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LG -510W Service Manual

Gsm phone
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GSM Phone
SERVICE MANUAL
MODEL : LG - 510W

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Summary of Contents for LG LG-510W

  • Page 1 GSM Phone SERVICE MANUAL MODEL : LG - 510W...

  • Page 2: Table Of Contents

    Table Of Contents 6. STAND ALONE TEST ......1. Introduction ..........6.1 Introduction ..........74 1.1 Purpose ........... 2 6.2 Setting Method ........74 1.2 Regulatory Information ......2 6.3 Means of Test ........74 1.3 Abbreviations ........... 4 7. AUTO CALIBRATION ......

  • Page 3: Introduction

    A local telephone company may make changes in its communications facilities or procedure. If these changes could reasonably be expected to affect the use of the LG-510W or compatibility with the network, the telephone company is required to give advanced written notice to the user, allowing the user to take appropriate steps to maintain telephone service.
  • Page 4 1. Introduction E. Notice of Radiated Emissions The LG-510W complies with rules regarding radiation and radio frequency emission as defined by local regulatory agencies. In accordance with these agencies, you may be required to provide information such as the following to the end user.

  • Page 5: Abbreviations

    Global System for Mobile Communications IPUI International Portable User Identity Intermediate Frequency Liquid Crystal Display Low Drop Output Light Emitting Diode LG-510W LG GSM Phone LG Electronics OPLL Offset Phase Locked Loop Power Amplifier Module Printed Circuit Board Programmable Gain Amplifier Phase Locked Loop...
  • Page 6 1. Introduction Travel Adapter Time Division Duplex TDMA Time Division Multiple Access UART Universal Asynchronous Receiver/Transmitter Voltage Controlled Oscillator VCTCXO Voltage Control Temperature Compensated Crystal Oscillator Wireless Application Protocol - 5 -...

  • Page 7: Performance

    2. PERFORMANCE 2. PERFORMANCE 2.1 H/W Features Item Feature Li-Polymer, 630 mAh Standard Battery Size: 44 68.6 5.6 mm Weight: 22 g Li-Ion, 940 mAh Extended Battery Size: 44 68.6 8.7 mm Weight: 32 g AVG TCVR Current GSM , EGSM: 243 mA, DCS: 209 mA Stand by Current <...

  • Page 8: Technical Specification

    2. PERFORMANCE 2.2 Technical Specification Item Description Specification TX: 890 + n 0.2 MHz RX: 935 + n 0.2 MHz (n = 1 ~ 124) EGSM Frequency Band TX: 890 + (n – 1024) 0.2 MHz RX: 935 + (n – 1024) 0.2 MHz (n = 975 ~ 1024) TX: 1710 + (n –...
  • Page 9 2. PERFORMANCE Item Description Specification GSM, EGSM Offset from Carrier (kHz). Max. dBc +0.5 600 ~ 1,200 1,200 ~ 1,800 1,800 ~ 3,000 3,000 ~ 6,000 Output RF Spectrum 6,000 (due to modulation) Offset from Carrier (kHz). Max. dBc +0.5 600 ~ 1,200 1,200 ~ 1,800 1,800 ~ 3,000...
  • Page 10 2. PERFORMANCE Item Description Specification GSM, EGSM BER (Class II) < 2.439% @-102 dBm Bit Error Ratio BER (Class II) < 2.439% @-100 dBm RX Level Report Accuracy 3 dB 8 3 dB Frequency (Hz) Max.(dB) Min.(dB) Sending Response 1,000 2,000 3,000 3,400...
  • Page 11 2. PERFORMANCE Item Description Specification ≤ 30 ppm 32.768KHz tolerance Full power < 243 mA (GSM, EGSM) ; < 209 mA (DCS) Power Consumption Standby - Normal ≤ 3 mA (Max. power) - Using Test mode on DSP Sleep function ≤ 6 mA GSM/ Level 7 (Battery Capacity 630mA): 162 Min Talk Time GSM/ Level 12 (Battery Capacity 630mA): 240 Min...

  • Page 12: Receiver

    This manual explains how to examine the status of RX and TX of 510W model. A. Tx Test TX test- this is to see if the transmitter of LG-510W is activating normally B. Rx Test RX test- this is to see if the receiver of LG-510W is activating normally.

  • Page 13: Auto Calibration

    7. AUTO CALIBRATION 7. AUTO CALIBRATION 7.1 Overview AutoCal (Auto Calibration) is the PC side calibration tool that perform Rx and Tx calibration with Agilent 8960 or other equipment. AutoCal generate calibration data by communicating with phone and measuring equipment and write it into calibration data block of flash memory in GSM phone. 7.2 Requirements •...
  • Page 14 7. AUTO CALIBRATION • Connection © Connect to phone : Connect to the phone which you want to measure. This procedure checks whether the PC is connected to “Ag8960” or not. If not connected to “Ag8960” try to connect to “Ag8960”. After that it performs sync. procedure with phone.

  • Page 15: How To Do Calibration

    7. AUTO CALIBRATION 7.4 AGC This procedure is for Rx calibration. In this procedure, We can get RSSI correction value. Set band EGSM and press Start button the result window will show correction values per every power level and gain code and the same measure is performed per every frequency.

  • Page 16: Assembly Instruction

    8. ASSEMBLY INSTRUCTION 8. ASSEMBLY INSTRUCTION 8.1 Disassembly 1. Push the battery locker to remove the battery pack. 2. Loosen the 4 screws as shown below. Figure 8-1. Removing Battery pack and screws. 3. Carefully lift up the bottom of Rare Cover first, then hold the covers and twist them. Figure 8-2.
  • Page 17 8. ASSEMBLY INSTRUCTION Figure 8-3. Reassmbly of of the covers. Note: When reassembling the covers, assemble the Antenna hook first then the rest as shown in Fig. 8-3. 4. Turn the Antenna anti-clockwise to remove from the cover. 5. Use a sharp awl to push away the antenna-bushing. Figure 8-4.
  • Page 18 8. ASSEMBLY INSTRUCTION 6. Use a tweezers to remove the Battery Locker. Figure 8-5. Removing Battery Locker - 80 -...
  • Page 19 8. ASSEMBLY INSTRUCTION 8.2 Disassembly of Front Cover Components 1. Lift up the Main PCB carefully and melt the solder connecting the Main PCB and the Flexible PCB. Main PCB Figure 8-6. Removing solder on Main PCB 2. Then remove the locker as shown below. Figure 8-7.
  • Page 20 8. ASSEMBLY INSTRUCTION 3. Push away the Volume BTN and function BTN. 4. For removing the Indicator, use a small driver to push it down. Figure 8-8. Removing Buttons and Indicator 5. Use a small ‘-’ type driver to push away a pin from the hinge. 6.
  • Page 21 8. ASSEMBLY INSTRUCTION 8.3 Disassembly of Folder 1. Remove a hinge from the folder. 2. Then detach screw caps and screws Figure 8-10. Removing Hinge and screws 3. Disassemble the rest of components as shown below. Fiigure 8-11. Disassembly of Folder component - 83 -...
  • Page 22 8. ASSEMBLY INSTRUCTION 4. Firstly , melt the solder connecting the FPCB and LCD. Then remove the PAD and locker in the following sequence. Figure 8-11. Detaching LCD from FPCB - 84 -...

  • Page 23: Block Diagram

    9.1 Main Board The LG-510W is made up of two PCBs. In lower part of the folder, there is a main board. And in the upper part of the folder, there is a FPCB. Below you can see the block diagram of both PCBs.
  • Page 24 9. BLOCK DIAGRAM 9.2 FPCB Figure 9-2. FPCB Blockdiagram. - 86 -...
  • Page 25 9. BLOCK DIAGRAM 9.3 RF Figure 9-3. RF Blockdiagram. - 87 -...
  • Page 26 9. BLOCK DIAGRAM - 88 -...
  • Page 27 10. CIRCUIT DIAGRAM 10. CIRCUIT DIAGRAM 10.1 BB Circuit - 89 -...
  • Page 28 10. CIRCUIT DIAGRAM 10.2 RF Circuit - 90 -...
  • Page 29 11. PCB LAYOUT 11. PCB LAYOUT - 91 -...
  • Page 30 11. PCB LAYOUT - 92 -...

  • Page 31: Download And Calibration

    12. DOWNLOAD AND CALIBRATION 12. DOWNLOAD AND CALIBRATION 12.1 Download Fig. 12-1 and 12-2 illustrate a download set-up. Figure 12-1. Download Setup Type1 (Using Data Kit). • Download procedure Access flash loader program in PC. Select source code you want to download. Don’t check OWCD in flash loader window.
  • Page 32 12. DOWNLOAD AND CALIBRATION Figure 12-2. Download Setup Type2 (Using JIG). - 94 -...
  • Page 33 12. DOWNLOAD AND CALIBRATION 12.2 Calibration A. Equipment List Table 12-1. Calibration Equipment List. Equipment for Calibration Type / Model Brand Wireless Communication Test Set HP-8960 Agilent RS-232 Cable and Test JIG RF Cable Power Supply HP-66311B Agilent GPIB interface card HP-GPIB Agilent Calibration and Final test software...
  • Page 34 12. DOWNLOAD AND CALIBRATION Figure 12-4. The top view of Test Jig. C. Test Jig Operation Table 12-2. Jig Power. Description Power Supply usually 4.0V DC Adaptor 9.5V, 500mA Table 12-3. Jig DIP Switch. Switch Number Name Description Switch 1 RPWRON In ON state, phone is awaked.
  • Page 35 12. DOWNLOAD AND CALIBRATION Table 12-4. LED Description. LED Number Name Description LED 1 POWER Power is provided for Test Jig LED 2 Indicate charging state of the phone battery LED 3 UART Indicate data transfer state through the UART port LED 4 Indicate data transfer state through the MON port 1.

  • Page 36: Engineering Mode

    13. ENGINEERING MODE 13. ENGINEERING MODE A. About Engineering Mode Engineering mode is designed to allow a service man/engineer to view and test the basic functions provided by a handset. B. Access Codes The key sequence for switching the engineering mode on is 2945#*#. Pressing END will switch back to non-engineering mode operation.
  • Page 37 13. ENGINEERING MODE E. ADC (Analog to Digital Converter) [1-5] This displays the value of each ADC. • MVBAT ADC (Main Voltage Battery ADC) [1-5-1] • AUX ADC (Auxiliary ADC) [1-5-2] • TEMPER ADC(Temperature ADC) [1-5-3] F. BATTERY [1-6] • Bat Cal [1-6-1] : This displays the value of Battery Calibration.
  • Page 38 13. ENGINEERING MODE 13.2 RF Test [MENU 2] Radio Frequency Test A. SAR Test [2-1] This menu is to test the Specific Absorption Rate. • SAR Test On [2-1-1] : Phone continuously process TX only. Call-setup equipment is not required. •...
  • Page 39 13. ENGINEERING MODE 13.4 Trace option [MENU 4] This is NOT a necessary menu to be used by neither engineers nor users. 13.5 Call Timer [MENU 5] A. All calls [5-1] This displays total conversation time. User cannot reset this value. B.

  • Page 40: Exploded View

    14. REPLACEMENT PARTS LIST 14. EXPLODED VIEW - 102 -...

  • Page 41: Replacement Parts List

    14. REPLACEMENT PARTS LIST PART NO. DESCRIPTION MCJK0003901 COVER,FRONT: LG-510W ITATN MCJK0003902 COVER,FRONT:LG-510W ITACO MCJK0003903 COVER,FRONT:LG-510W ITAMS MDAC0001601 DECO,SIDE:LEFT MDAC0001701 DECO,SIDE:RIGHT MBJC0005401 BUTTON,FUNCTION MBJN0001401 BUTTON,VOLUME MPBH0000401 PAD,MIKE MIAA0002801 INDICATOR,LED SBPP0004001 BATTERY PACK,LI-POLYMER:LG-510W ITATN SBPP0004002 BATTERY PACK,LI-POLYMER:LG-510W ITACO SBPP0004003 BATTERY PACK,LI-POLYMER:LG-510W ITAMS...
  • Page 42 CLA-15G SGEY00 SGEY0002301 EAR PHONE/EAR MIKE SET EM-LG414CT, LG-G510 SBPL00 SBPL0062101 BATTERY PACK,LI-ION BEL-14G, 3.7 V,940 mAh,1 CELL,PRISMATIC ,LG-G510 SBPL00 SBPL0062102 BATTERY PACK,LI-ION BEL-14G(633450_CB),3.7 V,940 mAh,1 CELL,PRISMATIC ,EXT510_Batttery Blister(EUA_TT) SBPL00 SBPL0062103 BATTERY PACK,LI-ION BEL-14G(633450_PW),3.7 V,940 mAh,1 CELL,PRISMATIC ,EXT510_Battery Blister(EUA_PW) N...
  • Page 43 SPEAKER KR-139-32G, FPCB ,32 ohm,99 dB,13 mm,0.8T SVLY00 SVLY0007401 LNYGA9L10F,128*128 , 128*128 GLASS, contacting with one surface, P510 SERIESE GMZZ00 GMZZ0002701 SCREW MACHINE 1.7 mm,3.5 mm,MSWR3 ,N ,ETC - ,LG-G510 ACGK00 ACGK0004001 COVER ASSY,FRONT LG-G510 ACGK00 ACGK0004002 COVER ASSY,FRONT LG-510W ITACO,CO,LG-510W ITACO...
  • Page 44 15. REPLACEMENT PARTS LIST LEVEL LOCATION NO. PART NO. DESCRIPTION SPECIFICATION SERVICE REMARK GMZZ02 GMZZ0002701 SCREW MACHINE 1.7 mm,3.5 mm,MSWR3 ,N ,ETC - ,LG-G510 MCCF00 MCCF0002001 CAP,MOBILE SWITCH LG-G510 MCCF00 MCCF0002002 CAP,MOBILE SWITCH LG-510W ITACO,CO,LG-510W ITACO MCCF00 MCCF0002003 CAP,MOBILE SWITCH...

  • Page 45: Power Management

    15. REPLACEMENT PARTS LIST LEVEL LOCATION NO. PART NO. DESCRIPTION SPECIFICATION SERVICE REMARK L303,L305,L308 ELCH0001509 INDUCTOR,CHIP LL1608-FH82NJ,82 nH,J,1608,R/TP L314,L322-323 ELCH0005004 INDUCTOR,CHIP HK100522NJ,22 nH,J ,1005 ,R/TP L301-302 ELCH0005006 INDUCTOR,CHIP HK100533NJ,33 nH,J ,1005 ,R/TP L311 ELCH0005007 INDUCTOR,CHIP HK100556NJ,56 nH,J ,1005 ,R/TP L327 ELCH0005010 INDUCTOR,CHIP HK10051N8S,1.8 nH,S ,1005 ,R/TP...

  • Page 46: Microphone

    FILTER,SAW B4121, 942.5 MHz,3.0*3.0*1.1 ,SMD ,LOW LOSS RF FILTER FL304 SFSY0009301 FILTER,SAW SAFCJ225MRA0X01R11, 225 MHz,3.8*3.8*1.4 ,SMD ,IF SAW FILTER SPFY00 SPFY0022501 PCB,MAIN LG-G510,MAIN,1.0,FR-4 ,0.9 mm,MULTI-8 ,VER 1.0 SUMY00 SUMY0003501 MICROPHONE OBG-18L42-C33, FPCB ,-42 dB,6*1.8 MLAQ00 MLAQ0001601 LABEL,UNIT BOX LG-500 EUADG...
  • Page 47 P/N : MMBD0012501 DECEMBER, 2001...

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