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LGIC(42)-A-5505-10:01

10V, X5R

MP3 & T-Flash Interface

(10V,K,X5R, 1005)

BAT Connector

T-Flash Connector

(4.7u)

(1%)

*U303 : NA

(10V,K,X5R, 1608)

CHARGING IC

10V Over

(1%)

(1%)

LG Electronics Inc.

ECZH0001421

C352

(5%)

2V8_DAC

2.2u

VDD

VOUT

C336

220n

U301

R1180D331B

EUSY0333001

CE_OR_NC

GND1

GND2

ECCH0003002

C311

10u

C306

ECCH0002101

1 uF

3V3_VUSB

2V8_VEXT

C305

1 uF

SVREF

TEST

USB_PADM

USB_PADP

USB_RPU

USB_VDDA1

L2
K2

USB_VDDA2

USB_VDDD

M4
L5

USB_VDDL

USB_VRES

USB_VSDL

USB_VSSA1

USB_VSSA2

WRN

M10

NC1
NC2

A4
B4

NC3

NC4

NC5

F2
F4

NC6
NC7

F9
M12

NC8

PRCORE_DVDD

J12

PRCORE_VDD

K12

PRCORE_VSS

L12

RDN

M11

RSTN

SP_SO1

A2
A1

SP_SO2

SP_VDDA2

SP_VSSA1

GPIO27_NF_IO7

GPIO30_NF_CLE
GPIO31_NF_ALE

B5
A6

GPIO32_NF_CEN

GPIO33_NF_REN

GPIO34_NF_WEN
GPIO35_NF_WPN

B7
A8

GPIO36_NF_RB

GPIO37

HP_OUTL

HP_OUTR

HP_VCM_HVDD

HP_VDDA

D7
D8

HP_VSSA

IFSEL

IRQ

J11

F12

GPIO14_SD_DATA2

G11
G12

GPIO15_SD_DATA3

H11

GPIO16_SD_LOCK
GPIO17

H12

GPIO1_VDD_SD_VDD

D12

E12

GPIO1_VSS_SD_VSS

GPIO20_NF_IO0

A10
B10

GPIO21_NF_IO1
GPIO22_NF_IO2

A11
B11

GPIO23_NF_IO3

GPIO23_VDD_NF_VDD

GPIO23_VSS_NF_VSS

C11

GPIO24_NF_IO4
GPIO25_NF_IO5

A12

GPIO26_NF_IO6

B12
C12

DAC_VREFN

DAC_VREFP

DAC_VSSA

GPIO00

G4
H4

GPIO01

GPIO02
GPIO03

GPIO04

J6
J7

GPIO05
GPIO06

GPIO07

GPIO0_VDD

GPIO0_VSS

GPIO10_SD_CLK

D11

GPIO11_SD_CMD

E11
F11

GPIO12_SD_DATA0
GPIO13_SD_DATA1

D1
E1

ADCB_IP3

CLK

K11

CSN

M6
M7

D2
D3

D4
D5

L8
L9

L10

DAC_AOUTL

J2
H2

DAC_AOUTR

DAC_VCOM

DAC_VDDA

U305

VC0978BRDA

EUSY0351501

L11

ADCA_IP1

C1
C2

ADCA_IP2
ADCA_IP3

D2
E2

ADCB_IP1
ADCB_IP2

47K

R310

C347

ECCH0006201

4.7u

2V8_TF

0.1u

C319

4.7u

ECCH0006201

C310

ECCH0000117

C313

R321

20K

27p

6.2K

R325

VUSBIN

10K

R331

TP301

C346

0.1u

C345

R313

10K

2V8_HP

39p

220n

C341

C340

0.1u

620

R333

100nH

L302

C327

0.1u

C315

ECZH0001215

100nH

L301

100nH

L303

39p

C355

C348

0.1u

0.01u

C330

0.1u

C343

2V8_VC

0.1u

C318

0.1u

C351

C338

220n

1 uF

ECCH0002101

C303

2V8_TF

0.1u

2V8_VC

ENZY0019901

HSBC-3P-58-A1

CN301

1V8_VC

2V8_VEXT

C356

A3V3_VUSB

10K

R332

220n

VUSBIN

39p

C332

39p

C350

C322

ECCH0007802

4.7u

C342

C309

ECCH0006201

4.7u

C316

VBAT

C302

ECCH0002101

1 uF

VOUT

0.1u

C324

U303

RP103K281D-TR-F

EUSY0355701

GND

PGND

VDD

39p

DNI

R314

C320

C339

R328

39p

10K

R334

R335

10K

R304

DNI

220n

C337

DNI

R307

C304

ECCH0002101

1 uF

1.5K

GND1_TP

R322

2V8_VC

VBAT_TP

R312

10K

A3V3_VUSB

2V8_HP

2V8_TF

C344

10u

C354

3V3_VUSB

ECCH0003002

1V8_VC

0.1u

R302

10K

BATT

GND

IBF

ISET

NTC

PGND

_ACOK

_CHG

_EN

U304

MP26021

EUSY0352601

C323

ECCH0003002

10u

DNI

R306

47K

VA301

0.1u

R308

C334

100K

R320

100K

2V8_VEXT

GND3_TP

R305

DNI

DNI_CAP_2012

R350

C307

EN1

2
3

EN2

GND

NC1

NC2

PGND

VIN

VOUT1
VOUT2

2V8_VC

GND2_TP

EUSY0319001

RT9011-MGPQW

U302

C329

ECCH0006201

4.7u

C325

39p

10K

R319

R311

47K

R315

100K

R326

470K

39p

C326

1 uF

2V8_DAC

VBAT

C301

R309

10K

R301

R318

10K

DNI

DNI_CAP_1005

C314

2V8_VC

C321

0.1u

3.9K

R317

TP303

C331

ECZH0001215

3V3_VUSB

TP304

39p

C349

C358

C359

2V8_VC

C328

10u

ECCH0006501

220n

C335

TP302

39p

C333

100K

R329

2V8_HP

VUSBIN

2V8_DAC

A3V3_VUSB

10K

R303

C353

ECZH0001421

2.2u

VBAT

DNI

CLK

CMD

DAT0

DAT1

DAT2

DAT3

GND1

GND2

GND3

11
12

GND4

VDD

VSS

C308

4.7n

C357

ENSY0017701

SCHB1A0202

J301

L304

100nH

ECZH0003103

0.1u

C317

nCHG_DET

nCHG_EN

USB_DET

SD_CMD

SD_D3

SD_D1

VCHARGE

VSPK_OUT_N
VSPK_OUT_P

FM_HP_R
FM_HP_L

SD_D2
SD_D3

USB+
USB-

HP_R

HEADSET_RADIO_SEL

SD_CLK

SD_CMD

SD_D0
SD_D1

DATA05
DATA06
DATA07

nWE

nVC_CS

ADD01

nRD

nFM_RESET

HP_L

FM_LDO_EN

BATT_TEMP

VC_26M

VC_INT

nVC_RESET

DATA00
DATA01
DATA02
DATA03
DATA04

SD_D2

SD_D0

SD_CLK

USB_LDO_EN

7. CIRCUIT DIAGRAM

LGE Internal Use Only

Содержание KP110

Страница 1: ...Service Manual Model KP110 Service Manual KP110 Date February 2008 Issue 1 0 Internal Use Only KP110 SVC svc cover 5 5 2008 2 22 1 48 PM 1 ...

Страница 2: ... Trouble 56 4 10 Earphone Trouble 58 4 11 KEY backlight Trouble 60 4 12 Receiver Trouble 62 4 13 Microphone Trouble 64 4 14 RTC Trouble 66 4 15 FM Radio Trouble 68 4 16 MP3 Trouble 71 5 DOWNLOAD 74 5 1 Download 74 6 BLOCK DIAGRAM 80 7 CIRCUIT DIAGRAM 81 8 BGA IC Pin Check 87 9 PCB LAYOUT 91 10 ENGINEERING MODE 93 10 1 BB Test MENU 1 94 10 2 RF Test MENU 2 95 10 3 MF mode MENU 3 96 10 4 Trace optio...

Страница 4: ...nauthorized use B Incidence of Harm If a telephone company determines that the equipment provided to customer is faulty and possibly causing harm or interruption in service to the telephone network it should disconnect telephone service until repair can be done A telephone company may temporarily disconnect service as long as repair is not done C Changes in Service A local telephone company may ma...

Страница 5: ...d engines or electric motors may cause problems H Electrostatic Sensitive Devices ATTENTION Boards which contain Electrostatic Sensitive Device ESD are indicated by the sign Following information is ESD handling Service personnel should ground themselves by using a wrist strap when exchange system boards When repairs are made to a system board they should spread the floor with anti static mat whic...

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

Страница 7: ... RLR Receiving Loudness Rating RMS Root Mean Square RTC Real Time Clock SAW Surface Acoustic Wave SIM Subscriber Identity Module SLR Sending Loudness Rating SRAM Static Random Access Memory PSRAM Pseudo SRAM STMR Side Tone Masking Rating TA Travel Adapter TDD Time Division Duplex TDMA Time Division Multiple Access UART Universal Asynchronous Receiver Transmitter VCO Voltage Controlled Oscillator V...

Страница 8: ...itivity 102dBm TX output power GSM900 32 5dBm Level 5 DCS 29 5dBm Level 0 GPRS compatibility Class 10 SIM card type 3V 1 8V Small Display MAIN CSTN 128 128 pixel 65K Color Hard icons Key Pad Status Indicator 0 9 Up Down Left Right Ok Navigation Key Menu Key Back Key Send Key PWR Key ANT Internal EAR Phone Jack Yes Stereo PC Synchronization Yes Speech coding EFR FR HR Data Yes Vibrator Yes Loud Spe...

Страница 9: ...Error RMS 5 degrees Peak 20 degrees 3 Frequency Error 0 1 ppm GSM900 Level Power Toler Level Power Toler 5 33 dBm 2dB 13 17 dBm 3dB 6 31 dBm 3dB 14 15 dBm 3dB 7 29 dBm 3dB 15 13 dBm 3dB 8 27 dBm 3dB 16 11 dBm 5dB 9 25 dBm 3dB 17 9 dBm 5dB 10 23 dBm 3dB 18 7 dBm 5dB 11 21 dBm 3dB 19 5 dBm 5dB 4 Power Level 12 19 dBm 3dB DCS Level Power Toler Level Power Toler 0 30 dBm 2dB 8 14 dBm 3dB 1 28 dBm 3dB ...

Страница 10: ... Max dBc 100 0 5 200 30 250 33 400 60 600 1 200 60 1 200 1 800 60 1 800 3 000 63 3 000 6 000 65 5 Output RF Spectrum 6 000 71 due to modulation DCS Offset from Carrier kHz Max dBc 100 0 5 200 30 250 33 400 60 600 1 200 60 1 200 1 800 60 1 800 3 000 65 3 000 6 000 65 6 000 73 GSM900 Offset from Carrier kHz Max dBm Output RF Spectrum 400 19 6 due to switching transient 600 21 1 200 21 1 800 24 ...

Страница 11: ...ons Conduction Emission Status GSM900 8 Bit Error Ratio BER Class II 2 439 102 dBm DCS BER Class II 2 439 102 dBm 9 RX Level Report Accuracy 3 dB 10 SLR 8 3 dB Frequency Hz Max dB Min dB 100 12 200 0 300 0 12 11 Sending Response 1 000 0 6 2 000 4 6 3 000 4 6 3 400 4 9 4 000 0 12 RLR 2 3 dB Frequency Hz Max dB Min dB 100 12 200 0 300 2 7 500 5 13 Receiving Response 1 000 0 5 3 000 2 5 3 400 2 10 4 ...

Страница 12: ...uency 2 5ppm 13 MHz tolerance 19 32 768KHz tolerance 30ppm At least 65 dBspl under below conditions 20 Ringer Volume 1 Ringer set as ringer 2 Test distance set as 50 cm 21 Charge Current Fast Charge 600 mA Slow Charge 120 mA Antenna Bar Number Power 5 85 dBm 4 90 dBm 86 dBm 22 Antenna Display 3 95 dBm 91 dBm 2 100 dBm 96 dBm 1 105 dBm 101 dBm 0 105 dBm Battery Bar Number Voltage Power off 3 30V 0 ...

Страница 13: ...for training and service purposes Item Description Specification 25 Forced shut down Voltage 3 35 0 05V 1 Li ion Battery 26 Battery Type Standard Voltage 3 7 V Battery full charge voltage 4 2 V Capacity 800mAh Switching mode charger 27 Travel Charger Input 100 240 V 50 60 Hz Output 4 8V 6 4V 400 mA ...

Страница 14: ...common power supply pads to distribute current The output of each PA block and the outputs to the two receiver 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 substrate The assembly is encapsulated with plastic overmold Band selection and control of transmit and receive...

Страница 15: ... mode control 5 BS Band Select mode control 6 DCS_RX DCS Receive RF Output 1805 1880 MHz 7 GSM_RX GSM Receive RF Output 920 960 MHz 8 GND RF and DC Ground 9 GND RF and DC Ground 10 GND RF and DC Ground 11 ANT RF_IN RF_OUT to Antenna 12 GND RF and DC Ground 13 GND RF and DC Ground 14 GND RF and DC Ground 15 GND RF and DC Ground 16 GND RF and DC Ground 17 GSM_IN RF input 880 915 MHz 18 NC No Connect...

Страница 16: ...hitecture for directly modulating baseband signals onto the integrated TX VCO The translation loop modulator and TX VCO are extremely low noise removing the need for external SAW filters prior to the PA The AD6548 uses 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 incorpor...

Страница 17: ...t 19 REFIN Crystal Connection 4 VCC_BBI Baseband I TX path supply IP 20 REFINB Crystal Connection 5 SDATA Serial port data 21 REF_OP Reference Frequency Output 6 SCLK Serial port clock 22 QB Q baseband input output 7 SEN Serial port enable 23 Q Q baseband input output 8 N C Not connected 24 VCC_BBQ Baseband Q supply IP 9 VLDO3 TX LDO Output 1 25 RX1900B PCS 1900 LNA input 10 TXOP_LO Transmit O P 8...

Страница 18: ...on 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 ensures excellent frequency stability under all circumstances LGE Internal Use Only Copyright 2...

Страница 19: ...tion FAT16 32 file system storage interface SD card 1bit 4bit MMC card T flash 8 bit NAND flash card I2S audio interface MP3 decoder ADPCM decoder MIDI 64poly Stereo DAC Stereo headset amplifiers Single speaker amplifiers Bypass function LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes Figure 3 5 VC0978 AUDIO PROCESSOR SYSTEM ...

Страница 20: ...ce Universal System Connector Interface Data Services Interface Battery Interface e g Dallas Control of Radio Subsystem Three independent programmable backlight outputs Real Time Clock with Alarm Programmable Power Management and Clock Management Supports 13 MHz and 26 MHz Input Clocks Slow Clocking Scheme for Low Idle Mode Current Power Down modes On chip support for GSM Data Services up to 14 4K...

Страница 21: ... 22 3 TECHNICAL BRIEF LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes Figure 3 5 SYSTEM INTERCONECTION OF AD6721 EXTERNAL INTERFACE ...

Страница 22: ...724 directly LCD_SDATA This signal transfer serial data to driver IC Table 3 5 B LCD CONTRON SIGNALS DISCRIPTION 0V Voltage Low High SHARP LCD CHARGE PUMP 2 8V ID LCD Connector GP MAKER R216 47 R223 75K ECCH0004904 1u C222 VBAT 4 5 IN NC 12 U202 C1 10 9 C1 7 C2 6 C2 CP 8 1 D1 D2 2 3 D3 EN_SET 11 GND AAT3157ITP T1 EUSY0238702 R227 47 C221 ECZH0001215 1u C232 27p C231 DNI 100K R230 R224 47 C220 ECCH...

Страница 23: ...ining and service purposes Signals Description MLED Current source for backlight LED LCD_BACKLIGHT_CTRL Control LCD backlight level in 16 steps MLED 1 2 This pins are returned paths for backlight LED current source MLED Table 3 5 B2 DESCRIPTION OF LCD BACKLIGHT LED CONTROL Signals Description PA_BAND GPO 3 PAM Band Select ANT_SW GPO 9 Antenna switch Band Select PA_EN GPO11 PAM Enable Disable S_EN ...

Страница 24: ...ernal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes Signals Description SIM_DATA This pin receives and sends data to SIM card This model can support 3 0 volt and 1 8 volt interface SIM card SIM_CLK Clock 3 25MHz frequency SIM_RST Reset SIM block GPIO_23 Table 3 5 D SIM CONTROL SIGNALS DESCRIPTION Figure 3 5 D2 SIM Interface of AD6724 SIM SOCKE...

Страница 25: ...ital 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 crystal oscillator 2 75 V 10 mA 2V75_VABB analog basand relulator LGE Internal Use...

Страница 26: ...d column are connected together causing the row input to go low and generate an interrupt The columns rows are then scanned by AD6724 to identify the pressed key LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes Figure 3 8 Keypad Switches and Scanning 9 2 END 7 MENU KEY Matrix 3 5 LEFT 6 OK 1 DOWN 0 4 UP SEL SEND RIGHT 8 DNI C429 0 C4...

Страница 27: ...008 LG Electronics Inc All right reserved Only for training and service purposes Figure 3 9 Connection between Microphone MAIN_MIC 2V5_VMIC 39p C211 C202 10u ECTH0001701 C205 27p C207 39p 100ohm R205 1 2 MIC201 OB4 15L42 C33L SUMY0003802 mic_ob4_15l42_c33_bottomview 0 1u C208 2 2K R204 2 2K R208 SEVY0004101 VA204 ICVN0505X150FR C206 39p C210 39p SEVY0004101 ICVN0505X150FR VA203 1K R202 100ohm R206...

Страница 28: ...ADSET JACK INTERFACE 0 1u C404 8 1A 1B0 10 1B1 1 2A 5 2 2B0 3 2B1 4 GND S1 7 S2 6 9 VCC U402 FSA2268TUMX EUSY0340301 ECTH0003401 C415 33u 10u ECTZ0003701 C437 10u C436 ECTZ0003701 100K R407 2V8_VEXT 33u C416 ECTH0003401 HEADSET_RADIO_SEL AUXOP_FM_R AUXON_FM_L AUXON AUXOP HP_R HP_L U406 NA 1 for RADIO I O CONNECTOR for RADIO KP110a 115a 110 115b 100K R419 DNI C410 2V5_VMIC FB404 C419 39 2V8_VEXT DN...

Страница 29: ...pyright 2008 LG Electronics Inc All right reserved Only for training and service purposes Figure 3 12 KEY BACK LIGHT ILLUMINTION 10V K X7R KEY BACKLIGHT LEBB S14E LD204 LD205 LEBB S14E ECZH0003103 C240 0 1u 0 1u ECZH0003103 C239 LD201 LEBB S14E EDLH0004501 R220 100ohm 100ohm R225 LD206 LEBB S14E LEBB S14E LD203 VBAT LD202 LEBB S14E VBAT R221 100ohm 100ohm R229 R228 100ohm R222 100ohm nKEY_BACKLIGH...

Страница 30: ...ng and service purposes Figure 3 13 MAIN LCD BACKLIGHT ILLUMINATION Figure 3 5 3 Charge pump Output Current LCD CHARGE PUMP R216 75K ECCH0004904 1u C222 VBAT 4 5 IN NC 12 U202 C1 10 9 C1 7 C2 6 C2 CP 8 1 D1 D2 2 3 D3 EN_SET 11 GND AAT3157ITP T1 EUSY0238702 C221 ECZH0001215 1u C220 ECCH0004904 1u C223 27p 43K R219 C241 ECCH0004904 1u C226 27p 2V8_VEXT C224 27p C225 DNI MLED LCD_BACKLIGHT_CTRL MLED1...

Страница 31: ...C3 of AD6724 LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes VIBRATOR 50V J NP0 1608 C217 27p VBAT 1K R214 100K R215 VBAT A1_C2 3 A2 2 1 C1 EDSY0014001 D201 KDS221E_RTK CN203 LA4 436BK SJMY0007904 1 2 R213 10 27p C219 2 3 1 2SC5585 EQBN0007101 Q201 VIBRATOR Figure 3 14 Vibrator ...

Страница 32: ... next falling SCLK edge An internal address counter automatically increments to allow continuous data byte writes starting with the upper byte of register 02h followed by the lower byte of register 02h and onward until the lower byte of the last register is reached The internal address counter then automatically wraps around to the upper byte of register 00h and proceeds from there until continuou...

Страница 33: ...OUT TP403 U401 RP103K281D TR F EUSY0355701 4 7K R414 2V8_RADIO C403 1u 0 1u C408 TP402 C406 DNI 10 VIO _RST 5 _SEN 6 12 GND2 15 GND3 19 GPIO1 GPIO2 18 17 GPIO3 LOUT 14 1 NC1 NC2 20 21 PGND RCLK 9 RFGND 3 ROUT 13 7 SCLK 8 SDIO VA 16 VD 11 EUSY0356501 SI4702 C19 GM U403 FMIP 2 GND1 4 2V8_RADIO VBAT 2V8_VEXT R411 10K R416 0 0 R417 R418 47 ECCH0002101 C401 1 uF R401 DNI 100K R404 2V8_RADIO 2V8_RADIO n...

Страница 34: ...rickle charge The device also provides AC adapter power good and Charge status indications to the system MP26021 is available in a 10 pin 3mm x 3mm QFN package Figure 3 15 CIRCUIT FOR BATTERY CHARGING 10V Z Y5V FL401 NA 50V J NP0 2012 5 IN_PAD 12 8 NC1 NC2 9 OUT1 6 7 OUT2 _EN 10 3 _FLAG EUSY0354101 NCP347MTAHTBG U405 GND 2 11 GND_PAD 1 IN1 4 IN2 IN3 VCHARGE C431 ECCH0003002 10u VCHARGE_IO OUT ICVF...

Страница 35: ...t reserved Only for training and service purposes TEST POINT 36 4 TROUBLE SHOOTING 4 TROUBLE SHOOTING 4 1 RF Component U502 FL501 U503 X501 Figure 4 1 U502 Power Amp Module SKY77518 U503 AD6548 RF Main Chip Transceiver X501 Crystal 26MHz Clock FL501 SAW FILTER B9310 ...

Страница 36: ... service purposes 4 TROUBLE SHOOTING 37 4 2 RX Trouble START Re download SW or Do calibration again HP8960 Test mode 109 CH 7 level setting TCH 109CH 60dBm setting BCCH Spectrum analyzer setting Oscilloscope setting 1 Check Crystal Circuit 2 Check Mobile SW FEM 3 Check RX I Q Signal CHECKING FLOW ...

Страница 37: ...OTING 38 1 Checking Crystal Circuit TP1 26 MHzO K No No Crystal Circuit is OK See next Pageto check Mobile SW ee next geto check Mobile SW Yes Change X501 1M R509 C512 47p 3 GND 2 IN 4 OUT VCC 5 U501 SN74AHC1GU04DCKR 2 2u C513 2V75_VVCXO R507 0 26M VC_26M TEST POINT CHECKING FLOW CIRCUIT WAVEFORM Graph 4 2 1 a Graph 4 2 1 b TP1 ...

Страница 38: ...rence Referto graph 4 2 3 TP2 TP1 U503 B 180 R514 C535 39p 39p C515 VCC_FE VCC_REF 17 VCC_TXVCO 12 13 VDD 15 VLDO1 VLDO2 16 9 VLDO3 RX1800B RX1900 26 25 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 EUSY0280101 AD6548 U503 GND 33 I 2 3 IB NC 8 Q 23 22 QB 20 REFIN REFINB 19 REF_OP 21 RX1800 28 27 1u 518 C514 10p IN...

Страница 39: ...oses 4 TROUBLE SHOOTING 40 4 3 TX Trouble START Redownload SW or Do calibration again HP8960 Test mode 109 CH 7 level setting TCH 109CH 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 ...

Страница 40: ...NG 41 1 Checking Crystal Circuit TP1 26 MHzO K No No Crystal Circuit is OK See next Page to check Mobile SW See next Page to check Mobile SW Yes Change X501 1M R509 C512 47p 3 GND 2 IN 4 OUT VCC 5 U501 SN74AHC1GU04DCKR 2 2u C513 2V75_VVCXO R507 0 26M VC_26M TEST POINT CHECKING FLOW CIRCUIT WAVEFORM Graph 4 3 1 a Graph 4 3 1 b TP1 ...

Страница 41: ...W Check if there is Any Major Differenceor not Referto Graph 4 3 3 TP1 PA_EN TP2 TX_RAMP U502 100ohm R502 C510 18p R504 100ohm 27p C504 PCS_IN PGND TX_EN 4 1 VBATT VLOGIC 2 3 VRAMP 5 BS GND4 GND5 GND6 GND7 GND8 16 GND9 20 GSM_IN 17 NC 18 19 SKY77517 U502 C506 TLJR336M010R3500 33u ECTH0005501 C509 33p C508 0 01u VBAT R501 100ohm R503 1K C511 12p 39p C502 C503 DNI C505 27p ANT_SW PA_BAND TX_RAMP PA_...

Страница 42: ...o Replace U503 TP2 TP1 U503 180 C535 39p 39p C515 VCC_FE VCC_REF 17 VCC_TXVCO 12 13 VDD 15 VLDO1 VLDO2 16 9 VLDO3 RX1800B RX1900 26 25 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 EUSY0280101 AD6548 U503 GND 33 I 2 3 IB NC 8 Q 23 22 QB 20 REFIN REFINB 19 REF_OP 21 RX1800 28 27 X u 18 IN QN QP IP TEST POINT CHECKI...

Страница 43: ...112 1u 1u C111 2V5_VMIC 2V8_VEXT 1u C117 22p C105 1u C114 22p C109 1V8_VCORE VMEM R13 VMIC P16 N1 VPEG VSIM R14 F16 VVCXO U12 VBAT8 VCORE U11 M1 VCORE1 A9 VCORE2 C1 VCORE3 VCORE4 P1 VDDRTC T9 C11 VEXT01 VABB G17 E8 DATA2 C9 DATA0 A11 D9 DATA1 1V8_VRTC 1u C116 1V8_VCORE 2V85_VSIM VEXT 2 2u C113 10K R101 2V75_VABB VBACKUP DATA01 DATA02 DATA00 TEST POINT CIRCUIT Figure 4 4 END 10K R428 VBAT SW421 680...

Страница 44: ... LDO outputs at U101 Logic level at RPWRON of U101 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 VVCXO 2 75V 2V8_VMEM 2 8V 2V 85_VSIM 2 85V 2V8_VEXT 2 8V 1V8_VRTC 1 8V 2V5_VMIC 2 5V Replace U101 Does it work properly Replace the main board YES YES YES YES YES NO NO N...

Страница 45: ...10V K X5R 1005 1 10V K X5R 1608 CHARGING IC 1 5 R321 20K 620 R333 0 1u 2V8_VEXT C356 ECCH0007802 4 7u C342 DNI R314 0 R328 10 BATT GND 6 IBF 8 1 IN 9 ISET 5 NTC 11 PGND SS 7 3 _ACOK _CHG 2 4 _EN U304 MP26021 EUSY0352601 R320 100K R315 100K R326 470K VBAT 3 9K R317 C331 ECZH0001215 1u TP304 100K R329 4 7n C357 nCHG_DET nCHG_EN VCHARGE TEST POINT CIRCUIT Figure 4 5 TP3 TP2 TP1 ...

Страница 46: ...at anode of R326 4 8 6 4V Is Voltage across R315 0V YES YES YES Is Voltage across R328 about 3V YES Battery is charged YES Charging is properly operating NO NO NO NO NO Resolder the CN401 Pin 12 13 VCHARGE The TA is out of order Change the TA Replace the U101 Replace the U101 Replace the main board Battery is charged NO Change the battery Charging is properly operating YES Checking Flow ...

Страница 47: ...e purposes 4 TROUBLE SHOOTING 48 4 6 Vibrator Trouble TP2 TP1 TP3 VIBRATOR 50V J NP0 1608 C217 27p VBAT 1K R214 100K R215 VBAT A1_C2 3 A2 2 1 C1 EDSY0014001 D201 KDS221E_RTK CN203 LA4 436BK SJMY0007904 1 2 R213 10 27p C219 2 3 1 2SC5585 EQBN0007101 Q201 VIBRATOR TEST POINT CIRCUIT Figure 4 6 TP1 TP2 TP3 ...

Страница 48: ...oses SETTING Enter the engineering mode and set vibrator on at vibration of BB test menu Check Voltage Level of R214 R215 OK NG OK Replace the U101 Enter the engineering mode and set vibrator on R214 2 8V R215 0 7V Check Voltage Level of Q101 PIN3 and R213 Q201 PIN3 0V R213 0V Replace the Q201 NG Replace Vibrator START Checking Flow ...

Страница 49: ...LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING 50 4 7 LCD Trouble J202 TP1 TP3 TP4 TP5 TP2 TEST POINT ...

Страница 50: ...8 1 D1 D2 2 3 D3 EN_SET 11 GND AAT3157ITP T1 EUSY0238702 R227 47 C221 ECZH0001215 1u C232 27p C231 DNI 100K R230 R224 47 C220 ECCH0004904 1u C223 27p R226 47 43K R219 C241 ECCH0004904 1u 1u C234 EVLC5S0250 SEVY0005201 VA207 MIPG C226 5 6 7 8 9 27p 14 15 1 10 11 12 13 2 3 4 ENQY0014701 IMSA 9671S 13Y912 J202 MIPD 27p C235 2V8_VEXT C238 DNI DNI C237 C224 27p 27p C236 C225 DNI MLED LCD_SCLK nLCD_MAIN...

Страница 51: ...service purposes CHECKING FLOW START Backlight is OK Change PCB YES NG Check Operation After LCD changes NO Check Control Signal and Power Including soldering status C234 2 8V Control Signal Refer to next page NG Replace component Or change PCB Change PCB OK Check soldering status of J202 OK Change LCD OK NG Replace J202 ...

Страница 52: ...ly Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes LCD Trouble LCD_SDATA pattern is out randomly when clock is fluctiatied clock frequency is 13MHz and nLCD_RESET is High 2 8V TP4 TP4 TP5 TP5 WAVEFORM ...

Страница 53: ...ice purposes 4 8 Speaker Trouble TEST POINT CIRCUIT TP1 TP2 U305 17pi 3 4T speaker SPEAKER 39p C203 39p C204 0 R201 VA202 ESD9X5 0ST5G EDTY0009101 INSTPAR 1 2 CN201 17 8T 01PP SUSY0022601 39p C201 R203 0 EDTY0009101 ESD9X5 0ST5G VA201 INSTPAR SPK_OUT_N SPK_OUT_P 4 TROUBLE SHOOTING 54 Figure 4 8 TP1 TP2 ...

Страница 54: ...ronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING 55 START Speaker Working well Check the Audio signal TP1 TP2 No Change the U305 Check the operation of speaker No Change the speaker Yes CHECKING FLOW WAVEFORM ...

Страница 55: ...es 4 TROUBLE SHOOTING 56 4 9 SIM Card Interface Trouble TEST POINT CIRCUIT J201 TP1 SIM SOCKET DNI C230 C2 2 3 C3 C5 4 5 C6 6 C7 GND1 7 8 GND2 9 GND3 GND4 10 J201 5000 6P 1 8SL ENSY0018701 C1 1 C229 1000p 220n C228 2V85_VSIM C227 R218 DNI 15K 2V85_VSIM DNI R217 2V85_VSIM SIM_DATA SIM_CLK nSIM_RST Figure 4 9 TP1 ...

Страница 56: ... 3V or 1 8V NO Change the SIM Card This phone supports 3V or 1 8V SIM card YES Is Voltage at C228 2 8V Change the U101 NO YES 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 Check soderi ng of J201 Resoler J201 NO YES CHECKING FLOW ...

Страница 57: ...0 050 VA404 R439 0 0 R423 DNI 1 5K R412 OUT1 6 7 OUT2 2V8_VEXT EUSY0356701 NCP347MTAFTBG 11 GND_PAD 4 IN2 IN3 5 IN_PAD 12 VA405 050 FB402 1800 100K R424 C418 39p VLC14S02050 VA403 10u C411 C414 VBAT ECCH0003002 VCHARGE_IO 39p 2V8_VEXT C409 0 1u 1800 FB401 capacitor VA406 DNI C435 SEVY0007301 ULCE0505C015FR VA402 USB USB AUXOP_FM_R AUXON_FM_L nJACK_DET nDSR_DET UART_TX UART_RX AUXIP AUXIN RPWRON 0 ...

Страница 58: ...y again Mic Earphone Re solder causal component CN401 Check the signal Level at AUXIN AUXIP Is it about 1 2 1 5V DC with a few tens mV AC Replace U101 or Change another Ear Mic set and Try again Acoustic Does waveform at U101 AUXIN AUXIP fluctuate Replace U101 or Change the board Change another Ear Mic set and Try again Yes Yes Yes No No No No Does waveform at C418 C419 fluctuate Check U402 No Che...

Страница 59: ...LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING 60 4 11 KEY backlight Trouble TP2 TP1 LEDs TEST POINT Figure 4 11 ...

Страница 60: ...3103 C239 LD201 LEBB S14E EDLH0004501 R220 100ohm 100ohm R225 LD206 LEBB S14E LEBB S14E LD203 VBAT LD202 LEBB S14E VBAT R221 100ohm 100ohm R229 R228 100ohm R222 100ohm nKEY_BACKLIGHT Check soldering of R220 222 R225 R228 R229 START Check voltage C239 C240 3 7V NO Check U101 YES NO YES Check the soldering Of LEDs Backlight will work properly NO Resolder the components YES Resolder the components CI...

Страница 61: ... 39p VA206 ICVN0505X150FR SEVY0004101 39p C214 39p C212 SEVY0004101 ICVN0505X150FR VA205 L204 0 L203 0 1 2 SURY0013002 BWBR1107P 07A P CN202 REC_P REC_N 39p C129 39p C135 C130 39p C132 39p R123 0 39p C131 C133 39p R120 0 P17 AIN2N R17 AIN2P L17 AIN3N AIN3P L16 K17 AOUT1N AOUT1P H16 R15 AOUT2N1 P14 AOUT2N2 AOUT2P1 R16 P15 AOUT2P2 AOUT3N J17 H17 AOUT3P C134 39p SPK_N AUXIN AUXIP SPK_P REC_P REC_N TP...

Страница 62: ... as PRBS or continuous wave Set the receiving volume of mobile as Max Check L203 L204 Check component status Re solder or replace the Component Check the Contact Of Receiver Re Assemble or Re place Receiver YES NG OK OK NG NG L203 L204 bias will Fluctiate signal above 1 2V Check L203 L204 R120 R123 C129 C212 C134 C135 C213 C214 Re solder or replace the Component YES Make a call Replace U101 or Rep...

Страница 63: ...Trouble TEST POINT CIRCUIT TP2 TP3 TP4 TP1 MAIN_MIC 2V5_VMIC 39p C211 C202 10u ECTH0001701 C205 27p C207 39p 100ohm R205 1 2 MIC201 OB4 15L42 C33L SUMY0003802 mic_ob4_15l42_c33_bottomview 0 1u C208 2 2K R204 2 2K R208 SEVY0004101 VA204 ICVN0505X150FR C206 39p C210 39p SEVY0004101 ICVN0505X150FR VA203 1K R202 100ohm R206 VINNORN VINNORP Figure 4 13 TP1 ...

Страница 64: ...TING 65 START NO YES Microphone will work properly SETTING After initialize Agilent 8960 Test GSM900 DCS mode YES Check the signal Level at each side of MIC201 Is it a few tens mV AC Check the soldering of R205 R206 C206 Check the Voltage VMIC 2 5V NO Change the microphone YES NO Resolder component Change the U101 CHECKING FLOW ...

Страница 65: ... SHOOTING 66 4 14 RTC Trouble TEST POINT CIRCUIT TP1 X101 100ohm R103 R102 10M 1000p C118 X101 32 768KHz 1 2 3 4 MC 146_7pF EXXY0004601 T10 OSCIN OSCOUT U10 NC3 E1 F1 NC4 NC1 C2 D8 NC2 KEYPADROW0 U4 KEYPADROW1 KEYPADROW2 R8 KEYPADROW3 R6 KEYPADROW4 R7 CLKIN B1 KEY_ROW4 26M KEY_ROW0 KEY_ROW1 KEY_ROW2 KEY_ROW3 TP1 Figure 4 14 ...

Страница 66: ...vice purposes 4 TROUBLE SHOOTING 67 RTC will work properly Is frequency at R102 about 32 768KHz START Resolder the X101 or change the X101 NO YE S YES Is voltage at R102 about 400mV Resolder the X101 or change the X101 NO Is RTC properly working NO Re download software and try again YES CHECKING FLOW ...

Страница 67: ...15 FM Radio Trouble LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes TEST POINT TP1 TP2 U401 TP5 TP4 TP3 TP6 TP7 U403 U402 TP8 TP9 Figure 4 15 ...

Страница 68: ... U403 FMIP 2 GND1 4 2V8_RADIO VBAT 2V8_VEXT R411 10K R416 0 0 R417 R418 47 ECCH0002101 C401 1 uF R401 DNI 100K R404 2V8_RADIO 2V8_RADIO nFM_RESET FM_LDO_EN FM_32K FM_SDATA FM_SCLK FM_HP_R FM_HP_L FM_ANT CIRCUIT DIAGRAM 0 1u C404 8 1A 1B0 10 1B1 1 2A 5 2 2B0 3 2B1 4 GND S1 7 S2 6 9 VCC U402 FSA2268TUMX EUSY0340301 ECTH0003401 C415 33u 10u ECTZ0003701 C437 10u C436 ECTZ0003701 100K R407 2V8_VEXT 33u...

Страница 69: ...Headset and Turn on Radio and tuned channel Check LDO Power R404 High C402 2 8V Check Control Signal R416 R417 R418 Check I2C signal and 32K clock Check Audio Output Of Transceiver R406 R408 Check Audio Output Of Analog SW C415 C416 Change PCB Change U401 Change PCB Change U403 Change U402 NO NG NG NG YES OK OK OK CHECKING FLOW ...

Страница 71: ...A EUSY0351501 L11 A0 ADCA_IP1 C1 C2 ADCA_IP2 ADCA_IP3 D2 E2 ADCB_IP1 ADCB_IP2 47K R310 C347 ECCH0006201 4 7u 2V8_TF 2V8_TF 0 1u C319 4 7u ECCH0006201 C310 6 2K R325 VUSBIN 10K R331 TP301 C346 0 1u C345 R313 10K 2V8_HP 39p 220n C341 C340 0 1u 100nH L302 C327 0 1u 100nH L301 100nH L303 39p C355 C348 0 1u 0 01u C330 0 1u C343 2V8_VC 0 1u C318 0 1u C351 C338 220n 1 uF ECCH0002101 C303 2V8_VC 1V8_VC A3...

Страница 72: ...eserved Only for training and service purposes Connector Headset and Turn on Radio and tuned channel Check LDO Power C309 2 8V C303 1 8V Check VC_26M R507 Check Audio Output Of Analog SW C415 C416 Change PCB Change U302 Change U501 Change U402 NO NG NG YES OK OK CHECK FLOW ...

Страница 73: ...se Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 5 DOWNLOAD 5 1 Download A Download Setup Figure 5 1 describes Download setup Figure 5 1 Download Setup 5 DOWNLOAD 74 ...

Страница 74: ... 5 DOWNLOAD LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes B Multi Download Procedure 1 Run GSM Multi Download program and select Setting ...

Страница 75: ...ght 2008 LG Electronics Inc All right reserved Only for training and service purposes 76 2 Select Configuration from the menu and you may see this window 3 Press key to select DLL file and press Open 5 DOWNLOAD KP110 DLL KP110 DLL ...

Страница 76: ... 2008 LG Electronics Inc All right reserved Only for training and service purposes 77 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 KP110_SW KP110 DLL ...

Страница 77: ...y Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 78 7 Check if the ADI option is set to Hermes 8 Press OK to end Configuration 5 DOWNLOAD Select Rate KP110 DLL KP110 SW KP110 SW ...

Страница 78: ...08 LG Electronics Inc All right reserved Only for training and service purposes 79 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 79: ...Multimedia IC MP3 Midi T Flash Memory 64M 32 M Analog Switch 18 Pin MMI CON Transceiver PAM X Ta l 26MHz Antenn Antenna Ear MIC Data Cable TA 1 5î CSTN LCD Charge Pump T Fl T Fl ash ash Me Memory mory Spe Speake ker Rec Receive r Vi Vibrat brator or SIM SIM RF RF SAW Filter Battery CON Charging MI MIC Ke Ke y FM Radio Analog Switch USB OVP X Ta l 32kHz Figure 6 1 LG KP235 Block Diagram ...

Страница 80: ...ND54 J16 GND55 K16 GND56 GND61 A1 B4 GND62 GND63 D7 GND7 M4 GND8 N7 GND9 P4 GPIO_0 M2 N4 DATA14 DATA15 C5 E8 DATA2 DATA3 C9 A8 DATA4 DATA5 C8 DATA6 B8 DATA7 E7 DATA8 A7 C7 DATA9 U15 DBBON DGND R11 GATEDRIVE A12 GND1 U9 U3 GND10 U8 GND11 GND2 CLKIN CLKON B9 M14 CLKOUT CLKOUT_GATE L13 CSDI_ABB M16 CSDI_DBB K15 CSDO_ABB K14 CSDO_DBB N16 CSFS_ABB M11 CSFS_DBB M10 DATA0 A11 D9 DATA1 DATA10 B7 DATA11 C6...

Страница 81: ...VN0505X150FR VA205 43K R219 1 2 MIC201 OB4 15L42 C33L SUMY0003802 mic_ob4_15l42_c33_bottomview R209 100K VA202 ESD9X5 0ST5G EDTY0009101 INSTPAR C242 27p C241 ECCH0004904 1u 1u C234 0 1u C208 1u C218 LD206 LEBB S14E ECCH0004904 CN203 LA4 436BK SJMY0007904 1 2 L204 0 LEBB S14E EVLC5S0250 SEVY0005201 VA207 LD203 R213 10 27p C219 MIPG L203 C229 0 2 2K 1000p R204 220n C228 C226 5 6 7 8 9 27p 14 15 1 10...

Страница 82: ...45 R313 10K 2V8_HP 39p 220n C341 C340 0 1u 620 R333 100nH L302 C327 0 1u C315 ECZH0001215 1u 100nH L301 100nH L303 39p C355 C348 0 1u 0 01u C330 0 1u C343 2V8_VC 0 1u C318 0 1u C351 C338 220n 1 uF ECCH0002101 C303 1 2 3 2V8_TF 0 1u 2V8_VC ENZY0019901 HSBC 3P 58 A1 CN301 1V8_VC 2V8_VEXT C356 A3V3_VUSB 10K R332 220n VUSBIN 39p C332 39p C350 C322 ECCH0007802 4 7u C342 C309 ECCH0006201 4 7u C316 1u VB...

Страница 83: ...11 12 13 14 15 16 17 18 19 2 20 21 HSEJ 18S04 25R CN401 ENRY0006401 OUT SW401 SW421 10 VIO _RST 5 _SEN 6 ICVFP10181E301FR FL401 GND1 GND2 IN 12 GND2 15 GND3 19 GPIO1 GPIO2 18 17 GPIO3 LOUT 14 1 NC1 NC2 20 21 PGND RCLK 9 RFGND 3 ROUT 13 7 SCLK 8 SDIO VA 16 VD 11 EUSY0356501 SI4702 C19 GM U403 FMIP 2 GND1 4 C420 DNI R438 0 2V8_RADIO R430 680 10u ECTZ0003701 C437 10u VBAT C436 ECTZ0003701 R440 EVLC14...

Страница 84: ...DD 15 VLDO1 VLDO2 16 9 VLDO3 VBAT TP503 RX1800B RX1900 26 25 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 EUSY0280101 AD6548 U503 GND 33 I 2 3 IB NC 8 Q 23 22 QB 20 REFIN REFINB 19 REF_OP 21 RX1800 28 27 0 1u C523 C506 TLJR336M010R3500 33u ECTH0005501 C509 33p C507 33p 2 2u C513 C530 27p X501 DSX321G 26M EXXY0025...

Страница 87: ...8 BGA IC Pin Check U201 S71PL129NC0HFW LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 1 2 3 4 5 6 7 8 9 10 A B C D E F G H J K L M Not used ...

Страница 88: ... BGA IC Pin Check U305 VC0978BRDA LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 1 2 3 4 5 6 7 8 9 10 11 12 A B C D E F G H J K L M Not used ...

Страница 91: ...MORY NO OPERATE SW J201 SIM SOCKET NO SIM RECOG U202 CHARGE PUMP NO DISPLAY U502 PAM CAN T MAKE A CALL FL501 SAW FILTER CAN T MAKE A CALL U405 OVP IC NO CHARGE X501 X TAL CHECK THE FREQ 26M U101 BASEBAND CHECK THE VOLTAGE OF THE LDOs U305 MP3 IC NO MIDI MP3 J301 T FLASH SOCKET NO T FLASH RECOG U304 CHARGING IC NO CHARGE X101 X TAL CHECK THE FREQ 32 768K U503 RF IC CAN T MAKE A CALL U403 FM RADIO I...

Страница 92: ... is 2945 Pressing END will switch back to non engineering mode operation C Key Operation Use Up and Down key to select a menu and press select key to progress the test Pressing back key will switch back to the original test menu D Engineering Mode Menu Tree 10 ENGINEERING MODE Engineering Mode BB Test RF Test MF Mode Trace option Call Timer LCD Backlight Buzzer Vibrator ADC Battery Audio DAI SAR T...

Страница 93: ...the menu the present backlight value in the phone is displayed Use Left Right key to adjust the level of brightness The value of the brightness set at last will be saved in the NVRAM 10 1 3 Buzzer This menu is to test the melody sound 1 Melody on Melody sound is played through the speaker 2 Melody off Melody sound is off 10 1 4 Vibrator This menu is to test the vibration mode 1 Vibrator on Vibrati...

Страница 94: ...GH_RECHARGE_LMT TEMP_LOW_RECHARGE_LMT TEMP_LOW_LIMIT 10 1 7 Audio This is NOT a necessary menu to be used by neither engineers nor users 10 1 8 DAI Digital Audio Interface This menu is to set the Digital Audio Interface Mode for Speech Transcoder and Acoustic testing 1 DAI AUDIO DAI audio mode 2 DAI UPLINK Speech encoder test 3 DAI DOWNLINK Speech decoder test 4 DAI OFF DAI mode off 10 2 RF Test M...

Страница 95: ...cklight LCD Backlight is on for about 1 5 seconds at the same time then off 10 3 3 Buzzer This menu is to test the volume of Melody It rings in the following sequence Volume 1 Volume 2 Volume 3 Volume 0 mute Volume 4 Volume 5 10 3 4 Vibrator Vibrator is on for about 1 5 seconds 10 3 5 LCD 1 LCD Main LCD screen resolution tests horizontally and vertically one by one and fills the screen 10 3 6 Key ...

Страница 96: ...h Transcoder and Acoustic testing 1 All calls This displays total conversation time User cannot reset this value 2 Reset settings This resets total conversation time to this 00 00 00 10 6 Fact Reset MENU 6 This Factory Reset menu is to format data block in the flash memory and this procedure set up the default value in data block Attention 1 Fact Reset i e Factory Reset should be only used during ...

Страница 97: ...lues 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 GSM850 between 5 19 or DCS PCS between 0 15 c Scaling Factor A Ramp Factor appears on the screen You may a...

Страница 98: ...nly for training and service purposes 99 11 STAND ALONE TEST 11 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 Connect Bu tton Figure 11 3 1 HW test program ...

Страница 99: ... 100 11 STAND ALONE TEST LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes Figure 10 3 3 Ramping profile Figure 10 3 2 HW test setting ...

Страница 100: ...rates calibration data by communicating with phone and measuring equipment then write it into calibration data block of flash memory in GSM phone 12 2 Equipment List Figure 12 2 1 Equipment Setup 12 AUTO CALIBRATION Equipment for Calibration Type Model Brand 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 H...

Страница 101: ...Jig Power Switch Number Name Description Switch 1 ADI REMOTE In ON state phone is awaked It is used ADI chipset Switch 2 TI REMOTE In ON state phone is awaked It is used TI chipset Switch 3 VBAT Power is provided for phone from battery Switch 4 PS Power is provided for phone from Power supply Table 12 3 Jig DIP Switch LED Number Name Description LED 1 Power Power is provided for Test Jig LED 2 TA ...

Страница 102: ...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 12 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 KP110 3 ...

Страница 103: ... 104 12 AUTO CALIBRATION 4 Press Calibration START LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 4 KP110 KP110 ...

Страница 104: ...in code and the same measure is performed per every frequency 12 6 APC This procedure is for Tx calibration In this procedure you can get proper scale factor value and measured power level 12 7 ADC This procedure is for battery calibration You can get main Battery Config Table and temperature Config Table will be reset LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only...

Страница 106: ... 24 23 22 21 26 20 17 19 15 14 15 9 10 8 16 13 18 25 13 EXPLODED VIEW REPLACEMENT PART LIST 13 1 EXPLODED VIEW LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes ...

Страница 108: ...MTAB00 TAPE PROTECTION MTAB0226001 COMPLEX empty Without Color 4 MTAD00 TAPE WINDOW MTAD0075201 COMPLEX empty Without Color 3 4 MWAC00 WINDOW LCD MWAC0085401 CUTTING PMMA MR 200 Black 2 4 MCCC00 CAP EARPHONE JACK MCCC0048702 MOLD Urethane Rubber S185A Black 20 4 MCJN00 COVER REAR MCJN0073202 MOLD PC LUPOY SC 1004A Silver 21 4 MLAB00 LABEL A S MLAB0000601 PRINTING empty Without Color 4 MLEA00 LOCKE...

Страница 109: ...lopement LCD MODULE SVLM0024404 MAIN 128 128 35 78 39 7 2 7 65k CSTN TM ST7637 1 52inch Frame Material Change for drop quality 4 SAFF00 PCB ASSY MAIN SMT SAFF0170302 5 MLAZ00 LABEL MLAZ0038301 PID Label 4 Array Without Color 5 SAFC00 PCB ASSY MAIN SMT BOTTOM SAFC0106201 6 BA201 BATTERY CELL LITHIUM SBCL0001701 2 V 0 5 mAh CYLINDER Reflow type BB Max T 1 67 phi 4 8 Pb Free 6 C101 CAP TANTAL CHIP EC...

Страница 110: ...IC CHIP ECCH0000120 39 pF 50V J NP0 TC 1005 R TP 6 C131 CAP CERAMIC CHIP ECCH0000120 39 pF 50V J NP0 TC 1005 R TP 6 C132 CAP CERAMIC CHIP ECCH0000120 39 pF 50V J NP0 TC 1005 R TP 6 C133 CAP CERAMIC CHIP ECCH0000120 39 pF 50V J NP0 TC 1005 R TP 6 C134 CAP CERAMIC CHIP ECCH0000120 39 pF 50V J NP0 TC 1005 R TP 6 C135 CAP CERAMIC CHIP ECCH0000120 39 pF 50V J NP0 TC 1005 R TP 6 C136 CAP CHIP MAKER ECZH...

Страница 111: ...5 R TP 6 C236 CAP CERAMIC CHIP ECCH0000117 27 pF 50V J NP0 TC 1005 R TP 6 C241 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C242 CAP CERAMIC CHIP ECCH0000117 27 pF 50V J NP0 TC 1005 R TP 6 C243 CAP CHIP MAKER ECZH0001217 470 nF 6 3V K X5R TC 1005 R TP 6 C244 CAP CHIP MAKER ECZH0001217 470 nF 6 3V K X5R TC 1005 R TP 6 C245 CAP CHIP MAKER ECZH0001216 220 nF 10V K X5R TC 1005 R TP 6 C2...

Страница 112: ...0 pF 6 3V K X5R TC 2012 R TP empty empty empty empty empty empty 1 25 mm 6 C329 CAP CERAMIC CHIP ECCH0006201 4 7 uF 6 3V K X5R TC 1608 R TP 6 C330 CAP CERAMIC CHIP ECCH0000155 10 nF 16V K X7R HD 1005 R TP 6 C331 CAP CHIP MAKER ECZH0001215 1 uF 10V K X5R TC 1005 R TP 6 C332 CAP CHIP MAKER ECZH0001216 220 nF 10V K X5R TC 1005 R TP 6 C333 CAP CERAMIC CHIP ECCH0000120 39 pF 50V J NP0 TC 1005 R TP 6 C3...

Страница 113: ... 10V K X7R HD 1005 R TP 6 C405 CAP CHIP MAKER ECZH0000813 100 pF 50V J NP0 TC 1005 R TP 6 C407 CAP CERAMIC CHIP ECCH0000179 22 nF 16V K X5R HD 1005 R TP 6 C408 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C409 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C411 CAP CERAMIC CHIP ECCH0003002 10000000 pF 10V Z Y5V HD 2012 R TP empty empty empty empty empty empty 1 25 mm 6 C4...

Страница 114: ... ECCH0000117 27 pF 50V J NP0 TC 1005 R TP 6 C521 CAP CERAMIC CHIP ECCH0000120 39 pF 50V J NP0 TC 1005 R TP 6 C522 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C523 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C524 CAP CERAMIC CHIP ECCH0000104 3 pF 50V C NP0 TC 1005 R TP 6 C525 CAP CERAMIC CHIP ECCH0000104 3 pF 50V C NP0 TC 1005 R TP 6 C526 CAP CERAMIC CHIP ECCH0001001 6...

Страница 115: ...ETC mm Micro SD Hinge type 6 L301 INDUCTOR CHIP ELCH0005009 100 nH J 1005 R TP 6 L302 INDUCTOR CHIP ELCH0005009 100 nH J 1005 R TP 6 L303 INDUCTOR CHIP ELCH0005009 100 nH J 1005 R TP 6 L304 INDUCTOR CHIP ELCH0005009 100 nH J 1005 R TP 6 L401 INDUCTOR CHIP ELCH0001556 270 nH J 1608 R TP 6 L501 INDUCTOR CHIP ELCH0001406 4 7 nH S 1005 R TP PBFREE 6 L502 INDUCTOR CHIP ELCH0001009 1 2 nH S 1005 R TP 6 ...

Страница 116: ...S CHIP MAKER ERHZ0000483 47 ohm 1 16W J 1005 R TP 6 R227 RES CHIP MAKER ERHZ0000483 47 ohm 1 16W J 1005 R TP 6 R230 RES CHIP MAKER ERHZ0000406 100 Kohm 1 16W J 1005 R TP 6 R232 RES CHIP MAKER ERHZ0000414 120 Kohm 1 16W J 1005 R TP 6 R233 RES CHIP MAKER ERHZ0000405 10 Kohm 1 16W J 1005 R TP 6 R234 RES CHIP MAKER ERHZ0000405 10 Kohm 1 16W J 1005 R TP 6 R235 RES CHIP MAKER ERHZ0000406 100 Kohm 1 16W ...

Страница 117: ... J 1005 R TP 6 R413 RES CHIP MAKER ERHZ0000443 2200 ohm 1 16W J 1005 R TP 6 R414 RES CHIP MAKER ERHZ0000485 4700 ohm 1 16W J 1005 R TP 6 R415 RES CHIP MAKER ERHZ0000485 4700 ohm 1 16W J 1005 R TP 6 R418 RES CHIP MAKER ERHZ0000483 47 ohm 1 16W J 1005 R TP 6 R419 RES CHIP MAKER ERHZ0000406 100 Kohm 1 16W J 1005 R TP 6 R420 RES CHIP MAKER ERHZ0000406 100 Kohm 1 16W J 1005 R TP 6 R422 RES CHIP MAKER E...

Страница 118: ...IC Digital Signal Processors 6 U401 IC EUSY0355701 PLP1010 4 4 PIN R TP 150mA 2 8V Single LDO IC Voltage Regulator 6 U402 IC EUSY0340301 uMLP 10 PIN R TP typ Rdson 0 4ohm 1 4X1 8 IC Analog Switch 6 U403 IC EUSY0356501 QFN 20 PIN R TP FM Tuner 3 3 0 55 IC Assembly 6 U405 IC EUSY0354101 QFN 10 PIN R TP OVLO 6 8 7 6 IC Charger 6 U501 IC EUSY0077201 SC70 5 PIN R TP Inverter Gate Pb Free 6 U502 RF MODU...

Страница 119: ... 6 LD206 DIODE LED CHIP EDLH0004501 BLUE 1608 R TP 6 PCB MAIN PCB MAIN SPFY0169901 FR 4 0 8 mm BUILD UP 4 KP110 118 115b MAIN PCB 6 R220 RES CHIP ERHY0003301 100 ohm 1 16W J 1005 R TP 6 R221 RES CHIP ERHY0003301 100 ohm 1 16W J 1005 R TP 6 R222 RES CHIP ERHY0003301 100 ohm 1 16W J 1005 R TP 6 R225 RES CHIP ERHY0003301 100 ohm 1 16W J 1005 R TP 6 R228 RES CHIP ERHY0003301 100 ohm 1 16W J 1005 R TP ...

Страница 120: ...x34x46 BLACK Innerpack Europe Label Black E 3 SGEY00 EAR PHONE EAR MIKE SET SGEY0003213 10mW 16 OHM 105dB 10KHZ 450HZ empty BLACK EARPHONE HOUSING SILVER 18P MMI CONNECTOR LOW COST STEREO 18P 5P 3 SSAD00 ADAPTOR AC DC SSAD0028201 100 240V 5060 Hz 5 6 V 4 A CE AC DC Adaptor 85Vac 264Vac 5 6V 0 8V 400mA 5060 WALL 2P I O CONNECTOR ADAPTOR AC DC SSAD0028202 100 240V 5060 Hz 5 6 V 0 4 A CE AC DC Adapto...

Страница 121: ...Note ...

Страница 122: ...Note ...

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