LG F2400 Service Manual Download Page 110

Page: 110 / 125

10. EXPLODED VIEW & REPLACEMENT PART LIST

- 111 -

10.2 Replacement Parts

<Mechanic component>

Level

Location

No.

Description

Part Number

Specification

Color

Remark

GSM(FOLDER)

TGFF0051702

Titan Silver

AAAY00

ADDITION

AAAY0066001

Titan Silver

MCJA00

COVER,BATTERY

MCJA0011806

F2400 ORGTS

Titan Silver

APEY

PHONE

APEY0186702

Titan Silver

ACAZ00

CAP ASSY

ACAZ0002106

REAR_LEFT(F2400 ORGTS)

Titan Silver

MCCH00

CAP,SCREW

MCCH0034706

REAR_LEFT(F2400 ORGSV)

Titan Silver

MTAZ00

TAPE

MTAZ0045101

SCREW CAP(LEFT)

ACAZ01

CAP ASSY

ACAZ0002206

REAR_RIGHT(F2400 ORGTS)

Titan Silver

MCCH00

CAP,SCREW

MCCH0034806

REAR_RIGHT(F2400 ORGTS)

Titan Silver

MTAZ00

TAPE

MTAZ0045201

SCREW CAP(RIGHT)

ACGG00

COVER ASSY,FOLDER

ACGG0057101

F2400 ORGTS

Titan Silver

ACGH00

COVER ASSY,
FOLDER(LOWER)

ACGH0032201

F2400 ORGTS

Titan Silver

MCJH00

COVER,FOLDER(LOWER)

MCJH0021206

F2400 ORGTS

Titan Silver

MMAA00

MAGNET,SWITCH

MMAA0001601

7100 magnetic

Silver

MPBG00

PAD,LCD

MPBG0026301

Black

MTAA00

TAPE,DECO

MTAA0059001

MAIN WINDOW

MTAD00

TAPE,WINDOW

MTAD0028601

MAIN WINDOW

ACGJ00

COVER ASSY,
FOLDER(UPPER)

ACGJ0043801

F2400 ORGTS

Titan Silver

MCJJ00

COVER,FOLDER(UPPER)

MCJJ0028106

F2400 ORGTS

Titan Silver

MGAD00

GASKET,SHIELD FORM

MGAD0067501

LCD(RIGHT)-UPPER

Gold

MICZ00

INSERT

MICZ0002801

M1.4x2.3

MPBQ00

PAD,LCD(SUB)

MPBQ0017701

Black

MTAE00

TAPE,WINDOW(SUB)

MTAE0018501

ACGK00

COVER ASSY,FRONT

ACGK0050501

F2400 ORGTS

Titan Silver

MBHY00

BUMPER

MBHY0011306

F2400 ORGTS

Titan Silver

MBJN00

BUTTON,VOLUME

MBJN0003901

F2300 EUAAS

Silver

MBJP00

BUTTON,SHUTTER

MBJP0001401

Silver

MCCC00

CAP,EARPHONE JACK

MCCC0018701

Silver

MCJK00

COVER,FRONT

MCJK0031406

F2400 ORGTS

Titan Silver

MCJZ00

COVER

MCJZ0029401

MIDDLE COVER(F2300)

Silver

MDAD00

DECO,CAMERA

MDAD0007501

SHOT DECO

Silver

MDAJ00

DECO,HINGE

MDAJ0007301

LEFT

Silver

MDAJ01

DECO,HINGE

MDAJ0007401

RIGHT

Silver

MGAD00

GASKET,SHIELD FORM

MGAD0067101

IO CNT(FRONT)

Gold

Note:

This Chapter is used for reference, Part order
is ordered by SBOM standard on GCSC

Summary of Contents for F2400

Page 1: ...Service Manual Model F2400 P N MMBD0049401 Date April 2005 Issue 1 0 Service Manual F2400 F2400 SVC cover 2005 4 27 5 35 PM Page 1 ...

Page 2: ...0 4 5 LCD Trouble 62 4 6 Receiver Trouble 64 4 7 Speaker Trouble 65 4 8 MIC Trouble 67 4 9 Vibrator Trouble 69 4 10 Key Backlight LED Trouble 71 4 11 SIM Detect Trouble 73 4 12 Ear Jack Trouble 74 4 13 Camera Trouble 77 4 14 RTC Trouble 80 4 15 Indicated LED Trouble 81 4 16 Folder on off Trouble 82 4 17 Bluetooth Trouble 84 5 DOWNLOAD AND CALIBRATION 86 5 1 Download 86 5 2 Calibration 92 6 BLOCK D...

Page 3: ......

Page 4: ...t 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 service as long as repair is not do...

Page 5: ...nt 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 UService personnel should ground themselves by using a wrist strap when exchange system boards UWhen repairs are made to a system boar...

Page 6: ... Electrostatic Discharge FPCB Flexible Printed Circuit Board GMSK Gaussian Minimum Shift Keying GPIB General Purpose Interface Bus GPRS General Packet Radio Service GSM Global System for Mobile Communications IPUI International Portable User Identity IF Intermediate Frequency LCD Liquid Crystal Display LDO Low Drop Output LED Light Emitting Diode LGE LG Electronics OPLL Offset Phase Locked Loop PA...

Page 7: ...c Random Access Memory STMR Side Tone Masking Rating TA Travel Adapter TDD Time Division Duplex TDMA Time Division Multiple Access UART Universal Asynchronous Receiver Transmitter VCO Voltage Controlled Oscillator VCTCXO Voltage Control Temperature Compensated Crystal Oscillator WAP Wireless Application Protocol ...

Page 8: ...hours RX Sensitivity GSM EGSM 107dBm DCS 107dBm TX output power GSM EGSM 33dBm Level 5 DCS 30dBm Level 0 GPRS compatibility Class 10 SIM card type 3V Small Display Main LCD TFT 128 x 160 pixel 262K Color Sub LCD OLED 96 x 96 pixel 65K Color Hard icons Key Pad Status Indicator 0 9 Up Down Left Right Navigation Key Menu Contacts OK Send Clear Key END PWR Scheduler Download Up Down Side key Shot Key ...

Page 9: ...ower Toler Level Power Toler 5 33 dBm 2dB 13 17 dBm 3dB 6 31 dBm 3dB 14 15 dBm 3dB 7 29 dBm 3dB 15 13 dBm 3dB 8 27 dBm 3dB 16 11 dBm 5dB 9 25 dBm 3dB 17 9 dBm 5dB 10 23 dBm 3dB 18 7 dBm 5dB 11 21 dBm 3dB 19 5 dBm 5dB 4 Power Level 12 19 dBm 3dB DCS Level Power Toler Level Power Toler 0 30 dBm 2dB 8 14 dBm 3dB 1 28 dBm 3dB 9 12 dBm 4dB 2 26 dBm 3dB 10 10 dBm 4dB 3 24 dBm 3dB 11 8 dBm 4dB 4 22 dBm 3...

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

Page 11: ... Ratio BER Class II 2 439 102dBm DCS BER Class II 2 439 100dBm 9 Rx Level Report Accuracy 3 dB 10 SLR 8 3 dB Frequency Hz Max dB Min dB 100 12 200 0 300 0 12 11 Sending Response 1 000 0 6 2 000 4 6 3 000 4 6 3 400 4 9 4 000 0 12 RLR 2 3 dB Frequency Hz Max dB Min dB 100 12 200 0 300 2 7 500 5 13 Receiving Response 1 000 0 5 3 000 2 5 3 400 2 10 4 000 2 Mean that Adopt a straight line in between 30...

Page 12: ...68KHz tolerance 30ppm At least 65 dBspl under below conditions 20 Ringer Volume 1 Ringer set as ringer 2 Test distance set as 50 cm 21 Charge Current Fast Charge 430 mA Slow Charge 150 mA Antenna Bar Number Power 5 85 dBm 4 90 dBm 86 dBm 22 Antenna Display 3 95 dBm 91 dBm 2 100 dBm 96 dBm 1 105 dBm 101 dBm 0 105 dBm Battery Bar Number Voltage 0 3 51V 3 61V 23 Battery Indicator 1 3 62V 3 69V 2 3 70...

Page 13: ...dBm Power Class 2 2 Power density 100mW 20dBm at 100kHz RBW 2400 2483 5MHz ISM band 4 Tx output spectrum Lower guard band 2MHz frequency Range Upper guard band 3 5MHz Available channel 79 0ch 78ch 5 Tx output spectrum 20dB range 1MHz 6 Modulation characteristics Frequency deviation 140 175kHz 7 Initial carrier frequency tolerance 75kHz One slot packet 25kHz 8 Carrier frequency drift Three slot pac...

Page 14: ...sceiver is the integrated RF front end for multi band GSM GPRS digital cellular handsets and wireless data modems The integrated solution eliminates the IF SAW filter external low noise amplifier LNAs for three bands transmit and RF voltage controlled oscillator VCO modules and other discrete components found in conventional designs 3 TECHNICAL BRIEF Figure 3 1 RECEIVER FUNCTIONAL BLOCK DIAGRAM ...

Page 15: ...control the Rx and Tx paths And the input signals VC1 and VC2 of a U504 are directly connected to base band controller to switch either Tx or Rx path on The logic and current is given below Table 3 1 Three differential input LNAs are integrated in SI4205 The GSM input supports the GSM 850 869 849 MHz or E GSM 900 925 960MHz bands The DCS input supports the DCS 1800 1805 1880 MHz band The PCS input...

Page 16: ...to remove blocking and reference interference signals Theselectivity setting CSEL 0 or a low selectivity setting CSEL 1 The low selectivity filter has a flatter group channelization filter is in the baseband chip After channel selection the digital output is scaled with a digital PGA which is controlled with the DGAIN 5 0 bits in register 05h The amplified digital output signal go through with DAC...

Page 17: ...gnal The baseband software is able to cancel out differential DC offsets in the I Q baseband signals caused by imperfections in the D A converters The Tx Modulator implements a quadrature modulator A quadrature mixer upconverts the differential in phase TXIP TXIN and quadrature TXQP TXQN signals with the IFLO to generate a SSB IF signal that is filtered and used as the reference input to the OPLL ...

Page 18: ...used for the GSM 850 and E GSM 900 bands and low side injection is used for the DCS 1800 and PCS 1900 bands The I and Q signals are automatically swapped when switching bands Additionally the SWAP bit in register 03h can be used to manually exchange the I and Q signals Low pass filters before the OPLL phase detector reduce the harmonic content of the quadrature modulator and feedback mixer outputs...

Page 19: ...t by programming the N Divider registers NRF1 NRF2 and NIF Programming the N Divider register for either RF1 or RF2 automatically selects the proper VCO The output frequency of each PLL is as follows fout N x fø The DIV2 bit in register 31h controls a programmable divider at the XIN pin to allow either a 13 or 26 MHz reference frequency For receive mode the RF1 PLL phase detector update rate fø sh...

Page 20: ... driven directly from the DAC output The device is designed for use as the final RF amplifier in GSM 850 E GSM 900 DCS and PCS handheld digital cellular equipment and other applications in the 824 849 MHz 880 915 MHz 1710 1785 MHz and 1850 1910 MHz bands On board power control provides over 37 dB of control range with an analog voltage input TX_RAMP and power down with a logic low for standby oper...

Page 21: ...cuits RF LDO U503 Two regulators are used for RF circuits One is MIC5255 U503 and the other is one port of AD6535 U101 MIC5255 U503 supplies power to transceiver SI4205 U505 One port of AD6535 supplies power to VCTCXO X502 Main power VBAT from battery is used for PAM SKY77325 U501 because PAM requires high power Figure 3 6 VCTCXO CIRCUIT DIAGRAM Figure 3 7 RF LDO CIRCUIT DIAGRAM Supplier Voltage P...

Page 22: ... linear PCM 8k sample sec synchronous bidirectional audio interface is available Bluetooth section has a chip antenna ANT1 2 Bluetooth chip transceiver BC03 CSP is a single chip radio and baseband chip for Bluetooth wireless technology 2 4GHz system Supports power class 2 radios without the need for an external power amplifier or Tx Rx switch The transmitter up converts the baseband information to...

Page 23: ...nal switching BH28FB1WHFV U611 provide power for bluetooth clock TC7SH08FS U602 PCM Sync Clock rate converter for bluetooth clock to 8kHz 2 Specification BluetoothTM V1 1 or 1 2Compliant Transmit Power 4dBm Class2 1 8V to 3 6V I O Operation Full Bluetooth data rate over UART Dual UART Port Support Ultra low power consumption ...

Page 24: ...ne PCB In part of the keypad and LCD display there is a main PCB RF Ear Jack Camera IC Camera Vibrator Receiver Speaker LCD 128 x 160 LCD Connector YMU762 MIDI I O Connector RTC Backup Battery SIM Connector DBB AD6527 ABB AD6537B Charging Battery MIC Flash Memory Figure 1 MAIN PCB BLOCK DIAGRAM ...

Page 25: ...ily from Flash memory for code and data for the MCU and the DSP processors iii RBUS is for internal RAM access iv PBUS is for access to internal peripheral modules such as UART RTC or SIM or Interrupt Controller In addition to the three main system busses it has SBUS IOBUS and DMABUS 3 TECHNICAL BRIEF 26 AD6537 Figure 3 TOP LEVEL BLOCK DIAGRAM OF THE AD6527 INTERNAL ARCHITECTURE ...

Page 26: ...the clock frequency for the required MCU and memory performance The boot ROM contains MCU code for basic communication between the ARM and one of the serial ports in the Universal System Connector subsystem Peripheral subsystem It contains four major groups of elements The MMI group is a collection of all the functionality that are needed to implement a complete user interface including keyboard d...

Page 27: ...3 TECHNICAL BRIEF 28 Figure 4 SYSTEM INTERCONNECTION OF AD6527 6527B EXTERNAL INTERFACE ...

Page 28: ...N PA_BAND VSYNTHEN S_EN S_DATA S_CLK etc RF_PWR_DWN RF Transceiver Power Consumption Control ANT_SW 1 2 Tx Rx Selection PA_EN PAM Enable Disable PA_BAND Select the frequency band GSM band or DCS band VSYNTHEN Synthesizer Enable S_EN PLL Enable S_DATA Serial Data to PLL S_CLK Clock to PLL SIM interface The AD6527 check status periodically in call mode if SIM card is inserted or not Interface by SIM...

Page 29: ...AD6537B 3 TECHNICAL BRIEF 30 Figure 5 AD6537B FUNCTION BLOCK DIAGRAM ...

Page 30: ...annel consists of a iii digital GMSK modulator a matched pair of 10 bit DACs and a matched pair of reconstruction filter 2 Baseband Receive section i This section consists of two identical ADC channels that process baseband in phase I and quadrature Q input signals ii Each channel consists of a coarse switched capacitor Anti Alias filter followed by a low pass digital filter Figure 6 AD6537B BASEB...

Page 31: ...temperature sensing a differential input for the battery charger current sensor a single ended input for battery voltage measurement a single ended input for battery type identification two single ended inputs for microphone and hook switch detection one for each of two analog audio input channels two general purpose external inputs REF REFOUT REFCHG and REFADC and REFADC 2 and AGND1 inputs for of...

Page 32: ...troller a microphone interface and multiple analog input and output channels iv It interconnect with external device like main microphone main receiver and headset jack through the AIN1N AIN1P AIN2N AIN2P AIN3N AIN3P AOUT1P AOUT1N AOUT2P AOUT2N AOUT3P and AOUT3N port AIN1P AIN1N Main microphone positive negative terminal AOUT1P AOUT1N Main Speaker positive negative terminal AIN2P AIN2N EarMic micr...

Page 33: ...ower on sequence Power on sequence If a battery is inserted the battery powers the 8 LDOs Then if PWRONKEY is detected the LDOs output turn on REFOUT is also enabled Reset is generated and send to the AD6527 3 TECHNICAL BRIEF 34 Figure 10 AD6537B POWER MANAGEMENT SECTION ...

Page 34: ... or 2 8V 150mA VEXT supplies Radio digital interface and high voltage interface 2 8V 170mA VSIM supplies the SIM interface circuitry on the digital processor and SIM card 1 8V or 2 85V 20mA VRTC supplies the Real Time Clock module 1 8 V 200 µA VABB supplies the analog portions of the AD6537B VMIC supplies the microphone interface circuitry 2 5 V 1 mA VVCXO supplies the voltage controlled crystal o...

Page 35: ... voltage reach to 3 2V the CC CV charging starts iii Pins used for charging VCHG charger supply GATEDRIVE charge DAC output ISENSE charge current sense input VBATSENSE battery voltage BATTYPE battery type identification input REFCHG voltage reference output TEMP1 temp sensor1 channel 1 input output iv TA Travel Adaptor Input voltage AC 85V 260V 50 60Hz Output voltage DC 5 2V 0 2 V Output current M...

Page 36: ...3 TECHNICAL BRIEF 37 3 7 Memory 1 256Mb Flash Memory 64Mb PSRAM Intel Memory 2 16 Bit Parallel Data Bus 3 ADD01 ADD23 4 RF Calibration Data stored in Flash Figure 13 128 64 MEMORY CIRCUIT DIAGRAM ...

Page 37: ... 128 x 160 Dots 65k Color TFT LCD Sub 96 x 96 65k OLED 2 White Backlight LED 2EA 3 Backlight LED Driver AAT2805 ANALOGIC Tech 4 LCD Bias Voltage 2V8_VEXT from AD6537B ANALOG DEVICE 3 TECHNICAL BRIEF 38 Figure 14 LCD CIRCUIT DIAGRAM ...

Page 38: ...ECTION 1 MIC and Receiver operate at the differential mode by using AIN1P N and AOUT1P N in AD6537B 2 MIC Bias Voltage 2 5 VMIC from AD6537B 3 Earphone has a single ended mode by using the AIN2P AOUT3P Figure 15 AUDIO CIRCUIT DIAGRAM ...

Page 39: ...3 TECHNICAL BRIEF 40 Figure 16 AUDIO LOGIC IN AD6537B ...

Page 40: ...olled by _MIDI_CS _MIDI_RST _MIDI_IRQ _WR _RD DATA 08 15 ports _MIDI_CS MIDI chip enable _MIDI_RST Reset the midi chip _MIDI_IRQ MIDI chip Interrupt for MCU _WR _RD Read Write control DATA 08 15 Parallel data line U203 YMU762 is midi chip and U204 LM4898ITL is Differential audio Power amplifier Figure 17 MIDI CIRCUIT DIAGRAM ...

Page 41: ... ISENSE Decide the time to stop the charging and the charging current value by measuring this value C TPCF8102 PMOSFET For the CC CV charging function by controlling the GATEDRIVE voltage D CUS02 Schottky Diode Protect the charger circuit for the discharging current through PMOS Figure 18 CIRCUIT FOR BATTERY CHARGING AT AD6537B ...

Page 42: ... camera to take photos with the phone The phone encodes up to 640 x 480 size with free size support B U401 Camera back end IC Camera signal is delivered from Camera Sensor to Camera IC U401 C U400 Regulator for U401 and Camera sensor Figure 18 CIRCUIT FOR BATTERY CHARGING AT AD6537B ...

Page 43: ...4 TROUBLE SHOOTING 44 4 1 RX Trouble 4 TROUBLE SHOOTING Figure 4 1 Test Points Checking Flow ...

Page 44: ...4 TROUBLE SHOOTING 45 1 Checking Regulator Circuit Figure 4 2 Test Points Circuit Diagram Checking Flow ...

Page 45: ...4 TROUBLE SHOOTING 46 2 Checking VCTCXO Circuit Figure 4 3 Graph 4 1 a Graph 4 1 b Test Points Checking Flow Circuit Diagram Waveform ...

Page 46: ...ROUBLE SHOOTING 47 4 Checking Ant SW Mobile SW Figure 4 5 ANT SW Control GSM DCS RX Mode Graph 4 3 Table 4 2 Test Points Circuit Diagram Waveform ANT_SW1 ANT_SW2 GSM_TX HIGH LOW DCS_TX LOW HIGH RX LOW LOW ...

Page 47: ...4 TROUBLE SHOOTING 48 Checking Flow ...

Page 48: ...4 TROUBLE SHOOTING 49 5 Checking SAW Filter Circuit Test Points Checking Flow Circuit Diagram ...

Page 49: ...4 TROUBLE SHOOTING 50 6 Checking RX IQ Test Points Circuit Diagram Waveform Checking Flow ...

Page 50: ...4 TROUBLE SHOOTING 51 4 2 TX Trouble Test Points Checking Flow ...

Page 51: ...g Regulator Circuit Pin 6 High Yes Changing the Board RF 2 85VO K Yes No Replace U503 Regulator Circuit is OK See next Page to check VCTCXO No Check Pin 5 Check Pin 5 Figure 4 9 U503 3 U503 5 Test Points Circuit Diagram Checking Flow ...

Page 52: ...4 TROUBLE SHOOTING 53 2 Checking VCTCXO Circuit Test Points Circuit Diagram Waveform Checking Flow ...

Page 53: ...4 TROUBLE SHOOTING 54 3 Checking Ant SW Mobile SW Figure 4 11 Graph 4 6 a Graph 4 6 b Graph 4 6 a Graph 4 6 b U504 3 SW500 RF SW500 ANT C639 VC2 C642 VC1 U504 5 Test Points Circuit Diagram Checking Flow ...

Page 54: ...4 TROUBLE SHOOTING 55 3 Checking Ant SW Mobile SW ...

Page 55: ...RAMP and PA_EN Check if there is Any Major Difference or not Refer to Graph 4 7 Go to Next Step Similar Yes No Download S W Go to Next Step Similar Yes No Download S W Download S W Check TX_RAMP and PA_EN Check if there is Any Major Difference or not Refer to Graph 4 7 Graph 4 7 Test Points Waveform Checking Flow Circuit Diagram ...

Page 56: ...4 TROUBLE SHOOTING 57 5 Checking TX IQ Test Points Waveform Circuit Diagram Checking Flow ...

Page 57: ...4 TROUBLE SHOOTING 58 4 3 Power On Trouble ...

Page 58: ...4 TROUBLE SHOOTING 59 C126 C124 D101 R112 C119 C101 U101 R399 ...

Page 59: ...4 TROUBLE SHOOTING 60 4 4 Charging Trouble Q101 R120 D102 CN202 4 5 PIN ...

Page 60: ...4 TROUBLE SHOOTING 61 ...

Page 61: ...4 TROUBLE SHOOTING 62 4 5 LCD Trouble CN601 9 23 PIN C401 U402 C417 ...

Page 62: ...4 TROUBLE SHOOTING 63 ...

Page 63: ...4 TROUBLE SHOOTING 64 4 6 Receiver Trouble R105 R104 ...

Page 64: ...4 TROUBLE SHOOTING 65 4 7 Speaker Trouble R213 R214 U204 C215 C216 C217 R219 R218 U203 ...

Page 65: ...4 TROUBLE SHOOTING 66 C211 C219 C217 C216 C217 C216 ...

Page 66: ...4 TROUBLE SHOOTING 67 4 8 MIC Trouble C108 C226 R232 R231 C225 C223 R235 R234 ...

Page 67: ...4 TROUBLE SHOOTING 68 ...

Page 68: ...4 TROUBLE SHOOTING 69 4 9 Vibrator Trouble R1101 R1100 Q402 D202 1 ...

Page 69: ...4 TROUBLE SHOOTING 70 ...

Page 70: ...4 TROUBLE SHOOTING 71 4 10 Key Backlight LED Trouble ...

Page 71: ...4 TROUBLE SHOOTING 72 ...

Page 72: ...4 TROUBLE SHOOTING 73 4 11 SIM Detect Trouble ...

Page 73: ...4 TROUBLE SHOOTING 74 4 12 Ear Jack Trouble U201 C201 R201 R207 R208 J201 R209 ...

Page 74: ...4 TROUBLE SHOOTING 75 ...

Page 75: ...4 TROUBLE SHOOTING 76 ...

Page 76: ...2 GNDC4 GNDC5 L5 B2 GNDI1 E8 GNDI2 GNDI3 J3 K6 GNDI4 GPIO_0 J1 GPIO_1 H3 GPIO_2 U613 M10 CIS_TYPE0 CIS_TYPE1 C9 B8 CIS_TYPE2 C_D0 L7 C_D1 K7 M8 C_D2 L8 C_D3 K8 C_D4 C_D5 M9 C_D6 L9 J8 C_D7 K4 C_HS C_MCLK M1 L4 C_PCLK C_PWDN EUSY0240501 10u C629 1u C623 SI1305 D 3 G S Q400 C622 1u 0 1u C631 R404 100K R402 2V85_VCAM 2V85_VCAM 100K 1u C627 R400 100K 2V85_VCAM 2V8_C_PWR C403 0 01u 100K R407 C630 0 1u ...

Page 77: ...ower is supplied to U400 2 85V CAMERA signal flow This camera signal is delivered from Camera Sensor to Camera IC U613 Trouble Shooting Setup Enter the engineering mode Go to menu BB test Camera Preview Trouble Shooting Procedure Check the Power Supply 2 85 Check the connection between connector and camera Camera signals from DBB _LCD_CS CAM_HOLD CAM_INT _WR _RD CAM_RST ADD 01 ADD 01 ADD 06 DATA 0...

Page 78: ...4 TROUBLE SHOOTING 79 ...

Page 79: ...4 TROUBLE SHOOTING 80 4 14 RTC Trouble X101 R113 ...

Page 80: ...Charge Indicator 2 3 4 SML 521MUWT86 LD201 1 C297 0 1u 2 7K R296 C298 0 1u Q404 EMH10T2R 2 5 6 3 1 4 R298 100 39p C299 COM 5 3 GND IN 1 4 NC NO 6 VCC 2 NLAST4599DFT2 U210 270 R299 VBAT 10K R297 VBAT VCHARGE RPWRON INDLED_R INDLED_G U210 C297 R296 C298 ...

Page 81: ...4 TROUBLE SHOOTING 82 4 16 Folder on off Trouble FLIP SWITCH R1107 15K 0 01u C412 GND1 3 4 GND2 NC1 2 NC2 5 OUTPUT 1 PGND 7 VDD 6 A3212EEH U403 2V8_VEXT 1u C411 FLIP C411 R1107 C412 ...

Page 82: ...4 TROUBLE SHOOTING 83 ...

Page 83: ...4 TROUBLE SHOOTING 84 4 17 Bluetooth Trouble Figure 4 34 Circuit Diagram Test Point R660 R652 R653 R673 R659 C674 M601 R650 C671 ANT1 ...

Page 84: ...8_VBT at C671 2 8V BT_EN at R660 2 8V Is BLUE_RST signal shape similar to Fig 1 during powering on Bluetooth Is DEBUB_TX signal shape similar to Fig 2 during powering on Bluetooth Is DEBUB_RX signal shape similar to Fig 2 during powering on Bluetooth Is RF Power Level at Antenna feeding about OdBm Are PCM_SYNC8 PCM_TX USCC similar to Fig 3 Re download software Is Soldering of R650 L650 R651 Ant1 g...

Page 85: ...5 DOWNLOAD AND CALIBRATION 86 5 1 Download A Download Setup Figure 6 1 describes Download setup Figure 5 1 Download Setup 5 DOWNLOAD AND CALIBRATION ...

Page 86: ...B Download Procedure 1 Access Flash loader program in PC and select Erase Don t check OWCD 2 Press Start and Wait until Erase is completed Code øµø erase 1 Select Erase 2 Check 3 Don t Check OWCD FFE000 1 Press Start and Wait FFE000 ...

Page 87: ...NLOAD AND CALIBRATION 88 3 Press Write to start Download and press Key to choose software AlchemyData mot 4 Choose software 1 Change Address and Size 3 Press Start and Wait 2 Don t Check OWCD 1 Press 2 Press ...

Page 88: ...LOAD AND CALIBRATION 89 5 Wait until converting from MOT to BIF is completed Don t check OWCD 6 Press Start and Power on the phone using JIG remote Power on Switch 1 2 Wait until completion 1 Don t Check OWCD ...

Page 89: ...5 DOWNLOAD AND CALIBRATION 90 7 Wait until Sending Block is completed 8 Press Write to start Download and press Key to choose software CodeData mot ...

Page 90: ...5 DOWNLOAD AND CALIBRATION 91 9 Choose software 10 Wait until Sending Block is completed 1 Wait Until Sending Block is completed ...

Page 91: ... Type Model Brand Wireless Communication Test Set HP 8960 Agilent RS 232 Cable and Test JIG LG RF Cable LG Power Supply HP 66311B Agilent GPIB interface card HP GPIB Agilent Calibration Final test software LG Test SIM Card PC for Software Installation Pentium II class above 300MHz Table 5 1 Calibration Equipment List ...

Page 92: ...TA 20G 24pin Table 5 2 Calibration Equipment List Switch Number Name Description Switch 1 ADI REMOTE In ON state phone is awaked It is used ADI chipset Switch 2 TI REMOTE In ON state phone is awaked It is used TI chipset Switch 3 VBAT Power is provided for phone from battery Switch 4 PS Power is provided for phone from Power supply Table 5 3 Calibration Equipment List ...

Page 93: ...2 serial cable is connected between COM port of PC and MON port of TEST JIG in general 2 Power ON PC then enter into Windows 98 Remark Windows 2000 system could be feasible 3 Run AUTOCAL exe the AUTOCAL application window will be appeared LED Number Name Description LED 1 Power Power is provided for Test Jig LED 2 TA Indicate charging state of the phone battery LED 3 UART Indicate data transfer st...

Page 94: ...M I O 1V8_VCORE Core 2V85_VCAM 2V85_SIM 2V85_VEXT I O _RAM_CS _LBS _UBS _BURST_CLK _ROM_CS1 _ROM_CS2 _RD _WR _ADV _RESET _LCD_CS _SUB_CS _RD _WR _CAM_INT _CAM_HOLD _CAM_RST ADD 00 24 ADD01 ADD02 ADD01 26MHZ From VCXO VBAT VBAT 2V85_VCAM Core 2V85_VEXT MIC OP AMP COMPA RATOR EAR JACK JACK_DETECT Vin 2V85_VEXT 2V85_JACK PRE_CHARGE USC_1 USC_2 2V8_VMEM AND Gate 2V8_PCM_SYNC8 2V8_VBT BT_EN DEBUG_RX US...

Page 95: ...Note 96 ...

Page 96: ...117 105 MCLKEN101 1u VCHARGE C115 _WR C123 4 7u C129 47n 10K R110 R178 NA R177 0 1u 0 1u C114 C141 C111 39p CLKON101 1u C101 101 C106 39p 47n C135 47n TDO_0 TDO_1 TMS VBAT _F_WE C128 JTAG1 GND JTAGEN RPWON TCK TDI 102 C125 C121 1u R113 10M 2V75_VVCXO 2V8_VMEM 2V8_VMEM OJ1 C137 100p C139 47n 1V8_VCORE 2V8_VEXT 0 R107 OJ2 C110 39p C134 47n C126 TDO_0 1u 2V8_VEXT ABB101 C103 4 7u C124 39p R114 4 7K C...

Page 97: ...T2 U210 0 1u C907 NCP563Q25T1 U202 GND 1 NC 4 VOUT 3 2 Vin 2V5_JACK 30K R1129 39p C225 39p C202 10 R241 0 R213 20K R212 R231 1K 39p 1u C207 C211 C203 20K R209 39p 2V8_VEXT 2V8_VEXT 20K R217 270 R299 VBAT C212 0 1u 0 R214 R225 VA203 AVL5M02 200 R215 20K 33K 39p C208 R219 2 5 6 3 1 4 2V5_VMIC VBAT R211 Q201 UMX1NTN 1K 600 10K R297 C223 39p FB201 R224 39p C904 3 3K VA202 AVL5M02 200 C224 VA201 AVL5M0...

Page 98: ..._VSIM SW505 R333 R336 R367 NA MENU R315 47 3 SEND R1100 1 5K VCHARGE R337 R1091 AVL5M02200 330 R382 NA C324 R334 SW502 R348 0 9 VBAT 9 SEL 2 20 21 22 23 24 25 26 27 28 29 3 4 5 6 7 8 CN202 1 10 11 12 13 14 15 16 17 18 19 5 R338 330 R384 100K R309 SW506 4 0 1u 6 C379 R358 100K 0 1u 100K R359 C329 C305 39p C306 3p LD301 _CE1 K1 _CE2 G8 K3 _CE3 _OE1 J2 _OE2 H8 D6 _P1_CS K2 _P2_CS _RST F4 C2 _R_LB H1 ...

Page 99: ... EN_SET 10 9 GND ISINK1 5 ISINK2 6 7 ISINK3 8 ISINK4 PGND 17 4 VIN VOUT_BL 13 VOUT_FL AAT2805 U402 C1 R652 47 C401 1u 1K R658 10u VBAT C629 330 R406 2V85_VCAM 27p C669 0 01u FEEDING NC C412 C670 ANT1 C404 2 2u 1u 1u C410 2 2u C676 FB400 MIC5252 2 85BML U612 BYP 6 EN 1 2 GND 3 IN 5 NC OUT 4 PGND 7 C671 0 1u 1u C623 0 R650 SPI_MISO 9 5 SPI_MOSI UART_CTS 20 17 UART_RTS UART_RX 18 UART_TX 19 VDD_CORE ...

Page 100: ...N 8 XOUT 27 10 _PDN 12 _SEN 18 RFIGN 21 RFIGP 20 RFIPN 17 RFIPP 16 22 RFOD 23 RFOG RXIN 3 2 RXIP 1 RXQN 28 RXQP SCLK 13 SDI 14 SDO 11 TXIN 5 TXIP 4 TXQN SI4205 U505 DIAG1 24 25 DIAG2 GND1 15 GND2 29 30 GND3 GND4 31 33 GND5 GND6 34 35 GND7 GND8 36 RFIDN 19 RFIDP 130 R505 22p C515 51 R1108 VBAT C653 27p C534 2 2u 2V75_VVCXO VBAT 27nH L509 0 1u C998 10u C536 C508 33p 3 DCS_TX EGSM_RX 10 5 EGSM_TX 4 G...

Page 101: ...UT_B1 INOUT_B2 8 7 INOUT_B3 INOUT_B4 6 2V8_C_PWR C646 27p CN600 1 C604 59 6 60 7 8 9 27p 45 46 47 48 49 5 50 51 52 53 54 55 56 57 58 3 30 31 32 33 34 35 36 37 38 39 4 40 41 42 43 44 15 16 17 18 19 2 20 21 22 23 24 25 26 27 28 29 CN601 1 10 11 12 13 14 C600 1u C699 27p 2V8_VEXT 1u C602 5 G1 10 G2 1 INOUT_A1 INOUT_A2 2 3 INOUT_A3 INOUT_A4 4 INOUT_B1 9 8 INOUT_B2 INOUT_B3 7 6 INOUT_B4 5 G1 10 G2 1 IN...

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

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

Page 104: ...cklight 1 2 This menu is to test the LCD Backlight and Keypad Backlight Backlight On 1 2 1 LCD Backlight and Keypad Backlight light on at the same time Backlight Off 1 2 2 LCD Backlight and Keypad Backlight light off at the same time Backlight value 1 2 3 This controls brightness of Backlight When entering into the menu the present backlight value in the phone is displayed Use Left Right key to ad...

Page 105: ...T TEMP_LOW_LIMIT G Audio 1 7 This is a menu for setting the control register of Voiceband Baseband Codec chip Although the actual value can be written over it returns to default value after switching off and on the phone VbControl1 1 7 1 VbControl1 bit Register Value Setting VbControl2 1 7 2 VbControl2 bit Register Value Setting VbControl3 1 7 3 VbControl3 bit Register Value Setting VbControl4 1 7...

Page 106: ...time B Backlight 3 2 LCD Backlight and LED Backlight are on for about 1 5 seconds at the same time then off C Buzzer 3 3 This menu is to test the volume of Melody It rings in the following sequence Volume 1 Volume 2 Volume 3 Volume 0 mute Volume 4 Volume 5 D Vibrator 3 4 Vibrator is on for about 1 5 seconds E LCD 3 5 Main LCD screen resolution tests horizontally and vertically one by one and fills...

Page 107: ...ts total conversation time to this 00 00 00 9 6 Fact Reset MENU 6 This Factory Reset menu is to format data block in the flash memory and this procedure set up the default value in data block 9 7 S W version MENU 7 This displays software version stored in the phone Attention Fact Reset i e Factory Reset should be only used during the Manufacturing process Servicemen should NOT progress this menu o...

Page 108: ...EW REPLACEMENT PART LIST 10 1 EXPLODED VIEW 4 20 8 54 13 29 43 34 11 5 22 16 21 12 2 7 61 60 3 25 37 24 23 42 44 45 18 17 1 31 26 15 41 49 9 52 10 32 53 40 62 57 19 36 47 38 48 6 27 46 30 35 58 33 14 55 28 56 59 39 50 51 ...

Page 109: ......

Page 110: ...c Silver 33 5 MPBG00 PAD LCD MPBG0026301 Black 35 5 MTAA00 TAPE DECO MTAA0059001 MAIN WINDOW 55 5 MTAD00 TAPE WINDOW MTAD0028601 MAIN WINDOW 56 4 ACGJ00 COVER ASSY FOLDER UPPER ACGJ0043801 F2400 ORGTS Titan Silver 5 MCJJ00 COVER FOLDER UPPER MCJJ0028106 F2400 ORGTS Titan Silver 19 5 MGAD00 GASKET SHIELD FORM MGAD0067501 LCD RIGHT UPPER Gold 47 5 MICZ00 INSERT MICZ0002801 M1 4x2 3 5 MPBQ00 PAD LCD ...

Page 111: ...28701 CAMERA 7 5 MWAD00 WINDOW LED MWAD0004601 FLASH 60 4 GMZZ00 SCREW MACHINE GMZZ0015101 1 4 mm 3 0 mm MSWR3 FN N Silver 4 MCCH00 CAP SCREW MCCH0034606 F2400 ORGTS Titan Silver 12 5 ADCA00 DOME ASSY METAL ADCA0024701 Silver 25 5 ADCA01 DOME ASSY METAL ADCA0026401 F2300 Volume F pcb 24 5 ADCA02 DOME ASSY METAL ADCA0026501 F2300 Camera F PCB 23 5 MGAD00 GASKET SHIELD FORM MGAD0068201 EARJACK PCB G...

Page 112: ...SH LED 7 LD2 DIODE LED MODULE EDLM0005301 WHITE 1 LED 1 6 x 0 8 x 0 4 R TP FLASH LED 7 LD3 DIODE LED MODULE EDLM0005301 WHITE 1 LED 1 6 x 0 8 x 0 4 R TP FLASH LED 7 LD4 DIODE LED MODULE EDLM0005301 WHITE 1 LED 1 6 x 0 8 x 0 4 R TP FLASH LED 7 R10 RES CHIP ERHY0000220 100 ohm 1 16W J 1005 R TP 7 R5 RES CHIP ERHY0000201 0 ohm 1 16W J 1005 R TP 7 R6 RES CHIP ERHY0000201 0 ohm 1 16W J 1005 R TP 7 R7 R...

Page 113: ...VER REAR MCJN0028006 F2400 ORGTS Titan Silver 18 4 MGAD00 GASKET SHIELD FORM MGAD0067201 IO CNT REAR Gold 44 4 MGAD01 GASKET SHIELD FORM MGAD0067301 CNT LCD REAR Gold 45 4 MGAD02 GASKET SHIELD FORM MGAD0067302 F2300 GROUND TERMINAL_REAR Gold 42 4 MLEA00 LOCKER BATTERY MLEA0019606 F2400 ORGTS Titan Silver 32 4 MLEY00 LOCKER MLEY0000801 SIM LOCKER Silver 31 4 MSDB00 SPRING COIL MSDB0002901 Metal Gra...

Page 114: ...ERAMIC CHIP ECCH0006201 4 7 uF 6 3V K X5R TC 1608 R TP 6 C124 CAP CERAMIC CHIP ECCH0006201 4 7 uF 6 3V K X5R TC 1608 R TP 6 C125 CAP CERAMIC CHIP ECCH0000393 22 uF 6 3V M X5R HD 2012 R TP 6 C126 CAP CERAMIC CHIP ECCH0004903 1 uF 6 3V Z Y5V TC 1005 R TP 6 C128 CAP CERAMIC CHIP ECCH0000163 47 nF 10V K X5R HD 1005 R TP 6 C129 CAP CERAMIC CHIP ECCH0000163 47 nF 10V K X5R HD 1005 R TP 6 C130 CAP CERAMI...

Page 115: ...CAP CERAMIC CHIP ECCH0000120 39 pF 50V J NP0 TC 1005 R TP 6 C223 CAP CERAMIC CHIP ECCH0000120 39 pF 50V J NP0 TC 1005 R TP 6 C224 CAP CERAMIC CHIP ECCH0000120 39 pF 50V J NP0 TC 1005 R TP 6 C225 CAP CERAMIC CHIP ECCH0000120 39 pF 50V J NP0 TC 1005 R TP 6 C226 CAP TANTAL CHIP MAKER ECTZ0002601 10 uF 10V M STD 2125 R TP 6 C227 CAP CERAMIC CHIP ECCH0000167 0 1 uF 6 3V K X5R HD 1005 R TP 6 C228 CAP CE...

Page 116: ...506 CAP CERAMIC CHIP ECCH0000110 10 pF 50V D NP0 TC 1005 R TP 6 C507 CAP CERAMIC CHIP ECCH0000393 22 uF 6 3V M X5R HD 2012 R TP 6 C508 CAP CERAMIC CHIP ECCH0000186 33 pF 50V J NP0 TC 1005 R TP 6 C509 CAP CERAMIC CHIP ECCH0000117 27 pF 50V J NP0 TC 1005 R TP 6 C510 CAP CERAMIC CHIP ECCH0000186 33 pF 50V J NP0 TC 1005 R TP 6 C514 CAP CERAMIC CHIP ECCH0000128 100 pF 50V J NP0 TC 1005 R TP 6 C515 CAP ...

Page 117: ...TP 6 C642 CAP CERAMIC CHIP ECCH0000117 27 pF 50V J NP0 TC 1005 R TP 6 C646 CAP CERAMIC CHIP ECCH0000117 27 pF 50V J NP0 TC 1005 R TP 6 C647 CAP CERAMIC CHIP ECCH0000117 27 pF 50V J NP0 TC 1005 R TP 6 C649 CAP CERAMIC CHIP ECCH0000101 5 pF 50V C NP0 TC 1005 R TP 6 C651 CAP CERAMIC CHIP ECCH0000117 27 pF 50V J NP0 TC 1005 R TP 6 C652 CAP CERAMIC CHIP ECCH0000117 27 pF 50V J NP0 TC 1005 R TP 6 C653 C...

Page 118: ... Array 50Ohm 15pF 6 FL601 FILTER EMI POWER SFEY0007103 SMD 18 V SMD 4ch R Varistor Array 50Ohm 15pF 6 FL602 FILTER EMI POWER SFEY0007103 SMD 18 V SMD 4ch R Varistor Array 50Ohm 15pF 6 FL603 FILTER EMI POWER SFEY0007103 SMD 18 V SMD 4ch R Varistor Array 50Ohm 15pF 6 FL604 FILTER EMI POWER SFEY0007103 SMD 18 V SMD 4ch R Varistor Array 50Ohm 15pF 6 FL605 FILTER EMI POWER SFEY0007103 SMD 18 V SMD 4ch ...

Page 119: ...K ohm 1 16W J 1005 R TP 6 R1101 RES CHIP ERHY0000205 15 ohm 1 16W J 1005 R TP 6 R1108 RES CHIP ERHY0000214 51 ohm 1 16W J 1005 R TP 6 R1109 RES CHIP ERHY0000214 51 ohm 1 16W J 1005 R TP 6 R1110 RES CHIP ERHY0000214 51 ohm 1 16W J 1005 R TP 6 R1111 RES CHIP ERHY0000214 51 ohm 1 16W J 1005 R TP 6 R1112 RES CHIP ERHY0000280 100K ohm 1 16W J 1005 R TP 6 R112 RES CHIP ERHY0000280 100K ohm 1 16W J 1005 ...

Page 120: ...hm 1 16W J 1005 R TP 6 R221 RES CHIP ERHY0000201 0 ohm 1 16W J 1005 R TP 6 R224 RES CHIP ERHY0000250 3 3K ohm 1 16W J 1005 R TP 6 R225 RES CHIP ERHY0000201 0 ohm 1 16W J 1005 R TP 6 R230 RES CHIP ERHY0000247 2 2K ohm 1 16W J 1005 R TP 6 R231 RES CHIP ERHY0000241 1K ohm 1 16W J 1005 R TP 6 R232 RES CHIP ERHY0000247 2 2K ohm 1 16W J 1005 R TP 6 R233 RES CHIP ERHY0000201 0 ohm 1 16W J 1005 R TP 6 R23...

Page 121: ...330 ohm 1 16W J 1005 R TP 6 R407 RES CHIP ERHY0000280 100K ohm 1 16W J 1005 R TP 6 R501 RES CHIP ERHY0000220 100 ohm 1 16W J 1005 R TP 6 R502 RES CHIP ERHY0000220 100 ohm 1 16W J 1005 R TP 6 R503 RES CHIP ERHY0000213 47 ohm 1 16W J 1005 R TP 6 R504 RES CHIP ERHY0004301 130 ohm 1 16W J 1005 R TP 6 R505 RES CHIP ERHY0004301 130 ohm 1 16W J 1005 R TP 6 R506 RES CHIP ERHY0006603 36 ohm 1 16W J 1005 R ...

Page 122: ...01 35 dBm 53 0 8 A 50 dBc 50 dB 6 0 8 0 1 2 SMD QUAD 6 U503 IC EUSY0118602 SOT23 5 PIN R TP 2 85V 150mA Low Noise uCap LDO Regulator 6 U504 FILTER SEPERATOR SFAY0003702 900 1800 1 3 dB 1 5 dB 30 dB 25 dB 4532 Antenna switch 6 U505 IC EUSY0161301 8x8 LGA 28 PIN R TP 6 U602 IC EUSY0227901 SON5 P 0 35 fSV 5 PIN R TP 2 INPUT AND GATE 6 U610 IC EUSY0235001 Microbump 10 10 PIN R TP Dual SPDT Analog Swit...

Page 123: ...6 LD310 DIODE LED CHIP EDLH0004502 BLUE 1608 R TP 0 35T 6 LD311 DIODE LED CHIP EDLH0004502 BLUE 1608 R TP 0 35T 6 LD312 DIODE LED CHIP EDLH0004502 BLUE 1608 R TP 0 35T 6 LD313 DIODE LED CHIP EDLH0004502 BLUE 1608 R TP 0 35T 6 MIC200 MICROPHONE SUMY0009201 FPCB 44 dB 4 0 1 3 SMD TYPE 6 Q404 TR BJT NPN EQBN0017701 TES6 150 mW R TP 50 V 100 mA Dual Digital TR 6 R1107 RES CHIP ERHY0000263 15K ohm 1 16...

Page 124: ...cification Color Remark 6 R384 RES CHIP ERHY0000230 330 ohm 1 16W J 1005 R TP 6 U403 IC EUSY0129502 LEADLESS CHIP 6 PIN R TP HALL EFFECT SWITCH IC 2 0 3 0 0 8 5 SPFY00 PCB MAIN SPFY0099001 FR 4 1 mm STAGGERED 8 3 SNGF00 ANTENNA GSM FIXED SNGF0005002 3 0 2 0 dBd Gray EGSM DCS Intenna Adv 1 ...

Page 125: ... 523450 INNERPACK BATTERY Silver 26 3 SGDY00 DATA CABLE SGDY0004401 DK 20G G7000 Cable bulk 3 SGEY00 EAR PHONE EAR MIKE SET SGEY0003203 G4050 G4010 For USA 3 POLE Design change 3 SRCY00 CDROM SRCY0005801 S W NONE MB 3 SSAD00 ADAPTOR AC DC SSAD0007828 100 240V 60 Hz 5 2 V 800 mA CE CB GOST EU PLUG 24P STD 3 WSAY00 SOFTWARE APPLICATION WSAY0011201 3 WSYY00 SOFTWARE WSYY0201401 F2400P40FL 33 V10d 208...

Search results

Summary of Contents for F2400

Reviews:

Related manuals for F2400

Brands by name

Popular brands

LG F2400, Service Manual

Search results

Summary of Contents for F2400

Reviews:

Related manuals for F2400

Brands by name

Popular brands