LG KU580 Service Manual Download Page 133

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LGE Internal Use Only

Only for training and service purposes

4. TROUBLE SHOOTING

4.19.1 Checking VCXO Block

Refer to 4.17

4.19.2 Checking Ant. SW module

Refer to 4.18

4.19.3 Checking Control Signal

First of all, control signal should be checked. (data, clk, strobe)

PIN6 (STROBE)
PIN7 (DAT)
PIN8 (CLK)

Figure 4-28-1. Test points (Control Signal)

Summary of Contents for KU580

Page 1: ...Date August 2007 Issue 1 0 Service Manual Model KU580 Service Manual KU580 Internal Use Only ...

Page 2: ...t Trouble 80 4 4 MicroSD card Trouble 81 4 5 Keypad And Touch key Trouble 82 4 6 Camera Trouble 85 4 7 Main LCD Trouble 89 4 8 Keypad Backlight Trouble 91 4 9 Folder ON OFF Trouble 93 4 10 Audio Trouble Shooting 95 4 11 Charger Trouble Shooting 110 4 12 Checking Bluetooth Block 113 4 13 RF Component 117 4 14 Procedure to check 118 4 15 Checking Common Power Source Block 119 4 16 Checking VCXO Bloc...

Page 4: ...accessed through or connected 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 ma...

Page 5: ...ation A phone may interfere 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 ex...

Page 6: ...standard battery Power 860mAh Li Polymer Talk Time Over 170 Min WCDMA Tx 12 dBm Voice Over 200 Min GSM Tx Max Voice Standby Time Over 280 hrs WCDMA DRX 2 56 Over 280 hrs GSM Paging period 5 Antenna Intenna type Main LCD 2 0 320x240 260K TFT Color LCD Main LCD BL White LED Backlight Vibrator Yes Coin Type MIC Yes SMD Type Receiver Yes Earphone Jack Yes SIM Socket Yes SIM Block Type 3 0V 1 8V Volume...

Page 7: ...0 60 C Storage Temp 30 85 C Humidity max 85 Item Spec Min Typ Max Unit Power Available power 100 220 240 Vac No Item GSM DCS PCS 100k 1GHz 39dBm 9k 1GHz 39dBm MS allocated 1G 1710MHz 33dBm Channel 1G 12 75GHz 33dBm 1710M 1785MHz 39dBm Conducted 1785M 12 75GHz 33dBm 1 Spurious 100k 880MHz 60dBm 100k 880MHz 60dBm Emission 880M 915MHz 62dBm 880M 915MHz 62dBm Idle Mode 915M 1000Mz 60dBm 915M 1000MHz 6...

Page 8: ...4GHz 47dBm 1 785G 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 31dB Du...

Page 9: ...ct should 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...

Page 10: ...5 4 5 Group 10 equel 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 inter...

Page 11: ...modulation 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: ...locking UE 20dBm output power Class3 44dBm 3 84MHz 15MHz UE 20dBm output power Class3 44dBm 3 84MHz f 2050 2095 and 2185 2230MHz band a UE 20dBm output power class3 30dBm 3 84MHz f 2025 2050 5 Out band Blocking 2230 2255MHz band a UE 20dBm output power class3 15dBm 3 84MHz f 1 2025 2255 12500MHz band a UE 20dBm output power class3 6 Spurious Response 44dBm CW UE 20dBm output power class3 46dBm CW ...

Page 13: ...m 100khz BW within 2 4GHz 2 4835GHz 5 TX Output Spectrum 20dB Bandwidth 1MHz 6 Tx Output Spectrum Adjacent channel Po 20dBm C I 2MHz 40dBm C I 3MHz 140kHz delta f1 avg 175kHz 7 Modulation Characteristics delta f2max 115kHz at least 99 9 of all deltaf2max delta f2avg deata f1avg0 8 8 Init Carrier Freq Tolerance 75KHz 1 slot 25kHz 9 Carrier Frequency Drift 3 slot 40kHz 5 slot 40kHz Maximum drift rat...

Page 14: ...e C I co channel 11dB Adjacent 1MHz interference C I 1MHz 0dB Adjacent 2MHz interference C I 2MHz 30dB Adjacent 3MHz interference C I 3MHz 40dB Adjacent 3MHz interference to in band 9dB mirror frequency C I image 1MHz 20dB 4 Blocking Characteristic BER 0 1 wanted signal 67dBm interfering Signal Frequency Power Level 30MHz 2000MHz 10dBm 2000MHz 2400MHz 27dBm 2500MHz 3000MHz 27dBm 3000MHz 12 75GHz 1...

Page 15: ...nt Consumption VT test Speaker off LCD backlight On 2 5 RSSI BAR Stand by Voice Call VT WCDMA 280 Hours 3 0 mA 170 Min 300 mA 110 Min 450 mA DRX 2 56 Tx 12dBm Tx 12dBm 280 Hours 3 0 mA 200 Min 250 mA GSM paging 5period Tx Max GSM WCDMA BAR 4 3 91 2 dBm 87 2 dBm BAR 3 2 96 2 dBm 97 2 dBm BAR 2 1 101 2 dBm 107 2 dBm BAR 1 0 106 2 dBm 112 2 dBm ...

Page 16: ...rvice purposes 2 PERFORMANCE 2 6 Battery Bar Indication Standby BAR 4 3 72 3 89 0 05V BAR 3 2 53 3 79 0 05V BAR 2 1 28 3 71 0 05V BAR 1 Icon Blinking 7 3 61 0 05V Low voltage 3 54 0 05V Talk 1min interval 3 warning message 3 54 0 05V Standby 3min Inverval 3 Power OFF 3 10 0 05V WCDMA Talk 3 20 0 05V else ...

Page 17: ...le Noise Receiving INR NOM 47dBPA under MAX 36dBPA under 9 Sending Loudness Rating SLR NOM 8 3dB MAX 10 Receiving Loudness Rating RLR NOM 1 3dB MAX 12 3dB 11 Side Tone Masking Rating STMR NOM 25dB over MAX 12 Echo Loss EL NOM 40dB over MAX 13 Sending Distortion SD refer to TABLE 30 3 14 Receiving Distortion RD refer to TABLE 30 4 15 Idle Noise Sending INS NOM 55dBm0p under MAX 16 Idle Noise Receiv...

Page 18: ...te Voltage 4 2V Charging Current 500mA Await mode In case of During a Call should be kept 3 9V GSM It should be kept 3 9V in all power level WCDMA It will not be kept 3 9V in some power level Extend await mode At Charging prohibited temperature 0 C under or 45 C over GSM It should be kept 3 7V in all power level WCDMA It will not be kept 3 7V in some power level ...

Page 19: ...X and video encoder subsystems In addition to the two subsystems above there is also a test block chip control block and a pad multiplexing block residing at the top level DSP The Digital Signal Processor Subsystem DSPSUB includes a DSP megacell which contains the DSP CPU together with a tightly coupled memory The DSP is the Ceva X 1620 core with a 64 kB instruction RAM and a 64 kB data RAM It als...

Page 20: ...n of visual imagery and the transfer of this data to a display The XGAM also provides support for connecting a Camera module The visual data could be graphics still images or video The XGAM subsystem is handled and provided by Ericsson Operation and Services I2 C Interface SIM Interfaces General Purpose I O GPIO Interface External Memory Interface that supports NAND NOR PSRAM SDRAM JTAG RTC ETM in...

Page 21: ...KU580 1Gb NAND flash memory 512Mb SDRAM Data Communication IrDA SIR UARTs ACB EDB RS232 Slave USB Package 12 by 12 mm 344 balls 0 5mm pitch FPBGA Production Package 3 Technical Brief Device Part Name Maker Item Time Size Speed NAND flash K5D1G12ACB D075 Samsung Program speed 200µs 1 page 528 Byte 2 64MByte s Erase speed 2ms 1 Block 16K Byte 8MByte s Table 3 1 1 External Memory Interface Spec of KU...

Page 22: ...e Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 3 1 3 Hardware Architecture A Block Diagram Figure 3 1 3 Access system of Ericsson DB3100 Figure 3 1 4 Application system of Ericsson DB3100 ...

Page 23: ...ared Collectively this hardware comprises the Peripheral subsystem The functional blocks of the Peripheral subsystem connect to the peripheral bus through four separate bridges which provide a simple interface to support different timing and memory access arrangements D DSP Hardware Subsystem The Digital Signal Processor Subsystem DSPSUB includes a DSP megacell which contains the DSP CPU together ...

Page 24: ...The programming of the SYSCON controls the fundamental modes of operation within the digital baseband controller Individual blocks can also be reset and their clocks held inactive by accessing the appropriate control registers 3 1 4 RF Interface A Asta Interface Asta controls GSM RF part using these signals through GSM RF chip Gimli RF_DATA_A RF_DATA_B RF_DATA_C RF_DATA_STRB B WCDMA Radio Link Int...

Page 25: ...SIMDAT0 SIMCLK0 SIMRST0 ports are used to communicate DBB Asta with ABB Veronica and filter SIM Interface between DBB and ABB SIMDAT0 SIM card bidirectional data line SIMCLK0 SIM card reference clock SIMRST0 SIM card async sync reset Table 3 1 2 SIM Interface VDD DAT CLK CARD RST SIMVCC Veronica SDAT SIMDAT SCLK SIMCLK SRST SIMRST Asta SIMDAT0 SIMCLK0 SIMRST0 VDD E 10K 10K Figure 3 1 7 SIM Interfa...

Page 26: ... service purposes 3 1 6 UART Interface UART signals are connected to Asta GPIO through IO connector UART0 Resource Name Note ACC_GPIO_2 ACC_UART_RX ACC Receive Data ACC_GPIO_3 ACC_UART_TX ACC Transmit Data UART1 APP_GPIO_0 APP_UART_RX APP Receive Data APP_GPIO_1 APP_UART_TX APP Transmit Data Table 3 1 3 UART Interface ...

Page 27: ...model is using 39 resources GPIO Map describing application I O state and enable level are shown in below table 28 3 Technical Brief LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes Table 3 1 4 Asta ACC GPIO Map Table ...

Page 28: ...GPIO_1 APP_GP01_UART_TX Output APP_GPIO_2 APP_GP02_FLIPSENSE Input APP_GPIO_3 APP_GP03_HEAD_AMP_EN Output low APP_GPIO_4 APP_GP04_FM_GPI02 Input APP_GPIO_5 APP_GP05_TOUCH_ACK Input APP_GPIO_6 APP_GP06_VC_IO_OFF Output Low Hi Z low APP_GPIO_7 APP_GP07_VC_IO_OFF Output Low Hi Z low APP_GPIO_8 APP_GP10_BL_CTRL output Low APP_GPIO_9 APP_GP11_REMOTE_INT Input APP_GPIO_10 APP_GP12_PHFSENSE Input APP_GPI...

Page 29: ...M within the USB block and is read written from the endpoint FIFO using DMA transfers or FIFO register access High speed high throughput endpoints can use DMA while slower endpoints can use FIFO register access The USB block can request up to six DMA channels three for IN endpoints and three for OUT endpoints USB Function Note USB_STP ULPI stop signal USB_DIR ULPI direction signal USB_CLK USB cloc...

Page 30: ...2K C429 0 1u R435 51K C433 2 2u R436 1K 0 1u C431 4 7u R437 0 4 7u C424 C432 VBUS VCC F3 B5 VCC_IO1 VCC_IO2 B2 F5 XTAL1 XTAL2 F6 VDDE_1V8 C430 0 1u C1 D1 DP FAULT E2 GND1 C5 D2 GND2 GND3 E4 D3 ID NC1 F1 F2 NC2 D5 NXT PSW_N D4 E6 REF1V8 REG3V3 E3 C2 RREF STP D6 TEST C4 F4 CFG0 E1 B4 CFG1 CFG2 B3 CHIP_SEL C3 A4 CLOCK DATA0 B1 A1 DATA1 DATA2 A2 A3 DATA3 DATA4 A5 A6 DATA5 DATA6 B6 DATA7 C6 E5 DIR DM U...

Page 31: ...s a magnet to detect the slide module status up or down If a magnet is close to the hall effect switch U500 on Keypad the voltage at Pin 4 of U500 goes to 0V Otherwise 1 8V This SLIDE_DET signal is delivered to Asta APP_GP02 3 4 OUT VDD 1 TK60012BM5 U500 GND1 2 GND2 5 IO_VDD 6 NC 0 1u C501 0 1u VDDE_1V8 VDDC_2V75 C500 APP_GP02_FLIPSENSE Figure 3 1 10 Slider On Off Detector ...

Page 32: ... only in half duplex mode C PCM Interface The PCM interface is used to send audio to and from the Bluetooth module The interface is a synchronous interface using a PCM clock and a PCM sync signal for synchronization Two data signals are used for data one in each direction The PCM clock signal operates at frequencies as high as 1 MHz The word length of the audio data can be 8 or 16 bits Furthermore...

Page 33: ...3 2 DH5 3 DH1 3 DH3 3 DH5 SCO HV1 HV3 and DV eSCO EV3 EV4 EV5 2 EV3 2 EV5 3 EV3 3 EV5 Adaptive Frequency Hopping AFH Transmit Power Power Class 2 and Power Class 1 5 above 4dBm Programmable output power Power Class 1 compatible HCI HCI H4 Transport Layer HCI proprietary commands e g peripherals control Single HCI command for patch upgrade download Supports Pitch Period Error Concealment PPEC Effic...

Page 34: ...ine wave at9 6 10 13 16 16 8 19 2 26 33 6 or 38 4MHz Low Power clock input at 32 768 kHz ARM7TDMI CPU Memory organization On chip RAM including provision for patches On chip ROM preloaded with SW up to HCI Ciphering support up to 128 bits key Single power supply with internal regulators for core voltage generation Supports 1 65 to 2 85 Volts IO systems Auto calibration VCO Filters ...

Page 35: ...TEST1 H2 G2 BT_TEST2 BT_UART_CTS K6 J6 BT_UART_RTS BT_UART_RXD H9 G7 BT_UART_TXD BT_VDD_CLD E6 M6 BT_VIO_A BT_VIO_B J9 BT_VIO_C N3 N5 BT_VIO_D BT_VIO_E G8 BT_HVA3 E1 E2 BT_HVA4 E4 BT_HVA5 BT_HVD N7 BT_LP_CLK K9 BT_PCM_A K5 M5 BT_PCM_B M4 BT_PCM_CLK N4 BT_PCM_SYNC BT_REF_CLK_IN F6 BT_REG_CTRL J4 K7 BT_RESETN J1 BT_RFN BT_RFP K1 BT_RSVR_CL1 B2 C3 BT_RSVR_CL2 BT_CLK_REQ_IN_1 E7 F9 BT_CLK_REQ_IN_2 J7 ...

Page 36: ..._CMD Command Response MICROSD_CLK Clock MICROSD_DAT Data line VDDG27 Supply voltage from Veronica internal LDO Table 3 1 7 MicroSD card Interface GND IN OUT MicroSD Level Shifter C402 4 7u 0 1u C404 0 1u C401 VDDE_1V8 VDDG_2V85 4 7u C403 VDDE_1V8 R409 51K 51K R408 R407 51K NA R411 R410 10K NA R415 R414 51K 51K R413 R412 51K R420 NA B6 9B1 9B2 E7 D1 9DIR C5 GND1 GND2 D4 E3 GND3 E5 GND4 B5 MODE0 MOD...

Page 37: ...END key and then ONSWAn signal is changed to Low Veronica initiates the internal oscillator and powers on the regulators Veronica generates a power for Asta Veronica releases the power reset signal PWRRSTn and generates an interrupt IRQ0n to Asta Figure 3 1 13 Power On Sequence Asta RESPOW_N IRQ0_N Veronica PWRRST IRQ ONSWA Power for Asta PWRRSTn IRQ0n ONSWAn Press END key ...

Page 38: ...4 KEYIN5 KEYOUT0 Left side key Left side key Left side key KEYOUT1 3 6 9 KEYOUT2 2 5 8 KEYOUT3 1 4 7 Left Up Right KEYOUT4 0 OK Down Right side key 1 4 7 2 5 8 0 3 6 9 KB503 KB500 KB_str RB521S 30 D500 KB505 KB508 KB502 KB504 KB507 KB501 KB506 ESD9X5 0ST5G ZD505 INSTPAR INSTPAR ZD507 ESD9X5 0ST5G INSTPAR ZD504 ESD9X5 0ST5G INSTPAR ESD9X5 0ST5G ZD503 KB_shp KB509 1 2 3 4 5 CN503 1 2 3 4 CN502 ZD506...

Page 39: ...onics Inc All right reserved Only for training and service purposes OK TP103 R123 51K VDDE_1V8 VDDE_1V8 RIGHT DOWN R125 51K 51K R124 UP TP101 VDDE_1V8 LEFT TP104 TP102 KEYIN5 KEYOUT3 SENSE3 SENSE1 SENSE0 SENSE2 KEYIN4 KEYIN3 KEYOUT4 Figure 3 1 15 KEY PCB KeyPad Circuit ...

Page 40: ...pport in the creation of visual imagery and the transfer of this data to the display GAM also provides support for the camera module The visual data could be graphics still images or video The GAM subsystem consists of five modules GRAM graphics memory 160 kB GAMCON GAM controller GRAPHCON graphics controller PDI SSI programmable display interface for parallel serial displays CDI camera data inter...

Page 41: ...fer a VGA 640 by 480 pixels image from the camera data interface CDI over DMA at 100 MBit s within a 50 ms timeframe The GRAM is used as a buffer but the average transfer bandwidth required is approximately 3 Mword s 32 bit word that is 12 MByte s C Graphics Controller GRAPHCON Block GRAPHCON is controlled by the application CPU and can perform operations on pixels and image areas Images can be mo...

Page 42: ...rmat on the data bus is YUV 4 2 2 raw binary image data according to the CCIR 656 standard A function within the CDI can be programmed to reorder the YUV parameters as they pass through the CDI In addition the CDI is able to detect the end of an image and perform some truncation as well as overflow conditions There is nothing preventing the use of other data types such as JPEG or RGB as long as th...

Page 43: ..._D5 CI_D6 G22 CI_D7 H22 F18 CI_HSYNC CI_PCLK F20 E20 CI_RES_N E19 CI_VSYNC CI_D0 F19 CI_D1 G21 F21 CI_D2 CI_D3 G20 R308 NA NA R312 CI_D0 CI_RES_n PDI_D0 PDI_D1 PDI_D2 PDI_D3 PDI_D4 PDI_D5 PDI_D6 PDI_D7 CI_D1 CI_D2 CI_D3 CI_D4 CI_D5 CI_D6 CI_D7 CI_PCLK CI_VSYNC CI_HSYNC LCD_WR LCD_RS_n LCD_CS_n LCD_VSYNC LCD_RES_n Figure 3 2 3 2M Camera Connector 24Pin Main Board Analog I O CORE VCAM_2V8 19 2 20 21...

Page 44: ...VE10184E150R500FR G1 INSTPAR ESD9X5 0ST5G ZD501 INSTPAR G3 G4 60 61 62 63 64 65 66 67 68 69 7 70 8 9 G1 G2 47 48 49 5 50 51 52 53 54 55 56 57 58 59 6 31 32 33 34 35 36 37 38 39 4 40 41 42 43 44 45 46 18 19 2 20 21 22 23 24 25 26 27 28 29 3 30 1 10 11 12 13 14 15 16 17 CN501 NA C513 33p C515 APP_GP10_BL_CTRL KEYIN5 KEYIN3 SUB_KEY_RLED MOTOR_N KEYOUT4 KEYOUT3 PDI_D0 PDI_D1 PDI_D2 PDI_D3 PDI_D4 PDI_D...

Page 45: ... horizontal sync signal reset signal and 8bits YUV data from camera module The camera module is controlled by I2C port Pin NO Symvol Description 1 AGND GND 2 D7 8Bit Data 7 3 D6 8Bit Data 6 4 D5 8Bit Data 5 5 D4 8Bit Data 4 6 D3 8Bit Data 3 7 D2 8Bit Data 2 8 D1 8Bit Data 1 9 D0 8Bit Data 0 10 PCLK Clock for output 11 RESETB RESET 12 STDBYB STANDBY 13 DGND GND 14 DVDD CORE 1 5V 15 AVDD 2 8V 16 IOV...

Page 46: ... R122 10K ZD101 ESD9X5 0ST5G INSTPAR 0 01u C107 LCD_BL2 LCD_BL3 LCD_BL4 APP_GP03_CAM_LDO_CTRL APP_GP10_BL_CTRL VCAM_2V8 VCAM_1V8 CPO LCD_BL1 Parallel with VCORE to RF3000 and RF3100 digital to Hall Switch AB3000 BEAR and Headph to All I O Supplies and Memory to DB3100 analog to SD Card and LCD MICRON 1 8V SS 1 5V 1 BLM18PG121SN1J 1 1 3 3 1 2 0 85A 155mohm 30 1608 120ohm 100MHz to Bluetooth to AB30...

Page 47: ...l Data Interface in DB3100 Table 3 2 3 Device in LCD Module Table 3 2 4 Interface between LCD module and SUB PCB Device Type Main LCD 320 x RGB x 240 262K Color TFT LCD Main LCD Backlight 4 White LEDs No Signal No Signal 1 GND 21 GND 2 LED C1 22 VDD 2 8V 3 LED C4 23 MAKER ID LOW 4 LED A 24 CS 5 GND 25 WR 6 RESET 26 D0 7 GND 27 D2 8 D15 28 D4 9 D13 29 D6 10 D11 30 D8 11 D9 31 D10 12 D7 32 D12 13 D5...

Page 48: ... purposes 3 2 6 LCD Module 3 Technical Brief Figure 3 2 8 LCD Module Block Diagram Figure 3 2 9 LCD Module Main LCD LCD Module LCD FPCB Main Board Vibrator Ear Piece 2M Camera VGA Camera 70pin BtoB Connector 40pin BtoB Connector SUBPCB 40 pin Connector 262K TFT LCD 320 X 240 pixels Main LCD Driver IC S6D0171 ...

Page 49: ... OUT 25 28 P1 P2 17 24 PGND 1 PIN REFBP 6 7 SETF SETM 8 BGND 29 22 C1N C1P 23 C2N 27 26 C2P ENF 21 18 ENLDO 20 ENM1 ENM2 19 F1 12 11 F2 10 F3 F4 9 MAX8631XETI U101 C103 10u VBAT 1u C104 100K R118 C108 1u C102 R121 6 8K 10u R117 100K 100K R116 1u C109 C101 1u R122 10K ZD101 ESD9X5 0ST5G INSTPAR 0 01u C107 LCD_BL2 LCD_BL3 LCD_BL4 APP_GP03_CAM_LDO_CTRL APP_GP10_BL_CTRL VCAM_2V8 VCAM_1V8 CPO LCD_BL1 V...

Page 50: ...to DBB Chip Asta This transmitted signal is reformed to fit in GSM WCDMA Frame format and delivered to RF Chip The downlink path amplifies the signal from DBB chip Asta and outputs it to Receiver or Speaker The audio interface consists of PCM encoding and decoding circuitry microphone amplifiers and earphone drivers The PCM encoder and decoder blocks are two channel 16 bit circuits with programmab...

Page 51: ...NUF2116MN 1 IN1 4 IN2 NC1 2 NC2 3 0 R620 R616 0 0 1u C625 MIC600 SP0204LE5 PB 2 G1 G2 3 G3 5 OUT 1 4 PWR C623 0 1u C624 1u R634 39K R626 39K 0 47u C632 10K R631 22p C637 R632 100K VBAT 33 R630 R628 0 01u C630 33 1B0 2 1B1 8 1S 6 2A 2B0 3 4 2B1 7 2S GND 5 VCC 10 FSA2267AL10X U601 1A 9 1 2 2u C629 GND IN 3 IN 4 9 PGND VDD 6 5 VO 8 VO _SHUTDOWN 1 U602 TPA6205A1DRBR 2 BYPASS 7 C631 0 47u R629 R627 0 1...

Page 52: ... Modes according to external Devices Receiver Loud Speaker Headset Video Telephony Mode Operate on state of the WCDMA CALL Mode Veronica In Out Port IN OUT Voice call Receiver Mode MIC1P MIC1N BEARP BEARN Loud Speaker Mode MIC1P MIC1N SPKRP SPKRN Headset Mode MIC2P MIC2N AUXO1 AUXO2 Video Telephony Mode MIC1P MIC1N SPKRP SPKRN MIDI Only Loud Speaker SPKRP SPKRN MP3 Loud Speaker Mode SPKR SPKN Head...

Page 53: ...t or trim the circuit in the product for different sensitivity of the earphone and spread in the RX path The final step in the receive path is the auxiliary output The auxiliary audio amplifier is intended to drive low impedance headphones The earphone amplifier and the auxiliary audio outputs can be powered down muted via I2C Both the earphone driver and one of the auxiliary drivers can simultane...

Page 54: ...r party in a voice call or video telephony call The connection to TXMIX from the Audio Mixer must be performed in 8 kHz mono since this is supported by the Voice mode Due to performance reasons it may not be possible to decode every audio format during video telephony Each Voice Uplink Mode paths shown below Receiver Mode C MIC SP0102BE3 Veronica Input MIC1N 1P Loud Speaker Mode C MIC SP0102BE3 Ve...

Page 55: ...IDI Ring Tone Play This section provides a detailed description of the MIDI and WAV file functions In Figure 2 4 6 External MIDI path is the same as Voice Loudspeaker downlink Mode except source in Asta DSP and Audio Mixer MIDI Asta PCM Decoder Auxiliary audio amplifier SPKRP N Port AUDIO AMP TPA6205 Speaker 8Ω Figure 3 3 6 External MIDI path ...

Page 56: ...reserved Only for training and service purposes 3 3 6 MP3 Audio Player This section provides a detailed description of the MP3 file functions MP3 function supports PCM 44 48KHz sampling rate The PCM44 48 RX path is intended to be used as a audio amp and one speaker Figure 3 3 7 MP3 Scheme ...

Page 57: ...ny functions Video Telephony Mode has same paths with Loud Speaker Mode 3 3 8 Audio Main Component There are 4 components in KU580 schematic Diagram Part Number marked on KU580 Schematic Diagram Figure 3 3 8 Video Telephony Scheme Table 3 3 2 Audio Component List NO ITEM PART NUMBER MAKER 1 Speaker Receiver BRS201417SL08 P 2 MIC SP0102BE3 Sisonic 3 Audio AMP TPA6205A TPA4411 TI 4 Ear Jack SET SGEY...

Page 58: ...2 4 1 shows the schematic of GPADC part The GPADC channel spec is as following Table 2 4 1 Fig 3 4 1 Schematic of GPADC and AUTOADC2 Fig 3 4 2 GPADC and AUTOADC2 Block diagram Table 3 4 1 GPADC channel spec ADC 6 channels Resource Name Description GPA0 RTEMP Radio temperature sense GPA2 VLOOP Loop voltage sense GPA3 WPOWERSENSE Reference voltage for PAM GPA4 WRFLOOP Lock inform GPA6 GPA6 Headset d...

Page 59: ... block diagram Table 3 5 1 Charger Control channel spec Name Type Unused Description CHSENSE Analog VBAT Current sensing input positive CHSENSE Analog VBAT Current sensing input negative 2012 1 2012 1 1 4W Phone ground return path 1 4W Close to Pin 3 Close to AB route as a differential pair Battery Conn BATT_GND Close to Pin 1 route as a differential pair R622 0 0 R619 R614 0 1 R621 0 025 47K 0 R6...

Page 60: ...he remaining battery capacity The function of the fuel gauge block is schematically described in Fig 2 5 3 A sense resistor R_FGSENSE is connected in series with the battery The voltage across the resistor equivalent to the current entering leaving the battery is integrated using an ADC block Fig 3 5 3 The analog front end of the fuel gauge block Fig 3 5 4 The Schematic of the fuel gauge block Tab...

Page 61: ... data node with GPADC This battery data is converted to the battery temperature Fig 2 5 5 shows the schematic of battery temperature measurement part Table 3 5 3 BDATA channel spec Name Type Unused Description BDATA Digital Input Output Unconnected current output C613 24p 24p C614 K12 XTAL1 XTAL2 K11 K2 SRST_N SCLK J3 K3 SDAT G10 SIMOFF_N J12 32KHZ BDATA H4 TP601 D601 300K R610 0 R611 1 2 3 4 32 7...

Page 62: ...arging of the CHSENSE node and internal trickle charge signal is active This part of the charging block is powered on and active when DCIO is asserted The DCIO signal is asserted when its voltage is above the voltage at VBAT As soon as generator is turned off and all parts of the charging block are functional and active Battery block indication as shown in Fig 2 5 7 2012 1 1 4W BATT_GND route as a...

Page 63: ...rent source for trickle charging is turned off and all parts of the charging block are active The charging method is CCCV Constant Current Constant Voltage This charging method is used for Lithium chemistry battery packs The CCCV method regulates the charge current and the VBAT voltage This charging method prevents the battery voltage to go above the charge set in the CCCV algorithm Fig 2 5 8 show...

Page 64: ... Voltage 4 8V Charging time Max 3 5h Full charge indication current icon stop current 80mA Low battery POP UP Idle 3 52V Dedicated 3 48V Low battery alarm interval Idle 3 min Dedicated 1 min Cut off voltage WCDMA call 3 1V ELSE 3 2V Charging of Extended Temperature When the battery temperature is outside the normal charging specification the battery voltage VBAT is maintained at 3 7V Under 0 C Ext...

Page 65: ...BUCK converter In active mode the LDO regulators and the BUCK converter are activated and deactivated through I2C The low power regulator is on all the time and has extremely low power consumption with limited output current It provides power for the 32 kHz oscillator and the real time clock RTC 66 3 Technical Brief LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only fo...

Page 66: ...t communication modes WCDMA GSM modes including four communication bands WCDMA2100 GSM900 GSM1800 GSM1900 The all the RF blocks can be divided into three main parts which are a WCDMA part a GSM and a RF front end Different from other general solutions the RF front end of KU580 consists of an antenna switch and an EDGE power amplifier module PAM The simplified block diagram is shown in Figure 3 7 1...

Page 67: ...construction filters are fully integrated and a programmable gain amplifier implements the gain control The transmit output stage provides at least 5 dBm at maximum power control at the single ended 50 Ω output Gain is set through the 3 wire bus An external SAW filter between the WCDMA circuit and the power amplifier is used to improve noise performance Two 10 bit DACs are used to control the DC D...

Page 68: ... in parallel driven by quadrature out of phase LO signals The In phase I and Quadrature phase Q ZIF signal are then low pass filtered to provide protection from high frequency offset interferer fed into the channel filter The front end zero IF I and Q outputs are applied to the integrated low pass channel filter with a provision for 4 x 8 dB gain steps in front of the filter The filter is a self c...

Page 69: ...ital Phase Frequency Detector PFD to the 26 MHz reference clock signal The phase error information is fed back to the RF VCO through the charge pump circuit that sources into or sinks current from the loop filter capacitor thus changing the VCO frequency such that the loop finally gets phase locked 70 3 Technical Brief LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only...

Page 70: ...rage of the 1920 1980 MHz bandwidth into a single compact package Figure 3 7 5 SKY77174 Functional Block Diagram Figure 3 7 6 WCDMA PAM schematic R112 NA NA R111 R110 0 NA C114 9 11 PGND RF_IN 4 8 RF_OUT VBIAS 5 1 VCC1 VCC2 10 VCONTROL 3 U100 SKY77174 2 ENABLE 6 GND1 GND2 7 GND3 CES201G95DCB000 IS100 GND1 GND2 GND3 GND4 IN OUT 3 C_OUT GND1 2 GND2 5 1 IN 6 M_OUT TERMINATE 4 U102 LDC181G9519B 327 C1...

Page 71: ...GPRS transceiver has the following general features Power class GMSK low bands Class 4 33 dBm GMSK high bands Class 1 30 dBm 8PSK low bands Class E2 27 dBm 8PSK high bands Class E2 26 dBm Multi slot class 12 4 4 5 Dual Transfer Mode DTM class 9 3 2 5 Zero IF receiver Polar modulation transmitter 72 3 Technical Brief LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only fo...

Page 72: ...es VCO gain variations In the Sigma Delta modulator block the phase frequency modulator in this polar modulation architecture is a sigma delta controlled fractional N frequency synthesizer with an additional frequency insertion point after the loop filter at the input of the VCO In addition The TX buffer is used to drive the PA with the correct power level A divide by 2 or 4 block is used to gener...

Page 73: ...operates at twice the frequency for band 1800 1900 and at four times the desired frequency for band 800 900 The RF VCO is locked to the XO in a fractional N PLL consisting of a prescaler a phase frequency detector a charge pump a sigma delta modulator and a fully integrated loop filter Automatic trimming of the VCO center frequency and the RC constant makes sure that the variation of the PLL dynam...

Page 74: ...uit Lowpass transmitter filtering The antenna switch block connects the proper block in the radio system to the antenna connection In GSM GRPS EDGE systems transmit and receive operations are divided in time and the switch connects the proper block in accordance with the mode of operation that is transmit or receive one at a time in the GSM DCS and PCS bands In W CDMA systems the transmitter and t...

Page 75: ...MS 512 ANT G1 22p C112 R114 51 R107 NA 0 ANT100 C113 VBAT L101 12nH R103 0 R101 NA L102 NA 10u C102 C101 0 01u C100 22p 22p C110 C109 22p 22p GND8 20 22 GND9 GSM_IN 7 16 GSM_RX1 GSM_RX2 17 MODE 8 6 VAPC VBATT 5 26 WCDMA C105 51 GND37 GND38 52 53 GND39 12 GND4 GND40 54 55 GND41 GND42 56 57 GND43 GND44 58 59 GND45 GND46 60 61 GND47 GND48 62 GND5 13 18 GND6 19 GND7 36 GND22 GND23 37 38 GND24 GND25 39...

Page 76: ...hree wire serial bus The digital baseband controller also manages PA band control and the antenna switch mechanism in the front end module The 26 MHz VCXO clock residing in the GSM EDGE transceiver is turned on only when required the digital baseband controller initiates this The EDGE GSM GPRS RF system requires control which is temperature dependent The temperature within the RF system is estimat...

Page 77: ...nge main battery Yes Yes No No The voltage of main battery is higher than 3 2V END key operates well ONSWBn TP412 level is low when END key pressed Follow the keypad Trouble shooting guide Check the voltage VDD_A R605 2 75V VDD_C R608 2 75V VDD_D C602 1 5V VDD_E R606 1 8V VDD_F C609 2 5V VDD_G TP600 2 85V VDD_H C608 1 5V VDD_K C611 2 75V VDD_LP R609 1 5V SWBUCK L600 1 2V Main Board Bottom side ONS...

Page 78: ...OUBLE SHOOTING 4 2 USB Trouble START Measure during the state of USB module running Input power R436 is 5V No Change main board Check host USB port or USB cable Yes No Resolder or change R430 Yes ACC_GP20_USB_CS_PD is 1 8V No Resolder or change U402 Yes Main Board Top side R436 U402 VBAT power R430 is same to battery R436 ...

Page 79: ...rates SIM interface signals 1 8V level to Veronica Veronica converts SIM interface signals to 3V 4 TROUBLE SHOOTING SIM work well Finish START Yes Reconnect SIM card Resolder J400 on main PCB and check the contact between J400 and SIM card Change main board SIM work well Finish Yes N o N o SIM work well Finish Yes N o Change SIM card Main Board Bottom side J400 J400 ...

Page 80: ...roSD card Trouble MicroSD card work well START Yes Re insert MicroSD card Check operation of MicroSD card using other notebook or PDA Change main board MicroSD work well Finish Yes N o N o MicroSD work well Change the MicroSD No Yes Re insert MicroSD Yes Resolder R418 No Yes APP_GP14_MC_DETECT R418 is 0 V Finish Main Board Bottom side S400 R418 ...

Page 81: ...eypad Trouble START YES NO 1 Press the Keypad Keypad operates well Change Main Board Check BtoB connector short CN501 Main Bíd CN100 Keypad Change Keypad NO YES Resolder BtoB connector CN501 Main Bíd or CN100 Keypad Keypad operates well Keypad operates well NO NO Finish YES YES Check side key short NO Resolder side key YES Camera key or volum key Keypad operates well YES NO NO ...

Page 82: ...ll right reserved Only for training and service purposes 1 Pin 14 15 KEYOUT3 KEYOUT4 Pin 57 59 KEYIN5 KEYIN4 KEYIN3 Pin 18 19 KEYOUT3 KEYOUT4 Pin 22 24 KEYOUT5 KEYOUT4 KEYOUT3 Main PCB 1 70 35 36 CN501 CN100 1 20 21 40 Main Board ñ Top side Sub Board ñ Bottom side CN501 35 1 36 70 ...

Page 83: ...raining and service purposes Touch key work well Finish START Yes Reboot the phone Board to Board CN reconnect Main CN501 Sub CN100 Change Sub board Touch key work well Finish Yes N o N o Touch key work well Finish Yes N o Change Upper case 1 70 35 36 CN501 Main Board Top side CN100 1 20 21 40 Sub Board Bottom side CN501 35 1 36 70 ...

Page 84: ...ol signals are generated by Marika 4 6 1 2M Camera START Press END Key to turn on the power Is the circuit powered Reconnect the 2M 24pin B to B connector 2M Camera Operation OK Pin5 of U101 or C109 sub 1 8V Change 2M Camera Follow the Power On Trouble Shooting Change U101 YES NO YES YES 2M Camera Works NO Change the Main Board NO 1 2 NO Pin4 of U101 or C108 sub 2 8V ...

Page 85: ...nal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING CN500 1 24 pin 2M Camera Connector in Main Board U101 C108 C109 2 Charge Pump in Sub Board ...

Page 86: ... the power Is the circuit powered Reconnect the 70pin BtoB connector CN501 and VGA 20 pin Camera Connector VGA Camera Operation OK VGA Camera Operation OK Follow the Power On Trouble Shooting YES NO YES NO Change the Camera LCD FPCB YES VGA Camera Works Change the Main Board NO NO 1 Change U101 YES NO 2 NO Change VGA Camera Pin5 of U101 or C109 sub 1 8V Pin4 of U101 or C108 sub 2 8V ...

Page 87: ...right 2007 LG Electronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING 1 CN501 CN101 Main Board 70 pin BtoB Connector LCD FPCB 20 pin VGA Connector U101 C108 C109 2 Charge Pump in Sub Board CN501 ...

Page 88: ...n the power Is the circuit powered Disconnect and Reconnect the 70pin Main or 40 pin LCD PCB LCD Display OK Follow the Power On Trouble Shooting Change LCD FPCB or Key PCB YES NO YES YES NO 1 NO Disconnect and Reconnect the LCD FPCB 40pin and 40pin LCD connector sub PCB And 40pin LCD connector sub PCB LCD Display OK The LCD Works Follow the Power On Trouble Shooting Change LCD Module LCD Display O...

Page 89: ...nly Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING CN501 Main Board 70 pin BtoB Connector 1 sub PCB 40 pin LCD Connector LCD FPCB 40 pin BtoB Connector 2 CN501 ...

Page 90: ... for training and service purposes 4 TROUBLE SHOOTING 4 8 Keypad Backlight Trouble START Press END Key to turn on the power Keypad Backlight Works YES NO Backlight Control Signal is 2 8V at R517 Resolder or Change Q501 YES Change Main Board NO Keypad Backlight Works Finish YES 1 2 NO ...

Page 91: ...04 II1 SSC FR104 II1 LD505 100K R531 R520 150 150 R522 R521 150 36 R532 36 R518 Q501 2 5 6 3 1 4 EMX18 SSC FR104 II1 LD502 LD503 SSC FR104 II1 LD501 SSC FR104 II1 C518 SSC FR104 II1 LD500 0 1u 150 R519 150 R524 R526 150 150 R525 R523 150 R517 2 2K SSC FR104 II1 LD509 SSC FR104 II1 LD508 R528 100 100 R530 R529 100 SSC FR104 II1 100 R527 SSC FR104 II1 LD510 LD511 ACC_GP16_KEY_LED_ON R517 Q501 1 2 ...

Page 92: ...ses 4 TROUBLE SHOOTING 4 9 Folder ON OFF Trouble START Insert magnet in lower slide No Yes Turn the power on No Change Main board Check magnet Pin 1 of U500 2 75V Place magnet on U500 Yes Pin 2 of U500 0V No VDIG 2 75V at R608 Yes No Change Main board Slide OK No Change keypad Slide OK No Yes Finished Yes Yes 1 2 3 ...

Page 93: ...ectronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING Be sure that magnet is here 1 3 4 OUT VDD 1 TK60012BM5 U500 GND1 2 GND2 5 IO_VDD 6 NC 0 1u C501 0 1u VDDE_1V8 VDDC_2V75 C500 APP_GP02_FLIPSENSE U500 R608 2 3 ...

Page 94: ...G 4 10 Audio Trouble Shooting 4 10 1 Receiver Signals to the receiver Receiver signals are generated atVeronica BEARP BEARN Receiver path 1 Veronica BEARP BEARN 2 R629 R631 on main board 3 LCD FPCB 4 Speaker Receiver Note It is recommended that engineer should check the soldering of R L C along the corresponding path before every step ...

Page 95: ...one out Does the sine wave appear at ZD500 ZD501 Change the main board Does the sine wave appear at Number 67 69 pin in the main Bíd CN501 Check 629 631 Does the sine wave appear at EAR PAD in LCD FPCB Change the LCD FPCB Is the soldering ot the receiver OK Resolder Receiver Can you hear sine wave out of the receiver Change the Receiver END YES YES YES YES YES NO NO NO NO NO 1 2 3 3 The sine wave ...

Page 96: ... 97 LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING 1 A SIDE ZD500 ZD501 CN501 LCD FPCB 3 2 Pin 67 69 ...

Page 97: ...98 LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING 1 3 2 Measured 1khz Sine Wave Signal Measured 1khz Sine Wave Signal ...

Page 98: ...3 Key Tone Signals to the speaker Speaker signals are generated at Veronica AUXO1 Right AUXO2 Left Speaker path 1 Veronica AUXO1 Right AUXO2 Left 2 C633 C634 on the main board 3 U602 audio amp on the main board 4 ZD500 ZD501on the main board 5 Speaker Receiver Note It is recommanded that engineer should check the soldering of R L C along the corresponding path before every step ...

Page 99: ... call Setup 1KHz tone out Does the sine wave appear at C633 C634 Change the main board Does the sine wave appear at U602 Change the U600 Does the sine wave appear at C633 C634 YES YES YES YES NO NO NO NO Can you hear sine wave out of a speaker Change each Speaker END YES NO Change the main board Does the sine wave appear At ZD501 ZD502 1 4 3 2 The sine wave not appear 5 Change the main board ...

Page 100: ...01 LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING 1 C633 C634 2 U600 U600 B SIDE 3 4 ZD500 ZD501 C633 R691 B SIDE U600 ...

Page 102: ...E SHOOTING 4 10 3 Microphone Voice call Voice Recorder Video Recorder Microphone Signal Flow MIC is enable by MIC Bias CCO MIC1P MIC1N signals to ABB3000 Veronica Check Points Microphone bias Audio signal level of the microphone Soldering of components Signal from the mic MIC R600 on main board CC623 C625 on main board Veronoca ...

Page 103: ...s the level of MIC AND MIC 2 4Volt Change the MIC Check the signal level at C623 at the putting Audio signal in MIC Does it work properly END Yes Yes YES No A few hundred of mV of the signal measured Change the main B d Check the MIC bias level at the pad of MIC Resolder 623 625 and try again If fail again chage the main Bíd 3 2 1 No Yes Yes No ...

Page 106: ...set icon display on the main LCD Can you hear sine wave out of the receiver Change the main Bíd END YES YES YES YES NO NO NO Does the level of R429 under 0 5Volt NO Does the level of R429 over 2 0Volt YES N0 Change the main B d YES Does the sine wave appear at C643 C644 NO Does the sine wave appear at R679 R680 Resolder CN400 Pins or change the Headset 1 2 6 3 7 Resolder R603 R605 And try again fr...

Page 107: ... main LCD Does it work properly Try again from the start END YES YES YES NO NO NO Change the main B d Does the level of R627 under 0 5Volt NO Does the level of R429 over 2 0Volt YES N0 Change the main B d YES Check the signal level at C426 at the putting Audio signal in MIC Resolder C426 and try again If fail again Change the main B d A few hundred of mV of the signal measured at C426 Resolder R62...

Page 108: ... Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING 4 10 6 Headset R679 R680 C643 C644 C622 C625 3 8 1 4 R627 7 CN600 2 4 5 5 R429 6 CN400 C426 B SIDE B SIDE ...

Page 109: ... flows into the battery Check Point Connection of TA Charging current path Battery Trouble shooting setup Connect TA and battery to the phone Trouble Shooting Procedure Check the charger connecter Check the Charging current Path Check the battery 2012 1 1 4W BATT_GND route as a differential pair R622 0 0 R619 0 1 R621 47K R623 Q600 DRAIN1 DRAIN2 6 G1 G2 3 S11 1 S12 5 S21 2 S22 4 VBAT_D H1 CHREG E2...

Page 110: ...als of I O connector Connection OK Change I O connector NO YES Change TA NO YES Is it charging properly END YES NO Change the board 1 2 3 start Check the pin and battery connect terminals of I O connector Connection OK Change I O connector NO YES Is the TA voltage 4 6V Change TA NO YES Is it charging properly after changing Q600 END NO Change the board 1 2 3 Trouble Shooting Charging ...

Page 112: ... 113 LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING 4 12 Checking Bluetooth Block BT Bluetooth ...

Page 113: ...lectronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING Veronica Block VBT27 C611 VBT18 C603 Bottom view Bluetooth chip Output L800 MCLK C828 VBT18 C837 VBT27 C832 Bluetooth Antenna ANT400 Bluetooth Antenna Block ...

Page 114: ...ining and service purposes 4 TROUBLE SHOOTING 4 12 1 Checking Veronica Block About 2 75V Check voltage level at VBT27 C611 with Oscilloscope About 1 8V Check voltage level VBT18 C603 with Oscilloscope Check Next Stage No No Yes Yes Check Veronica U603 VBT27 C611 VBT18 C603 Check Veronica U603 ...

Page 115: ... 8V Check frequency at MCLK R401 with Oscilloscope Check Next Stage No Yes Yes Check VCXO block 26MHz Check Veronica Block Check voltage level at VBT27 C408 VBT18 R417 with Oscilloscope Check Power level at Bluetooth chip Output L400 with Spectrum Analyzer Over 40dBm No Yes Change BT Chip U401 Bluetooth chip Output L800 MCLK C828 Bluetooth Antenna ANT400 VBT18 C837 VBT27 C832 ...

Page 116: ...hermistor FL201 PCS Rx SAW Filter U102 WCDMA Power Coupler FL202 GSM Rx SAW Filter U100 WCDMA PA FL101 WCDMA Duplexer U103 WCDMA DC DC Converter IS100 WCDMA Isolator FL100 WCDMA Rx SAW Filter U105 WCDMA Power Detector FL102 WCDMA Tx SAW Filter U200 GSM EDGE Transceiver U104 WCDMA Transceiver RF3000 RF3100 SW100 RF Test Connector U201 Bluetooth Clock Buffer U101 FL200 201 202 FL101 IS100 U105 U200 ...

Page 117: ...UBLE SHOOTING 4 14 Procedure to check start Oscilloscope setting 1 Check Power Source Block 2 Check VCXO Block Agillent 8960 Test mode WCDMA Ch 9750 Uplink Ch 10700 Downlink 4 Check WCDMA Block Agillent 8960 Test mode GSM Ch 62 P L 7 level setting Ch 62 60dBm setting 5 Check GSM Block Redownload SW Cal 3 Check Ant SW Module ...

Page 118: ...cs Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING 4 15 Checking Common Power Source Block Figure 4 3 Common Source Block Step 1 PAM VBAT Block Step 2 GSM PAM Block Step 3 WCDMA PAM Block Bottom GSM PA VBAT WCDMA DC DC VBAT ...

Page 119: ...eck point CN600 C103 C102 C117 3 7V OK Step 1 Check Point C618 in Power Source Block To Check Power source to Check if main power source input or not Yes No Proceed to the Step 2 3 7V OK No Yes Check The PowerSupply Short No Yes Soldering Check Component CN600 In Power Source Block Check Point CN600 in Power Source Block To Check Power source Change Board Check C618 CN600 in Block to check inner l...

Page 120: ...M Block Step 2 Check VBATI C102 C103 in GSM PAM Block to Check if main power source input or not Check C618 C102 C103 in Block to check inner line connection From C618 to C102 C103 Check Point C618 in Power Source Block To Check Power source 3 7V OK Yes No Proceed to the Step 3 3 7V OK No Yes Check The PowerSupply Short No Yes Soldering Check Component CN600 In Power Source Block Change Board GSM ...

Page 121: ...ower Source WCDMA PAM DC DC Converter Check point CN600 Check point C618 C117 3 7V OK Step 3 Check VBAT C117 in WCDMA PAM Block Yes No See the Next Page 3 7V OK No Yes Check the PowerSupply Short No Yes Soldering Check Component CN600 In Power Source Block Check Point C618 in Power Source Block To Check Power source Change Board Check C117 C618 in Block to check inner line connection From C117 to ...

Page 122: ...C Figure 4 9 2 Schematic Power VRADA_2V75 RF3000 RF3100 analog Power Detector AB3000 1 1 1 1 VDDD_1V5 1u 2 2u C603 C601 VDD_D VDD_E D12 C8 VDDADC C12 VDD_A A11 VDD C F12 EXTLDO B11 B9 ADOUT G4 ADSTR C602 1u 0 R608 0 R605 R607 0 0 R606 VDIGRAD_1V8 RF3000 RF3100 digital 2 75V OK No Yes 1 8V OK Yes No Check the Vincenne2 Check the Vincenne2 Check Point VDD_E R607 Common Input Power is OK See The Next...

Page 123: ...6MHz from U200 GSM Transceiver RF3000 is used WCDMA TX part and BB part Therefore 3 test points in the following figure should be checked Figure 4 12 Bottom Figure 4 13 Connection for Checking VCXO Block Phone Oscilloscope Notebook to send TP command 4 TROUBLE SHOOTING WCDMA Transceiver RF3100 U104 X200 Crystal GSM Transceiver RF3000 U200 Digital Base Band DB3100 U301 ...

Page 124: ...stal and RF3000 GSM Transceiver part If you already check this crystal part you can skip check 1 Figure 4 14 1 Test Point Crystal Part R211 Figure 4 14 2 Schematic Crystal Part Figure 4 15 26MHz at R211 11 WB XO 13 14 XO 17 MC 16 12 GN 15 GN 26MHz X200 KSX 23 26000KFA QA0R 1 2 3 4 120K R211 100K R207 100K R208 RF_CTRL_CLK MCLKREQ MCLK WCLK R211 MCLK ...

Page 125: ...ing and service purposes 4 TROUBLE SHOOTING Check 2 26MHz at WCDMA TX part Figure 4 16 1 Test point 26MHz at TX part C133 Figure 4 16 2 Schematic 26MHz at TX part Figure 4 17 26MHz at C133 11 VGACTL NC4 16 15 REFIN 17 CLK 13 12 DATA 14 EN C133 8 2p RF_CTRL_CLK RF_CTRL_DATA RF_CTRL_STRB WCLK C133 ...

Page 126: ... SHOOTING Check 3 26MHz at BB part Figure 4 18 Test point 26MHz at BB part R211 Figure 4 19 Schematic 26MHz at BB Part Figure 4 20 26MHz at R211 11 13 14 17 16 12 15 26MHz X200 KSX 23 26000KFA QA0R 1 2 3 4 120K R211 100K R207 100K R208 RF_CTRL_CLK MCLK WCLK Y16 0 W14 MCLK R302 100K VDDE_1V8 0 MCLK Baseband DB3100 MCLK R211 MCLK ...

Page 127: ... and service purposes 4 TROUBLE SHOOTING Check R211 No Refer to Figure 4 15 Yes Check C133 No Refer to Figure 4 17 Yes VCXO part has a problem Changing XTAL or U200 Checking 1 3 26MHz at VCXO Checking 2 26MHz at TX part VCXO part is O K Check next stage VCXO part has a problem Changing XTAL or U200 ...

Page 128: ...Module Block Antenna Switch Module GSM EDGE PA Bottom Top Antsw0 Antsw1 Antsw2 Figure 4 21 Front End Module Block Bottom and Top Antenna Switch Module GSM EDGE PA 22p C110 C109 22p 22p GSM_IN 7 MODE 8 6 VAPC VBATT 5 C105 12 GND4 GND5 13 GND3 11 GND34 48 49 GND35 CS 2 15 1 ENABLE 9 GND1 10 GND2 BS_1 3 4 BS_2 DCS_PCS_IN 2 14 DCS_RX1 ANTSW0 ANTSW1 ANTSW2 TX_DCSPCS ...

Page 129: ... Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING 4 18 Checking Front End Module Block input logic 4 18 1 Mode Logic by TP Command ...

Page 130: ...G Electronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING Table 4 1 Front End module Logic Mode ANTSW0 ANTSW1 ANTSW2 EGSM Tx L L H DCS Tx L H H PCS Tx L H H EGSM Rx H L H DCS Rx H H L PCS Rx H H H WCDMA L H L ...

Page 131: ...cking this part must check common power source through Veronica part TP Command MODE 0 SWRX 64 1024 Open High OK Resoldering Check each mode By TP command Change the Board No No No Yes Yes Yes Check soldering C105 Check Soldering It is necessary to check short condition Using Tester Check 3 capacitors ANTSW0 C105 ANTSW1 C110 ANTSW2 C109 Check ANTSW0 C105 To check Switch input power source ...

Page 132: ...ight reserved Only for training and service purposes 4 TROUBLE SHOOTING 4 19 Checking WCDMA Block start 1 Check VCXO Block 4 Check RF TX Level 3 Check Control Signal Re download SW Cal 2 Check Front End Module 6 Check RF RX Level 5 Check PAM Block Top View Bottom View ...

Page 133: ...ining and service purposes 4 TROUBLE SHOOTING 4 19 1 Checking VCXO Block Refer to 4 17 4 19 2 Checking Ant SW module Refer to 4 18 4 19 3 Checking Control Signal First of all control signal should be checked data clk strobe PIN6 STROBE PIN7 DAT PIN8 CLK Figure 4 28 1 Test points Control Signal ...

Page 134: ...E SHOOTING 1 5mm pad 100K R206 TP200 STR 6 9 TESTOUT TXHB 4 11 WBCLK 13 3 GNDA7 5 GNDA9 MCIKREQ 10 CLK 8 7 DATA 12 GNDA11 X200 1 2 3 4 RF3 RF_CTRL_CLK RF_CTRL_DATA MCLKREQ RF_CTRL_STRB TESTOUT Phone Oscilloscope Notebook to send TP command Figure 4 28 2 Schematic Control Signal Figure 4 29 Connection for Checking Control Signal ...

Page 135: ...gure 4 30 Control Signal PIN6 STROBE PIN8 CLK PIN7 DAT PIN6 STROBE PIN8 CLK PIN7 DAT Similar Control Signal is O K Check next stage Download the SW Check PIN6 PIN7 PIN8 Check shape and pk pk level Refer to Figure 4 30 Yes No If signal is not OK even after downloading Change the U801 TP Command MODE 4 WTXC 10700 1 890 903 542 557 SYCT 10700 ...

Page 136: ... 4 TROUBLE SHOOTING 4 19 4 Checking RF TX Level Figure 4 31 Test point RF TX Level Check 1 SW100 Check 3 C113 Ant Check 6 R110 PAM Input Check 4 IS100 2 Isolator Output Check 5 IS100 3 Isolator Input Check 2 C112 FEM Output Phone Spectrum Analyzer Notebook to send TP command Fig 4 32 Connection for Checking RF TX Level ...

Page 137: ...All right reserved Only for training and service purposes 4 TROUBLE SHOOTING Fig 4 33 1 Output Level at RF test connector SW100 Fig 4 33 2 Output Level at FEM Output C112 Fig 4 33 3 Output Level at C113 Ant Fig 4 33 4 Output Level at Iso lator Output IS100 2 Out ...

Page 138: ... LG Electronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING Fig 4 33 5 Output Level at Isolator Input IS100 3 In Fig 4 33 6 Output Level at PAM Input R110 Fig 4 33 7 Output Level at RF3100 Ylva Output R118 ...

Page 139: ...12 with probe Refer to Figure 4 33 2 No Yes The C112 will be broken Change the C112 Check 3 About 19dBm Check the power at the C113 Ant with probe Refer to Figure 4 33 3 No Yes The C113 has any problem Change the C113 Check 4 About 19dBm Check the power at the IS100 2 with probe Refer to Figure 4 33 4 No Yes The IS100 has any problem Change the IS100 Check 5 About 17dBm Check the power at the IS10...

Page 140: ...ronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING 4 19 5 Checking PAM Block DC DC converter Duplexer Output C115 WCDMA PAM VCCWPA C112 from DC DC Bottom WPAM input R118 Figure 4 34 Test points of WCDMA TX PAM block ...

Page 141: ...ut C115 To Check PAM output WCDMA PAM is OK See the Next page Level 10dBm No Download the SW Calibrate Level 2dBm Check R110 To Check PAM Input level Check the WCDMA RF Tx Chip Ylva Yes Yes 1 3V Check C111 To Check PAM control signal from RF3100 Ylva WPA_BIAS Check the RF3100 to WCDMA PAM Signal line 3 2V Check C104 To Check PAM VCC BIAS from DC DC converter VCC_PA No No No Change the DC DC Yes Ye...

Page 142: ...verify the RX path you have to check the pk pk level and the shape of the RX I Q Figure 4 35 RF3100 WCDMA Transceiver Bottom WRX_I_P R129 WRX_I_N R128 WRX_Q_ P R127 WRX_Q_ N R124 Figure 4 36 1 RX I Q signal CW 2142MHz Feed a CW signal at 2142MHz with a power level of ñ60dBm About 2 MHz Figure 4 36 2 RX I Q signal WRX_Q_P R127 WRX_Q_N R124 WRX_I_N R128 WRX_I_P R129 ...

Page 143: ...Mode of the Agillent 8960 Feed a CW signal at 2142MHz Set the RX Continuous mode Check the Mean level at R124 R127 R128 R129 With Oscilloscope Refer to Figure 4 36 1 Yes No Check the frequency at R124 R127 R128 R129 With Oscilloscope Refer to Figure 4 36 2 Yes No Verify whether the signal was similar as Figure 4 36 2 with Oscilloscope Yes No About 160mV About 2MHz Similar Check Next Stage Change R...

Page 144: ...served Only for training and service purposes 4 TROUBLE SHOOTING 4 20 Checking GSM Block start 2 Check VCXO Block 5 Check RF TX Path 4 Check Control Signal Re download SW Cal 3 Check FEM Module 6 Check RF RX Path 1 Check VRADA_2V75 VDIGRAD_1V8 Figure 4 37 1 GSM Block Bottom ...

Page 145: ...block IF you already check this point while checking power source block 4 15 You can skip this test 4 20 2 Checking VCXO Block Refer to 4 17 Checking VCXO block IF you already check this point while checking VCXO block 4 17 You can skip this test 4 20 3 Checking Front End Module Refer to 4 19 2 Checking Ant SW Module IF you already check this point while checking Ant SW module 4 19 2 You can skip ...

Page 146: ...nly for training and service purposes 4 TROUBLE SHOOTING 4 20 4 Checking Control Signal Test Program Script MODE 0 SWTX 1 64 7 1024 1 RF_CTRL_STR B PIN6 RF_CTRL_CLK PIN8 RF_CTRL_DAT A PIN7 GSM PAM RF3000 Figure 4 38 Test points of RF control signals Figure 4 39 GSM RF Control signal ...

Page 147: ...right reserved Only for training and service purposes 4 TROUBLE SHOOTING Similar Check PIN6 PIN7 PIN8 of RF3000 Check if there is any Major difference Refer to Figure 4 39 Yes No Re download SW Short Yes No Change the board Control signal is OK See next page to check ...

Page 148: ...nternal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING 4 20 5 Checking RF Tx Path A GSM Tx path Level Figure 4 40 GSM DCS PCS Tx Path Level ...

Page 149: ... 150 LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING Bottom Figure 4 41 Test Points of GSM DCS PCS Tx Path ...

Page 150: ...64 5 1024 1 2 DCS Tx MODE 2 SWTX 1 699 0 1024 1 3 PCS Tx MODE 1 SWTX 1 661 0 1024 1 Figure 4 42 GSM DCS PCS Tx Level at Check GSM DCS PCS output power at Check if there is any Major difference Refer to Figure 4 42 GSM 32dBm DCS 29dBm PCS 29dBm No See Next page to check Tx path Similar Yes GSM DCS PCS Tx path OK See Chapter 4 8 6 to check Rx path v Agilent 8960 Setting GSM BCH TCH Mode v Oscillosco...

Page 151: ...y for training and service purposes 4 TROUBLE SHOOTING C GSM RF Transceiver Check DCS PCS Tx C211 GSM Tx R201 U200 RF3000 Vapc R113 Figure 4 43 GSM DCS PCS Transceiver RF3000 GSM DCS PCS 5dBm See Next page to check Tx path Check GSM RF Transceiver Output power at No Yes Redownload SW ...

Page 152: ... DCS PCS Tx C112 GSM Tx C112 Vapc R113 GSM EDGE PAM Ant SW GSM 33 0dBm DCS 31 0dBm Yes Changing GSM PAM N400 Check GSM DCS PAM output power at GSM Tx path OK See Next page to check Check Vapc level Check if there is any Major difference Refer to Figure 4 44 1 Yes No Redownload SW Cal GSM 1 5 V No DCS PCS 1 3 V Figure 4 44 1 Test points of GSM DCS PCS Tx ...

Page 153: ...07 LG Electronics Inc All right reserved Only for training and service purposes 4 TROUBLE SHOOTING 4 20 6 Checking RF Rx Path A GSM Rx path Level Figure 4 45 GSM DCS PCS Rx Path Level GSM 50dBm DCS 50dBm PCS 50dBM GSM 51 5dBm DCS PCS 51 7dBm ...

Page 154: ...NG Figure 4 46 Test Points of GSM DCS PCS Tx v Agilent 8960 Setting CW Mode GSM 50dBm Ch65 948MHz DCS 50dBm Ch700 1842 8MHz PCS 50dBm ch700 1967 8MHz v Oscilloscope Setting Test Program Script 1 GSM Rx MODE 0 SWRX 1 64 5 1024 1 2 DCS PCS Rx MODE 2 DCS 1 PCS SWRX 1 699 0 1024 1 GSM EDGE PA U101 GSM Transceiver U200 DCS Rx PCS Rx GS M Rx ...

Page 155: ... C GSM RF Level Check GSM EDGE PA Ant SW U101 GSM Transceiver U200 DCS Rx PCS Rx GS M Rx Figure 4 49 GSM DCS PCS Rx path GSM Rx path OK Check GSM DCS PCS Rx signal level at v Agilent 8960 Setting CW Mode GSM 50dBm Ch65 948MHz DCS 50dBm Ch700 1842 8MHz PCS 50dBm ch700 1967 8MHz Yes GSM 51 5dBm DCS PCS 51 7dBm Change Ant SW module U101 No ...

Page 156: ...etup Manual 5 KU580 Download Setup Manual 1 LGDP2 1 File map C DOWNLOAD LGDP2 v33 exe Execution File meflash dll EMP DLL File LDR Files Loader Files C DOWNLOAD MODEL KU580 KU580_07063000 dlll Model DLL SSW File Model Binary MAP File GDFS Files 2 Login Dialog 1 EzLooks Login Dialog Press Login 2 Model Buyer Selection Select UMTS Division ...

Page 157: ...ly for training and service purposes 5 KU580 Download Setup Manual 3 Frame Preference Dialog 1 Port Selection Select download ports 2 DLL Selection Select Model DLL 3 Download Configuration Setup DLL configuration 4 DLL Information Show DLL configuration information what is selected ...

Page 158: ... 4 DLL Preference Dialog This page is depend on model DLL To run press Download Configuration at Frame Preference Dialog 1 Use USB Address If this check is unchecked Connected phone use from Port 1 dialog Unchcked use fixed USB port You should assign port number with USB Address 2 Image Files Select Image binary files 3 GDFS File Select GDFS files ...

Page 159: ...d GDFS files 4 Close all preference dialog and select Start Button on mail page 5 Connect phone and wait until download finished 6 Usage fixed USB port 1 How to run Not Qualcomm USB Driver but EMP USB Driver assign port ID in order phone connected from ID 1 For use fixed port ID assign port ID before download job 2 Setting 1 Phone should connect just one before detect USB address 2 Connect phone f...

Page 160: ...pyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 5 KU580 Download Setup Manual Cf USB Driver Installation 1 On control panel Double click NEC USB ENHANCED HOST CONTROLLER 2 Select driver tab ...

Page 161: ... 162 LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 5 KU580 Download Setup Manual 3 Select driver update button 4 Press NEXT button ...

Page 162: ...E Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 5 KU580 Download Setup Manual 5 Press NEXT button 6 Select Next button and close install dialogs ...

Page 163: ...g and service purposes 6 1 GSM WCDMA RF Block DCDC U103 GSM TR U200 Gim UMTS TRx U104 Ylva Antenna Test Conn SW100 GSM PAM with FEM U101 Duplexer FL101 Isolator IS100 UMTS PAM U100 UMTS TX Filter FL102 UMTS RF Filter FL100 Figure 5 1 RF Block Diagram 6 BLOCK DIAGRAM 6 BLOCK DIAGRAM Duplexer FL101 ...

Page 164: ...SAFEB1G84FA0F00 FL202 Calibration etc Test Connector KMS 512 SW100 TRX Bluetooth STLC2590 U401 GSM DCS PCS Tri with FEM PAM SKY77513 U101 TRX TRx RF3000 Gimly U200 Bluetooth TRX Modem DB3100 Asta U301 TX Isolator CES201G95DCB000 IS100 TX PAM SKY77174 U100 TX DC DC LM3208DS U103 TX Tx RF Filter SAFEB1G95KA0F00 FL102 RX RX RF Filter SAFEB2G14FA0F00 FL100 TRX TRx RF3100 Ylva U104 TRX Duplexer SAYZY1G...

Page 166: ...1 12nH R103 0 R101 NA L102 NA R129 200 R128 200 10u R127 200 C102 C101 0 01u C100 22p 22p C110 C109 22p 22p GND8 20 22 GND9 GSM_IN 7 16 GSM_RX1 GSM_RX2 17 MODE 8 6 VAPC VBATT 5 26 WCDMA C105 51 GND37 GND38 52 53 GND39 12 GND4 GND40 54 55 GND41 GND42 56 57 GND43 GND44 58 59 GND45 GND46 60 61 GND47 GND48 62 GND5 13 18 GND6 19 GND7 36 GND22 GND23 37 38 GND24 GND25 39 40 GND26 41 GND27 GND28 42 43 GND...

Page 167: ...GNDA10 12 GNDA11 15 GNDA12 GNDA2 38 36 GNDA3 33 26MHz X200 KSX 23 26000KFA QA0R 1 2 3 4 U200 RF3000_OM6191HN L205 18nH C213 12p 12p C210 5 6nH L202 C205 5 6p 5 6p C204 VRADA_2V75 VRADA_2V75 120K R211 NA R210 FB200 R205 220 C216 NA C215 0 01u 22p C214 36 R200 PT200 4 7K 4 7K R213 NA C218 C212 2 7p 3 3p C211 2 7nH L204 VDDE_1V8 VDIGRAD_1V8 R214 C220 100K C219 4 7u 0 1u L200 10nH C200 22p 22p C203 NA...

Page 168: ...M14 N14 APP_GPIO_1 APP_GPIO_10 P21 T2 ACC_GPIO_12 ACC_GPIO_13 T4 U1 ACC_GPIO_14 ACC_GPIO_15 T3 T5 ACC_GPIO_16 ACC_GPIO_17 U4 ACC_GPIO_18 V3 ACC_GPIO_19 V1 P2 ACC_GPIO_2 U2 ACC_GPIO_20 ACC_GPIO_21 U3 V2 ACC_GPIO_22 ACC_GPIO_23 R21 ACC_GPIO_3 N9 M9 ACC_GPIO_4 ACC_GPIO_5 N4 U301 DB3100 V17 ACCSLEEP J9 ACC_GPIO_0 ACC_GPIO_1 K9 R2 ACC_GPIO_10 ACC_GPIO_11 R1 C300 1u C315 0 1u C311 0 1u 0 1u C310 C309 0 ...

Page 169: ... 4 RSV1 8 RSV2 1 VCC VPP 6 ANT400 AMAA802020LG11 J400 HSSC 8P 18 CLK 3 5 GND1 GND2 9 10 GND3 9 NC4 5 ON_SW RTS 11 RX 2 3 TX VBAT 6 VBAT UR400 CTS 12 DSR 10 1 GND NC1 4 7 NC2 NC3 8 L402 56nH 0 1u C405 C429 0 1u C422 0 01u R428 47K R435 51K 22p C416 C433 2 2u R436 1K 0 1u C431 4 7u R437 0 4 7u C424 VBAT C432 NA R446 R451 NA VBUS VCC F3 B5 VCC_IO1 VCC_IO2 B2 F5 XTAL1 XTAL2 F6 VDDE_1V8 C430 0 1u C1 D1...

Page 170: ...SSC FR104 II1 LD509 VDDE_1V8 SSC FR104 II1 LD508 G1 5 G2 10 INOUT_A1 1 2 INOUT_A2 INOUT_A3 3 4 INOUT_A4 9 INOUT_B1 INOUT_B2 8 7 INOUT_B3 INOUT_B4 6 0 FL503 ICVE10184E070R100FR R511 0 1u C517 R516 5 1 C506 30p C509 NA 51 R504 R500 51 5 6 3 1 4 ESD9X5 0ST5G ZD502 INSTPAR Q500 EMX18 2 C507 C508 1u C505 NA 33p 5 G2 10 INOUT_A1 1 2 INOUT_A2 INOUT_A3 3 4 INOUT_A4 9 INOUT_B1 INOUT_B2 8 7 INOUT_B3 INOUT_B...

Page 171: ...B_N L11 LED1 A6 LED2 D6 B7 M4 D5 BOOST_FB B5 BOOST_ISENSE C5 BOOST_ISENSE C4 BOOST_SW1 B4 BOOST_SW2 A3 BOOST_SW3 M7 CCO1 CCO2 K7 CHREG E2 E1 CHSENSE F2 CHSENSE DCIO F3 DEC3 J5 J4 DEC4 EXTLDO B11 G12 AB3000 U603 J12 32KHZ B9 ADOUT G4 ADSTR AUXO1 K6 AUXO2 M6 BDATA H4 J6 BEARN BEARP 33nF C612 1u C611 C610 1u C609 1u 1u C602 C607 NA 1u C606 C638 VBAT NA C639 4 7uH L600 0 1u C635 0 1u VDDD_1V5 VDDC_2V7...

Page 172: ...K R114 3 GPIO2 NC0 8 11 NC1 14 NC2 NC3 17 NC4 23 PGND 25 7 S0 9 S1 S2 10 S3 12 S4 13 18 S5 S6 19 20 S7 1 SCL SO2400 U100 ATTN 2 GND0 15 22 GND1 5 GPIO0 GPIO1 4 510 R132 DOWN TP100 R115 4 7K R127 150 LD102 1u C105 680 R131 R125 51K VDDG_2V85 51K R124 UP TP101 SSC FR104 II1 LD106 1u VDDE_1V8 VBAT C109 680 R134 1u LEFT 0 1u C106 C101 C110 TP104 1u LD105 SSC FR104 II1 R122 R137 27 10K C100 TP102 0 1u ...

Page 173: ...PP_I2C_SDA APP_I2C_SCL CI_VSYNC CI_HSYNC SYSCLK0 ACC_GP23_TOUCH_LED_ON TRICKLE_LED SUB_KEY_RLED CI_PCLK CI_RES_n LCD_RS_n LCD_VSYNC APP_GP05_TOUCH_ACK APP_GP10_BL_CTRL LCD_RES_n TRICKLE_LED APP_GP10_BL_CTRL APP_GP03_CAM_LDO_CTRL KEYOUT3 KEYOUT4 PDI_D7 PDI_D6 PDI_D5 PDI_D4 CI_PCLK LCD_CS_n LCD_WR KEYIN5 KEYIN3 APP_GP16_TOUCH_DAT APP_GP15_TOUCH_CLK CI_D7 CI_D6 CI_D5 CI_D4 CI_D3 CI_D2 CI_D1 CI_D0 APP...

Page 180: ...ng to calibrate the mobile phone the service engineers make a configuration of calibration environment like Figure9 1 And if you finish making configuration please execute the Hot Kimchi program See Figure9 2 Hot Kimchi supports following functions Calibration of EGSM 900 DCS 1800 PCS1900 and WCDMA Instrument Agilent8960 Tektronix PS2521G control UART communication with mobile phone Figure 9 2 Hot...

Page 181: ... 182 LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 9 CALIBRATION 9 1 2 Setting Select a ezlooks Select Off line in the EZLOOKS MODE ...

Page 182: ... Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 9 CALIBRATION Select a Line System Select Manual in the RUN MODE Select your com port appropriately ...

Page 183: ...nal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 9 CALIBRATION Select a Logic Operation Select Logic Mode you want 1 CAL only Select your com port appropriately ...

Page 184: ... LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes 9 CALIBRATION 9 1 3 Calibration Procedure Select a model name KU580 Click the START button ...

Page 186: ...67 66 65 62 64 76 73 72 71 70 69 58 57 56 55 54 53 48 49 46 44 43 42 50 52 51 47 45 75 74 63 59 60 61 39 40 23 24 17 16 15 10 9 8 10 EXPLODED VIEW REPLACEMENT PART LIST 10 1 EXPLODED VIEW LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes ...

Page 188: ...A MDAD0029101 PRESS STS 0 2 Black 74 4 MDAK00 DECO REAR MDAK0012801 PRESS STS Without Color 73 4 MLAB00 LABEL A S MLAB0001102 C2000 USASV DIA 4 0 White 66 4 MLEY00 LOCKER MLEY0003001 MOLD PC LUPOY SC 1004A Black 68 4 MPBT00 PAD CAMERA MPBT0039001 COMPLEX empty Without Color 58 4 MPBU00 PAD CONNECTOR MPBU0006801 COMPLEX empty Without Color 60 4 MPBZ00 PAD MPBZ0181901 COMPLEX empty Without Color 59 ...

Page 189: ...ack 46 5 MCJV00 COVER SLIDE LOWER MCJV0010401 MOLD Polyarylamide IXEF 1032 Black 28 5 MGDA00 GUIDE LEFT MGDA0008201 MOLD POM LUCEL N109 LD Black 37 5 MGDB00 GUIDE RIGHT MGDB0003801 MOLD POM LUCEL N109 LD Black 38 5 MIDZ00 INSULATOR MIDZ0134001 COMPLEX empty Without Color 32 5 MMAA00 MAGNET SWITCH MMAA0000901 G7000 12x2x0 7t Metal Silver 36 5 MPBG00 PAD LCD MPBG0057901 COMPLEX empty Without Color 3...

Page 190: ...Color 11 5 MTAA00 TAPE DECO MTAA0137401 COMPLEX empty Without Color 8 5 MTAB00 TAPE PROTECTION MTAB0158301 COMPLEX empty Without Color 1 5 MTAB01 TAPE PROTECTION MTAB0183201 COMPLEX empty Without Color 13 5 MTAD00 TAPE WINDOW MTAD0065501 COMPLEX empty Without Color 3 4 GMEY00 SCREW MACHINE BIND GMEY0011201 1 4 mm 3 mm MSWR3 BK N NYLOK Without Color 40 77 4 GMZZ00 SCREW MACHINE GMZZ0024001 1 4 mm 1...

Page 191: ...ication Color Remark 5 ADCA00 DOME ASSY METAL ADCA0063801 MAIN Without Color 51 5 AFBA00 FRAME ASSY SHIELD AFBA0007901 Without Color 52 6 MFEA00 FRAME SHIELD MFEA0014701 PRESS STS Without Color 6 MIDZ00 INSULATOR MIDZ0144101 COMPLEX empty Without Color 6 MLAZ00 LABEL MLAZ0044801 CE0186 White 5 MTAZ00 TAPE MTAZ0185301 COMPLEX empty Without Color 53 5 MLAZ00 LABEL MLAZ0038301 PID Label 4 Array Witho...

Page 192: ...000483 47 ohm 1 16W J 1005 R TP 6 SACD00 PCB ASSY FLEXIBLE SMT TOP SACD0045801 7 CN100 CONNECTOR BOARD TO BOARD ENBY0020201 40 PIN 0 4 mm ETC H 0 9 Header 7 CN102 CONNECTOR BOARD TO BOARD ENBY0022901 70 PIN 0 4 mm ETC H 0 9 Plug 6 SPCY00 PCB FLEXIBLE SPCY0094501 POLYI 0 2 mm DOUBLE HERO F LCD 4 SAJY00 PCB ASSY SUB SAJY0023401 17 5 SAJB00 PCB ASSY SUB INSERT SAJB0011001 5 SAJE00 PCB ASSY SUB SMT SA...

Page 193: ...000311 6800 ohm 1 16W F 1005 R TP 7 R122 RES CHIP MAKER ERHZ0000203 10 Kohm 1 16W F 1005 R TP 7 R123 RES CHIP MAKER ERHZ0000295 51 Kohm 1 16W F 1005 R TP 7 R124 RES CHIP MAKER ERHZ0000295 51 Kohm 1 16W F 1005 R TP 7 R125 RES CHIP MAKER ERHZ0000295 51 Kohm 1 16W F 1005 R TP 7 R126 RES CHIP MAKER ERHZ0000443 2200 ohm 1 16W J 1005 R TP 7 R131 RES CHIP MAKER ERHZ0000310 680 ohm 1 16W F 1005 R TP 7 R13...

Page 194: ...SVLM00 LCD MODULE SVLM0024601 MAIN 320 240 46 42 4 1 9t 262k TFT TM S6D0171 18 3 SAFY00 PCB ASSY MAIN SAFY0195901 48 4 SAFB00 PCB ASSY MAIN INSERT SAFB0071401 5 SAVCY00 CAMERA SVCY0012701 CMOS MEGA 2M FF FPCB Samsung 1 4 5 SPKY00 PCB SIDEKEY SPKY0045901 POLYI 0 2 mm DOUBLE HERO VOL S_K 49 5 SPKY01 PCB SIDEKEY SPKY0046001 POLYI 0 2 mm DOUBLE HERO END S_K 50 4 SAFF00 PCB ASSY MAIN SMT SAFF0117101 5 ...

Page 195: ...C NP0 TC 1005 R TP 6 C205 CAP CERAMIC CHIP ECCH0000185 5 6 pF 50V C NP0 TC 1005 R TP 6 C206 CAP CERAMIC CHIP ECCH0000185 5 6 pF 50V C NP0 TC 1005 R TP 6 C207 CAP CERAMIC CHIP ECCH0000185 5 6 pF 50V C NP0 TC 1005 R TP 6 C208 CAP CERAMIC CHIP ECCH0000115 22 pF 50V J NP0 TC 1005 R TP 6 C209 CAP CERAMIC CHIP ECCH0000115 22 pF 50V J NP0 TC 1005 R TP 6 C210 CAP CHIP MAKER ECZH0000816 12 pF 50V J NP0 TC ...

Page 196: ... K X5R HD 1005 R TP 6 C320 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C321 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C322 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C323 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C324 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C325 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X...

Page 197: ... 3V K X5R TC 1005 R TP 6 C418 CAP CERAMIC CHIP ECCH0000129 120 pF 50V J NP0 TC 1005 R TP 6 C419 CAP CERAMIC CHIP ECCH0000179 22 nF 16V K X5R HD 1005 R TP 6 C420 CAP CERAMIC CHIP ECCH0000179 22 nF 16V K X5R HD 1005 R TP 6 C421 CAP CERAMIC CHIP ECCH0000110 10 pF 50V D NP0 TC 1005 R TP 6 C422 CAP CERAMIC CHIP ECCH0000155 10 nF 16V K X7R HD 1005 R TP 6 C425 CAP CERAMIC CHIP ECCH0000115 22 pF 50V J NP0...

Page 198: ...TC 1608 R TP 6 C616 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C617 CAP CERAMIC CHIP ECCH0005604 10 uF 6 3V M X5R TC 1608 R TP 6 C618 CAP TANTAL CHIP MAKER ECTZ0006201 47 uF 10V M STD 3528 R TP 6 C619 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1005 R TP 6 C622 CAP CERAMIC CHIP ECCH0000122 47 pF 50V J NP0 TC 1005 R TP 6 C623 CAP CERAMIC CHIP ECCH0000182 0 1 uF 10V K X5R HD 1...

Page 199: ...301 SC 70 80 V 0 1 A R TP 6 D602 DIODE SWITCHING EDSY0011901 EMD2 30 V 1 A R TP VF 1 5V IF 200mA IR 30uA VR 10V 6 FB200 FILTER BEAD CHIP SFBH0000909 60 ohm 1005 6 FB400 FILTER BEAD CHIP SFBH0008103 1000 ohm 1005 chip bead 200mA DCR0 9ohm SMD R TP 6 FB401 FILTER BEAD CHIP SFBH0008103 1000 ohm 1005 chip bead 200mA DCR0 9ohm SMD R TP 6 FB402 FILTER BEAD CHIP SFBH0002302 120 ohm 1608 CHIP BEAD 2000mA ...

Page 200: ...04 INDUCTOR CHIP ELCH0003815 2 7 nH S 1005 R TP 6 L205 INDUCTOR CHIP ELCH0001032 18 nH J 1005 R TP PBFREE 6 L206 INDUCTOR CHIP ELCH0003824 10 nH J 1005 R TP chip inductor PBFREE 6 L402 INDUCTOR CHIP ELCH0001022 56 nH J 1005 R TP Pb Free 6 L403 INDUCTOR CHIP ELCH0001556 270 nH J 1608 R TP 6 L600 INDUCTOR SMD POWER ELCP0005903 6 MIC600 MICROPHONE SUMY0010602 UNIT 42 dB 6 15 3 76 1 25 Silicon mic 42 ...

Page 201: ...0 ohm 1 16W J 1005 R TP 6 R214 RES CHIP MAKER ERHZ0000406 100 Kohm 1 16W J 1005 R TP 6 R302 RES CHIP MAKER ERHZ0000406 100 Kohm 1 16W J 1005 R TP 6 R304 RES CHIP MAKER ERHZ0000406 100 Kohm 1 16W J 1005 R TP 6 R305 RES CHIP MAKER ERHZ0000405 10 Kohm 1 16W J 1005 R TP 6 R306 RES CHIP MAKER ERHZ0000443 2200 ohm 1 16W J 1005 R TP 6 R307 RES CHIP MAKER ERHZ0000406 100 Kohm 1 16W J 1005 R TP 6 R309 RES ...

Page 202: ...0137 27K ohm 1 16W F 1005 R TP 6 R601 RES CHIP ERHY0000137 27K ohm 1 16W F 1005 R TP 6 R609 RES CHIP MAKER ERHZ0000443 2200 ohm 1 16W J 1005 R TP 6 R610 RES CHIP MAKER ERHZ0000265 300 Kohm 1 16W F 1005 R TP 6 R614 RES CHIP ERHY0017201 0 025 ohm 1 4W F 2012 R TP 6 R621 RES CHIP MAKER ERHZ0003901 1 ohm 1 4W F 2012 R TP 6 R623 RES CHIP MAKER ERHZ0000486 47 Kohm 1 16W J 1005 R TP 6 R626 RES CHIP MAKER...

Page 203: ...z 10 PPM 15 pF 40 ohm SMD 3 2 2 5 0 85 10ppm at 30 C 85 C C0 1 6pF C1 5 7fF 6 X600 X TAL EXXY0004602 032768 MHz 20 PPM 12 5 pF 65000 ohm SMD 6 9 1 4 1 3 6 ZD400 DIODE TVS EDTY0009401 VMN2 5 V 10 W R TP 1 0 0 6 0 4 7 82V 100mW empty empty 2P 1 5 SAFD00 PCB ASSY MAIN SMT TOP SAFD0088001 6 C105 CAP CERAMIC CHIP ECCH0000115 22 pF 50V J NP0 TC 1005 R TP 6 C109 CAP CERAMIC CHIP ECCH0000115 22 pF 50V J N...

Page 204: ...5pF 6 FL501 FILTER EMI POWER SFEY0011701 SMD SMD 18 V 4ch EMI_ESD Filter 10 Ohm 7 5pF 6 FL502 FILTER EMI POWER SFEY0011601 SMD SMD 18 V 4ch EMI_ESD Filter 50 Ohm 15pF 6 FL503 FILTER EMI POWER SFEY0011701 SMD SMD 18 V 4ch EMI_ESD Filter 10 Ohm 7 5pF 6 LD500 DIODE LED CHIP EDLH0007901 RED 1608 R TP Indicator 0 4T Red LED 6 LD501 DIODE LED CHIP EDLH0007901 RED 1608 R TP Indicator 0 4T Red LED 6 LD502...

Page 205: ...Z0003801 5 1 ohm 1 16W J 1005 R TP 6 R517 RES CHIP MAKER ERHZ0000443 2200 ohm 1 16W J 1005 R TP 6 R518 RES CHIP MAKER ERHZ0000469 36 ohm 1 16W J 1005 R TP 6 R519 RES CHIP MAKER ERHZ0000219 150 ohm 1 16W F 1005 R TP 6 R520 RES CHIP MAKER ERHZ0000219 150 ohm 1 16W F 1005 R TP 6 R521 RES CHIP MAKER ERHZ0000219 150 ohm 1 16W F 1005 R TP 6 R522 RES CHIP MAKER ERHZ0000219 150 ohm 1 16W F 1005 R TP 6 R52...

Page 206: ... 6 6 PIN R TP HALL SWITCH Pb Free 6 U601 IC EUSY0303501 MicroPak 10 PIN R TP 1 6 2 1mm 6 ZD500 DIODE TVS EDTY0009101 SOD 923 5 V 150 mW R TP 1 0 0 6 0 4 6 ZD501 DIODE TVS EDTY0009101 SOD 923 5 V 150 mW R TP 1 0 0 6 0 4 6 ZD502 DIODE TVS EDTY0009101 SOD 923 5 V 150 mW R TP 1 0 0 6 0 4 6 ZD503 DIODE TVS EDTY0009101 SOD 923 5 V 150 mW R TP 1 0 0 6 0 4 6 ZD504 DIODE TVS EDTY0009101 SOD 923 5 V 150 mW ...

Page 207: ...18pin USB DataCable 3 SGEY00 EAR PHONE EAR MIKE SET SGEY0005527 16 OHM 108dB empty BLACK EARPHONE HOUSING SILVER 18P MMI CONNECTOR HERO PSP FOR GENDER 3 SSAD00 ADAPTOR AC DC SSAD0021002 100 240V 5060 Hz 4 8 V 0 9 A CB CE 18pin plug ADAPTOR AC DC SSAD0021001 100 240V 5060 Hz 4 8 V 0 9 A CB CE 18pin plug ADAPTOR AC DC SSAD0021004 100 240V 5060 Hz 4 8 V 0 9 A CB CE 18pin plug ADAPTOR AC DC SSAD002100...

Page 208: ...Note ...

Page 209: ...Note ...

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