C2 INB1 C1 INB2 OUT D5 B5 OUT C4 PGND C5 MAX9877AEWP_TG45 U201 1u C201 1u C216 SPK_N SPK_P FM_R MM_R I2C_SCL I2C_SDA HS_OUT_L HS_OUT_R ABB_N ABB_P AUXOP_L AUXOP_R MM_L FM_L AIT_UART_RX AIT_...

Страница 34: ...s switched from earphone to receiver by JACK_DETECT interrupt Hook detection If hook button is pressed ACC_DET is changed from high to low This is detected by ACC_DETECT of AD6726 And then hook is detected 3 11 Headset Interface Figure 3 11 HEADSET JACK INTERFACE R313 20 27p C331 R306 1 5K 2V5_VMIC C326 0 1u 0 1u C325 C337 100p 10u C332 27p C330 R309 2 2K ACC_DET HS_MIC AUXIN AUXIP ENRY0006801 C31...

Страница 35: ...n there are 8 white LEDs in Main Board which are driven by LED signal from AD6726 Figure 3 12 KEY BACK LIGHT ILLUMINTION 3 12 Key Back light Illumination KEY BACKLIGHT ICVN0505X150FR VA400 R412 47 47 R410 LD400 LD404 LD401 DNI C418 LD406 SSC TWH104 HL LD405 R408 47 VA401 47 R414 ICVN0505X150FR LD403 VBAT 47 R411 R409 47 LD402 LD407 SSC TWH104 HL R415 47 R413 47 LED ...

Страница 36: ...3 13 MAIN LCD BACKLIGHT ILLUMINATION 3 13 LCD Back light Illumination 2V8_AVDD R427 120K R423 100K C435 1u C433 27p R425 0 0 1u R424 0 C421 VBAT R418 100K 17 16 D4 ENLDO 15 EN_SET 14 FBA 7 FBB 20 GND 18 4 IN1 6 IN2 8 LDOA LDOB 3 OUT 11 PGND 5 THER_GND 21 AAT2845IML EE T1 U404 12 C1_M 13 C1_P C2_M 9 10 C2_P CBP 19 D1 2 1 D2 D3 1u 1V8_CAMIO C427 FB401 120K R422 C430 160K R421 27p FB400 27p C429 R426...

Страница 37: ...LG Electronics Inc All right reserved Only for training and service purposes 3 TECHNICAL BRIEF Figure 3 14 Vibrator 3 14 VIBRATOR VIBRATOR 1608 50V J NP0 KDS114E D300 100K R315 R312 10 1 2 J301 R314 1K 1u C327 VBAT KTC4075E 2 3 1 Q300 VIBRATOR ...

Страница 38: ...he constant current mode IUSB Program the USB charge current during the constant current mode _EN Enable logic input BAT Charger output pin USB_BYP Output pin from USB bypass circuitry VDC_BYP Output Pin of Linear Regulator TA Travel Adaptor Input voltage AC 100V 240V 50 60Hz Output voltage DC 5 1V Output current Max 700mA Battery Li ion battery Max 4 2V Nom 3 7V Standard battery Capacity 1100mAh ...

Страница 39: ... LG Electronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING 4 TROUBLE SHOOTING Figure 4 1 U501 AD6548 RF Main Chip Transceiver X500 Crystal 26MHz Clock U500 SKY77518 ASM PAM U500 U501 X500 4 1 RF Component ...

Страница 40: ... Use Only 4 TROUBLE SHOOTING START Re download SW or Do calibration again HP8960 Test mode 37 CH 7 level setting TCH 37 CH 60dBm setting BCCH Spectrum analyzer setting Oscilloscope setting 1 Check Crystal Circuit TP1 2 2 Check Mobile SW Rx Saw TP3 4 5 6 3 Check RX I Q Signal TP7 8 CHECKING FLOW 4 2 RX Trouble ...

Страница 41: ...K See next Page to check Mobile SW See next Page to check Mobile SW Yes Change X500 Graph 4 2 1 a TEST POINT CIRCUIT WAVEFORM Graph 4 2 1 b CHECKING FLOW TP1 TP2 TP1 X401 TP2 12 13 VDD 15 VLDO1 VLDO2 16 RX1900B RX900 RX900B 18 VAFC_NC VBAT 14 24 VCC_BBQ VCC_REF 17 VCC_TXVCO AD6548 U501 Q 23 22 QB 20 REFIN REFINB 19 REF_OP 21 RX1800 RX1800B RX1900 0 1u C509 2V75_VVCXO TP1 0 R507 26MHz_BT 26M_DBB TP...

Страница 42: ...T POINT CIRCUIT SW500 TP3 TP4 TP5 TP6 IN CASE OF GSM850 PCS1900 CHANGE THIS MODULE TO PART_NO SKY77517 7 GSM_RX TX_EN 4 VLOGIC 2 3 VRAMP 11 ANT 5 BS 6 DCS_RX GND1 8 9 GND2 10 GND3 GND4 12 13 GND5 14 GND6 15 GND7 SKY77518 U500 KMS 507 SW500 ANT G1 G2 RF L502 NA L503 4 7nH NA L504 R500 68 C502 56p 68p C501 56p C500 56p C503 ANT_SW PA_BAND PA_EN TX_RAMP TP4 TP5 TP6 TP3 CIRCUIT ...

Страница 43: ... mode iRefer to Table 4 2 2 Yes Check SW500 Pin ANT RF with RF Cable connected Open Yes Changing SW500 Check SW500 Pin ANT RF with No RF Cable Connected Short Yes Changing SW500 For these 2 test case No Call connection is needed No No Changing the Board Ant SW Mobile SW is OK See next Page to check Rx I Q Signal No For this RF Level test case RX Stand alone Mode is needed refer to chapter 10 Check...

Страница 44: ...ence Refer to graph 4 2 3 TEST POINT CIRCUIT Figure 4 2 3 CHECKING FLOW WAVEFORM TP7 TP8 TP7 TP8 C522 39p 12 13 VDD 15 VLDO1 VLDO2 16 9 VLDO3 RX1900B RX850 32 31 RX850B RX900 30 29 RX900B SCLK 6 5 SDATA 7 SEN 11 TXOP_HI TXOP_LO 10 18 VAFC_NC VBAT 14 VCC_BBI 4 24 VCC_BBQ 1 VCC_FE VCC_REF 17 VCC_TXVCO EUSY0280101 AD6548 U501 GND 33 I 2 3 IB NC 8 Q 23 22 QB 20 REFIN REFINB 19 REF_OP 21 RX1800 28 27 R...

Страница 45: ...purposes 4 TROUBLE SHOOTING START Redownload SW or Do calibration again HP8960 Test mode 37 CH 7 level setting TCH 37 CH 60dBm setting BCCH Spectrum analyzer setting Oscilloscope setting 1 Check Crystal Circuit 3 Check PAM control Signal 4 Check TX I Q Signal 2 Check Mobile SW FEM CHECKING FLOW 4 3 TX Trouble ...

Страница 46: ...b 26 MHz O K No Crystal Circuit is OK See next Page to check Mobile SW See next Page to check Mobile SW Yes Change X500 TEST POINT CIRCUIT CHECKING FLOW TP1 X401 TP2 TP1 TP2 12 13 VDD 15 VLDO1 VLDO2 16 RX1900B RX900 RX900B 18 VAFC_NC VBAT 14 24 VCC_BBQ VCC_REF 17 VCC_TXVCO AD6548 U501 Q 23 22 QB 20 REFIN REFINB 19 REF_OP 21 RX1800 RX1800B RX1900 0 1u C509 2V75_VVCXO TP1 0 R507 26MHz_BT 26M_DBB TP2...

Страница 47: ...NT CIRCUIT SW500 TP3 TP4 TP5 TP6 IN CASE OF GSM850 PCS1900 CHANGE THIS MODULE TO PART_NO SKY77517 7 GSM_RX TX_EN 4 VLOGIC 2 3 VRAMP 11 ANT 5 BS 6 DCS_RX GND1 8 9 GND2 10 GND3 GND4 12 13 GND5 14 GND6 15 GND7 SKY77518 U500 KMS 507 SW500 ANT G1 G2 RF L502 NA L503 4 7nH NA L504 R500 68 C502 56p 68p C501 56p C500 56p C503 ANT_SW PA_BAND PA_EN TX_RAMP TP4 TP5 TP6 TP3 CIRCUIT ...

Страница 48: ...W Set as TX mode Yes Check SW500 Pin ANT RF with RF Cable connected Open Yes Changing SW500 Check SW500 Pin ANT RF with No RF Cable Connected Short Yes Changing SW500 For these 2 test case No Call connection is needed No No Changing the Board Ant SW Mobile SW is OK See next Page to check Tx I Q Signal No For this RF Level test case TX Stand alone Mode is needed refer to chapter 10 Check TP 4 5 6 ...

Страница 49: ...al Similar Yes No Check TP7 8 Any Major Difference or not Similar Yes No Go to Next Step Similar Yes No Re download S W Check if there is Any Major Difference or not R efer to Graph 4 3 3 PA_EN TX_RAMP Graph 4 3 3 TEST POINT Figure 4 3 3 CIRCUIT CHECKING FLOW WAVEFORM TP5 TP6 TP5 TP6 R500 68 C502 56p 68p C501 56p C500 56p C503 ANT_SW PA_BAND PA_EN TX_RAMP TP5 TP6 ...

Страница 50: ...place U501 CHECKING FLOW WAVEFORM Figure 4 2 3 TEST POINT CIRCUIT Figure 4 2 3 TP7 TP8 TP7 TP8 C522 39p 12 13 VDD 15 VLDO1 VLDO2 16 9 VLDO3 RX1900B RX850 32 31 RX850B RX900 30 29 RX900B SCLK 6 5 SDATA 7 SEN 11 TXOP_HI TXOP_LO 10 18 VAFC_NC VBAT 14 VCC_BBI 4 24 VCC_BBQ 1 VCC_FE VCC_REF 17 VCC_TXVCO EUSY0280101 AD6548 U501 GND 33 I 2 3 IB NC 8 Q 23 22 QB 20 REFIN REFINB 19 REF_OP 21 RX1800 28 27 RX1...

Страница 51: ...I__CS J9 SPKR_L A5 A4 SPKR_R C4 TEST_EN UART_CTS LO_REF PCM2_CLK D9 PCM2_IN E10 PCM2_OUT D8 D10 PCM2_SYNC PCM_CLK H9 PCM_IN K8 H7 PCM_OUT J10 PCM_SYNC PIO_0 A10 A9 PIO_1 PIO_10 A8 C6 PIO_11 PIO_2 B8 B9 PIO_3 PIO_4 E9 E8 U200 BLUECORE5 FM AIO_0 K4 J4 AIO_1 B5 AUX_DAC AU_REF A3 CLK_32K C9 B3 FILT_EXT FM_N A1 B1 FM_P C7 I2C_CLK I2C_DATA C8 K3 15p 820p C232 C231 C218 15p 220n R207 47K C225 C207 C215 2...

Страница 52: ... Use Only 4 TROUBLE SHOOTING Check Bias Voltage 2V8_BT at TP1 START NO YES Replace U203 BT_MAIN_CLK_EN check at TP2 NO Replace U200 YES 26MHz check at TP3 YES NO Replace X500 _BT_RST check at TP4 YES NO Replace U103 Bluetooth on is OK YES NO Re download SW and try again Bluetooth will work properly Bluetooth ...

Страница 53: ... is good START Check of ear_jack condition NO YES YES FM_radio will work properly Check condition of matching components L300 C307 A condition is good NO YES Give the additory solder in L301 C301 Replace CN300 Check Bias Voltage 2V8_BT at TP1 YES NO Replace U203 Check BT_32k at TP5 YES NO Replace U103 FM_Radio work is good NO Replace U200 FM Radio ...

Страница 54: ... T19 VUSB_REG W13 VMEMFB VMEMSEL U12 VMEM_REG V12 V11 VEXT_REG1 W11 VEXT_REG2 W14 VGP V8 VCOREFB VCOREOUT W8 N18 VABB RESET2P8 K9 NRESET J8 E19 V5 PWRON NC24 N19 NC25 V17 L14 NC26 NC27 T13 J9 NC22 NC23 P18 V7 MCLK MCLKEN K10 INT J10 GPIO_48 V6 DBBON CLKOUT U7 VUSB 2V85_VSIM C129 1u C127 1u C135 1u 1V8_VCORE 1u C131 2V8_VMEM 1u R110 C133 C128 100K 1u 1V8_VGP D101 RB521S 30 2V5_VMIC 27p C132 C130 1u...

Страница 55: ...U102 Logic level at RPWRON of TP10 HIGH above 1 2V Is the phone power on The phone will Properly operating Charge or Change Battery Check the contact of power key Or dome switch Re download software 1V8_VCORE 1 8V TP1 2V75_VVCXO 2 75V TP8 2V8_VMEM 2 8V TP9 2V85_VSIM 2 85V TP4 2V8_VEXT 2 8V TP3 1V8_VRTC 1 8V TP2 2V5_VMIC 2 5V TP7 Replace U103 Does it work properly Replace the main board YES YES YES...

Страница 56: ...E SHOOTING TEST POINT CIRCUIT Figure 4 5 TP1 TP2 CN300 TP3 U303 4 6 Charging Trouble EUSY0351601 1 VCHG_IN OVP_VCHG R339 10K C350 1u C352 1u VBUS_IN R341 18K 10K R340 U303 BAT 11 8 GND 6 IMIN 7 IUSB 9 IVDC PGND 13 USB_BYP 10 1 VDC 12 VDC_BYP VUSB 2 4 _CHG 5 _EN _PPR 3 ISL9221 100K R338 VBAT OVP_VUSB C351 1u _CHG_EN TP2 TP3 TP1 ...

Страница 57: ...d Voltage at anode of TP1 4 6 6 4V Is Voltage across TP2 LOW YES YES YES Battery is charged YES Charging is properly operating NO NO NO NO Resolder the CN300 Pin 12 13 VCHARGE The TA is out of work Change the TA 1 Download S W again 2 Replace the U303 Replace the main board CHECKING FLOW Battery is charged NO Change the battery Charging is properly operating YES CASE TA charge ...

Страница 58: ...CN300 well soldered Voltage at anode of TP3 5V Is Voltage across TP2 LOW YES YES YES Battery is charged YES Charging is properly operating NO NO NO NO Resolder the CN300 Pin 15 VBUS Power on PC 1 Download S W again 2 Replace the U303 Replace the main board CHECKING FLOW Battery is charged NO Change the battery Charging is properly operating YES CASE USB charge ...

Страница 59: ...l right reserved Only for training and service purposes 4 TROUBLE SHOOTING TEST POINT CIRCUIT Figure 4 6 TP3 TP2 TP1 4 7 Vibrator Trouble VIBRATOR 1608 50V J NP0 KDS114E D300 100K R315 R312 10 1 2 J301 R314 1K 1u C327 VBAT KTC4075E 2 3 1 Q300 VIBRATOR TP3 TP2 TP1 ...

Страница 60: ... BB test menu START Is the voltage at TP1 high 0 66V YES NO Is the voltage at TP2 equal to VBAT YES Is the voltage at TP3 high VBAT YES Check the soldering of vibrator YES Replace vibrator YES Vibrator Working well Check the U103 Output soldering NO Check the soldering Of Q300 If overall current is abnormal replace Main Board NO Check the soldering of R314 D300 Resolder or Replace vibrator NO CHEC...

Страница 61: ... 62 LGE Internal Use Only Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING TEST POINT Figure 4 7 CN305 TP1 4 8 LCD Trouble ...

Страница 62: ...NOUT_A2 2 3 INOUT_A3 INOUT_A4 4 INOUT_B1 9 8 INOUT_B2 INOUT_B3 7 6 INOUT_B4 ICVE10184E150R101FR FL302 7 6 INOUT_B4 5 G1 10 G2 1 INOUT_A1 INOUT_A2 2 3 INOUT_A3 INOUT_A4 4 INOUT_B1 9 8 INOUT_B2 INOUT_B3 ICVE10184E150R101FR FL300 3 4 INOUT_A4 9 INOUT_B1 INOUT_B2 8 7 INOUT_B3 INOUT_B4 6 FL301 ICVE10184E150R101FR G1 5 G2 10 INOUT_A1 1 2 INOUT_A2 INOUT_A3 DATAOUT09 DATAOUT10 DATAOUT11 L_DATA11 L_DATA10 ...

Страница 63: ...Is Voltage TP1 2 8V NO Replace U401 Check the soldering of CN305 on Main PCB NO YES YES Check the soldering of EMI filter Resolder CN305 on Main PCB NO Resoldering EMI filter FL300 FL301 FL302 Does LCD work properly NO Replace LCD module YES LCD working well YES Is the connection of LCD with connector on Main PCB CN305 ok NO Reassemble LCD with CN305 connector ...

Страница 64: ... Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 4 TROUBLE SHOOTING TEST POINT Figure 4 8 FL400 FL401 FL402 TP1 TP2 TP3 4 9 Camera Trouble ...

Страница 65: ...M_R FM_L MM_R MM_L L_DATA10 L_DATA11 L_DATA12 L_DATA13 L_DATA14 L_DATA15 C_PCLK_OUT _MULTI_RST CAM_PWR_EN MM_USBDM MM_USBDP C_VS_OUT _MAIN_CS _MULTI_INT C_CD00_OUT C_CD01_OUT C_CD02_OUT C_CD03_OUT C_CD04_OUT C_CD05_OUT C_CD06_OUT C_CD07_OUT C_MCLK TF_CLK DATA00 DATA01 DATA02 DATA03 DATA04 DATA05 DATA06 DATA07 ADD01 LCD_BYPASS C_HS_OUT _WR L_DATA08 L_DATA09 MEGA CAMERA CONNECTOR ENSY0020101 1V8_CAM...

Страница 66: ...o trouble YES NO Change the camera module Does it work properly YES It s camera module s problem Replace the camera module Check the voltage of TP1 is 2 8V and Voltage of TP2 of U404 is 1 8V YES Check the signals of the FL400 FL401 FL402 YES Camera will work properly NO NO Go to the LCD trouble Replace FL400 FL401 FL402 NO Is the voltage at TP3 high NO Replace U400 YES Replace U404 ...

Страница 67: ...le AUDIO AMP EUSY0360201 VBAT C212 1u C217 1u C209 1u 56p C223 C224 56p C210 1u C229 1u 1u C211 1u C220 1u C202 C203 1u C206 C222 1u 1u PVDD RXIN D4 B4 RXIN SCL C3 SDA B3 B1 VDD A3 VSS B2 BIAS C1N A4 C1P A5 D3 GND HPL A2 HPR A1 INA1 D2 INA2 D1 C2 INB1 C1 INB2 OUT D5 B5 OUT C4 PGND C5 MAX9877AEWP_TG45 U201 1u C201 1u C216 SPK_N SPK_P FM_R MM_R I2C_SCL I2C_SDA HS_OUT_L HS_OUT_R ABB_N ABB_P AUXOP_L A...

Страница 68: ...y 4 TROUBLE SHOOTING START Check TP1 to make sure the connection between speaker and board Speaker Working well Check TP2 to see the audio signal No Yes Change the U102 Connect well the Speaker connector No CHECKING FLOW Check TP3 is VBAT No Yes Change the main board Yes Is speaker properly working No Change U201 Yes ...

Страница 69: ...g and service purposes 4 TROUBLE SHOOTING TEST POINT CIRCUIT Figure 4 10 TP2 TP1 J300 4 11 SIM Card Interface Trouble SIM_CONNECTOR 2V85_VSIM C307 DNI 15K R303 C306 GND1 7 8 GND2 GND3 9 10 GND4 DNI J300 1 C1 2 C2 C3 3 4 C5 C6 5 C7 6 C304 220n 2V85_VSIM 1000p C308 SIM_RST SIM_CLK SIM_DATA TP2 TP1 ...

Страница 70: ...ange the SIM Card This phone supports 3V or 1 8V SIM card YES Is Voltage at the TP1 of J300 2 85V NO Change the U103 NO YES Resolder J300 YES Voltage output of VSIM LDO Is 2 85V CHECK TP2 Change the SIM Card And try again Does it work Properly YES SIM card is properly working Redownload SW Does it work Properly NO Change the main board NO YES SIM card is properly working CHECKING FLOW ...

Страница 71: ...L301 270nH 20 R304 R302 100K R301 100K 15 16 17 18 19 2 20 21 22 3 4 5 6 7 8 9 CN300 GU041 18P E1000 1 10 11 12 13 14 100K R300 C318 1u VBAT FB302 C317 47p R305 47 C323 1u C321 330p VBUS_IN 10p C301 HS_OUT_R HS_OUT_L HS_MIC USBDM RPWRON USC2 JACK_DETECT FM_ANT USC1 DSR USBDP AUDIO AMP EUSY0360201 C212 1u C217 1u C209 1u C210 1u C229 1u 1u C211 1u C220 1u C202 C 1u C206 C222 1u 1u PVDD RXIN D4 B4 R...

Страница 72: ...part of the test Equipment to echo mode Change the earphone and try again NO Can you hear the sound from the earphone Set the audio part of the test equipment to PRBS or Continuous wave mode YES YES ResolderCN300 CHECKING FLOW Check TP1 voltage Is it low Resolder TP2 NO YES Can you hear the sound from the earphone NO Change the earphone and try again NO Can you hear your voice from the earphone NO...

Страница 73: ...service purposes 4 TROUBLE SHOOTING TEST POINT CIRCUIT TP1 4 13 KEY backlight Trouble KEY BACKLIGHT ICVN0505X150FR VA400 R412 47 47 R410 LD400 LD404 LD401 DNI C418 LD406 SSC TWH104 HL LD405 R408 47 VA401 47 R414 ICVN0505X150FR LD403 VBAT 47 R411 R409 47 LD402 LD407 SSC TWH104 HL R415 47 R413 47 LED TP1 ...

Страница 74: ... Internal Use Only 4 TROUBLE SHOOTING CHECKING FLOW Check the VBAT of R410 R417 START Is the level at VA401 Low about 0V NO Check U103 YES Are all LEDs Working NO YES Check the soldering each R and LED Backlight will work properly NO Replace or resolder component NO Resolder or Replace R410 R417 YES ...

Страница 75: ...IN3C AIN3L M15 AIN3R N14 N16 AOUT1N AOUT1P N17 T15 AOUT2N1 U15 AOUT2N2 T14 AOUT2P1 AOUT2P2 U14 AOUT3L M17 N15 AOUT3R U17 AIN1N AFCDAC K18 ACCDETECT W18 47p 39p C151 C154 39p C141 C156 39p C150 0 1u 47p C152 C139 47p 39p C155 4 7 R118 C153 39p 18p C146 AFC AUXOP_R AUXOP_L ABB_P ABB_N REC_P REC_N IP IN QP QN TX_RAMP ACC_DET RECEIVER 1 2 SURY0013702 BMRH 110721SL32B P CN301 C333 DNI C334 DNI C328 47p...

Страница 76: ...T Does waveform at TP1 fluctuate NO Change the U103 Receiver will work properly SETTING After initialize Agilent 8960 Test GSM900 DCS mode Set the property of audio as PRBS or continuous wave Set the receiving volume of mobile as Max Check TP2 to make sure the receiver connected Properly YES NO Resolder Change the receiver CHECKING FLOW YES ...

Страница 77: ... MICROPHONE PATH SELECTION 0 1uF C324 C313 1u 2V8_VEXT C311 1u C312 1u NC1 5 7 NC2 2 NO1 10 NO2 1 V DG2735DN T1 E3 U300 COM1 3 COM2 9 GND 6 4 IN1 8 IN2 C319 0 1uF MM_MICP MIC_PATH_SEL MAIN_MICP MAIN_MICN VINNORP VINNORN 10u C310 EVLC14S02050 VA300 2 G1 G2 3 O 4 P 1 MIC300 SPU0410HR5H PB 100nH L300 2V5_VMIC 100nH L303 39p C302 L302 100nH C309 39p C303 22n C300 22n C305 39p MAIN_MICP MAIN_MICN TP5 T...

Страница 78: ...00 DCS mode YES Check the signal Level at TP2 of MIC300 Is it a few tens mV AC Check the soldering of TP6 Make a phone call then check TP1 mic bias signal comes from U103 NO Change the microphone YES NO Resolder component CHECKING FLOW Change the U103 Check microphone sound hole Does waveform at TP3 fluctuate NO Resolder component YES Does waveform at TP4 fluctuate NO Are the TP5 LOW NO Change the...

Страница 79: ...ly Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING TEST POINT CIRCUIT TP1 X100 4 16 RTC Trouble C122 9p 32 768KHz X100 MC 146_12_5PF 1 2 3 4 10M R107 C124 9p TP1 ...

Страница 80: ... Internal Use Only 4 TROUBLE SHOOTING RTC will work properly Is frequency at TP1 about 32 768KHz START Resolder the X100 or change the X100 NO YES YES CHECKING FLOW Is voltage at TP1 about 400mV Resolder the X100 or change the X100 NO Is RTC properly working NO Re download software and try again YES ...

Страница 81: ...DNI C357 DNI C358 R333 56K R337 56K C356 DNI 2V8_VEXT 0 470K R332 R326 DNI C353 C354 DNI DNI C359 3V3_TF 3V3_VUSB ICVN0505X150FR VA305 R334 56K DNI C355 56K R336 CD_DAT3 CLK CMD DAT0 DAT1_2 DAT2 DETECT_A DETECT_B DUMMY1 DUMMY2 DUMMY3 GND VDD VSS J302 AXA463062P TF_DATA3 TF_CLK TF_CMD TF_DATA0 TF_DATA1 TF_DATA2 TF_DET MM_USB LDO EUSY0353801 3V3_VUSB C422 1u 1u C424 CE 3 GND 2 5 PGND 4 VDD VOUT 1 U4...

Страница 82: ...rposes LGE Internal Use Only 4 TROUBLE SHOOTING Micro SD Card will work properly Micro SD Detect OK START Change Micro SD or Replace J302 NO YES TP2 Is High NO YES Check out T_CLK Data Timing OK Re download SW NO YES YES Replace Micro SD Card CHECKING FLOW Check TP1 2 85V YES NO Change U403 ...

Страница 83: ...l Use Only Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes 5 Download 5 Download A Download Setup Figure 5 1 describes Download setup Figure 5 1 Download Setup 5 1 Download ...

Страница 84: ... Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 5 Download B Multi Download Procedure 1 Run GSM Multi Download program and select Setting ...

Страница 85: ...e Only Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes 5 Download 2 Select Configuration from the menu and you may see this window 3 Press key to select DLL file and press Open ...

Страница 86: ...Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 5 Download 4 Press key to select the mot files 5 Select AlchemyData mot and press open 6 Repeat step 4 5 to select CodeData mot ...

Страница 87: ... Internal Use Only Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes 5 Download 7 Check if the ADI option is set to Hermes 8 Press OK to end Configuration Select Rate ...

Страница 88: ...Inc All right reserved Only for training and service purposes LGE Internal Use Only 5 Download 9 Press START to execute download 10 Once downloading is started press STOP button to keep from re downloading after downloading is completed ...

Страница 89: ...T L U M _ R W D R S C _ N I A M _ T I A M 3 1 T N I _ I T L U M _ 3 0 A T A D _ F T T S R _ M A C n N P _ C I M _ N I A M P _ C I M _ M M C I M _ N I A M W S g o l a n A L E S H T A P C I M N P R O N N I V L C S A D S _ C 2 I N P _ B B A D C L a r e m a C d r a c D S r e k a e p S C I M r a E r e v i e c e R B S U M D B S U _ M M P D B S U _ M M M D B S U _ I D A P D B S U _ I D A C F A N E K L C ...

Страница 90: ...ND2_6 W9 AGND2_7 AGND2_8 P12 L17 AGND2_9 R19 AGND3_1 T18 AGND3_2 U17 AIN1N ADD20 E16 E17 ADD21 D19 ADD22 ADD23 D18 G10 ADD3 ADD4 F9 G11 ADD5 F10 ADD6 ADD7 H12 H11 ADD8 F11 ADD9 AFCDAC K18 AGND1_1 H19 AGND1_2 J17 E18 AGND2_1 AGND2_10 P14 ABBRESET U8 ACCDETECT W18 ADD1 H10 ADD10 G13 G14 ADD11 ADD12 G16 ADD13 F16 F13 ADD14 ADD15 G15 F14 ADD16 F15 ADD17 ADD18 E15 ADD19 F17 ADD2 G9 18p U103 AD6726 VUSB...

Страница 91: ...207 47K C225 END C207 2V8_VEXT C215 2 2u 22n 0 1u 680 R217 C214 VBALUN_BT VBALUN_BT SW206 LEFT R213 680 1 R202 15p C209 1u C219 U203 RP103K281D TR F CE 3 GND 2 PGND 5 4 VDD VOUT 1 SW209 UP C248 DNI 680 R204 SW203 SEL DNI C239 DNI C247 STAR 0 068u C200 680 R219 C221 47n C234 TP201 1 5p TP207 TP200 C245 0 1u SW200 TP205 L203 270nH 56p C223 ACS2450HBBKF35 ANT200 DUMMY1 DUMMY2 FEED NA L200 SW201 0 1u ...

Страница 92: ...I J300 1 C1 2 C2 C3 3 4 C5 C6 5 C7 6 L302 100nH R316 12K 0 1u C325 DNI C353 C304 220n VBAT C309 39p C303 22n 15 16 17 18 19 2 20 21 22 3 4 5 6 7 8 9 CN300 GU041 18P E1000 1 10 11 12 13 14 C354 DNI DNI C359 C300 22n 100K R300 27p C341 47p C345 C305 SUSY0024801 EMS1634APB1P CN302 1 2 39p ICVN0505X150FR VA302 C337 100p 3V3_TF OVP_VUSB C318 1u 10u C332 VBAT FB302 C317 47p 27p R305 47 3V3_VUSB C330 ICV...

Страница 93: ... PGPIO4 D8 C8 PGPIO5 PGPIO6 C9 C10 PGPIO7 PGPIO8 C7 B8 D5 GND_IO1 F6 H5 GND_IO2 B2 GND_IO3 F7 GND_IO4 D6 GND_IO5 NC1 G8 NC2 G9 G4 PD2 PD3 H1 H2 PD4 C5 PD5 PD6 H3 G5 PD7 PD8 H4 J3 PD9 PDCLK U400 AIT716 AVDD G7 H7 AVSS C6 GND_CLK GND_IO0 FL400 ICVE10184E150R500FR 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 120K R422 R406 0 10u C417 C430 160K R42...

Страница 94: ...C_NC VBAT 14 VCC_BBI 4 24 VCC_BBQ 1 VCC_FE VCC_REF 17 VCC_TXVCO EUSY0280101 AD6548 U501 GND 33 I 2 3 IB NC 8 Q 23 22 QB 20 REFIN REFINB 19 REF_OP 21 RX1800 28 27 RX1800B RX1900 26 25 R500 68 0 1u C509 C508 0 1u 18nH L506 0 1u C510 0 01u C507 17 7 GSM_RX NC 18 21 PGND TX_EN 4 1 VBATT VLOGIC 2 3 VRAMP C502 56p 11 ANT 5 BS DCS_IN 19 6 DCS_RX GND1 8 9 GND2 10 GND3 GND4 12 13 GND5 14 GND6 15 GND7 GND8 ...

Страница 95: ... 96 LGE Internal Use Only Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes ...

Страница 96: ... 97 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 8 BGA Pin Map 8 BGA Pin Map U103 AD6726 EUSY0364401 ...

Страница 97: ... 98 LGE Internal Use Only Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes 8 BGA Pin Map U100 S71PL256NC0_TLA084 EUSY0288701 ...

Страница 98: ... 99 Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 8 BGA Pin Map U200 BLUECORE5 FM SMZY0015801 미사용 사용 Use Don t Use ...

Страница 99: ... 100 LGE Internal Use Only Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes 8 BGA Pin Map U400 AIT716 EUSY0344901 ...

Страница 100: ... 101 9 PCB LAYOUT LGE Internal Use Only Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes MIC300 MIC No MIC ...

Страница 101: ... Service Reset U501 Tranceiver GSM Rx Sensitivity Tx Power No Service X500 Crystal 26Mhz Reference clock No Service U500 PAM ASM No Tx Power No Service Rx Sensitivity CN301 Receiver Connector No Receiver CN305 LCD Connector No LCD Display U303 Charging IC No Charging U404 Charge Pump No LCD Backlight No Camera U402 MM LDO No U400 U201 Audio Amp No SPK MP3 U203 BT LDO No BT FM Radio FL200 Balun Fil...

Страница 102: ...alog Menu select the values as explained below Port select a correct COM port Baud rate 115000 Leave the rest as default values B Tx 1 Selecting Channel Select one of GSM or DCS PCS Band and input appropriate channel 2 Selecting APC a Select either Power level or Scaling Factor b Power level Input appropriate value GSM900 between 5 19 or DCS between 0 15 c Scaling Factor A Ramp Factor appears on t...

Страница 103: ...ved Only for training and service purposes 10 STAND ALONE TEST 10 3 Means of Test a Select a COM port b Set the values in Tx or Rx c Select band and channel d After setting them all above press connect button e Press the start button Figure 10 3 1 HW test program Connect Button ...

Страница 104: ... 105 Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 10 STAND ALONE TEST Figure 10 3 2 HW test setting Figure 10 3 3 Ramping profile ...

Страница 105: ... supply Auto cal generates calibration data by communicating with phone and measuring equipment then write it into calibration data block of flash memory in GSM phone 11 2 Equipment List Equipment for Calibration Type Model Band Wireless Communication Test Set HP 8960 Agilent RS 232 Cable and Test JIG LG RF Cable LG Power Supply HP 66311B Agilent GPIO interface card HP GPIB Agilent Calibration Fin...

Страница 106: ...ig Power Switch Number Switch 1 Switch 2 Switch 3 Switch 4 Name ADI REMOTE TI REMOTE VBAT PS Description In ON state phone is awaked It is used ADI chipset In ON state phone is awaked It is used TI chipset Power is provided for phone from battery Power is provided for phone from Power supply Table 11 3 2 Jig DIP Switch LED Number LED 1 LED 2 LED 3 LED 4 Name POWER TA UART MON Description Power is ...

Страница 107: ...OM port of PC and MON port of TEST JIG in general 2 Set the Power Supply 4 0V 3 Set the 3rd 4th of DIP SW ON state always 4 Press the Phone power key if the Remote ON is used 1st ON state 11 4 Procedure 1 Connect as Fig 11 2 2 RS232 serial cable is connected between COM port of PC and MON port of TEST JIG in general 2 Run Hot_Kimchi exe to start calibration 3 From the Calibration menu Select GB210...

Страница 108: ... 109 Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 11 AUTO CALIBRATION 4 Press Calibration START 4 ...

Страница 109: ...ue Set band EGSM and press Start button the result window will show correction values per every power level and gain code and the same measure is performed per every frequency 11 6 APC This procedure is for Tx calibration In this procedure you can get proper scale factor value and measured power level 11 7 ADC This procedure is for battery calibration You can get main Battery Config Table and temp...

Страница 110: ... 12 1 EXPLODED VIEW LGE Internal Use Only Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes 34 1 2 3 4 5 5 7 8 11 39 13 38 14 16 17 37 21 15 12 36 9 10 40 32 33 23 24 20 18 22 19 35 25 26 27 28 29 30 31 ...

Страница 111: ...ASS Y EXPLODED VIEW 112 LGE Internal Use Only Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes A C D E B ...

Страница 112: ... DARK BLUE 3 MLAC00 LABEL BARCODE MLAC0003018 PRINTING empty Without Color 3 MLAZ00 LABEL MLAZ0050901 PRINTING empty WITHOUT COLOR 2 APEY00 PHONE APEY0721101 SILVER 3 ABGF00 BUTTON ASSY MAIN ABGF0009901 WITHOUT COLOR B 10 3 ACGK00 COVER ASSY FRONT ACGK0125301 BLACK A 4 MCJK00 COVER FRONT MCJK0097101 MOLD PC LUPOY SC 1004A BLACK 6 5 MICE00 INSERT NUT MICE0005501 COMPLEX empty Without Color 4 MDAG00...

Страница 113: ...30 4 MFBC00 FILTER SPEAKER MFBC0045901 COMPLEX empty Without Color 35 4 MPBM00 PAD RECEIVER MPBM0026801 COMPLEX empty Without Color 22 4 MPBN00 PAD SPEAKER MPBN0064401 COMPLEX empty Without Color 37 4 MPBN01 PAD SPEAKER MPBN0064301 COMPLEX empty Without Color 21 4 MPBT00 PAD CAMERA MPBT0067301 COMPLEX empty Without Color 23 4 MTAD00 TAPE WINDOW MTAD0096801 COMPLEX empty Without Color 28 4 MWAE00 W...

Страница 114: ...SNGF0040701 3 0 5 0 dBd internal bluetooth chip 8 2 2 SINGLE 5 0 50 3 0 6 BAT400 BATTERY CELL LITHIUM SBCL0001701 2 V 0 5 mAh CYLINDER Reflow type BB Max T 1 67 phi 4 8 Pb Free 6 C100 CAP CERAMIC CHIP ECCH0005604 10000000 pF 6 3V M X5R TC 1608 R TP empty empty empty empty empty empty 0 8 mm 6 C101 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C102 CAP CERAMIC CHIP ECCH0005604 1000000...

Страница 115: ...5 R TP 6 C126 CAP CERAMIC CHIP ECCH0005603 2 2 uF 10V K X5R TC 1608 R TP 6 C127 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C128 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C129 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C130 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C131 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 ...

Страница 116: ...HD 1005 R TP 6 C201 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C202 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C203 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C204 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C205 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C206 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R T...

Страница 117: ...V J NP0 TC 1005 R TP 6 C233 CAP CERAMIC CHIP ECCH0000112 15 pF 50V J NP0 TC 1005 R TP 6 C234 CAP CHIP MAKER ECZH0000822 1 5 pF 50V C NP0 TC 1005 R TP 6 C235 CAP CERAMIC CHIP ECCH0000198 2 2 uF 6 3V M X5R TC 1005 R TP 6 C236 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C237 CAP CERAMIC CHIP ECCH0000198 2 2 uF 6 3V M X5R TC 1005 R TP 6 C240 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R H...

Страница 118: ...R TP 6 C331 CAP CERAMIC CHIP ECCH0000117 27 pF 50V J NP0 TC 1005 R TP 6 C332 CAP CERAMIC CHIP ECCH0005604 10000000 pF 6 3V M X5R TC 1608 R TP empty empty empty empty empty empty 0 8 mm 6 C335 CAP CERAMIC CHIP ECCH0000120 39 pF 50V J NP0 TC 1005 R TP 6 C336 CAP CERAMIC CHIP ECCH0000120 39 pF 50V J NP0 TC 1005 R TP 6 C337 CAP CHIP MAKER ECZH0000813 100 pF 50V J NP0 TC 1005 R TP 6 C340 CAP TANTAL CHI...

Страница 119: ...X7R TC 1005 R TP empty empty empty empty empty empty 6 C416 CAP CHIP MAKER ECZH0004402 100000 pF 16V Z X7R TC 1005 R TP empty empty empty empty empty empty 6 C417 CAP TANTAL CHIP ECTH0003701 10 uF 6 3V M L_ESR 1608 R TP 6 C420 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C421 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C422 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R...

Страница 120: ...TC 1005 R TP 6 C512 CAP CHIP MAKER ECZH0000841 56 pF 50V J NP0 TC 1005 R TP 6 C513 CAP CERAMIC CHIP ECCH0000104 3 pF 50V C NP0 TC 1005 R TP 6 C514 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C515 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C516 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C517 CAP CERAMIC CHIP ECCH0000117 27 pF 50V J NP0 TC 1005 R TP 6 C...

Страница 121: ...300 FILTER EMI POWER SFEY0010501 SMD SMD 18 V 4ch EMI_ESD Filter 100Ohm 15pF Pb free 6 FL301 FILTER EMI POWER SFEY0010501 SMD SMD 18 V 4ch EMI_ESD Filter 100Ohm 15pF Pb free 6 FL302 FILTER EMI POWER SFEY0010501 SMD SMD 18 V 4ch EMI_ESD Filter 100Ohm 15pF Pb free 6 FL400 FILTER EMI POWER SFEY0011601 SMD SMD 18 V 4ch EMI_ESD Filter 50 Ohm 15pF 6 FL401 FILTER EMI POWER SFEY0011601 SMD SMD 18 V 4ch EM...

Страница 122: ...0 Kohm 1 16W J 1005 R TP 6 R111 PCB ASSY MAIN PAD OPEN SAFO0000501 0OHM_1005_DNI 6 R112 RES CHIP MAKER ERHZ0000465 3300 ohm 1 16W J 1005 R TP 6 R113 PCB ASSY MAIN PAD OPEN SAFO0000501 0OHM_1005_DNI 6 R114 RES CHIP MAKER ERHZ0000405 10 Kohm 1 16W J 1005 R TP 6 R115 PCB ASSY MAIN PAD OPEN SAFO0000501 0OHM_1005_DNI 6 R116 RES CHIP MAKER ERHZ0000454 27 Kohm 1 16W J 1005 R TP 6 R117 RES CHIP MAKER ERHZ...

Страница 123: ...P 6 R314 RES CHIP MAKER ERHZ0000404 1 Kohm 1 16W J 1005 R TP 6 R315 RES CHIP MAKER ERHZ0000406 100 Kohm 1 16W J 1005 R TP 6 R316 RES CHIP MAKER ERHZ0002401 12 Kohm 1 16W J 1005 R TP 6 R317 RES CHIP MAKER ERHZ0002401 12 Kohm 1 16W J 1005 R TP 6 R318 RES CHIP MAKER ERHZ0000454 27 Kohm 1 16W J 1005 R TP 6 R319 RES CHIP MAKER ERHZ0002401 12 Kohm 1 16W J 1005 R TP 6 R320 RES CHIP MAKER ERHZ0000441 22 o...

Страница 124: ... 1 16W J 1005 R TP 6 R401 RES CHIP MAKER ERHZ0000435 20 ohm 1 16W J 1005 R TP 6 R402 RES CHIP MAKER ERHZ0000406 100 Kohm 1 16W J 1005 R TP 6 R403 PCB ASSY MAIN PAD OPEN SAFO0000501 0OHM_1005_DNI 6 R404 PCB ASSY MAIN PAD OPEN SAFO0000501 0OHM_1005_DNI 6 R405 RES CHIP MAKER ERHZ0002401 12 Kohm 1 16W J 1005 R TP 6 R406 PCB ASSY MAIN PAD SHORT SAFP0000501 6 R407 PCB ASSY MAIN PAD OPEN SAFO0000501 0OHM...

Страница 125: ...M 3V 8x11 6x1 2mm 84ball Pb Free 6 U101 IC EUSY0227901 SON5 P 0 35 fSV 5 PIN R TP 2 INPUT AND GATE Pb Free 6 U102 IC EUSY0317101 WQFN 10 PIN R TP 1 8 1 4 0 75 6 U103 IC EUSY0364401 BGA 361 R TP ATLAS 2H ULC IC Digital Baseband Processor 6 U200 MODULE ETC SMZY0015801 84 Ball 0 5pitch BGA Bluetooth FM 6 0 6 0 1 0 6 U201 IC EUSY0360201 CSP 20 R TP Class D mono Capless HP A S IC Audio Sub System 6 U20...

Страница 126: ...CCH0000120 39 pF 50V J NP0 TC 1005 R TP 6 C303 CAP CERAMIC CHIP ECCH0000179 22 nF 16V K X5R HD 1005 R TP 6 C305 CAP CERAMIC CHIP ECCH0000120 39 pF 50V J NP0 TC 1005 R TP 6 C309 CAP CERAMIC CHIP ECCH0000120 39 pF 50V J NP0 TC 1005 R TP 6 C310 CAP CERAMIC CHIP ECCH0005604 10000000 pF 6 3V M X5R TC 1608 R TP empty empty empty empty empty empty 0 8 mm 6 C328 CAP CERAMIC CHIP ECCH0000122 47 pF 50V J NP...

Страница 127: ...TP 6 R219 RES CHIP MAKER ERHZ0000505 680 ohm 1 16W J 1005 R TP 6 R307 PCB ASSY MAIN PAD SHORT SAFP0000501 6 R310 PCB ASSY MAIN PAD SHORT SAFP0000501 6 R408 RES CHIP MAKER ERHZ0000483 47 ohm 1 16W J 1005 R TP 6 R409 RES CHIP MAKER ERHZ0000483 47 ohm 1 16W J 1005 R TP 6 R410 RES CHIP MAKER ERHZ0000483 47 ohm 1 16W J 1005 R TP 6 R411 RES CHIP MAKER ERHZ0000483 47 ohm 1 16W J 1005 R TP 6 R412 RES CHIP...

Страница 128: ...19 RMS 20mW 0 56V RMS 16Ohm 2 4Ohm 1KHZ 116dB 3dB 1KHZ 3mW 116dB 1KHZ 96dB 100HZ empty BLACK 18P MMI CONNECTOR Earphone Stereo 3 SSAD00 ADAPTOR AC DC SSAD0024901 100 240V 5060 Hz 5 1 V 7 A CB GOST AC DC ADAPTOR 100Vac 350Vac 5 1V 0 15 0 2 700mA 5060 WALL 2P I O CONNECTOR 㾌 ADAPTOR AC DC SSAD0024902 100 240V 5060 Hz 5 1 V 7 A CB GOST AC DC ADAPTOR 100Vac 350Vac 5 1V 0 15 0 2 700mA 5060 WALL 2P I O ...

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