LG KF390 Service Manual Download Page 133

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LGMC

KEY ON

Audio AMP

2M CAMERA CONNECTOR

AUDIO CONNECTOR

LG Electronics Inc.

Main-FPCB Connector ( 70 pin, Socket )

VREG_DVDD_2.8V share VGA CAM

KEY MAP

I/O CONNECTOR

HOT4

SEND

END_Power

KEY_BACK_LIGHT LED(2 EA)

HALL IC

VBAT_GND

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

VBAT

HOT3

AUDIO

MIC

CAMERA

0.1u

C400

KB406

ICVS0514X350FR

VA423

KB402

ICVS0514X350FR

VA412

VA424

ICVS0514X350FR

KB410

C427
39p

KB413

R416

100ohm

10p

C403

C439

0.1u

C433

220n

VA410

ICVS0514X350FR

R422

10K

CN404

1
2
3
4

KB401

INOUT_A1

INOUT_A2

INOUT_A3

INOUT_A4

INOUT_B1

INOUT_B2

INOUT_B3

INOUT_B4

680K

R406

ICVE10184E150R500FR

FL407

100ohm

R411

16
17
18

3
4
5
6
7
8
9

CN400

10
11
12
13
14
15

47p

INOUT_A1

INOUT_A2

INOUT_A3

INOUT_A4

INOUT_B1

INOUT_B2

INOUT_B3

INOUT_B4

C412

FL406

ICVE10184E150R500FR

INOUT_A1

INOUT_A2

INOUT_A3

INOUT_A4

INOUT_B1

INOUT_B2

INOUT_B3

INOUT_B4

FL405

DNI

C437

47n

C435

LD400

SSC-SWTS907

100K

RA400

100ohm

R404

FB404

R410

100ohm

+VPWR

VA427

ICVS0514X350FR

VA406

ICVS0514X350FR

FB405

33u

C405

KB414

C418

100p

CN403

C425
0.1u

VA417

EVLC18S02015

ICVS0514X350FR

VA409

KB400

FB403

C438

DNI

VREG_CAM_CVDD_1.8V

VA402

EVLC18S02003

R409

80.6K

47p

C424

MI400

SPM0204LE5-QB

OUT

PWR

VA420

ICVS0514X350FR

VREG_CAM_DVDD_2.8V

VA408

ICVS0514X350FR

VA425

R426

47K

100ohm

R417

ICVS0514X350FR

VA404

33u

C407

33p

R412

100K

C417

VBATT

C428
39p

47K

R420

C436

47n

KB405

ICVS0514X350FR VA405

C406

47n

ICVS0514X350FR

VA421

INSTPAR

PSD05-LF

ZD400

ICVE10184E150R500FR

FL403

INOUT_A1

INOUT_A2

INOUT_A3

INOUT_A4

INOUT_B1

INOUT_B2

INOUT_B3

INOUT_B4

FB402

C402
0.1u

VREG_CAM_AVDD_2.8V

EVLC18S02015

VA418

3
4
5
6
7
8
9

CN406

10
11
12

VA414

ICVS0514X350FR

ICVL0518100Y500FR

VA400

470K

R405

EVLC18S02003

VA403

ICVS0514X350FR

VA428

C409
100p

R401

2.2K

330p

10u

C415

C410

C431

0.01u

33p

C416

FB407

C441
33p

C432

INOUT_A2

INOUT_A3

INOUT_A4

INOUT_B1

INOUT_B2

INOUT_B3

INOUT_B4

R414

100ohm

FL408

ICVE10184E150R500FR

INOUT_A1

R425

100K

ICVS0514X350FR

VA419

+5V_PWR

INOUT_A1

INOUT_A2

INOUT_A3

INOUT_A4

INOUT_B1

INOUT_B2

INOUT_B3

INOUT_B4

KB404

FL402

ICVE10184E150R500FR

47p

KB403

C413

INOUT_A1

INOUT_A2

INOUT_A3

INOUT_A4

INOUT_B1

INOUT_B2

INOUT_B3

INOUT_B4

FL404

ICVE10184E150R500FR

FB400

VA426

ICVS0514X350FR

+VPWR

100p

C408

KB407

8
9

VA415

27
28
29

30
31
32
33
34
35

12
13
14
15
16
17
18
19

20
21
22
23
24
25
26

CN402

10
11

C434
1u

R407

VA416

VREG_MSMP_2.7V

CN401

C426
0.1u

R400

51K

C411

VA422

ICVS0514X350FR

BYPASS

GND

IN+

IN-

VDD

VO+

VO-

_SHUTDOWN

TPA6205A1ZQVR

U401

33p

C440

VREG_CAM_CVDD_1.8V

FB406

33u

KB412

VA413

C404

ICVS0514X350FR

VA407

ICVS0514X350FR

U400 EM-1681-FT

OUT

VDD

VSS

KB409

ICVS0514X350FR

VA411

R403

100ohm

KB411

VA401
ICVL0518100Y500FR

22p

C419

CN405

1
2
3

100K

R402

C401
0.1u

NFM21PC105B1A3 FL400

OUT

KB408

R424 10K

C420
22p

SSC-SWTS907

LD401

INOUT_B4

SD12T1G

D400

ICVE10184E150R500FR

FL401

INOUT_A1

INOUT_A2

INOUT_A3

INOUT_A4

INOUT_B1

INOUT_B2

INOUT_B3

39p

C414

100ohm

R413

R415

100ohm

CAM_DATA(1)

CAM_DATA(5)

CAM_DATA(7)

TOUCH_LDO_EN

KEY_ROW(0)
KEY_ROW(1)
KEY_COL(5)

KEY_ROW(2)
KEY_COL(5)

EBI2_DATA(2)

EBI2_DATA(7)

EBI2_DATA(15)

SPK+

SPK-

EBI2_WE_N

EBI2_OE_N

MICBIAS

SUB_BACKLIGHT

CAM_DATA(6)
CAM_DATA(4)

CAM_VSYNC_OUT

I2C_SDA

VGA_CAM_RESET_N

EBI2_DATA(12)

EBI2_DATA(4)

EBI2_DATA(0)

EBI2_DATA(8)

RCV-

RCV+

LCD_MAKER_ID

TOUCH_DAT

EBI2_DATA(5)

EBI2_DATA(13)

VREG_CAM_AVDD_2.8V

LCD_CS_N

LCD_RESET_N

KEY_COL(3)

KEY_ROW(2)

KEY_ROW(1)

EBI2_DATA(6)

EBI2_DATA(14)

EBI2_DATA(10)

CAM_DATA(3)

CAM_PCLK

CAM_PWDN_N

+VPWR
+VPWR

TOUCH_CLK

VBACK_UP

LCD_ADS

LCD_IF_MODE_0

EBI2_DATA(3)

EBI2_DATA(11)

VREG_MSMP_2.7V

KEY_ROW(0)

KEY_COL(4)

TOUCH_ACK

LCD_BL_CTRL

LCD_IF_MODE_1

EBI2_DATA(9)

EBI2_DATA(1)

LCD_VSYNC

MOTOR_PWR-

CAM_MCLK

CAM_DATA(0)

CAM_DATA(2)

CAM_MCLK_F

CAM_MCLK

MEGA_CAM_PWR_DOWN

VBAT_TEMP

I2C_SCL

CAM_HSYNC_OUT

CAM_DATA(7)
CAM_DATA(6)
CAM_DATA(5)
CAM_DATA(4)

CAM_PCLK

CAM_VSYNC

CAM_HSYNC

MIC2P

MIC1P

MIC1N

KYBD_BACKLIGHT

SPK-

SPK+

SPK_AMP_EN

KEY_COL(0)
KEY_COL(1)

PM_ON_SW_N

KEY_COL(2)

KEY_ROW(0)

HSET_BIAS

VREG_MSMP_2.7V

SLIDE_DETECT

CAM_DATA(1)

CAM_DATA(2)

CAM_DATA_OUT(0)

CAM_DATA(3)

EAR_SENSE_N

USB_D+

VREG_MSMP_2.7V

VBAT_SENSE

USB_VBUS

UART_RXD

UART_TXD

REMOTE_PWR_ON

KEY_ROW(1)

KEY_ROW(2)

KEY_ROW(3)

KEY_ROW(4)

CAM_DATA_OUT(0)

CAM_PCLK_F

I2C_SDA

I2C_SCL

CAM_VSYNC_OUT
CAM_HSYNC_OUT

LINE_N

LINE_P

HPH_R

HPH_L

MIC2N

USB_D-

CAM_DATA(0)

CAM_DATA_OUT(1)

CAM_DATA_OUT(7)

CAM_DATA_OUT(5)
CAM_DATA_OUT(4)

CAM_DATA_OUT(2)

CAM_DATA_OUT(3)

CAM_DATA_OUT(6)

CAM_PCLK_F
CAM_MCLK_F
CAM_HSYNC_OUT

CAM_VSYNC_OUT

MEGA_CAM_RESET_N

CAM_DATA_OUT(7)
CAM_DATA_OUT(6)
CAM_DATA_OUT(5)
CAM_DATA_OUT(4)
CAM_DATA_OUT(3)
CAM_DATA_OUT(2)
CAM_DATA_OUT(1)

7. CIRCUIT DIAGRAM

LGE Internal Use Only

Only for training and service purposes

Z3X-BOX.COM

Summary of Contents for KF390

Page 1: ...Date June 2008 Issue 1 0 Service Manual Model KF390 Service Manual KF390 Internal Use Only Z 3 X B O X C O M ...

Page 2: ...84 4 6 Power On Troubleshooting 86 4 7 Battery Charging Troubleshooting 90 4 8 USB Troubleshooting 92 4 9 SIM Detect Troubleshooting 93 4 10 Camera Troubleshooting 94 4 11 LCD module Troubleshooting 100 4 12 Audio Troubleshooting 103 4 13 Touch PAD troubleshooting 109 5 DOWNLOAD 110 5 1 Introduction 110 5 2 Downloading Procedure 110 5 3 Troubleshooting Download Errors 123 5 4 Caution 128 6 BLOCK D...

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

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

Page 6: ...ower 3 7 V normal 900 mAh Li Ion Talk Time Over 180 min WCDMA Tx 12 dBm Voice with 900mAh Over 180 min GSM Max Tx Power Voice Standby Time Over 250 Hrs WCDMA DRX 1 28 with 850mAh Over 320 Hrs GSM Paging period 5 Antenna Internal type LCD Main 2 TFT QCIF 176 X 220 262K LCD Backlight White LED Back Light Camera 2 0 Mega pixel Vibrator Yes Coin Type LED Indicator No MIC Yes Receiver Yes Earphone Jack...

Page 7: ... Min Shut Down 3 2 V Operation Temp 20 60 C Storage Temp 20 70 C Humidity 85 Max Reference Spec Min Typ Max Unit TA Power Available power 100 220 240 Vac No Item GSM DCS PCS 100k 1GHz 39dBm 9k 1GHz 39dBm MS allocated 1G A MHz 33dBm Channel 1G 12 75GHz 33dBm A M B MHz 39dBm Conducted B M 12 75GHz 33dBm 1 Spurious 100k 880MHz 60dBm 100k 880MHz 60dBm Emission 880M 915MHz 62dBm 880M 915MHz 62dBm Idle ...

Page 8: ...m B M 4GHz 47dBm B M 4GHz 47dBm 3 Frequency Error 0 1ppm 0 1ppm 4 Phase Error 5 RMS 5 RMS 20 PEAK 20 PEAK 3dB below reference sensitivity 3dB below reference sensitivity Frequency Error RA250 200Hz RA250 250Hz 5 Under Multipath and HT100 100Hz HT100 250Hz Interference Condition TU50 100Hz TU50 150Hz TU3 150Hz TU1 5 200Hz 0 100kHz 0 5dB 0 100kHz 0 5dB 200kHz 30dB 200kHz 30dB 250kHz 33dB 250kHz 33dB...

Page 9: ...be Less than 55dB below the level of Wanted signal Power control Power Tolerance Power control Power Tolerance Level dBm dB Level dBm dB 5 33 3 0 30 3 6 31 3 1 28 3 7 29 3 2 26 3 8 27 3 3 24 3 9 25 3 4 22 3 10 23 3 5 20 3 8 Transmitter Output Power 11 21 3 6 18 3 12 19 3 7 16 3 13 17 3 8 14 3 14 15 3 9 12 4 15 13 3 10 10 4 16 11 5 11 8 4 17 9 5 12 6 4 18 7 5 13 4 4 19 5 5 14 2 5 15 0 5 9 Burst tim...

Page 10: ...l command group 1 8 12 16 24 5 Minimum Output Power 50dBm 3 84MHz Qin Qout PCCH quality levels 6 Out of synchronization handling of output power Toff DPCCH Ior 22 28dB Ton DPCCH Ior 24 18dB 7 Transmit OFF Power 56dBm 3 84MHz 8 Transmit ON OFF Time Mask 25us PRACH CPCH uplinlk compressed mode 25us 9 Change of TFC Power varies according to the data rate DTX DPCH off minimize interference between UE ...

Page 11: ...rmodulation 31dBc 5MHz Interferer 40dBc 41dBc 10MHz Interferer 40dBc 16 Error Vector Magnitude EVM 17 5 20dBm 12 2K 1DPDCH 1DPCCH 17 Transmit OFF Power 15dB SF 4 768Kbps Multi code transmission No Item GSM DCS PCS 1 Sensitivity TCH FS Class II 105dBm 105dBm 2 Co Channel Rejection C Ic 7dB Storage 30 85 TCH FS Class II RBER TU high FH 3 Adjacent Channel 200kHz C Ia1 12dB C Ia1 12dB Rejection 400kHz...

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

Page 13: ...off LCD backlight off Neighbor Cell off VT Test Condition Speaker off LCD backlight On 2 4 RSSI BAR Stand by Voice Call VT WCDMA Under 5 5 mA Under 320 mA Under 430mA DRX 1 28 Tx 12dBm Tx 0 dBm Under 3 5 mA Under 300 mA GSM Paging 5 period Max Tx Power Level Change WCDMA GSM BAR 5 4 86 2 dBm 86 2 dBm BAR 4 3 93 2 dBm 91 2 dBm BAR 3 2 100 2 dBm 96 2 dBm BAR 2 1 107 2 dBm 101 2 dBm BAR 1 0 112 2 dBm...

Page 14: ...raining and service purposes 2 5 Battery BAR 2 PERFORMANCE 15 Indication Standby Bar 3 2 3 76 0 05V Bar 2 1 3 68 0 05V Bar 1 Empty 3 50 0 05V Low Voltage 3 50 0 05V Stand by 3 50 0 05V Talk Warning message Blinking Interval 3min Stand by 1min Talk Power Off 3 20 0 05V Z 3 X B O X C O M ...

Page 15: ...g SLR 8 3 dB 2 Receiving Loudness Rating RLR Nor 4 3 dB Max 15 3 dB 3 Side Tone Masking Rating STMR Min 17 dB 4 Echo Loss EL Min 46 dB 5 Idle Noise Sending INS Max 64 dBm0p 6 Idle Noise Receiving INR Nor Under 57 dBPA Max Under 54 dBPA 7 Sending Loudness Rating SLR 8 3dB 8 Receiving Loudness Rating RLR Nor 1 3 dB Max 12 3 dB 9 Side Tone Masking Rating STMR Min 25 dB 10 Echo Loss EL Min 40 dB 11 Id...

Page 16: ...the UMTS transmitter use the radioOne1 Zero IF architecture to eliminate intermediate frequencies directly converting signals between RF and baseband The quad band GSM transmitters use a baseband to IF upconversion followed by an offset phase locked loop that translates the GMSK modulated or 8 PSK modulated signal to RF 1 QUALCOMM s branded chipset that implements a Zero IF radio architecture 3 TE...

Page 17: ...s are shared with the UMTS receiver and routed to the MSM IC for further signal processing The GSM EDGE transmit path employs one stage of up conversion and in order to improve efficiency is divided into phase and amplitude components to produce an open loop Polar topology 1 The on chip quadrature upconverter translates the GMSK modulated signal or 8 PSK modulated signal to a constant envelope pha...

Page 18: ... bands and modes to share the same antenna In KF390 a common antenna connects to one of six paths 1 UMTS 2100 Rx Tx 2 EGSM 900 Rx 3 EGSM 900 Tx 4 DCS 1800 Rx and 5 DCS 1800 PCS 1900 Tx High Band Tx s share the same path 6 PCS 1900 Rx UMTS operation requires simultaneous reception and transmission so the UMTS Rx Tx connection is routed to a duplexer that separates receive and transmit signals GSM90...

Page 19: ...he switch module The GSM900 DCS1800 and PCS1900 receive signals are routed to the RTR6280 through band selection filters and matching networks that transform single ended 50Ω sources to differential impedances optimized for gain and noise figure The RTR input uses a differential configuration to improve second order inter modulation and common mode rejection performance The RTR6280 input stages in...

Page 21: ... on pass band symmetry about the band center frequency The suggested circuit is shown in Fig 1 3 The RTR6280 IC is able to support EGSM900 and DCS1800 PCS1900 mode transmitting This design guideline shows a tri band GSM application Both high band and low band outputs are followed by resistive pads to ensure that the load Presented to the outputs remains close to 50ohm The low band GSM Tx path also...

Page 22: ... begins with differential baseband signals I and Q from the MSM device These analog input signals are amplified filtered and applied to the quadrature upconverter mixers The upconverter output is amplified by multiple variable gain stages that provide transmit AGC control The AGC output is filtered and applied to the driver amplifier this output stage includes an integrated matching inductor that ...

Page 23: ...al Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 3 TECHNICAL BRIEF 24 Fig 1 4 RTR6280 IC functional block diagram WCMA 850 TX WCDMA 850 RX Z 3 X B O X C O M ...

Page 24: ... integrated fractional N PLL synthesizers the RTR6280 has the advantages of more flexible loop bandwidth control fast lock time and low integrated phase error 3 5 Off chip RF Components 3 5 1 UMTS PAM U1003 RF5184 The UMTS PA output power is monitored by power detector circuits U1000 RTR6280 This detector voltage can be used for transmitter calibration and monitor to meet RF system specification 3...

Page 25: ...is enabled before most other regulated outputs Any GSM mode power control circuits within the MSM6280 IC require a reference voltage for proper operation and sufficient accuracy Connecting the PM6658 IC REF_OUT directly to the MSM6275 IC GSM_PA_PWR_CTL_REF provides this reference This sensitive analog signal needs a 0 1 ÏF low frequency filter near to MSM side and isolate from digital logic and cl...

Page 26: ...ash Three buck step down switched mode power supplies that efficiently generate the MSM core voltage VREG_MSMC and two general purpose supplies S2 and S3 External controls OPT_1 and OPT_2 establish the VREG_MSMC default voltage as 1 200 or 1 375 V to match the MSM device requirements and determine whether the S3 SMPS is enabled or not upon power up Supports dynamic voltage scaling DVS for the VREG...

Page 27: ... 100 mV increments Speaker driver with programmable gain turn on time and muting differential operation drives external 8 ßŸ speakers with volume controlled 500 mW IC level interfaces MSM device compatible 3 line SBI for efficient initialization status and control Supports the MSM device s interrupt processing with an internal interrupt manager Many functions monitored and reported through real ti...

Page 28: ...LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 3 TECHNICAL BRIEF 29 Fig 1 6 PM6658 Block Diagram Z 3 X B O X C O M ...

Page 29: ... circuit provides the internal PAC function and interface circuitry Two separate Hetero junction Bipolar Transistor HBT PA blocks are fabricated onto InGaP GaAs die one supports the GSM850 900 bands the other supports the DCS1800 and PCS1900 bands Both PA blocks share common power supply pins to distribute current The GaAs die the silicon die and the passive components are mounted on a multi layer...

Page 30: ...band isolation value is about 46 7 dB Tx band isolation the transmit channel power also leaks into the receiver In this case the leakage is outside the receiver passband but at a relatively high level It combines with Rx band jammers to create cross modulation products that fall in band to desensitize the receiver The required Tx band isolation depends on the PA channel power and Tx band losses be...

Page 31: ...r out of band signals ranging from DC up to the first band of particular concern and from the last band of particular concern to beyond three times the highest passband frequency Tx band leakage the transmitter channel power although attenuated by the duplexer still presents a crossmodulation threat in combination with Rx band jammers The RF filter must provide rejection of this Txband leakage Oth...

Page 32: ...BRIEF 33 3 5 8 Bluetooth M1000 LBRQ 2B43A The MSM6280 includes BT baseband embedded BT 1 1 compliant baseband core so the other bluetooth components are bluetooth RF module and Antenna Fig 1 8 shows the bluetooth system architecture in the KF390 Fig 1 8 Bluetooth system architecture Bluetooth baseband MSM6280 Z 3 X B O X C O M ...

Page 33: ...s connectivity to peripherals Qcamera with 15 fps QVGA viewfinder resolution and support for 4 MP camerasensors Direct interface to digital camera module with video front end VFE imageprocessing True 3D graphics for advanced wireless gaming SecureMSM v2 0 includes support for Open Mobile Alliance OMA DRM v2 0 SIM lock and IMEI integrity and Q fuse Audio on par with portable music players Vocoder s...

Page 34: ... 35 3 TECHNICAL BRIEF LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes Fig 1 9 Simplified Block Diagram of Baseband Z 3 X B O X C O M ...

Page 35: ...s release 99 June 2004 of the W CDMA FDD standard including the following features All modes and data rates for W CDMA frequency division duplex FDD with the following restrictions The downlink supports the following specifications Up to four physical channels including the broadcast channel BCH if present Up to three dedicated physical channels DPCHs Spreading factor SF range support from 4 to 25...

Page 36: ...rent and non transparent modes for CS data and fax No sub rates are supported 3 7 4 GPRS features Packet switched data GPRS DTM Simple Class A operation Multi slot class 12 data services CS schemes CS1 CS2 CS3 and CS4 GEA1 GEA2 and GEA3 ciphering Maximum of four Rx timeslots per frame 3 7 5 EDGE features EDGE E2 power class for 8 PSK DTM simple Class A multi slot class 12 Downlink coding schemes C...

Page 37: ...6 kB instruction and 16 kB data cache Instruction set compatible with ARM7TDMI ARM version 5TEJ instructions Higher performance 5 stage pipeline Harvard cached architecture Higher internal CPU clock rate with on chip cache Java hardware acceleration Enhanced memory support Please note that NOR PSRAM will not be supported on MSM6280 75 MHz and 90 MHz for 3 6 Mbps and 7 2Mbps HSDPA bus clock for SDR...

Page 38: ... Java and 2D 3D graphics accelerator with Sprite engine Enable various accessories via USB host connectivity Integrated USB host controller functionality Enable compelling visual and audio applications QcameraTM High quality digital camera processing supporting CCD or CMOS image sensors up to 2MP 30 fps QCIF viewfinder QtvTM Audio and video decoder that supports VOD MOD and Broadcast multimedia se...

Page 39: ...ing performance 15 fps QCIF 192 kbps CMXTM MIDI and still image animation text LED vibrate support 72 simultaneous polyphonic tones 44 kHz sampling rate 512 kB wave table Support of universal file formats Standard MIDI Format SMF SP MIDI SMAF Audio playback MA 2 MA 3 MA 5 XMF OLS MFi requires Docomo license PNG decoder Pitch bend range support LED vibrate support Scalable Vector Graphics SVG MLZ d...

Page 40: ... 41 3 TECHNICAL BRIEF LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes Table 1 4 Summary of MSM6280 device features Z 3 X B O X C O M ...

Page 41: ...tegrated ARM926EJ S processor downloads the firmware into the QDSP4000 and configures the QDSP4000 to support the desired functionality 3 7 12 ARM Microprocessor subsystem The MSM6280 device uses an embedded ARM926EJ S microprocessor This microprocessor through the system software controls most of the functionality for the MSM device including control of the external peripherals such as the keypad...

Page 42: ... general purpose chip selects parallel LCD interface and a UART interface The function of these pins is documented in the various software releases 3 7 15 UART The MSM6280 device employs three UARTs UART1 has dedicated pins while UART2 and UART3 share multiplexed pins UART1 for data UART2 can be used for USIM interface UART3 for data 3 7 16 USB The MSM6280 device integrates a universal serial bus ...

Page 43: ...ch sources are applied verifying that they are within acceptable operational limits and coordinates battery and coin cell recharging while maintaining the handset electronics supply voltages The charger pass transistor and current sense resistor are integrated on chip thereby reducing the external parts count and required PCB area A configurable option allows the external USB supply to be monitore...

Page 44: ... 45 3 TECHNICAL BRIEF LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes Fig 1 10 PM6658 Functional Block Diagram Z 3 X B O X C O M ...

Page 45: ...r charging Li ion batteries utilizing as many as four MSM enabled charging techniques trickle constant current constant voltage and pulse Battery voltage external supply voltage and total detected current measurements are available to the MSM device through the analog multiplexer This allows the MSM device to monitor charging parameters make decisions and control the charging process Z 3 X B O X C...

Page 46: ...d through SBI control and powered from VDD is provided by the PM6658 IC The trickle charger is on chip programmable current source that supplies current from VDD to pin VBAT Trickle charging can be used for lithium ion and nickel based batteries with its performance specified below 3 2V The charging current is set to 80mA Parameter Min Typ Max Unit Trickle Current 60 80 100 mA Z 3 X B O X C O M ...

Page 47: ...Charging Constant voltage charging begins when the battery voltage reaches a target voltage 4 2V The end of constant voltage charging is commonly detected 10 of the full charging current Charging Method CC CV Constant Current Constant Voltage Maximum Charging Voltage 4 2V Maximum Charging Current 600mA Nominal Battery Capacity 900mAh Charger Voltage 5 1V Charging time Max 3h Except time trickle ch...

Page 48: ... on each chip select Synchronous burst memories supported burst NOR burst PSRAM Synchronous DRAM memories supported Byte addressable memory supporting 8 bit 16 bit and 32 bit accesses Pseudo SRAM PSRAM memory support EBI2 Features Support for asynchronous FLASH and SRAM 16bit 8bit Interface support for byte addressable 16bit devices UB_N LB_N signals 2Mbytes of memory per chip select Support for 8...

Page 49: ... 3 TECHNICAL BRIEF LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes Fig 1 11 Simplified Block Diagram of Memory Interface Z 3 X B O X C O M ...

Page 50: ...H1 Q_OUT B12 Q_OUT_N A12 H16 RTCK F17 PA_ON0 Q_IM_CH0 AA25 I_IM_CH1 V25 I_IP_CH0 AC25 I_IP_CH1 W25 B13 I_OUT A13 I_OUT_N GRFC8_GPIO11 B4 T19 GRFX6_GPIO9 I_IM_CH0 AB25 GP_PDM1_PA_RAN_GE0 H17 GP_PDM2_PA_RAN_GE1 D17 GRFC0_GPIO3 B8 GRFC1_AUX_SBDT_GPIO4 A8 GRFC2_GPIO5 D9 GRFC3_GPIO6 F10 H10 GRFC4_AUX_SBCK_GPIO7 GRFC5_AUX_SBST_GPIO8 D11 T23 GRFC7_GPIO10 GPIO66 DAC_REF F12 K19 AUX_PCM_CLK_GRFC14_GPIO80 A...

Page 51: ...rs TRK_LO_ADJ TCXO 19 2M Control PA_ON0 WCDMA 850 TX Power Amp Enable PA_ON1 WCDMA 2100 TX Power Amp Enable ANT_SEL 0 2 Ant Switch Module Mode Selection WCDMA GSM Tx Rx DCS PCS Tx Rx GSM_PA_BAND GSM DCS PCS Band Selection of Power Amp GSM_PA_RAMP Power Amp Gain Control of APC_IC GSM_PA_EN Power Amp Gain Control Enable of APC_IC Z 3 X B O X C O M ...

Page 52: ...M interface scheme is shown in Fig 1 13 And there control signals are followed USIM_CLK USIM Clock USIM_Reset USIM Reset USIM_Data USIM Data T Rx 3 10 2 2 UART Interface UART signals are connected to MSM GPIO through IO connector with 115200 bps speed Fig 1 13 SIM Interface GPIO_Map Name Note GPIO_96 UART_RXD Data_Rx GPIO_95 UART_TXD Data_Tx Table 1 6 UART Interface Z 3 X B O X C O M ...

Page 53: ... also compliant as a peripheral with the USB Specification Revision 2 0 The USB Specification Revision 1 1 defines two speeds of operation namely low speed 1 5 Mbps and full speed 12 Mbps both of which are supported by the MSM6280 Name Note USB_DAT Data to from MSM USB_SE0 Data to from MSM USB_OE_N Out Put Enable of Transceiver USB_VBUS USB_Power From Host PC USB_D USB Data to Host USB_D USB Data ...

Page 54: ...s such as battery voltage temperature and RF power levels These parameters support handset level housekeeping functions various tasks that must be performed to keep the house or handset inorder Thus the term housekeeping ADC HKADC is used Fig 1 15 MSM6280HKADC Block diagram Table 1 8 HKADC channel table HKADC0 AMUX_OUT RF PAB Temperature Check HKADC1 VBATT_SENSE Battery voltage level HKADC2 DNI DN...

Page 55: ...ing and service purposes 3 10 4 Key Pad There are 22 key buttons Shows the Key Matrix Keypad circuit END Key is connected to PMIC PM6658 Table 1 9 Key Matrix Mapping Table COL0 COL1 COL2 COL3 COL4 COL5 ROW0 SEND CLEAR LEFT OK UP ROW1 1 2 3 RIGHT UP VOL_U ROW2 4 5 6 VOL_D ROW3 7 8 9 DOWN ROW4 0 Z 3 X B O X C O M ...

Page 56: ...2 3 4 KB401 2 4 6 8 1 3 5 7 100K RA400 KB414 VA417 EVLC18S02015 VA420 ICVS0514X350FR ICVS0514X350FR VA425 100ohm R417 R412 100K KB405 ICVS0514X350FR VA421 EVLC18S02015 VA418 R414 100ohm ICVS0514X350FR VA419 KB404 KB403 VA426 ICVS0514X350FR KB407 VREG_MSMP_2 7V VA422 ICVS0514X350FR KB412 KB409 KB411 CN405 1 2 3 KB408 100ohm R413 R415 100ohm KEY_ROW 0 KEY_ROW 1 KEY_COL 5 KEY_ROW 2 KEY_COL 5 KEY_COL ...

Page 57: ...431 1u C432 VREG_CAM_CVDD_1 8V CAM_MCLK_F CAM_MCLK MEGA_CAM_PWR_DOWN CAM_DATA 7 CAM_DATA 6 CAM_DATA 5 CAM_DATA 4 CAM_PCLK CAM_VSYNC CAM_HSYNC CAM_DATA 1 CAM_DATA 2 CAM_DATA_OUT 0 CAM_DATA 3 CAM_DATA_OUT 0 CAM_PCLK_F I2C_SDA I2C_SCL CAM_VSYNC_OUT CAM_HSYNC_OUT CAM_DATA 0 CAM_DATA_OUT 1 CAM_DATA_OUT 7 CAM_DATA_OUT 5 CAM_DATA_OUT 4 CAM_DATA_OUT 2 CAM_DATA_OUT 3 CAM_DATA_OUT 6 CAM_PCLK_F CAM_MCLK_F CA...

Page 58: ...n Board to Board connector Its interface is dedicated camera interface port in ISP chip The camera port supply 24 576MHz master clock to camera module vertical sync signal horizontal sync signal reset signal and 8bits data from camera module The camera module is controlled by I2C port from MSM6280 Table 1 10 Interface between MEGA Camera Module and MAIN PCB in camera module Z 3 X B O X C O M ...

Page 59: ...set signal and 8bits data from camera module The camera module is controlled by I2C port from MSM6280 LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes NO PIN NAME NO PIN NAME 1 ENABLE ACTIVE HIGH 11 D6 2 CKIN 12 D7 3 GND 13 VSYNC 4 DCLK 14 HSYNC 5 D0 15 GND 6 D1 16 SDA 7 D2 17 SCL 8 D3 18 RESET Active Low 9 D4 19 DVDD 1 8V 10 D5 20 D...

Page 60: ... into Red Green and Blue sub pixels and dots which are arranged in vertical stripes Features Display mode Main LCD Normally Black Normally Black Transmissive VA mode 262K colors LCD Driver IC LGDP4523 Driving Method a Si TFT Active Matrix 16 18 Bit CPU I F Parallel LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes Fig 1 18 LCD Module ...

Page 61: ... 30 31 32 33 34 35 4 5 6 7 8 9 16 17 18 19 2 20 21 22 23 24 25 26 27 28 29 3 CN501 1 10 11 12 13 14 15 VA505 ICVS0514X350FR C510 ICVS0514X350FR VA506 0 1u WLED_3 VREG_MSMP_2 7V LCD_CS_N LCD_ADS EBI2_WE_N EBI2_OE_N EBI2_DATA 0 EBI2_DATA 1 EBI2_DATA 2 EBI2_DATA 3 EBI2_DATA 4 EBI2_DATA 5 EBI2_DATA 6 EBI2_DATA 7 EBI2_DATA 13 EBI2_DATA 12 EBI2_DATA 10 EBI2_DATA 8 LCD_VSYNC LCD_RESET_N EBI2_DATA 15 EBI2...

Page 62: ...SM WCDMA frame format and delivered to RF Chipset The downlink path amplifies the signal from DBB chip MSM6280 and outputs it to receiver or speaker The receive path can be directed to either one of two earphone amplifiers or the auxiliary output The outputs earphone1 EAR1OP EAR1ON and auxiliary out LINE_OP LINE_ON are differential outputs Earphone2 HPH_L HPH_R is a single ended output stage desig...

Page 63: ... interfaces characteristics Compliant with both the USB 2 0 Specification and the OTG Supplement Complies with 3 wire USB support only USB Transceiver integrated in PM6658 power management device Either low speed 1 5Mbps or full speed 12Mbps as a host In peripheral mode PM6658 supports charging from VBUS MSM6280 with PM6658 also supports analog car kit mode CEA 936 A USB_DAT G4 USB_D_M J1 USB_D_P ...

Page 64: ...ing or rising SW configurable data and command values change rising or falling edge Clock gating for power saving and a power saving option to always turn the clock off when bus is idle Flow control option to prevent overflow and underflow MCLK output up to 25 MHz T FLASH VREG_MICROSD_3 0V VA304 EVLC18S02003 VA303 EVLC18S02003 100K R317 470K R320 CMD_DI DAT0_DO DAT1_RSV DAT2_RSV GND GND VDD VSS S3...

Page 66: ...r WCDMA PAM MSM6280 WCDMA TX SAW WCDMA RX SAW PM6658 GSM PAM GSM TX SAW COUPLER VCTCXO Bluetooth RF Module U SIM 2M CAM USB MIC SPK RCV KEYPAD NAND SDRAM FLASH MAIN LCD GSM900 Rx GSM1800 Rx GSM1900 Rx GSM900 Tx GSM1800 1900 Tx AntSW Logic WCDMA2100 Tx WCDMA2100 Rx GSM VCO WCDMA VCO HDET GSM Block WCDMA Block 0 3M CAM Figure Simplified Block Diagram Z 3 X B O X C O M ...

Page 67: ...DUAL MEMORY BUS Modem QDSP 4000 PLL QDSP 4000 ARM 926ejs With Jazelle UMTS WCDMA BT 1 2 processor Rx ADC Tx DAC MP3 AAC EVRC QCELP AMR CMX MIDI EBI 1 EBI 2 Open GL ES 3D 2D MPEG 4 H 263 H 264 Keypad I F USB UART1 UART2 RUIM1 UART3 PMIC SBI Camera 2M I O Conn NAND Flash 1Gbit SDRAM 512Mbit LCD 2 inch PM6658 GSM GPRS EDGE processor JTAG RF SBI GPIO USIM USB Camera 0 3M Figure Simplified Block Diagra...

Page 68: ...2 0 xHTML Browser SMS EMS MMS Email Messaging Feature Yes USB Data Memory Ringtone Display Size General Yes Phonebook 100 dialed 100 dialed 100 missed call Call records MicroSD TransFlash Card slot Class 10 4 1 3 2 slots 32 48 kbps GPRS No HSCSD Yes EDGE HSDPA 7 2Mbps 3G No WLAN 99 X 48 X 17 4 mm Dimensions Under 110 g with 900mAh Battery Weight TFT QCIF 176 X 220 262K Type 2 inch Size Polyphonic ...

Page 69: ...ll right reserved Only for training and service purposes BlueTooth Module Audio Amplifier DC DC Regulator Capacitor for Headset Power Block BlueTooth Antenna TCXO Clock RF Block Microphone Main board Top Main board Bottom SUB board Top SUB board Bottom Touch IC Backlight IC LCD Connector Z 3 X B O X C O M ...

Page 70: ...EM Front End Module FL1000 WCDMA Rx Balun FL1002 RF Antenna Connector SW100 GSM EDGE Dual PAM U1001 WCDMA 2100 Duplexer FL1005 GSM 850 900 SAW filter FL1001 WCDMA 850 Duplexer FL1004 WCDMA 2100 Tx SAW filter FL1006 WCDMA Dual PAM U1003 WCDMA 850 Tx SAW filter FL1003 UMTS GSM Transceiver RTR U1000 Description Reference Description Reference SW1000 U1001 FL1000 U1003 FL1004 FL1005 FL1002 FL1001 FL10...

Page 71: ...ernal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes Bottom View RF GSM Block RTR6280 GSM Dual PAM FEM Front End Module GSM Low band Tx SAW filter Rx Path Component Tx Path Component Z 3 X B O X C O M ...

Page 72: ...061 GND1 2 3 GND2 GND3 4 6 GND4 GND5 8 1 RFIN RFOUT 5 7 VC LMSM32AA 533 FL1001 R1014 100ohm VBATT 4 VRAMP 5 TQM7M5012 U1001 BAND_SELECT 2 DCS_PCS_IN 1 11 DCS_PCS_OUT GND1 7 GND2 12 8 GSM_IN 9 GSM_OUT 6 NC1 NC2 10 TX_EN 3 56p L1010 39p C1069 L1008 6 8nH 15p C1060 GSM_PA_BAND GSM_PA_RAMP GSM_SAW_SW_MODE TX_DCS_PCS TX_GSM GSM_PA_EN Fig the schematic of PAM Block Fig Test Point of GSM PAM Blcok TP1 TP...

Page 73: ...DMA_850 CTRL3 5 CTRL4 6 14 EGSM_RX1 EGSM_RX2 15 GND1 1 GND2 8 GND3 10 GND4 23 24 GND5 11 GSM850_EGSM_TX GSM850_RX1 12 GSM850_RX2 13 PCN_PCS_TX 9 PCN_RX1 16 17 PCN_RX2 18 PCS_RX1 FL1000 D5015 2 ANT 3 CTRL1 4 CTRL2 C1039 33p DNI C1040 C1034 33p 15nH L1006 AN1002 C1041 10p AN1003 33p C1038 ANT_SEL3 ANT_SEL2 ANT_SEL1 ANT_SEL0 TP2 TP3 TP1 TP4 TP5 Fig the schematic of FEM Block Fig Test Point of GSM PAM...

Page 74: ... Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes Fig Test Point of GSM PAM Block Check TP1 2 6V Voltage 3 0 Check the Logic in each mode Yes Next Step Yes Check PMIC Block No Z 3 X B O X C O M ...

Page 75: ...EGSM_TX GSM850_RX1 12 GSM850_RX2 13 PCN_PCS_TX 9 PCN_RX1 16 17 PCN_RX2 18 PCS_RX1 FL1000 D5015 2 ANT 3 CTRL1 4 CTRL2 2 002 SW1000 KMS 507 ANT G1 G2 RF AN1003 56p C1004 TP2 TP1 TP3 TP4 1000p C1062 4 7u C1059 3 9nH L1011 VPWR 68p C1063 1p L1009 C1065 15p VBATT 4 VRAMP 5 TQM7M5012 U1001 BAND_SELECT 2 DCS_PCS_IN 1 11 DCS_PCS_OUT GND1 7 GND2 12 8 GSM_IN 9 GSM_OUT 6 NC1 NC2 10 TX_EN 3 56p L1010 L1008 6 ...

Page 76: ...Start Check TP1 GSM Power over 31dBm DCS PCS Power over 28dBm Check TP2 GSM Power over 31dBm DCS PCS Power over 28dBm Check SW1000 Antenna Mobile Switch GSM DCS PCS TX Block OK No Yes No Yes Check TP3 4 GSM Power over 31dBm DCS PCS Power over 28dBm Yes Check FEM No Check PAM Blok OK Check RTR6280 Replace the PAM Yes No Z 3 X B O X C O M ...

Page 77: ...ctronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING 78 4 3 Checking WCDMA Block Bottom View RF WCDMA Block RTR6280 WCDMA Dual PAM FEM Front End Module WCDMA 850 Duplexer WCDMA 2100 Duplexer Z 3 X B O X C O M ...

Page 78: ...PCS2 VCC2_PCS3 19 23 VCC_BIAS VMODE_CELL 4 RF5184 U1003 NC1 7 8 NC2 NC3 12 13 NC4 15 NC5 17 NC6 VREG_RF_2 85V L1027 NA 82 R1022 2200p C1087 4 SCDY0003901 LDC15836M20Q 360 U1002 COU 3 IN 2 OUT 1 TER C1092 4 7nH L1016 33p S3 VPWR SI8407DB T2 E1 D1 D2 G S1 S2 Q1000 R1020 1K TX FL1005 B7646 ANT GND1 GND2 GND3 GND4 GND5 GND6 RX C1084 5 6p 2200p C1110 2 2nH L1036 1 5nH L1028 ANT GND1 GND2 GND3 GND4 GND5...

Page 79: ...Switch Has problem Change Antenna Switch Yes No Check Soldering control signal and powersupply of FEM Has problem No Yes Check Soldering of W2100 W850 duplexer Has problem Yes Change FEM Change Duplexer No Yes Check the PAM Has problem Check Soldering of W850 Tx SAW W2100 Tx SAW filter Has problem No Follow PAM checking procedure Change SAW filter No Yes Check RTR6280 Start 1 Connect with 8960 and...

Page 80: ...4 1nH 1000p C1096 C1111 1000p NA L1035 2 4 5 3 1 Q1001 KRX102E VMODE_PCS 24 VREG_CELL 3 1 VREG_PCS 18 NC7 PGND 25 5 RFIN_CELL 2 RFIN_PCS RFOUT_CELL 14 RFOUT_PCS 16 6 VCC1_CELL VCC1_PCS 22 VCC2_CELL1 9 10 VCC2_CELL2 11 VCC2_CELL3 21 VCC2_PCS1 20 VCC2_PCS2 VCC2_PCS3 19 23 VCC_BIAS VMODE_CELL 4 RF5184 U1003 NC1 7 8 NC2 NC3 12 13 NC4 15 NC5 17 NC6 VREG_RF_2 85V 2200p 1 8nH L1030 2200p C1110 18nH 4 7u ...

Page 81: ...82 4 4 Checking TCXO block TCXO C1067 1000p C1068 0 01u 100ohm R1015 0 1uF C1066 C1071 1000p 7 NC3 NC4 8 OUTPUT 3 VCC 4 1 VCONT X1000 DSA321SCE 19 2M GND 2 5 NC1 NC2 6 100p C1070 TRK_LO_ADJ VREG_TCXO_2 85V TCXO_PM TCXO_RTR TP1 TP2 TP3 TP4 Fig Test Point of WCDMA PAM Block Fig Test Point of TCXO Block TP1 TP2 TP3 TP4 Z 3 X B O X C O M ...

Page 82: ...LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING 83 Fig TCXO output waveform 19 2MHz Z 3 X B O X C O M ...

Page 83: ...ted SBST SBCK SBDT Fig the schematic of Bluetooth Block Fig Test Point of Bluetooth Block VREG_BT_2 85V L1019 0 5p C1091 2 2u VDD_BAT 14 VDD_INT 2 VDD_MSM 10 XTAL_IN 7 ANT 16 9 CLK_REF 1 GND1 6 GND2 8 GND3 15 GND4 17 PGND1 18 PGND2 PGND3 19 20 PGND4 RX_BB_TX_BB 13 SBCK 11 12 SBDT SBST 4 5 SYNC_DET_TX_EN 3 VCC_OUT M1000 LBRQ 2B43A 1u C1090 C1094 0 1uF 1000p C1089 R1021 0 VREG_MSMP_2 7V AN1004 AMAN8...

Page 84: ...ice purposes Set The Bluetooth ON VREG_BT_2 85V and VREG_MSMP_2 7V Is asserted TP1 TP2 Check PMIC XTAL_IN 19 2MHz Is asserted TP3 Check TCXO 19 2M X1000 And Check PMIC U302 Pin B10 CLK_REF is asserted TP4 Check soldering of BT M1000 Bluetooth works well Change The main board END Yes Yes Yes Yes No No No No Z 3 X B O X C O M ...

Page 85: ...2 6V VREG_TCXO_2 85V power up and system reset assert to MSM6245 Phone booting and PS_HOLD assert to PMIC Start Battery Voltage is higher than 3 2 V YES NO Insert Well Charged Battery or Charging the Battery Change the Main board Press PWR_ON key YES Check Belows MSMC_1 2V MSMP_2 7V MSME_1 8V MEMA_2 6V VREG_TCXO_2 85V YES Check TCXO Sleep Clock TP314 TCXO_MSM 19 2 Mhz TP315 32 768 Khz YES NO Check...

Page 86: ...LG Electronics Inc All right reserved Only for training and service purposes Power Sequence of PM6658 X300 32 768Khz TCXO_2 85V VREG_MSME MSMC_1 25V VREG_S3_2 7V VREG_S2_2 1V MSMP_2 7V VREG_MSMA PS_HOLD from MSM6280 PM6658 circuit on Main Board Z 3 X B O X C O M ...

Page 87: ...vice purposes 4 TROUBLE SHOOTING 88 MSMC_1 25V VREG_S2_2 1V MSMC_1 25V VREG_MSME_1 8V MSMC_1 25V VREG_S3_2 7V MSMC_1 25V VREG_MSMP_2 7V PM_ON_SW_N BAT_FET_N END_Power KB400 VA413 ICVS0514X350FR PM_ON_SW_N BATT_FET VPWR D1 D2 D3 D4 D5 G S1 S2 Q301 SIA411DJ VBATT BATT_FET_N ICHARGEOUT Z 3 X B O X C O M ...

Page 88: ... list of possible VDD pins A11 B2 B3 B9 H11 K10 L5 and L7 b PM6658 VDD detection input pin D1 ISNS_M c Battery transistor source pin d VREG_5V inductor 3 Check the internal reference voltage by probing PM6658 pin C11 REF_BYP 1 25V acceptable offset error voltatge 2 4 Check the pass transistor s control voltage PM6658 pin C2 CHG_CTL_N 5 Check the keypad power signal at pin L4 KPD_PWR_N it should be...

Page 89: ...ol the charging current by PM6658 IC Charging current flows into the battery Troubleshooting Setup Connect TA and battery to the phone Check Point Connection of TA or USB Cable Charging current path Battery Troubleshooting Procedure Check the charger TA or USB Cable connector Check the charging current Path Check the battery BATT_FET VPWR D1 D2 D3 D4 D5 G S1 S2 Q301 SIA411DJ VBATT BATT_FET_N ICHAR...

Page 90: ...vice purposes Start Check the 5V_PWR Pin of I O Connector and Battery contact terminals Connection is OK YES NO Change I O Connector Change the Main board Check TA or USB Cable Voltage 5 1V YES Is it charging properly after turnning on Q301 NO NO Change TA or USB Cable YES END Charger Troubleshooting Flow Z 3 X B O X C O M ...

Page 91: ...t Power on was OK YES NO Go to Power on Trouble shooting Change the Main board Insert the USB Cable and Check Voltage of USB_VBUS at VA404 YES Voltage of USB_D is 3 3V YES NO Check I O Connector NO Check PM6658 LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING 92 Z 3 X B O X C O M ...

Page 92: ...85V USIM_P_CLK is run YES Work well NO NO Check J300 USIM Connector And PM6658 YES END Change the SIM card USIM_P_DATA VREG_USIM_2 85V USIM_P_CLK VREG_USIM_2 85V USIM_P_DATA USIM_RST_N Normal Operation Normal USIM_P_CLK Abnormal USIM_P_CLK USIM 56nH L303 15K R319 CLK 3 GND1 5 GND2 9 GND3 10 12 GND4 11 GND5 IO 7 2 RST 4 RSV1 8 RSV2 1 VCC VPP 6 HSSC 8P 18 J300 22p C348 EVLC18S02003 VA300 VREG_USIM_2...

Page 93: ...generated by MSM6280 KF390 has two cameras The one is a 2 Mega Camera the other is VGA camera 4 10 1 2MEGA CAMERA 2MEGA camera start Check the camera connector and reconnect the camera Change the main board Check VREG_CAM_AVDD_2 8V VREG_CAM_DVDD_2 8V VREG_CAM_CVDD_1 8V Check CAM_MCLK_F CAM_PCLK_F Check CAM_HSYNC_OUT CAM_VSYNC_OUT YES YES YES NO NO Change 2M Camera YES END Z 3 X B O X C O M ...

Page 94: ... Table 2MEGA Camera Pin Map GND 24 MEGA_CAM_PWR_DOWN 12 I2C_SCL 23 MEGA_CAM_RESET_N 11 I2C_SDA 22 CAM_PCLK_F 10 GND 21 CAM_DATA_OUT 0 9 CAM_VSYNC_OUT 20 CAM_DATA_OUT 1 8 CAM_HSYNC_OUT 19 CAM_DATA_OUT 2 7 CAM_MCLK_F 18 CAM_DATA_OUT 3 6 GND 17 CAM_DATA_OUT 4 5 VREG_CAM_AVDD_2 8V 16 CAM_DATA_OUT 5 4 VREG_CAM_DVDD_2 8V 15 CAM_DATA_OUT 6 3 VREG_CAM_CVDD_1 8V 14 CAM_DATA_OUT 7 2 GND 13 GND 1 Name Pin Na...

Page 95: ... 4 INOUT_B1 9 8 INOUT_B2 INOUT_B3 7 6 INOUT_B4 FL405 VA427 ICVS0514X350FR FB403 VREG_CAM_DVDD_2 8V VREG_CAM_AVDD_2 8V 18 19 2 20 21 22 23 24 3 4 5 6 7 8 9 CN406 G1 G2 G3 G4 1 10 11 12 13 14 15 16 17 ICVS0514X350FR VA428 10u C431 1u C432 VREG_CAM_CVDD_1 8V CAM_MCLK_F CAM_MCLK MEGA_CAM_PWR_DOWN CAM_DATA 7 CAM_DATA 6 CAM_DATA 5 CAM_DATA 4 CAM_PCLK CAM_VSYNC CAM_HSYNC CAM_DATA 1 CAM_DATA 2 CAM_DATA_OU...

Page 96: ...OOTING 97 4 10 2 VGA CAMERA VGA camera start Check the camera connector and reconnect the camera Change FPCB Change Sub PCB Check VREG_CAM_AVDD_2 8V VREG_CAM_DVDD_1 5V Check CAM_MCLK CAM_PCLK Check CAM_HSYNC_OUT CAM_VSYNC_OUT Change The main board YES YES YES NO NO Change VGA Camera END NO NO YES YES YES YES Z 3 X B O X C O M ...

Page 97: ...VDD_2 8V 20 CAM_DATA_OUT 5 10 VREG_CAM_DVDD_1 5V 19 CAM_DATA_OUT 4 9 VGA_CAM_RESET_N 18 CAM_DATA_OUT 3 8 I2C_SCL 17 CAM_DATA_OUT 2 7 I2C_SDA 16 CAM_DATA_OUT 1 6 GND 15 CAM_DATA_OUT 0 5 CAM_HSYNC_OUT 14 CAM_PCLK 4 CAM_VSYNC_OUT 13 GND 3 CAM_DATA_OUT 7 12 CAM_MCLK 2 CAM_DATA_OUT 6 11 CAM_PWDN_N 1 Name Pin Name Pin VGA Camera pin connector VGA Camera Pin Map Z 3 X B O X C O M ...

Page 98: ...1 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 3 INOUT_A3 INOUT_A4 4 INOUT_B1 9 8 INOUT_B2 INOUT_B3 7 6 INOUT_B4 ICVE10184E070R100FR FL2 5 G1 14 15 16 17 18 19 2 20 3 4 5 6 7 8 9 S100 1 10 11 12 13 CAM_DATA_OUT 3 CAM_DATA_OUT 2 CAM_DATA_OUT 1 CAM_DATA_OUT 0 CAM_MCLK CAM_HSYNC_OUT CAM_VSYNC_OUT VREG_CAM_DVDD_1 5V CAM_DATA_OUT 5 I2C_SDA V...

Page 99: ...Troubleshooting Main LCD control signals are generated by MSM6280 The signal path is MSM6280 CN402 CN101 CN500 CN501 LCD Module Start Press END Key KEY LED turns on YES NO Go to Power on Trouble Shooting Change the Main board LCD Display is OK NO LCD Display is OK NO YES END YES END Change the LCD Module Reconnect the CN500 CN501 CN101 Z 3 X B O X C O M ...

Page 100: ...I2_DATA 2 VREG_MSMP_2 7V EBI2_DATA 3 EBI2_DATA 1 LCD_IF_MODE_0 LCD_VSYNC LCD_ADS EBI2_OE_N VBACK_UP TOUCH_CLK KEY_ROW 2 TOUCH_DAT KEY_BL_EN EBI2_DATA 15 EBI2_DATA 13 EBI2_DATA 11 EBI2_DATA 9 EBI2_DATA 7 LCD_BL_CTRL INSTPAR ZD500 PLW0501H LF 30 31 32 33 34 35 4 5 6 7 8 9 16 17 18 19 2 20 21 22 23 24 25 26 27 28 29 3 CN501 1 10 11 12 13 14 15 VA505 ICVS0514X350FR C510 ICVS0514X350FR VA506 0 1u WLED_...

Page 101: ...G3 G4 56 57 58 59 6 60 61 62 63 64 65 66 67 68 69 7 41 42 43 44 45 46 47 48 49 5 50 51 52 53 54 55 27 28 29 3 30 31 32 33 34 35 36 37 38 39 4 40 12 13 14 15 16 17 18 19 2 20 21 22 23 24 25 26 CN402 1 10 11 33p C440 FB406 VA401 ICVL0518100Y500FR 6 INOUT_B4 ICVE10184E150R500FR FL401 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 CAM_DATA 1 CAM_DATA 5 CAM_DATA...

Page 102: ...ubleshooting 4 12 1 Audio Block Diagram 4 12 2 Audio Component MSM6280 Audio AMP U401 Speaker Receiver Headset Microphone FPCB MIC1P C425 MIC2P HPH_L HPH_R Audio Amplifer for Speaker Capacitors for Headset Receiver Connector for Speaker Main PCB TOP side Main PCB Bottom side Main PCB Bottom side Microphone FPCB Assy include Receiver Z 3 X B O X C O M ...

Page 103: ...ver Start Disassemble the slide case of Phone Check the FPCB State which has the crack or impair Check the soldering state of Receiver PAD and the wire state Change the FPCB Not OK Re solder or relace Receiver Change the Main board Re assemble and re test loopback test Check the connector CN402 Not OK OK Check in ëLoopback testíof Enginnering mode Check the connector CN402 Not OK OK OK RCV Z 3 X B...

Page 104: ...ignal Pass MSM6280 Line_N P U401 Amplifier FB404 FB405 CN403 Speaker Start Check Connector Status and speaker wire Check Amplifier U401 and component status Does you see the waveform at C420 C419 Yes Change the Speaker Change the Main board No Remove rear case and Connect the speaker Good Bad Replace U401 or Re solder 1 2 CN403 VA415 VA416 22p C419 C420 22p SPK SPK Z 3 X B O X C O M ...

Page 105: ... 4 TROUBLE SHOOTING 106 4 12 5 Ear Mic jack Detection Troubleshooting Check the Ear Jack Detection Is the level of R400 low NO Re solder R400 or Check status of CN400 Change the Main board YES Start Disassemble the rear case of phone Connect the Ear Mic Headset to the Ear Mic Socket of Phone R400 Z 3 X B O X C O M ...

Page 106: ...e purposes 4 TROUBLE SHOOTING 107 4 12 6 Ear Mic Receiver HPH_L HPH_R Troubleshooting Receiver MSM6280 HPH_R HPH_L C404 405 R403 R404 CN400 Headset Receiver Microphone MSM6280 MIC2P C401 CN400 Headset Microphone PM6658 HSET_BIAS feed bias voltage to microphone through load resistor R401 Z 3 X B O X C O M ...

Page 107: ... 405 R403 R404 CN400 Headset Receiver Microphone MSM6280 MIC2P C401 CN400 Headset Microphone PM6658 HSET_BIAS feed bias voltage to microphone through load resistor R401 LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes Z 3 X B O X C O M ...

Page 108: ... 109 4 TROUBLE SHOOTING 4 13 Touch PAD troubleshooting LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes Z 3 X B O X C O M ...

Page 109: ...itionally LGMDP allows multi downloading up to 9 handsets at the same time 5 2 Downloading Procedure Connect the phone to your desktop PC using the USB cable and run the LGMDP application Before getting started set up LGMDP preferences from the Preferences of the file menu the way you want Click on the File menu and select Preferences Play a success sound It will be played a wav file when the down...

Page 110: ...OWNLOAD 111 5 2 1 Connecting to PC Click on the Select Port and then Select Port window will be pop up Check if state shows Enable for the port to be connected for downloading images Then click on the Connect button The port number COM16 shall be different from that of the port number in the snapshot Z 3 X B O X C O M ...

Page 111: ... reserved Only for training and service purposes The status Ready is displayed when the application is ready for downloading While the images are transmitted from PC to the handset a progressive bar Red box indicating the degree of transmission of data is displayed Z 3 X B O X C O M ...

Page 112: ...efault image path select Browse button The edit box shows the file path where images are located Please note that all images should be located in a selected folder 2 Click on the Browse button to select image files to be downloaded on the handset 3 NV Backup Restore NV Backup Restore always have to be done and it is default selected option Backup the NV data and restore the backed up NV data autom...

Page 113: ...ts media and module are erased Only calibration data is kept when NV backup restore is checked The user contents and file system physically are wiped out Keep All Contents Maintain user data including WAP AD DRM E mail Play lists and images when downloading a new S W images User data stated above are maintained if this option is selected 5 Additional Options Display Information is defaultly not se...

Page 114: ...ing and service purposes 5 2 2 Choosing image files Select the image folder where all the image files are located by clicking on the Browse The folder name shall be different from that of the folder name in the snapshot The folder name indicates the path where the image files are located Z 3 X B O X C O M ...

Page 115: ...r by clicking on the Browse then the LGMDP will automatically load images accordingly Also you can select images by manually For instance select the path of AMSS Modem Image file by clicking on the Browse button The selected AMSS image will be downloaded to the handset from the path directory in the PC Make sure that you have chosen correct file Z 3 X B O X C O M ...

Page 116: ...on the handset To enable this simply check the box or select the NV file from the LGMDP installation directory by clicking on the Browse button Click on the START button to start downloading A summary of the selected images and option information window will be displayed Click on the No button if this is not the setting you are downloading for Otherwise click on the Yes button to continue download...

Page 117: ...sting of the intergrity of the DZ image by checking a hash code of every included file DZ does not allowing extracting or creating zip archive with other public opened archive tool such as WinZip or Alzip To download DZ image simply click on the DZ button Select dz image path where dz image file is located by clicking on the Browse button Click on the Start Button to start downloading DZ image If ...

Page 118: ...ms that a new file for NV backup will be created in the displayed file name in the LGMDP installation directory Backing up NV data and backed up NV data will be stored in the LGMDP installation Directory Erasing the existing directories and files before the Module image is downloaded Downloading the AMSS modem image 5 2 3 Downloading Z 3 X B O X C O M ...

Page 119: ...ting the handset and re establishing the connection Restoring NV data which backed up in the Backing up process User can also restore NV data using NV Default image selection Rebooting the handset and re establishing the connection Erasing the existing directories and files before downloading the selected Media image Z 3 X B O X C O M ...

Page 120: ...lectronics Inc All right reserved Only for training and service purposes 5 DOWNLOAD 121 Downloading Media image in progress Downloading Module image in progress Rebooting handset Downloading process has completed successfully Z 3 X B O X C O M ...

Page 121: ...nd service purposes 5 DOWNLOAD 122 5 2 4 Tools Device Manager allows to monitor current hardware that is installed on your PC Device Manager is designed to monitor USB connectivity and check where the COM has been installed Select Device Manager from the Tools of the file menu Z 3 X B O X C O M ...

Page 122: ... download all the images up to AMSS In the emergency mode you can not download media or module image The phone supports a special mode called emergency mode In this mode minimum units for downloading is running so that users can download the images again in case of emergency situation AMSS modem Media and Module images can not be running in this mode The below dialog shows parameters of Select Por...

Page 123: ...ter clicking on the Browse button Make sure that you have chosen the right image file After choosing valid images then click on the Start button to start downloading selected images The selected image will be downloaded to the handset from the path directory in the PC After downloading images successfully it will boot to normal mode Z 3 X B O X C O M ...

Page 124: ... Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 5 3 2 NV Restore Error Snapshot showing the NV Restore error Next slide shows the remedial procedure to adopt Z 3 X B O X C O M ...

Page 125: ...ectronics Inc All right reserved Only for training and service purposes Connect the handset and Press the Connect button in the Select Port window Enable state in the window indicates that the Phone has been detected and is ready to download Z 3 X B O X C O M ...

Page 126: ...Browse Select the LGMDP installation directory and a list of NV Backup files nv2 will be shown These nv files were saved every time NV Backup option was selected and the name of the nv file is determined based on the time when NV Backup was done Choose the desired NV file to be downloaded on the handset and click on Start Z 3 X B O X C O M ...

Page 127: ...t recommendable 2 If you see the message cal mode after completing download you must do NV restore and image media and module download 3 The NV data saved at LGMDP folder as following format 4 Recommended that the Module and Media Image have to be downloaded at the same time 5 Erase EFS option will erase everything media module nv items and user data in the EFS area Z 3 X B O X C O M ...

Page 128: ...ilter CAMERA I F VGA Head Phone R USB D MSM6280 Head Phone L MIC RF I F Micro SD Conn BT KEY I F LCD I F Micro SD I F BlueTooth I F SIDE KEY SIDE KEY USI M LCD 2 0î QCIF CAMERA I F 2M TUCH I F SPK RCV KEY I F Backup BATT 2M Camera Tuch Key PAD Key PAD 50pin Conn KEY I F TUCH I F Charge Pump VGA Camera TUCH Module Tuch LDO VREG_CAM_DVDD_2 8V VREG_CAM_CVDD_1 8V VREG_CAM_AVDD_2 8V VREG_CAM_CVDD_1 5V ...

Page 130: ...2 12 8 GSM_IN 9 GSM_OUT 6 NC1 NC2 10 TX_EN 3 180 R1005 C1093 1u C1017 1000p 4 100p C1070 SCDY0003901 LDC15836M20Q 360 U1002 COU 3 IN 2 OUT 1 TER C1041 C1092 10p 4 7nH L1016 33p 3 O2 4 FL1002 SAFEB2G14FA0F00 G1 2 G2 5 IN 1 O1 C1051 22p 0 1u L1015 C1052 S3 VREG_RF_2 85V VPWR 4 7nH SI8407DB T2 E1 D1 D2 G S1 S2 Q1000 VREG_RF_2 1V R1020 1K NA L1033 56p L1010 22p C1008 39p C1069 TX C1019 0 1u FL1005 B76...

Page 131: ...A1_12 A1_13 P8 P11 A1_14 A1_15 R4 R6 A1_16 A1_17 T1 T2 A1_18 A1_19 R8 A1_2 L4 A1_20 T4 A1_21 T6 A1_22 T8 A1_23_SDRAM1_DQM2_GPIO78 U4 MSM6280_A U200 1 C235 TP204 TP201 1000p 0 1u 0 01u C222 C240 0 01u C208 0 1uF 1000p C205 C236 R212 2 2K R206 51K C218 1000p C209 0 01u TX 3 6 VBAT 2 2K R213 UART 12 CTS 10 DSR GND 1 NC1 4 NC2 7 8 NC3 NC4 9 ON_SW 5 RTS 11 2 RX R203 DNI C202 4 7u C226 2200p C229 1000p ...

Page 132: ...C5 NC50 G10 NC51 H2 H3 NC52 NC53 H4 H5 NC54 NC55 H6 NC56 J2 J3 E10 E11 NC29 A3 NC3 NC30 E12 E13 NC31 NC32 F2 F3 NC33 NC34 F4 F5 NC35 NC36 F6 NC37 F8 F9 NC38 NC39 F10 NC4 A4 F11 NC40 NC41 F12 F13 NC13 NC14 B12 B13 NC15 NC16 B14 C1 NC17 NC18 C2 C5 NC19 NC2 A2 C13 NC20 NC21 C14 D1 NC22 NC23 D14 E1 NC24 E7 NC25 NC26 E8 E9 NC27 NC28 Y2 Y3 NC111 NC112 Y4 Y11 NC113 NC114 Y12 Y13 NC115 NC116 Y14 W1 NC117 ...

Page 133: ... INOUT_B3 INOUT_B4 6 FL404 ICVE10184E150R500FR FB400 VA426 ICVS0514X350FR VPWR 100p C408 KB407 70 8 9 G1 G2 G3 G4 VA415 56 57 58 59 6 60 61 62 63 64 65 66 67 68 69 7 41 42 43 44 45 46 47 48 49 5 50 51 52 53 54 55 27 28 29 3 30 31 32 33 34 35 36 37 38 39 4 40 12 13 14 15 16 17 18 19 2 20 21 22 23 24 25 26 CN402 1 10 11 C434 1u 51 R407 1 2 3 4 VA416 VREG_MSMP_2 7V CN401 C426 0 1u R400 51K C411 1u VA...

Page 134: ...2 S3 13 S4 S5 18 19 S6 S7 20 SCL 1 SDA 24 6 SHLD 21 VDD XCAP 16 U501 SO2400 2 ATTN 15 GND0 GND1 22 GPIO0 5 4 GPIO1 GPIO2 3 8 NC0 NC1 11 NC2 14 17 NC3 23 NC4 25 PGND 1u C509 1u C508 KB503 VREG_TOUCH_2 8V TP504 C504 1u KEY_COL 4 VPWR KEY_ROW 0 KEY_COL 3 SENSE1 SENSE0 SENSE3 SUB_BACKLIGHT TOUCH_DAT TOUCH_CLK TOUCH_ACK EBI2_DATA 15 VREG_MSMP_2 7V EBI2_DATA 2 LCD_RESET_N LCD_IF_MODE_1 LCD_CS_N EBI2_WE_...

Page 135: ...CH_DAT EBI2_DATA 15 EBI2_DATA 13 EBI2_DATA 7 EBI2_DATA 1 LCD_IF_MODE_0 EBI2_OE_N VBACK_UP RCV VGA_CAM_RESET_N TOUCH_CLK MOTOR_PWR VPWR CAM_DATA_OUT 2 CAM_DATA_OUT 6 CAM_DATA_OUT 3 I2C_SDA CAM_DATA_OUT 7 VREG_CAM_AVDD_2 8V I2C_SCL RCV TOUCH_ACK KEY_COL 3 KEY_ROW 0 KEY_ROW 1 EBI2_DATA 10 EBI2_DATA 8 EBI2_DATA 12 EBI2_DATA 6 EBI2_DATA 4 EBI2_WE_N LCD_CS_N LCD_BL_CTRL SUB_BACKLIGHT KEY_COL 4 KEY_ROW 2...

Page 136: ...C PIN MAP Bottom View 8 BGA IC PIN MAP LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes Unused Used U200 MSM6280 409PIN EUSY0295601 Z 3 X B O X C O M ...

Page 137: ...8 BGA IC PIN MAP Bottom view LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes Unused Used U301 TY9000A800KOGG40 EUSY0336902 Z 3 X B O X C O M ...

Page 138: ... 139 8 BGA IC PIN MAP Bottom view LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes Unused Used U302 PM6658 EUSY0350001 Z 3 X B O X C O M ...

Page 140: ...ervice purposes WCDMA Tx Power Fail No USB Charging No USB Connection No Earphone Audio No detect slide movement No TA Charging No Sound Sound Noise Keypad Backlight trouble No Bluethooth No Display Fail to VGA Camera Operation No Vibration Not Operate Navigation Keypad No response with Touch Keypad Z 3 X B O X C O M ...

Page 141: ...Connection Not Operate 2 mega Camera WCDMA Tx Power Fail No Power On No power on No charging No Service GSM Tx Power No Service WCDMA GSM Rx Sensitivity Tx Power No Service WCDMA Tx Power Rx Sensitivity No Service WCDMA Tx Power Rx Sensitivity No Service No TA Charging No USB No Charging No Ear Mic No Power on No power on Enter Emergency download mode Not Detect USIM Card No Microphone Operate WCD...

Page 143: ...nal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes No Display No Display No response Touch Keypad Keypad backlight fault No Touch Keypad No LCD Backlighting Z 3 X B O X C O M ...

Page 144: ... 145 9 PCB LAYOUT LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes No Display No response Touch Keypad Z 3 X B O X C O M ...

Page 145: ... 146 9 PCB LAYOUT LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes Not hear voice No Vibration No operate VGA Camera Z 3 X B O X C O M ...

Page 146: ...t_Serial_Cmd xml Diag_NV6250_RevB dll Diag_NV6275 dll Diag_NV6280 dll Diag_NV dll DLL_E5515CD dll Directory File Model LG_CL_015 dll PwrSupply_Cmd xml Auto Cal CalAuto ComLMPLib_2_11 dll Dll_EzLooksMQ_015 dll GuiTk115d dll HK_32 exe ShieldBox_DIID dll CU920 AutoSetup_200 xml Common Cal_Setup_Test xml Ezlooks xml LG_RfCal_Q3G6280Rev_051 dll NstProcedure_CU515_001 xml script_001 xml Spec_FullBand_01...

Page 147: ...l Specification File of RF Test items 4 LG_RfCal_Q3G6280Rev_001 dll RF Calibration DLL File including RF Calibration sequence functions 5 LG_NsTest_E5515C_239 dll Auto RF Test DLL File including RF Test sequence functions 6 DLL_E5515CD DLL GPIB DLL File including measuring functions in E5515CD Test Set LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and...

Page 148: ...l right reserved Only for training and service purposes 10 2 How to use HOT KIMCHI Procedure 1 Click Logic Operation of SETTING menu bar 2 Select UART Port that PC can communicate with the phone 3 Select LOGIC MODE that you want Logic Mode 1 Calibration Only 2 Auto Test Only 3 Calibration Auto Z 3 X B O X C O M ...

Page 149: ...ram Hot Kimchi LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes Procedure 4 Select the model name KF390 5 Click Start button KF390 Select KF390 Click Start Z 3 X B O X C O M ...

Page 150: ...ULL Port 2 Data Setting 1 USB Set for Data 2 BT Set for Data 3 UART Set for Data 4 NULL Port 3 USB Set for JAVA 4 Mass Storage 5 Mass Storage Remove 5 Modem Setting 1 FA Setting 2 Network Mode 1 Network Mode Phone Menu 2 CS PS Select 1 CS Network 2 PS Network 3 Combined 3 Engineering Mode Explained in Section 11 2 4 FCC Test 1 WCDMA FCC 1 2100MHz 1 Set Channel 2 AGC Control 3 Tx Control 2 1900MHz ...

Page 151: ...y 3 Ciphering Only 4 Integrity Ciphering 5 Fake Security 9 Network Mode Main Phone Menu 6 SIM Test 1 Virtual SIM 2 Phonebook Information 3 Command History 4 ISIM Test 1 ISIM Client ID Req 2 ISIM Selection Req 3 ISIM Authentication Req 4 ISIM Get ED Attr Req 5 ISIM EF Test RD 6 ISIM EF Test WR N A 7 ISIM UnSelection Req 8 ISIM Status Check 9 ISIM Status Clear 0 Temporary SIM Test 7 IM ClientID Z 3 ...

Page 152: ... 37 33 32 36 38 39 43 44 45 47 64 48 49 50 51 52 53 54 56 60 59 62 63 65 55 57 58 61 25 28 29 30 31 67 66 12 EXPLODED VIEW REPLACEMENT PART LIST 12 1 EXPLODED VIEW LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes Z 3 X B O X C O M ...

Page 156: ...RACKET CAMERA MBFP0009001 MOLD PC LUPOY SC 1004A Without Color 56 4 MCCC00 CAP EARPHONE JACK MCCC0053401 COMPLEX empty DARK BLUE 61 4 MCCG00 CAP MULTIMEDIA CARD MCCG0011701 COMPLEX empty Black Blue 60 62 4 MCJN00 COVER REAR MCJN0082201 COMPLEX empty DARK BLUE 59 4 MFBC00 FILTER SPEAKER MFBC0038101 COMPLEX empty Without Color 54 4 MLAB00 LABEL A S MLAB0001102 C2000 USASV DIA 4 0 White 58 4 MPBN00 P...

Page 157: ... COMPLEX empty Without Color 22 5 MPBT00 PAD CAMERA MPBT0055001 COMPLEX empty Without Color 24 5 MSGB00 STOPPER HINGE MSGB0025801 MOLD Urethane Rubber S190A DARK BLUE 29 5 MTAA00 TAPE DECO MTAA0155301 COMPLEX empty Without Color 23 4 ACGS00 COVER ASSY SLIDE UPPER ACGS0018001 DARK BLUE B 5 AWAB00 WINDOW ASSY LCD AWAB0032201 DARK BLUE A 2 2 6 MWAC00 WINDOW LCD MWAC0094401 MOLD PMMA HI835M Without Co...

Page 158: ...021701 COMPLEX empty Without Color 21 4 MPBZ00 PAD MPBZ0211201 COMPLEX empty Without Color 20 4 MTAB00 TAPE PROTECTION MTAB0219801 COMPLEX empty Without Color 1 4 MTAB01 TAPE PROTECTION MTAB0219802 COMPLEX empty Without Color 6 ADCA00 DOME ASSY METAL ADCA0078001 SUB Without Color 13 6 MIDZ INSULATOR MIDZ0159702 COMPLEX empty Without Color 3 GMEY00 SCREW MACHINE BIND GMEY0009201 1 4 mm 3 5 mm MSWR3...

Page 159: ...1 FILTER EMI POWER SFEY0011701 SMD SMD 18 V 4ch EMI_ESD Filter 10 Ohm 7 5pF 7 FL2 FILTER EMI POWER SFEY0011701 SMD SMD 18 V 4ch EMI_ESD Filter 10 Ohm 7 5pF 7 S100 CONNECTOR BOARD TO BOARD ENBY0019501 20 PIN 4 mm ETC H 1 5 Socket 6 SACD00 PCB ASSY FLEXIBLE SMT TOP SACD0045303 7 CN101 CONNECTOR BOARD TO BOARD ENBY0043101 70 PIN 0 4 mm STRAIGHT 0 40MM STRAIGHT MALE SMD empty 7 CN500 CONNECTOR BOARD T...

Page 160: ...FILTER BEAD CHIP SFBH0000909 60 ohm 1005 7 R500 RES CHIP MAKER ERHZ0000406 100 Kohm 1 16W J 1005 R TP 7 R502 RES CHIP MAKER ERHZ0000443 2200 ohm 1 16W J 1005 R TP 7 R503 RES CHIP ERHY0000254 4 7K ohm 1 16W J 1005 R TP 7 R504 RES CHIP ERHY0000254 4 7K ohm 1 16W J 1005 R TP 7 R505 RES CHIP MAKER ERHZ0000405 10 Kohm 1 16W J 1005 R TP 7 R506 RES CHIP MAKER ERHZ0000443 2200 ohm 1 16W J 1005 R TP 7 R507...

Page 161: ...1ohm 16 4 SURY00 RECEIVER SURY0012601 ASSY 103 dB 32 ohm 13 5 7 5 3 4T 30mW 50mW WIRE 17 4 SVCY00 CAMERA SVCY0012601 CMOS VGA MAGNACHIP 1 7 4 18 4 SVCY01 CAMERA SVCY0016001 CMOS MEGA 2M FF Toshiba 1 4 Sensor 4 46 4 SVLM00 LCD MODULE SVLM0024003 MAIN 176 220 2 0 37 5 50 1 9 T 262k TFT TM LGDP4523 SUS Low cost 15 3 SAFY00 PCB ASSY MAIN SAFY0220206 Silver I 45 4 SAFB00 PCB ASSY MAIN INSERT SAFB008400...

Page 162: ...R TP 6 C1024 CAP CERAMIC CHIP ECCH0000115 22 pF 50V J NP0 TC 1005 R TP 6 C1025 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C1027 CAP CERAMIC CHIP ECCH0000901 2 2 pF 50V C NP0 TC 1005 R TP 6 C1029 CAP CHIP MAKER ECZH0000813 100 pF 50V J NP0 TC 1005 R TP 6 C1030 CAP CHIP MAKER ECZH0001215 1 uF 10V K X5R TC 1005 R TP 6 C1031 CAP CERAMIC CHIP ECCH0000901 2 2 pF 50V C NP0 TC 1005 R TP 6 ...

Page 163: ...2 15 pF 50V J NP0 TC 1005 R TP 6 C1061 CAP CHIP MAKER ECZH0000813 100 pF 50V J NP0 TC 1005 R TP 6 C1062 CAP CERAMIC CHIP ECCH0000143 1 nF 50V K X7R HD 1005 R TP 6 C1063 CAP CHIP MAKER ECZH0000844 68 pF 50V J NP0 TC 1005 R TP 6 C1064 CAP CERAMIC CHIP ECCH0000155 10 nF 16V K X7R HD 1005 R TP 6 C1065 CAP CERAMIC CHIP ECCH0000112 15 pF 50V J NP0 TC 1005 R TP 6 C1066 CAP CHIP MAKER ECZH0004402 100000 p...

Page 164: ... 6 C1109 CAP CHIP MAKER ECZH0000830 33 pF 50V J NP0 TC 1005 R TP 6 C1110 CAP CERAMIC CHIP ECCH0000147 2 2 nF 50V K X7R HD 1005 R TP 6 C1111 CAP CERAMIC CHIP ECCH0000143 1 nF 50V K X7R HD 1005 R TP 6 C202 CAP TANTAL CHIP ECTH0002202 4 7 uF 10V M STD 1608 R TP 6 C203 CAP TANTAL CHIP ECTH0003701 10 uF 6 3V M L_ESR 1608 R TP 6 C204 CAP CERAMIC CHIP ECCH0000155 10 nF 16V K X7R HD 1005 R TP 6 C205 CAP C...

Page 165: ... ECCH0000110 10 pF 50V D NP0 TC 1005 R TP 6 C229 CAP CERAMIC CHIP ECCH0000143 1 nF 50V K X7R HD 1005 R TP 6 C230 CAP CERAMIC CHIP ECCH0000143 1 nF 50V K X7R HD 1005 R TP 6 C231 CAP CERAMIC CHIP ECCH0000143 1 nF 50V K X7R HD 1005 R TP 6 C232 CAP CERAMIC CHIP ECCH0000143 1 nF 50V K X7R HD 1005 R TP 6 C233 CAP CERAMIC CHIP ECCH0000155 10 nF 16V K X7R HD 1005 R TP 6 C234 CAP CERAMIC CHIP ECCH0000143 1...

Page 166: ...5 R TP 6 C322 CAP CERAMIC CHIP ECCH0000198 2 2 uF 6 3V M X5R TC 1005 R TP 6 C323 CAP CERAMIC CHIP ECCH0004904 1 uF 6 3V K X5R TC 1005 R TP 6 C324 CAP CERAMIC CHIP ECCH0000198 2 2 uF 6 3V M X5R TC 1005 R TP 6 C325 CAP CERAMIC CHIP ECCH0005604 10000000 pF 6 3V M X5R TC 1608 R TP empty empty empty empty empty empty 0 8 mm 6 C326 CAP CERAMIC CHIP ECCH0005604 10000000 pF 6 3V M X5R TC 1608 R TP empty e...

Page 167: ...MAKER ECZH0000813 100 pF 50V J NP0 TC 1005 R TP 6 C354 CAP CERAMIC CHIP ECCH0005604 10000000 pF 6 3V M X5R TC 1608 R TP empty empty empty empty empty empty 0 8 mm 6 C400 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C401 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C406 CAP CERAMIC CHIP ECCH0000163 47 nF 10V K X5R HD 1005 R TP 6 C407 CAP TANTAL CHIP ECTH0005704 33 uF 10V...

Page 168: ...030301 836 5 MHz 1 4 1 1 0 5 SMD 824M 849M IL 2 3 5pin U U 50 50 DCN Tx 836 5 1 4 1 1 0 5 SMD R TP 6 FL1004 DUPLEXER DCN SDDY0004701 836 5 MHz 881 5 MHz 2 3 dB 2 7 dB 50 dB 45 dB 3 0 2 5 1 25 SMD UMTS Band5 Balanced Duplexer SAW 3025size 881 5 869to894 836 5 824to849 2 7 2 3 3 0x2 5x1 25 DUAL SMD empty 6 FL1005 DUPLEXER IMT SDMY0001102 1950 MHz 2140 MHz 1 4 dB 2 0 dB 50 dB 41 dB 3 0 2 5 1 0 SMD SA...

Page 169: ...ZH0001002 0 5 pF 50V B NP0 TC 1005 R TP 6 L1026 INDUCTOR CHIP ELCH0004718 5 6 nH S 1005 R TP 6 L1028 INDUCTOR CHIP ELCH0001033 1 5 nH S 1005 R TP PBFREE 6 L1029 INDUCTOR CHIP ELCH0004703 1 nH S 1005 R TP 6 L1030 INDUCTOR CHIP ELCH0005010 1 8 nH S 1005 R TP 6 L1031 INDUCTOR CHIP ELCH0005002 2 7 nH S 1005 R TP 6 L1032 CAP CHIP MAKER ECZH0000822 1 5 pF 50V C NP0 TC 1005 R TP 6 L1034 INDUCTOR CHIP ELC...

Page 170: ... FILTER BEAD CHIP SFBH0010144 31 ohm 1005 chip bead 6 R1013 RES CHIP MAKER ERHZ0003801 5 1 ohm 1 16W J 1005 R TP 6 R1014 RES CHIP ERHY0003301 100 ohm 1 16W J 1005 R TP 6 R1015 RES CHIP ERHY0003301 100 ohm 1 16W J 1005 R TP 6 R1016 RES CHIP MAKER ERHZ0000443 2200 ohm 1 16W J 1005 R TP 6 R1017 RES CHIP MAKER ERHZ0000404 1 Kohm 1 16W J 1005 R TP 6 R1018 CAP CHIP MAKER ECZH0000802 1 pF 50V C NP0 TC 10...

Page 171: ...Z0000493 51 Kohm 1 16W J 1005 R TP 6 R311 RES CHIP MAKER ERHZ0000439 200 Kohm 1 16W J 1005 R TP 6 R312 RES CHIP MAKER ERHZ0004201 121000 ohm 1 16W F 1005 R TP 6 R313 RES CHIP MAKER ERHZ0000486 47 Kohm 1 16W J 1005 R TP 6 R315 FILTER BEAD CHIP SFBH0009601 220 ohm 1005 DCR 0 35 Rated current 500mA PBFREE 6 R316 FILTER BEAD CHIP SFBH0009601 220 ohm 1005 DCR 0 35 Rated current 500mA PBFREE 6 R317 RES ...

Page 172: ...C CMOSRF RTR6285 reference IC PMIC 6 VA300 VARISTOR SEVY0004001 18 V SMD 3pF 1005 6 VA301 VARISTOR SEVY0004201 14 V SMD 120pF 1005 6 VA302 VARISTOR SEVY0004001 18 V SMD 3pF 1005 6 VA303 VARISTOR SEVY0004001 18 V SMD 3pF 1005 6 VA304 VARISTOR SEVY0004001 18 V SMD 3pF 1005 6 VA305 VARISTOR SEVY0004201 14 V SMD 120pF 1005 6 VA306 VARISTOR SEVY0004201 14 V SMD 120pF 1005 6 VA402 VARISTOR SEVY0004001 1...

Page 173: ...IP ECCH0006201 4 7 uF 6 3V K X5R TC 1608 R TP 6 C303 CAP CHIP MAKER ECZH0000813 100 pF 50V J NP0 TC 1005 R TP 6 C306 CAP CERAMIC CHIP ECCH0005603 2 2 uF 10V K X5R TC 1608 R TP 6 C309 CAP CHIP MAKER ECZH0003103 0 1 uF 10V K X7R HD 1005 R TP 6 C355 CAP CHIP MAKER ECZH0000813 100 pF 50V J NP0 TC 1005 R TP 6 C356 CAP CHIP MAKER ECZH0000813 100 pF 50V J NP0 TC 1005 R TP 6 C402 CAP CHIP MAKER ECZH000310...

Page 174: ...EMI POWER SFEY0011601 SMD SMD 18 V 4ch EMI_ESD Filter 50 Ohm 15pF 6 FL402 FILTER EMI POWER SFEY0011601 SMD SMD 18 V 4ch EMI_ESD Filter 50 Ohm 15pF 6 FL403 FILTER EMI POWER SFEY0011601 SMD SMD 18 V 4ch EMI_ESD Filter 50 Ohm 15pF 6 FL404 FILTER EMI POWER SFEY0011601 SMD SMD 18 V 4ch EMI_ESD Filter 50 Ohm 15pF 6 FL408 FILTER EMI POWER SFEY0011601 SMD SMD 18 V 4ch EMI_ESD Filter 50 Ohm 15pF 6 L1019 CA...

Page 175: ...ERHZ0000287 47 Kohm 1 16W F 1005 R TP 6 R422 RES CHIP MAKER ERHZ0000203 10 Kohm 1 16W F 1005 R TP 6 R424 RES CHIP MAKER ERHZ0000203 10 Kohm 1 16W F 1005 R TP 6 R425 RES CHIP MAKER ERHZ0000406 100 Kohm 1 16W J 1005 R TP 6 R426 RES CHIP MAKER ERHZ0000287 47 Kohm 1 16W F 1005 R TP 6 RA400 RES ARRAY R ERNR0000404 100 Kohm 100 Kohm 8 PIN J 1 16W SMD R TP 6 SPFY PCB MAIN SPFY0175601 FR 4 0 8 mm STAGGERE...

Page 176: ...mark 6 VA420 VARISTOR SEVY0004201 14 V SMD 120pF 1005 6 VA421 VARISTOR SEVY0004201 14 V SMD 120pF 1005 6 VA422 VARISTOR SEVY0004201 14 V SMD 120pF 1005 6 VA423 VARISTOR SEVY0004201 14 V SMD 120pF 1005 6 VA424 VARISTOR SEVY0004201 14 V SMD 120pF 1005 6 VA425 VARISTOR SEVY0004201 14 V SMD 120pF 1005 6 VA426 VARISTOR SEVY0004201 14 V SMD 120pF 1005 6 VA428 VARISTOR SEVY0004201 14 V SMD 120pF 1005 Z 3...

Page 177: ...LE SGDY0010908 empty empty empty 18pin 6 2mm NYX Box Package BLACK N 3 SGEY00 EAR PHONE EAR MIKE SET SGEY0003721 RMS 20mW 0 56V RMS 16Ohm 2 4Ohm 1KHZ 116dB 3dB 1KHZ 3mW 116dB 1KHZ 96dB 100HZ empty BLACK 18P MMI CONNECTOR Earphone Stereo 3 SSAD00 ADAPTOR AC DC SSAD0025101 100 240V 5060 Hz 5 1 V 7 A CB C TICK AC DC ADAPTOR 85Vac 264Vac 5 1V 0 15V 0 2V 700mA 5060 WALL 2P I O CONNECTOR ADAPTOR AC DC S...

Page 178: ...Note Z 3 X B O X C O M ...

Page 179: ...Note Z 3 X B O X C O M ...

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