LG KG200 Service Manual Download

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ED1

EA8

EA20

ED8

EA21

EA1

EA7

ED14

EA17

ED2

ED11

EA9

EA2

ED0

EA18

EA22

ED9

ED13

ED15

ED6

EA11

EA4

EA15

EA5
EA6

ED5

ED7

ED10

EA16

EA3

ED3

EA14

EA13

ED12

EA10

ED4

EA19

EA12

KCOL3

KROW0

KROW5

KROW1

KROW2

KROW3

KROW4

KCOL0

KCOL1

KCOL2

VMEM

VBAT

VUSB

AVDD

VCHG

VBAT

KROW1

P.1

KCOL3

P.1

NWEB P.1

NLD1 P.1,4

NCEB P.1

/WATCHDOG P.1

NLD2 P.1,4

/ERD P.1

NLD6 P.1,4

NALE P.1

/EWR P.1

EA[1..23]

P.1

NLD7 P.1,4

NRNB P.1

NLD5 P.1,4

NLD4 P.1,4

ED[0..15]

P.1

/ECS1_PSRAM P.1

NREB P.1
/WATCHDOG P.1

NCLE P.1

NLD3 P.1,4

NLD0 P.1,4

/EUB P.1
/ELB

P.1

EA23 P.1

/ECS0_FLASH P.1

JTMS

P.1

JTDI

P.1

JTCK

P.1

/JTRST

P.1

JTDO

P.1

JRTCK

P.1

ADC5_USB

P.1

USB_DP

P.1

USB_DM

P.1

KCOL2

P.1

KCOL3

P.1

KROW0

P.1

LED_COM

P.4

KCOL0

P.1

KCOL1

P.1

KCOL2

P.1

KCOL3

P.1

KROW0

P.1

KROW1

P.1

KROW2

P.1

KROW3

P.1

KROW4

P.1

KROW5

P.1

PWRKEY

P.4

STATUS_LED

P.4

Title

Size

Document Number

Rev

Date:

Sheet

Memory, Key Scan, USB

Friday, September 29, 2006

R1A

7311 R1A

Title

Size

Document Number

Rev

Date:

Sheet

Memory, Key Scan, USB

Friday, September 29, 2006

R1A

7311 R1A

Title

Size

Document Number

Rev

Date:

Sheet

Memory, Key Scan, USB

Friday, September 29, 2006

R1A

7311 R1A

[CAPTURE]

128Mb(NOR)+32Mb(SRAM)+256Mb(NAND)

128Mb(NOR)+32Mb(SRAM)+512Mb(NAND)

128Mb(NOR)+32Mb(SRAM)+1Gb(NAND)

128Mb(NOR)+64Mb(SRAM)+512Mb(NAND)

128Mb(NOR)+64Mb(SRAM)+1Gb(NAND)

TV00578003AAGD

TV00579003AAGD

TV0057A003AAGD

TV00679003AAGD

TV0067A003AAGD

3 IN 1 MCP Flash Memory

USB Connector

Sidekey

KEYPAD (Metal Dome)

Key Pad Backlight

[SOFT_L]

128Mb(NOR)+32Mb(SRAM)+512Mb(NAND)

TV00579002AAGD

Status LED

R306

24R

R0402

R306

24R

R0402

TP301

TP35MIL

TP-0.7

TP301

TP35MIL

TP-0.7

NAND

U300

TV00579002CAGD

TV00578003AABD-A

NAND

U300

TV00579002CAGD

TV00578003AABD-A

A10

A11

A12

A13

A14

A15

A16

A17

A18

A19

A20

A21

A22

DQ0

DQ1

DQ2

DQ3

DQ4

DQ5

DQ6

DQ7

DQ8

DQ9

DQ10

DQ11

DQ12

DQ13

DQ14

DQ15

I/O1

I/O2

I/O3

I/O4

I/O5

I/O6

K10

I/O7

J10

I/O8

H10

CEn#

WEn#

CLE

ALE

REn#

WPn#

RY/BY#n

WP#/ACC

RESET#

CEf1#

RY/BY#f

WE#

OE#

CE1ps#

CE2ps

UB#

LB#

Vccf(N.C_1Gbit)

Vccps

Vss

Vccn

F10

Vccf

Vss

G10

Vss

B10

C10

D10

E10

L10

M10

Vccn

A10

SW307
KSW

D307

LED0603

White

D307

LED0603

White

D306

LED0603

White

D306

LED0603

White

D311

LED0603

White

D311

LED0603

White

ESD301

Spark Gap

ESD301

Spark Gap

SW324
KSW

D300
RB520S-30TE61

SC79

D300
RB520S-30TE61

SC79

TP302

TP35MIL

TP-0.7

TP302

TP35MIL

TP-0.7

SW312
KSW

R308
1.5K

R0402

R308
1.5K

R0402

R312
200R

R0402

R312
200R

R0402

D309

LED0603

White

D309

LED0603

White

SW320
Push Switch

EVQ9P701E

SW320
Push Switch

EVQ9P701E

TP305

TP35MIL

TP-0.7

TP305

TP35MIL

TP-0.7

SW310
Push Switch

EVQ9P701E

SW310
Push Switch

EVQ9P701E

ESD315
Spark Gap

SW314

KSW

SW314

KSW

D312

LED0603

White

D312

LED0603

White

R307

24R

R0402

R307

24R

R0402

ESD305

Spark Gap

ESD305

Spark Gap

ESD302

Spark Gap

ESD302

Spark Gap

R314
200R

R0402

R314
200R

R0402

R319
200R

R0402

R319
200R

R0402

R309
100K

R0402

R309
100K

R0402

T310
SFI0402-050E100nP-LF

C0402

T310
SFI0402-050E100nP-LF

C0402

TP306

TP35MIL

TP-0.7

TP306

TP35MIL

TP-0.7

SW315
KSW

ESD319
Spark Gap

ESD306

Spark Gap

ESD306

Spark Gap

ESD303

Spark Gap

ESD303

Spark Gap

D310

LED0603

White

D310

LED0603

White

R318
200R

R0402

R318
200R

R0402

TP304

TP35MIL

TP-0.7

TP304

TP35MIL

TP-0.7

SW301
KSW

SW311
Push Switch

EVQ9P701E

SW311
Push Switch

EVQ9P701E

D308
CM1218-05SE

SOT563

D308
CM1218-05SE

SOT563

T303
SFI0402-050E100nP-LF

C0402

T303
SFI0402-050E100nP-LF

C0402

ESD307

Spark Gap

ESD307

Spark Gap

D301

LED0603

Blue

D301

LED0603

Blue

R320
200R

R0402

R320
200R

R0402

SW317
KSW

D302

LED0603

White

D302

LED0603

White

ESD318
Spark Gap

T312
SFI0402-050E100nP-LF

C0402

T312
SFI0402-050E100nP-LF

C0402

R321
200R

R0402

R321
200R

R0402

ESD308

Spark Gap

ESD308

Spark Gap

ESD316
Spark Gap

ESD310

Spark Gap

ESD310

Spark Gap

SW319
KSW

R304
47K

R0402

R304
47K

R0402

IO300
MNC40-01-01

MNC40-SERLES

IO300
MNC40-01-01

MNC40-SERLES

USB_PWR

USB_DM

USB_DP

GND

U_GND

SW302
KSW

ESD309

Spark Gap

ESD309

Spark Gap

D303

LED0603

White

D303

LED0603

White

SW323
KSW

ESD320
Spark Gap

SW316
KSW

TP308

TP60MIL

TP-1.5

TP308

TP60MIL

TP-1.5

R311
200R

R0402

R311
200R

R0402

ESD313
Spark Gap

SW318
KSW

SW300
KSW

TP309

TP60MIL

TP-1.5

TP309

TP60MIL

TP-1.5

SW304
KSW

ESD333

Spark Gap

ESD333

Spark Gap

R316
200R

R0402

R316
200R

R0402

SW321

KSW

SW321

KSW

D304

LED0603

White

D304

LED0603

White

SW308
KSW

R315
200R

R0402

R315
200R

R0402

ESD331

Spark Gap

ESD331

Spark Gap

SW305
KSW

T311
SFI0402-050E100nP-LF

C0402

T311
SFI0402-050E100nP-LF

C0402

T313

SFI0402-050E100nP-LF

C0402

T313

SFI0402-050E100nP-LF

C0402

SW306
KSW

ESD304

Spark Gap

ESD304

Spark Gap

R313
200R

R0402

R313
200R

R0402

D305

LED0603

White

D305

LED0603

White

SW322
KSW

ESD332

Spark Gap

ESD332

Spark Gap

TP307

TP35MIL

TP-0.7

TP307

TP35MIL

TP-0.7

T302
SFI0402-050E100nP-LF

C0402

T302
SFI0402-050E100nP-LF

C0402

SW313

KSW

SW313

KSW

R317
200R

R0402

R317
200R

R0402

5. CIRCUIT DIAGRAMS

Summary of Contents for KG200

Page 1: ...Date November 2006 Issue 1 0 Service Manual Model KG200 Service Manual KG200 KG200 cover 4 _1109 2006 11 10 3 18 PM 1 ...

Page 2: ... Introduction and Specification 5 2 Software Download Procedure 11 3 Assembly and Disassembly 18 4 Troubleshooting 22 5 CIRCUIT DIAGRAMS 55 6 PCB LAYOUT 71 7 EXPLODED VIEW REPLACEMENT PART LIST 73 Contents ...

Page 3: ... 4 ...

Page 4: ...ain Display 1 8 128x160 GPRS Yes Class 10 MMS Yes 1 1 Camera Change to 1 3 M Battery 800 mAh Audio player real resuming Yes FM Receiver Yes MPEG4 H 263 Yes H 264 No AAC No FM as alarm Yes Scheduled FM recording Yes MP4 for incoming call power on off Yes animation and screen saver Speaker Yes single speaker Audio player real resuming Yes ...

Page 5: ... Memory Card MicroSD Bluetooth No USB Yes slave 1 1 IrMC No WAP Yes 2 0 Java No PoC No EMAIL No Status LED with one color Yes DRM No OMA 1 0 Dictionary No MPEG4 caller ID Yes Finger handwriting No Touch Panel No OTA Yes AB repeat Yes Music Equalizer Yes Image Editing No In flight mode Yes ...

Page 6: ...24 TX 890 n 1024 0 2 MHz 1 Frequency Band RX 935 n 1024 0 2 MHz n 975 1023 DCS1800 Band TX 1710 n 512 0 2 MHz RX 1805 n 512 0 2 MHz n 512 885 PCS1900 Band TX 1850 2 n 512 0 2 MHz RX 1930 2 n 512 0 2 MHz n 512 810 2 Phase Error RMS 5 degrees Peak 20 degrees EGSM900 0 1ppm 90 Hz 3 Frequency Error DCS 0 1ppm 180 Hz PCS 0 1ppm 190 Hz ...

Page 7: ...12 19 dBm 3dB 13 17 dBm 3dB 14 15 dBm 3dB 15 13 dBm 3dB 16 11 dBm 5dB 17 9 dBm 5dB 18 7 dBm 5dB 19 low 5 dBm 5dB DCS1800 PCS1900 Control Level Power Level Tolerance 0 high 30 dBm 2dB 1 28 dBm 3dB 2 26 dBm 3dB 3 24 dBm 3dB 4 22 dBm 3dB 5 20 dBm 3dB 6 18 dBm 3dB 7 16 dBm 3dB 8 14 dBm 3dB 9 12 dBm 4dB 10 10 dBm 4dB 11 8 dBm 4dB 12 6 dBm 4dB 13 4 dBm 4dB 14 2 dBm 5dB 15 0 dBm 5dB ...

Page 8: ...200 1 800 60 1 800 3 000 63 3 000 6 000 65 5 Spectrum due to modulation 6 000 71 DCS1800 PCS1900 OFFSET from Carrier KHz Max dBm 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 EGSM900 OFFSET from Carrier KHz Max dBm Spectrum due to switching 400 19 6 transient 600 21 1 200 21 1 800 24 ...

Page 9: ...S PCS BER Class II 2 103dBm 8 SLR Sending Loudness Ratio 8 3 dB Frequency Hz Max dB Min dB 100 12 200 0 300 0 12 9 Sending Response 1 000 0 6 2 000 4 6 3 000 4 6 3 400 4 9 4 000 0 10 RLR Receiver Loudness Ratio 2 3 dB Frequency Hz Max dB Min dB 100 12 200 0 300 2 7 500 5 11 Receiving Response 1 000 0 5 3 000 2 5 3 400 2 10 4 000 2 Mean that adopt a straight line in between 300Hz 1000Hz to be Max L...

Page 10: ...e 2 PC 3 Battery 3 8 V Li ion Battery How to user Leo download tool 2 1 Install Leo Download tool Choose I accept the terms in the license agreement Type user name organization You could type any anything or just follow it up 2 Software Download Procedure ...

Page 11: ...2 Software Download Procedure 12 Select default folder Press Install ...

Page 12: ...2 Software Download Procedure 13 Press Finish Enable Leo Download tool ...

Page 13: ...2 Software Download Procedure 14 2 2 Connect Download cable with computer and mobile 2 3 Install SW Select COM port Maybe it will show different COM because of we use different computer ...

Page 14: ...are Download Procedure 15 Press Setting and then you will see Multiport Data folder Change it to the folder which you store the SW Select the Pcs file and press open After few seconds you will see below screen ...

Page 15: ...2 Software Download Procedure 16 Press Yes After you see the pink cycle long press power on key and then you will see below picture ...

Page 16: ...ion 2 4 1 Install battery and power on phone 2 4 2 Press 8 7 8 SIM card not installed or 8 7 8 SIM card installed to enter service mode 2 4 3 Select 2 Version 1 Summary to check Software Version 2 4 4 Quickly to check SW version 8 3 7 5 2 4 5 Quickly to change to English language 0 8 8 6 Send Key ...

Page 17: ...3 Assembly and Disassembly 18 Tools Torque screwdriver no 6 set Pair of tweezers Guitar Pick 3 1 Disassembly i Take off battery cover ii Release 4 screws from B Cover 3 Assembly and Disassembly ...

Page 18: ...3 Assembly and Disassembly 19 iii Use the Guitar Pick to take off B Cover iv Remove the Receiver and Key Pad from A Cover ...

Page 19: ...3 Assembly and Disassembly 20 v Take off the Main Board from B Cover vi Take off the Vibrator side key BATT connect and from B Cover ...

Page 20: ...mbly and Disassembly 21 vii Take off the LCM from Main Board 1 Release the LCM connect from Main Board 2 Take off LCM from LCM place 3 2 Assembly Please do the reverse steps of disassembly for assembly phone ...

Page 21: ... No SIM card in side In the software of the phone there is a built in service functionality that allows you to test some of the functions of the phone This is how it looks 1 Auto test 12 ADC 2 Version 13 Charger 3 Resource BIN 14 Headset 4 Echo Loop 15 RTC 5 Keypad 16 MTBF 6 Vibrator 17 UART 7 Loud SPK 18 Memory Card 8 Ring Tone 19 Nand Flash 9 LED 20 Camera 10 LCD 21 Total call time 11 Receiver 2...

Page 22: ...eck that the antenna Flex Film Fig 1 2 is not mechanical damaged dirty or oxidized Replace it if necessary On Off problems Make a general visual inspection for corrosion or oxidation from liquid damage Check that the battery pads Fig 2 1 are dirty or oxidized If necessary clean the battery pads Check that the Battery Fig 2 2 is not mechanical damaged dirty or oxidized Change it if necessary Fig 1 ...

Page 23: ...d receiver cconnector Fig 3 1 Microphone 1 Turn on the phone Go to service test menu choose 4 Echo Loop An audio loop is activated check that the Microphone is working properly Check that the Microphone Pad Fig 4 1 is not oxidized or dirty Clean it if necessary Check that the Microphone Fig 4 2 is not mechanical damaged dirty or oxidized Replace it if necessary Fig 3 1 Fig 4 1 Fig 4 2 ...

Page 24: ... a pattern check that no lines or pixels are missing and that there are no discolorations If necessary replace the LCM If all segments are missing check that the LCD connector Fig 5 1 and LCD FPC Fig 5 2 is not mechanical damaged dirty or oxidized Turn the phone on Go to service test menu choose 9 LED The illumination should start flashing Fig 5 3 Check that all 10 Keypad LEDs have the same illumi...

Page 25: ...be able to turn on and show charging in the Display Check that the system connector Fig 6 1 is incorrectly soldered not mechanical damaged dirty or oxidized Replace it if necessary SIM Problems Make a general visual inspection for corrosion or oxidation from liquid damage Insert a SIM card with known function If the display shows Insert card there is a SIM problem If it shows Insert correct card t...

Page 26: ...own in the Main display Replace the Metal dome If necessary Fig 8 1 Check that the mechanical response feels normal and that all the keys had been shown in the Main display Clean the key pads If necessary Fig 8 2 Data Communication Problems If no communication is accomplished with the system connector Make a general visual inspection for corrosion or oxidation from liquid damage Check that the sys...

Page 27: ... liquid damage according to point Turn on the phone Go to service test menu choose 15 RTC press any key to check that the RTC is working properly Check that the clock is working and that it does not start up with 00 00 when a battery is mounted Replace the Backup battery if necessary Fig 10 1 Fig 10 1 ...

Page 28: ...3 U401 Si5853DC FET8P U401 Si5853DC FET8P A 1 A 2 K 7 K 8 S 3 G 4 D 5 D 6 D400 RB520S 30TE61 SC79 D400 RB520S 30TE61 SC79 1 2 C400 1uF 25V C0603 C400 1uF 25V C0603 TP402 TP60MIL TP 1 5 TP402 TP60MIL TP 1 5 R413 0 33R R0805 R413 0 33R R0805 TP404 TP60MIL TP 1 5 TP404 TP60MIL TP 1 5 U400 PMIC MT6305BN C QFN48P U400 PMIC MT6305BN C QFN48P PWRKEY 32 PWRBB 33 SRCLKEN 31 SIMSEL 13 SIMVCC 12 VmSEL 45 VaS...

Page 29: ...o to step 2 Check the voltage of the following pins at U400 VCORE_C407 1 8V VDD_C408 2 AVDD_C409 2 8V VMEM_C411 2 7V VBAT_C405 3 8V Power will work properly YES YES YES NO NO NO Check the X100 32 768KHZ Change X100 Check the U603_C642 26MHZ Change U603 Replace the U400 NO NO YES YES ...

Page 30: ...4 Troubleshooting 31 TP401 U100 CPU U400 PMU U502 FM U300 Flash Pin32 C409 C408 C411 C405 C407 X100 C642 U603 U602 Transceiver U600 PA U601 T R ...

Page 31: ... Troubleshooting 32 Charging Problem Start Check the U400 Change U400 Check D308 or F400 Change D308 or F400 Check IO300 pin Change IO300 Charging will work properly YES YES YES NO NO NO D308 F400 IO300 ...

Page 32: ...blem Louder SPK problem Start Check B213 B212 Change B212 B213 Check LS203 E201 and SPK Change LS203 E201 or SPK Check R212 R217 Change R212 R217 Louder SPK will work properly Check U200_C238 Change U200 YES YES YES YES NO NO NO NO ...

Page 33: ...u2F C0603 C241 1uF C0402 R213 43K R0402 U200 LM4990AFCT2G NCP2890 D SHUTDOWN C3 BYPASS C1 IN A3 IN A1 Vo1 A2 VDD B3 GND0 B1 Vo2 C2 GND1 B2 R214 100K R0402 C243 N C 100pF C0402 ESD211 ESD 1 1 2 2 ESD212 ESD 1 1 2 2 SPK1P Speaker Driver Boomer SPK LS203 DMS1608F 06 F2 G P30 02B1 00 SPK1N Close to loud speaker Components in Metal Can SPK Louder Speaker VBAT E201 P55 02B1 01 AS501C A0G1E Speaker On Of...

Page 34: ...4 Troubleshooting 35 Audio Problem Receiver problem Start Check the Receiver Change Receiver Check LS201 pad Clean LS201 pad Check the U202 Change U202 Receiver will work properly YES YES YES NO NO NO ...

Page 35: ... 1 1 2 2 RECP0 P 1 RECN0 P 1 ReceiverP CSPEMI201A U202B CSPEMI201A A3 B2 C3 C229 N C 100pF C0402 LS201 TP35MIL SDRP0615FJ04 F6 G 1 2 CSPEMI201A U202A CSPEMI201A A1 B2 C1 Receiver Receiver Connector Close to Receiver ReceiverN Fr om MT6226M LS 201 U202 ...

Page 36: ...em Start Check R220 R221 R202 R207 C202 Change R220 R221 R202 R207 C202 Check LS201 pad and MIC Clean LS201 pad and change MIC Check C208 C200 Change C208 C200 MIC will work properly YES YES YES NO NO NO MIC200 C208 C202 C200 R202 R207 R220 R221 ...

Page 37: ... MICBIASN MICP0 P 1 MIC200 Microphone 4mm OBF215 1 2 R220 1K R0402 R221 1K R0402 C205 N C 100pF C0402 CSPEMI202A U204B CSPEMI202A A3 B2 C3 CSPEMI202A U204A CSPEMI202A A1 B2 C1 Close to microphone Microphone ESD213 ESD 1 1 2 2 ESD214 ESD 1 1 2 2 C200 100nF C0402 C208 100nF C0402 To MT6226M ...

Page 38: ...39 Camera Problem Start Check C222 C221 C223 Change U403 or U404 Check J201 and Camera Change or reassembly J201 and Camera Check R222 R223 R224 Change U100 Camera will work properly YES YES YES NO NO NO U403 U404 Camera ...

Page 39: ... R223 0R R0402 1 2 C221 100nF C0402 C221 100nF C0402 C223 100nF C0402 C223 100nF C0402 J201 CLE9124 1501F J201 CLE9124 1501F XCLK 1 D3 2 D5 3 DGND 4 PCLK 5 DVDD 6 D6 7 D7 8 D8 9 D9 10 DOVDD 11 HREF 12 VSYNC 13 STRB 14 SIO_D 15 SIO_C 16 AGND 17 AVDD 18 PWDN 19 RESET 20 D0 21 D4 22 D1 23 D2 24 C222 100nF C0402 C222 100nF C0402 B205 MMS1608S121AT R0603 B205 MMS1608S121AT R0603 TP207 TP40MIL TP20MIL T...

Page 40: ...Troubleshooting 41 Display Problem Start Check R418 R419 R420 Change U100 Check J402 or LCM Change LCM or J402 Check the C428 C429 C431 Change U405 Display will work properly YES YES YES NO NO NO LCM J402 ...

Page 41: ...0 3 pitch Note EDS C432 100nF C0402 C432 100nF C0402 R408 10K R0402 R408 10K R0402 C421 N C C0402 C421 N C C0402 1 2 R407 N C R0402 R407 N C R0402 J402 04 6296 025 210 883 6296 025 J402 04 6296 025 210 883 6296 025 NC 1 VCI 2 VCC 3 GND 4 GND 5 RESET 6 RD 7 WR 8 RS 9 CS 10 DB8 11 DB7 12 DB6 13 DB5 14 DB4 15 DB3 16 DB2 17 DB1 18 DB0 19 GND 20 GND 21 ID NC 22 AN 23 CA 24 NC 25 LCM Interface LCM Backl...

Page 42: ... 17 GND 19 U600 AWT6166 AWT6166 R603 10K R0402 C657 1nF C0402 L612 4 7nH L0402 C632 2p7F C0402 C634 2u2F C0603 R615 1K R0402 C638 15pF C0402 VCCTXVCO 1 CREG1 2 VBAT1 3 VCCRF 4 PCSRF 5 PCSRFB 6 DCSRFB 7 DCSRF 8 GSMRFB 9 GSMRF 10 AMPSRF 11 AMPSRFB 12 CREG2 13 ENREG 14 VBAT2 15 VCCRFBUF 16 GNDRFBUF 17 RFVCOP 18 GNDRFVCO 19 RFTUNE 20 VCCRFVCO 21 GNDRFCP 22 RFCPO 23 VCCRFCP 24 VCCSYN 25 GNDSYN 26 VCXOC...

Page 43: ...4 Troubleshooting 44 RF transceiver U602 RX Path TX Path ...

Page 44: ...ing 45 VCTCXO U603 Test point part Function Typical value Description U603 pin1 VCONTROL 1 38V Automatic frequency control voltage AFC U603 pin3 OSCOUT 26MHz Reference frequency output U603 pin4 VCC 2 8V Power supply ...

Page 45: ...scription U601 pin1 D_RX DCS RX U601 pin2 VC3 2 8V PCS RX control signal U601 pin3 P_RX PCS RX U601 pin4 VC2 2 8V DCS PCS TX control signal U601 pin5 D_TX DCS PCS TX U601 pin7 G_TX GSM TX U601 pin9 ANT Antenna port U601 pin10 VC1 2 8V EGSM TX control signal U601 pin11 G_RX GSM RX ...

Page 46: ...0 pin2 BS 2 8V Band select logic input U600 pin3 TXEN 2 8V TX enable logic input U600 pin4 VBAT 3 8V 3 4 4 2V Battery supply connection U600 pin5 CEXT by pass U600 pin6 VRAMP Analog signal used to control the output power U600 pin7 EGSM_IN EGSM RF input U600 pin10 EGSM_OUT EGSM RF output U600 pin16 DPCS_OUT DCS PCS RF output ...

Page 47: ...4 Troubleshooting 48 Network Problem Start YES YES YES NO NO NO Check Tx Rx signal Change U601 or U600 Check E600 and J601 Change E600 and J601 Check U603 26MHZ Change U603 Network will work properly ...

Page 48: ...4 Troubleshooting 49 U600 PA U602 U601 T R J601 U603 J601 ...

Page 49: ...4 Troubleshooting 50 SIM Card Problem Start Check C511 Change U400 Check J500 Change J500 Check the U100 Change U100 SIM will work properly YES YES YES NO NO NO J500 ...

Page 50: ... 2 8V I O 3V or 1 8V SIM Card To MT6305 From MT6226M To SIM Card Connector To MT6305 SIMVCC P 4 GPIO32_SIMSEL P 4 SIMCLK P 4 SIMRST P 4 SIMDATA P 4 SIM card clock output SIM card reset output SIM card supply power control SIM card supply power select SIM card data input output SIMRST L18 SIMCLK L17 SIMVCC K15 SIMSEL GPIO32 K16 SIMDATA K17 SIMVCC P 1 SIMCLK P 1 GPIO32_SIMSEL P 1 SIMRST P 1 SIMDATA ...

Page 51: ...4 Troubleshooting 52 Keypad Problem Start Check Power on key Change U400 Check test mode Clean the PCBA pad Check U100 Change U100 Keypad will work properly YES YES YES NO NO NO ...

Page 52: ...4 Troubleshooting 53 U400 U100 ...

Page 53: ...W 1 2 ESD306 Spark Gap ESD306 Spark Gap 1 1 2 2 ESD303 Spark Gap ESD303 Spark Gap 1 1 2 2 SW301 KSW SW301 KSW 1 2 ESD307 Spark Gap ESD307 Spark Gap 1 1 2 2 SW317 KSW SW317 KSW 1 2 ESD308 Spark Gap ESD308 Spark Gap 1 1 2 2 ESD310 Spark Gap ESD310 Spark Gap 1 1 2 2 SW319 KSW SW319 KSW 1 2 SW302 KSW SW302 KSW 1 2 ESD309 Spark Gap ESD309 Spark Gap 1 1 2 2 SW323 KSW SW323 KSW 1 2 SW316 KSW SW316 KSW 1 ...

Page 54: ...5 Circuit Diagrams 55 SYSTEM BLOCK DIAGRAM 5 Circuit Diagrams ...

Page 55: ...1 2 2 SW315 KSW SW315 KSW 1 2 ESD306 Spark Gap ESD306 Spark Gap 1 1 2 2 ESD303 Spark Gap ESD303 Spark Gap 1 1 2 2 SW301 KSW SW301 KSW 1 2 ESD307 Spark Gap ESD307 Spark Gap 1 1 2 2 SW317 KSW SW317 KSW 1 2 ESD308 Spark Gap ESD308 Spark Gap 1 1 2 2 ESD310 Spark Gap ESD310 Spark Gap 1 1 2 2 SW319 KSW SW319 KSW 1 2 SW302 KSW SW302 KSW 1 2 ESD309 Spark Gap ESD309 Spark Gap 1 1 2 2 SW323 KSW SW323 KSW 1 ...

Page 56: ...MHz 1 2 CSPEMI205 U205B CSPEMI205 CSPEMI205 U205B CSPEMI205 A3 B4 C3 CSPEMI205 U205C CSPEMI205 CSPEMI205 U205C CSPEMI205 A5 B4 C5 R211 1K R0402 R211 1K R0402 ESD207 Spark Gap ESD207 Spark Gap 1 1 2 2 R216 100 R0402 R216 100 R0402 CSPEMI205 U205A CSPEMI205 CSPEMI205 U205A CSPEMI205 A1 B2 C1 R200 10K R0402 R200 10K R0402 J200 LGK1509 0901F LGK1509 0901F J200 LGK1509 0901F LGK1509 0901F 3 5 6 4 1 2 E...

Page 57: ...PK1N SPK VBAT GPIO1_OP_EN P 1 MP3_OUTL P 1 MP3_OUTR P 1 E201 P55 02B1 01 AS501C A0G1E E201 P55 02B1 01 AS501C A0G1E U200 LM4990AFCT2G NCP2890 D U200 LM4990AFCT2G NCP2890 D SHUTDOWN C3 BYPASS C1 IN A3 IN A1 Vo1 A2 VDD B3 GND0 B1 Vo2 C2 GND1 B2 CM1416 U206A CM1416 CM1416 U206A CM1416 A1 B2 C1 C243 N C 100pF C0402 C243 N C 100pF C0402 C234 100nF C0402 C234 100nF C0402 C237 100nF C0402 C237 100nF C040...

Page 58: ...EMI201A U202A CSPEMI201A A1 B2 C1 VDD GPIO8_SCL P 1 2 GPIO12_32KHz P 1 GPIO9_SDA P 1 2 GPIO4_FMRST P 1 GPIO11_FMEN P 1 FM_INR P 1 FM_INL P 1 FM_ANT P 2 ENIT1_FM_INT P 1 C501 N C C0402 C501 N C C0402 R501 0R R0402 R501 0R R0402 1 2 C504 22nF C0402 C504 22nF C0402 1 2 U502 Si4700 FMM24PA A U502 Si4700 FMM24PA A NC1 1 FMIP 2 RFGND 3 FMIN 4 GND 5 NC 6 RST 7 SEN 8 SCLK 9 SDIO 10 RCLK 11 VIO 12 VD 13 GN...

Page 59: ... D5 3 DGND 4 PCLK 5 DVDD 6 D6 7 D7 8 D8 9 D9 10 DOVDD 11 HREF 12 VSYNC 13 STRB 14 SIO_D 15 SIO_C 16 AGND 17 AVDD 18 PWDN 19 RESET 20 D0 21 D4 22 D1 23 D2 24 C222 100nF C0402 C222 100nF C0402 B205 MMS1608S121AT R0603 B205 MMS1608S121AT R0603 TP207 TP40MIL TP20MIL TP207 TP40MIL TP20MIL TP206 TP40MIL TP20MIL TP206 TP40MIL TP20MIL B206 MMS1608S121AT R0603 B206 MMS1608S121AT R0603 TP208 TP40MIL TP20MIL...

Page 60: ...P LF C0402 1 2 T313 SFI0402 050E100nP LF C0402 T313 SFI0402 050E100nP LF C0402 1 2 T302 SFI0402 050E100nP LF C0402 T302 SFI0402 050E100nP LF C0402 1 2 VBAT VBAT LED_COM P 4 STATUS_LED P 4 Key Pad Backlight Status LED D307 LED0603 White D307 LED0603 White 1 2 D306 LED0603 White D306 LED0603 White 1 2 D311 LED0603 White D311 LED0603 White 1 2 R312 200R R0402 R312 200R R0402 D309 LED0603 White D309 L...

Page 61: ...do SRAM Nor Flash Memory REn Read enable input for Nand E2 PROM WEn Write enable input for Nand E2 PROM LB UB Data vyte control inputs for Pseudo SRAM CLE Command latch enable input for Nand E2 PROM ALE Address latch enable input for Nand E2 PROM WP ACC Write protect program acceleration input for Nor Flash Memory WPn Write protect input for Nand E2 PROM RESET Hardware reset input for Nor Flash Me...

Page 62: ...02xxGD PA AWT6166 TCXO 26MHz Micro SD Slot SIM Card Connector Mini USB Connector Speaker Pogo Pin Antenna Pogo Pin Camera Module and Socket RTC 32 768KHz Earphon e Jack Microphone Contact Vibrator Contact Battery Contact Booster RT9271t Audio Amplifier LM4990 NCP2890 Speaker Grounding Spring LCM ZIF Connector Receiver Contact Status LED Key Pad LED x10 ...

Page 63: ... 64 ...

Page 64: ...ED9 V17 ED10 W17 ED11 T16 ED12 W16 ED13 T15 ED14 U15 ED15 V15 WATCHDOG R18 USB_DP P16 USB_DM P17 MCCM0 P19 MCDA0 N15 MCDA1 N16 MCDA2 N17 MCDA3 N18 MCPWRON N19 MCWP GPIO15 M16 MCINS GPIO14 M17 MCCK M18 LPCE1B GPIO24 NCEB1 MCU_TID0 K2 NRNB GPIO25 DSP_TID1 MCU_TID1 P5 NCLE GPIO26 DSP_TID2 MCU_TID2 P4 NALE GPIO27 DSP_TID3 MCU_TID3 P3 NWEB GPIO28 DSP_TID4 MCU_DID P2 NREB GPIO29 DSP_TID5 MCU_DFS P1 NCEB...

Page 65: ...9 0901F LGK1509 0901F J200 LGK1509 0901F LGK1509 0901F 3 5 6 4 1 2 R207 1 5K R0402 R207 1 5K R0402 J201 CLE9124 1501F J201 CLE9124 1501F XCLK 1 D3 2 D5 3 DGND 4 PCLK 5 DVDD 6 D6 7 D7 8 D8 9 D9 10 DOVDD 11 HREF 12 VSYNC 13 STRB 14 SIO_D 15 SIO_C 16 AGND 17 AVDD 18 PWDN 19 RESET 20 D0 21 D4 22 D1 23 D2 24 C222 100nF C0402 C222 100nF C0402 ESD204 Spark Gap ESD204 Spark Gap 1 1 2 2 LS201 TP35MIL SDRP0...

Page 66: ...7 SW312 KSW SW312 KSW 1 2 R308 1 5K R0402 R308 1 5K R0402 R312 200R R0402 R312 200R R0402 D309 LED0603 White D309 LED0603 White 1 2 SW320 Push Switch EVQ9P701E SW320 Push Switch EVQ9P701E TP305 TP35MIL TP 0 7 TP305 TP35MIL TP 0 7 SW310 Push Switch EVQ9P701E SW310 Push Switch EVQ9P701E ESD315 Spark Gap ESD315 Spark Gap 1 1 2 2 SW314 KSW SW314 KSW 1 2 D312 LED0603 White D312 LED0603 White 1 2 R307 2...

Page 67: ...2 TP401 TP60MIL TP 1 5 TP401 TP60MIL TP 1 5 C431 N C 100n C0402 C431 N C 100n C0402 R402 100K R0402 R402 100K R0402 F400 Fuse 1A 0603 C0603 F400 Fuse 1A 0603 C0603 R408 10K R0402 R408 10K R0402 C409 4u7F C0603 C409 4u7F C0603 C429 1uF 25V C0603 C429 1uF 25V C0603 1 2 U402 R1114Q331BTR SC 82AB U402 R1114Q331BTR SC 82AB CE 1 GND 2 VOUT 3 VIN 4 U401 Si5853DC FET8P U401 Si5853DC FET8P A 1 A 2 K 7 K 8 ...

Page 68: ...t WL629D3 T02 7F J500 SIM Crad Slot WL629D3 T02 7F CLK 1 I O 2 RST 3 VPP 4 VCC 5 GND 6 U502 Si4700 FMM24PA A U502 Si4700 FMM24PA A NC1 1 FMIP 2 RFGND 3 FMIN 4 GND 5 NC 6 RST 7 SEN 8 SCLK 9 SDIO 10 RCLK 11 VIO 12 VD 13 GND 14 ROUT 15 LOUT 16 GND 17 VA 18 GPIO3 19 GPIO2 20 GPIO1 21 NC2 22 NC3 23 NC4 24 GND 25 ESD501 Spark Gap ESD501 Spark Gap 1 1 2 2 ESD503 Spark Gap ESD503 Spark Gap 1 1 2 2 ESD509 ...

Page 69: ...RFT18 L4 8MIL RFTP C606 1nF C0402 C606 1nF C0402 C623 2u2F C0603 C623 2u2F C0603 Z601 1842MHZ Z601 1842MHZ G 2 IN 1 OUT 4 OUT 3 G1 5 C646 33pF C0402 C646 33pF C0402 C616 N C C0402 C616 N C C0402 RA605 ATT 3DB RA605 ATT 3DB 3 1 2 4 B608 MMZ1005S121A L0402 B608 MMZ1005S121A L0402 1 2 C627 33pF C0402 C627 33pF C0402 Z602 1960MHZ Z602 1960MHZ G 2 IN 1 OUT 4 OUT 3 G1 5 B607 MMZ1005S121A L0402 B607 MMZ1...

Page 70: ... 71 6 PCB LAYOUT ...

Page 71: ... 72 6 PCB LAYOUT ...

Page 72: ...73 1 2 15 46 23 25 26 50 45 22 21 16 17 48 47 49 28 29 30 31 33 42 34 37 35 36 20 42 41 40 27 24 32 38 39 43 44 19 18 6 5 3 4 7 8 9 10 11 12 13 14 7 EXPLODED VIEW REPLACEMENT PART LIST 7 1 EXPLODED VIEW ...

Page 73: ... 74 ...

Page 74: ...02 PCS Band SAW Filter SFSY0032101 GP_FIL SAW_EFCH1960TCA1_1960MHz_PANASONIC 3260000000010D Z601 DCS Band SAW Filter SFSY0032201 GP_FIL SAW_EFCH1842TCA7_1842 5MHz_PANASONIC 3260000000020D BB X100 RTC crystal EXXY0023901 GP_QUARTZ CRYSTAL_CC7V T1A_32 768KHz_ 20PPM_12 5pF_MICRO CRYSTAL 3050000000037W U401 Charger control MOS EQFP0008801 GP_P Channel MOSFET Schottky_Si5853DC T1 E3_ChipFET_VISHAY 3100...

Page 75: ...40260000027Y BT401 BACKUP BATTERY SBPL0087401 GP_BACKUP BATTERY_Li ion_3 3V_0 015mAh_XH414HIV01E_SEIKO 3060021000000S J201 CAMERA SOCKET ENSY0019401 GP_CON CAMERA MODULE SOCKET CONNECTOR_CLE9124 1502F_0 9mm_24PIN_SMK 31402500000214 J601 RF Switch Connector ENWY0005101 GP_CON RF SWITCH_MM8430 2610_3 0mm_6PIN_MURATA 31401000000109 J402 LCM FPC CONNECTOR ENQY0013501 GP_CON FPC CONNECTOR_04 6296 025 2...

Page 76: ...k 4050B7330001V7 ANTENNA COVER MBFZ0027201 GP_ANTENNA COVER_BLACK_7330_PC_GABEUL PLASTIC 4050B7330000V7 KEYPADS AKAZ0018202 GP_KEYPAD_BLACK_7330_PC RUBBER_INDIA _MISUNG POLYTECH CO Black 4040B7330002VD KEYPADS AKAZ0018201 GP_KEYPAD_BLACK_7330_PLASTIC RUBBER _RUSSIA_MISUNG POLYTECH CO Black 4040B7330000VD KEYPADS AKAZ0018203 GP_KEYPAD_BLACK_7330_PC RUBBER_THAI LAND_MISUNG POLYTECH CO Black 4040B733...

Page 77: ...GCT0004601 GP_SWITCHING TRAVEL CHARGER_100 240V_5 2V_550mA_CE_GP ACGN 22T A22_Europe EN 50 075 ungrounded _GEARWAY_SUNFONE 331000000000LY EAR SET SGEY0006901 GP_HDF_CHM201STS04042_32ohm_56dB_ 42dB_COTRON 333000000000D5 USB Cable SGDY0012701 GP_USB Cable_CUHD005B S13 EF_FOXCONN_FOXCONN 41000100000110 Repair Accessory SW D L CABLE SGDY0013001 SW D L CABLE 410 7312000001 RF Cable SGDY0012901 RF Cable...

Page 78: ...Note ...

Page 79: ...Note ...

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LG KG200, Service Manual

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