LG Chocolate KE800 Service Manual Download Page 50

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4. Trouble Shooting

- 51 -

4.14 Bluetooth Trouble

Check Points

- A condition of Bluetooth Antenna soldering

- Balun filter is correctly working

- Bluetooth data is perfectly flowed

- Power and clock signals are supplied in U202

Checking Points

BLUETOOTH

0.1u

C613

TP602

1V5_CORE

2V65_BT

C601

0.1u

TP611

VBALUN

1V8_MEM

0.1u

C614

R613

FL602

DBF81G601

TP603

2V72_IO

TP607

TP601

TP608

0.1u

C616

VDD_1
VDD_2

VSS1

VSS2

VSS3

VSS4

VSS5

VSSRF1
VSSRF2

E5
F5

VSSRF3

VSSRF4

VSSVCO

WAKEUP_BT_P1_7

WAKEUP_HOST_P1_8

UARTRTS

UARTRXD

UARTTXD

VCOCAP1

VCOCAP2

VDDC1
VDDC2

VDDCREG

VDDPCM

VDDPLL

VDDPMREG

VDDRF

H4
E1

VDDRFREG1
VDDRFREG2

VDDSUP

VDDUART

RFOUT

RTCK

SCL0_P0_13

SLEEPX_P0_15

TCK

TDI

TDO

TMS

TRST_

TXA1

TXA2

TXAX

TX_CONF_P0_14

TX_CONF_RXON

UARTCTS

NC1

NC2

NC3

NC4

P1_6

PAON

PCMCLK

PCMFR1

PCMFR2_SDA0_P0_12

PCMIN

PCMOUT

PSEL0

A3
B8

PSEL1

RESET_

RFIO

RFIOX

U601

PMB8753

CLK32_P1_5

CLKIN_XTAL

JTAG_

LOAD

TP610

R604

C617

1000p

TP612

TP609

TP606

C612
0.1u

VBALUN

0.1u

C615

1V8_MEM

R617

R614

R612

100p

C626

C602
0.1u

0.1u

C611

R603

C628

C627

TP605

TP604

ANT1

GND1

GND2

BT_CLK

CLK32K

_BT_RESET

USIF_TXD

USIF_RXD

I2S1_TX

I2S1_RX

I2S1_WA

I2S1_CLK

BT_VCXO_EN

FL201

U202

C611

C612

C602

C613

C626

C601

TP608

C540

Figure 20. Bluetooth Part

Summary of Contents for Chocolate KE800

Page 1: ...Service Manual Model KE800 Service Manual KE800 Date January 2007 Issue 1 0 ...

Page 2: ...ore LGE Inc reserves the right without notice to make changes to equipment design as advances in engineering and manufacturing methods warrant This manual provides the information necessary to install program operate and maintain the KE800 REVISED HISTORY DATE ISSUE CONTENTS OF CHANGES S W VERSION 13 DEC 2006 ISSUE 1 Initial Release ...

Page 3: ... 4 ...

Page 4: ...le 33 4 6 LCD Display Trouble 36 4 7 Camera Trouble 38 4 8 Speaker Trouble 40 4 9 Receiver Trouble 42 4 10 Microphone Trouble 43 4 11 Vibrator Trouble 45 4 12 Keypad Backlight Trouble EL driver 47 4 13 SIM Detect Trouble 49 4 14 Bluetooth Trouble 51 4 15 FM Radio trouble 53 4 16 TOUCH PAD Trouble shooting 55 4 17 Multimedia Microphone Trouble 58 4 18 18pin Multi Port Receptacle 60 4 19 RF PART TRO...

Page 5: ... 6 ...

Page 6: ...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 telephone company may temporarily disconnect service as long as repair is not done C ...

Page 7: ...ment medical equipment etc Interference from unsuppressed engines or electric motors may cause problems H Electrostatic Sensitive Devices ATTENTION Boards which contain Electrostatic Sensitive Device ESD are indicated by the sign Following information is ESD handling Service personnel should ground themselves by using a wrist strap when exchange system boards When repairs are made to a system boar...

Page 8: ...Bm 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 Intermediate Frequency LCD Liquid Crystal Display LDO Low D...

Page 9: ...eal 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 VCTCXO Voltage Control Temperature Compensated Crystal Osc...

Page 10: ...al Access HI long Manner Mode Profile icon long press Navigation X Touch Sensor OK X Touch Sensor Send X Touch Sensor End O Side Key Soft Keys X Touch Sensor Func Keys X Touch Sensor Cancel X Touch Sensor Side Keys 5 END Volume Up Down MP3 CAM Basic Feature Baseband Infineon S Gold2 Multimedia No Speech codec FR HR EFR AMR Memory 1Gb NOR Flash 256Mb SRAM External MicroSD Camera 2M CMOS AF Flash Wh...

Page 11: ...l 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 PCS Level Power Toler Level Power Toler 0 30 dBm 2dB 8 14 dBm 3dB 1 28 dBm 3dB 9 12 dBm 4dB 2 26 dBm 3dB 10 10 dBm 4dB 3 24 dBm 3dB 11 8 dBm 4dB 4 22 dBm 3dB 12 6 dBm...

Page 12: ...00 1 800 60 1 800 3 000 63 3 000 6 000 65 7 Output RF Spectrum 6 000 71 Due to Modulation DCS PCS 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 8 Due to Switching 600 21 1 200 21 1 800 24 ...

Page 13: ...4 Item Description Specification DCS PCS Offset from Carrier kHz Max dBm Output RF Spectrum 400 22 8 Due to Switching 600 24 1 200 24 1 800 27 9 Spurious Emissions Conduction Emission Status Radiation Emission Status ...

Page 14: ...ace and consists of a direct conversion receiver and a quad band polar modulator transmitter for GSM and EDGE with integrated PGA functionality Further on a completely integrated SD synthesizer with HSCSD and GPRS EDGE capability a digitally controlled reference oscillator with three outputs a fully integrated quad band RF oscillator and a three wire bus interface with all necessary control circui...

Page 15: ...ffset compensation The 3rd order lowpass filter is fully integrated and provides sufficient suppression of blocking signals as well as adjacent channel interferers and avoids anti aliasing through the baseband ADC The receive path is fully differential to suppress on chip interferences Several gain steps are implemented to cope with the dynamic range of the input signals Depending on the baseband ...

Page 16: ...rol pin VBIAS for efficiency enhancement In GMSK mode the PA is in saturated high efficiency mode and is controlled via its VAPC pin directly by the baseband ramping DAC In this way both up down ramping and output power level are set In 8PSK mode the ramping functionality is assured by an on chip ramping generator whereas output power is controlled by the PGA s as described above 3 RF Synthesizer ...

Page 17: ...internal MFC function and interface circuitry RF input and output ports are internally matched to 50Ω to reduce the number of external components Extremely low leakage current 2 5uA typical maximizes handset standby time Band select BS circuitry selects GSM transmit frequency band logic 0 and DCS PCS transmit frequency band logic 1 MODE circuitry selects GMSK modulation logic 0 or EDGE modulation ...

Page 18: ...Oscillator which oscillates at a frequency of 26 MHz It is used within the PMB6272 base band chipset U101 PMB8876 3 4 Front End Module for Triband YGHF S006T FL601 Figure 3 5 VCTCXO CIRCUIT DIAGRAM 620 R508 VCONT 1 26MHz X501 2 GND 3 OUT VCC 4 0 1u C529 2V7_VCXO 120p C530 22p C533 AFC Figure 3 6 FEM Functional Block Diagram ...

Page 19: ...Output Balance Impedance 150ohm 56nH Common mA Current Consumption 1 0 V Control Voltage 2 5 3 0 GSM Item Unit Condition DCS Band Min Tpy Max MHz Passband Frequency Range 1710 1785 MHz Bandwidth 75 dB Insertion Loss 1 4 1 6 dB Attenuation at 2fo Tx 28 33 Tx mode 3fo Tx 30 35 VSWR at ANT Port 1 4 1 6 VSWR at Tx Port 1 4 1 6 Isolation dB Tx DCS Rx DCS 30 35 Rx DCS ANT 30 35 MHz Passband Frequency Ra...

Page 20: ... dB Tx PCS Rx PCS 30 35 Rx PCS ANT 30 35 MHz Passband Frequency Range 1930 1990 MHz Bandwidth 60 dB Insertion Loss 3 3 3 6 Attenuation 0 1830 MHz 30 35 dB 1830 1910 MHz 10 18 2010 2070 MHz 10 18 2070 6000 MHz 25 30 RX mode VSWR at ANT Port 2 0 2 3 VSWR at Rx Port 2 2 2 5 dB Isolation Tx PCS ANT 25 30 dB Amplitude Balance 2 0 Deg Phase Balance 15 15 0hm Output Balance Impedance 150ohm 15nH Common m...

Page 21: ...ords of 16 bit Shared Memory Block 1 5k X 32bit Shared RAM dual ported between controller system and TEAKLite Controller Bus System The processing cores and their peripherals are connected by powerful buses multi layer AHB for connecting the ARM and the other master capable building blocks with the internal and external memories and with the peripheral buses 1FPI Bus for connecting the controller ...

Page 22: ...ol 3D enhancement and output modes mono SE OCL are programmed through a two wire I2C interface that allows flexibility in routing and mixing audio channels Figure 3 8 Audio signal flow diagram Figure 3 9 Audio amplifier Sub system IC C244 220n C248 0 068u 0 068u C239 R220 4 7K 2V85_IO2 47p C238 100K R219 C233 0 1u 1u C232 MONO 17 23 MONO_IN 22 MONO_IN 25 PGND 19 RHP3D1 24 RHP3D2 8 RIN 5 ROUT 11 SC...

Page 23: ... 2 1S 8 2A 6 3 2V85_IO2 FM_BBP_SEL AMP_IN_R AMP_IN_L FM_SND_R FM_SND_L BBP_SND_R BBP_SND_L Figure 3 10 Audio signal distribute analog switch MAIN MICROPHONE 1 2 SMA 568 0C R2 MIC601 C619 0 1u 27p C623 R618 1 2K 1 2K R615 R609 0 VA601 EVL5M02200 0 R611 1000p C625 0 1u C618 EVL5M02200 VA602 27p C624 C610 27p C609 27p VMICN VMICP MAIN_MIC1_P MAIN_MIC1_N Figure 3 11 Microphone with Gain switching circ...

Page 24: ...cement Hole Effect switch Power inductor External charger 60pin connector FM radio PMIC BBP Memory Figure 4 1 Main PCB Bottom Antenna feeding RF Transceiver Mobile SW FEM RF PAM 26MHz main clock Multiport switch1 Audio AMP 18pin multiport receptacle Figure 4 2 Main PCB top ...

Page 25: ...4 Trouble Shooting 26 Figure 4 3 Sub PCB Bottom MIC Multimedia mic LDO LCD digital LDO Camera AF LDO Camera power LDO Back up battery 10pin touch pad connector 40pin camera connector 60pin connector ...

Page 26: ...4 Trouble Shooting 27 Touch pad driver LDO LCD connector Charge pump IC Figure 4 4 Sub PCB Top ...

Page 27: ...4 Trouble Shooting 28 4 2 Key PCB Components Placement Bluetooth IC EL driver IC T flash socket SIM socket Battery connector ...

Page 28: ...in FPCB connector connected in Main Pcb Vibrator 60pin FPCB connector connected in slide Pcb Speaker 30pin FPCB connector connected in key Pcb 40pin FPCB connector connected in camera Wire must be placed within this line Make sure not placed out of bracket ...

Page 29: ... 610 R627 680 602 680 R620 VA607 ICVL0505101V150FR R636 680 680 R634 603 D604 PG05DBTFC 608 VBAT 680 R633 R628 680 R626 680 SHARP D602 PG05DBTFC VA608 ICVL0505101V150FR VA604 ICVL0505101V150FR VA603 ICVL0505101V150FR 680 R632 VA605 ICVL0505101V150FR 680 R635 605 STAR CN603 1 2 3 4 609 PG05DBTFC D603 KP_OUT 0 KP_OUT 1 KP_OUT 2 KP_OUT 3 KP_IN 1 END_KEY KP_IN 2 KP_IN 3 KP_IN 4 KP_IN 0 R627 U201 R202 ...

Page 30: ...7 C5 D_VCC1 D_VCC2 D3 D_VCC3 D7 K5 F_CLK F_DPD B6 D4 F_VCC1 D6 F_VCC2 J4 F_VCC3 J6 F_VCC4 F_VPP J1 F_WAIT J9 N_ALE D8 K1 DQ2 L2 DQ3 DQ4 M4 DQ5 L3 DQ6 L4 DQ7 L5 M5 DQ8 L6 DQ9 DU1 A1 DU2 A9 M1 DU3 DU4 M9 G4 D_BA0 D_BA1 H4 D_CKE G6 D_CLK J5 A26 B8 A3 B2 A2 A4 A5 B3 A3 A6 A4 A7 A8 G8 A9 F8 DQ0 M2 DQ1 L1 DQ10 M6 DQ11 L7 L8 DQ12 K9 DQ13 DQ14 L9 DQ15 M8 A11 G9 F9 A12 E9 A13 D9 A14 A15 C9 B9 A16 B4 A17 B5...

Page 31: ...erly 2 Replace U201 Check solder X501 or replace it Yes Yes No No Connect power supply to the DUT Vbat over 3 35V Press End Key Voltage level at R627 goes to high Check solder Side Key or replace it No Check END_KEY Signal Check PWRON Signal Check RESET Signal RESET signal at R115 goes to high Yes 1 Check current consumption 2 Try to re download S W No Yes ...

Page 32: ...ng within 5 C 45 C 2 Under very low temperature battery voltage will change rapidly It s natural property of Li Ion battery Charging Procedure Plug TA detect charger Control the charging by _CHG_EN signal from S GOLD2 When the mobile is turned off that signal fixed as LOW Charging Current flows into the Battery Check Points Connection of TA check TA voltage 4 8V Charging Current Path component vol...

Page 33: ...91MGX NOPB U401 C415 39p R411 33 2V72_IO 33 R412 C411 27p 27p C410 VA407 VBUS_USB 2V85_IO2 2V65_ANA FB405 100nH L402 FB401 FB402 2V72_IO FB409 47 R417 0 1u C404 C403 0 1u VCHG 0 R402 10K R406 2V65_ANA VA402 EVL5M02200 2 2K R409 R414 1K R416 C414 4 7u 47 RX_DEBUG JACK_TYPE DSR HOOK_DETECT TX_DEBUG MIC2_P MIC2_N RPWRON JACK_DETECT MULTI_PORT_1 MULTI_PORT_0 MULTI_PORT_3 MULTI_PORT_2 FM_ANT FB402 FB40...

Page 34: ...FB401 FB402 2 TA can be damaged Change other TA and test again Yes Yes Yes No No Check the Vbat voltage 3 35V 4 0V Make sure the battery is present Plug TA into the 18pin MMI connector _CHG_EN signal is Low Check _CHG_EN Signal 1 Download S W again 2 Replace U207 No Check Resistance middle pin of battery Is it about 10K Ohm Battery has problem Change it No Yes ...

Page 35: ...00K NA R712 2V8_LCD 5 6 7 8 9 22 23 24 25 26 27 28 29 3 30 31 32 33 34 35 4 1 10 11 12 13 14 15 16 17 18 19 2 20 21 CN702 UCLAMP0501H_TCT INSTPAR ZD701 R721 0 R714 100K C738 0 1u DIF_VSYNC LCD_ID DIF_WR DIF_CD DIF_CS DIF_RESET DIF_D 6 DIF_D 4 DIF_D 0 DIF_D 7 DIF_D 5 DIF_D 3 DIF_D 2 DIF_D 1 MLED MLED1 MLED2 MLED3 LCD CONNECTOR Check signal line disconnection of the LCD FPCB Check signal flow via EM...

Page 36: ...7 START Is LCD FPCB normal Signal is normal on FL311 FL312 FL313 FL311 FL312 FL313 Assemble Replace LCD module Check solder and repair Damaged filter Yes Yes No No Check LCD connector combination then LCD test with New LCD ...

Page 37: ...5 TP702 C723 56p 1V8_CAM 2V8_AF TP701 INOUT_B4 6 FL704 ICVE21184E070R100 G1 5 G2 10 INOUT_A1 1 INOUT_A2 2 INOUT_A3 3 4 INOUT_A4 9 INOUT_B1 INOUT_B2 8 7 INOUT_B3 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 10 G2 1 INOUT_A1 INOUT_A2 2 INOUT_A3 3 INOUT_A4 4 INOUT_B1 9 8 INOUT_B2 INOUT_B3 7 6 INOUT_B4 FL703 ICVE21184E070R100 ICVE21184E070R100 FL70...

Page 38: ...era module Working properly Assemble Resolder Yes Yes No No Check camera FPCB 40pin Sub PCB connector combination then Camera test with equipped camera module Replace Camera module Yes Replace New Camera FPCB Working properly Yes Replace Camera FPCB Assemble Yes Replace New main FPCB No ...

Page 39: ...D 19 RHP3D1 24 RHP3D2 8 RIN 5 ROUT 11 SCL 10 SDA VDD1 3 VDD2 16 VOC 2 21 CBYPASS 4 GND1 GND2 12 GND3 20 I2CSPI_SEL 14 7 I2CSPI_VDD ID_ENB 13 LHP3D1 18 1 LHP3D2 9 LIN LOUT 6 MONO 15 U209 LM4946SQX 1u R223 4 7K VBAT C235 2 2u C247 0 1u C231 220n C245 C237 C230 47p 4 7u C236 1u AMP_IN_L AMP_IN_R SPK_P BBP_SND_L BBP_SND_R HS_OUT_L HS_OUT_R SPK_N SCL SDA FM_BBP_SEL AMP_IN_R Check speaker contact Check ...

Page 40: ...mble reconnect speaker wires with correct polarity No Check Speaker Contact is clear Yes Replace Main PCB Check if signals from R226 R227 are correct Resolder R219 R220 or Replace them then test again No Yes U209 is working properly Resolder or Replace it No Yes ...

Page 41: ...2 4 9 Receiver Trouble Check Points Receiver soldering FPCB Assembled status Check Receiver soldering START Check the FPCB assembled status Assemble Check receiver soldering FPCB Reassemble No Resold or Replace receiver No ...

Page 42: ...signal come from Checking Point MAIN MICROPHONE 1 2 SMA 568 0C R2 MIC601 C619 0 1u 27p C623 R618 1 2K 1 2K R615 R609 0 VA601 EVL5M02200 0 R611 1000p C625 0 1u C618 EVL5M02200 VA602 27p C624 C610 27p C609 27p VMICN VMICP MAIN_MIC1_P MAIN_MIC1_N Check solder related microphone path R618 ...

Page 43: ...44 START Make a phone call then check R618 mic bias signal comes from U103 Assemble Check mic Bias signal line Yes No Check microphone sound hole Signal comes out from Microphone Replace microphone No Replace Main PCB Yes ...

Page 44: ...ule The soldering of socket The Vibrator t 2 7mm H Vibrator is activated VIBRATOR 1u C228 1 2 CN201 R211 12 VBAT EVL5M02200 VA202 VA203 EVL5M02200 SUY98005LT1G U204 GND 2 1 VIN VOUT 3 R212 100K 1K R210 100nH L202 FB MOTOR_N MOTOR_N VIBRATOR_EN PIN1 R212 R210 U204 PIN3 R211 L202 Check the contact is clear if there is some obstacles then remove them ...

Page 45: ...ng 46 START Pin1 of U204 is high Pin3 of U204 is low Assemble 1 Check R210 R212 can be short 2 Replace U204 3 Replace main PCB Replace U204 Yes No No Check Vibrator contact 1 Re solder R211 L202 2 Replace Vibrator Yes ...

Page 46: ...r 1608 HIGH EL DRIVER IC LOW EL OFF EL ON EL PAD 2012 1 4W VBAT C608 1u 6 VOUT D381B U602 1 CHF CLF 2 E 3 GND 4 7 L 5 L V 8 33 R616 2200p C622 820uH L601 KDZ100VW ZD601 68p C620 R610 470K 6800p C621 N_CLE EL_KEY_BACKLIGHT EL driver IC Power Inductor Zener Diode ...

Page 47: ...4 Trouble Shooting 48 START VOUT s voltages goes down to low Assemble replace it Yes No Check VOUT pin of EL driver IC U602 Replace key PCB ...

Page 48: ...e R608 4 7K GND1 9 10 GND2 GND3 11 12 GND4 1 P1 P2 2 P3 3 P4 4 P5 5 6 P6 P7 7 P8 8 J601 2V85_SIM C605 27p Q601 D G S C607 SI1305 E3 27p 0 R607 C606 1u SIM_P_CMD SIM_IO SIM_P_CLK SIM_P_DAT SIM_CLK SIM_RST _SIM_EN Check soldering all pin of socket ...

Page 49: ...T J601 All 8 pins are soldered well Q601 is working Assemble Repair it Replace the damaged part Yes No No Check All of SIM card voltage KE800 supports 3V SIM only Make sure the connection between main PCB and KEY PCB is properly ...

Page 50: ... VDDC2 B5 VDDCREG D2 VDDPCM E9 H1 VDDPLL VDDPMREG G2 VDDRF H4 E1 VDDRFREG1 VDDRFREG2 E2 VDDSUP F1 H9 VDDUART A8 J5 H5 RFOUT B9 RTCK C9 SCL0_P0_13 F8 SLEEPX_P0_15 B7 TCK A7 TDI TDO B6 TMS B4 TRST_ A6 J3 TXA1 TXA2 H3 J2 TXAX H7 TX_CONF_P0_14 A2 TX_CONF_RXON UARTCTS G8 J8 H2 A1 NC1 NC2 A9 NC3 J1 J9 NC4 P1_6 C1 A4 PAON D9 PCMCLK PCMFR1 D8 PCMFR2_SDA0_P0_12 C8 G9 PCMIN PCMOUT E8 PSEL0 A3 B8 PSEL1 RESET...

Page 51: ...tion is good condition is good condition is good Replace U601 Replace Main PCB Board Yes No Check a condition of Clock TP608 32k C540 26M Check a condition of power supply C611 2 65V C612 1 5V C613 1 8V C626 1 8V C601 2 72V C602 2 8V Check a condition of Balun filter output FL602 power by using Spectrum analyzer Bluetooth Working is good No Finish Yes Bluetooth Working is good No Yes Yes ...

Page 52: ...6 24 21 GPIO1 GPIO2 20 19 GPIO3 LOUT 16 NC1 22 23 NC2 25 PGND 11 RCLK SI4700 U406 C435 0 1u FM_SND_R CLK32K FM_INT SCL SDA _FM_RESET FM_ANT FM_SND_L C420 CN401 L402 U406 C437 C432 R431 C430 U407 As close as possible to the connector C420 27p R447 10K VA409 R446 NA 10K R404 FB408 18p C418 VA404 VBAT FB411 VA406 FB410 100p C413 C419 0 1u R443 0 0 R442 L401 100nH 22K R405 C401 100p VA408 C416 39p FB4...

Page 53: ...n is good A condition is good A condition is good Replace U407 Replace U406 Yes No FM_Radio Working is good No Yes FM_Radio Working is good No A condition is good No Replace Main board change Yes Check a condition of CLK C437 32k Check a condition of Power supply R431 2 85V C432 2 72V Check a condition of Matching components C430 C420 L402 Check a condition of Ear_jack_connector Finish Yes Yes Yes...

Page 54: ...313 27p NA C311 3 4 0184E150R500FR 1 2 9 8 7 6 2V72_IO 00FR 60 7 8 9 G1 G2 G3 G4 46 47 48 49 5 50 51 52 53 54 55 56 57 58 59 6 31 32 33 34 35 36 37 38 39 4 40 41 42 43 44 45 17 18 19 2 20 21 22 23 24 25 26 27 28 29 3 30 1 10 11 12 13 14 15 16 CN302 2V72_IO TOUCH_INT R308 NA Check TOUCH_INT Signal at C311 It should be Low when user press Touch Button ...

Page 55: ...RIVER LDO 4 7u C756 VBAT 22u C753 FB704 GND 2 5 NC 1 STBY VIN 3 4 VOUT U706 BH33FB1WHFV BGND 6 C754 3V3_VTOUCH 1u C755 22u TOUCH_EN Check 3V3_VTOUCH Voltage It should be 3 3V When TOUCH_EN High Check TOUCH_EN Signal It should be High ...

Page 56: ...arge will be operating properly Replace Main Board Yes Yes Yes No No Check the Vbat voltage 3 35V 4 0V Turn on the mobile Replace U706 No Is MAIN FPCB connected properly Connect FPCB properly No Yes Check TOUCH_EN signal Change to High Check TOUCH_INT Signal Change to Low when user press the button Yes Replace TOUCH PCB No ...

Page 57: ...ed MULTI MICROPHONE R720 0 VA702 EVL5M02200 2V5_MULTI_VMIC VA701 EVL5M02200 C729 39p 0 1u C730 C736 39p C734 0 1u R722 2 2K 2V8_CAM 0 1u C733 BGND 6 GND 2 NC 5 1 STBY VIN 3 VOUT 4 BH25FB1WHFV U704 2V5_MULTI_VMIC R718 2 2K C735 39p OSF213 42DC MIC701 1 2 39p C732 R716 1K 22u C728 C731 0 1u MULTI_MIC1_P MULTI_MIC1_N MIC_PATH_SEL Check solder related microphone path R718 ...

Page 58: ...9 START When video camera works check R718 mic bias signal comes from U704 Assemble Check mic Bias signal line Yes No Check microphone sound hole Signal comes out from Microphone Replace microphone No Replace Main PCB Yes ...

Page 59: ...Charging Power supply VCHG 12 Remote power on RPWRON 11 Power supply VBAT 10 Power supply VBAT 9 Detection of jack plug in JACK_DETECT 8 Remote control Key input RXD UART1 USB Data MULTI_PORT1 7 Remote control Key detection TXD UART1 USB Data MULTI_PORT0 6 Stereo output Right RTS UART1 MULTI_PORT3 5 Stereo output Left CTS UART1 MULTI_PORT2 4 External deviceís type JACK_TYPE 3 Headset Mic input MIC...

Page 60: ...B401 GND IN OUT Pin7 Pin6 Pin6 Pin7 Pin7 Pin6 Pin6 MULTI PORT SWITCH 1 Pin7 Pin6 Pin7 10K R432 1 5K R433 10K R425 10K R430 B C E Q401 RN1307 2V72_IO 0 1u C429 10K R429 22 R434 GND 6 2 IN1 2 10 IN3 4 NC1 1 5 NC2 NC3 9 13 NC4 15 NO1 3 NO2 NO3 7 11 NO4 17 PGND V 14 U405 ISL8499IRZ T COM1 16 COM2 4 8 COM3 COM4 12 22 R437 VBAT VBAT USB_DP USB_DM TXD_0 RXD_0 VBUS_USB USB_PU MULTI_PORT_0 MULTI_PORT_1 JAC...

Page 61: ...27p 100nH C427 47 R426 4 7 2S GND 5 VCC 10 FSA2267L10X U404 1A 9 1 1B0 2 1B1 8 1S 6 2A 2B0 3 2B1 L405 100nH 10K R424 0 1u C428 R427 0 C426 100u MULTI_PORT_3 MULTI_PORT_2 HS_OUT_L HS_OUT_R DIF_VSYNC RTS_0 CTS_0 Signal Connection Control Headset HS_OUT_L HS_OUT_R Low UART1 CTS RTS High 1 8V Application MULTIPORT2 MULTIPORT3 DIF_VSYNC ...

Page 62: ...GX NOPB U401 C415 39p R411 33 2V72_IO 33 R412 C411 27p 27p C410 VA407 VBUS_USB 2V85_IO2 2V65_ANA FB405 100nH L402 FB401 FB402 2V72_IO FB409 47 R417 0 1u C404 C403 0 1u VCHG 0 R402 10K R406 2V65_ANA VA402 EVL5M02200 2 2K R409 R414 1K R416 C414 4 7u 47 RX_DEBUG JACK_TYPE DSR HOOK_DETECT TX_DEBUG MIC2_P MIC2_N RPWRON JACK_DETECT MULTI_PORT_1 MULTI_PORT_0 MULTI_PORT_3 MULTI_PORT_2 FM_ANT Check JACK_DE...

Page 63: ...9 1 RF Components Figure 1 RF Components Placement Figure 1 RF Components Placement REFERENCE PART Description U502 PAM Power Ampilifier Module X501 VCTCXO 26MHz FL501 FEM Front End Module U501 Transceiver SW501 Mobile Switch FL 501 X 501 U501 U502 SW 501 ...

Page 64: ...of Receiver Part Checking Flow START Check point VCTCXO Setup Test Equipment Cell Power 74dBm EGSM CH30 DCS CH699 Check point Mobile SW FEM Re Download S W CAL Check point RX I Q Signal Check point PLL Control Checking Point Figure 2 Receiver Part ...

Page 65: ... Pin 3 26MHz X501 Is the waveform of Pin3 similar to Fig 5 Is the waveform of Pin4 similar to Fig 6 Replace X501 Checking U203 PMIC Yes No No Yes VCTCXO Circuit is OK See next page to check PLL Circuit VCONT 1 26MHz X501 2 GND 3 OUT VCC 4 0 1u C529 2V7_VCXO 120p C530 Pin 4 Pin 3 Checking Flow VCTCXO Circuit Diagram Waveform ...

Page 66: ...GSM900 VDDVCO2V8 17 VDDXO2V8 15 XO 11 12 XOX 25 RX3X RX4 22 23 RX4X 36 TX1 TX2 37 34 VBIAS 18 VCO_RC 31 VDDBIAS2V8 8 VDDDIG1V5 VDDDIG2V8 5 21 VDDLNA1V5 VDDMIX2V8 39 VDDRX1V5 19 20 VDDRX2V8 VDDTX1V5 35 38 VDDTX2V8 6 DA 16 EN FE1 32 FE2 33 14 FSYS1 10 FSYS2 FSYS3 9 GND1 13 GND2 26 40 GND3 GND4 41 29 RX1 RX1X 30 27 RX2 RX2X 28 RX3 24 U501 PMB6272 A 1 2 AX B 3 4 BX CLK 7 C515 0 1u 0 1u 2V85_RF C516 VC...

Page 67: ... On Off Off ANT_SW3 Off On Off ANT G1 G2 RF 2V85_RF SW501 KMS 505 2 7p C511 C513 1 2p 9 GND5 GND6 10 GND7 11 23 GND8 24 GND9 19 GSM_RX 13 PCS_RX PCS_RX 12 6 TX1G 8 TX2G 22 VCTRL1 VCTRL2 21 VCTRL3 20 VDD 3 1 ANT 15 DCS_RX DCS_RX 14 17 EGSM_RX EGSM_RX 16 GMS_RX 18 GND1 2 GND10 25 26 GND11 GND2 4 5 GND3 GND4 7 YGHF S006A FL501 1 2p C512 0 1u C504 C509 1 8p 2 7p C510 100p C501 1 8p C508 SW501 ANT_SW3 ...

Page 68: ...1 2 of SW501 with RF Cable Signal is OK Replace Mobile SW SW501 Yes No Yes Mobile SW FEM is OK See next page to check I Q Signals Check PMB8876 U103 Control Signal is OK No Yes Check Pin 20 21 22 of FL501 Replace FEM FL501 Pin 16 17 or 14 15 Signal is normal No Yes EGSM RX ANT_SW1 ANT_SW2 ANT_SW3 ...

Page 69: ... NA 620 R508 VCONT 1 26MHz X501 2 GND 3 OUT VCC 4 0 1u C529 820 R502 NA 2V7_VCXO C536 120p C530 R510 10 C539 47n NA C528 NA C545 0 1u C538 1V5_CORE NA C544 C537 2V85_RF NA 1000p C540 22p C533 820p C521 AFC 26MHZ_MCLK BT_CLK I IX Q QX RF_CLK RF_DA RF_EN Figure 14 RX I Q I Q U501 IX QX Figure 15 RX I Q Waveform I Q I Q RX Check RX I Q Signals Signals are Normal Replace Transceiver PMB6272 U501 Yes N...

Page 70: ...eck point VCTCXO Check point PLL Control Signal Setup Test Equipment Cell Power 74dBm EGSM CH30 DCS CH699 Check point TX I Q Signal Re Download S W RF CAL Check point Transceiver Output Signal Check point PAM Control Signal Check FEM Mobile S W Checking Points FL501 Figure 16 RF Part ...

Page 71: ...2 NA 620 R508 VCONT 1 26MHz X501 2 GND 3 OUT VCC 4 0 1u C529 820 R502 NA 2V7_VCXO C536 120p C530 R510 10 C539 47n NA C528 NA C545 0 1u C538 1V5_CORE NA C544 C537 2V85_RF NA 1000p C540 22p C533 820p C521 AFC 26MHZ_MCLK BT_CLK I IX Q QX RF_CLK RF_DA RF_EN Figure 18 TX I Q I Q U501 IX QX Figure 19 TX I Q Waveform I Q I Q TX Check TX I Q Signals Signals are Normal Replace Transceiver PMB6272 U501 Yes ...

Page 72: ...534 C525 C526 5600p 10p C527 R514 10 0 R509 C532 NA C535 NA C524 47n C531 VSUPPLY NA 1K R505 GND6 18 GND7 19 GND8 20 GND9 GSM_IN 7 MODE 1 4 RSVD1 VBATT 5 VRAMP 6 25 GND15 26 17 0 3 BS S_PCS_IN 2 EN 8 21 GND10 22 GND11 23 GND12 24 GND13 GND14 R507 0 Figure 21 Transceiver Output Table 3 Transceiver Output Operation U601 GSM IN R507 DCS_PCS IN R509 MODE Transceiver Output GSMK VRAMP controls output p...

Page 73: ...low Check Output Signal Signals are Normal Replace PMB6272 U501 Yes No Transceiver is OK See next page to check PAM Control Circuit Figure 22 Transceiver Output GMSK Figure 23 Transceiver Output 8PSK GSM IN MODE GMSK GSM IN MODE 8PSK ...

Page 74: ...1 68u VSUPPLY NA C546 0 1u C538 1V5_CORE GND6 18 GND7 19 GND8 20 GND9 GSM_IN 7 GSM_OUT 9 MODE 1 4 RSVD1 RSVD2 12 VBATT 5 VRAMP 6 36 GND16 35 GND17 34 GND18 33 GND19 GND2 14 32 GND3 13 GND4 11 GND5 10 17 SKY77340 U502 3 BS DCS_PCS_IN 2 DCS_PCS_OUT 16 EN 8 GND1 15 21 NA C544 C537 2V85_RF NA 820p C547 1000p C540 BT_CLK PA_BAND PA_LEVEL MODE TXON_PA I IX Q QX _ TXON_PA Mode PA_LEVEL MODE Mode TXON_PA ...

Page 75: ... Check Control Signals Signals are Normal Check PMB8876 U103 Yes No PAM Control Signal is OK Check FEM Mobile SW Circuit PA_LEVEL TXON_PA MODE VBIAS TXON_PA MODE VBIAS PA_LEVEL Figure 28 GSMK Control Signal Figure 29 8PSK Control Signal ...

Page 76: ... Power supply Audio General IO RF Signal IQ to BBP 4 VBAT VBAT VBAT CIF_D 8 DIF_D 8 PMIC PMIC BBP PMB8876 DIF SIM Key map CIF AFC EPA S 4 D 4 USART I2S MIC EP POWER USART USB REMOTE PMIC PMB6812 26MHz MIC 1 0 6 5 4 9 8 7 2 3 SEND DOWN C LEFT OK RIGHT BACK UP Menu LCD comp 2 0 TFT 176 x 220 EPL EPSON EL Driver Cy SIM card press PSoC TOUCH EL KEY VBAT 1 3M AF TA 18pin IO CHG_EN 2 0V 1mAh LDO VBAT SP...

Page 77: ...mA LRFC 120mA LRTC 0 3mA LUSB 45mA LMMC 135mA LSIM2 200mA LSIM 22mA LINT 135mA LANA 220mA LBB2 300mA LBB1 1700mA SBBP 850mA 1V5_DSP 1V5_Core 2V65_ANA 2V72_INT 2V85_SIM 2V85_IO2 3V1_USB 2V11_RTC 1V5_RF 2V85_RF 2V65_BT Receptacle Circuit with I O Circuit LDO Camera AF Charge Pump Flash LCD B L Battery Accessory TA Accessory part Power Source PMIC PMB6812 ...

Page 78: ...F UNION to Phone interface Cable Power Supply or Battery IBM compatible PC supporting RS 232 with Windows 98 or newer If you are going to use battery the voltage of the battery should be over 3 7V for stable power supplying during S W download 6 SW Download Power Supply PC TA Battery Simulator ...

Page 79: ...6 SW Download 80 6 2 Download procedure 1 Copy GSMULTI Folder Paste in C 2 Execute GSMULTI reg file Registered at PC 3 MultiGSM exe execution file 4 Munu Setting Configuration KE800 KE800P40 7 V10g ...

Page 80: ...s like below C GSMULTI models INFINEON KE800 KE800 dll Phone software select dffs eep fls files Download speed Start Comp ort 1 2 3 4 END Com port 8 9 Not used Frame count select O K dll internal 5 6 7 6 Press the START button KE800 KE800P40 7 V10g ...

Page 81: ...6 SW Download 82 7 Stand by condition Wait is displayed connect the Phone KE800 KE800P40 7 V10g KE800 KE800P40 7 V10g 8 Download start ...

Page 82: ...6 SW Download 83 KE800 KE800P40 7 V10g 9 Download complete ...

Page 83: ... 84 ...

Page 84: ...BU_ADV_N EBU_A18 N2 N4 EBU_A19 EBU_A2 J4 EBU_A20 N5 T1 EBU_A21 EBU_A22 R2 U2 EBU_A23 V2 EBU_A24 J2 EBU_A3 J3 EBU_A4 EBU_A5 K1 K2 EBU_A6 EBU_A7 K3 K5 EBU_A8 EBU_A9 L2 EBU_AD0 V4 B3 DIF_VD A3 DIF_WR F3 DSP_IN0 DSP_IN1 G5 DSP_OUT0 F1 F2 DSP_OUT1 EBU_A0 H2 H3 EBU_A1 L1 EBU_A10 EBU_A11 M1 N1 EBU_A12 EBU_A13 K4 EBU_A14 L4 P1 EBU_A15 EBU_A16 L3 R1 EBU_A17 CLKOUT0 H1 DIF_CD B5 DIF_CS1 A4 E6 DIF_CS2 DIF_D0...

Page 85: ...UIP 28 AUON AUOP 29 31 BYP FB 9 49 GND INTOUT 41 IREF 32 16 LED LRF3EN 22 ON 4 48 100K R218 C241 1u C214 EVL5M02200 VA202 2 2u 100K R207 VA203 EVL5M02200 BAT 10 CRDL 1 8 GND ICDL 9 6 IMIN PGND 11 2 USB USBON 7 4 _CHG _EN 5 _PPR 3 ISL6299 U207 4 7K 1u C227 R203 NC7WZ08L8X U202 SUY98005LT1G U204 GND 2 1 VIN VOUT 3 2V85_IO2 VBAT C225 2 2u R212 100K G1 G2 OUT VDD 2V72_IO 2V85_CARD 2V85_RF 2V85_IO2 A32...

Page 86: ...u 10u 1V8_MEM C316 C313 1V5_CORE C307 27p C314 27p 27p NA C311 R307 NA 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 3 INOUT_A3 INOUT_A4 4 INOUT_B1 9 8 INOUT_B2 INOUT_B3 7 6 INOUT_B4 ICVE10184E070R100FR FL307 ICVE10184E150R500FR FL308 5 G1 10 G2 1 INOUT_A1 INOUT_A2 2 NA R305 2V72_IO 10u C301 54 55 56 57 58 59 6 60 7 8 9 G1 G2 G3 G4 4 40 41 42 43...

Page 87: ...02 1u 100p C434 C406 2 3 1 FB403 Q402 2SC5585 47 R426 2V72_IO TP404 10u C412 VA401 EVL5M02200 39p C417 220K 1M R408 GND 2 1 OUT 5 VCC VIN 3 4 VIN R401 B C E LMV7291MGX NOPB U401 Q401 RN1307 0 1u C409 C432 2V72_IO 4 7 2S GND 5 VCC 10 0 1u FSA2267L10X U404 1A 9 1 1B0 2 1B1 8 1S 6 2A 2B0 3 2B1 0 1u C429 C415 39p R411 33 2V72_IO 33 R412 FSA2267L10X U402 9 1A 1B0 1 1B1 2 1S 8 2A 6 3 2B0 4 2B1 2S 7 GND ...

Page 88: ...0 1u R514 10 0 R509 39p OUT501 C507 NA 2V7_VCXO C536 R511 1 2K C532 NA 120p C530 R510 C505 10 39p C535 L504 5 6nH C539 NA 47n R504 3nH NA C528 C506 39p L505 5 6nH 9 GND5 GND6 10 GND7 11 23 GND8 24 GND9 19 GSM_RX 13 PCS_RX PCS_RX 12 6 TX1G 8 TX2G 22 VCTRL1 VCTRL2 21 VCTRL3 20 VDD 3 1 ANT 15 DCS_RX DCS_RX 14 17 EGSM_RX EGSM_RX 16 GMS_RX 18 GND1 2 GND10 25 26 GND11 GND2 4 5 GND3 GND4 7 YGHF S006A FL5...

Page 89: ...TXA2 H3 J2 TXAX H7 TX_CONF_P0_14 A2 TX_CONF_RXON UARTCTS G8 J8 H2 A1 NC1 NC2 A9 NC3 J1 J9 NC4 P1_6 C1 A4 PAON D9 PCMCLK PCMFR1 D8 PCMFR2_SDA0_P0_12 C8 G9 PCMIN PCMOUT E8 PSEL0 A3 B8 PSEL1 RESET_ D1 J4 RFIO RFIOX 1V5_CORE U601 PMB8753 CLK32_P1_5 C2 CLKIN_XTAL G1 JTAG_ A5 LOAD TP610 R609 0 VA601 EVL5M02200 R622 NA C642 1u 2200p C622 603 820uH L601 2V9_TF VSUPPLY R604 0 22 R637 D604 PG05DBTFC R606 1K...

Page 90: ...N 3 VOUT 4 BH25FB1WHFV U704 R723 100K 0 1u C724 R730 10K 5 6 3 1 4 VBAT 1V8_CAM VBAT IMX9T110 Q701 2 VBAT R709 39 39 R708 0 R707 C749 39p L702 68nH 2 2u C727 C704 NA 1u C715 R724 100ohm NA R712 27p R701 C720 330 22u TP702 10u 2V5_MULTI_VMIC C753 C743 C723 56p R718 2 2K C735 39p 1V8_CAM 2V8_AF 2V8_LCD OSF213 42DC MIC701 1 2 39p C732 2V8_CAM 330 R703 FB704 2V8_AF R716 1K VA704 EVL5M02200 22u 1u C706...

Page 91: ... R109 180 P104 SML A12UT P101 P2_7 2 18 P3_0 7 P3_1 P3_2 19 P3_3 6 VDD 28 VSS1 32 VSS2 12 XREX 17 LD104 29 P0_7 13 P1_0 11 P1_1 P1_2 14 P1_3 10 15 P1_4 9 P1_5 P1_6 16 P1_7 8 20 P2_0 5 P2_1 21 P2_2 P2_3 4 22 P2_4 3 P2_5 P2_6 23 CY8C21434 U101 GND 33 24 P0_0 1 P0_1 25 P0_2 31 P0_3 26 P0_4 P0_5 30 27 P0_6 SML A12UT LD105 DOWN OK LD102 SML A12UT SML A12UT LD103 LEFT SML A12UT LD101 VBAT CLR 3V3_VTOUCH...

Page 92: ...SIM VBAT VBALUN 2V72_IO VBALUN 2V72_IO USIF_RXD USIF_TXD TOUCH_EN TOUCH_CLK VBACKUP TOUCH_LED_EN LCD_ID KP_OUT 1 END_KEY DIF_D 0 DIF_D 2 DIF_D 3 DIF_D 4 DIF_VSYNC DIF_D 1 DIF_WR DIF_CD DIF_CS DIF_D 7 DIF_D 5 DIF_D 6 TOUCH_DAT MULTI_MIC1_N MULTI_MIC1_P CAM_PWR_EN CIF_MCLK CIF_D 5 CIF_D 4 CIF_D 3 CIF_D 2 CIF_D 1 CIF_D 0 CIF_VS CIF_HS LCD_DIM_CTRL DIF_RESET C_FLASH CIF_RESET CIF_PCLK SDA SCL CIF_PD C...

Page 93: ...1 32 33 34 4 5 6 7 8 9 12 13 14 15 16 17 18 19 2 20 21 22 23 24 25 26 CN901 G1 G2 G3 G4 1 10 11 37 38 39 4 40 5 6 7 8 9 22 23 24 25 26 27 28 29 3 30 31 32 33 34 35 36 G1 G2 1 10 11 12 13 14 15 16 17 18 19 2 20 21 FLASH_LED CN902 CIF_VS CIF_HS FLASH_LED CIF_PCLK CIF_D 5 CIF_D 7 CIF_D 1 CIF_D 2 CIF_D 3 CIF_D 4 CIF_D 6 CIF_RESET SDA SCL CIF_MCLK CIF_D 5 CIF_D 6 CIF_D 7 CIF_RESET SDA SCL CIF_PD CIF_D ...

Page 94: ...o UP DOWN SIDEKEY_FPCB REV 1 0 1 1 KE800 Iss Name Section Date Sign Name Designer Checked Approved MODEL DRAWING NAME DRAWING NO Sheet Sheets LG Electronics Inc LG Electronics Inc VOLUME SIDEKREY 4 3 2 1 KP_IN 0 CN1 1 2 3 4 KB1 GND KB2 7 CIRCUIT DIAGRAM ...

Page 95: ...c MP3_POWERKEY 5 VBAT LG Electronics Inc MODEL DRAWING NAME DRAWING NO Sheet Sheets Designer Approved END 6 END_KEY KP_IN 4 KP_IN 3 KP_OUT 3 END_KEY KP_IN 3 MP3 GND KP_IN 4 GND Notice No Section 1 2 3 1 2 3 4 5 6 REV 1 0 SIDEKEY_FPCB 1 1 KE800 Iss END CN MP3 GND CAM 7 CIRCUIT DIAGRAM ...

Page 96: ... 97 8 PCB LAYOUT ...

Page 97: ... 98 8 PCB LAYOUT ...

Page 98: ... 99 8 PCB LAYOUT ...

Page 99: ... 100 8 PCB LAYOUT ...

Page 100: ... 101 8 PCB LAYOUT ...

Page 101: ... 102 8 PCB LAYOUT ...

Page 102: ... 103 8 PCB LAYOUT ...

Page 103: ... 104 8 PCB LAYOUT ...

Page 104: ... 105 8 PCB LAYOUT ...

Page 105: ... 106 8 PCB LAYOUT ...

Page 106: ... 107 8 PCB LAYOUT ...

Page 107: ... 108 8 PCB LAYOUT ...

Page 108: ...9 CALIBRATION 109 9 1 Calibration test equipment setup 9 CALIBRATION KE800 GSM Test Set 8960 Mobile Switch Cable Battery Simulator Power Supply PC TA ...

Page 109: ... 110 9 CALIBRATION 9 2 Calibration procedure 9 2 1 Turn on the Phone 9 2 2 Execute HK_24 exe 9 2 3 Click SETTING Menu ...

Page 110: ... 111 9 CALIBRATION 9 2 4 Setup Ezlooks menu such as the following 9 2 5 Setup Line System menu such as the following Adjust the number of times ...

Page 111: ...up Logic operation such as the following 9 2 7 Select MODEL 9 2 8 Click START for RF calibration PWR Power Supply CELL Call Test Equipment Operation Mode 1 By Pass not control by GPIB 2 Normal control by GPIB Setup UART Port KE800 ...

Page 112: ...9 CALIBRATION 113 9 2 9 RF calibration finishes 9 2 10 Calibration data will be saved to the following folder C CM_GSM Debug Cal KE800 Saving format year month day_PASS ...

Page 113: ... 114 ...

Page 114: ... 92 26 25 93 28 29 31 30 32 33 34 35 36 37 38 41 94 40 78 76 74 72 71 73 101 75 100 67 69 63 70 66 61 77 68 65 64 95 90 91 24 39 5 79 80 81 62 60 59 58 57 56 55 54 53 52 50 49 46 51 99 98 48 47 96 44 42 97 45 102 43 82 85 10 10 EXPLODED VIEW REPLACEMENT PART LIST 10 1 EXPLODED VIEW ...

Page 115: ... 116 ...

Page 116: ...67 4 MLAZ00 LABEL MLAZ0040401 WEEE Marking Label Without Color 101 4 MLEA00 LOCKER BATTERY MLEA0035301 COMPLEX empty Black 73 4 MPBJ00 PAD MOTOR MPBJ0037201 COMPLEX empty Black 65 4 MPBN00 PAD SPEAKER MPBN0035601 COMPLEX empty Without Color 64 4 MPBZ00 PAD MPBZ0159901 COMPLEX empty Black 70 4 MPBZ02 PAD MPBZ0160101 COMPLEX empty Black 68 4 MSDB00 SPRING COIL MSDB0001701 G7000 Pearl White 72 4 MTAB...

Page 117: ...5 MGAD00 GASKET SHIELD FORM MGAD0128501 COMPLEX empty Black 22 5 MGDA00 GUIDE LEFT MGDA0006502 MOLD POM LUCEL HI 510 Silver 30 5 MGDB00 GUIDE RIGHT MGDB0002502 MOLD POM LUCEL N109 LD Silver 29 5 MIDZ00 INSULATOR MIDZ0122501 COMPLEX empty Blue 92 5 MMAA00 MAGNET SWITCH MMAA0005201 Metal Silver 25 5 MPBH00 PAD MIKE MPBH0026301 COMPLEX empty Black 23 5 MPBT00 PAD CAMERA MPBT0033301 COMPLEX empty Blac...

Page 118: ...TECTION MTAB0138401 COMPLEX empty Without Color 13 5 MTAD00 TAPE WINDOW MTAD0059601 COMPLEX empty Without Color 9 5 MTAD01 TAPE WINDOW MTAD0060101 COMPLEX empty Without Color 10 5 MTAZ00 TAPE MTAZ0153501 COMPLEX empty Without Color 14 5 MTAZ01 TAPE MTAZ0153601 COMPLEX empty Without Color 3 4 GMEY00 SCREW MACHINE BIND GMEY0012901 1 4 mm 2 5 mm MSWR3 B Silver 4 GMEY01 SCREW MACHINE BIND GMEY0010401 ...

Page 119: ...empty Black 46 3 MCCF00 CAP MOBILE SWITCH MCCF0039801 COMPLEX empty Black 77 3 MLAK00 LABEL MODEL MLAK0018616 KG110 MADE IN KOREA Without Color 5 ADCA00 DOME ASSY METAL ADCA0058501 Black 49 5 MPBZ00 PAD MPBZ0169401 COMPLEX empty Black 5 MTAB00 TAPE PROTECTION MTAB0119201 COMPLEX empty Without Color 5 ABFZ00 BRACKET ASSY ABFZ0010301 Without Color 6 6 MBFZ00 BRACKET MBFZ0026601 MOLD PC LUPOY SC 1004...

Page 120: ... PIN 0 4 mm STRAIGHT AU STACKING HEIGHT 0 9 HEADDER FOR KEYPAD TO MAIN 6 SPCY00 PCB FLEXIBLE SPCY0081801 POLYI 0 5 mm MULTI 4 KE800 FPCB 4 SACY01 PCB ASSY FLEXIBLE SACY0054901 POLYI mm MULTI 3 KE800 CAMERA FPCB 5 SACE00 PCB ASSY FLEXIBLE SMT SACE0049601 POLYI mm MULTI 3 KE800 CAMERA FPCB 6 SACC00 PCB ASSY FLEXIBLE SMT BOTTOM SACC0029701 7 CN902 CONNECTOR BOARD TO BOARD ENBY0020201 40 PIN 0 4 mm ET...

Page 121: ... ERHZ0000204 100 Kohm 1 16W F 1005 R TP 7 R109 RES CHIP MAKER ERHZ0000411 120 ohm 1 16W J 1005 R TP 7 R110 RES CHIP MAKER ERHZ0000429 180 ohm 1 16W J 1005 R TP 7 R111 RES CHIP MAKER ERHZ0000491 510 ohm 1 16W J 1005 R TP 7 R112 RES CHIP MAKER ERHZ0000491 510 ohm 1 16W J 1005 R TP 7 R113 RES CHIP MAKER ERHZ0000491 510 ohm 1 16W J 1005 R TP 7 R114 RES CHIP MAKER ERHZ0000491 510 ohm 1 16W J 1005 R TP ...

Page 122: ...005 R TP 7 C735 CAP CERAMIC CHIP ECCH0000120 39 pF 50V J NP0 TC 1005 R TP 7 C736 CAP CERAMIC CHIP ECCH0000120 39 pF 50V J NP0 TC 1005 R TP 7 C740 CAP CHIP MAKER ECZH0000826 27 pF 50V J NP0 TC 1005 R TP 7 C741 CAP CHIP MAKER ECZH0000826 27 pF 50V J NP0 TC 1005 R TP 7 C742 CAP TANTAL CHIP ECTH0001902 10 uF 10V M L_ESR 1608 R TP 7 C743 CAP TANTAL CHIP ECTH0001902 10 uF 10V M L_ESR 1608 R TP 7 C744 CA...

Page 123: ...HIP MAKER ERHZ0000401 0 ohm 1 16W J 1005 R TP 7 R722 RES CHIP MAKER ERHZ0000443 2200 ohm 1 16W J 1005 R TP 7 R724 RES CHIP ERHY0003301 100 ohm 1 16W J 1005 R TP 7 R730 RES CHIP MAKER ERHZ0000405 10 Kohm 1 16W J 1005 R TP 7 U701 IC EUSY0223002 HVSOF5 5 PIN R TP 150mA CMOS LDO WITH OUTPUT CONTROL 2 8V 7 U703 IC EUSY0294001 3 3 DFN 10 PIN R TP Dual 1 8V 150mA 2 8V 300mA LDO Regulator 7 U704 IC EUSY02...

Page 124: ...R FFC FPC ENQY0010901 35 PIN 0 3 mm ETC H 1 2 7 FB702 FILTER BEAD CHIP SFBH0000903 600 ohm 1005 7 FB703 FILTER BEAD CHIP SFBH0000903 600 ohm 1005 7 FB704 FILTER BEAD CHIP SFBH0008101 600 ohm 1005 7 Q701 TR BJT NPN EQBN0004801 SMT6 0 2 W R TP 7 R702 RES CHIP MAKER ERHZ0000529 1 5 Kohm 1 16W J 1005 R TP 7 R703 RES CHIP MAKER ERHZ0000464 330 ohm 1 16W J 1005 R TP 7 R704 RES CHIP MAKER ERHZ0000533 7 5...

Page 125: ...RAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C602 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C603 CAP TANTAL CHIP MAKER ECTZ0004204 100 uF 6 3V M STD 3216 R TP 6 C604 CAP CHIP MAKER ECZH0000826 27 pF 50V J NP0 TC 1005 R TP 6 C605 CAP CHIP MAKER ECZH0000826 27 pF 50V J NP0 TC 1005 R TP 6 C606 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C607 CAP CHIP MAKER...

Page 126: ... C639 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C640 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C641 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C642 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C643 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 CN601 CONNECTOR ETC ENZY0017701 3 PIN 2 5 mm ETC H 1 4 6 CN602 CONNECTOR B...

Page 127: ...1 16W J 1005 R TP 6 R623 RES CHIP ERHY0000275 56K ohm 1 16W J 1005 R TP 6 R624 RES CHIP ERHY0000275 56K ohm 1 16W J 1005 R TP 6 R625 RES CHIP ERHY0000275 56K ohm 1 16W J 1005 R TP 6 R626 RES CHIP MAKER ERHZ0000505 680 ohm 1 16W J 1005 R TP 6 R627 RES CHIP MAKER ERHZ0000505 680 ohm 1 16W J 1005 R TP 6 R628 RES CHIP MAKER ERHZ0000505 680 ohm 1 16W J 1005 R TP 6 R629 RES CHIP MAKER ERHZ0000401 0 ohm ...

Page 128: ...901 10 uF 16V M STD ETC R TP 6 C202 CAP TANTAL CHIP MAKER ECTZ0004204 100 uF 6 3V M STD 3216 R TP 6 C230 CAP CERAMIC CHIP ECCH0006201 4 7 uF 6 3V K X5R TC 1608 R TP 6 C231 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C232 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C233 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C235 CAP CERAMIC CHIP ECCH0004904 1 ...

Page 129: ... TC 1005 R TP 6 C414 CAP CERAMIC CHIP ECCH0006201 4 7 uF 6 3V K X5R TC 1608 R TP 6 C415 CAP CERAMIC CHIP ECCH0000120 39 pF 50V J NP0 TC 1005 R TP 6 C416 CAP CERAMIC CHIP ECCH0000120 39 pF 50V J NP0 TC 1005 R TP 6 C417 CAP CERAMIC CHIP ECCH0000120 39 pF 50V J NP0 TC 1005 R TP 6 C418 CAP CERAMIC CHIP ECCH0000113 18 pF 50V J NP0 TC 1005 R TP 6 C419 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 100...

Page 130: ...P CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C526 CAP CERAMIC CHIP ECCH0000152 5 6 nF 25V K X7R HD 1005 R TP 6 C527 CAP CERAMIC CHIP ECCH0000110 10 pF 50V D NP0 TC 1005 R TP 6 C529 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C530 CAP CERAMIC CHIP ECCH0000129 120 pF 50V J NP0 TC 1005 R TP 6 C533 CAP CERAMIC CHIP ECCH0000143 1 nF 50V K X7R HD 1005 R TP 6 C538 CAP CERAM...

Page 131: ...011701 SMD SMD 18 V 4ch EMI_ESD Filter 10 Ohm 7 5pF 6 FL308 FILTER EMI POWER SFEY0011601 SMD SMD 18 V 4ch EMI_ESD Filter 50 Ohm 15pF 6 FL309 FILTER EMI POWER SFEY0011601 SMD SMD 18 V 4ch EMI_ESD Filter 50 Ohm 15pF 6 FL310 FILTER EMI POWER SFEY0010501 SMD SMD 18 V 4ch EMI_ESD Filter 100Ohm 15pF Pb free 6 FL311 FILTER EMI POWER SFEY0010501 SMD SMD 18 V 4ch EMI_ESD Filter 100Ohm 15pF Pb free 6 FL312 ...

Page 132: ...IP MAKER ERHZ0000270 33 ohm 1 16W F 1005 R TP 6 R412 RES CHIP MAKER ERHZ0000270 33 ohm 1 16W F 1005 R TP 6 R414 RES CHIP MAKER ERHZ0000401 0 ohm 1 16W J 1005 R TP 6 R416 RES CHIP MAKER ERHZ0000483 47 ohm 1 16W J 1005 R TP 6 R417 RES CHIP MAKER ERHZ0000483 47 ohm 1 16W J 1005 R TP 6 R424 RES CHIP MAKER ERHZ0000405 10 Kohm 1 16W J 1005 R TP 6 R425 RES CHIP MAKER ERHZ0000405 10 Kohm 1 16W J 1005 R TP...

Page 133: ...m Vcc 2 7V Pb Free 6 U209 IC EUSY0309801 Output capless audio subsystem with 3D 24 PIN R TP NS subsystem audio amp 6 U401 IC EUSY0077701 SC70 5 5 PIN R TP 1 8V Low Voltage Comparator with Rail to Rail Input Pb Free 6 U404 IC EUSY0262401 Micropak 10 PIN R TP Dual Analog switch Ron 0 4ohm Vcc 2 7V Pb Free 6 U405 IC EUSY0251101 QFN 16 PIN R TP Ultra Low Ron Dual DPDT Analog switch Pb Free 6 U501 IC E...

Page 134: ...0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C114 CAP CERAMIC CHIP ECCH0000155 10 nF 16V K X7R HD 1005 R TP 6 C115 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C116 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C117 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C118 CAP CERAMIC CHIP ECCH0000155 10 nF 16V K X7R HD 1005 R TP 6 C119 CAP CERAMIC CHIP ECCH0004904...

Page 135: ... 10V K X5R HD 1005 R TP 6 C214 CAP CERAMIC CHIP ECCH0000198 2 2 uF 6 3V M X5R TC 1005 R TP 6 C215 CAP CERAMIC CHIP ECCH0000198 2 2 uF 6 3V M X5R TC 1005 R TP 6 C216 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C217 CAP CERAMIC CHIP ECCH0000393 22 uF 6 3V M X5R HD 2012 R TP 6 C218 CAP CERAMIC CHIP ECCH0000393 22 uF 6 3V M X5R HD 2012 R TP 6 C219 CAP CERAMIC CHIP ECCH0000198 2 2 uF 6...

Page 136: ...TC 1005 R TP 6 C407 CAP CHIP MAKER ECZH0000813 100 pF 50V J NP0 TC 1005 R TP 6 C408 CAP CHIP MAKER ECZH0000813 100 pF 50V J NP0 TC 1005 R TP 6 C409 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C430 CAP CHIP MAKER ECZH0000813 100 pF 50V J NP0 TC 1005 R TP 6 C432 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C433 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R T...

Page 137: ...Z0000441 22 ohm 1 16W J 1005 R TP 6 R122 RES CHIP MAKER ERHZ0000441 22 ohm 1 16W J 1005 R TP 6 R123 RES CHIP MAKER ERHZ0000401 0 ohm 1 16W J 1005 R TP 6 R124 RES CHIP MAKER ERHZ0000401 0 ohm 1 16W J 1005 R TP 6 R125 RES CHIP MAKER ERHZ0000444 22 Kohm 1 16W J 1005 R TP 6 R132 RES CHIP MAKER ERHZ0000485 4700 ohm 1 16W J 1005 R TP 6 R134 RES CHIP MAKER ERHZ0000485 4700 ohm 1 16W J 1005 R TP 6 R201 RE...

Page 138: ...0000406 100 Kohm 1 16W J 1005 R TP 6 SPFY00 PCB MAIN SPFY0133001 FR 4 0 8 mm STAGGERED 10 KE800 MAIN PCB 6 U101 IC EUSY0302101 BGA 105 PIN R TP 1G Nor 256MSDRAM 1 8V I O Sibely 6 U102 IC EUSY0246101 WCSP 0 23mm Large Bump 5 PIN R TP Single 2 input positive AND gate Pb Free 6 U103 IC EUSY0274601 BGA 293 PIN R TP EDGE BASE BAND S GOLD2 6 U201 IC EUSY0077301 SC70 6 6 PIN R TP SPDT Analog switch 6 U20...

Page 139: ...REPLACEMENT PART LIST 140 Level Location No Description Part Number Specification Color Remark 6 VA201 VARISTOR SEVY0003901 5 5 V SMD 480pF 1005 6 X101 X TAL EXXY0018701 32 768 KHz 20 PPM 12 5 pF 70 Kohm SMD 3 2 1 5 0 9 ...

Page 140: ...ONE EAR MIKE SET SGEY0004213 SON80 KG808 818CHINA SON80CHINA R VE 18P 3 SSAD00 ADAPTOR AC DC SSAD0021002 100 240V 5060 Hz 4 8 V 0 9 A CB CE 18pin plug Replace ment ADAPTOR AC DC SSAD0021001 100 240V 5060 Hz 4 8 V 0 9 A CB CE 18pin plug Replace ment ADAPTOR AC DC SSAD0021004 100 240V 5060 Hz 4 8 V 0 9 A CB CE 18pin plug Replace ment ADAPTOR AC DC SSAD0021005 100 240V 5060 Hz 4 8 V 0 9 A CB CE 18pin...

Page 141: ...Note ...

Page 142: ...Note ...

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Summary of Contents for Chocolate KE800

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LG Chocolate KE800, Service Manual, Page: 50 / 142

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Summary of Contents for Chocolate KE800

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