LG KP220 - Cell Phone 60 MB Service Manual Download Page 210

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KP220 SERVICE MANUAL V1.2

REAR CABINET ASS'Y

402-

73380-

0001

Rear Cabinet_7338_BLACK_PC_N/A_REAR COVER_A-
TEK PRECISION(SUZHOU)_N/A

REAR_

CABINET

313-0000-

00071

RSPEAKER_EMS1813VFR3P_13 * 18 mm_8
Ohm_90/123dB_EM-TECH_±3dB, H=3.6 mm,Spring Contact

SPEAKER

Vibrator Bar Type_Y0408A-450346342-0021_
R1.8+4..6*4.5*12.45mm_Lylon_Spring contact

VIBRATOR

403-

73380-

0001

Lens_7338_BLACK_PMMA_N/A_CAMERA
LENS_SURTEC(SUZHOU)_N/A

CAMERA

LENS

404-

73380-

0002

Key_7338_BTPU_N/A_N/A_CAMERA
KEY_PINSHINE(Su Zhou)_N/A

CAMERA

KEY

404-

73380-

0001

Key_7338_BTPU_N/A_N/A_SIDE
KEY_PINSHINE(Su Zhou)_N/A

SIDE KEY

405-

73380-

0002

Cover_7338_BTPU_N/A_IO COVER_A-TEK
PRECISION(SUZHOU)_N/A

I/O COVER

405-

73380-

0003

Cover_7338_BTPU_N/A_SD COVER_A-TEK
PRECISION(SUZHOU)_N/A

SD COVER

415-

73380-

0006

FILTER_7338_NoColor_FELT MESH_N/A_MIC
MESH_SIAU CHON(KUNSHAN)_N/A

MIC MESH

415-

73380-

0007

SHEET_7338_BLACK_PET_N/A_SIDE KEY SWITCH
MYLAR_SIAU CHON(KUNSHAN)_N/A

Sidekey

switch
mylar

415-

73380-

0008

SHEET_7338_BLACK_PET_N/A_CAMERA KEY SWITCH
MYLAR_SIAU CHON(KUNSHAN)_N/A

camera

switch

mylar

415-7332

0-0034

PROTECTIVE FILM_7332_N/A_PE_N/A_CAMERA
LENS_SIAU CHON(KUNSHAN)_N/A

Camera lens

protective

Water

sensitive

label

RF HOLDER ASS'Y

330-0000-

00072

ANTENNA EMBEDDED_7338_QUAD
BAND(GSM/DCS/PCS/BLUETOOTH)_NoColor_SNG-DES-
146-02_PERLOS/Moteco_FPC type

ANTENNA

312-0000-

00008

Omni-MIC._OBF213-42S1033 (+/- 2)_60 'dB_- 42dB_±
2.0dB_

4.0*1.30mm_Holder_Spring Contact_CST_N/A

MIC

MAIN BOARD ASS'Y

8-01-7338
N0-01

PCB_7338_TRI-BAND_MAIN BOARD

Main Board

327-0000-

00040

LCD TFT_Transmissive_128x160 Pixels_1.77
inch_IM177BBNBB_LG INNOTEK_262K color, FPC type

LCD

MODULE

415-733
20-0026

GASKET_7332_N/A_CONDUCTIVE GASKET_N/A_LCM
CONDUCTIVE GASKET_SIAU CHON(KUNSHAN)_N/A

LCM CON
DUCTIVE
SPONGE

415-733
80-0009

HOLDER_7338_BLACK_RUBBER

、

SILICON RUBBER_

N/A_CAMERA RUBBER CAP_YIDA(KUNSHAN)_N/A

CAMERA
RUBBER

Summary of Contents for KP220 - Cell Phone 60 MB

Page 1: ...Date March 2008 Issue 1 0 Service Manual Model KP220 Service Manual KP220 Internal Use Only ...

Page 2: ...etails of previous history refer to archival documents New Issue Number Date Changes This Issue Page and Description Remarks Draft 1 00 29 11 2007 All for Publication First draft Issue Draft 1 2 14 02 2008 All for Publication Second draft Issue Draft 1 3 18 02 2008 All for Publication Third draft Issue KP220 SERVICE MANUAL V1 2 ...

Page 3: ...Next Section Main Menu SECTION 1 Introduction 1 KP220 SERVICE MANUAL V1 2 ...

Page 4: ...1 Introduction The variation of KP220 is shown below This Service Manual is indicated for 7338 Variation Note Product Code Trade Name 7338 XXXXXXXX KP220 KP220 SERVICE MANUAL V1 2 ...

Page 5: ...ce Level 1 describes definition of Service Level 1 equipment and tools required for this level Service Level 2 describes definition equipment and tools required for Service Level 2 4 Circuit Description provides functional details of the circuits block diagrams and component purpose descriptions Servicing defines the jigs fixtures and test configurations required for servicing the product and desc...

Page 6: ...Next Section Main Menu SECTION 2 Precautions for Repair Work 2 KP220 SERVICE MANUAL V1 2 ...

Page 7: ...e battery pack after each use Before Powering up the Equipment Only switch on the telephone s power once the test or installation set up is complete Switching on at the wrong time may result in electric shock or damage to system components Always ensure that the power is switched off before making connections disconnection s It is important to check that the correct DC voltage is applied to the eq...

Page 8: ...lectrical outlet also contains this feature Cosmetic Protection during Repair Work Always ensure that the working surface is kept clean and free from abrasive materials The LCD is very susceptible to scratches and damage It should be covered with clear adhesive vinyl while the equipment is disassembled Storage of Faulty Components Any components that are replaced due to failure should be kept safe...

Page 9: ... When the solder has melted remove the component with tweezers Short Circuits Care must be taken to avoid short circuits Soldering solder dust screws metal clippings metal wrist watches etc can cause short circuits on PCBs which may result in component damage Test Equipment Calibration Your test equipment should be calibrated before use Frequent calibration is essential to ensure high quality and ...

Page 10: ...ified parts as replacements RF Injury To avoid RF injury direct exposure to radio frequency energy should be avoided In particular exposed parts of your body especially the eyes and face should not come into contact with the antenna while the equipment is transmitting Storage Conditions It is recommended that the following storage conditions should be avoided to prevent damage to the equipment Dus...

Page 11: ...at the worker in the working place Be careful not to spend a stress on the MIC side part to the utmost Be careful not to pressurize the coil joint protection Bond part of the receiver and speaker because they are easy of broken Be careful for alien substance to approach to sound hole part of the speaker Be careful sufficiently so as not to blow air with the process into the receiver speaker MIC so...

Page 12: ... Previous Section Next Section Main Menu SECTION 3 Unit Specifications 3 KP220 SERVICE MANUAL V1 2 11 ...

Page 13: ...e band 87 5 108MHz MPEG4 H 263 Yes support 3GP H 264 No no support AAC Yes AAC No FM as alarm Yes Scheduled FM recording Yes MP4 for incoming call power on off animation and screen saver Yes Loud Speaker Yes Audio player real resuming Yes for MP3 only Video recording Yes Memory Size 128Mb NOR Flash 64Mb PSRAM 512Mb NAND Internal NAND 512Mb NAND Memory Card Micro SD Up to 4GB Bluetooth Yes version ...

Page 14: ...900 MHz class 1 1W Y Antenna Shall support Internal External antenna Internal Y Shall support GPRS bearer release R R98 Y multi slot class class 10 Y Service class Class Class B Y GPRS Coding scheme CSn CS1 CS2 CS3 CS4 Y Shall support following data transaction mode and services Fax N Data N WAP rel 2 0 Y SMS Y EMS rel Code 5 0 Y Data Service MMS rel 1 1 Y Support JAVA MIDP ver 2 0 Y Java Support ...

Page 15: ...resolution X x Y pixels 1280x1024 Y Camera Sensor type CMOS or CCD CMOS Y Shall support FM radio bands US Europe band 87 5 108MHz Y FM radio Japan band 76 90MHz N Battery Shall support Li Ion battery with minimum capacity of mAh 900mAh Y Shall support following device to connect external devices USB ver host or slave or OTG 1 1 slave Y Bluetooth ver power class 1 2 class 2 Y Connectivity Bluetooth...

Page 16: ...Hz DCS1800 1710 1785MHz PCS1900 1850 1910MHz Receiving Frequency Range EGSM 925 960MHz DCS1800 1805 1880MHz PCS1900 1930 1990MHz TX RX Duplex Spacing EGSM 45MHz DCS1800 95MHz PCS1900 80MHz Channel Spacing EGSM 200KHz DCS1800 200KHz PCS1900 200KHz Number of Channels ARFCN GSM 124 Numbered 1 to 124 std EGSM 50 Numbered 975 to 1023 0 DCS1800 374 Numbered 512 to 885 PCS1900 299 Numbered 512 to 810 Pow...

Page 17: ... Level 13 17dBm 3dB Power Control Level 14 15dBm 3dB Power Control Level 15 13dBm 3dB Power Control Level 16 11dBm 5dB Power Control Level 17 9dBm 5dB Power Control Level 18 7dBm 5dB Power Control Level 19 5dBm 5dB TX Frequency Output Low Channel Ch 975 880 2 MHz Mid Channel Ch 62 902 4 MHz High Channel Ch 124 914 8 MHz TX Frequency Calculation Ftx MHz 0 124 975 1023 890 ARFCN x 0 2 MHz 890 0 2x A...

Page 18: ...vel 8 14dBm 3dB Power Control Level 9 12dBm 4dB Power Control Level 10 10dBm 4dB Power Control Level 11 8dBm 4dB Power Control Level 12 6dBm 4dB Power Control Level 13 4dBm 4dB Power Control Level 14 2dBm 5dB Power Control Level 15 0dBm 5dB TX Frequency Output Low Channel Ch 512 1710 2 MHz Mid Channel Ch 699 1747 6 MHz High Channel Ch 885 1784 8 MHz TX Frequency Calculation Ftx MHz 1710 2 0 2 x AR...

Page 19: ...evel 8 14dBm 3dB Power Control Level 9 12dBm 4dB Power Control Level 10 10dBm 4dB Power Control Level 11 8dBm 4dB Power Control Level 12 6dBm 4dB Power Control Level 13 4dBm 4dB Power Control Level 14 2dBm 5dB Power Control Level 15 0dBm 5dB TX Frequency Output Low Channel Ch 512 1850 2MHz Mid Channel Ch 657 1879 2MHz High Channel Ch 810 1909 8MHz TX Frequency Calculation Ftx MHz 1850 2 0 2 x ARFC...

Page 20: ...Frequency Input Low Channel Ch 512 1805 2 MHz Mid Channel Ch 699 1842 6 MHz High Channel Ch 885 1879 8 MHz RX Frequency Calculation Frx Ftx 95 Mhz Frx MHz BER Bit Error Ratio Type II BER 2 4 at 102dBm Type II BER 0 1 at 23dBm RECEIVER PCS1900 RX Frequency Input Low Channel Ch 512 1930 2MHz Mid Channel Ch 657 1959 2MHz High Channel Ch 810 1989 8 MHz RX Frequency Calculation Frx Ftx 80 Mhz Frx MHz B...

Page 21: ... Previous Section Next Section Main Menu Section 4 Introduction of Service Level 4 1 SERVICE LEVEL 1 22 4 4 2 SERVICE LEVEL 2 KP220 SERVICE MANUAL V1 2 ...

Page 22: ...lace detachable parts peripheral units and accessories that cannot be repaired Keep a stock of good replacement phone and accessories 5 If necessary explain the correct method of operation to the customer 6 Verify any faulty reported by the end user at 2 and 3 Above 7 Specify the symptom and fill out the fault report 8 Send the fault report and faulty equipment to service level 2 Ask the subscribe...

Page 23: ...omer Fault cleared Adequate stock of good replacement peripheral parts accessories Send the fault report faulty main unit and or repairable accessories to Level 2 Tell the customer to wait the estimated maximum d ti Is the case urgent Wait to receive repaired equipment from level 2 Physical inspects the equipment Check normal ti Return the equipment to the customer Replace the entire main unit and...

Page 24: ...ery for faulty equipment 2 Workable SIM card Used for testing the performance and functions of faulty equipment 3 Rubber Used for cleaning electronic contacts such as battery terminals etc 4 AC Adapter Used for testing the charging function of faulty equipment and or battery 5 Simple Hands free Kit Used for testing the Hands free relevant functions of faulty equipment 6 USB Cable Used for testing ...

Page 25: ...odular sub unit or part in the faulty report 5 Send the fault report and faulty modular sub unit together to Service Level 3 In certain cases replace the faulty modular sub unit in the equipment with the good one for quick repair 6 Receive back the repair report the repaired modular sub unit from Service Level 3 and re install it in the equipment Or keep this repaired modular sub unit for next rep...

Page 26: ...ort and faulty modular sub unit together to In certain cases replace the faulty modular sub unit in the equipment with the good one Receive back the repair report the repaired modular sub unit from Service Level 3 Had the faulty equipment been Re install the repaired modular sub unit in the equipment Perform final test and fill out the repair report Return the equipment to Service Level 1 with the...

Page 27: ... Previous Section Next Section Main Menu Section 5 Circuit Description 5 1 LOGIC BLOCK DIAGRAM 5 2 LOGIC 5 ...

Page 28: ......

Page 29: ...5 1 LOGIC BLOCK DIAGRAM ...

Page 30: ...owing main functional blocks Memory Subsystem Baseband CPU MTK6226M Baseband Controller 52MHz 32bit RISC ARM7EJ STM MT6305 PMIC handles all baseband power FM Radio IC SI4703 Main LCM 262K TFT Camera 1 3M pixels CMOS sensor Bluetooth BC313141A18 TOSHIBA MCP 128 32 512MB User I O KEY MINI SD CARD USB Client SIM card 5 2 2 SYSTEM BLOCK DIAGRAM KP220 SERVICE MANUAL V1 2 ...

Page 31: ...y controller External Memory Interface to connect with a variety of memory components This controller provides one generic access scheme for FLASH Memory SRAM and PSRAM Up to 8 memory banks can be supported simultaneously BANK0 BANK7 with a maximum size of 64MB each Since most of the FLASH Memory SRAM and PSRAM have similar AC requirements a generic configuration scheme to interface them is desire...

Page 32: ... controller and interrupt controller 3 MCU DSP Interface where the MCU and the DSP exchange hardware and software information 4 Microcontroller Peripherals includes all user interface modules and RF control interface modules 5 Microcontroller Coprocessors runs computing intensive processes in place of Microcontroller 6 DSP Peripherals hardware accelerators for GSM GPRS channel codec 7 Multi media ...

Page 33: ...MTK 6226 Interface KP220 SERVICE MANUAL V1 2 ...

Page 34: ...seven Low Drop Out Regulators LDO one to power each of the critical GSM sub blocks Sophisticated controls are available for power up during battery charging keypad interface and RTC alarm The MT6305 is optimized for maximum battery life featuring a ground current of only 107μA and 187μA when the phone is in standby and operation respectively KP220 SERVICE MANUAL V1 2 ...

Page 35: ...nce 24 RESET System Reset Low Active 25 VTCXO TCXO Supply 26 AVBAT Battery Input Voltage for Analog Block Circuits 27 VA Analog Supply 28 AGND Analog Ground 30 VREF Reference Voltage Output 31 SRCLKEN VTCXO and VA Enable 32 PWRKEY Power on off Key Internal Pull High to VBAT 33 PWRBB Power on off Signal from Microprocessor 34 VIBRATOREN Vibrator Driver Enable Internal Pull Low to DGND 35 ALERTEREN ...

Page 36: ...k external FM radio and voice playback through headset Figure 2 shows the digital circuits block diagram of the audio front end The APB register block is an APB peripheral that stores settings from the MCU The DSP audio port block interfaces with the DSP for control and data communications The digital filter block performs filter operations for voice band and audio band signal processing The Digit...

Page 37: ...The following is 7332 ADC in use External ADC name Purpose in 7332 ADC0_1 Detect Battery Voltage and Current ADC0_1 Detect Battery Voltage and Current ADC2_TBAT Detect Battery tempter ADC3_VCHG Detect Charging voltage ADC5_USB Detect USB device ADC6_ASS_ID Detect hand free KP220 SERVICE MANUAL V1 2 ...

Page 38: ...5 2 6 KEY SWITCHES Circuit Diagram KP220 SERVICE MANUAL V1 2 ...

Page 39: ...KP220 SERVICE MANUAL V1 2 ...

Page 40: ...5 2 7 VIBRATOR Circuit Diagram 5 2 8 KEY BACKLIGHT LED There are eight LEDs used for key backlighting The LED driver of 6305 controls these LEDs Circuit Diagram KP220 SERVICE MANUAL V1 2 ...

Page 41: ...below shows the external charging components used in the Arima 7338 project All ports are directly connected to the corresponding pins of PMU IC 6305 VCHG is the V charger supply rail coming directly from the wall plug constant voltage charger via the system connector and VBAT is the Battery Voltage rail connected directly to the battery pack terminal connector The system uses a solid ground plane...

Page 42: ...ntrol from baseband chipset Charge Detection The MT6305 charger block has a detection circuit that determinates if an adapter has been applied to the CHRIN pin If the adapter voltage exceeds the battery voltage by 3 75 the CHRDET output will go high If the adapter is then removed and the voltage at the CHRIN pin drops to only 2 5 above the VBAT pin CHRDET goes low Pre Charging mode When the batter...

Page 43: ...stop the charger Once the battery voltage exceeds 4 3V of Li ion battery 5 1V of NiMH battery a hardware over voltage protection OV should be activated and turn off the charger block of MT6305 Pulsed Charging Algorithm MT6305 is available to pulsed top off charging algorithm by the CHRCNTL pin The control signal is from baseband chipset to limit the charging duty cycle This charging algorithm comb...

Page 44: ...AL TIME CLOCK RTC RTC is the feature to count second MTK6226M s clock generation on 32 768kHz is made by OSC X401 in 7338 connecting to OSC32K_IN OSC32K_OUT and supply the clock to 6305 KP220 SERVICE MANUAL V1 2 ...

Page 45: ...event in the century second accuracy 0s time range correction 2khz oscillator frequency gauging he RTC module of 7338 is supplied by 3V Backup Battery made by Sanyo he target of running time of the backup battery fully charged is longer than two ours after the main battery is removed vided by 32 768 to generate a clock with a 1 se rate interrupts at a programmed time The follo a function of RTC im...

Page 46: ...5 2 11 EXTERNAL INTERFACE The pin arrangement of system I O is shown below 52 KP220 SERVICE MANUAL V1 2 ...

Page 47: ...ve power the clock should be stopped when not required if the SIM allows it SIMDATA This is a bi directional open drain signal connected to contact V504 I O of the SIM connector Control of the data signal is done in the SIM interface section of MTK6226M although the output can be disabled by writing to the SIM control register Being open drain with an external pull up the output floats high when n...

Page 48: ...Control The LCD backlight is controlled by the PWL signal from the MTK6226M The backlight is turned on when PWM1_LCM_EN is high The LCD backlight a 5V power supply The RT9396 DC DC converter U801 generates the signal for LED1 LED2 LED3 Detailed circuit diagram is as shown below KP220 SERVICE MANUAL V1 2 ...

Page 49: ...5 2 13 2 Camera Control Overview of voltage supply for Camera RT9182 provides power supply for Camera shown below KP220 SERVICE MANUAL V1 2 ...

Page 50: ...erface method that enables low power high speed and high contrast The IM177BBNBA is intended to support applications where thin thickness wide viewing angle and low power are critical factors and graphic displays are important 5 Item Main Display Remark Display Mode Normally White Tran missive LCD Driving Method TFT Active Matrix Input Signals 8bit CPU I F Parallel Outside Dimensions 33 9mm W x 46...

Page 51: ...5 2 14 2 LCD interface 57 KP220 SERVICE MANUAL V1 2 ...

Page 52: ...5 2 15 CAMERA 5 2 15 1 Camera Module 5 2 15 2 Specifications KP220 SERVICE MANUAL V1 2 ...

Page 53: ... is MIC Receiver Speaker 5 2 16 2 Audio Control Speaker interface Use U702 to amplify voice and voice signal from MP3_OUTL Receiver and Microphone The receiver is a 32Ω dynamic type and is driven directly from MT6305 The Microphone is also directly connected to MT6305 MICIP0 and MICIN0 NEC Confidential Proprietary ...

Page 54: ...Hands Free Interface NEC Confidential Proprietary ...

Page 55: ...sive compatibility control on RF modules This approach also allows the usage of a high resolution D A Converter for controlling VCXO or crystal thus reducing the need for expensive TCVCXO MT6226 achieves great MODEM performance by utilizing 14 bit high resolution A D Converter in the RF downlink path Furthermore to reduce the need for extra external current driving component the driving strength o...

Page 56: ...o and baseband chip for Bluetooth wireless technology 2 4G Hz system it is implemented in 0 18um CMOS technology The 4Mbit ROM is metal programmable which enables an eight week turn around from approval of firm are to production samples NEC Confidential Proprietary ...

Page 57: ... demodulator for the ol FN integrated channel filter programmable gain am receiver a precision IQ modulator with offset PLL for the transmitter two internal TX VCOs a VCXO on chip regulators and a fully programmable sigma delta fractional N synthesizer with an on chip RF VCO The MT6129 also includes contr circuits to enable different operating modes The device is housed in a 56 pin Q SMD package w...

Page 58: ...down convert IF signal to baseband in an analog differential IQ format 5 2 19 2 Transmitter The MT6129 transmitter section consists of two on chip TX VCOs buffer amplifiers a down converting mixer a quadrature modulator an analog phase detector PD and a digital phase frequency detector PFD each with a charge pump output and on chip loop filter The dividers and loop filters are used to achieve the ...

Page 59: ... by fractional N syn modulator with ithering function is used to generate the presale divider number N The presale is ased on a multi modulus architecture with programmable divider numbers ranging om 64 to 127 A conventional digital type PFD with a charge pump is used for hase comparison in the PLL By changing the output current of the charge pump e phase detector gain can be programmed from75 _ _...

Page 60: ...the series load capacitor for coarse tuning and remove any fixed offsets due to crystal manufacturing variations An internal varactor that provides fine tuning combines with the capacitor array As an alternative the reference frequency can be provided by an external 26 MHz VCTCXO module When pin VCXOCXR is tied to the VCCVCXO supply the XTAL pin will accept an external signal Furthermore the VCXO ...

Page 61: ...NEC Confidential Proprietary Previous Section Next Section Main Menu SECTION 6 Servicing 6 1 Structure 6 2 Accessories 6 3 Soldering 70 6 ...

Page 62: ...6 1 STRUCTURE 1 KP220 72 Front View Back View NEC Confidential Proprietary ...

Page 63: ...onnection terminal nection terminal 11 Speaker connection terminal 12 SD Card connection terminal 13 LED camera control and LCD driver circuit T cuits 1 Tri band GPRS GSM Transceiver and logi nection socket 2 SIM con 3 System 4 battery term ree 5 Hands f 6 Embedded tri 7 Vibrator conn 8 Microphone 9 Camera con 10 Receiver connection terminal NEC Confidential Proprietary ...

Page 64: ...FRONT COVER The Front cover contains following m Receiver 2 Keypad ain parts 1 1 Receiver 2 keypad NEC Confidential Proprietary ...

Page 65: ...R The Rear cover contains following main parts 1 Speaker 2 Vibrator 3 Microphone 4 Antenna 5 Charger cover 6 SD card cover 7 Volume key 8 Camera key 75 microphone Antenna vibrator speaker Charger cover SD Card cover Camera key Volume key ...

Page 66: ...KP220 SERVICE MANUAL V1 2 6 2 ACCESSORIES BATTERY AC ADAPTER ...

Page 67: ...HANDSFREE USB CABLE Cable KP220 SERVICE MANUAL V1 2 ...

Page 68: ...RTS AT SERVICE LEVEL 2 ARE SHOWN AS BELOW Status LED Receiver Contact FM Receiver Si4703 LCM Hot Bar Baseband Controller MT6226 Key Board Connector LDO LP3995 Bluetooth BC313141A18 Cr 26 MHZ ystal MCP Memory TV00579002EAGD RTC 32 768KHz antenna switch ESHS C085TK PA SKY77318 PMIC MT6305 ...

Page 69: ...1 2 Mini USB Connector LDO RT9182 Audio Amplifier LM4671 Speaker Contact Vibrator Contact Camera Modu Socket le Battery Contact Microphone Contact SIM Card Connector Antenna Pogo Pin RF Switch Connector MM8430 Micro SD Slot ...

Page 70: ...MHz GS Tra M G nscei PRS ver MT6129 S R F AW 5EB Fil 9 ter 42M50 FA S FAR AW F6E Filt B 1 er G8425 SAW Filter B 1 FAR G F6E 9600 Backup Batt XH414H IV01E ery TV PES S ARR D5V0L AY 5UY LDO 298 LP 5 TVS ESD ARRAY 5V0L5UY P P Ch SFE Si58 annel T Sch 53DC ottky MO ...

Page 71: ...KP220 SERVICE MANUAL V1 2 Previous Section Next Section Main Menu Repairing Section 7 7 1 Testing 7 2 Troubleshooting 97 7 ...

Page 72: ... Multiple 8 channel carrier E GSM DCS1800 PCS1900 Modulation 270 8333Kbit s GMSK E GSM 2W 33dBm Class4 MTS DCS1800 1W 30dBm Class1 MTS Peak output power PCS1900 1W 30dBm Class1 MTS Nominal supply voltage 3 8V TX peak current 2500mA max GPRS Class Class10 max 1UL 4DL Operation class B GPRS Coding scheme CS1 CS2 CS3 CS4 2 Channel selection conditions Verify that there is no interference from other r...

Page 73: ...t adapter Dumm Dummy battery should be used shown as follows Test S In confidence test general Phase2 or Phase2 test SIM should be used RF connect RF PC Link cable PC link cable Serial Link Cable should be used y battery IM card or and RF cable connector and RF cable should be used for RF test 99 ...

Page 74: ... check 3 2 SIM Test Verify recognition of SIM card If Insert SIM indicated on Display it is NG 3 3 Enter Service Mode 3 1 1 No SIM Card installed b Press 878 to enter service mode 3 1 2 SIM Card installed a Power on Phone b Press to enter service mode 3 1 3 Software Version Check ce Info in Service mode to check software version 100 1 a To verify Ap b To verify re c To v d To verif st System Power...

Page 75: ...Resource B 6 Keypad 7 Vibrator 8 Loud SPK 9 Ring Tone 10 LED 11 LCD 12 Receiver 13 ADC arger dset TC BF UART 19 Memory Card 20 Nand Flash 21 Camera 22 Total call time 23 FM Radio 4 Version 5 IN 14 Ch 15 Hea 16 R 17 MT 18 101 KP220 SERVICE MANUAL V1 2 ...

Page 76: ...USB Cable Measurement setup is shown 102 1 st purpose 2 1 PC 2 Printer 6 UART Cable 7 Calibration Adapter 8 RF Cable as follows Test Instruments 1 PC 2 PRINTER 3 PSU HPE3631A Lower Board Calibration adapter 5 USB Cable 6 UART Cable 8 RF Cable 4 GSM Test Set E5515B HP8960 KP220 SERVICE MANUAL V1 2 ...

Page 77: ...8 12dBm 4dB PL9 10dBm 4dB PL10 B PL11 B PL12 4dBm 4dB PL13 2dBm 5dB PL14 0dBm 5dB PL15 X Power 3dB PL6 3d 28dBm 3dB PL1 26dBm 3dB PL2 3dB 3dB PL9 3dB P 3dB PL11 19dBm 17dBm 3dB PL12 3dB PL13 15dBm 3dB PL14 13dBm 3dB P 5dB PL16 8dBm 4d 6dBm 4d 5d 5d 5dB PL19 R 5deg MS Phase error PEAK Phase error 20deg Frequency Error 180Hz 185Hz 90Hz P pass ail specification is shown as table 4 1 ower Vs Time fail...

Page 78: ...11 12 For DCS1800 and PCS1900 4 900 M For DCS1800 an 00 104 59 dBc or 54 dBm whichever is greater except for th preceding the active slot for w the allowed level is 59 hever is or 36 dBm whic MS 48 dBc or 48 dBm whichever is higher 4 dBc for powe 2 dBc for power level 1 level co 1 dBc for power 18 and 19 4dBc for power contro MS 2dBc for power level 1dBc for power control levels 13 1 and 15 For GS...

Page 79: ...m Control Base station Broadcast Broadcast ON Control Base station Channel 20 Control Base station Amplitude 85dBm Mobile Phone Channel 62 could be changed ARFCN Mch Mobile Phone TX Level 5 Mobile Phone Timeslot 4 PSU output voltage 3 8V 0 05V PSU maximum current limit 2500mA CALL STATUS IDLE CELL STATUS ACTIVE CELL OPERATING MODE PCS1900 Expected input level TX Level 0 30dBm Control Base statio s...

Page 80: ...uency error maximum window Power Vs Time E GSM DCS1800 1 ARFCN is assigned to Mch 2 Set PL to 5 E GSM or 0 DCS1800 3 Wait to establish hand over 4 Change mode of GSM tester to Power Ramp 5 To check pass fail indication under three mode TOP 2dB Rise edge and Fall edge RX Class2 RBER E GSM DCS1800 1 ARFCN is assigned to Mch 1 2 Set PL to 5 E GSM or 0 DCS1800 3 Wait to establish hand over 4 Change mo...

Page 81: ...ch 2 Set PL to 0 PCS1900 F 3 Wait to establish hand over 4 Change mode of GSM tester to Phase FREQ 5 Set analyze burst number to 50 6 Read Frequency error maximum window Power Vs Time PCS1900 1 ARFCN is assigned to Mch 2 Set PL to 0 PCS1900 3 Wait to establish hand over 4 Change mode of GSM tester to Power Ramp 5 To check pass fail indication under three mode TOP 2dB Rise edge and Fall edge RX Cla...

Page 82: ...Input following PTE command Use PTE Command Magic Number Cont Tx off Backlight off Key Backlight off Select Backlight off 2 Check current value USB I F Check 1 Check detection of HHP COM port 1 5 Back Up Battery Check Back Up Battery Check must performed after FT process Back Up Battery Check process is shown as follows RTC time is automatically set up at FT process 2004 01 01 00 00 Check the RTC ...

Page 83: ...not power on Charge of Change Battery and try again YES YES YES Change keypad board and try again YES Re soldering PMU IC or Change PMU IC PMIC_VCTXO 2 8V VMEM 2 8 V VCORE 1 8V VDD 2 8 V AVDD 2 8V Check J704 PIN 11 is well Re soldering J704or Change J704 Check X401 output is 32KHz and X201 output is 26MHz YES Change X401 or X201 Re download SW NO NO ...

Page 84: ...VCORE 1 8 V VDD 2 8 V AVDD 2 8 V VMEM 2 8 V PMIC_VCTXO 2 8V Power Management X 401 X401 signal KP220 SERVICE MANUAL V1 2 ...

Page 85: ... 3 VCHRIN of U501 5 V F501 is 0 Ω Change U502 F501 is not 0 Ω change F501 Voltage at pin 4 of U501 4 V Change U501 Pin 5 6 of U502 ER high GPIO31_CHR_CLT high EINT2_CHARG GPIO31_CHR_CLT low Change U401 EINT2_CHARGER low Change U502 Voltage at pin 5 8 of R510 1 4 V Change U401 Is the battery charged The battery may have the problem Change the battery and again YES YES YES YES YES NO YES NO NO NO NO...

Page 86: ...Charging will operate properly U501 Pin 4 4 v U501 Pin 3 5 v R510 Pin 5 8 1 4 V U201 Pin 5 6 High YES KP220 SERVICE MANUAL V1 2 ...

Page 87: ...at pin 4 of U504 3 V Charging will operate properly Re soldering J704 or change J704 F501 is 0 Ω Change U502 F501 is not 0 Ω change F501 Change U501 GPIO31_CHR_CLT low Change U401 EINT2_CHARGER low Change U502 Change U504 The charging USB cable is out of order Change the charging USB cable Voltage at Pin 12 13 15 VCHG of J704 5 V YES YES YES YES YES NO NO NO NO NO NO YES KP220 SERVICE MANUAL V1 2 ...

Page 88: ...4 Receiver Circuit Diagram Receiver signal KP220 SERVICE MANUAL V1 2 ...

Page 89: ...elect test receiver C702 will have signal Check B703 B 704 0 Ω Change B703 B704 Change U401 Re setting to factory mode Re download SW Clean the PAD or re assembly the receiver Change Receiver NO YES YES YES YES YES NO NO NO NO Charging will operate properly KP220 SERVICE MANUAL V1 2 ...

Page 90: ...5 MIC phone Circuit Diagram 1 2MΩ 1 2MΩ KP220 SERVICE MANUAL V1 2 ...

Page 91: ...ve 1 2MΩ Re setting to factory mode Charging will operate properly Clean the PAD or re assembly the MIC Change the MIC Check L705 L706 R717 R718 R719 R719 R721 C719 C722 Has shift lose or open Change U401 Re solder the component Re download SW YES YES YES NO YES NO NO NO NO YES KP220 SERVICE MANUAL V1 2 ...

Page 92: ...6 Ring volume Circuit Diagram C728 Signal C740 signal KP220 SERVICE MANUAL V1 2 ...

Page 93: ...e select test loudspeaker C740 will have signal Re setting to factory mode Charging will operate properly Clean speaker or Adjust speaker pin Change speaker Change U702 Change U401 Check C728 signal Re download SW YES YES YES YES YES YES NO NO NO NO NO KP220 SERVICE MANUAL V1 2 ...

Page 94: ...7 Vibration Circuit Diagram VIB on Vibrator PART VBAT VIB on KP220 SERVICE MANUAL V1 2 ...

Page 95: ...vibrator VBAT Check the VIB_ON signal at R609 Pin 38 at U502 Vibrator will work properly Does D602 C604 C693 R609 are work properly Reposition vibrator correctly Done Replace the Main board Replace the U502 Replace the D602 C604 C693 R609 YES YES YES YES YES YES YES NO NO NO NO NO KP220 SERVICE MANUAL V1 2 ...

Page 96: ...7 LCD Circuit Diagram LCD PART Pin1 KP220 SERVICE MANUAL V1 2 START ...

Page 97: ...ering and damage Check the control signal PIO18_LCM_ID LCM_MAIN_CS LRSTB LWRB LPA0 LRDB NLD 0 7 Done Re download SW Replace the U502 Replace the C807 c808 c809 Replace the U401 Change Main Board or Check LCD Backlight YES YES YES YES YES YES NO NO NO NO KP220 SERVICE MANUAL V1 2 ...

Page 98: ...8 LCD Black light Circuit Diagram LCD Black light PART KP220 SERVICE MANUAL V1 2 ...

Page 99: ...eck PWM1_LCM_EN of signal Change LCD Check Voltage at Pin 1 4 7 8 of U801 Re download SW Replace the U401 Replace the U801 YES YES YES YES YES NO NO LCD Black light will work properly KP220 SERVICE MANUAL V1 2 ...

Page 100: ...7 Camera 2 8V 4 0V 1 2V KP220 SERVICE MANUAL V1 2 ...

Page 101: ...901 is ok Check signal at pin 1 2 9 11 12 of J902 Check signal at pin 14 of J902 Re download SW Re assembly camera or Adjust camera socket pin Replace U901 Replace U401 Change camera or J0902 YES YES YES YES YES NO NO NO NO Camera will work properly KP220 SERVICE MANUAL V1 2 ...

Page 102: ...9 Bluetooth KP220 SERVICE MANUAL V1 2 ...

Page 103: ...Voltage at C311 302 C303 3 V Check L304 L304 of signal J301 contacting OK Check voltage of L305 3 V Adjust J301 or Change ANT BT_UTXD3 Replace U401 BT_URXD3 Replace U301 Replace U303 Replace X301 Replace U401 Replace U302 Replace U302 YES NO NO YES YES YES YES YES NO NO NO NO NO KP220 SERVICE MANUAL V1 2 ...

Page 104: ...Check C301 signal Re download SW Replace U302 Change Main Board YES YES YES NO NO Bluetooth will work properly KP220 SERVICE MANUAL V1 2 ...

Page 105: ...10 Earphone 0 2 V KP220 SERVICE MANUAL V1 2 ...

Page 106: ...damage Check MP3_OUTR and MP3_OUTL Replace U401 of signal when you play music Check MICN1 and MICP1 of sign hen you use earphone talking al w Replace FL701 Check MP3_OUTR and MP3_OUTL of signal when you use earphone talking Replace U401 YES YES YES YES YES YES NO NO NO NO NO Clean the J704 or change J704 and re soldering KP220 SERVICE MANUAL V1 2 ...

Page 107: ...Re download SW YES Earphone will work properly KP220 SERVICE MANUAL V1 2 ...

Page 108: ...11 SIM card KP220 SERVICE MANUAL V1 2 ...

Page 109: ...START Check J501 Pin is well Check V501 V504 is OK Adjust J501 or change J501 Replace U502 SIM will work properly YES NO NO YES KP220 SERVICE MANUAL V1 2 ...

Page 110: ...12 FM radio KP220 SERVICE MANUAL V1 2 ...

Page 111: ...e U401 Check C709 of signal Check J704 of Pin1 0 8Ω Re download SW FM will work properly Check J704 C712 L707 C707 have short to GND Replace J704 C712 L707 C707 Che k R727 and R728 signal Replace U701 YES YES YES YES YES YES NO NO NO NO c KP220 SERVICE MANUAL V1 2 ...

Page 112: ...KP220 SERVICE MANUAL V1 2 3 Keypad 1 ...

Page 113: ...connector is ok Check V607 V608 V609 is open Re assembly FPC or change keypad FPC Re soldering connector or Change connector Replace U401 or Change PCBA Re soldering component or Change new component NO NO YES YES YES YES NO NO Keypad will work properly KP220 SERVICE MANUAL V1 2 ...

Page 114: ...n FREQ 902 4 MHz SPAN 20 MHz 1 START Check Pin 43 46 of signal from U201 Check C209 is 26MHz Check C511 and R205 2 6 V Check C215 of signal is ok Check Pin2 of signal from R101 is ok Check Pin1 of signal from R101 is ok Check ANT is ok Clean the ANT or Change ANT Replace U401 Replace U401 Replace U502 Replace X201 Replace U201 Replace R101 KP220 SERVICE MANUAL V1 2 ...

Page 115: ...ck L111 of signal is ok Check J102 of signal is ok Check C103 C101 L115 L101 is ok It will be work Re calib Re download SW ration and Replace U102 L102 C112 shift or lose Replace U101 Replace J102 Rep L10 lace C103 C101 L115 1 is ok KP220 SERVICE MANUAL V1 2 ...

Page 116: ...KP220 SERVICE MANUAL V1 2 C209 C215 U201 X201 R205 2 6 V R101 L102 C110 J102 L111 U102 U201 ...

Page 117: ...CL 5 AFC 4100 4 Spectrum key in FREQ 1 7478GHz SPAN 20 MHz Check Pin 43 46 of signal from U201 Check C209 is 26MHz Check C511 and R205 2 6 V Check C215 of signal is ok Check Pin2 of signal from R102 is ok Check Pin1 of signal from R102 is ok Check ANT is ok Clean the ANT or Change ANT Replace U401 Replace U401 Replace U502 Replace X201 Replace U201 Replace R102 START ...

Page 118: ...heck L111 of signal is ok Check J102 of signal is ok Check C103 C101 L115 L101 is ok Replace U102 L103 C113 shift or lose Replace U101 Replace J102 Replace C103 C101 L115 L101 is ok Re calibration and download SW Re It will be work KP220 SERVICE MANUAL V1 2 ...

Page 119: ...X201 U201 R102 C209 C215 R205 2 6 V J102 C115 L103 L111 U102 U201 L101 L115 C101 C103 KP220 SERVICE MANUAL V1 2 ...

Page 120: ... KP220 SERVICE MANUAL V1 2 Previous Section Next Section Main Menu Section 8 Device Information 8 KP220 SERVICE MANUAL V1 2 ...

Page 121: ...8 DEVICE INFORMATION DSC DIGITAL STATIC CAME ODULE Pin List RA M KP220 SERVICE MANUAL V1 2 ...

Page 122: ...FRONT END MODULE TX is RX SWITCH 1 Pin L t 117 KP220 SERVICE MANUAL V1 2 ...

Page 123: ...FLASH MEMORY 1 2 Pin List 119 KP220 SERVICE MANUAL V1 2 ...

Page 124: ...M nction Block ELODY IC 1 Fu KP220 SERVICE MANUAL V1 2 ...

Page 125: ...POWER AMP MODULE PA 1 Function Block 2 Pin List 122 KP220 SERVICE MANUAL V1 2 ...

Page 126: ...CPU 1 Function Block 123 KP220 SERVICE MANUAL V1 2 ...

Page 127: ...IO4_FMRST Output FM IC Rest Pin Active low A19 GPIO_5 General purpose input output 5 GPIO5_CAP Reserve for touch sensor B18 GPIO_6 General purpose input output 6 Not Used Not Used B17 GPIO_7 General purpose input output 7 STATUS_EN Output Status LED Enable Pin to PMIC H Status LED off L Status LED on A18 GPIO_8 General purpose input output 19 SCL I2C Interface SCL A17 GPIO_9 General purpose input ...

Page 128: ...signal for buzzer KP_BL_PWM1 PWM Output Keypad Backlight Control Signal See MT6226 datasheet Page81 K2 GPIO_24 Parallel display interface chip select 1 output Not Used Not Used P5 GPIO_25 Nand Flash Read Busy Flag NRNB Reserve for NAND Flash P4 GPIO_26 Nand Flash Command Latch Signal NCLE Reserve for NAND Flash P3 GPIO_27 Nand Flash Address Latch Signal NALE Reserve for NAND Flash P2 GPIO_28 Nand ...

Page 129: ..._45 DAI pcm data input BT_DAIPCMIN Blue Tooth Synchronous data Input B19 GPIO_46 DAI frame synchronization signal output BT_DAISYNC Blue Tooth Synchronous data sync C18 GPIO_47 DAI reset signal input DAIRST Test Point J12 GPIO_48 Image sensor reset signal output CMRST Output Camera Rest Enable Pin Low Active H Normal L Reset K12 GPIO_49 Image sensor power down control CMPDN Output Camera Power Dow...

Page 130: ...128 MT6305 PMUIC KP220 SERVICE MANUAL V1 2 ...

Page 131: ...24 RESET System Reset Low Active 25 VTCXO TCXO Supply 26 AVBAT Battery Input Voltage for Analog Block Circuits 27 VA Analog Supply 28 AGND Analog Ground 30 VREF Reference Voltage Output 31 SRCLKEN VTCXO and VA Enable 32 PWRKEY Power on off Key Internal Pull High to VBAT 33 PWRBB Power on off Signal from Microprocessor 34 VIBRATOREN Vibrator Driver Enable Internal Pull Low to DGND 35 ALERTEREN Aler...

Page 132: ...Bluetooth KP220 SERVICE MANUAL V1 2 ...

Page 133: ...Pin Sheet KP220 SERVICE MANUAL V1 2 ...

Page 134: ...KP220 SERVICE MANUAL V1 2 ...

Page 135: ...FM radio KP220 SERVICE MANUAL V1 2 ...

Page 136: ...TRANSCEIVER 1 Function Block KP220 SERVICE MANUAL V1 2 ...

Page 137: ...2 Pin List 129 KP220 SERVICE MANUAL V1 2 ...

Page 138: ...CMU 200 Agilent 8960 1960A 1968A firmware Anritsu MT8820 Rohde Schwarz CMD55 Willtek WT4400 Agilent N4010A for Bluetooth test Rohde Schwarz CBT for Bluetooth test Anritsu MT88852 for Bluetooth test Agilent 661x or Agilent 663x2 series power supply R S NGSM Power Supply KEITHLEY 2303 2304 2306 Agilent 3631A power supply Willtek WT4400 power supply option Others USB download cable Dummy battery RF c...

Page 139: ...The following diagrams depict the system setups when using the R S CMU200 or Agilent test platform KP220 SERVICE MANUAL V1 2 ...

Page 140: ...Connect 8960 power supply computer phone KP220 SERVICE MANUAL V1 2 ...

Page 141: ...To install the MTK ATE tool execute the setup exe file The Installation Wizard guides the user through the installation process step by step Press Next KP220 SERVICE MANUAL V1 2 ...

Page 142: ...Press Next START INSTALL KP220 SERVICE MANUAL V1 2 ...

Page 143: ...PRESS FINISH AND INSTALL FINISH Install META and press Next KP220 SERVICE MANUAL V1 2 ...

Page 144: ...Choose Modify and press NEXT Press NEXT KP220 SERVICE MANUAL V1 2 ...

Page 145: ...Press Install Press Finish KP220 SERVICE MANUAL V1 2 ...

Page 146: ...Execute Measurement Automation to check equipment address Choose Devices and Interfaces KP220 SERVICE MANUAL V1 2 ...

Page 147: ...You can see your equipment address Choose MTK_7332_SETUP_ep1_20070322 ini and open the file to setup from data files KP220 SERVICE MANUAL V1 2 ...

Page 148: ...Setup your CMU Base GPIB address and power supply address Please setting AG8960 GSM 1 and save the file KP220 SERVICE MANUAL V1 2 ...

Page 149: ...ATE Tool system setting Execute MTK _ ate demo P ss Report System button re KP220 SERVICE MANUAL V1 2 ...

Page 150: ...Setting your equipment Setting Bar Cade Get Type When Calibration Choose Scan Barcode KP220 SERVICE MANUAL V1 2 ...

Page 151: ...Setting your power supply type Choose your Power Supply Type Setting your GSM EDGE Tester Choose your Tester KP220 SERVICE MANUAL V1 2 ...

Page 152: ...Choose Baseband Chip Type Choose your baseband chip type 6226 Choose your download com port Choose your download cable connect COM port KP220 SERVICE MANUAL V1 2 ...

Page 153: ...Cancel Loss hoose select test setup file C Cancel Cal INP LOSS and Cal OUP LOSS To select the setup file in this icon For example MTK_7338_SETUP ini KP220 SERVICE MANUAL V1 2 ...

Page 154: ...Execute MTK _ ate demo again Choose Calibration INI To select the ini file in this icon For example mtkcal_7338_ini ini KP220 SERVICE MANUAL V1 2 ...

Page 155: ...KP220 SERVICE MANUAL V1 2 Choose Con fig File To select the CFG file in this icon For example metal_7338 cfg Choose NVRAM Database file To select the sw database in this icon ...

Page 156: ...KP220 SERVICE MANUAL V1 2 How to setup your test report location Choose my computer Choose C disk ...

Page 157: ...KP220 SERVICE MANUAL V1 2 Choose program files Choose MTK _ ate demo files ...

Page 158: ...KP220 SERVICE MANUAL V1 2 Setup new file and leave the window Execute MTK _ ate demo ...

Page 159: ...KP220 SERVICE MANUAL V1 2 Press Report System button Press select test report location ...

Page 160: ...KP220 SERVICE MANUAL V1 2 Choose your setup report Press Done ...

Page 161: ...KP220 SERVICE MANUAL V1 2 Setup finish When you finish the setup then you press save change icon ...

Page 162: ...KP220 SERVICE MANUAL V1 2 Press Configuration choose Cal Setting Setting your cable loss ...

Page 163: ...KP220 SERVICE MANUAL V1 2 Press Done to save Press Configuration choose Final setting ...

Page 164: ...KP220 SERVICE MANUAL V1 2 Choose MT Call from Establish Call Type Keyin your test SIM card number form IMSI NUMBER ...

Page 165: ...Press Done and save your setting If you want calibration you can press initial calibration KP220 SERVICE MANUAL V1 2 ...

Page 166: ...Press Calibration Test Key in your phone bar Code Press your phone of power on key and Start calibration KP220 SERVICE MANUAL V1 2 ...

Page 167: ...Calibration is ok and will show PASS KP220 SERVICE MANUAL V1 2 ...

Page 168: ...If you want see test report you can press View log file You can see the test report KP220 SERVICE MANUAL V1 2 ...

Page 169: ...KP220 SERVICE MANUAL V1 2 If you want final test you can press initial final test ...

Page 170: ...KP220 SERVICE MANUAL V1 2 Press RF Final test ...

Page 171: ...1 Handset to insert SIM card 2 Key in bar code or IMEI number 3 power on handset KP220 SERVICE MANUAL V1 2 ...

Page 172: ...ATE start final test KP220 SERVICE MANUAL V1 2 ...

Page 173: ...If ATE test finish ATE will show pass KP220 SERVICE MANUAL V1 2 ...

Page 174: ...KP220 SERVICE MANUAL V1 2 If you want see the test report you can press View Log File ...

Page 175: ...You can see the test report KP220 SERVICE MANUAL V1 2 ...

Page 176: ...KP220 SERVICE MANUAL V1 2 If you want initial cal and final test you can press initial cal and final test ...

Page 177: ...KP220 SERVICE MANUAL V1 2 Press Cal Final ...

Page 178: ...1 Handset to insert SIM card 2 Key in bar code or IMEI number 3 Power on handset KP220 SERVICE MANUAL V1 2 ...

Page 179: ...Start calibration KP220 SERVICE MANUAL V1 2 ...

Page 180: ...Calibration finish and power on handset again KP220 SERVICE MANUAL V1 2 ...

Page 181: ...Start final test KP220 SERVICE MANUAL V1 2 ...

Page 182: ...Finish Cal Final test KP220 SERVICE MANUAL V1 2 ...

Page 183: ...KP220 SERVICE MANUAL V1 2 If you want see the report you can press View Log File ...

Page 184: ...Ate show the test report KP220 SERVICE MANUAL V1 2 ...

Page 185: ...load cable 2 PC 3 8 V Li ion Battery ad tool Ins o 3 Battery How to user Leo downlo tall Le Download tool Æ Choose I accept the terms in the license agreement Æ Type user name organization You could type any anything or just follow it up KP220 SERVICE MANUAL V1 2 ...

Page 186: ...Æ Select ult f defa older ÆPress Install KP220 SERVICE MANUAL V1 2 ...

Page 187: ...Æ Press Finish Æ Enable Leo Download tool KP220 SERVICE MANUAL V1 2 ...

Page 188: ...load cable with computer and mobile Install SW ÆSelect COM port Maybe it will show different COM because of we use different computer Æ Press Setting and then you will see Multiport Data folder Change it to the folder which you store the SW ...

Page 189: ...KP220 SERVICE MANUAL V1 2 Æ Select the PCS file and press open After few seconds you will see below screen Æ Press Yes ...

Page 190: ...KP220 SERVICE MANUAL V1 2 Æ After you see the pink cycle long press power on key and then you will see below picture Æ After reach to 100 SW downloads finish ...

Page 191: ...KP220 SERVICE MANUAL V1 2 Circuit Diagrams Keypad Switches ...

Page 192: ...KP220 SERVICE MANUAL V1 2 Key Backlight Illumination ...

Page 193: ...KP220 SERVICE MANUAL V1 2 LCM Backlight Circuit ...

Page 194: ...KP220 SERVICE MANUAL V1 2 Earphone Jack ...

Page 195: ...KP220 SERVICE MANUAL V1 2 Microphone ...

Page 196: ...KP220 SERVICE MANUAL V1 2 Speaker ...

Page 197: ...KP220 SERVICE MANUAL V1 2 Receiver FM Receiver ...

Page 198: ...KP220 SERVICE MANUAL V1 2 Camera Module ...

Page 199: ...KP220 SERVICE MANUAL V1 2 Side Key Switch ...

Page 200: ...KP220 SERVICE MANUAL V1 2 Memory ...

Page 201: ...KP220 SERVICE MANUAL V1 2 Charger ...

Page 202: ...KP220 SERVICE MANUAL V1 2 SIM card ...

Page 203: ...KP220 SERVICE MANUAL V1 2 SD card Vibrator ...

Page 204: ...KP220 SERVICE MANUAL V1 2 Component place information Key pad board ...

Page 205: ...KP220 SERVICE MANUAL V1 2 Main board ...

Page 206: ...KP220 SERVICE MANUAL V1 2 ...

Page 207: ...KP220 SERVICE MANUAL V1 2 EXPLODED DIAGRAM ...

Page 208: ...5KB 942M50 B4EB_942Mhz_ FUJITSU_N A FL101 10 326 000 0 00014 Filter SAW_FAR F6KB 1G8425 B4GA_1842 5 MHZ_FUJITSU_For DCS RX 1 5dB 50 150 Ohm FL102 11 326 000 0 00012 Filter SAW_FAR F6KB 1G9600 B4GB_1960MHZ_ FUJITSU_For PCS RX 1 6dB 50 150 Ohm FL103 12 329 000 0 00005 Triple Switchplexer_ESHS C085TK_HITACHI_For antenna switch SMD 14 pin U101 13 326 000 0 00038 Filter Bandpass_LFB212G45BA1A220_2450MH...

Page 209: ...502 30 314 000 0 00259 CON FPC CONNECTOR_FH19SC 16S 0 5SH 0 5 _0 500 mm_16 pin_HIROSE_H 0 93mm J601 31 314 000 0 00256 CON MICRO SD CONNECTOR_502774 0891_1 100 mm_8 pin_MOLEX_H 1 8mm J602 32 314 000 0 00254 CON I O FEMALE CONNECTOR_HSEJ 18S04 25R_0 400 mm_18 pin_HANSHIN_H 2 5mm J704 33 314 000 0 00033 CON CAMERA MODULE SOCKET CONNECTOR_CLE9120 1016E_0 650 mm_20 pin_SMK_N A J902 FRONT CABINET ASS Y...

Page 210: ..._SIAU CHON KUNSHAN _N A MIC MESH 54 415 73380 0007 SHEET_7338_BLACK_PET_N A_SIDE KEY SWITCH MYLAR_SIAU CHON KUNSHAN _N A Sidekey switch mylar 55 415 73380 0008 SHEET_7338_BLACK_PET_N A_CAMERA KEY SWITCH MYLAR_SIAU CHON KUNSHAN _N A camera switch mylar 56 415 7332 0 0034 PROTECTIVE FILM_7332_N A_PE_N A_CAMERA LENS_SIAU CHON KUNSHAN _N A Camera lens protective 57 Water sensitive label RF HOLDER ASS ...

Page 211: ...RY PACK 67 SGEY0003615_CRESYN Co Ltd HEADSET EAR MIC 68 331 0000 00056 Travel Charger_100 240V_5 10V_700mA_UL CB_STA P52IF_EN50075_HAN SHIN_FRIWO_18 pin I O Plug TRAVAL ADAPTOR INDIA 69 331 0000 00057 Travel Charger_100 240V_5 10V_700mA_UL CB_STA P52EF_EN50075_HAN SHIN_FRIWO_18 pin I O Plug TRAVAL ADAPTOR EU 70 331 0000 00058 Travel Charger_100 240V_5 10V_700mA_UL CB_STA P52WF_NEMA1 15_HAN SHIN_FR...

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