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GSM Phone SERVICE MANUAL

Contents

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2. 9 PCB LAYOUT
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4. 1 2 3 4 5 6 7 8 R105 aK NC 012 2 45 VCORE 2V8 2V45 VCORE 2745 VRTC mos sP107 A 1 225404 ls e 0822540 C33 C109 cio 5 15 jo B ge 2012 aE 171 4 m B VCHARGE Tp mo 0 E BR BME 2445 VAN 2V45_VCORE HEADSET 100 NC 282 R118 100 ADD 0 21 8888 g B ES E mm o sl 2999 2 888 B 8828 8 cus az 001 057 T POWERKEY PWRONKEY cua 32 DATAS 03314 __ SIMEN SIMEN Naa apps Datas ia vear 18 on m A caren m bs Naona Apps DATA ps dic ISENSE RESET Deena aons 10u EH DATAS Nc 4 X 102 ES gt avs D x Tz 008 DATAS mi 2012 usc wocee GATEDRVE 2 45 VCORE L3 DATA10 on M 5 5 y gt me appro patan 6 4 VEATSENSE 7 aoon DATA C 7 4 E VCORE 02
5. CN301 C206 Headset jack m L201 py n SEIS zm et zc ema ous 5 8 BA EA il ATP 8 3 3 0202 ras From the omm EN U103 AD6521 _ AM m 1 Speake Speaker Path T L a Teu 2 5 i aNi LL mew Dm cu ibo 1 8 TT HD lt oy v The Circuit Diagram of the receiver path Refer to page 2 of the complete circuit diagram for detail 67 4 TROUBLE SHOOTING Run 50 0kS s Sample C2 RMS 349 U202 4 271 5 328 C4 RMS C206 REC 2 1 00 Vv Mi 00ms Ch2 40mV 11 Jun 2002 V v Ch3 1 00 i 1 00 21 00 14 The waveforms of the audio signals at each point 68 4 TROUBLE SHOOTING 4 7 Speaker Trouble Setting Connect PIF to the phone and power on Enter the engineering mode and set Melody on at BB Test Buzzer menu START Voltage across C221 3 3V gt Replace 0205 The power to the analog part of melody IC Yes Voltage at each side of R222 amp R227 2 8 Check the soldering condition of R222 amp R227 and resolder them COND
6. R310 1 5 2 D c R31 C nso SP329 E 5 0305 0310 R13 RIZ D307 V203 HSP204 216 205 219 0308 V204 8 N C 5 3 5 2 N ozeu zzeu 2 58 eus pe SIE s oe 8 5 5 5 amp veu occa 0819 5 5 o S A 3 E 5 158 352 Cy i M um Z 6418 1 2222 69 6 JP101 114 10 ENGINEERING MODE 10 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 C Key Operation Use Up and Down key to select a menu and press select key to progress the test Pressing back key will s
7. VCHARGE Fe KEYROW 0 op MVBAT R118 100 power on E RESET 20 3 C142 C143 oem 100P 100P 2012 8 10 kal CHARGEIN 18 EM rem ISENSE RESET gt 1 vsim 19 gt 2v9 gt 2 8 VMEM 52 s s RESCAP U101 2 G VAN ADP3408 gt 2V45 VAN 1 165 gt 2 45 VRTC VBAT CRSO08 S Z xm D101 z a sl ge 3 RI N 2 2 a 5 5 5 FJAR a 5 5 5 5 amp amp This signal should go HIGH when the power on procedure is completed Pin 25 VTCXO 2 7V Pin 22 VCORE 2 45V E SMELL 4 AS Pin 21 VMEM 2 8V ADP3408 A2 5 214 P20358 Pin 1 PWRON EN Pin 2 Power Key Pin 6 VRTC gt 1 2V 61 4 TROUBLE SHOOTING 4 4 Charging Trouble Setting Connect PIF and set remote switch off at PIF START Charging Connector CN302 well soldered No Resolder CN302 Yes The charging adaptor TA is out of order Voltage at Pin 10 of U101 Change the charging adaptor 5 2 No Yes R102 U102 D101 well soldered Resolder
8. MAIN EL D365 1 2 1 8 L L N VOUT N CHF GND Tp VBAT F V E eis El BACKLIGHT CN 22 23 E El EL1 N N VSS o Figure 3 15 LCD Back light Illumination 3 18 Multi Color LED Illumination In multi color LED illumination there is an LED chip and three TRs in sub LCD side of LCD Module which is driven by LED G LED B and LED Main line from AD6522 R6 3 2 gt LED T LED 1 2 VBAT ANN E 6 6 1 gt 29 R8 3 gt LED MAIN mO gt VSS Figure 3 16 Multi Color LED 33 3 TECHNICAL BRIEF 3 19 Speaker amp MIDI IC 8 15 212 R214 R213 22n 33K 10n 33K UTPPTPYT Speaker BSBBBBSS85E Speaker Path a M 15 SPoUT2 SPK 390p WS 502 SPOUT 2 Moos SPVSS wR WR YMUT62 SPVDD MIDI CS cs MIDI HPOUT R gt RD HPOUT L HSP204 v204 vaos 2V8 VMEM 47 C219 AVLSM02200 HSP205 5 2200 R227 We T R222 TAN_CAP2012 13MHZ x 4 4 4 CHE 4 4 215 9 M
9. 124 13 2 Accessories 126 13 3 Replacement Part List 127 REVISED HISTORY APRIL 2002 ISSUE 1 Initial Release x The information in this manual is subject to change without notice and should not be construed as a commitment by LGE Inc Furthermore LGE Inc reserves the right without notice to make changes to equipment design as advances in engineering and manufacturing methods warrant x This manual provides the information necessary to install program operate and maintain the G5200 1 INTRODUCTION 1 INTRODUCTION 1 1 1 2 Purpose This manual provides the information necessary to repair calibration description and download the features of the G5200 Regulatory Information Security Toll fraud the unauthorized use of telecommunications system by an unauthorized part for example persons other than your company s employees agents subcontractors or person working on your company s behalf can result in substantial additional charges for your telecommunications services System users are responsible for the security of own system There are may be risks of toll fraud associated with your telecommunications system System users are responsible for programming and configuring the equipment to prevent unauthorized use LGE does not warrant that this product is immune from the above case but will prevent unauthorized use of common carrier teleco
10. KEYCOL 4 Figure 3 11 Keypad Switches and Scanning 29 3 TECHNICAL BRIEF 3 12 Microphone The microphone is soldered to the main PCB The audio signal is passed to VINNORP 8 and VINNORN pins of AD6522 The voltage supply 2V45 VCORE is output from ADP3408 and is a bias voltage for both the VINNOR through R105 and VINAUX through R104 lines The VINNOR or VINAUX signal is then A D converted by the Voiceband ADC part of AD6521 The digitized speech is then passed to the DSP section of AD6522 for processing coding interleaving etc 2V45 VAN MIC101 OB 22S40 C33 ACCESSORY MIC C pen SP106 Pres vem Q101 3 2SC5585TL 39P 2V45_VAN 2V45_VCORE R178 R104 5 NC 1K C117 10U 168 R103 i 2012 R151 3 100N 2K HEADSET_MIC_P C124 R106 100 39P 2V45 VAN C171 R157 NC HEADSET MIC N R170 Figure 3 12 Microphone 90 3 13 3 TECHNICAL BRIEF The earpiece is driven directly AD6521 VOUTNORP 8 and VOUTNORN 7 pins and the gain is controlled by the PGA in an AD6521 The earpiece is located in the handset floder front panel and the signals are routed to it via FPCB connector between Main Board and FPCB board But The VOUTNORP signal has to be selected by the control signal EN If SPK EN is low VOUTNORP is directly connected to the Earpiece else VOUTNOTP is c
11. an Pour naoa id 258 azazzague L cass 2 z 8585 2288822 939853823 meia 2288 8 59229284455 58 E E ene 5 swao1 zi el 5 AAGE 8 55 4 170 5 45 518 Prosio7e Rais 5 3 51 232 oT 1 vem s wl z 21 29 xvCOTune 680P EE caol par m te 7 apa nue 11 1 110 TXEN TxEN 5 BANDSELI pata as PL mus m LLL 1 PCO2 8 Pei sxena 52 2912 FILM 9 VCCI uni VCCFNCP si 5 41 56 GNDCP LS 37 LNAGSMIN casz 10 sus 37 areas R414 390 14 36 5 13 veeo 35 11 15 TU 7 NCS Fs R434 R431 1 nes 22 c469 10 10 10 91 ATE 358 0405 390 R412 10 x 4 1 00025 5008 A HEEEEEEREREELEIS gp um 9 MT E AA rog E SU 9 aah E lt 5 9801 06 E R410 1K 5 5 Lid 5 cup Tx mE g 603 Lan 82N 32 can 1608 1 5 1 Eoo 25 8406 1608
12. 00001 CAP CERAMIC CH 1 nF 50V X7R HD 1005 R TP Yes 00001 CAP CERAMIC CH 22 pF 50V J NPO TC 1005 Yes 00001 CAP CERAMIC CH 12 pF 50V J NPO TC 1005 R TP Yes 00001 CAP CERAMIC CH 2 pF 50V C NPO TC 1005 R TP Yes 00001 00001 CAP CERAMIC CH CAP CERAMIC CH 0 1 uF 10V X5R HD 1005 R TP 22 pF 50V J NPO 1005 Yes Yes 00001 CAP CERAMIC CH 27 pF 50V J NPO TC 1005 Yes 00001 CAP CERAMIC CH Yes 00001 CAP CERAMIC CH 0 1 uF 10V X5R HD 1005 R TP 0 1 uF 10V X5R HD 1005 R TP Yes 00001 CAP CERAMIC CH 51 pF 50V J TC 1005 Yes 00001 CAP CERAMIC CH 470 pF 50V K X7R HD 1005 R TP Yes aj CA OA OT OT CI CA OT CI OT CA 00001 CAP CERAMIC CH 0 0 D VU D 0 D D D D Uy D 0 0 D UY D TU 0 d 0 D 0 d D d D d d d d d d d 0 d d 0 0 V 129 0 1 uF 10V K X5R H
13. Meri end FEES VC2 VC2 4 P Low tnt anf Poil Hig h 2007 ch 2 00 V 100 Chi v 1 28V 21 2002 2 00v Ch2 2 00 100 Ch2 X 1 28V 21 2002 16 08 59 16 08 22 Graph 4 14 ANT SW Control Graph 4 15 ANT SW Control DCS TX Mode GSM TX Mode Tek Run 500ks s Sample Tek Run 500ks s Sample pte 1 TXEN Man GSMSEL XPA High High Chi 2 00V 5 00V 1001 Chi 7 720mV 12 2002 Chi 2 00V 2 007 M 100gs Chi 7 720mV 12Jun 2002 5 00V Cha 5 00 soov cha 5 00 Ch3 17 54 14 Ch3 17 53 40 Graph 4 16 Dual AND Gate input Graph 4 17 Dual AND Gate input For DCS TX Mode For GSM TX Mode ANTSW GSMSEL DCSSEL EGSM TX 1 0 1 DCS TX 0 1 1 EGSM RX 1 0 0 DCS RX 0 1 0 Table 4 3 ANT SW Control Logic 51 4 TROUBLE SHOOTING 4 2 7 Receiver RF Level yoolg pueg eseg 104348 4 lt 4 4 N AN ZXOvZXO 9 669 528 9 29 0 INSD 5 5 IWWeveasdvs ZHINO96 826 WSO ZHWO88X 508 50 Sc009WT1 y wgpz9 D 52 4 TROUBLE SHOOTING andan ge gt gt
14. gt lt Yes HFK receiving path problem Can you hear the sound from the HFK HFK sending path problem Yes HFK WILL WORK PROPERLY 89 4 TROUBLE SHOOTING HFK receiving path problem Is the signal level at Pin 9 amp 10 a few tens or hundreds Is the signal level at pin 5 of U204 a few tens or hundreds VAC VAC Yes Yes Check the again Resolder or replace U204 Y Redownload software Does it work well Yes No Change the board 90 sending path problem 2 Is the signal level at Pin 11 amp 12 of CN302 a few tens or hundreds Yes Is the signal level at L201 a few tens or hundreds VAC Yes Y No No Resolder L201 CN201 R205 R333 Resolder CN302 Check soldering condition and resolder R106 C168 R170 C171 R156 gt Redownload software Yes Does it work well Yes Does it work well Yes 91 4 TROUBLE SHOOTING No Change the main board 4 TROUBLE SHOOTING R333 U204 1 U204 mm mf PEELE Mut A WM CN302 1 3029 R156 CN302 12 C171 R170 Check Point 0V whe
15. Replace LCD module Yes FPCB Check The FPCB which connects the main board and LCD module has a problem Replace the FPCB LCD WILL WORK PROPERLY 64 4 TROUBLE SHOOTING Soldering Check If the FPCB has a problem the 4 control signals for LCD cannot be transmitted properly 65 4 TROUBLE SHOOTING 4 6 Receiver Trouble Setting After initializing GSM MS test equipmemt connect PIF and power on Make a test call to 112 Set audio part at test equipment as PRBS or continuous wave not echo Set the volumn max START Check the signal level at Pin 5 of U202 ls it a few hundred mVAC Replace the Main board ABB is out of order Yes Check the signal level at Pin 4 of U202 Is it same with that of Pin 57 Replace 0202 202 is out of order Yes Check the soldering of CN301 Resolder CN301 Yes Check the soldering of the receiver at LCD module No Resolder the receiver Yes Replace receiver Yes RECEIVER WILL WORK PROPERLY 66 Soldering C From the U103 AD6521 VOUTNOI RECEIVER 4 TROUBLE SHOOTING Receiver Path EMT 1608 Receiver at LCD module via
16. Yes ls the signal level across C124 few tens or hundreds Yes Y Resolder C168 Yes Does it work well No Resolder L201 R103 R104 No Resolder R106 No Redownload software Does it work well No Change the main board Yes Yes 86 4 TROUBLE SHOOTING 4 14 HFK Trouble R104 R103 CN201 R201 R209 R208 T r e N 2 L201 R212 R210 U204 6 U204 5 R211 U204 1 87 4 TROUBLE SHOOTING 2V45 VCORE This part makes the mic bias of the ear mic C168 Mic bias and path for the ear mic 100N Refer to the 1 of the complete _ _ circuit diagram for detail AME The direction of the audio 2 45 VCORE 2V45 VCORE 2V8 VMEM To U103 AD6521 These resistors make the reference voltage The voltage input of i d ear mic hook detect gt HOOK_DETECT R231 The voltage input of gt 7 detect 2 R212 i R209 pus a AS The reference voltage for the detect of ear Refer to the page 2 of the complete 7 circuit diagram for detail Ear mic detection part The reference voltage for the hook detect of 2V8 VMEM U204 2 The signal flow when
17. e E Test Points of Rx Level 53 4 TROUBLE SHOOTING 4 2 8 Transmitter RF Level pueg eseg gt taxa gt Gd 317114 on euas Vivo Tid X19434 1599 4 1 A 4 oC mna OXOIA 1 gt 669 HO S 147 SOG ugpzte 29 H9 6 Md INSD ZHINSX 6 088 WSD Ze aanse 1 138159 TO OO Se009W1 2 M S Vax 135550 INV 2 ugPps ce NS9 62 500 4 94 WISD dAVEXL gt Au108 888 082 2 9 SOG 0 926 NSD 508 v
18. 22 T i gs Ta 1404 0408 1407 SAFSE942MALOTOOROD 12N Ihr ovi car 15 m cass 100P caos m T nd 4 SAFSE1Ge4KAOTOOROO 33N hr ovr omn TXIN 3 C416 100P RF285V m case 2v7 ila voc 3 vo 6 neeo UNUSED alano 5 vant is ve Texo 208 Uta SN74AHC1GUO4DCKR Rado ADP3330 2185 gt E gt 2 AFC 3 13MHz aos MIB Caso Ran 15k 2 100 100 R443 3 6 2012 5 err so C457 d aL DCSSEL gt TEMPSENSE 100 d R433 2012 VSYNTHEN em esmset S W GSMSEL DCSSEL TXPA TRANSCEIVER BANDSEL1 BANDSEL2 PAM GSMSEL EGSM 1 0 1 EGSM 0 0 EGSM 1 DCS 0 1 1 DCS 1 0 DCS 0 2 3 4 5 6 7 8 112 9 PCB LAYOUT SP314 SP303 SP304 SP305 LOT INV
19. C CHIP 0 22 50V Z 5 HD 2012 0000110 C CHIP 10 pF 50V D NPO TC 1005 R TP 0000182 C CHIP 0 1 uF 10V HD 1005 0000378 0000120 CAP CERAM C CHIP 1 uF 16V X7R HD 2012 39 pF 50V J NPO 1005 0003401 10 uF 6 3V Z Y5V HD 2012 0003401 10 uF 6 3V Z Y5V HD 2012 0003401 10 uF 6 3V Z Y5V HD 2012 0000120 39 pF 50V J NPO 1005 R TP 0000182 0 1 uF 10V 1005 R TP 0000120 39 pF 50V J NPO 1005 R TP 0000120 0000120 C CHIP 39 pF 50V J NPO TC 1005 R TP 39 pF 50V J NPO TC 1005 R TP 0000120 C CHIP 39 pF 50V J NPO TC 1005 R TP 0000143 C CHIP 1 nF 50V K X7R HD 1005 R TP 0000120 C CHIP 39 pF 50V J NPO TC 1005 R TP Cn aaj On OT oj C1
20. 1 Access Flash loader program in PC amp Select Erase Don Check OWCD 3 Don t Check OWCD 2 Check Address amp Size Addr 1004000 Size 72000 Press Start amp wait 0 1004000 0 7 000 2 L 4 Press Write to start Download 103 6 DOWNLOAD x 2 Press Open Wait until complete 7 Wait until MOT To BIF Converting is completed Just Check Verify Don t Check OWCD 104 Press Start amp Power ON Using Jig eR dee era vansoni cx Nee paon me 521195200 AudioTest E Een 8 Press Start amp Power on the phone Using Jig Remote Power On Switch1 Iv Verity 07727 9 Wait until Sending Block end 105 6 DOWNLOAD 7 BLOCK DIAGRAM 7 BLOCK DIAGRAM 7 1 Main Board The G5200 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 F ZB ABB DBB Flash Memory q Board to Board T Charging lt lt SIM Figure 7 1 Blockdiagram 106 7 BLOCK DIAGRAM Speaker Board to Board Connector Backup Battery Figure 7 2 FPCB B
21. The Power for analog part of the melody IC The voltage is 3 3V R227 R222 i The Power for digital part of th dt E melody IC The voltage is 2 8V It is from the PMIC ADP3408 0101 sense 221 d d U205 The circuit diagram of the part of the melody IC Refer to the page 2 of the complete circuit diagram for detail 71 4 TROUBLE SHOOTING 4 8 Mic Trouble Setting After initializing GSM MS test equipment connect PIF to the phone and power on Make a test call to 112 Make a sound in front of microphone START Voltage across C118 2 45VDC Voltage at pin 24 of U101 AYDC gt Replace 0101 MIC Bias Voltage Yes Yes Resolder R105 amp R108 Is the voltage at Pin 3 of Q10 almost 0 VDC gt Replace 0101 Yes Check the signal leve at each side of MIC101 Is it a few tens mVAC Replace the microphone MIC101 Yes Check the soldering of R110 C129 R112 C132 Resolder R110 C129 R112 C132 Yes Replace board MIC WILL WORK 72 4 TROUBLE SHOOTING R105 R108 118 ADP3408 rte cet 2 5 214 P20358 nt 2 wen apnd 0101 3 01 73 4
22. Yes The power to the digital part of melody IC Check the soldering of C209 No Resolder C209 R213 C211 R215 R213 C211 R215 Yes Melody path Resolder CN301 No sc M Yes CN301 Check gt Replace 0203 Check the soldering of CN30 Check the signal level at Pin 25 amp 26 of CN301 without LCD module Are they a few VAC Yes Check the soldering of speaker No gt Resolder Speaker at LCD module Yes Replace Speaker SPEAKER WILL WORK PROPERLY 69 4 TROUBLE SHOOTING C209 C211 R213 R215 PIX E 18 LLL U205 C221 U203 R222 R227 Speaker Pin 26 Soldering Check in LCD Module 70 4 TROUBLE SHOOTING These four components make up the analog amplifier stage of melody C209 R213 C211 R215 This is the melody IC U203 To the speaker at LCD module via CN301 Speaker sPour 18 SPK 5 1 x gt spvss 1 SPVDD HPOUT R H HPOUT L lt HSP204 VREF 4 219 v204 AVL5M02200 HSP205 AVL5M02200 _ MIDI RESET C214 toon Czis 714 TAN CAP2012 100 C210 5218
23. ev lela E pu N gt LOZA LOZA N 5025 5025 5 513 5 5 CN 0224 5169 m SERE 8912 6915 6015 9512 Ss 31 2515 viv loj o olololxlo n 5 2554 LO 812 15151515 amp 515 00 0 12 059 osvo LO LC 5 Seeds 229 51 E folry 2 c O i ziv 5692 ES 0179 00 6172 vYGYO giya S 2 e gt seva 5 E 513 26 5 3 7075 1692 3 o 0 g lt Sta 0592 oj o o 5 6970 D 5 19 81 9 2177 S0v2 Z9v2 E 8972 F LO een RISER 80 5 0214 elelelo l 113 9 PCB LAYOUT 82245 a 172 5 334 7 611916414 7059 0 5 2029 1029 0303 B 502 00 No 2 0312 o o
24. DAI UPLINK 1 9 2 Speech encoder test DAI DOWNLINK 1 9 3 Speech decoder test DAI OFF 1 9 4 DAI mode off 10 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 SAR Test Off 2 1 2 TX process off 117 10 ENGINEERING MODE 10 3 MF Mode MENU 3 A This manufacturing mode is designed to do the baseband test automatically Selecting this menu will process the test automatically and phone displays the previous menu after completing the test All auto test 3 1 LCD LED Backlight Vibrator Buzzer and Key Pad are tested in order for a certain time LED 3 2 From red LED to Violet LED are turned on one by one for about 1 second then off Backlight 3 3 LCD Backlight and LED Backlight are on for about 1 5 seconds at the same time then off Buzzer 3 4 This menu is to test the volume of Melody It rings in the following sequence Volume1 Volmue2 Volume3 VolumeO mute Volume4 Volume5 Vibrator 3 5 Vibrator is on for about 1 5 seconds F LCD 3 6 Main LCD screen resolution tests horizontally and vertically one by one and fills the screen Key pad 3 7 When a pop up message shows Press Any Key you may press any keys including side keys but not Soft2 Key If the key is working properly name of t
25. ESCY0002501 SWITCH TACT 12 V 0 05 A HORIZONTAL 220 65200 TACK S W Yes ENWY0001901 CONN RF SWITCH ANGLE SMD 0 5 dB 2 6 mm 1 8 Yes EUSY0100401 C TSSOP 28 PIN GSM POWER MANAGEMENT SYSTEM Yes EQFP0003301 TR FET P CHANNEL SOT 6 1 6 W 30 V 24A Charging P CHANNEL Yes EUSY0077702 EUSY0077401 907238 8 PIN ITP DUAL COMPARATOR 2 1 55 SINGLE SUPPLY SOT23 6 6 PIN R TP SPDT ANALOG SWITCH Yes Yes EUSY0111601 32 PIN QFN 32 RTP 3 40 TONES FM WAVEFORM TABLE Yes EUSY0077401 50723 6 6 PIN R TP SPDT ANALOG SWITCH Yes EUSY0122501 LLP 6 6 PIN R TP 300mA CMOS LDO 3 3V Yes EUSY0129501 SC 74A FIT 3 PIN HALL EFFECT SWITCH Yes EUSY0077301 SC70 6 SOT23 6 6 PIN R TP Yes EUSY0100502 QD OL 8 LEAD 058 8 PIN UHS DUAL 2 INPUT AND GATE Yes SFAY0001301 FILTER SEPERATOR 880960 1710 1880 1 3 dB 1 4 dB 30 dB 25 dB ETC 54 4 071 8 Antenna switch Yes SFSY0011201 FILTER SAW 1842 5 MHz 2 2 5 1 0 SMD Yes SFSY0011301 FILTER SAW 942 5 MHz 2 2 5 1 0 SMD Yes EUSY0100101 RF K 12 PIN R TP RF POWER AMPLIFIER Yes EUSY0129801 Land Grid Array LGA 64 PIN R TP 9 x 9 mm Yes EUSY0100001 EUSY0077201 8 LEAD MICRO SO 8PIN 5008 CONTROLLER
26. INSO ax OOAXL em 4 1 E Y EE JL 09 1 liy 09007 SecX80Jd Wvd 20 2 i O gt 2x ugps ee alqon 59 NS9 54 4 TROUBLE SHOOTING 4 2 8 Transmitter RF Level pui d n 9 6 Test Points of Tx Level 55 4 TROUBLE SHOOTING 4 2 9 Test Points for RF Components vc2 U401 3 EUER VC1 Y Doce 0401 7 uL E 55 amp By E ZR TXEN R425 8405 8401 804d AU 1714 vs 0 eo TXRAMP R427 13MHz CLock RF 2 85V 2V7_VCTCXO TXQP RXQP TXIN RXIN TXIP RXIP Test Points for RF components 56 4 TROUBLE SHOOTING Test Points for RF Components TPA408 PLL Clock TP409 PLL LE TP407 PLL_Data Test Points for RF components Keypad Side Lower 57 4 TROUBLE SHOOTING Baseband components Component Side U102 D101 D102 LIII 4 X101 U201 CN101 Q302 U205 XN 1 0202 4 m rr U302 7 7 TTE Baseband components Component Side Reference Description Reference Description U101 PMIC U205 LDO U102 P Channel FET U302 Analog Main Processor Diode Analog Switch Digital Main Processor Dual Diode
27. Exploded View ACGGO0 ACGG0014602 COVER ASSY FOLDER COBALT BLUE ACGGO0 COVER ASSY FOLDER METAL SILVER ABGBOO ACGGO014601 BUTTON ASSY FUNCTION Please refer to the Exploded View 00 COVER ASSY FOLDER LOWER Please refer to the Exploded CJH00 MCJH0003902 COVER FOLDER LOWER COBALT BLUE CJH00 MCJH0003901 COVER FOLDER LOWER METAL SILVER FBZ00 MFBZ0000501 FILTER Diameter 1 2X0 2t GADOO MGADO0008101 GASKET SHIELD FORM 4 8X10 8X0 3t 00 0000601 SWITCH LG G510 511 512 Diameter 3 0mm 1 5t 00 0001001 PAD RECEIVER Diameter13X1 2t CGJ00 COVER ASSY FOLDER UPPER Please refer to the Exploded View CJJ00 MCJJ0006202 COVER FOLDER UPPER COBALT BLUE CJJ00 MGADO0O MCJJ0006201 MGAD0008201 COVER FOLDER UPPER GASKET SHIELD FORM METAL SILVER 2X26 5X2t 00 0001201 INSERT FRONT LG G510 511 512 Diameter 1 7mm 2 3t 0001301 PAD SPEAKER Diameter15X0 8t 0 DECO 00 0006301 COVER ASSY FRONT lease refer to the Expl loded View BHY00 BUMPER lease refer to the Expl loded View BJLOO BUTTON SIDE loded View 00 CAP EARPHONE JACK lease
28. MIS d mu sfo Mangua Ais E les Tm um 5 i 4 5 09 R134 112 NIZ 5 g 5 pais ues 58888888888 5 i i so 99 arg RD m 55555555555 8 AGND Panoan usen 3 vec 49 3 uc 07 e 1 40003 A19 cios GND Dogo aei Ws ES lt cur 21 i iroa 80 gt gt Ne E oE 1608 i 0 m 29 vccs Roucs Blvss ceis TRamcs cim 81 y toon RESET D4 R s we acc ums 2 ues me ayey Les es ENSF F reset 4 1 2 3 4 5 6 7 8 109 8 CIRCUIT DIAGRAM 8 2 MIDI 2 3 4 5 6 7 8 2445 VCORE 2W4s VCORE 2 45 VCORE 2V8 R210 R211 R208 201 BR 3 dii 8 R230 A
29. Microsoft Windows98 ME AutoCal exe GSM phone Agilent 8960 or other equipment 12 3 Menu and settings Edit Ramp Show reference power ramp window Reference ramp is used procedure You can open or save reference ramp data and edit it on notepad lt gt Reference ramp Ramp up Ramp down Form factor Figure 12 1 Reference ramp window Edit Make bin 4 write Make binary file from measured calibration data and write to the phone The name of binaryfile is cal bin by default You can change it at Option Settings Bin files tab Edit Make bin as Make binary file as the other name Edit gt Make 4 BB bin Make RF AGC bin and BB ADO bin separately 121 12 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 08960 try to connect to Ag8960 After that it performs sync procedure with phone If the sync procedure is successful state column on statusbar changed to SETUP else you should disconnect phone and try it again from the beginning measurement is performed at state SETUP Connection Disconnect phone Disconnect phone Connection gt Port setting Show COM port setting dialog you can change port number baud rate etc Con
30. 0000182 0000120 CAP CERAM CAP CERAM C CHIP C CHIP 0 1 uF 10V 1005 39 pF 50V J NPO TC 1005 ECCH0000163 CAP CERAM CHIP 47 10V HD 1005 ECCH0000182 CAP CERAM CHIP 0 1 uF 10V K X5R HD 1005 R TP ECCH0001811 CAP CERAM CHIP 0 22 uF 50V Z YSV HD 1005 0000120 C CHIP 39 pF 50V J NPO TC 1005 R TP 0000163 C CHIP 47 nF 10V HD 1005 0000163 C CHIP 47 nF 10V HD 1005 0000182 C CHIP 0 1 uF 10V HD 1005 RATP 0000128 C CHIP 100 pF 50V J NPO 1005 0000128 C CHIP 100 pF 50V J NPO TC 1005 R TP 0000128 CAP CERAM C CHIP 100 pF 50V J NPO TC 1005 R TP 0000163 C CHIP 47 nF 10V HD 1005 0000163 C CHIP 47 nF 10V X5R HD 1005 0000163 C CHIP 47 nF 10V HD 1005 0000163 C CHIP 47 nF 10V HD 1005 0
31. 1 5 A R TP EDSY0005701 ODE SWITCHING 80 V 4 A R TP EDSY0005301 ODE SWITCHING 70 80 V 0 1 A R TP EDLH0004401 ODE LED CHIP 1608 R TP HIGH BRIGHTNESS BLUE COLOR LED EDLH0004401 ODE LED CHIP 1608 HIGH BRIGHTNESS BLUE COLOR LED EDLH0004401 ODE LED CHIP 1608 R TP HIGH BRIGHTNESS BLUE COLOR LED EDLH0004401 ODE LED CHIP 1608 HIGH BRIGHTNESS BLUE COLOR LED EDLH0004401 ODE LED CHIP BRIGHTNESS BLUE COLOR LED EDLH0004401 ODE LED CHIP EDLH0004401 ODE LED CHIP i IGH BRIGHTNESS BLUE COLOR LED EDLH0004401 ODE LED CHIP BRIGHTNESS BLUE COLOR LED EDLH0004401 ODE LED CHIP IGH BRIGHTNESS BLUE COLOR LED EDLH0004401 ODE LED CHIP BRIGHTNESS BLUE COLOR LED EDLH0004401 ODE LED CHIP i IGH BRIGHTNESS BLUE COLOR LED BRIGHTNESS BLUE COLOR LED E E E E E EDLH0004401 DIODE LED CHIP BRIGHTNESS BLUE COLOR LED ELCH0005009 INDUCTOR CHIP 100 nH J 1005 R TP ELCH0005010 INDUCTOR CHIP 1 8 nH S 1005 ELCH0005002 INDUCTOR CHIP 2 7 nH S 1005 R TP ELCH0001405 INDUCTOR CHIP
32. 102 0102 0101 Yes No Replace D101 Voltage across D101 0 3V Yes Voltage across R102 is about 20 150mV Replace 0102 Yes No Replace R102 Voltage across R102 1 0V Yes The battery may have the problem Change the battery and try again Is the battery charged Yes CHARGING WILL OPERATE PROPERLY 62 4 TROUBLE SHOOTING VCHARGE 3 0 c119 The charging current T 100 8102 2012 pOWERKEY 2 PWRONKEY will flow into this p H sien 2 54 Swen direction VBAT2 VRTCIN 10 CHARGEIN ISEI U102 NDC652P GATEDRVE VBATSENSE RESCAP U101 ADP3408 R102 iere m ADP3408 A2 5 214 of 20358 DE gt Bei ux D101 63 4 TROUBLE SHOOTING 4 5 LCD Trouble Setting Connect PIF and power on START 15 the connection of LCD module with LCD connetor on PCB OK No Reassemble LCD module with LCD connector Yes Check the soldering of CN301 No Resolder CN301 Yes Check the soldering of Connector at LCD module gt Resolder connector Yes At LCD module Change the FPCB and try again Yes Does LCD work properly
33. Check if there is No Download the SW Any Major Difference e Refer to Graph 4 3 Yes Control Signal is OK See next Page to check ANT SW amp Mobil e SW 39 4 TROUBLE SHOOTING 4 1 4 Checking Ant SW amp Mobile SW 0401 6 For these 2 test case No Call connection is needed Check 5 401 Pin 1 amp 2 with RF Cable connected Check 5 401 Pin 1 amp 2 with No RF Cable Connected Check Pin 2 amp 11 Check whether Ant SW Set as RX mode Refer to Graph 4 4 Refer to Table 4 1 Yes Check RF Level of 0405 Pin 10 for GSM amp Pin 1 for DCS Yes Yes 10 62dBm Pin 1 63dBm R405 lt a No Check U401 Pin2 amp 5 Is Low on RX Mode Ant SW amp Mobile SW is OK See next Page to check Rx IQ Signal For this RF Level test case RX Stand alone Mode is needed SW401 20 SW401 1 Changing SW401 Changing SW401 Pin2 Low Pind Low U405 10 U405 11 Check R405 U405 Pin 1 amp 6 Check whether Dual AND gate input is OK For GSM DCS Band Refer to Graph 4 5 6 Refer to Table 4 2 U405 1 Input Signal OK U405 2 Changing the Board Check R405 is Soldered well If R405 is OK Changing the Board Yes Changing U401 Changing U405 ANT SW VC1 VC2 EG
34. LG GSM Phone 00cSM 00559 13GOlN LG Electronics Inc MODEL G5200 W5200 P N MMBD0015801 JUNE 2002 Table Of Contents 1 INTRODUCTION 4 1 1 Purpose 4 1 2 Regulatory Information 4 Security A 4 B Incidence of Harm 4 C Changes in Service ees 4 D Maintenance Limitations 4 E Notice of Radiated Emissions 5 5 G Interference and Attenuation 5 H Electrostatic Sensitive Devices 5 1 3 Abbreviations nennen 6 PERFORMANCE 8 2 1 Feature nen 8 2 2 Technical Specification 9 TECHNICAL BRIEF 13 3 1 General Descreption 13 3 2 RECEIVER 13 A RF frontend et 14 B Demodulator and baseband processing 14 C DC Offset Compensation 14 3 3 Transmitter 15 AF Modulator rnt 15 16 G Synthesizer 16 D TX APO Pan 17 E Power Amplifier 17 8 4 48 MHz Glock etr ane 18 3 5 Power Supplies and Control Signals 18 3 6 Digital Main Processor 19 3 7 Analog Main Processor
35. Memory X TAL Comparator Dual Transistor Analog Switch SIM Connector MIDI IC IO Connector Analog Switch 4 TROUBLE SHOOTING Baseband components Keypad Side D301 Q101 Q301 MIC101 U301 OCS _ 53696 Baseband components Keypad Side Reference Description Reference Description Hall Sensor D301 Dual Diode Transistor MIC101 C MIC Transistor 59 4 TROUBLE SHOOTING 4 3 Power on Trouble Setting Connect PIF and set remote switch off at PIF START Check Battery Voltage No Charge or Change Battery and try again gt 3 35 2 3 Ls Yes Push power on key and check e level change of U101 Pin No Check the contact power key or dome switch Yes Check the voltage the following pins at U101 Pin 21 2 8V Pin 22 2 45V Pin 25 2 7V Pin 6 1 2 2 45V Replace 0101 Yes Logic level at pin 2 of U101 HIGH Redownload software amp try again Yes Does it work properly No Does it work properly No The power on procedure is completed The problem may be elsewhere Replace main board Yes THE PHONE WILL POWER ON Yes 60 4 TROUBLE SHOOTING POWER ON KEY signal input VBAT These powers should be necessary to
36. OT OT OT OT OT 0000182 C CHIP 128 0 1 uF 10V HD 1005 R TP Level Location No Part No 00001 Description CAP CERAMIC CH 13 EXPLODED VIEW amp REPLACEMENT PART LIST Specification 39 pF 50V J NPO 1005 Service Yes Remark 00001 CAP CERAMIC CH 0 1 uF 10V X5R HD 1005 R TP Yes 00001 CAP CERAMIC CH 47 pF 50V J NPO TC 1005 R TP Yes 00001 CAP CERAMIC CH 47 pF 50V J NPO TC 1005 R TP Yes ECCH0000276 CAP CERAMIC CH 1 uF 10V Z Y5V HD 1608 R TP Yes 00001 CAP CERAMIC CH 10 nF 16V K X7R HD 1005 R TP Yes 00001 CAP CERAMIC CH 0 1 uF 10V X5R HD 1005 R TP Yes 00001 CAP CERAMIC CH 390 pF 50V K X7R HD 1005 R TP Yes 00001 CAP CERAMIC CH 22 nF 16V K X7R HD 1005 R TP Yes 00001 13 CAP CERAMIC CH v 0 0 U U 0 V 18 pF 50V J NPO 1005 R TP Yes ECTH0001702 CAP TANTAL CHIP 4 7 uF 10V M STD 2012 Yes ECCH00001 ECCH00001 CAP CERAMIC CH CAP CERAMIC CH 0 1 uF 10V X5R HD 1005 R TP 47 pF 50V J NPO TC 1005 R TP Yes Yes ECCH00001 CAP CERAMIC CH 0 1 uF 1
37. Yes ERHY0000201 ERHY0000201 RES CH RES CH 0 ohm 1 16W J 1005 R TP 0 ohm 1 16W J 1005 R TP Yes Yes ERHY0000201 RES CH 0 ohm 1 16W J 1005 R TP Yes ERHY0000201 RES CH 0 ohm 1 16W J 1005 R TP Yes ERHY0000201 RES CH 0 ohm 1 16W J 1005 R TP Yes ERHY0000205 RES CH 15 ohm 1 16W J 1005 R TP Yes ERHY0000241 RES CH 1K ohm 1 16W J 1005 Yes OT OF OI CA OA OT OT OT OT OT CI OT OI CA OT CI ERHY0000241 v 70 Uy Uy 70 D d D D D D D D 0 0 d D D D D d 0 0 d 0 D d d D d d d d 0 d U U U U U U U U U 0 D d 0 D 0 0 D D D D V RES CH 1K ohm 1 16W J 1005 131 Yes 13 EXPLODED VIEW amp REPLACEMENT PART LIST Level Location No ERHY0000241 Description RES CHIP Specification 1K ohm 1 16W J 1005 R TP Service ERHY0000241 RES CHIP 1K ohm 1 16W J 1005 ERHY0000201 RES CHIP ohm 1 16W J 1005 R TP ERHY0000241 RES CHIP 1K ohm 1 16W J 1005 ERHY0000276 RES CHIP 8K ohm 1 16W J 1005 R TP ERHY0000280 RES CHIP 100K
38. bg x E nowo E Fa pie aca 48 WEYROWE i now REFOUT m AUXADCI Hie 5 amp 58 120K KEYROWIA Rowa AUXADC2 7 C ssbo 32 He 101 Ga F2 amp 2 1 4 BSOFS BSIFS AUXADCA 888 cua R109 KEYCOL O coro 62 FT Econ St Bsors m NES gt vinauxe pz 50 vinauxn 20 5 vsrs VSFS VINNORP Heig VINNORN Ra icai ams 1 ien jn M AN 69 s b BACKLIGHT GPO 22 GPO 4 BANDSEL1 IDACREF 20n 5 4 dH GPO EN 5H AGND4 VOUTNORN 57 VOUTNORN RPWRON gt TIR HH VSYNTHEN 27 vourauxe pe HEADSET Pi Em gt apo io RESET 5 VOUTAUXN HEADSET SK mk era pot TXPA Lc ID EU 35 GSMSEL m 17 DCSSEL 55 SPK NC ovas 22 GPO 18 ON OFF C172 L lt on ore s Geo pe t S e panos nia oscin 20 BIS PLL DATA m GPO 2 sh cen
39. dB to ARL dB Level Ratio dB 17 5 22 5 30 7 33 3 33 7 31 7 10 25 5 Side Tone Distortion Three stage distortion lt 10 System frequency 13 MHz tolerance lt 2 5 ppm 11 2 PERFORMANCE Description 32 768KHz tolerance Specification lt 30 ppm Power Consumption Full power 243 mA GSM EGSM 209 mA DCS Standby Normal 4 mA Max power Talk Time GSM Level 7 Battery Capacity 750 Up to 180 Min GSM Level 12 Battery Capacity 750 Up to 300 Min Standby Time Under conditions Up to 200 hours 1 Brand new and full 750mAh battery 2 Full charge no receive send and keep GSM in idle mode 3 Broadcast set off 4 Signal strength display set at 3 level above 5 Backlight of phone set off Ringer Volume At least 80 dB under below conditions 1 Ringer set as ringer 2 Test distance set as 50 cm Charge Voltage Fast Charge 500 mA Slow Charge 60 mA Antenna Display Antenna Bar Number Power 85 dBm 90 dBm 86 dBm 95 dBm 91 dBm 100 dBm 96 105 101 dBm 0 105 dBm Battery Indicator Low Voltage Warning Battery Bar Number Voltage 3 62 3 62 3 73 3 73 3 82 3 82 3 5 0 03 V Call 3 62 0 03 V Standby Forced shut down Voltage 3 35 0 03 V
40. 24 3 8 Power Management 26 3 9 eoe onte etus 28 3 10 Display and Interfaces 28 3 11 Keypad Switches and Scanning 29 3 12 Microphone 30 3 13 Earpiece 31 3 14 Hands free Interface 32 3 15 Headset Jack Interface 32 3 16 Key Back light Illumination 32 3 17 LCD Back light Illumination 33 3 18 Multi Color LED Illumination 33 3 19 Speaker amp MIDI IC 34 TROUBLE SHOOTING 35 4 1 RF Components 35 4 2 Tx tr 44 4 3 Power on Trouble 60 4 4 Charging Trouble 62 4 5 LCD Trouble 44 inaa 64 4 6 Receiver Trouble 66 4 7 Speaker Trouble 69 4 8 TTOUDIG seh ee tee certe eme 72 4 9 Vibrator Trouble 75 4 10 Backlight Trouble 77 4 11 Folder on off Trouble 79 4 12 SIM Detect Trouble 81 4 13 Earphone Trouble 83 4 14 Trouble 87 ASSEMBLY INSTRUCTION 95 5 1 Disassembly oC 95 DOWNLOAD 102 6 1 Download Setup 102 6 2 Download Procedure 103 7 BLOCK D
41. 30 31 ACFY00 00 ACFY0000501 0064001 CONTACT ASSY ANTENNA BATTERY PACK LHON LG G510 511 512 MAIN REAR 3 7 V 820 mAh 1 CELL PRISMATIC G5200 BATTERY PACK Yes Yes 32 ACGK0013402 COVER ASSY FRONT COBALT BLUE Cobalt Blue Yes ACGK0013401 COVER ASSY FRONT METAL SILVER Metal Silver Yes 33 ACGMOO ACGMO0010102 COVER ASSY REAR COBALT BLUE Cobalt Blue Yes ACGMO0010101 COVER ASSY REAR 125 METAL SILVER Metal Silver Yes 13 EXPLODED VIEW amp REPLACEMENT PART LIST 13 2 Accessories Portable Handsfree Cigar Lighter Adapter lt Accessories gt Level Location No 2 SGDY00 SGDY0003003 Description DATA CABLE Data cable Specification LG 510W G510 CABLE W O POWER BULK DK 16G SGEYOO SGEY0002901 EAR PHONE EAR MIKE SET 517000 85200 EAR EM LG412GS CIGARETTE LIGHT ADOPTER CLA CLA 16G 2 2 SGCC00 SGCCO001803 2 SSAD00 SSAD0007803 ADAPTOR AC DC 100 240 50 Hz 5 2 V 850 mA RUSSIA CIS TA 15GR SSAD0007801 ADAPTOR AC DC 100 240V 50 Hz 5 2 V 850 mA Europe TA 15G 126 13 EXPLODED VIEW amp REPLACEMENT PART LIST 13 3 Replacement Part List Mechanic components Location No Description BUTTON ASSY DIAL QTY Specification Please refer to the
42. Appia eu 8 mescap vior m e apis DATAS SRL 100K 2 van Danaa FF Appia DATAIS 588 Ho oi ADP3408 2 888 E D2 vrcxo gt 2V7 VTCXO 2 45 VAN 0016 gt TXIP 5 NS ES rj JTAGEN me 22 VRTC gt 2V45 VRTC xd 0018 P Appio ane 29 TXAP m 5 0020 Geo 20 32 00 20 M EU 107 2 E10 p20 Ti 82 mxp 565 G 22 5 Tus RXN 5 45958 oo z z sl 79104 GA em 157 Egcoge 8 EZB888BE SZ 18 mu gn 58556 83 USC CIH usco 100 DU uset lt HEADSET MIC N USCI2 AM usc o Bt 34 R170 TIPP TR 5 2 5 5 5 Usci 0 Fez Lens esr uses TXON he E oe SE S e el usca EH usc arcpac 219 T gt e amp 8 scis c12 uses e e Sis pi Ja HOOK DETECT usce ped cuxour 07 52 5 J RE mA 02 X RAMPDAC gt TRAMP SS ae ede ACCESSORY DETECT spon me KEYROW 4 gt GPo s 61
43. GSM FIXED a a a a a a a a a a a a a a a a a a a a a 3 po wl a a a a a a a a a a a 127 Please refer to the Exp loded View 13 EXPLODED VIEW amp REPLACEMENT PART LIST Main PCB gt Level Location No Description PCB ASSY MAIN Specification Please refer to the Exploded View 0000371 C CHIP 0 22 50V Z YSV 2012 0000379 C CHIP 2 2 UF 6 3V HD 2012 0000379 CAP CERAM C CHIP 2 2 6 3 HD 2012 0000379 2 2 6 3 HD 2012 0000163 CAP CERAM C CHIP 47 nF 10V X5R HD 1005 0000163 C CHIP 47 nF 10V HD 1005 0000163 C CHIP 47 nF 10V HD 1005 0000120 C CHIP 39 pF 50V J NPO TC 1005 R TP 0000182 0003401 CAP CERAM C CHIP C CHIP 0 1 uF 10V 1005 10 uF 6 3V Z 5 HD 2012 0000371
44. ICJK0006302 COVER FRONT COBALT BLUE Cobalt Blue Yes ICJK0006301 COVER FRONT ETAL SILVER Metal Silver Yes 20 00 CCC0004902 CAP EARPHONE JACK COBALT BLUE Cobalt Blue Yes CCC0004901 CAP EARPHONE JACK ETAL SILVER Metal Silver Yes 21 00 BHY0003502 BUMPER LG 510 511 512 COBALT BLUE DIA 24 Cobalt Blue Yes 0003501 LG 510 511 512 SILVER DIA 2 4 Metal Silver Yes 22 BGA00 ABGA0000301 BUTTON ASSY DIAL English Yes 23 DCA00 ADCA0005801 DOME ASSY METAL Yes 24 AFYOO SAFY0049502 PCB 5 W5200 RUSSIA WAP PHONE BLUE LED Yes 25 26 CJN00 SNGF00 MCJN0005202 COVER REAR COBALT BLUEO1 Cobalt Blue Yes MCJN0005201 SNGF0000802 COVER REAR ANTENNA GSM FIXED METAL SILVER 1 5 2 5 dBd CB G5200 ANTENNA Metal Silver Cobalt Blue Yes Yes SNGF0000801 ANTENNA GSM FIXED 1 5 2 5 dBd P427C G5200 ANTENNA Metal Silver Yes 27 00 0003602 COBALT BLUE Cobalt Blue Yes 0003601 METAL SILVER Metal Silver Yes 28 MSDC00 MSDC0001901 SPRING LOCKER 5X1 6 Yes 29 GMZZ00 GMZZ0003201 SCREW MACHINE 3 5 mm 3 5 mm MSWR3 FN STR M1 7X3 5 DIA3 5 Yes
45. SOT DCK 5 PIN RTP Yes Yes EUSY0076701 SOT 23 6 6 PIN R TP Yes ERVZ0000101 RES VARIABLE ETC ohm PIN SMD R TP 1005 SIZE CHIP VARISTOR Yes ERVZ0000101 RES VARIABLE ETC ohm PIN SMD 1005 SIZE CHIP VARISTOR Yes ERVZ0000101 RES VARIABLE ETC ohm PIN SMD R TP 1005 SIZE CHIP VARISTOR Yes ERVZ0000101 RES VARIABLE ETC ohm PIN SMD 1005 SIZE CHIP VARISTOR Yes EXXY0004601 X TAL 0 32768 MHz 20 PPM 12 5 pF 65000 ohm SMD 694113 Yes 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 EXSK0000801 VCTCXO 133 13 0 MHz PPM 10 pF SMD 5 0 3 2 1 5 Yes 134
46. dBm 20 dBm 18 dBm 16 dBm 2 PERFORMANCE Description Specification GSM EGSM Offset from Carrier KHz Max dBc 100 40 5 200 250 400 600 1 200 1 200 1 800 1 800 3 000 3 000 6 000 Output RF Spectrum 6 000 due to modulation DCS Offset from Carrier kHz Max dBc 100 0 5 200 30 250 33 400 60 600 lt 1 200 60 1 200 lt 1 800 60 1 800 lt 3 000 65 3 000 6 000 65 6 000 73 GSM EGSM Offset from Carrier kHz 400 600 1 200 Output RF Spectrum 1 800 due to switching transient GSM Offset from Carrier kHz 400 600 1 200 1 800 Spurious Emissions Conduction Emission Status 10 Description Bit Error Ratio 2 PERFORMANCE Specification GSM EGSM BER Class 1 lt 2 439 9 102 dBm DCS BER Class lt 2 439 9 100 dBm RX Level Report Accuracy 3 dB SLR 8 3 dB Sending Response Frequency Hz 100 200 300 1 000 2 000 3 000 3 400 4 000 2 3 dB Receiving Response Frequency Hz 100 200 300 500 1 000 3 000 3 400 10 4 000 2 Mean that Adopt a straight line in between 300 Hz and 1 000 Hz to be Max level in the range STMR 13 5 dB Stability Margin gt 6dB Distortion
47. out differential DC offsets in the baseband signals caused by imperfections in the D A converters The TX Modulator implements a quadrature modulator The IF frequency input signal is split into two precise orthogonal carriers which are multiplied by the baseband modulation signal IT ITX and QT QTX It is used as reference signal for the OPLL 15 3 TECHNICAL BRIEF B OPLL The offset mixer down converts the feedback Tx RF signal using LO to generate a IF modulating signal The IF signal goes via external passive bandpass filter to one port of the phase detector The other side of the phase detector input is LO signal The phase detector generates an error current proportional to the phase difference between the modulated signal from the offset mixer and the reference signal from the LO The error current is filtered by a second order low pass filter to generate an output voltage which depends on the GMSK modulation and the desired channel frequency This voltage controls the transmit VCO such that the VCO output signal centered on the correct RF channel is frequency modulated with the original GMSK data The OPLL acts as a tracking narrowband band pass filter tuned to the desired channel frequency This reduces the wideband noise floor of the modulation and up conversion process and provides significant filtering of spurious products C Synthesizer The 74017 includes a fully integrated with an on chip LC tan
48. part of the test No gt equipment to PRBS or continuous wave mode Can you hear your vioce from the earphone Yes gt Yes Earphone receiving path problem Can you hear the sound from the earphone Earphone sending path problem EARPHONE WILL WORK PROPERLY 83 4 TROUBLE SHOOTING Earphone detect problem Voltage at R231 28 2 Voltage at Pin 7 of U201 2 8 2 Yes y Yes Resolder R231 Voltage at Pin 5 of U201 Voltage at Pin 6 of U2012 Resolder R103 R104 R208 R209 Yes Y Resolder or replace U201 84 4 TROUBLE SHOOTING Yes Y Earphone receiving path problem Is the signal level at R201 a few tens or hundreds VAC 15 the signal level at pin 6 of U204 a few tens or hundreds VAC Resolder R201 and CN201 Yes Is the signal level at pin 5 of U204 a few tens or hundreds VAC Yes Resolder replace 0204 Y Redownload software Does it work well Yes 85 Change the board 4 TROUBLE SHOOTING Earphone sending path problem Voltage at Pin 3 of 0201 1 5 1 9 VDC
49. su 5 00V Ch2 2 00V 200ns Ch2X 1 40 500 10f3 Chi 200v Mig 1 007 1005 Chi X 1 28 V 21 May 2002 Ch3 200mv TOUS QT Time positon ap Horiz FastFrame Main 50 div Pos Setup Graph 4 11 RF Control Signal Graph 4 12 TXEN TXRAMP TXPA TP409 LE ans TXEN 425 ea R427 TXPA TP407 Data TP408 Clock R405 Check R405 425 427 Check if there is No Any Major Difference gt Download the SW Refer to Graph 4 3 Yes Check TP 407 408 409 Check if there is No Download the SW Any Major Difference Refer to Graph 4 3 Yes Control Signal is OK See next Page to check ANT SW amp Mobile SW 47 4 TROUBLE SHOOTING 4 2 4 Checking TX IQ e gt TXQN C463 100P D no E C464 100P gt Run 500 5 5 Sample Record Length Ma Suede E Fit to Screen OFF 500 4 points in 1 t divs 1000 points in 20divs 2500 points in 5 divs 100 Ch2 iud M Chi 160mV EC 5 D Time Base Ma n Graph 4 13 TX IQ Signal Check C463 464 Check if there is D load the SW Any Major Difference mer ne Refer to Graph 4 10 Yes TX IQ Signal is OK See next Page to check RF TX
50. terminal VINAUXP VINAUXN Hands free kit mic positive negative terminal VOUTAUXP VOUTAUXON Hands free kit speaker positive negative terminal 25 3 TECHNICAL BRIEF 3 8 Power Management ADP3408 Figure 3 10 ADP3408 inner block diagram Power up sequence logic The ADP3408 controls power on sequence Power on sequence If a battery is inserted the battery powers the 6 LDOs Then if PWRONKEY is detected the LDOs output turn on REFOUT is also enabled Reset is generated and send to the AD6522 26 3 TECHNICAL BRIEF LDO block There are 6 LDOs in the ADP3408 Table 3 6 Description 2 86 V is provided to SIM card 2 45 V is provided to the AD6522 amp AD6521 s digital core 2 45 V is provided to the RTC and Backup Battery 2 45 V is provided to the AD6521 I O and used as microphone bias 2 715 V is provided to 2 80 V is provided to Flash Battery charging block It can be used to charge Lithium lon and or Nickel Metal Hydride batteries 25200 use Li lon battery only Charger initialization trickle charging and Li lon charging control are implemented in hardware Charging Process Check charger is inserted or not If ADP3408 detects that Charger is inserted the CC CV charging starts Exception When battery voltage is lower than 3 2V the precharge low current charge mode starts firstly And the battery voltage reach to 3 2V the CC CV charging starts P
51. tweezers to remove the Battery Locker Figure 5 6 Removing battery locker 98 5 ASSEMBLY INSTRUCTION 7 Remove the buttons Figure 5 7 Removing buttons 8 Push away the hinge to remove the folder Figure 5 8 Detaching Folder 99 5 ASSEMBLY INSTRUCTION 9 Remove a hinge from the folder Then detach screw caps and screws Figure 5 9 Removing hinge and screws 10 Place the folder on a desk Then hold the hinge and push it down carefully Finally detach it from the rest hooks shown above Firure 5 10 Disassembly of Folder 100 5 ASSEMBLY INSTRUCTION 11 Detach the rest components as shown below Figure 5 11 Disassembly of Rest components 12 Use driver to lift up the end side of sub window Figure 5 12 Detaching sub window 101 6 DOWNLOAD 6 DOWNLOAD 6 1 Download Setup If you have Battery No TA is Needed Figure 6 1 Download Setup Condition Disconnect TA to the Jig and phone have a battery Check the Battery up to two blocks more 102 6 DOWNLOAD 6 2 Download Procedure 1 Select Erase LET puru Impe y 2 OWCD Overwrite Cal Data
52. 000163 CAP CERAM C CHIP 47 nF 10V HD 1005 ECCH0000163 CAP CERAM CHIP 47 10V HD 1005 ECCH0000163 CAP CERAM CHIP 47 10V HD 1005 0000163 C CHIP 47 nF 10V HD 1005 0000143 C CHIP 1 nF 50V X7R HD 1005 0000163 CAP CERAM C CHIP 47 nF 10V HD 1005 0000163 C CHIP 47 nF 10V HD 1005 0000163 0000182 C CHIP C CHIP 47 nF 10V HD 1005 0 1 uF 10V 1005 RATP ECCH0001811 CAP CERAM CHIP 0 22 uF 50V Z YSV 1005 0000143 C CHIP 1 nF 50V X7R HD 1005 R TP 0000120 C CHIP 39 pF 50V J NPO TC 1005 R TP 0000120 C CHIP 39 pF 50V J NPO TC 1005 R TP 0000120 C CHIP 39 pF 50V J NPO TC 1005 R TP 0000182 C CHIP 0 1 uF 10V HD 1005 RATP O1 CT C1 CT
53. 01 1 Check 405 04 Pin 1 amp 6 Check whether Dual AND gate input is OK For GSM DCS Band Refer to Graph 412 13 Refer toTable 4 2 No Input Signal OK e Refer toTable 4 1 Check U401 Yes No Pin 2 amp 5 15 Set br TX Changing the Board Check R405 is Soldered For these 2 test case Mode well If R 405 is OK TX Stand aloa Mode is needed Refer to Changing the B oard Table 44 Yes Check RF Level of 0405 Pin 5 for GSM amp Pin 3 for DCS 5 335dBm Pin 3 315dBm No Check RF Level of 4 Changing U401 Go to Ne xt Chapter to Check othe r RF Level Changing U405 Changing SW401 0405 Pin 8 Yes v Check SW401 Pin1 amp 2 No with RF Cable ANT SW vc2 EGSM TX 0 1 DCS TX 1 0 EGSM DCS RX 0 0 Check SW401 Pin1 amp 2 with No RF Cable gt Changing SW401 Yes v END For these 2 test case No Call connection is needed 50 Table 4 1 ANT SW Control Logic 4 TROUBLE SHOOTING 4 2 6 Checking Ant SW amp Mobile SW Tek Run 500kS s Sample Run 500 5 5 Sample E Te T MC MCA VC1 1 VC1 meer j Av true Hig h gt nc Low PE xc freee wes cree ccc ccce
54. 0V X5R HD 1005 Yes ECCH00001 CAP CERAMIC CH 1 nF 50V K HD 1005 Yes ECCH00001 CAP CERAMIC CH 47 pF 50V J NPO TC 1005 R TP Yes ECTH0001702 ECCH0000379 CAP TANTAL CHIP CAP CERAMIC CH 4 7 uF 10V M STD 2012 2 2 UF 6 3V X5R HD 2012 Yes Yes ECCH00001 82 CAP CERAMIC CH 0 1 uF 10V X5R HD 1005 R TP Yes ECCH0000379 CAP CERAMIC CH 2 2 UF 6 3V 5 2012 Yes ECCH00001 CAP CERAMIC CH 47 pF 50V J NPO TC 1005 R TP Yes ECCH00001 CAP CERAMIC CH 27 pF 50V J NPO TC 1005 Yes ECCH00001 CAP CERAMIC CH 27 pF 50V J NPO TC 1005 Yes ECCH00001 CAP CERAMIC CH 27 pF 50V J NPO TC 1005 R TP Yes ECCH00001 ECCH00001 CAP CERAMIC CH CAP CERAMIC CH 27 pF 50V J NPO TC 1005 0 1 uF 10V X5R HD 1005 R TP Yes Yes ECCH00001 CAP CERAMIC CH 0 1 uF 10V X5R HD 1005 R TP Yes 00001 CAP CERAMIC CH 27 pF 50V J NPO TC 1005 Yes 00001 CAP CERAMIC CH 27 pF 50V J NPO TC 1005 Yes 00001 00001 CAP CERAMIC CH CAP CERAMIC CH 27 pF 50V J NPO 1005 27 pF 50V J NPO TC 1005 Yes Yes 00001 CAP
55. 21 U204 MAX4624 R157 171 R156 100 100N NC ANN C116 R101 ee 39P 2K HEADSET MIC N The direction of the audio signal from the mic of the HFK The audio signal from the mic of the HFK to U103 AD6521 This part is same with that of the ear mic Refer to the page 1 of the complete circuit diagram for detail 2V8 VMEM 2 6 T HEADSET SPK P HEADSET SPK gt H L The signal flow when HEADSET_EN 1 3 the HFK is activated U204 selects the path of audio signal for the ear mic or the HFK Refer to the page 2 of the complete circuit diagram for detail 94 5 ASSEMBLY INSTRUCTION 5 ASSEMBLY INSTRUCTION 5 1 Disassembly 1 Remove the battery antenna and screws as shown above Figure 5 1 Removing Battery pack screws and Antenna 2 Carefully lift up the bottom of Rare Cover first then hold the covers and twist them Figure 5 2 Disassembly of Rear cover and Front cover 95 5 ASSEMBLY INSTRUCTION 3 Finally carefully remove the rear cover from the hooks on the top of front cover Figure 5 3 Disassembly from the hooks 96 5 ASSEMBLY INSTRUCTION 4 Remove the pin shown below to unlock the PCB 4 Unlocking and removing the PCB Figure 5 97 5 ASSEMBLY INSTRUCTION 5 Use a sharp awl to push away the antenna bushing Figure 5 5 Removing Antenna bushing 6 Use a
56. 3 3 nH 5 1005 ELCH0005003 ELCH0001001 INDUCTOR CHIP INDUCTOR CHIP 12 nH J 1005 10 nH J 1005 R TP ELCH0003806 INDUCTOR CHIP 82 nH 1608 R TP CDMA ELCH0005004 INDUCTOR CHIP 22 nH J 1005 R TP ELCH0001003 INDUCTOR CHIP 6 8 nH J 1005 R TP ELCH0000718 INDUCTOR CHIP 150 nH J 1608 R TP SCHY0000101 COUPLER RF HYBRID 19 0 dB 0 35 dB 24 0 dB 204125095 SMD DUAL COUPLER Level 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 EQBN0007101 TR BJT NPN 130 0 15 W LOW FREQUENCY Level Location No Part No 0007101 Description TR BJT 13 EXPLODED VIEW amp REPLACEMENT PART LIST Specification 0 15 W R TP LOW FREQUENCY Service Yes Remark 004801 TR SMT6 0 2 W Yes ERHY0000246 RES CH 2K ohm 1 16W J 1005 R TP Yes ERHY0001 103 RES CH 0 33 ohm 1 4W F 2012 R TP Yes ERHY0000246 RES CH 2K ohm 1 16W J 1005 R TP Yes ERHY0000241 RES CH 1K ohm 1 16W J 1005 R TP Yes ERHY0000241 RES CH 1K ohm 1 16W J 1005 R TP Yes ERHY0000220 RES CH 100 ohm 1 16W J 1005 R TP Yes ERHY0000241 RE
57. 4 TROUBLE SHOOTING 4 1 2 Checking VCTCXO Circuit 401 3 401 4 2V7 VTCXO D Y401 2012 VC TCXO 208C 413 4 T SN74AHC1GUO4DCKR 1 casg 1 2 4 d De w gt R441 EcL GND 3 R439 15K 2 712 E R433 1M Check Pin 3 VCTCXO Circuit is OK i See next Page to check e Refer to Graph 4 1 Check Pin 3 Yes Changing Y401 Refer to Graph 4 2 No No ANT SW amp Mobil e SW Check U101 PMIC Run 1 00GS s Sample 500mV Graph 4 1 VCTCXO 13MHz 07 15 22 Tek Run 5 00MS7 Ch2 X 1 42V 21 2002 50 0 Ch2 X i 42V 21 2002 Ti 07 13 06 Graph 4 2 VCTCXO 2 7V 98 4 TROUBLE SHOOTING 4 1 3 Checking Control Signal Tek Run 500MS s Hi Res amp 4 amp amp 3 W 1 J Record i Length 4 ove bach iode osa va Bn i TP409 LE 4043 points in 2 1000 points in 2500 S P points in tvs Clock 5 00 V 500 1013 Scale div rigg TP407 Data TP408 Clock Check TP 4043 Download the SW Check TP 407 408 409
58. 522 27 VTCXO 2 4 a 2012 VC TCXO 208C 15k AFC int SN74AHC1GU04DCKR 2 3 GND our AW gt 13MHz L in 3 1k ANV 1M Figure 3 4 VCTCXO Circuit 3 5 Power Supplies and Control Signals There are two regulators used in the phone to provide RF power One is contained inside of ADP3408 U101 power management IC to provide the power for the VCTXO X302 The other is used to provide the power for remaining RF circuits Table 3 2 Regulator Voltage 0 Powers Enable Signal Regulator 1 U1 2V7 VTCXO 27 0 5V VCTXO Regulator 2 0414 RF2V8 2 85 V 0 5 RF circuitry VSYNTHEN RF2 85V 10u VSYNTHEN 2012 Figure 3 5 Regulator Circuit 18 3 TECHNICAL BRIEF 3 6 Digital Main Processor The AD6522 is an ADI designed processor AD6522 DSP s 5 4 bs st m erial Link AD6521 gt BUS EBUS PBUS DMA and BUS ARBITRATION RBUS SBUS Peripheral MCU Subsystem Subsystem SRAM i FLASH ARM7TDMI Figure 3 6 Top level block diagram of the AD6522 internal architecture BUS Arbitration Subsystem It is to work as a cross point for data accesses between the three main busses EBUS is for external accesses primarily from Flash memory for code and da
59. 6K ohm 1 16W J 1005 0000296 RES CHIP 1M ohm 1 16W J 1005 0000203 0000203 RES CHIP RES CHIP 10 ohm 1 16W J 1005 R TP 10 ohm 1 16W J 1005 0000247 RES CHIP 2 2K ohm 1 16W J 1005 R TP SETY0001201 THERMISTOR 22 Kohm SMD 1 0 0 5 SERIES ERHY0000220 RES CHIP 100 ohm 1 16W J 1005 R TP ERHY0000289 RES CHIP 270K ohm 1 16W J 1005 R TP ERHY0000263 RES CHIP 15K ohm 1 16W J 1005 Level 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 ERHY0000201 RES CHIP 132 0 ohm 1 16W J 1005 R TP Level Location No ERHY0000237 Description RES CHIP 13 EXPLODED VIEW amp REPLACEMENT PART LIST Specification 680 ohm 1 16W J 1005 R TP Service Yes Remark ERHY0000254 RES CHIP 4 7K ohm 1 16W J 1005 R TP Yes ERHY0000201 RES CHIP 0 ohm 1 16W J 1005 R TP Yes ERHY0000214 RES CHIP 51 ohm 1 16W J 1005 R TP Yes ERHY0000201 RES CHIP 0 ohm 1 16W J 1005 R TP Yes ERHY0000201 RES CHIP 0 ohm 1 16W J 1005 R TP Yes ESCY0002501 SWITCH TACT 12 V 0 05 A HORIZONTAL 220 65200 TACK S W Yes
60. Battery Type Travel Charger 1 Li ion Battery Standard Voltage 3 7 V Battery full charge voltage 4 2 V Capacity 750 mAh Switching mode charger Input 100 240 V 50 60 Hz Output 5 2 V 600 mA 12 3 TECHNICAL BRIEF 3 TECHNICAL BRIEF 3 1 General Descreption The parts consists of a transmitter part a receiver part a synthesizer part a voltage supply part a VCTCXO part And the main RF Chipset CX74017 U411 is a single chip dual band transceiver for the extended global system for mobile communication E GSM900MHz Digital communication system DCS1800MHz voice and data transfer applications This device integrated a direct conversion receiver architecture which eliminates the need of Intermediate Frequency a transmitter based on a modulation loop architecture and fractional N synthesizer part with built in and Local VCO 3 2 Receiver The Receiver part in CX74017 contains all active circuits completely full receiver chain with the exception of discrete front end RF SAW filters The filtered and amplified signal is down converted in the RF mixer to the baseband output The receiver path is supported by internal channel filtering The RF front end circuit is shown Figure 3 1 u408 SAFSE942MAL 25 Y
61. C block interface Countered by external X TAL The X TAL oscillates 32 768KHz LCD module interface Controlled by LCD MAIN SUB CS LCD RES LCD WR RD DATA 00 07 ports Table 3 3 LCD MAIN CS LCD SUB CS LCD chip enable Each LCD has CS pin LCD RES This pin resets LCD module This pin determines whether the data to LCD module is display data or control data RD Read Write control DATA 00 07 Parallel data line LCD 0 RF interface The AD6522 control RF parts through TXEN RXON1 RXON2 AGCEN SDATA SCLK SEN etc Table 3 4 Signal Name Description TXEN TX Enable Disable LNA Mixer1 On Off Mixer 2 On Off AGC Enable Disable Serial Data to PLL Clock to PLL PLL Enable Disable 22 3 TECHNICAL BRIEF SIM interface The AD6522 check status periodically in call mode if SIM card is inserted or not but the AD6522 don t check in deep sleep mode Interface by SIM IO SIM CLK SIM RST Table 3 5 Description This pin receives and sends data to SIM 25200 support only 3 0 SIM IO volt interface SIM card SIM CLK Clock 3 5MHz frequency SIM RST Reset SIM block C3 GPO 23 gt KEY_BACKLIGHT ovo SIM Ji R116 0 GPIO 22 ET gt PLL PD g B AAA GPIO 23 lt 5 B GPIO 24 l
62. CERAMIC CH Yes 00001 CAP CERAMIC CH 0 1 uF 10V X5R HD 1005 R TP 0 1 uF 10V X5R HD 1005 R TP Yes 00001 CAP CERAMIC CH 39 pF 50V J TC 1005 Yes 00001 CAP CERAMIC CH 39 pF 50V J TC 1005 Yes 00001 CAP CERAMIC CH 47 pF 50V J NPO TC 1005 R TP Yes 00001 CAP CERAMIC CH 1 5 pF 50V C NPO TC 1005 R TP Yes ECCH0000247 CAP CERAMIC CH 1 nF 50V J NPO TC 1608 Yes 00001 1 CAP CERAMIC CH 12 pF 50V J NPO TC 1005 Yes 00001 01 CAP CERAMIC CH 0 5 pF 50V C NPO TC 1005 R TP Yes 0000901 CAP CERAMIC CH 2 2 pF 50V C NPO TC 1005 R TP Yes 00001 82 CAP CERAMIC CH 0 1 uF 10V X5R HD 1005 R TP Yes 00001 15 CAP CERAMIC CH 22 pF 50V J NPO TC 1005 Yes 00001 22 CAP CERAMIC CH 47 pF 50V J NPO TC 1005 R TP Yes 00001 10 CAP CERAMIC CH 10 pF 50V D NPO TC 1005 R TP Yes 00001 CAP CERAMIC CH 33 pF 50V J TC 1005 Yes 00001 CAP CERAMIC CH 12 pF 50V J NPO TC 1005 R TP Yes 00001 CAP CERAMIC CH 0 1 uF 10V X5R HD 1005 R TP Yes
63. CTI SAMPLE RATE FILTER CONV VOICEBAND SERIAL PORT MCLK MCLKEN Figure 3 9 AD6521 function block diagram 24 3 TECHNICAL BRIEF BB Transmit section This section generates in phase and quadrature BB modulated GMSK signals 0 3 in accordance with GSM 05 05 Phase 2 specifications The transmit channel consists of a digital GMSK modulator a matched pair of 10 bit DACs and a matched pair of reconstruction filter BB Receive section This section consists two identical ADC channels that process baseband in phase l and quadrature Q input signals Each channel consists of a coarse switched capacitor input filter followed by a high order sigma delta modulator and a lowpass digital filter Auxiliary section This section contains two auxiliary DACs AFC DAC IDAC for system control This section also contains AUX ADC and Voltage Reference AUX ADC 6 channel 10 bits AFC DAC 13 bits IDAC 10 bits Voiceband section Receive audio signal from MIC G5200 use differential configuration Send audio signal to Receiver 25200 use differential configuration It interconnect with external device like main microphone main receiver ear phone and Hands free kit through the VINNORP VINNORN VOUTNORP VOUTNORN VINAUXP VINAUXN VOUTAUXP VOUTAUXN VINNORP VINNORN Main MIC positive negative terminal VOUTNORP VOUTNORN Main Receiver positive negative
64. D 1005 R TP Yes 13 EXPLODED VIEW amp REPLACEMENT PART LIST Level Location No 0000115 Description CAP CERAMIC CHIP Specification 22 pF 50V J NPO TC 1005 R TP Service 0000130 CAP CERAMIC CHIP 150 pF 50V J SL TC 1005 R TP ECTZ0003801 CAP TANTAL CHIP MAKER 70 uF 6 3V L ESR ETC RAP 0000139 70 pF 50V X7R HD 1005 0001701 TANTAL CHIP 10 uF 6 3V M L ESR 2012 0000182 CAP CERAMIC CHIP 1 uF 10V 5 HD 1005 0000115 2 pF 50V J NPO TC 1005 0000276 CAP CERAMIC CHIP 1 uF 10V Z Y5V HD 1608 R TP 0000143 1 nF 50V X7R HD 1005 0000182 CAP CERAMIC CHIP 0 1 uF 10V 1005 0000115 CAP CERAMIC CHIP 22 pF 50V J NPO TC 1005 R TP 0000110 0000115 CAP CERAMIC CHIP CAP CERAMIC CHIP 10 pF 50V D NPO TC 1005 R TP 22 pF 50V J NPO TC 1005 R TP 0000182 CAP CERAMIC CHIP 0 1 uF 10V 1005 0000189 CAP CERAMIC CHIP 680 pF 50V J X7R HD 1005 R TP 0000133 CAP CERAMIC CHIP 220 pF 50V K X7R HD 1005
65. DCS 1805 1880 805 2 gt gt a Em Base Band U407 SAFSE1G84KA 2 gt 925 74 Zu T L t A 2 t gt Block A ug 1 gt LO ANT S W U405 SHS M090B Figure 3 1 RF front end circuit 13 3 TECHNICAL BRIEF A RF front end RF front end consists of Antenna Switch U405 dual band LNAs integrated in transceiver U41 1 The Received RF signals GSM 925MHz 960MHz DCS 1805MHz 1880 2 are fed into the antenna or mobile switch An antenna matching circuit is between the antenna and the mobile Switch The Antenna Switch U405 is used to control the Rx and TX paths And the input signals VC1 and VC2 of a U405 are connected to 2 Input AND Gates U401 to switch either TX or RX path on When the RX path is turned on the received RF signal then feeds either Rx 900 RF or 1800 RF path selected by GSM RX and DCS RX respectively This Rx 900 RF path contains one SAW filter followed after the Antenna Switch U405 to filter any unwanted signal apart from the DCS RX band And the RX 1800 RF path is the same case The logic and current for Antenna Switch is given below Table 3 1 Table 3 1 The logic and current LL ow om These two paths are then connected to the LNAGSMN 11 and LNADCSIN 13 of CX74017 0411 respectively A low noise bipolar RF amplifier contained within t
66. EYROW A 1 20 5123 018 8 VF CON22P vll p tp gt KEYCOL 0 4 KEYCOL 1 SSS KEYCOL 2 KEYCOL 3 KEYCOL 4 LCD CONNECTOR FLIP SWITCH a 2V8 VMEM VBAT 2 45 mile ee elm eim ave 4 il 4 4 f 4 4 4 j 7 HKEYCOL HKEYROW R319 SPK 68k e KEY BACKLIGHT REC REC VIBRATOR 10 SUB cS mo 100n R321 R320 R322 sesso LED G 3 100K 10 LED MAIN BACKLIGHT yl 1 d 100 LCD 0 WR DATA 0 DATA 1 DATA 2 DATA 3 DATA 4 DATA 5 DATA 6 E DATA 7 E 1 0 RS VIBRATOR ERE a0P CON VBAT VBAT R307 ean 9 VIBRATOR mani 5 LED lt LED R E ie VCHARGE mas 25055857L TK F VIBRATOR 2 F 1 RPWRON 100k L 1 2 3 4 5 6 7 8 111 8 CIRCUIT DIAGRAM 8 4 RF
67. Graph 4 7 IQ Signal Check C465 466 Check if there is Any Major Difference Refer to Graph 4 4 Check C465 or C466 Check if there is Any Major Difference Refer to Graph 4 5 4 TROUBLE SHOOTING Jide pesti ihe d vr in SE CR S RXIN RXQN RXIP RXQP 500kS s 255 Acqs i T 1 A Cursor 1 400 Function Off 24 H Bars V Bars Paired 1 M 100ps chi 980mv ime Function ae seconds Graph 4 8 RX I Signal Extended Replace U411 Replace U411 Redownload the Software And calibrate 43 4 TROUBLE SHOOTING 4 2 Tx Trouble START HP8922 Test mode 62 CH 7 level setting TCH 62 CH 60dBm setting BCCH Spectrum analyzer setting Ocilloscope setting Y 1 Check Regulator Circuit 3 Check Control Siganl 5 Check RF TX Level 6 Check Ant SW amp Mobile SW Y Redownload SW CAL E voz nos 1 4 5 Rx Check Area aH in L6 u620D r 5 08 18 Now See next Page to see How to check each parts 44 Eu 4 TROUBLE SHOOTING 4 2 1 Checking Regulator Circuit If you already Check this point while checking RX part You can Skip this Test U414 1
68. HIP 100 ohm 1 16W J 1005 R TP ERHY0000214 ERHY0000221 RES CHIP RES CHIP 1 ohm 1 16W J 1005 110 ohm 1 16W J 1005 0000241 RES CHIP 1K ohm 1 16W J 1005 0000221 RES CHIP 110 ohm 1 16W J 1005 R TP 0000203 RES CHIP 10 ohm 1 16W J 1005 R TP 0000231 RES CHIP 390 ohm 1 16W J 1005 R TP 0000231 RES CHIP 390 ohm 1 16W J 1005 R TP 0000214 RES CHIP 51 ohm 1 16W J 1005 R TP 0000234 RES CHIP 510 ohm 1 16W J 1005 R TP 0000221 RES CHIP 110 ohm 1 16W J 1005 0000214 RES CHIP 51 ohm 1 16W J 1005 R TP 0000214 RES CHIP 51 ohm 1 16W J 1005 R TP 0000201 RES CHIP 0 ohm 1 16W J 1005 R TP 0000227 RES CHIP 240 ohm 1 16W J 1005 R TP 0000203 RES CHIP 10 ohm 1 16W J 1005 R TP 0000220 RES CHIP 100 ohm 1 16W J 1005 R TP 0000247 RES CHIP 2K ohm 1 16W J 1005 0000265 RES CHIP OK ohm 1 16W J 1005 R TP 0000245 RES CHIP 1 8K ohm 1 16W J 1005 R TP 0000141 RES CHIP 9K ohm 1 16W F 1005 R TP 0000203 RES CHIP 10 ohm 1 16W J 1005 R TP 0000255 RES CHIP
69. Hook Rasi gt gt sack DETECT R212 R209 390K VOUTNORN gt 10 Receiver Path 1608 gt rece ciao 10008 HEADSET P s MIC P R201 3 A HEADSET SPK P 1 cras NU 8 8 2 9001 8905 040 2012 5 V R218 5 A BASING SING a el 5 5 NEU E DATA 8 15 32222822 444 EISE 0202 212 R214 R213 maxas 2 22n 33K m I z gt gt Speaker Speaker Path iis n 4 12 eor sour 19 390p 331 Firma ee n SPK EN CS EA uzos sevss 19 diu sPvoD 2 mar cS n 8 z 1 svi 10K RD Pour 10 N b STETE e 38 11 L R227 5 5 i82 8 ZAR E 2 20 i 2 TAN CAP2012 hw 2 VY 7 ARIE TP130 ES lt RESET T 8 8 x amp ls 5 1868 5 a 212 e s 8 U204 MAX4624 2 HEADSET SPK HEADSET sek 2 80 gt veat 20s HEADSET_EN MAX4624 ACTIVE m 1 2 vour 4 8 orr _ GND 229 28 4 R221 2012 B E ON
70. IAGRAM 106 71 ire 106 107 107 8 CIRCUIT DIAGRAM 109 8 1 Baseband Interface 109 8 2 110 8 3 KYE amp LCD CON 111 8 A Bine esatto 112 9 PCB LAYOUT 113 10 ENGINEERING MODE 115 10 1 BB Test MENU 1 115 10 2 RF Test MENU 2 117 10 3 MF Mode MENU 3 118 10 4 Trace option MENU 4 119 10 5 Call Timer MENU 5 119 10 6 Fact Reset MENU 6 119 10 7 S W version MENU 7 119 11 STAND ALONE TEST 120 11 1 Introduction 2 2 2 2 120 11 2 Setting Method 120 11 3 Means of Test 120 12 AUTO CALIBRATION 121 12 1 Overview 121 12 2 Requirements 121 12 3 Menu and settings 121 124 123 125 APC S one eu deaths 123 12 6 eh ennt SMS 123 12 7 Setting 123 12 8 How to do calibration 123 13 EXPLODED VIEW amp REPLACEMENT PART LIST 124 13 1 Exploded View
71. IDI MIDI RESET C214 117 T TAN CAP2012 toon 470 5218 4 100n pom LOD R223 123981 4 223 Lau R221 2012 BYPASS VEN LDO SD vour sENsE GND lt 15 0 C221 C222 220 2012 Figure 3 17 Speaker amp MIDI IC MA 3 is a synthesizer LSI for mobile phones that realize advanced game sounds This LSI has a built in speaker amplifier and thus is an ideal device for outputting sounds that are used by mobile phones in addition to game sounds and ringing melodies that are replayed by a synthesizer The synthesizer section adopts stereophonic hybrid synthesizer system that are given advantages of both FM synthesizers and Waveform table synthesizers to allow simultaneous generation of up to thirty two FM tones and eight Waveform table tones Since FM synthesizer is able to present countless tones by specifying parameters with only several tens of bytes memory capacity and communication band can be saved and thus the device exhibits the features in operating environment of mobile phones such as allowing distribution of arbitrary melodies with tones On the other hand since Waveform table synthesizer complies with downloading of tones from host CPU arbitrary ADCM PCM tones can be treated from sequencer in addition to t
72. Kohm 1 16W F 1005 R TP Yes Yes ERHY0000147 RES CH 56K ohm 1 16W F 1005 R TP Yes ERHY0000280 RES CH 100K ohm 1 16W J 1005 R TP Yes ERHY0000244 RES CH 1 5K ohm 1 16W J 1005 R TP Yes ERHY0000241 RES CH 1K ohm 1 16W J 1005 R TP Yes ERHY0000220 RES CH 100 ohm 1 16W J 1005 R TP Yes ERHY0000280 RES CH 100K ohm 1 16W J 1005 R TP Yes ERHY0000201 RES CH 0 ohm 1 16W J 1005 R TP Yes ERHY0000280 RES CH 100K ohm 1 16W J 1005 R TP Yes ERHY0000202 RES CH 4 7 ohm 1 16W J 1005 Yes ERHY0000202 RES CH 4 7 ohm 1 16W J 1005 Yes ERHY0000198 RES CH 1 Mohm 1 16W F 1005 Yes ERHY0000512 RES CH 10M ohm 1 16W J 1608 R TP Yes ERHY0000296 RES CH 1M ohm 1 16W J 1005 Yes ERHY0000198 RES CH 1 Mohm 1 16W F 1005 Yes ERHY0000199 RES CH 680 Kohm 1 16W F 1005 R TP Yes ERHY0000138 RES CH 33K ohm 1 16W F 1005 R TP Yes ERHY0000138 RES CH 33K ohm 1 16W F 1005 R TP Yes ERHY0000278 RES CH 82K ohm 1 16W J 1005 R TP Yes ERHY0000250 RES CH 3 3K ohm 1 16W J 1005 Yes ERHY0000261 RES CH 10K ohm 1 16W J 1005 R TP Yes ERHY0000261 RES CH 10K ohm 1 16W J 1005 R TP
73. LJ TA Ot 2 Tm yr 17 kk abe Seat U414 2 U414 6 RF2 85V VBAT 0414 gt ADP3330 2V85 1 2 5 C460 2 20 6 2012 C457 ELE 10U 2012 VSYNTHEN 470P Check Pin 6 Check Pin 1 No Changing the Board Regulator C ircuit is OK Replace U414 See next Page to check VCTCXO 45 4 TROUBLE SHOOTING 4 2 2 Checking VCTCXO Circuit If you already Check this point while checking RX part You can Skip this Test Y401 3 VTCXO 55 2012 20 SNTARHCTGUDADCKR Check Pin 4 Refer to Graph 4 7 Changing Y401 VCTCXO Circuit is OK HR Soar Page to cack ANT SW amp Mobile SW No No Check U101 PMIC Tek Run bina Sample Run 5 00MS s Sample 450 086 2 1 42 21 2002 07 15 22 07 13 06 Graph 4 9 VCTCXO 13MHz Graph 4 10 VCTCXO 2 7V 46 4 TROUBLE SHOOTING 4 2 3 Checking Control Signal Run 500 5 5 Hi Res Tek Run 500kS s Sample Ht Record Length i i width o wfm dons not Fit to Screen 77 4 cross 4 500 points 10divs 1000 points in 04 __ __ 2500 points in todivs
74. Level 48 4 TROUBLE SHOOTING 4 2 5 Checking RF TX Level 7777 17 3 401 3 T A m 4 55 Bt 401 1 vO NOs 9201 p ER BEST E R411 L408 ow m U409 8 U412 1 Check R407 For GSM Output Soldering check R409 R407 R404 C43 1 For GSM R411 R415 R417 For DCS Check U409 Pin1 For GSM Pin 8 For DCS To Check Attenuation Circuit GSM 2dBm DCS 0dBm CheckL405 For GSM 1408 DCS To Check PAM OutputPower Caution L405 amp 408 is NC So Check Proper Pointindicated onPic GSM 15dBm Changing N401 Check 0412 Pin1 To Check APCIC Input Power Check C432 To Check Coupling Power to APCIC Check N401 Pin1 For GSM Pin 3 For DCS To Check Couplre Output Power Changing N401 Soldering ch eck GSM 6dBm DCS 3dBm C432 R422 R420 R421 RF TX Level before ANT SW is OK S Check R472 To Check VAPC Level Download the SW amp Calibrate See next Page to check ANT SW amp Mobile SW For these RF TX Level test case TX Stand alone Mode is needed Changing 0409 49 4 TROUBLE SHOOTING 4 2 6 Checking Ant SW amp Mobile SW SW401 2 0405 8 U405 5 0405 3 401 1 0405 11 0405 2 Check Pin 2811 Check whether AntSW Set as TX mode Refer to Graph 440 11 04
75. NICAL BRIEF 3 3 Transmitter Part The Transmitter part contains CX74017 active parts and PAM APC IC coupler and Antenna Switch The CX74017 active part consists of a vector modulator and offset phase locked loop block OPLL including down converter phase detector loop filter and dual band transmit VCO which can operate at either final RF output frequency The RF GMSK outputs from the transmit VCO are fed directly to the RF power amplifiers U405 SHS MO90B ANT S W fx Base U409 PF08107B N401 LDC15D lt gt GSM 880 925MHz T lt 5 DCS 1710 1785MHz F lt q Q Li x 4 TXEN X U412 AD8315 Figure 3 2 Transmitter Block diagram The peak output power and the profile of the transmitted burst are controlled by means of a closed feedback loop A dual band directional coupler is used to sample the RF output from either PA The PA outputs from the directional coupler pass to the antenna connector via Antenna Switch A IF Modulator The baseband converter BBC within the GSM chipset generates and Q baseband signals for the transmit vector modulator The modulator provides more than 40dBc of carrier and unwanted side band rejection and produces a GMSK modulated signal The baseband software is able to cancel
76. OFF BYPASS VEN lt LDO_SD 5 C221 C222 220 2012 2 3 4 5 6 7 8 110 8 CIRCUIT DIAGRAM 8 3 KEY I F amp LCD CON 1 2 3 4 5 6 7 8 5310 m F CONNECTOR POWERKEY s304 5308 SIDEKEY SIDEKEY 33 1 KEYROW 0 4 CO e HKEYROW MU gt HKEYCOL VCHARGE KEYROW O 4 4 4 m BA 5 s315 soa ET s201 ES E BS psr O 1 02 6 e USC 0 is SOFT2 uP usc usce 3v usc Ba 5316 son s306 O04 O 5 5 e scis SEND RIGHT ACCESSORY DETECT 4 4 4 4 at B B i ra ra SPK B 9 9 4 e HFK MIC P SOFTI LEFT HEADSET MIC N KEYROWY 4 4 4 4 RPWRON ay s324 5323 s322 9305 9309 BAT TEMP BN ES 5 5 MAC DOWN K
77. ON ASSY FUNCTION METAL SILVER BUTTON Yes 5 MHGD01 MHGD0001101 HOLDER LCD SUB 26 7X38 5 Yes 6 SVLMOO SVLM0003001 LCD MODULE 128128 96 64 DUAL LCD 4GRAY FSTN Yes M7 SBCLOO SBCL0000901 BATTERY CELL LITHIUM 2 00 V4 0 mAh COIN BACKUP BATTERY Yes M8 SJMY00 SJMY0003601 VIBRATOR MOTOR 3 0 V 0 085 A 10 25 G5200 VIBRATOR Yes 9 10 505 00 SURY00 SUSY0006201 SURY0005401 SPEAKER RECEIVER ASSY 8 ohm 86 dB 15 mm G5200 SPEAKER ASSY 99 dB 32 ohm 13 2 7 G5200 REEIVER Yes Yes 11 SACY00 SACY0005501 PCB ASSY FLEXIBLE G5200 LCD LCD Connector Header Socket Yes 12 HGD00 HGD0001001 HOLDER LCD AIN 37 8X44 9 Yes 13 ACGH0005602 COVER ASSY FOLDER LOWER COBALT BLUE Cobalt Blue Yes ACGH0005601 COVER ASSY FOLDER LOWER ETAL SILVER Metal Silver Yes 14 00 0015801 WINDOW LCD 15 GMZZ00 GMZZ0003201 SCREW MACHINE 3 5 mm 3 5 MSWR3 FN N STR M1 7X3 5 DIA3 5 Yes 16 00 0003907 CAP SCREW COBALT BLU Cobalt Blue Yes CCH0003906 CAP SCREW ETAL SILVER Metal Silver Yes 17 HFD00 HFD0000401 HINGE FOLDER LG 510 511 512 5 7 0 0 05 X 16 4 Yes 18 MBJLOO BJL0003201 BUTTON SIDE i Silver Yes 19 MCJK00
78. PCY0010201 LCD MODULE lease refer to the Expl loded View SBCLO0 BATTERY CELL LITHIUM lease refer to the Expl loded View SJMY00 SUMY00 SUMY0004101 VIBRATOR MOTOR MICROPHONE lease refer to the Expl 42 dB 6 1 3 loded View G5200 C MIC SURY00 RECEIVER lease refer to the Expl loded View SUSY00 SPEAKER loded View SBPLOO BATTERY PACK LI ION lease refer to the Expl loded View ACGMOO COVER ASSY REAR CONTACT ASSY ANTENNA lease refer to the Expl lease refer to the Expl loded View loded View COVER REAR lease refer to the Expl loded View GASKET SHIELD FORM 8X10 8X0 3t MGADO0008101 LOCKER BATTERY lease refer to the Expl loded View SPRING LOCKER lease refer to the Expl loded View DOME ASSY METAL lease refer to the Expl loded View SCREW MACHINE Please refer to the Exp 4 lease refer to the loded View MCCF0002002 CAP MOBILE SWITCH 10 510 511 512 COBALT BLUE CAP MOBILE SWITCH 10 510 511 512 METALIC SILVER 3 3 4 4 5 5 5 5 5 5 4 5 5 5 5 5 5 4 5 5 5 5 5 4 4 4 4 4 4 4 4 4 4 4 4 5 5 5 4 3 3 3 3 3 2 3 4 4 4 4 4 3 3 3 3 2 002003 ANTENNA
79. PERLY 75 4 TROUBLE SHOOTING Soldering Check in LCD Module Vibrator When the vibrator N works the current flow 2 A YS in this directoin When the vibrator works the signal at this point goes to 2 8V From the vibrator at gt CD module via CN301 SN When the vibrator works lt lt me the voltage at this point 1K VIBRATOR WW goes to almost 0 V R311 100K 76 4 TROUBLE SHOOTING 4 10 Backlight Trouble Setting Connect PIF to the phone and power on Enter engineering mode and set Backlight on at BB test Backlight menu START Is the voltage level at Pin2 at 0302 about 450 500mV Check the soldering of R319 R321 Yes Are all LEDs D302 D313 not working No Check the soldering or replace LEDs not working Yes Replace Q302 and try again BACKLIGHT WILL WORK PROPERLY 77 4 TROUBLE SHOOTING R321 0302 2 R319 VBAT KEY BACKLIGHT D313 gt 0311 gt p D308 D309 D306 m m m m D303 4 KEY BACKLIGHT ELE 2 100K V spass 78 4 TROUBLE SHOOTING 4 11 Folder on off Trouble Setting Connect PIF to the phone and power on Check the magn
80. R TP 0003401 ECFD0000101 CAP CERAMIC CHIP CAP FILM MPP 10 uF 6 3V Z Y5V HD 2012 8200 pF 16V J NI SMD 2 0 mm R TP 0000139 CAP CERAMIC CHIP 470 pF 50V K X7R HD 1005 0000379 CAP CERAMIC CHIP 2 2 6 3V HD 2012 0000379 CAP CERAMIC CHIP 2 2 6 3V HD 2012 0000143 CAP CERAMIC CHIP 1 nF 50V X7R HD 1005 0000128 100 pF 50V J NPO 1005 R TP 0000128 100 pF 50V J NPO 1005 R TP 0000128 0000128 CAP CERAMIC CHIP CAP CERAMIC CHIP 100 pF 50V J NPO TC 1005 R TP 100 pF 50V J NPO TC 1005 R TP 0000182 CAP CERAMIC CHIP 0 1 uF 10V 1005 0000110 CAP CERAMIC CHIP 10 pF 50V D NPO TC 1005 R TP 0000174 CAP CERAMIC CHIP 2 pF 50V C NPO TC 1005 R TP ENSY0007602 ENJE0002301 CONN SOCKET CONN JACK PLUG EARPHONE 6 PIN ETC mm Height 2 7mm 3 5 PIN G7000 EAR JACK 3pole 5pin KSD ENBY0010901 CONNECTOR BOARD TO BOARD 30 PIN 0 5 mm STRAIGHT B to B CNT HEAER ENEY0002501 CONN RECEPTACLE 18 PIN 3 0 0 5 PITCH 18 PIN POWER EDSY0005201 ODE SWITCHING SMD 30 V
81. S CH 1K ohm 1 16W J 1005 R TP Yes ERHY0000246 RES CH 2K ohm 1 16W J 1005 R TP Yes ERHY0000278 RES CH 82K ohm 1 16W J 1005 R TP Yes ERHY0000220 ERHY0000282 RES CH RES CH 100 ohm 1 16W J 1005 R TP 120K ohm 1 16W J 1005 R TP Yes Yes ERHY0000220 RES CH 100 ohm 1 16W J 1005 R TP Yes ERHY0000246 RES CH 2K ohm 1 16W J 1005 R TP Yes ERHY0000220 RES CH 100 ohm 1 16W J 1005 R TP Yes ERHY0000286 ERHY0000201 RES CH RES CH 200K ohm 1 16W J 1005 R TP 0 ohm 1 16W J 1005 R TP Yes Yes ERHY0000265 RES CH 20K ohm 1 16W J 1005 R TP Yes ERHY0000220 RES CH 100 ohm 1 16W J 1005 R TP Yes ERHY0000512 RES CH 10M ohm 1 16W J 1608 R TP Yes ERHY0000280 RES CH 100K ohm 1 16W J 1005 R TP Yes ERHY0000213 RES CH 47 ohm 1 16W J 1005 Yes ERHY0000280 RES CH 100K ohm 1 16W J 1005 R TP Yes ERHY0000201 ERHY0000201 RES CH RES CH 0 ohm 1 16W J 1005 R TP 0 ohm 1 16W J 1005 R TP Yes Yes ERHY0000201 RES CH 0 ohm 1 16W J 1005 R TP Yes ERHY0000261 RES CH 10K ohm 1 16W J 1005 R TP Yes ERHY0000261 RES CH 10K ohm 1 16W J 1005 R TP Yes ERHY0000261 ERHY0000188 RES CH RES CH 10K ohm 1 16W J 1005 R TP 430
82. SM TX 0 1 DCS TX 1 0 EGSM DCS RX 0 0 Table 4 1 ANT SW Control Logic 40 Run 500 5 5 Run 500 5 5 Sample Ch2 2 00 2 00v 1004 Chi X Graph 4 4 ANT SW Control GSM DCS RX Mode Sample E F Low Low 1 28 V 21 May 2002 16 09 35 RX Low High Low 4 a ve Graph 4 5 Dual AND Gate input For GSM RX Mode ANTSW GSMSEL DCSSEL TXPA EGSM TX 1 0 1 DCS TX 0 1 1 EGSM RX 1 0 0 DCS RX 0 1 0 Table 4 2 ANT SW Control Logic 720mV 12 Jun 2002 17 50 18 41 4 TROUBLE SHOOTING U405 LMGOO2S 5008C 4 amp DCS TX 7 GND2 5 GND4 12 GND5 DCS GND6 EGSM 10 GND7 _ gt gt 1 2 eo C405 RF2 85V U401 7 208 6468 illa vec 0 1U 2 B1 Yi B L 4 anD A2 C408 R405 100 Run 500 5 5 Sample disse aparte rtp ent mee aaan eret Bere er M darent Pede fad High 1 Low 1 Low Chi 5 007 e Graph 4 6 Dual AND Gate input 5007 5 00 V iW Toons Chi For DCS RX Mode 720mV 12 Jun 2002 17 52 13 4 TROUBLE SHOOTING 4 1 5 C
83. TROUBLE SHOOTING 2V45 VAN AAA C C118 MIC101 OB 22S40 C33 MIC101 The voltage at this point goes to almost when the mic is activated C135 _ R113 SP ide 5 Mic activating signal ab Mic is activated when this signal goes to HIGH The signal flow of R110 R112 the microphone to C129 C132 3 o2SC5585TL U103 AD6521 ile PG WM USC 3 R151 1 MIC MIC as 100K Tek Run 25 0kS s Sample C2 RMS 33 2mV MIC RMS 32 9mV MIC tha 200mvX M2 00ms Ch2 7 40mV 11 2002 22 02 21 200mv The waveforms at and MIC 74 4 9 Vibrator Trouble 4 TROUBLE SHOOTING Setting Connect PIF to the phone and power on Enter the engineering mode and set Vibrator On at BB Test Vibrator menu START Is the voltage at pin 3 Q301 near Check the soldering of R309 No Resolder R309 Yes Yes Replace Q301 Check the soldering of R301 No Resolder R301 Yes Resolder CN301 Check the soldering of CN301 No Yes Check the soldering of No vibratior at LCD module Resolder vibrator Yes Replace Vibrator VIBRATOR WILL WORK PRO
84. ase generation together with the synthesizer interface which form the radio control Direct Memory Access is located between the three system buses PBUS RBUS and EBUS and can move any data from any address location on one system bus to any address location on another system bus 20 3 TECHNICAL BRIEF Keypad M atris 16 bit optional DISPLAY parallel serial Acces Devices AD6522 GSM PROCESSOR li HIF KEYPADCOL 4 9 KEYPADROWI A D TCK TM5 TDI BACKLIOHT FTAGMSL OPIO USCTX RX CLK Serial 9 Oesaric Serial ROMCS OQemeric Port D ADDG23 0 DATA 14 9 VDDERTX RANCS RESET RD wk URS LES DISPLAYCS LCDCTI Oeseric Serial lt a OGNDCOZIE ASDO ASKS ASDI orcso orcs Oeseric Serial D A Oeseric Serial 0 1 ing SIM Serial Interface CLEOUT_GATE CL KOUT VRCRESET CLEIN RF hbstarfaca Qesersc Port E ve RADIO 1406523 ADESI4 Syatheszeer 13M Hz Figure 3 7 System interconnection of AD6522 external interfaces 21 Universa System use Power Sub svysarem 203521 RF Timing BX interface VOKR Ur Bazzor APC MODE JTAG 3 TECHNICAL BRIEF Interconnection with external devices RT
85. e item calibration will stop from the unchecked item This is useful when you want to process only one item 12 8 How to do calibration Connect cable between phone and serial port of PC Connect Ag8960 equipment and phone Set correct port and baud rate Press Connect to phone button so that the state change to SETUP Set band to EGSM Select AGC tab Press Start button AutoCal process all calibration procedure i AGC EGSM AGC DCS ii EGSM iv DCS v ADC H After finished all measurement The state is return to SETUP Select Edit gt Make bin amp write then cal bin file will be generated and then the calibration data will be written into phone 123 13 EXPLODED VIEW amp REPLACEMENT PART LIST 13 EXPLODED VIEW amp REPLACEMENT PART LIST 13 1 Exploded View 124 13 EXPLODED VIEW amp REPLACEMENT PART LIST Parts List of Exploded View gt Level Mt Location No MDAE00 Part No MDAE0004002 Description DECO FOLDER UPPER Specification BLUE Service Cobalt Blue Remark Yes MDAE0004001 DECO FOLDER UPPER Cool Gray Metal Silver Yes M2 MWAFO0002601 WINDOW LCD SUB SUB Yes M3 ACGJ00 ACGJ0010302 ACGJ0010301 COVER ASSY FOLDER UPPER COVER ASSY FOLDER UPPER COBALT BLUE METAL SILVER Cobalt Blue Metal Silver Yes Yes M4 ABGBOO ABGB0000401 BUTT
86. et in the folder No 9 Place the magnet properly Yes Voltage at Pin 21 of U101 2 8 Voltage at Pin 1 of 0301 2 8 7 Replace 0101 Yes Yes Resolder U301 Open Folder Voltage at Pin 2 of U301 2 8 No gt Resolder R310 amp U301 Yes Close Folder or get close any magnet to U301 Voltage at Pin 2 of U301 0V 0301 Yes Does it work properly gt Change the board Yes FOLDER WILL WORK PROPERLY 79 4 TROUBLE SHOOTING R310 4 denm d 2V8 VMEM 305 100n This component operate U301 1 The voltage at this point goes from 2 8V 100 V when the folder is closed R310 AM U105 AD6522 _ C306 100n when a magnet get close here 80 4 TROUBLE SHOOTING 4 12 SIM Detect Trouble Setting Insert the SIM into CN101 Connect PIF to the phone and power on START Does the SIM supports 3V Change the SIM Our Phone supports SIM only Yes Voltage at Pin 1 of CN10 2 9 2 Voltage at Pin 19 of U10 2 8V No Replace U101 Yes Yes Y Resolder CN101 heck the soldering conditi
87. exible Printed Circuit Board GMSK Gaussian Minimum Shift Keying GPIB General Purpose Interface Bus GPRS General Packet Radio Service GSM Global System for Mobile Communications International Portable User Identity Intermediate Frequency Liquid Crystal Display Low Drop Output Light Emitting Diodet LG GSM Phone LG Electronics Offset Phase Locked Loop Power Amplifier Module Printed Circuit Board Programmable Gain Amplifier Phase Locked Loopr Public Switched Telephone Network Radio Frequency Receiving Loudness Rating Root Mean Square Real Time Clock Surface Acoustic Wave Subscriber Identity Module Sending Loudness Rating Static Random Access Memory Side Tone Masking Rating Travel Adapter 1 INTRODUCTION Time Division Duplex VCTCXO Time Division Multiple Access Universal Asynchronous Receiver Transmitter Voltage Controlled Oscillator Voltage Control Temperature Compensated Crystal Oscillator WAP Wireless Application Protocol 2 PERFORMANCE 2 PERFORMANCE 2 1 H W Features Standard Battery Feature Li ion 750 mAh Size 41 x73 9 x5mm Weight 22 g Comment TCVR Current GSM EGSM 243 mA DCS 209 mA Stand by Current lt 4mA Talk time Stand by time Up to 3 hours GSM TX Level 7 Up to 200 hours Paging Period 9 RSSI 85 dBm Chargin
88. g time 2 hours 30mins RX Sensitivity GSM EGSM 108 dBm DCS 107 dBm TX output power GSM EGSM 32 dBm Level 5 DCS 29 5 dBm Level 0 GPRS compatibility Class 10 This only applies to G5200 SIM card type Display 3V Small 128 x 128 dots LCD Main 96 x 64 dotsLCD Sub Status Indicator Soft icons Key Pad 0 9 Navigation Key Up Down Side Key Side Key Confirm Key Clear Key Hot Key Send Key END PWR Key ANT External EAR Phone Jack Yes PC Synchronization Yes Speech coding EFR FR HR Data and Fax Yes Vibrator Yes Receiver Yes Roud Speaker Yes Voice Recoding Yes C Mike Yes Travel Adapter Yes Options Hands free kit CLA Data Kit 2 PERFORMANCE 2 2 Technical Specification Description Specification GSM TX 890 n x 0 2 MHz 935 n 0 2 MHz n 1 124 EGSM Frequency Band TX 890 n 1024 x 0 2 MHz 935 n 1024 x 0 2 MHz n 975 1024 DCS TX 1710 n 512 x 0 2 MHz Rx 1805 n 512 x 0 2 MHz n 512 885 RMS 5 degrees Peak 20 degrees Phase Error Frequency Error 0 1 ppm GSM EGSM Level Power 5 33 dBm 6 31 dBm 7 29 dBm 8 27 dBm 9 25 dBm 10 23dBm 11 21 Power Level 12 19 dBm Power 30 dBm 28 dBm 26 dBm 24 dBm 22
89. he U411 amplifies the RF signal The RF signals from the front end pass to the receiver mixers within the U411 device B Demodulator and baseband processing In direct conversion receiver there is only one mixer down converting received RF signal to BB signal directly The gain down converting mixer is 40dB at high gain mode and 22dB at low gain mode The Rx gain setting is done in the AGC algorithm The nominal gain of the receiver is set as a function of the expected signal strength at the antenna input so that a desired level is reached at the Rx 7 blocks in the receiver chain have variable gains LNA Mixer LPF1 VGA1 gmC Filter Auxiliary gain control and VGA2 The gain settings can be adjustable via 3 wire bus control lines The baseband signals pass via integrated low pass filters to the baseband A D converters The remainder of the channel filtering is performed by the baseband chipset The demodulator contains switches to maintain the sense of the baseband l Q outputs with respect to the incoming RF signal on both GSM900 and DCS 1800 C DC Offset Compensation Three correction loops ensure that DC offsets generated in the CX74017 do not overload the baseband chain at any point After compensation the correction voltages are held on capacitors for the duration of the receive slot s A rising edge on the RXEN signal selected via the serial interface placed the DC compensation circuitry in the track mode 14 3 TECH
90. he key is displayed on the screen Test will be completed in 15 minutes automatically and the screen displays the previous one Sub LCD 3 8 Sub LCD screen resolution tests horizontally and vertically one by one and fills the screen 118 10 ENGINEERING MODE 10 4 Trace option MENU 4 This is NOT a necessary menu to be used by neither engineers nor users 10 5 Call Timer MENU 5 A calls 5 1 This displays total conversation time User cannot reset this value B Reset settings 5 2 This resets total conversation time to this 00 00 00 10 6 Fact Reset MENU 6 This Factory Reset menu is to format data block in the flash memory and this procedure set up the default value in data block 10 7 S W version MENU 7 This displays software version stored in the phone Attention Fact Reset i e Factory Reset should be only used during the Manufacturing process Servicemen should NOT progress this menu otherwise some of valuable data such as Setting value RF Calibration data etc cannot be restored again 119 11 Stand alone Test 11 STAND ALONE TEST 11 1 Introduction This manual explains how to examine the status of RX and TX of G5200 W5200 model A Tx Test TX test this is to see if the transmitter of G5200 W5200 is activating normally B Rx Test RX test this is to see if the receiver of G5200 W5200 is activating normally 11 2 Setting Method A COM port a Move your mo
91. he use of tones that are built in the LSI MA 3 has a built in circuit for controlling vibrators and LEDs synchronizing with play of music 34 4 TROUBLE SHOOTING 4 TROUBLE SHOOTING 4 14 RF Components SW401 401 09 l 92018034 a TE 4 ciz 7 ae wc U411 U412 lt U414 Y401 RF components Reference Description Reference Description 0401 0412 APC IC U405 Antenna Switch U413 Inverter 0407 DCS SAW Filter U414 LDO GSM RF SAW Filter Mobile Switch PAM TXVCO RF Main Chip Coupler 35 4 TROUBLE SHOOTING START 8922 Test mode 62 CH 7 levelsetting TCH 62 tting BCCH Spectrum analyzer setting Ocillosco pe setting y X Check Regulator Circuit nos 22018044 3 Check Control Siganl 4 Check Ant SW amp Mobile SW 16 06200 lew 5 Check Saw Filter Circuit 6 Check RX IQ Redownload SW CAL Now See next Page to see How to check each parts 36 4 TROUBLE SHOOTING 4 1 1 Checking Regulator Circuit U414 1 U414 6 RF2 85V VBAT U414 ADP3330 2V85 VSYNTHEN Check Pin 1 Changing the Board Regulator C ircuit is OK Replace U414 See next Page to check VCTCXO 37
92. hecking Saw Filter Circuit SAFSE942MALOTOOROO NT OUT E U407 SAFSE1G84KA0TOOROO NT OUT Check RF Level of Saw Filter Input For GSM U408 1 For DCS U407 1 Pin10 62dBm Pin 1 63dBm Check RF Level of Saw Filter Input For GSM U408 3 For DCS U407 3 10 64dBm Pin 1 66dBm Yes 0407 3 0407 1 0408 3 0408 1 Check the parts are well Soldered For GSM L404 C410 For DCS L403 Soldering is OK Changing 0408 for GSM 0407 for DCS No Changing L404 1 0 for GSM L403 for DCS A ee Check the parts are well For GSM L407 C417 For DCS L406 C416 Soldering is OK Changing 0408 for GSM 0407 for DCS Saw Filter is OK See next Page to check Rx IQ Signa For these 2 test case RX Stand alone Mode is needed 42 Changing L407 C417 for GSM L406 C416 for DCS 4 1 6 Checking IQ 9 gt C466 100P e gt RXIN 9 gt 1 C465 100P 9 gt RXQN 50 0kS s 11 Acqs Vertical Offset 0 V Offset Vertical Offset Set to 0 Vv Chi 1 00V 1009 Mi 00ms Chil 9s0mV Position 2 12 div Probe Functions Deskew 0 Offset
93. ins used for charging CHARGERDETECT Interrupt to AD6522 when charger is plugged CHARGEEN Control signal from AD6522 to charge Li battery EOC Interrupt to AD6522 when battery is fully charged GATEIN Control signal from AD6522 to charge NiMH battery But not used MVBAT Battery voltage divider Divide ratio is 1 2 3 and it is sensed in AD6521 AUX ADC TA Travel Adaptor Input voltage AC 85V 260V 50 60 2 Output voltage DC 5 2V 0 2 V Output current Max 850mA 50mA Battery Li ion battery Max 4 2V Nom 4 0V Standard battery Capacity 750mAh Li ion 27 3 TECHNICAL BRIEF 3 9 Memories 64M flash memory 16M SRAM 16 bit parallel data bus ADDO1 ADD21 RF Calibration data are stored Flash 3 10 Display and Interface Table 3 7 arent Sub LOD Display Format 128 x 128 dots 96 x 64 dots Back light EL Backlight EL Backlight G5200 has dual type LCD There are the control output LCD_MAIN SUB_CS which is derived from AD6522 this acts as the chip select enable for the Main Sub LCD AD6522 uses DATA 00 07 pins to send data for displaying graphical text onto the each LCD Main Sub 28 3 TECHNICAL BRIEF 3 11 Keypad Switches and Scanning The key switches are metal domes which make contact between two concentric pads on the keypad layer of the PCB when pressed There are 25switches 5301 6325 connected in a matrix of 5 rows by 5 columns as shown in Figure except for the p
94. k A single sigma delta fractional N synthesizer can phase lock the local osillator used in both transmit and receive path to a precision frequency reference input Fractional N operation offers low phase noise and fast setting times allowing for multiple slot applications such as GPRS The generated frequency is given by the following equation vss fco R where fico Generated VCO frequency N divider ratio integer part FN Fractional setting ratio Reference Frequency 16 3 TECHNICAL BRIEF The counter and mode settings of the synthesizer are also programmed via 3 wire interface CX74017 4 3 a 2V7_VTCXO Lo o 8 gt 13 2 5090 fvco N 3 5 FN 2 22 fref R fret 13MHz ire L LF Fractiona N f COs v PLE REFCLK Base Band Block 3 x2 DCS fio GSM Figure 3 3 Synthesizer Block diagram D TX APC Part AD8315 U412 is a dual band RF power controller for RF power amplifiers operating in the 850MHz to 2GHz range The AD8315 U412 controls the power output of the selected RF channel RF power is controlled by driving the RF amplifier power control pins and sensing the resultant RF output power via a directional coupler The RF sense voltage is peak detected using an on chip Schottky di
95. lockdiagram Radiation for DCS RF Filter RF Path by for GSM Test Connector VC TCXO HF Transceiver CX74017 Control Signals RF2 85V From AD6522 VBAT TXQN gt gt TXIN gt Figure 7 3 RF Blockdiagram 107 7 BLOCK DIAGRAM 108 8 CIRCUIT DIAGRAM 8 1 Baseband Interf ace 8 CIRCUIT DIAGRAM
96. mmunication service of facilities accessed through or connected to it LGE will not be responsible for any charges that result from such unauthorized use Incidence of Harm If a telephone company determines that the equipment provided to customer is faulty and possibly causing harm or interruption in service to the telephone network it should disconnect telephone service until repair can be done A telephone company may temporarily disconnect service as long as repair is not done Changes in Service 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 25200 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 Maintenance Limitations Maintenance limitations on the G5200 must be performed only by the LGE or its authorized agent The user may not make any changes and or repairs expect as specifically noted in this manual Therefore note that unauthorized alternations or repair may affect the regulatory status of the system and may void any remaining warranty 1 INTRODUCTION E Notice of Radiated Emissions The G5200 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 informatio
97. n is 2 8V activated 92 4 TROUBLE SHOOTING The HFK detect signal CONNECTOR 2V8 VMEM CN302 VBAT VCHARGE DSR USC 0 USC 1 USC 2 USC 3 USC 4 RX lt HFK SPK t T HFK SPK P HFK MIC P HEADSET MIC N 2170 TIME g The audio signals 8 i il 5 20 5122 from amp to the ane x The circuit diagram of the part of 302 E Refer to the page 3 of the complete circuit diagram The HFK detect signal RESET VIBRATOR PIO 0 This point goes to RX pit GPIO 1 DEB LDO SD LCD EL GPIO 2 The B P B11 x3 FLIP GPIO 5 ps MID ATI IRQ M a ur LED G R138 ppp ae GPIO9 GPIO 10 ECLK LCD RES C 11 EDAT ACCESSORY DETECT 8133 GPIO 12 EMEN LED R GPIO 13 88 14 DCLK The HFK detect signal input to U105 AD6522 Refer to the page 1 of the complete circuit diagram 93 4 TROUBLE SHOOTING 2V45 VCORE HEADSET MIC P i 0103 AD65
98. n such as the following to the end user F Pictures The pictures in this manual are for illustrative purposes only your actual hardware may look slightly different G Interference and Attenuation An G5200 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 AA sign Following information is ESD handling e Service personnel should ground themselves by using a wrist strap when exchange system boards When repairs are made to a system board they should spread the floor with anti static mat which is also grounded Use a suitable grounded soldering iron Keep sensitive parts in these protective packages until these are used When returning system boards or parts like EEPROM to the factory use the protective package as described 1 INTRODUCTION 1 3 Abbreviations For the purposes of this manual following abbreviations apply APC Automatic Power Control BB Baseband BER Bit Error Ratio CC CV Constant Current Constant Voltage DAC Digital to Analog Converter DCS Digital Communication System dBm relative to 1 milliwatt DSP Digital Signal Processing EEPROM Electrical Erasable Programmable Read Only Memory EL Electroluminescence ESD Electrostatic Discharge FPCB Fl
99. nection Connect to Ag8960 Connect to Agilent 8960 Connection Disconnect Ag8960 Disconnect Agilent 8960 Option Settings Gpib state Show current primary Gpib state Option gt Settings MPL Set max Tx power level used procedure Option gt Settings CL Set cable loss value Option Settings Bin file Set default binary file name Automatic Gain Control Result Figure 12 2 Buttons and status bar 1 Connect to phone 8 Result window 14 Port connection state 2 Disconnect phone 9 Band setting 15 Retry button 3 Port setting 10 Sync Button 16 Ag8960 connection 4 Connect to Ag8960 button 2 button 1 state 5 Disconnect Ag8960 11 Start measure 17 Informations 6 AGC tab 12 Save result 18 Current state 7 APC tab 13 Clear result window 122 12 Auto Calibration 12 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 12 5 APC This procedure is for Tx calibration In this procedure you can get proper scale factor value and measured power level 12 6 ADC This procedure is for battery calibration You can get mainBatteryConfigTable and temperatureConfigTable 12 7 Setting Select automatic calibration item If you uncheck on
100. ode This detected voltage is compared to the DAC voltage at the VSET pin to control the output power An internal input signal is applied to the positive input of the AD8315 amplifier during the TXEN mode and a directional coupler near the antenna feeds a portion of the RF output signal back to the AD8315 peak detector converts this signal to a low frequency feedback signal that balances the amplifier when this signal equals the RAMP input signal level E Power Amplifier The PF08107B U409 is Dual band amplifier for E GSM 880 to 915MHz and DCS1800 1710 to 1785 2 The efficiency of module is the 50 at nominal output power for E GSM and the 43 at 32dBm for DCS1800 This module should be operated under the GSM burst pulse To avoid permanent degradation CW operation should not be applied To avoid the oscillation at no input power before the input is cut off the control voltage Vapc should be control to less than 0 5V We have to improve thermal resistance the through holes should be layouted as many as possible on PCB under the module And to get good stability all the GND terminals and the metal cap should be soldered to ground plane of PCB 17 3 TECHNICAL BRIEF 3 4 13 MHz Clock The 18 MHz clock 208 consists of a TCXO Temperature Compensated Crystal Oscillator which oscillates at a frequency of 13 MHz It is used within the CX74017 RF Main Chip BB Analog chip set AD6521 and Digital AD6
101. of CN101 No Resolder CN101 Yes Check the contact betwe n CN101 and SIM card Replace 101 Yes hange the SIM and try again Does it work properly Does it work properly redownloading SW No Change the main board Yes v Yes The SIM is malfunctioned Change the SIM DETECTED 81 4 TROUBLE SHOOTING PIN 3 PIN 1 GPO 23 GPIO 22 GPIO 23 GPIO 24 SIMCLK SIMDATAOP C5 MN gt KEY BACKLIGHT 2 9 SIM M s R116 0 gt PLL PD 7 R117 7 SIMEN 20K 7 16 AMP SIM 3 7 RST 1 5 VCC GND sg sis E 18 vals vle vile 9 VE 82 4 TROUBLE SHOOTING 4 13 Earphone Trouble Setting After initializing GSM test equipment connect PIF to the phone and power on START Insert the earphone to the phone Earphone detect problem C Does the audio profile of the phone change 10 the earphone mode No Audio path problem Yes Nr Y Set the audio part of the test equipment to echo mode Can you hear your vioce from the earphone No Change the earphone and try again Set the audio
102. og to Digital Converter 1 6 This displays the value of each ADC MVBAT ADC Main Voltage Battery ADC 1 6 1 AUX ADC Auxiliary ADC 1 6 2 TEMPER ADC Temperature ADC 1 6 3 G BATTERY 1 7 Bat Cal 1 7 1 This displays the value of Battery Calibration The following menus are displayed in order BAT LEV 4V BAT LEV 3 LEV 2 LIMIT BAT LEV 1 LIMIT BAT IDLE LI MIT INCALL LIMIT SHUT DOWN VOLTAGE RECHARGE TEMP Cal 1 7 2 This displays the value of Temperature Calibration The following menus are displayed in order TEMP HIGH LIMIT TEMP HIGH RECHARGE LMT TEMP LOW RECHARGE LMT TEMP LOW LIMIT 116 10 ENGINEERING MODE H Audio 1 8 This is a menu for setting the control register of Voiceband Baseband Codec chip Although the actual value can be written over it returns to default value after switching off and on the phone VbControl1 1 8 1 VoControl1 bit Register Value Setting VbControl2 1 8 2 VbControl2 bit Register Value Setting VbControl3 1 8 3 VbControl3 bit Register Value Setting VbControl4 1 8 4 VbControl4 bit Register Value Setting VbControl5 1 8 5 VbControl5 bit Register Value Setting VbControl6 1 8 6 VbControl6 bit Register Value Setting DAI Digital Audio Interface 1 9 This menu is to set the Digital Audio Interface Mode for Speech Transcoder and Acoustic testing DAI AUDIO 1 9 1 DAI audio mode
103. ohm 1 16W J 1005 R TP ERHY0000201 RES CHIP ohm 1 16W J 1005 R TP ERHY0000241 RES CHIP 1K ohm 1 16W J 1005 ERHY0000241 RES CHIP 1K ohm 1 16W J 1005 ERHY0000241 RES CHIP 1K ohm 1 16W J 1005 ERHY0000241 RES CHIP 1K ohm 1 16W J 1005 ERHY0000254 0000261 RES CHIP RES CHIP ohm 1 16W J 1005 10K ohm 1 16W J 1005 0000244 RES CHIP 1 5K ohm 1 16W J 1005 0000203 RES CHIP 10 ohm 1 16W J 1005 R TP 0000280 RES CHIP 100K ohm 1 16W J 1005 R TP 0000203 0000213 RES CHIP RES CHIP 10 ohm 1 16W J 1005 47 ohm 1 16W J 1005 R TP 0000213 RES CHIP 47 ohm 1 16W J 1005 R TP 0000213 RES CHIP 47 ohm 1 16W J 1005 R TP ERNR0000401 RES ARRAY R 47 ohm ohm 8 PIN J 1 32 W SMD ERHY0000213 RES CHIP 47 ohm 1 16W J 1005 R TP ERHY0000280 RES CHIP 100K ohm 1 16W J 1005 R TP ERHY0000280 RES CHIP 100K ohm 1 16W J 1005 R TP ERHY0000280 ERHY0000201 RES CHIP RES CHIP 100K ohm 1 16W J 1005 R TP ohm 1 16W J 1005 R TP ERHY0000214 RES CHIP 1 ohm 1 16W J 1005 ERHY0000221 RES CHIP 110 ohm 1 16W J 1005 R TP ERHY0000220 RES C
104. onnected to the Midi 2V45 VCORE 2V45 VCORE 2V45 VCORE 2V8 VMEM R210 R211 R208 U201 NC 1M 1M MAX9077 3 mo 1 gt HOOK DETECT 6 R231 Mis 7 0 5 gt JACK DETECT R212 R209 2 330K 330K 21 VOUTNORN gt C206 E Receiver Path 1608 gt REC CN201 100nH HEADSET MIC 1201 2 R205 4 MIC R201 47 3 A HEADSET SPK P 1 E a8 8 gt s s 9001 8905 040 BV R218 SACRA o oD gt gt 1M E E 5 5 E 2V8 VMEM 202 MAX4624 2 5 voutnorP j 4 SPK EN 9 4 gt To Midi Chip L cna 18p HEADSET EN 5 HEADSET SPK gt R220 2V8 VMEM 9204 MAX4624 2 gt HEADSET SPK P gt HFK SPK P 4624 ACTIVE Nc 4 No s OFF L OFF Figure 3 13 Earpiece amp Handsfree Interface 31 3 TECHNICAL BRIEF 3 14 Hands free Interface The audio out VOUTAUXP VOUTAUXN to the hands free kit consists of a pair of differential signals from AD6521 auxiliary outputs K9 K6 which are tracked down the board to carkit connector CN301 a
105. ower switch 5310 which is connected independently Functions the row and column lines of the keypad are connected to ports of AD6522 The columns are outputs while the rows are inputs and have pull up resistors built in When a key is pressed the corresponding row and column are connected together causing the row input to go low and generate an interrupt The columns rows are then scanned by AD6522 to identify the pressed key 5310 lt m ON OFF 8 8304 8308 SIDEKEY SIDEKEY 14 14 5325 UP E KEYROW 0 4 gt gt gt HKEYCOL KEYROW 0 4 ay 2 as 5315 5314 5313 5302 5301 1 L L LL SOFT2 ur KEYROW 1 4 4 ay 2 5318 5317 5316 311 5306 5 Q 0 9 0 uisu i KEYROW 2 4 2 8 5321 5320 5319 5303 5307 L L L L LL Or 8 0 9 SOFTI KEYROW 3 4 SV 5324 5323 5322 5305 5309 1 Oo MODE DOWN KEYROW 4 i ae 5 SP337 SP335 SP338 SP331 SP329 p lt gt lt gt lt gt lt KEYCOL 0 4 KEYCOL 0 INKEYCOL 1 INKEYCOL Q
106. refer to the Expl loded View 00 COVER FRONT Please refer to the Expl lease refer to the Expl loded View 00 INSERT FRONT LG G510 511 512 Di ameter 1 7mm 2 3t GMZZ00 0001201 SCREW MACHINE lease refer to the Expl loded View MCCHO00 CAP SCREW lease refer to the Expl loded View DAE00 DECO FOLDER UPPER lease refer to the Expl loded View HGD00 GE FOLDER lease refer to the Expl loded View loded View HGDO01 Please refer to the Exp lease refer to the Expl loded View PBG00 MPBG0004601 37X44X0 4t 00 MPBQ0002601 25 8X27 1X0 4t 0001401 LG G510 FOLDER 0 PPER 00 WINDOW LCD lease refer to the Expl loded View 00 WINDOW LCD SUB loded View 5 00 PCB ASSY FLEXIBLE Please refer to the Expl Please refer to the Exp loded View 0011001 CONNECTOR BOARD BOARD 30 PIN 0 5 mm STRAI GHT B to B CNT SOCKET CN2 0010901 CONNECTOR BOARD BOARD 30 PIN 0 5 mm STRAI GHT B to HEAER 5 00 PCB FLEXIBLE 0 3 mm DOUBLE G5200 LCD G5200 LCD SVLMO0 S
107. s asok 160K RESET Sg VIBRATOR GP 288 wap sek ev vut Did pen BIE ico Lco CS DISPLAYCS 100 MAIN al 37 DEB TX 8 924 cs ms NH sens 100k Mw cro d 0 15 5 EN GPIO 7 o Toshiba em hack Gros Gio 22 234 Pu Po HEPES A 22 LED 23 10 7 gt e Gro 10 ron 82 ACCESSORY DETECT LCD RES EH 11 simeLK S Unused VBAT VBAT VBAT VADO a ar E LED B 55 12 SIMDATAOP iG AMP ADD 5H A2 LEDR 13 gt 2 3 Gpio 14 ___ 15 RST web i 5 Das 67016 DEN 1 B GPIO_17_DDATA vee eub 9 oon ico sus cs Leo sue cs Els 8 VERIS vel 6 VE ERE 49 CS MIDI CS GPCS1 5 NG 5 poio BP 8 8 3201 2V6_VMEM 2 ponn C jy RE patam 78 racs D ro raucs 4 T 1 k T T usca __88
108. t gt gt SIMEN SIMCLK CN101 SIMDATAOP LG SIM 8 0 RST VPP 1 5 GND AD6522 5 8 18 2 8 5 2 2 5 E AMD XC A 5 N N NS Figure 3 8 Key interface Include 5 column and 5 row The AD6522 detect key press by interrupt ADP3408 interrupt There are two interrupts EOC and CHARGEDETECT EOC End of Charge Charging would be stopped when AD6522 receive this input CHARGEDETECT This interrupt is generated when charge is inserted 23 3 TECHNICAL BRIEF 3 7 Analog Main Processor AD6521 AD6521 Dual Mode Voiceband Baseband Codec FILTER FILTER IDACOUT DACREF FILTER BASEBAND TRANSMIT SECTION RECEIVE DAC Q RECEIVE DAC DAC 5 TDI JTAG Interface for ICO TRANSMIT INTERP Q TRANSMIT DAC 10 bit RAMP DAC GMSK MOD 32 x 10 bit RAMP RAM FILTER FILTER BASEBAND RECEIVE SECTION 10 bit DAC AUXADC1 AUXILIARY SECTION 10 bit AUX DAC VOLTAGE REFERENCE CONTROL REGISTOR FILTER BSAEBAND SERIAL PORT AUXILIARY SERIAL PORT SAMPLE RATE FILTER CONV VOICEBAND SE
109. t the base of the handset The DC level of the signal is supplied to the VOUTAUX pin And the EXT signal is then input to the VINAUXP 42H10 and VINAUXN G10 of AD6521 3 15 Headset Jack Interface Headset Jack has the single end structure in both audio in and out The audio out to the headset jack is used only one line VOUTAUXP HEADSET which be connected to the HEADSET MIC P or HFK SPK P by the analog switch U204 If you put in the headset jack in the top of the handset HEADSET SPK P1 VOUTAUXP is connected to the HEADSET SPK P And the audio in from the headset jack has also one line VINAUXP HEADSET P If the headset jack is put HEADSET MIC is input from the MIC of headset jack else HEADSET MIC P is connected to HFK MIC P which is input from the Hands free Kit 3 16 Key Back light Illumination In key back light illumination there are 12 Blue LEDs in Main Board which are driven by KEY BACKLIGHT line from AD6522 VBAT 1 D312 0311 0310 0308 0309 0306 0307 0304 V V NV V NV e xw uu EE X R319 1 5K D303 KEY BACKLIGHT gt R321 100K SP339 Figure 3 14 Key Back light Illumination 32 3 TECHNICAL BRIEF 3 17 LCD Back light Illumination In LCD Back light illumination there is an EL driver in sub LCD side of LCD Module which is driven by BACKLIGHT EL line from AD6522 L
110. ta RBUS is for internal RAM access PBUS is for access to internal peripheral modules such as UART or SIM In addition to the three main system busses it has SBUS IOBUS and DMABUS DSP subsystem It consists of ADI DSP Viterbi coprocessor Ciphering unit and a cache memory controller system The DSP can run at a maximum clock frequency of 78 MHz at 2 45 V The Viterbi and ciphering accelerators enable a very efficient implementation of the channel equalization encryption and decryption tasks 19 3 TECHNICAL BRIEF MCU subsystem It consists of an ARM7TDMI central processing unit a boot ROM a clock generation and access control module The maximum clock frequency for the ARM7TDMI is 39 MHz at 2 45 V The main clock is 13MHz and it is provided by VCTCXO The Clock amp BS Bus Select generator make internal clock by multiplying the main clock by 1X 1 5X 2X and 3X The boot ROM contains MCU code for basic communication between the ARM and one of the serial ports in the Universal System Connector subsystem Peripheral subsystem It contains four major groups of elements The MMI group is a collection of all the functionality that are needed to implement a complete user interface including keyboard display backlight RTC general purpose I O etc House Keeping group consists of three different sub modules The Watch Dog Timer the Interrupt Controller and the general timers GSM system group consists of the time b
111. the gt gt HEADSET SPK P HEADSET SPK i ear mic IS activated gt HFK SPK P U204 selects the path of audio signal for the ear mic or the HFK HEADSET EN Refer to the page 2 of the complete circuit diagram for detail 1 Headset jack CN201 L201 100nH 2 R205 iA 47 4 V R201 47 3 1 C138 100 8 5 5 E 9001 8905 040 ama av amp 5 sg e a al 2 5 5 gt gt 4 The circuit diagram of the ear mic jack Refer to the page 2 of the complete circuit diagram for detail 88 4 TROUBLE SHOOTING Setting After initializing GSM test equipment connect PIF to the phone and power on START Connect to the phone HFK detect problem No Does the audio profile of the phone change 10 the car kit mode Voltage at R158 20V No Resolder R328 amp CN302 Audio path problem Yes Yes Y Change the main board Set the audio part of the test equipment to echo mode Can you hear your vioce from the HFK No gt Change the and try again Set the audio part of the test No equipment to PRBS or continuous wave mode Can you hear your vioce from Yes
112. use on the Connect button then click the right button of the mouse and select Com setting b In the Dialog Menu select the values as explained below Port select a correct COM Baudrate 38400 Leave the rest as default values B Tx 1 Selecting Channel Select one of GSM or DCS Band and input appropriate channel 2 Selecting APC a Select either Power level or Scaling Factor b Power level Input appropriate value GSM between 5 19 or DCS between 0 15 c Scaling Factor Ramp Factor appears on the screen You may adjust the shape of the Ramp or directly input the values C Rx 1 Selecting Channel Select one of GSM or DCS Band and input appropriate channel 2 Gain Control Index 0 26 and RSSI level See if the value of RSSI is close to 16dBm when setting the value between 0 26 in Gain Control Index Normal phone should indicate the value of RSSI close to 16dBm 11 3 Means of Test a Select a COM port b Set the values in Tx or Rx c After setting them all above press Start button of Signal 120 12 Auto Calibration 12 AUTO CALIBRATION 12 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 12 2 Requirements
113. witch back to the original test menu 10 1 BB Test MENU 1 Baseband Test A LED 1 1 This menu is to test the indicator LED on the folder of a handset Red 1 1 1 Red light turns on Blue 1 1 2 Blue light turns on Yellow 1 1 3 Yellow light turns on Orange 1 1 4 Orange light turns on Pink 1 1 5 Pink light turns on Green 1 1 6 Green turns Violet 1 1 7 Violet light turns on B LCD 1 2 This menu is to test the LCD contrast Contrast Value 1 2 1 Change this value by up and down key 115 10 ENGINEERING MODE C Backlight 1 3 This menu is to test the LCD Backlight and Keypad Backlight Backlight On 1 3 1 LCD Backlight and Keypad Backlight light on at the same time Backlight Off 1 3 2 LCD Backlight and Keypad Backlight light off at the same time Backlight value 1 3 3 This controls brightness of Backlight When entering into the menu the present backlight value in the phone is displayed Use Left Right key to adjust the level of brightness The value of the brightness set at last will be saved in the NVRAM D Buzzer 1 4 This menu is to test the melody sound Melody on 1 4 1 Melody sound is played through the speaker Melody off 1 4 1 Melody sound is off E Vibrator 1 5 This menu is to test the vibration mode Vibrator On 1 5 1 Vibration mode is on Vibrator Off 1 5 2 Vibration mode is off F ADC Anal

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