Home

8. circuit diagram

Contents

1. VB300 Vibrator conn No Vibrator Hum GSM Rx sensitivity U502 No Service 302 0501 SKY77340 Power amp 2 SET Tx power no service PET CN301 18pin MMI conn No charging ar pass No headset sound 2 M 8 EF 0102 0201 Audio DAC Amp U102 PMB8888 BB chip No sound Speaker Headset mm No power on m m No sound No display M 22 No service 402 40 LCD conn No LCD display CSI E Ty pz
2. 1 2 3 4 5 6 7 8 9 10 MULTI KEY PAD i 6 SEND VBAT 00 pj gae 402 40 404 A R400 MIC MICBIAS gt gt KP_OUT 0 lt gt 150 MULTI KEY LED 2 7 SHP qud 8 La 405 ra 406 407 oO 408 MODE 757 8 3 5 nc p 8 8 E E R401 1401 100nH KP_OUT 1 lt wor f ia 15o ua i d d i is ds cle k 3 8 MENU F1 RIGHT END 1402 100nH C402 314 409 410 KB400 lt lt mm L3 Lj 411 8 4 aem ERA M ER Ee m j LT 5 8 5 s g 2 R402 case qe VS slow 9 8 8 a 4 8 8 8 M 40 SPMO204LE5 QB a m a alal al al alal a VOLUME op T 10u x z z i E i i i 4 9 BACK F2 UP UP 8 53 55 Z 2 2 Z E El n m 7 ry rm E E
3. 1 2 3 4 5 6 7 8 9 10 BLUETOOTH CSR mm C500 FB500 A OUTS00 OUTSOI VBALUN BT L500 DNI V R501 22K 8 gt TEMP C 900band D 850end C506 605 50906 221 15 8 1 1 B C508 C509 C510 E 15 0 1u T22u 11 Sie 1 1 1 L t 2181818353 se salee 511 12 424 4005 0 4860 464 4644 15 TiSp 28522882248 8222422222222 859 955225582 01 2 5555 2225100 C518 47n 88228455858 21 8 5 5555522 4 5 Seana gg52ctrtrt090o0 00090 TP500 87 29 Rage 9 9 9 9 2 FM_SND_R 241 SPKR_R 8 Bie 107 6 SND L SPKR L C514 2201 p594 USB DN L K6 1 9 gs FILT EXT USB DP B C915 1000p BS pr 8508 UART BT RTS Logos LO_REF UART RTS lt UART BT CTS KS Hs R507 gt p C517 1000 Ja XTAL OUT UART RX K7 R508 UART BT TX vet 26MHZ BT gt X
4. m 10 n 12 15 1 2 3 n 5 5 7 5 285 usa vara_2ves VAUDIO 2S m BACKUP BATTERY 1 A ver ovs m ARR AS VRFI2V85 vAF3 avas Lio KORSS1V 2V 0 5mAh T 3 wie ave 4 x lt 1 ass ha owe L T Tq vaus ove Les cl len ma kis 22 I SET r p en 1 L 2 0 s g z s s z s s e g e i8 8 Je ie gt E E MIS SUSSSSESSS nASXEN VIO 2 2 VRF1 2V85 0 15 33333253325 2 9 20 DATA L DATAQ ca 001 ju our que cms l T cis DATAG m DATA DS 5 ell I 5 OL noi 100p om DATAS POS F4 pos e TI DATAS 007 A 165 DATAG ka 008 gt Cane DATATOT Ka 000 45 H vsbi ivs lt r sese sexes el ele DATAE L3 16 low 2 DATAM SSE 5151 gt 20
5. MULTI KEY PAD i 6 AST SEND VBAT 400 i 402 408 404 A o KP 0 oed KEY LED 160 MULTI 2 7 SHP LEFT 1 405 1 406 oO 407 ra 408 MODE 0 b M BV BV KP_OUT 1 lt AAA z af ef of f af of afe i 150 MULTI 3322352552522 3 8 MENU F1 RIGHT END 409 410 pon o eo RR RR ROR ER BRE 91 o 5 e al sl a aoe 3 3 RB 2 3 8 ovra a allele lala RD MULTI VOLUME z 2 3 2 2 2 3 2 2 2 2 Jz Jz z 4 9 BACK F2 UP 3 s x aia ds ue E 2 2 EIE 2 2 2 2 E 2 2 E E 2 14 14 5 3 98919 9989 91 819 219 18 12 19 Rais uL IL I LO E ME gs 150 MULTI VOLUME 5 o DOWN DOWN p 46 pa 47 1 418 1 419 GH Q4 T 9 Q4 Q4 KP OUT 4 Lui 150 3 gy 0402 150 4875 RATS 150 100K KP IN 3 Rao is az 6 150 SIDE KEY MODE END SIDE KEY VOL 5 150 KP_OUT 1 4 lt R425 150 so gE E 427 SD KP OUT 3 VOLUME UP
6. BLUETOOTH ms C500 FBs00 OUT500 VBALUN BT L500 L L csok cso2 T 0 10710 DNI 504 C506 22n 15 p C508 C509 C510 l 15 0 1u T2 2u 2 121 11 ll P 835935 i z i s s 28538 aisielslelalelalsle C511 C512 w lt N 9 o i O 5520028 34 82 25400022 22 2953 88522555220 5 455222222288 6513 471 88228089828 94499222240s220d29 TP500 il U REF a gt 88 44448889 9 9 la respi FM_SND_R az 88 Se T ggar FM SND L 251 SPKR L C514 22011 Rs94 USB DN x 1 FILT_EXT USB DP F gt gt gt C515 1000p BS Hr 8505 UART BT RTS L 05791 oonga 0 8 UART RTS C lt BT CTS C517 1000 12 XTAL OUT UART RX K7 R508 UART BT TX 26MHZ BT gt XTAL IN y E lt BT RX 820p 1501 S9nH 1502 470 0500 ANT gt gr FMP BLUECORE5 FM PCM2 s nd FMN PCM2 SYNC C520 15 521 820 IHH H BOAT PCM2 IN 1219 AUX DAC PCM2 OUT pe FL500 Di c TP502 LFB212G45BA1A220 5 XP PCM Eis 1261 CLK z
7. Le pem pee penne 2 M MN UE 1 10 Kohm 1 20W 0 05W J 0603 R TP R214 RES CHIP 0009506 100 Kohm 1 20W 0 05W J 0603 R TP R215 RES CHIP MAKER 20000220 1500 ohm 1 16W F 1005 R TP ne pene pm enn Ce ee pene meses 100 ohm 1 20W 0 05W J 0603 R TP Le pee pee C e peer C e peere Le e s 7r Ce pe pee mes premere o 235 5 ERHY0009527 47 Kohm 1 20W 0 05W J 0603 R TP ER R236 5 0009561 56 Kohm 1 20W 0 05W 0603 R TP R237 RES CHIP ERHY0009561 56 Kohm 1 20W 0 05W F 0603 R TP LGE Internal Use Only 140 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 14 EXPLODED VIEW REPLACEMENT PART LIST FEE NN NN E em R300 RES CHIP MAKER ERHZ0000406 100 Kohm 1 16W 1005 R TP R301 RES CHIP ERHY0003301 100 ohm 1 16W J 1005 R TP Cre pee mme emm S e ferme enema Le pennae _ epe eem pene premere E o e peer r o e peer pem pom
8. near MMC EN SUB PMIC E TP209 CODEC DIN 5 CODEC DOUT e CODEC_MCLK VBAT VBAT VBAT VBAT VBAT VBAT pr 10229 tie i 1800 A A A A A A oe p MM RESET gt Six 100 gt ass C232 VSD2 1V8 C234 c235 236 Tu Tu Tu tul du C23 C238 VUSB 3V1 C230T C231 1u Thu x iE 28 9 al z x200 USB SWITCH A z Ba x i 8 3 8 2 lt nr 82 55 2 2 3 gt gt e NLAS7222C fon ox 88 2 gt m DSX321G 12MHz 8PF z ia 5 22uH C239 tomHz L CX gt amp lt USB sEL Var B3 EN LDO1 E swt Pe vv rp 1V2_VMM 8p T 240 al D x VQ Bp USB DM lt Rss EN LDO2 p 1209 22uH 835 ba SW2 gt 2V8_DAC EN SW1 FB2 R227 22 N C241 C242 USB BB DM USB MM DP 8 S 52 ey swe LP3907TLX l 10u 10u Us LDO1 2V8_VMM USB BB DP lt V gt USB MM DM ent uSD CARD 22 94 ELI VIO 2V62 5 9 12 82 so E p A EUSY0362701 NLA 7222C IPC 5 SDA NPOR sg E 5 gt 208 9 5 R230 RSS 828 RSE ROK SOE RSE DNI 55 55 81 C243 C244 vSD DET m 470n T 470n uSD 01 uSD_DO uSD lt 50 40 uSD uSD_D3 uSD_D2 5 C245 1
9. C591 CAP CHIP MAKER ECZH0000813 100 pF 50V J NP0 TC 1005 R TP 5 C592 CAP CERAMIC CHIP 0004904 1 uF 6 3V X5R 1005 LGE Internal Use Only 136 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 14 EXPLODED VIEW REPLACEMENT PART LIST C593 CAP CERAMIC CHIP 0005603 2 2 uF 10V X5R 1608 R TP C594 CAP CERAMIC CHIP 0000113 18 pF 50V J NPO TC 1005 R TP CN300 2 1 1 2 i mm ETC 3 PIN 1 9 mm ETC Battery aM Connector CN301 ENRY0006401 18 0 4 mm ANGLE H 2 5 Reverse CN303 CAP CERAMIC CHIP 0004904 1 uF 6 3V X5R 1005 R TP 1 22 EET SUB denen 0 40MM STRAIGHT EMEN Lee proms messem 5 D101 SWITCHING EDSY0009901 5 80 V 300 A R TP 1 6 0 8 0 6 t D102 SWITCHING EDSY0009901 5 80 V 300 A R TP 1 6 0 8 0 6 t 3 pese _ F FB301 LTER BEAD CHIP SFBH0000903 600 ohm 1005 FB302 FILTER BEAD CHIP SFBH0000903 600 ohm 1005 F Ka mee romero anseres mes sme isa FL400 LTER EMIPOWER SFEY0010501 SMD
10. m e Copyright 2008 LG Electronics Inc All right reserved 63 LGE Internal Use Only Only for training and service purposes 6 Trouble shooting 6 Trouble shooting 6 1 Trouble shooting test setup 4 000V 0 0000A ese ee TY ili iii a l r a i r Tm Equipment setup Power on all of test equipment Connect PIF UNION JIG or dummy battery to the DUT for power up Connect mobile switch cable between Communication test set and DUT when you need to make a phone call Follow trouble shooting procedure LGE Internal Use Only 64 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 6 Trouble shooting 6 2 Power on Trouble Check Points Battery Voltage Need to over 3 35V Power On Key detection PWRON signal SIDE KEY MODE END TP1 KP OUT 1 lt IN 6 VBAT igo io gt END gt 8 gt B D CN401 5 5 2 Remote Power dis m END KEY IN RPWRON EN 55 4 IN 6 g 2 5 So R435 0401 N gt 2 2 Ky KTC4075E 4 gt PWRON RPWRON C KP OUT 2 100 F E I Q400 TP3 v L EMX18 x e s 4 ll m END KEY IN gt gt Copyright
11. CN401 0414 04 3 KM580 MAIN 1 0 4M TOP Copyright 2008 LG Electronics Inc All right reserved 111 LGE Internal Use Only Only for training and service purposes 10 PCB LAYOUT J302 3 5pi ear jack conn No 3 5pi headset sound BAT100 Backup Battery RTC Reset u 001300 007301 0304 DC Motor driver 3 No Vibrator E 1519 SW500 Antenna Switch No Network Gu 1500 CN302 jS 142 0502 Rx SAW Filter C59 100 Be LI
12. 30 3 4 Power ON OFF 34 3 5 SIM 35 3 6 Micro SD external memory Interface 36 3 7 ce ER UE Re LEE 37 3 8 LCD 0 38 3 9 Keypad Switching amp Scanning 40 3 10 Keypad back light illumination 41 3 11 LCD back light illumination 42 3 12 ISP Image Signal Processor 43 3 13 Battery current consumption monitor 44 3 14 JTAG amp ETM interface connector 45 u TS AudlO 5 etu ette ee RE 46 3 16 Charging circuit 49 3 17 2 4 50 3 49 EM Radio 2 u tee cines 52 3 19 18pin Multi Media Interface 53 4 RF circuit technical brief 55 4 1 General Description 55 4 2 Receiver 57 4 3 Transmitter 58 4 4 RF 59 4 5 DOXA O tue mete ie dde 60 4 6 Front End Module control 60 4 7 Power Amplifier Module 61 5 PCB layout 62 5 1 Main PCB component placement Copyright 2008 LG Electronics Inc All right reserved Only for training and
13. TX RAMP Position MODE2 Factor 5 TX_RAMP 10 4 5 0 10006 5 0 5 200nsipt co 1 0vidiv TES Horz 31206 Run Sample 1 0V div T 437 acqs RL 5 0k qmm 1 0vidiv uar 1 754 E 2008 10 51 01 GD CTD TTD Max Copyright 2008 LG Electronics Inc All right reserved 93 LGE Internal Use Only Only for training and service purposes 6 Trouble shooting GND25 GND15 tA GND24 GND14 221 1 59 GND23 GND13 5 7 0 GND22 GND12 2 4 1 17 GND 1 GND gt GND20 010 4 4 vsuPPLY GND19 GND9 5 4 A 4 6539 6540 1 34 GND18 GND8 7 7 T DNI _ GND17 GND7 31 S5 GNpis 901 GND6 HE l 36 SKY77340 GSM_OUT ENS 7 RE At PA_EN GND5 GSM IN Hov TXLB p GND4 VRAMP i is TX RAMP gt RSVD VBATT 1 1 ONDS nOD a R522 47 1 11 9 02 BAND 0 DCS PCS c528 Hroontezs 27 TXHB 16 DCS_PCS_OUT MODE MODE 2 C561 C562 1 563 _ C564 565 C566 C572 C567 C568 Tu 33uF 39p T39p T39p T39p 39p DNI DNI LGE Internal Use Only Fig 15 PAM circuit U501 94 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 7 Download amp S W upgrade 7 Download amp
14. 0000198 2 2 uF 6 3V X5R 1005 R TP C er premor e pesas Le pesar women mere e e s esae USE C517 0000143 1 nF 50V K X7R HD 1005 R TP a en pene e ee penes pner Le gt pesas perma e em pesas wena e oe pesar onn preme 5 C523 CAP CERAMIC CHIP 0000122 47 pF 50V J NPO TC 1005 R TP Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 135 LGE Internal Use Only 14 EXPLODED VIEW amp REPLACEMENT PART LIST P CHIP MAKER 100000 pF 16V Z X7R 1005 R TP empty empty empty empty empty s me 5 C542 P CHIP MAKER ECZH0001002 0 5 pF 50V NPO 1005 R TP 5 C543 P CHIP MAKER 2 0000813 100 pF 50V J 1005 R TP sme ferearme sezone osos OO om pecca emo prre porrn s pum pecmweom on
15. 0005604 10 uF 6 3V X5R 1608 R TP o C411 CA P CERAMIC CHIP 0004904 1 uF 6 3V X5R 1005 412 0009101 0 1 uF 6 3V X5R 0603 R TP o C413 0009101 0 1 uF 6 3V X5R 0603 R TP 414 0004904 1 uF 6 3V X5R 1005 P CHIP MAKER 2 0001215 1 uF 10V X5R 1005 C416 0009101 0 1 uF 6 3V X5R 0603 R TP C417 CAP CERAMIC CHIP 0004904 1 uF 6 3V X5R 1005 R TP 500 2 0000802 1 pF 50V NPO 1005 R TP a P CHIP MAKER 2 0003103 0 1 uF 10V X7R 1005 P CERAMIC CH 5 C501 5 C502 0004904 1 uF 6 3V X5R 1005 R TP 504 0000179 22 nF 16V X5R 1005 R TP 0000112 15 pF 50V J NPO TC 1005 R TP 508 0000112 15 pF 50V J NPO TC 1005 R TP 509 2 0003103 0 1 uF 10V X7R 1005 o cst
16. 119 12 2 Tx Test u y yanay as Sua Sus yay 121 12 3 Test enn cetera 122 13 ENGINEERING MODE 123 14 EXPLODED VIEW amp REPLACEMENT PART LIST 125 14 1 Exploded 125 14 2 Replacement Parts 127 14 3 Accessory 147 LGE Internal Use Only LGE Internal Use Only 6 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 1 INTRODUCTION 1 INTRODUCTION 1 1 Purpose This manual provides the information necessary to repair calibration description and download the features of the KM380t Series 1 2 Regulatory Information A 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 you re your telecommunications services System users are responsible for the security of own system There 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 telecommunication service of facil
17. C High Audo C Mn C Random igi m fo Charger General 4 Normal EL H eC ton amp Security tenias Ee Real Time Clock Ap SM Power File system RxIQRMS I Poll result Slot 1 ms 0 Use calibration parameters Set calib pars lt Click to select gt clear gt Load Save Find Font Size 9 2 Func Code Format Baud 115200 0 6 DLLi3 amp U ATE Put the number of TX Channel in the ARFCN Select Tx in the RF mode menu and PCL in the PA Level menu Finally Click Write All bar and try the efficiency test of Phone Phone Tool version 41 1 0 0 Infineon Technologies Denmark A S Non Signaling test mode File Edit View Modes H s x ee x s Non signaling mode EDGE PB Save Window Trace Settings Quick Bar d Write All Power ramp editor RF amp Base Band type ADC Adjusted Meas ga PF Smarti PM BaseBand S GONR Vb eR In el Non signaling t l px skv77340 Vbat offset 0 That gain 0 1900Band Freq 935 2 LO 1295 2 Smart Alignment 1900Band Freq 898 10 1320 esum d Keyboard 1900Band Freq 935 2 LO 1295 2 Btecgain 0 Vibrator Btec offset 0 AFC Tyco gain 0 Accesso C RwTs Mon 2 x
18. TRST MM TRST N TDI MM TDI TMS MM TMS TCK MM TCK RTCK MM RTCK TDO gt lt MM_TDO _EXTRST MM_RESET Figure 17 JTAG amp ETM Interface Circuit Copyright 2008 LG Electronics Inc All right reserved 45 LGE Internal Use Only Only for training and service purposes 3 TECHNICAL BRIEF 3 15 Audio KM380t series Audio signal flow diagram as following diagram Audio M CJ B LJ FM AN Figure 18 Audio Signal Flow Diagram 46 Copyright 2008 LG Electronics Inc All right reserved LGE Internal Use Only Only for training and service purposes 3 TECHNICAL BRIEF 3 15 1 Audio amplifier We use WM8959 Audio DAC which have speaker amp headphone amplifiers An audio signal path can be selected by internal audio mixer of WM8959 thru I2C command VSD2 1V8 Stereo DAC amp AMP a 7 C209 210 211 89 2 20 2 2u 0 1 T C215 C212 C213 0 1u 4 74 ti 22 0201 WM8959 AVDD HPGND gt pz HPVDD AGND s Fe SPKVDD DGND 216 217 DCVDD SPKGND 2 2u O 1u DBVDD CODEC_MCLK gt 25 MCLK C218 _ 100 CODEC BCLK 22 Fq FS gt HSO_R CODEC_DIN MICBIAS
19. 46 t PCS1900 RXP rasm 35 TX RAMP Ds ADD 16 ALE IA PCS1900 RXN m Abe EBU A2 w EE BLE ET Bv CHG EN 5 MEETS 9 MODE 2 1 2222222222222222 HOOK DET EBU A7 C132 VBUS ATK 0102 EBU AB pom XL Wok LCD ID Sup EBU A10 OM EBU 11 8888 E P Wal EBUAIG enon EBU A14 55 EBU A15 vio SIM IO lt 16 E ba m EXT RESET SIM F CC RST EBU 18 EBU Ai RPWRON EBU A20 VIO 2 amp 2 VRTC 2V0 uSD DET CTRL MMCI DATO EBU A21 LCD RESET mun BT INT MMCI_DAT1 F FLIP MMCLDAT2 EBU A24 Im HOLD MMCLDATS 83 hoo emu 47 s EBU csi gt SDRAM CS EXTRST gt 4 nRESET EBU C2 N TZ nest PORESET ae gt TRST N 818 2 RTCK EBU RAS N 819 RAS Euas n NS 109 soco ON BOARD ARM9 JTAG VSD1_1V5 FT rsvss sock 4 SDCLR c 26MHZ_BT i 5 2 EBU BFCLKO vane ava E E EBU BFCLK ME Lis Spr ra m 5 la i y aii vea ave 502 801 Fco M 16 n
20. og write an Power ramp editor RF k Band type ADC Adjusted parma ADC Meas ga PF Smarti PM BaseBand S GODS Gem 7 Kv 77340 bat offset 0 1 That gain 0 1900 Freq 941 LO 1301 1900 Band Freq 890 2 LO 1314 2 Ter 1900 Band Freq 935 2 LO 1295 2 gain 0 offset 0 i Tyco nain 0 Rs TsMon 2188 12 xXeTune 1 ofset 0 2 Current 0 esee cot sil BBS 1 Accid gain D z T0 DAC Step offset D Not Pis timestot Ed 9 Get Ste offset D By Ex C High COT Dag s C Random IE General E D ll c or E H Mon IQRMS Fix IQRMS I Pol result Slot 1 imams 0 Use calibration parameters Set calib lt Click to select gt Hi Clear toad ER save Find Font 2 Func Code Format Signaling fl EEPROM editor Main Screen Non signaling Smart Alignment E KeyBoard Vibrator Accessory IDA LED Graphic Device 9 Backlight CX Memon 1 Exception 1 Audo B Seca Miscelsneous f Real Time Glock SM Power f File system 8 2 AT Terminal OK Sending to mobile OK Sending to mobile PC Baud 115200 COME 6 DLL 34 0 ATH K The Phone must be changed normal mode after finishing Test Change the Phone to normal mode and the
21. VBAT i8 i8 i 428 Ig KP_OUT 4 VOLUME DOWN 2 END 7g 2 t EE cum A Gs 8vk By el 5 Remote Power On SIDE KEY HOLD VRTO 2 0 d P gt END KEY IN A gt lt KP_IN 6 3 3 x 58 R435 0401 v y 4075 pon m gt PWRON RPWRON C cis BAM uds gt gt KP_OUT 2 Bg T N 6 ut L EMX18 TE ale s END KEY IN 3 LGE Internal Use Only Figure 12 Keypad Configuration Circuit 40 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 3 TECHNICAL BRIEF 3 10 Keypad back light illumination There are 12 snow white color LEDs on PCB for keypad illumination Keypad Back light is controlled by S GOLDradio PWM port which has a duty control function The whole configuration of the S GOLDradio Flash LED circuit is shown in below Figure13 VBAT s 5 8 Si 3 3 5 gig gt al st al NL NL E Z d E S 9 8 BE BV BV MI x S 5 3 3 8 3 S E a o x 7 F F 7 x gt x x 9 9 9 9 9 9 98 9 98 98 Sy 9 a 9 9 J J 1 1 1
22. Yes key Leo is operating Copyright 2008 LG Electronics Inc All right reserved 79 LGE Internal Use Only Only for training and service purposes 6 Trouble shooting 6 11 SIM amp uSD trouble SIM Check Points Power is working Socket soldering Proper SIM is used st SIM Connector ES OE Y 1 Cursor 2 94 v Function Ch2 Freq 10 93 H7 VSIM 2V9 TP2 85 2V9 SIM J301 2 92V GND3 GND2 i GND4 GND1 i TP1 I thzrreq o lt lt 10 93 C6 SIM RST 1 C5 1 C347 _ C348 1 00 T M 0 0ms width ch2 4 TP2 stu gt 0 00000 s 1 Function Mode M Bar d H Bars Ind nus n Seconds lt Prevu Tek stop g JA 3 08 V TA 3 04 V 1 60 0 18 20 0 Ch2 Freq Ch2 Freq 2 250MH 7 255kH2 TP3 6 SIM IO BALA ur m ch2 Ch2 High 3 08 2 92 V Ch2 Freq Ch2 Freq 3 250MH2z 7 255 2 A EN WIE ooy 200ns Width Ch2 Loov M40 0us Width ch2 28 Mar 2006 28 Mar 2006 14 08 59 14 22 26 tere 472 000ns uly 480 000ns LGE Internal Use Only 80 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 6 Trouble shooting START Check All of SIM card voltage KM380 Series support 1 8V amp 2 9
23. Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 88 6 Trouble shooting Y When GSM band called it must seem as below yellow is VC1 blue is VC2 File Edit Vertical Horizi amp cq Trig Display Cursors Measure Mask Math MyScope Analyze Utilities Help m IU T T T soomvidiv 0 0 AE 1 0 5 0 5 5 200ns pt o 500mvidiv Horz Diy 0 05 REN waw RL 50 0k Luar 216 5 J 3 198 2008 PK Pk 2 86V Y When D PCS band called it must seem as below yellow is VC1 blue is VC2 File Edit Vertical Trig Display cursors Measure Mask Meth MyScope Analyze Help m u x formers 1 44 516 acqs RL 50 0k 39 192 2008 Pk Pk 120 0 Copyright 2008 LG Electronics Inc All right reserved 89 Only for training and service purposes 500mV div S132 1 0ms 5 0 5 5 200ns pt Lo 500mvidiv Horz Diy 0 0s LGE Internal Use Only 6 Trouble shooting 6 14 RF Transmitter path Troubleshooting START 1 Set HP8960 as below v Active Cell GPRS v 62ch 5level TCH v 62ch 60dBm BCH 2 Establish Spectrum Analyzer amp Oscilloscope General Circuits Troubleshooting YES iL Check Transmitter Circuit Check
24. 2 9 V 150 mA ultra low drop VAUX 2 62 V 100 mA VIO 1 8 V 2 9 V 22 mA ultra low drop VSIM 1 8V 2 9 V 150 mA ultra low drop VMME 2 8 V 140 mA ultra low drop VVIB 3 1 V 40 mA ultra low drop VUSB Low Noise LDOs 2 5 V 220 mA VAUDIOa 2 85 V 20 mA VRF1 1 5 V 80 mA VRF2 2 85 V 150 mA VRF3 Low Power LDOs 1 5 V 20 20 4 VRTC Copyright 2008 LG Electronics Inc All right reserved 67 LGE Internal Use Only Only for training and service purposes 6 Trouble shooting 6 3 Charging trouble Check Points Connection of TA check TA voltage 5 6V Charging Current Path component voltage drop Battery voltage 1 Charging method CC CV 2 Charger detect voltage 4 0 V 3 Charging time 2h 30m 4 Charging current 400 mA 5 CV voltage 4 2 V 6 Cutoff current 100 mA 7 Full charge indication current icon stop current 100 mA 8 Recharge voltage 4 15 V m Ig 4 2V 3 75V 3 75V 3 64V 3 643V 3 45V VSUPPLY VCHG ss 3 45V 3 35V OVP CHARGING IC VBAT VCHG OVP VBUS OVP A A VBUS_USB VIO 2ve2 U303 ISL9221 TP2 19 1 voc gt VDC BYP Ee s 2 vusB eee 4 BAT 3 m USB BYP lt lt _CHG EN eres 5 EN 4 GND IMIN TP1 7 Sex 819
25. I 22 2 2u e li 558 L C214 838 2 21 C215 C212 200 2 5212515 410 DATA 15 0 1u AT AVDD HPGND lt lt lt 9999999 E HPVDD AGND 88 und x z 008 gt 45250555555222502225292522522225 DATAO SPKVDD DGND 57 C216 C217 R204 pg GPIO C gt gt e gt gt GPIO jg ge DCVDD SPKGND 22 ye a GPIO C2 GPIO 2 Dal DBVDD 47K R206 47K GPIO C3 GPIO fig 8 gg C4 GPIO A4 i a VSD2 iva CODEC MCLK MCLK C218 _ 100 _ 5 GPIO 5 jio aay A CODEC_BCLK BCLK gt gt HSO_R xv dai GPIO_ce GPIO AG 13 048 CODEC DIN DNC MicBIAS Z 18 1004 E GPIO C7 GPIO A7 CODEC DOUT DACDAT gt HSO_L GPIO C8 GPIO A8 DATE CODEC LRC DACLRC 56 GPIO c9 GPIO A9 E TATAIA GPIO1 Bi 8 8 x fag GPIO Cio GPIO A10 lea Lop 2 TP200 C1 GPIO 11 jip GPIOs_BCLK2 LON GPIO C12 GPIO A12 jig 44 4 BS 1210 GPIO4_DACLAC2 6 0 C13 GPIO A13 fg BS SK B pg GPIOS_DACDAT2 1200 Ga GPIO C14 GPIO A14 E15 B cs LINT i aon Ba GPIO 15 GPIO A18 jg aay SPK N P LIN2 LOUT Bs gt 24 GPIO Ct6 GPIO A16 Ero
26. Taw STOP Model Wait phone connecting SW Version 380 Wait phone connecting V10c 208 20 MAR 10 2008 1 combined co PASS TOTAL Wait phone connecting Wait phone connecting Wait phone connecting Wait phone connecting Wait phone connecting Wait phone connecting Wait phone connecting Wait phone connecting Wait phone connecting Wait phone connecting Wait phone connecting Used Comport Count 16 Current State IDLE Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 97 File and Settings Wuserw HFE SFA wkKFe00WKF600_071227 dil LGE Internal Use Only LGE Internal Use Only 98 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 8 CIRCUIT DIAGRAM
27. p219 100 CODEC DOUT lt lt DACDAT L CODEC LRC DACLRC 2 GpiO1 Di as Bs x m LOP gt TP200 ES Te T GPIO3_BCLK2 LON Gq GPIO4 DACLRC2 GPIO5_DACDAT2 L200 D3 Ni 100nH SPK N C220 5 LOUT LY VY HSO_3 5_L ROUT HSO 3 5 R C221 ay C6 L201 FM SND L C222 T gg 3 100nH SPK N LIN4_RXN A4 OUT3 gt gt HSO_3 5_VMID FM_SND_R 2223 1 RIN3_GPI8 outa 04 SPK_P RIN4_RXP D4 RIN1 SPK P C225 981 RIN2 SPKP A 7 SPK AMPP SPKN Fe CSB_ADDR gt gt SPK AMPN gt gt SCLK DA 2 SDA SDIN ROP gt 9 C226 C227 R214 E2 RON 47 47p MODE 100K Figure 19 Audio DAC Circuit Diagram Copyright 2008 LG Electronics Inc All right reserved 47 LGE Internal Use Only Only for training and service purposes 3 TECHNICAL BRIEF 3 15 2 Microphone circuit M IC MICBIAS gt 1 C400 T DNI SCE 8 L401 100nH C401 MIC P 400 22n OUT 1402 100nH C402 214 ie 22n x f s lt lt 5 gt 6 PW 27pl 1404 AVE C408T T27p 8 8 04051 C406l 8 iB I 10u T SPM0204LE5 QB 3 1 Pa o o Figure 20 Microphone Circuit Diagram LGE Internal Use Only 48 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 3 TECHNICAL BRIEF 3 1
28. 7 Download amp S W upgrade 7 2 Multi Download Program Setting Model Base m Multi Download Program Execution Setting Configuration Configuration DLL Siw OOWBYTWKFEBOOAT 01 V1 6 TILOADER CH GSMULTIcmd m0 Information Baud Most modern PC s built in serial ports are designed for maximum 115200 bps data rate recommand you use High Speed Serial Devices USB or PCI End COM ax 18 ports 32 ports Boot C Hercules AD6522 06720 e Hermes AD6527 Monaco AD6532 Atlas2H 4D6721 B Setting Completed x TI RAM Loader Only Model ADI Model Donit care C GSMULTI Model Frame count select Internal External boot select Only TI Model External boot G7000 G7030 After setting completed iOKi BTN click 16port Setting Default condition SW Version KM380 START BTN Click Used Comport Count 2 Current State IDLE 10e 208 20 M4A 10 2008 1 combined_co PASS TOTAL 0 0 LGE Internal Use Only File C Documents and Settingswuserw HFE Sto wkKFe00WKF600_071227 dil 96 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 7 Download amp S W upgrade Stand by Condition Wait phone connecting confirm Phone connection LG GSM Multi Download Ver 2 1 File E Setting S About H
29. C334 8 258 0 1uF 0 1u 1 1 Aged 6K ICVS0505 pe 88 408 3 7 7 7 7 LGE Internal Use Only 68 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 6 Trouble shooting START 18pin IO CN301 Is soldered No Resolder the CN301 The TA can be Source pin of broken 408 5 6V Change other TA then retest Output pin 10 Check solder of C333 4 2V U303 or replace it charging until battery Voltage goes up to 3 35V Battery voltage is over 3 35V Charge is operating properly Copyright 2008 LG Electronics Inc All right reserved 69 LGE Internal Use Only Only for training and service purposes 6 Trouble shooting 6 4 LCD display trouble Check Points LCD assembly status LCD FPCB Connector on FPCB EMI filter soldering Connector combination LCD Connector 2ve2 CN402 VIO 2 62 1 5 40 2 39 A 3 Op MLED C1 4 37 MLED C2 sS OTa 8 MLED C3 4 0 Os 4 888 el MLED C4 p e Ou gt gt LCD ID MLED C5 aS OCT MODEt FL401 JCVE10184E150R101FR 90 Qz Ss LCD_VSYNC lt nour s4 A4 INOUT B3 INOUT INOUT B4 INOUT A4 DIES 7 mour B2 INOUT A2 2 2 iNouT B
30. CAP CERAMIC CH P CHIP MAKER P P me ECzHo004402 1190000 pF 16V Z X7R TC 1005 R TP empty empty empty empty empty empty 0009101 0 1 uF 6 3V X5R 0603 R TP CAP CHIP MAKER C125 CAP CERAMIC CH C126 C127 C128 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 100000 pF 16V Z X7R 1005 R TP empty ECZH0004402 empty empty empty empty empty 2 0004402 2 0004402 100000 pF 16V Z X7R 1005 R TP empty empty empty empty empty empty 100000 pF 16V Z X7R 1005 R TP empty empty empty empty empty empty C129 2 0001217 470 nF 6 3V 5 1005 P CH P CHIP MAKER 2 0001216 220 nF 10V X5R 1005 R TP p 5 C130 5 C131 P MAKER CH CE 2 0001217 470 nF 6 3V 5 1005 R TP C132 CAP CERAMIC CHIP 0009216 22 pF 25V J X7R 0603 R TP CAP CHIP MAKER CAP CHIP MAKER 22000000 pF 6 3V X5R 2012 R TP 0 85t 2 0025502 s empty empty empty empty empty empty 22000000 pF 6 3V X5R 2012 R TP 0 85t 2 0025502 empty empty empty empty empty empty C136 CAP CERAMIC CHIP 0005604 10 u
31. DATA 12 L4 DATA 3 M3 N DATA 4 4 DATA 15 N3 SDRAM CS SDCLKI SDCLKO _WR ADD 13 ADD 14 _RAS _CAS _BCO _BC1 DATA 0 J5 DATA 1 L5 DATA 2 J6 DATA 3 16 DATA 4 J7 DATA 5 L7 6 18 7 18 516 FLASH1 CS ADD 16 22 ADD 17 _RD 06 59 66 100 Lci32 22p DQ0 DQ1 DQ2 DQ3 DQ4 DQ5 DQ6 DQ7 DQ8 DQ9 DQ10 DQ11 DQ12 DQ13 DQ14 DQ15 VDD1 VDD2 _cs VDD3 VDD4 CLK CKE VDDQ1 _WED U100 VDDQ2 BAO VDDQ3 BA1 K5D1G12ACE D075 _RAS _CAS VSS1 vss2 UDQM 553 vss4 100 vssai 101 vssa2 102 vssas 103 104 105 106 107 vcc2 vcco _CE ALE CLE _RE VSS5 556 VSS7 ADD 0 VSD2 1V8 ADD 0 12 VSD2_1V8 C129 C130 470n 220n VSD2 1V8 Figure 11 Memory Circuit Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 37 LC131 7470n LGE Internal Use Only 3 TECHNICAL BRIEF 3 8 LCD Display LCD module include Main LCD 2 0 240x320 QVGA 260K color TFT Backlight 5 piece of white LED LCD Connector Interface Spec Table 7 LCD Connector Interface Spec Pin Name Description GND Ground MLED_A Power Supply for LCD Backlight LED MLED C1 Current Return for LED1 MLED C2 Current Return for LED2
32. SFAY0011401 band FEM uQFN10 10 R TP USB 2 0 High Speed Analog EUSY0S62701 Switch OVT Option C Analog Switch SEVY0005402 5 6 V SMD 1005 Siez SOpF SEVY0005402 5 6 V SMD 1005 Siez SOpF SEVY0005402 5 6 V SMD 1005 Siez SOpF SEVY0005402 5 6 V SMD 1005 Siez SOpF 5 5 5 5 5 5 5 5 5 5 5 5 5 5 VA306 VA307 VA308 VA309 VA310 VA400 VA401 VA402 VA403 VA404 VA405 VA406 VA407 VA408 VB300 X100 X101 X TAL X TAL LGE Internal Use Only SEVY0005402 5 6 V SMD 1005 Siez SOpF SEVY0004101 5 6 V SMD 360pF 1005 5 6 V SMD 360pF 1005 18 V SMD 18 V SMD 5 6 V SMD 1005 Siez 50pF SEVY0004101 SEVY0003801 SEVY0003801 SEVY0005402 SEVY0005402 5 6 V SMD 1005 Siez SOpF SEVY0005402 5 6 V SMD 1005 Siez SOpF SEVY0005402 5 6 V SMD 1005 Siez 50pF SEVY0005402 5 6 V SMD 1005 Siez SOpF SEVY0005402 5 6 V SMD 1005 Siez SOpF SEVY0005402 5 6 V SMD 1005 Siez SOpF 5 6 V SMD 1005 Siez 50pF 5 6 V SMD 1005 Siez 50pF 2PIN 26 MHz 10 PPM 8 pF 40 ohm SMD 3 2 2 5 0 6 12ppm at 30 C 85 C CO 1 0pF C1 3 6fF 26 10 8 SMD R TP SEVY0005402 SEVY0005402 ENEY0003801 0018404 32 768 KHz 20 12 5 pF 70 Kohm SMD 3 2 1 5 0 9 E EXXY0018701 Copyright 2008 LG Electronics Inc All r
33. empty empty empty empty empty empty reenen NNNM s p u krFIi mens pss seem o o Bite 230 CAP CHIP MAKER ECZH0001215 1 uF 10V X5R 1005 R TP C231 CAP CHIP MAKER ECZH0001215 1 uF 10V X5R 1005 LGE Internal Use Only 132 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 14 EXPLODED VIEW REPLACEMENT PART LIST ew 99 e car 5 235 0004904 1 uF 6 3V X5R 1005 R TP 5 C236 P CERAMIC CH 0004904 1 uF 6 3V X5R 1005 72 em pesas prece e o pesas wenn Le pesar womens premieres ae peces C300 CAP CHIP MAKER ECZH0000901 24 pF 50V J NPO 1005 R TP C301 CAP CHIP MAKER ECZH0000813 100 pF 50V J NPO 1005 10 uF 10V STD 1608 R TP empty empty P C306 TANTAL CHIP ECTHO004807 557041256 empty empty empty empty C313 CAP CHIP MAKER E
34. gt amp Program Files e Temp WINDOWS Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes DII Ez Looks 012 41 HK 27 exe Hele S MFCD42D DLL 5 MFCN42D DLL S MFCO42D DLL 5 MSVCPB D DLL S MSVCRTD DLL 8 ShieldBox_DIID dll 9 Vsflex7L ocx S vsflex7l ocx regist bat 0g 8 image a U EA Windows 98 MFCD u ae s Windows 2000 MFCD DL giu set Eg Windows XP MFCD DLL cj ge ng S CazaLMPL ib 11 81 viFiles 113 177KB 165KB 2 129KB 909KB 269KB 41KB 781KB 505KB 377KB 185KB 434KB 58 24 MS DOS 22 MS DOS 22 MS DOS 22 88 z 3 432 432 2a 4 4 4 xg u mg 4 88 42 Activex HES MS DOS 22 olo 00 olo olo olo 0 00 ow 00 ow 0 0 EJ Ae EF 2007 12 06 2 4 2007 12 06 22 2007 12 06 98 2007 12 06 Q 2007 12 06 92 2007 12 06 22 2007 12 06 928 2007 12 06 97 2007 12 06 2 34 2007 12 06 22 2007 12 06 98 2007 12 06 9 2007 12 06 9 2007 12 06 92 2007 12 06 2 4 2007 12 06 9 4 LGE Internal Use Only 11 RF Calibration 11 2 3 Click SETTING Menu Cal HOTKIMCHI Rev Off Line SIENTES Start MANUAL 11 2 4 Setup Ezlooks menu su
35. 1 1 FL 02 Ro EL Iy 0 1P209 TPA Emi E III s o 0200 Power switch No MP3 sound play n CLIC 0207 JD B 0 F 0100 H TP518 J K L N N 9500 BLUECORE5 FM Module M No BT connection Alo lt 0100 Memory per im ME No Bootin FM radio no service 3 8 zn dsl 9 0503 USB Switch U FER ET 204 Sub PM IC No USB connection sound No play No Mass storage us 51 Micro SD Socket U202 TCC8720 lt No Micro SD card MP3 decoder chip 1301 225 detection No MP3 sound play I CN300 Battery conn 0401 LCD Backlight driver i 4 a ss No Power o
36. Fie system 50 Terminal port set successfully Baudrate set successfully Sending to mobile Timeout while receiving please check connection and that DUT is ON IPC Baud 115200 6 DLL 3 amp 0 Click Update Info for communicating Phone and Test Program Edit View Modes Window Trace Sel w 8 AOS TE Not Connected Phone Tool Cinfineon DWDIO DLL information Version 34 0 Unknown 7 BB Chip RF Chip SM Power B Copy Update the text box above pere Set Power ept ATH 1 24 7 Wait for CTS Mode s Stood Font see s V24 ATH Off Press F to open help file Func Code v Quick Bar Main Screen Nen signaling D Signaling Smart Alignment 98 Vibrator Accessory 80 nos Graphic Device 29 Backlight Exception EEPROM editor 1 Audio Charger Security 9 Miscellaneous F Real Time Clock SM Power Fie system 5 Terminal port set successfully Baudrate set successfully Sending to mobile Timeout while receiving please check connection and that DUT is ON PC Baud 115200 COM 6 DLL 340 AT Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 119 LG
37. LGE Internal Use Only 28 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes TDMA I F 3 TECHNICAL BRIEF T_OUT3 UART_BT_RTS T_OUT4 UART_BT_CTS T_OUT5 CHG_EN T_OUT6 PA_MODE_2 PAM T_OUT7 HOOK_DETECT T_OUT8 VBUS_OVP USB DETECT System Port CLKOUTO lt 26 Not used F26M 26MHZ_MCLK 26M Main Clock F32K to 32k crystal OSC32K to 32k crystal RESET_n _RESET TRIG_OUT TRIG_OUT RTC_OUT Copyright 2008 LG Electronics Inc Only for training and service purposes RTC_OUT All right reserved 29 LGE Internal Use Only 3 TECHNICAL BRIEF 3 3 Power management IC 3 3 1 General Description S GOLDradio has a highly integrated Power and Battery Management block for mobile handsets Block Description Highly efficient step down converter for main digital baseband supply including Core DSP and memory interface External Bus Unit Support of S GOLD standby power down concept Low drop out LDO regulators for Flash and mobile RAM memory devices Voltage independent switching of two SIM cards LDO regulators for baseband supply LDO regulator for analog mixed signal section of S GOLD Low noise LDO regulators for RF devices Supply for Bluemoon Single Infineon s single chip solution for Bluetooth Audio amplifier 8
38. M9 LOAD Current consumption measure LGE Internal Use Only N C 26 Copyright O 2008 LG Electronics Inc All right reserved Only for training and service purposes 3 TECHNICAL BRIEF Reference VREF IREF JTAG I F TDO TDI TMS TCK TRST_n RTCK Memory EBU AD 0 EBU AD EBU _AD 2 EBU _AD 3 EBU _AD 4 EBU _AD 5 EBU _AD 6 EBU AD 7 EBU _ADI8 EBU AD 9 EBU _AD 10 EBU _AD 11 EBU _AD 12 EBU _AD 13 EBU _AD 14 EBU _AD 15 WR EBU RD N EBU BCO EBU _BC1_N EBU _ 0 EBU EBU A 2 EBU A 3 EBU A 4 Copyright O 2008 LG Electronics Inc All right reserved 27 LGE Internal Use Only Only for training and service purposes 3 TECHNICAL BRIEF EBU A 5 EBU A 6 EBU A 7 EBU A 8 EBU A 9 EBU A 10 EBU A 11 EBU A 12 EBU A 13 EBU A 14 EBU A 15 EBU A 16 EBU A 17 EBU A 18 EBU A 19 EBU _A 20 EBU _ 21 EBU _A 22 EBU _ 23 EBU _A 24 ADD 24 EBU _CS0_n _FLASH1_CS CS1 n SDRAM CS CS2n nCS1 EBU CS3 n EBU ADV n EBU RAS n _RAS EBU CAS n _CAS EBU WAIT n _SDCLKO SDCLKI SDCLKO SDCLKI BFCLKO EBU BFCLKI EBU CKE Memory FCDP RBn
39. PAM Circuit Check Control signal of FEM Replace PCB YES After download S W Calibrate it Fig 12 Troubleshooting flowchart of RF Transmitter path LGE Internal Use Only 90 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 6 14 1 Transmitter Circuit Transmitter Circuit Does Power C543 amp C548 seem like about 2dBm Check the next part Fig 13 Transmitter circuit U102 6 Trouble shooting GND25 GND15 GND24 GND14 J 0 GND23 GND13 34 1 55 GND22 GND12 7 34 5 SND21 GND11125 8 32 GND20 GND10 77 3 vSUPPLY GND19 09 gt 2 4 A 6539 LC540 1 41 GND18 GND8 g 35 GND17 GND7 35 GND16 0501 anpe 5 4 gt 36 5 77340 17L asm_out ENTS RRI N A7 lt EN 791 GNDS GSM_IN C523 TXLB EAD 9ND4 TX RAMP 4g RSVD2 VBATT 1 q3 GNDS RSVD1 Fr 55 GND2 BSH lt PA BAND 1157 GNDI PCS IN 5 Toss Hroogtszs TXHB 1612 8 8 OUT MODE PA_MODE_2 C561 562 1 cs o_Lcse3 _ 564 _ C565 C566 C572 C567 C568 0 1u 1u 33 uFT 39p 39p 39p 39p 39p DNI DNI Y Check point of PAM Transmitter output power C548 C543 is approximately 2dBm Copyright 2008 LG El
40. TOUT 4 UART BT CTS Bluetooth CTS USB USB DPLUS USB BB DP USB USB DMINUS USB BB DM USB CLK DSPINO 2 For FM Radio CLK32K LGE Internal Use Only 24 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes CAMERA I F 3 TECHNICAL BRIEF CIF DO Camera DATA 0 CIF D1 Camera DATA 1 CIF D2 Camera 2 CIF D3 Camera DATA 3 CIF D4 Camera DATA 4 CIF D5 Camera DATA 5 CIF D6 Camera DATA 6 CIF D7 CAM D 7 Camera DATA 7 CIF PCLK CAM PCLK Camera pixel clock CIF HSYNC CAM HS Camera H sync CIF VSYNC CAM VS Camera V sync CLKOUT CAM MCLK Camera main clock CIF PD CAM PD Camera power down active high CIF RESET CAM RESET Camera reset LCD I F DIF DO LCD data 0 DIF D1 LCD data 1 DIF D2 LCD data 2 DIF_D3 LCD data 3 DIF D4 LCD data 4 DIF D5 LCD data 5 DIF D6 LCD data 6 DIF D7 LCD data 7 DIF D8 LCD data 8 DIF_CS1 LCD chip select DIF_CS2 DIF_CD MP3 Decoder Interrupt Command Data switch DIF_WR LCD Write DIF_HD Indicating End of Charging DIF_VD LCD_VSYNC VSYNC DIF_RESET2 JACK DET 3 5 Detect plug in of 3 5pi Ear Phone 1
41. n Copyright 2008 LG Electronics Inc All right reserved 99 LGE Internal Use Only Only for training and service purposes 8 CIRCUIT DIAGRAM 1 2 3 4 5 6 7 8 9 10 zve lt VSD2 1 8 sawa lt A 2 201 c2o2 1v2 Mig vi V8 Stereo D AC amp AMP tem o20n 20 o du u P wi X 19800 5 L C206 C207 208 A 2V8 DAC Bi s 2 2 220 220 A A 2 voc 5 C209 ceto cett
42. 1 3a 01 VSYNC Hs VS D 2 q 22 0502 HSYNC H5 9 46 HS CAM D 3 z 03 STANDBY CAM D 4 3 04 Ho lec SCL CAM D 5 11 05 SDA 5 HOTS lC SDA CAM D 6 5 06 RESETB 7 T RST CAM D 7 D7 MCLK CAM CLK 5285840504 59588888 AAAS C322 C323 C324 25 2V8 DVDD K 10 15 10p 2V8 CAM AVDD mI mr rr FB306 if C328 C329 0 1u Figure 15 ISP amp Camera Circuit Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 43 CKIS LGE Internal Use Only 3 TECHNICAL BRIEF 3 13 Battery current consumption monitor KM380t series use a current monitoring function to calculate the battery capacity and the remaining time as monitoring current flow from the battery thru 47mohm resistor Battery Connector amp Current Monitor VSUPPLY VBAT C574 1 C576 2 100 PF p U3017 ZXCT1010E5TA CN300 Figure 16 Battery Current Monitor Circuit LGE Internal Use Only 44 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 3 TECHNICAL BRIEF 3 14 JTAG amp ETM interface connector In case of KM380t series mass production the JTAG interface connector will not be mount on board That is only for developing and software debugging purpose ON BOARD ARM9 JTAG VSD2 1V8 2V8 VMM
43. 1 8V 16 128 8 p EUSY0294205 NAND 512M 32Mx16 SDRAM U101 EUSY0227901 SON5 P 0 35 fSV 5 PIN R TP 2 INPUT AND GATE Pb Free 5 U102 EUSY0347801 BGA 293 PIN R TP EDGE RF BB PM Onechip BB C Digital Baseband Processor 5 0200 EUSY0263301 SC 88 2 0x2 1 6 PIN R TP Single SPDT Switch Pb Free 5 U201 C EUSY0356801 CSP 42 PIN R TP Audio DAC with Class AB D dual speaker driver IC Audio Codec 5 0202 C EUSY0290901 144 ball FPBGA TCC872 144 PIN R TP TCC870 16Mb SDRAM MICRO SMD 24 2BUCK 2LDO 2 5x2 5 U300 EUSY0319001 8 300mA 300mA 2 8V 1 8V Dual U301 EUSY0286901 SOT23 5 9 PIN R TP 2 5V Sense voltage max current monitor U302 CONN SOCKET 5 0020101 24 PIN ETC 0 9 mm 1 1 Copyright 2008 LG Electronics Inc All right reserved 143 LGE Internal Use Only Only for training and service purposes 14 EXPLODED VIEW amp REPLACEMENT PART LIST 5 U303 C EUSY0351601 DFN 12 PIN R TP Dual Charger IC Bypass IC Charger SOT 23 3 PIN R TP DC MOTOR DRIVER U400 EUSY0362601 sSON004 4 R TP Hall IC IC CMOS 0500 MODULE ETC 5 2 0015801 84 Ball O 5pitch BGA Bluetooth FM 6 0 6 0 1 0 5 0501 5 0012301 dBm dBc dB SMD 5 5 5 0502 0503 VA302 VA303 VA304 VA305 FILTER SEPERATOR VARISTOR VARISTOR VARISTOR 850 900 1800 1900 dB dB dB dB 4532 GSM Quad
44. 1 Test Program Setting D Set COM Port Check PC Baud rate Confirm EEPROM amp Delta file prefix name 12 Stand alone Test H Tool version 41 1 0 Infineon Technologies Denmark A S Main Screen Phone Tool setting Serial Communication Settings Compor come PC Baud rate 11520 gt MS Baud rate Level Converter needs low IV RTS enable electrical high EEPROM Setting M IV Read Static Eeprom values only from phone Use EEP amp delta fle archive fie EEPROM t Deka file prefix name MPE example globe thers Task Management Write an application name FFS configuration prefix V Copy status line to log window Guo Save Phone Tool Infineon DWDIO DLL information Version 34 0 Variant 159 Hex Connection Test Fail Prod testmode Unknown TamgelSW Ver Unknown Target EEP Ver Unknown EEP patch con Unknown RF Band Support Unknown UMTS Unknown Features present Unknown E i Reset Target Sw Set Power On mode V24 accept ATH VAAT O _ n Wait for CTS V24 ATH Off Press F1 to open help file Func Code Format gt Main Screen signaling Smart Alignment G KeyBoard Vibrator Accessory 80 1 Graphic Device Exception EEPROM editor Miscellaneous Real Time Clock SM Power
45. 105 LGE Internal Use Only Only for training and service purposes 9 BGM Pin BGA IC Pin Check 0100 K5D1G12ACE D075 o xe Not in use LGE Internal Use Only 106 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 9 BGM Pin BGA IC Pin Check U201 WM8959 e O O e O Of OOO 4 9 Op CSB ADDR DBVDD e O 0 e OO eoosecoe ooo Not use Copyright 2008 LG Electronics Inc All right reserved 107 LGE Internal Use Only Only for training and service purposes 9 BGM Pin BGA IC Pin Check U202 TCC8720 O O O O O e O O GPIO D1 GPIO C8 GPIO C13 GPIO C20 GPIO C23 GPIO 00 TDO GPIO CO GPIO C4 CK TEST TMS RTC BPEN GPIO D8 O O O O O 06 o o GPIO D9 GPIO D3 GPIO D2 GPIO C21 GPIO C14 GPIO C16 GPIO C27 GPIO 5 VDD TDI GPIO GPIO_A19 1 nRESET X GPIO D5 e o GPIO 04 23 GPIO A22 G GPIO C26 GPIO C28 GPIO A18 GPIO A20 GPIO C25 VDD CO GPIO C10 55 CO TCK VSS GPCD GPIO C1 VDD GPCD GPIO C24 GPIO D7 O O O O O GPIO A14 GPIO A15 GPIO C6 GPIO C12 55 CO PIO C7 Gi nTRST GPIO A16 GPIO A12 GPIO A17 o O O GPIO A10 GPIO A13 GPIO 11 VDD GPA GPIO D6 iO C22
46. 21 58 G M Fia pps 16BIT L L d ada Remote Power 9BIT H H R430 emote amp LCD RESET SIDE KEY HOLD M y _2 0 22 10K Vio aveo A P gt END_KEY_IN sift gt HOLD lt 6 R431 resistor 330K R435 3 D CN403 xS 0401 15 30 R592 END Ky KTC4075E 100nH 100K 1 r gt PWRON PRSB6 8C t d d 33M 1 2 3 22 LCD BACKLIGHT LED DRIVER M Q400 RIS 18 E 4 CAM tu HALL EFFECT S W bo NR VBAT 0401 MAXB630W _2 62 9 9 EL MLED A 5 T Hano 1801 MLED_C1 R437 100K LED2 55 MLED C2 gt FLIP OPEN LED3 MLED C3 C2 L Lena 11 MLED C4 BUS2031NVX 1400 C43 9 cow LEDs 19 MLED C5 SE 4 k 5 OUT LCD BACKLIGHT EN PWM z P GND NC GND A 9 x 10416 wp i 5 z C417 du a 1 2 3 4 5 6 7 LGE Internal Use Only 102 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 8 CIRCUIT DIAGRAM
47. 27 1010 5 C303 vourz R305 5 1 C304 2 2 LOAD pee oun Anci 5 zx wL 4 2 gt LOAD HS_MIC_P iod gt BAT ID lc lt cai 1301 1000 gt 1K Tu asa 250858 cats FB30 9 z usa pP e USB_DM mum JACK_DET SS a Sio n REWRON EN lt mann 3 1213 00 mm 94 w al OVP CHARGING IC Be 4 UART IX E sid var em eom Reis 1000hm gt 22 20 oo 21 vio v v He 2a o oo diim ANI eid CAM D 3 2 D3 1i CAM PD VBUS USB vabot CAM D 4 04 2 SCL CAM D 5 55 12 50 1302 1000H CAM 0 8 2 E usos 1819221 1 80505588 CAM D 7 07 90 CLK C321 24 VA408 PGND y voc AL eS 2V8 CAM DVDD osz L Loses cal L 0525 2 voc 2 L303 Less Ton T nex wuse li eR 2V8 CAM AVDD 8 8 BAT PPR 2 E i E E USB_BYP lt B tit 1V8 CAM 5 EN S 818 B 7 coo Totu Totu T di T lier CA FRA CKTS 558 B
48. Check camera connector 34pin main connector Combination then Camera test With equipped camera module Yes Replace New Camera module Replace Working properly Main PCB Replace Camera module 1 Yes Copyright 2008 LG Electronics Inc All right reserved 73 LGE Internal Use Only Only for training and service purposes 6 Trouble shooting 6 6 Receiver amp Speaker trouble Check Points Speaker pin contact Audio amp soldering SUB PMIC soldering SPK s s L314 56nH SPK AMPP gt T ANA _ 49 1315 56nH 1 T 100p tyunct ions CN302 10 09 SPK gt gt i e C350 C351 EVLC18S02015 EVLC18S02015 47p 47p C209 C210 C211 o gl 2 20 2 2 2 C215 C212 C213 1 4 74 0201 WM8959 AVDD HPGND ES 4 pz HPVDD AGND SPKVDD DGND 57 C216 C217 Ge DCVDD SPKGND 2 2u O 1u DBVDD CODEC_MCLK E MCLK ci m C218 _ 100 CODEC BCLK BCLK gt gt HSO CODEC DIN DNC MICBIAS baig 100 CODEC DOUT lt lt Gq DACDAT gt gt HSO_L CODEC_LRC gt DACLRC pipi Bi 82 BS x as LOP gt e TP200 e GPlo3 BCLK2 LON Gr
49. E E E E E E E E E E apa em ol ol ol o o R415 BEE EE EE BE EB BEB KP_OUT 3 lt 150 MULTI VOLUME CLR 5 0 DOWN DOWN p 4e 47 pa 418 pa 49 o e _00 4 lt lt RANG 180 4 3 593 0492 R417 150 KEY_BL_EN KP_IN 2 100K KTC4075E KP ING inm LCD Connector vo vez KENG 25 pazo YY 180 mi KING 421 150 KP_IN 6 CN402 2ve2 1 6 40 2 39 2130 Ow SIDE KEY MODE END F 4 37 MLED C2 925 1 MLED C3 E 8 ela MLED C4 7 9 gt LCD ID Bibi 480 SIDE_KEY_VOL 8 MLED C5 8 E S 38 wo ts om FL401 JCVE10184E150R101FR 2 LCD VSYNC 6 NOUT AM 86 E SE 8E D nee e KP_OUT 3 VOLUME UP DIF CS moutas if q INOUT BA INOUT DIF_D 7 52 gt VBAT 3 is 3 KP OUT 4 VOLUME DOWN DIF RS g NOUT B2 INOUT A2 f 1219 Sts INOUT B3 INOUT A3 DIF D 6 1 END 38 gt T lt KP IN 6 DIF WR S NOUT E INOUT Ai 12 0 9 28 Z INOUT INOUT A2 3 DIF D 5 8 3 1 38 gel DIF_RD gt aO 9 g NOUT BI INOUT Ai DIF D 4 CN401 2 2 S Y 5 8 I 8 gt ICVE10184E150R101FR 18 6426 1 INOUT Ai INOUT Bt DIF D 3 2 16 EI 2 mour a2 ge DIF D 2 a 8 i o G INOUT INOUT B3 DIF D 1 9 MODE 18 2 moutas INOUT DIF D 0 W 20 9 6
50. Lighter Adapter DAC Digital to Analog Converter DCS Digital Communication System dBm relative to 1 milli watt DSP Digital Signal Processing EEPROM Electrical Erasable Programmable Read Only Memory EGPRS Enhanced General Packet Radio Service EL Electroluminescence Electrostatic Discharge Flexible Printed Circuit Board Gaussian Minimum Shift Keying General Purpose Interface Bus General Packet Radio Service Global System for Mobile Communications International Portable User Identity Intermediate Frequency Liquid Crystal Display Low Drop Output Light Emitting Diode Copyright O 2008 LG Electronics Inc All right reserved 9 LGE Internal Use Only Only for training and service purposes 1 INTRODUCTION LG Electronics Offset Phase Locked Loop Power Amplifier Module Printed Circuit Board Programmable Gain Amplifier Phase Locked Loop 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 TA Travel Adapter TDD Time Division Duplex TDMA Time Division Multiple Access UART Universal Asynchronous Receiver Transmitter VCO VCTCXO Voltage Controlled Oscillat
51. MLED C3 Current Return for LED3 MLED C4 Current Return for LED4 MLED C5 Current Return for LED5 GND Ground LCD VSYNC LCD V Sync DIF CS LCD Chip Select DIF RS LCD Read Select DIF WR LCD Write Enable DIF RD LCD Read Enable GND Ground GND Ground GND Ground GND Ground GND Ground GND Ground GND Ground GND Ground GND Ground GND Ground DIF D 0 LCD Data LGE Internal Use Only 38 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 3 TECHNICAL BRIEF Pin Name Description DIF D 1 LCD Da DIF D 2 LCD Da DIF D 3 LCD Da DIF D 4 LCD Da DIF D 5 LCD Da DIF D 6 LCD Da DIF D 7 LCD Da LCD RESET LCD Reset GND Interface Mode 1 VIO 2V62 Interface Mode 2 LCD ID LCD Module Maker ID VIO 2V62 LCD IO VCC GND Ground VIO 2V62 LCD VCC VIO 2V62 LCD VCC GND Ground Copyright O 2008 LG Electronics Inc All right reserved 39 LGE Internal Use Only Only for training and service purposes 3 TECHNICAL BRIEF 3 9 Keypad Switching amp Scanning The keypad interface is a peripheral which can be used for scanning keypads up to 8 rows outputs from Port Control Logic and 8 columns inputs to PCL The number of rows and columns depend on settings of the PCL
52. Ohms for handsfree operation and ringing Charge Control for charging Li lon Polymer batteries under software control Pre charge current generator with selectable current level RTC regulator with ultra low quiescent current USB interface support for peripheral and mini host mode Vibrator driver with adjustable voltage Fully controlable by software via I2C Bus Temperature and battery voltage sensors Interrupt channels for peripherals LGE Internal Use Only 30 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 3 TECHNICAL BRIEF VBAT 501 VAUK 1001 sp re X vss so1 X sox ra VSS LDO1 VBAT_SU sieh PWM BL1 vss su X PWM BL2 Su F8 PWM BL3 su RESET N su x RESET2 N sp1sp2 suas X SLEEP SD2 FaL gt Wa LPBCK_ECHO sas s d SCANMODE vso2 X 502 Sl ON OFF2 7 1002 X 55 DIG vuse D lt ai 2c DAT veat_esw x uin USB X X vss CHARGER DX FLASH SINK PX vss FLASH eS x 22258 388 35 See ok Fa 3 e e 51 s 88 8118338 Figure 4 Top level block diagram of the PMU Block of 8888 Copyright 2008 LG Electronics Inc All right reserved 31 LGE Internal Use Only Only for training and service purposes 3 TECHNICAL BRIEF Table 6 LDO Output Table of SM Powe
53. P MAKER eRHz0000527 200 1 6 J 1005 R TP 414 5 ERHZ0000527 200 ohm 1 6W J 1005 R TP R598 5 ERHZ0000527 200 ohm 1 6W J 1005 R TP 599 5 ERHZ0000527 200 ohm 1 6W J 1005 R TP E R600 RES CHIP MAKER ERHZ0000447 240 ohm 1 16W J 1005 R TP RES CHIPMAKER CH P MAKER 240 ohm 1 16W J 1005 R TP HE SPFYOO PCB MAIN SPFY0172701 FR 4 pem mm STAGGERED 8 KM330 KM335d MAIN VA300 VARISTOR SEVY0005402 5 6 V SMD 1005 Siez 50pF VA301 VARISTOR SEVY0005402 5 6 V SMD 1005 Siez SOpF LGE Internal Use Only 146 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 14 EXPLODED VIEW REPLACEMENT PART LIST 14 3 Accessory Note This Chapter is used for reference Part order is ordered by SBOM standard on GCSC 3 7 V 1100 mAh 1 CELL PRISMATIC 553450 EUROPE SBPLOO BATTERY PACK LI ION SBPL0093902 BLACK SGDYOO DATA CABLE 60 0010904 empty empty empty 18 BLACK 6 2mm Plug Datacable empty RMS 10mW 0 4V RM3 16 OHM 93dB 1KHZ 1mW EAR PHONE EAR MIKE 65dB 10KHZ 104dB 100KHZ empty empty 18P SEEYUS SET SGEY0005572 CONNECTOR DM Canal Call18p white color Earphone Stereo 100 240V 5060 Hz 5 6 V 0 4 A GOST AC DC Adaptor SSADOO ADAPTOR AC DC SSAD0
54. R329 2 10 100nH C352 100K 1 Check Vibrator Connector Combination Check the voltage Resoldering or of CN303 TP1 Replace U102 Voltage is 2 8 Replace Vibrator LGE Internal Use Only 78 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 6 Trouble shooting 6 10 Keypad back light trouble Check Points Signal path is connected well Analog SW is working properly VBAT amp dsesssississsisss V v V BVE BV Y NN x jz je fe fe fw fe n n XY 8 5 I 8 3 8 8 5 8 3 a g 8 a a a a a 8 ll a a 3 3 3 a 3 3 a a a a 9 84 9 8 z alo a a al a al a al al 2132 2 la la 2 cm lt s Iz 3 S 8 8 8 5 x l Z Z Z i T E EE E E ER ER J OF OF OF OF OF OF OQ OF 219191919191 91 21 21 2 2 PLA LALR LO Qt 0 0 0 0 0 a 0 0 0 0 0 0 0 0 SO 3 0402 hy 4075 START Check All of LEDs solder Check VBAT Check BATTERY check GPIO No signal KEY_BL_EN Replace TR Q402 gt 0 7v
55. and Encodin GS RF Timer Contr o _ CGU SRAM GEA 1 2 3 AUX CAPCOM ADC GPT le ARMAE926 LED PWMis RTC JTAG IrDA MOVE Multimed ia IC MMC SD USARTS cmg ARLA Charger Figure 3 To 3 2 1 General Description level block diagram of the S GOLDRadio Sigm a Delta MASH Modula to PA FE Contro 5 BL SD1 1 5V SD2 1 8V 8888 S GOLDRadio is a GSM EDGE single chip mixed signal Single Chip Radio containing all analog and digital functionality of a cellular radio Additionally S GOLDRadio Provides multimedia extensions such as camera software MIDI sound It is designed as a single chip solution integrating the digital and mixed signal portions of the base band in 0 1 1 5V technology The chip will fully support the FR HR EFR NB AMR speech codec S GOLDRadio support multi slot operation modes CSD GPRS EGPRS up to class 12 without additional external hardware LGE Internal Use Only 20 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 3 TECHNICAL BRIEF 3 2 2 Block Description Processing core ARM926EJ S 32 bit processor core for controller functions The ARM926EJ S includes an MMU and the Jazelle Java extension for Java acceleration TEAKLite DSP core e ARM Memory 32k Byte Boot ROM on the AHB 96k Byte SRAM on the AHB flexibly usable as program or data RAM
56. automatically adjusted prior to each slot OLGA To overcome the statistical spread of the loop filter element values an automatic loop filter adjustment ALFA is performed before each synthesizer startup The fully integrated quad band VCO is designed for the four GSM bands 850 900 1800 1900 MHz and operates at double or four times transmit or receive frequency To cover the wide frequency range the VCO is automatically aligned by a binary automatic band selection BABS before each synthesizer startup Copyright O 2008 LG Electronics Inc All right reserved 59 LGE Internal Use Only Only for training and service purposes 4 RF circuit technical brief 4 5 DCXO The transceiver contains a fully integrated 26MHz digitally controlled crystal oscillator DCXO with three outputs for the system clock one output for the GSM baseband and two additional for other subsystems GPS Bluetooth The only external part of the oscillator is the crystal itself The overall pulling range of the DCXO consists of eight subranges The subrange closest to the Oppm at the middle AFC value is selected during the calibration process in the mobile s production and is used for the rest of the lifetime The frequency tuning is performed along the selected subrange by programming the frequency control word TUNE via the three wire bus 3Wbus 4 6 Front End Module control Implemented in the Transceiver are two outputs for direct co
57. for training and service purposes 6 Trouble shooting 6 13 RF Receiver path Troubleshooting START 1 Set HP8960 as below Active Cell GPRS v 62ch 5level TCH 62ch 60dBm BCH 2 Establish Spectrum Analyzer amp Oscilloscope General Circuits Troubleshooting YES YES i After download S W Calibrate it Fig 9 Troubleshooting flowchart of RF Receiver path Copyright 2008 LG Electronics Inc All right reserved 87 LGE Internal Use Only Only for training and service purposes 6 Trouble shooting 6 13 1 FEM Circuit V Part Description of FEM FEM Circuit Control signal of FEM Replace PCB Check the next part Fig 10 Debugging flowchart of FEM circuit Y Check point of FEM Application Mode VC1 2 EGSM Tx High Low Rx Low Low DCS1800 Tx Low High PCS1900 Rx Low Low Control Signal of FEM lt vc2 Lol 28 v v w NO raosuoor ooo 555 3668556553 E U502 u aise Fx p 222230000 Sag 98 22 2 xxx 220055565 88 88888888 dooo r E Z2222222 BH 0090009000 66 00000000 1 2 3 4 15 17 LGE Internal Use Only 5 6 8 Fig 11 FEM circuit 0502
58. gt USB SEL R218 100K ROUT 35 GPIO C17 GPIO A17 FM SND L 8 ting 120 F2 GPIO U202 GPlO Ais 014 EHI INT 2DK C222 1 B6 T 100nH G2 T aig 811 VBUS_USB SPK_N LIN4_RXN Fg GPIO_C19 TCC8720 GPIO_A19 20 ADD 4 R219 P GPIO C20 GPIO A20 12 nCS1 55 ours feg 35 Fp C21 GPIO A21 15 WR 120K FM SND R cma He Fe RIN3_GPI8 our4 GPIO C22 GPIO A22 lt RD SPK P RIN4 RXP Ep C23 GPIO A23 54 Ba 24 GPIO DO PX RIN1 55 GPIO C25 GPIO 01 uSD Di SPK P 6225 D8 nio SPKP eS SPK AMPP GPIO C26 GPIO 02 uSD D2 m SPKN R211 47K pi 27 GPIO 03 uSD_D3 CSB_ADDR AMPN 213 GPIO C28 GPIO 04 5 m pg GPIO 05 HEr I2C SCL SCLK R21247K WKUP GPIO 06 Er I2C SDA SDIN ROP 520 0226 C227 Pr NRESET GPIO D7 R214 go RON E 47 47 R213 10K pp SDR_CKE AAA MODE TP206 Jr SDR_CKO 100K gt SDR_CSI GPIO D8 uSD CLK USB MM DP L14 USB DP GPIO D9 uSD CMD USB MM DM USB DM GPIO 010 uSD DET CTRL ies z 8532388582050 0 5555008 R215 1 5 S uU ATEST pe g B E Tee Pa pa ppe pe e pa pen pe pe pa pa p per S TCK MM_TCK 22 TMS MM TMS 2 1 Resistor Q9zgggkkibooooo 00000000000000 TDO MM TDO 525 8 RTCK _
59. is a power on input for S GOLDradio with 2 active high levels see Figure 8 It might be triggered by a push button To detect if the push button is pressed during system operation the logical level at pin ON or its change if Bit 1 EION in INTCTRL2 is asserted is recorded in bit LON of the ISF register If the high level of voltage at pin ON does not reach VlIHdet Vbat 0 8 Vbat 0 3 the above mentioned bit won t be set To support Remote power on function for factory mass production applied an BJT as following figure As monitoring the RPWRON and Key matrix OUT 2 amp KP IN 6 KM380t series system recognize whether remote power on or End key pushed LGE Internal Use Only 34 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 3 TECHNICAL BRIEF 3 5 SIM interface KM380t supports 1 8V amp plug in SIM SIM interface scheme is shown in Figure 10 SIM IO SIM CLK SIM RST ports are used to communicate with BBP S GOLDRadio and the SIM powersupply enabled by BBP SIM EN SIM Interface CLK SIM card reference clock SIM RST SIM card Async sync reset SIM IO SIM card bidirectional reset SIM Connector VSIM 2V9 A R325 10K 8 7 SIM IO 5 SIM CLK 1 SIM RST C346 22p 1 C347 C348 To 1u T Figure 9 SIM Circuit Copyright 2008 LG Electronics Inc All right reserved 35 LGE Internal Use Only Only for training and
60. main IC PMB8888 provides 4 LNA inputs for RF receiving and two outputs for PAM input for High Low band A direct conversion receiver and a quad band polar transmitter for GSM and EDGE with integrated PGA functionality RX1 RX1X B50MHz RX2IRX2X 900MHz VDDRX RX3IRX3X 1800MHz RXAIRXAX CTRLEN Q 1900MHz CTRLCLK Q thw STROBE VDET AFC DAC 26 MHz CHI Nom 5 MASH Modulator 850 900MHz XOMODE SYSCLKEN Q pa 18001900MHz integrated 38GHz VCO onchip loop fite VRAMP 4 PA control PABS PARIA 4 FE control FE1 REGC VDDMS2 VDDDIG VDDMS1 VDOPLL REFR VDDVCO 2 Figure 29 6272 Function Block Diagram Copyright O 2008 LG Electronics Inc All right reserved 55 LGE Internal Use Only Only for training and service purposes 4 RF circuit technical brief LGE Internal Use Only C119 100p C120 0 1u VRF2AVS lt 4 VSD2 1V8 lt lt T T VSD1 1V5 Gus 22 d 2 0 1uF L C128 z 2 15 9 8 gt VBAT 2233 2545225 5555 55555 8 gt ooooo aaa 0 a aln gt gt gt gt gt gt gt gt gt 5 25 5 BAT ID js 0 E 8 RF TEMP aj TP105 H4 M2 M8 LOAD g
61. service purposes 3 TECHNICAL BRIEF 3 6 Micro SD external memory Interface In KM380t series a Micro SD slot for external Memory is connected to MP3 Decoder TCC8720 uSD CARD Ec VIO 2 62 R231 100K R232 56K R233 56K R234 47K R235 47K R236 56K R237 56K S1 DM3AT SF PEJ uSD DET lt lt uSD uSD DO uSD lt lt uSD CMD uSD D3 uSD D2 LC245 LC246 LC247 7171000 pF 7T 10p Tiu Figure 10 Micro SD Card Circuit Micro SD memory pad assign Description uSD DAT2 Data bit 2 uSD DAT3 Data bit 3 uSD CMD Command response 2V8 VMM Power supply uSD CLK VSS Ground Power ground uSD DATO Data bit 0 uSD_DAT1 Data bit 1 LGE Internal Use Only 36 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 3 7 3 TECHNICAL BRIEF 1Gbit NAND Flash amp 512Mbit SDRAM employed on KM380t series with 8 bit bus for NAND and 16bit bus for SDRAM thru ADD 0 ADD 24 The 1Gbit NAND Flash memory with SDRAM stacked device family offers multiple high performance solutions M RESET gt VSD2 1V8 3 3K DATA 0 7 gt R111 DATA 0 15 DATA 0 B3 DATA 1 C4 DATA 2 C3 DATA 3 D4 INDATA4 03 DATA 5 4 DATA 6 DATA 7 F4 DATA 8 J4 K3 DATA 10 K4 Natan
62. voltage of X100 is 890MV gt Fig 6 Waveform of DCXO Copyright 2008 LG Electronics Inc All right reserved 85 LGE Internal Use Only Only for training and service purposes 6 Trouble shooting 6 12 4 RF Switch Mobile Switch circuit RF S W Circuit Is RF S W short between C591 amp R510 Replace SW500 YEs 4 Check the next part Fig 7 Debugging flowchart of RF S W circuit V Part Description of RF Switch SW500 Mobile Switch RF S W Connector U102 Baseband Processor including RF transceiver Y Check point of RF S W Mobile S W amp GND500 GND501 218 N 882 22852895285 06060600664 535 0502 DNI T LSHS C085FB x cara cecess s L L519 5555 E R510 82 55559999 52999 x 25 BEEESEEE Ed C591 38 22282295 DNI m E 333222555 Gn 62 85955500500 00000000 100p R510 aeae fanr 92 xx SW500 9 RF800 15nH L518 L C537 DNI 544 DNI 6545 547 DNI 1 1 1 C552 C553 C554 C555 L514 1515 1516 1517 68 68 47 47 39nH 3 9nH Fig 8 RF S W circuit 0502 LGE Internal Use Only 86 Copyright 2008 LG Electronics Inc All right reserved Only
63. 000 pF 1 2 3 4 5 LGE Internal Use Only 100 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 8 CIRCUIT DIAGRAM 1 2 3 4 7 10 12 m 15 VAUDIO 2 6 e Battery Connector amp Current Monitor 85 2V8 CAM vsuPPLY veat ao B Vero CAM AVDD HOOK DET amp 1 ions 1000h ave 1 Loon Six cono ad oU cs7 2u aly MN csr pog Tsk Vio 8 V pi js vam F 2 7
64. 028501 150Vac 350Vac 5 6V 0 8V 400mA 5060 WALL 2 CONNECTOR 100 240V 5060 Hz 5 6 V 4 A GOST AC DC Adaptor ADAPTOR AC DC SSAD0028502 150Vac 350Vac 5 6V 0 8V 400mA 5060 WALL 2 CONNECTOR Copyright 2008 LG Electronics Inc All right reserved 147 LGE Internal Use Only Only for training and service purposes Note Note
65. 03 RES CHIP MAKER ERHZ0000434 1 ohm 1 16W J 1005 R TP PCB ASSY MAIN PCB ASSY MAIN PAD PCB ASSY MAIN PAD PCB ASSY MAIN PAD R508 SHORT SAFP0000501 PCB ASSY MAIN R509 SHORT SAFP0000501 PCB ASSY MAIN R510 SHORT SAFP0000501 5 R512 RES CHIP MAKER ERHZ0000456 2 2 ohm 1 16W J 1005 R TP 5 R514 RES CHIP MAKER ERHZ0000287 47 Kohm 1 16W F 1005 R TP R515 RES CHIP MAKER ERHZ0000487 470 Kohm 1 16W J 1005 R TP R520 RES CHIP MAKER ERHZ0000483 47 ohm 1 16W J 1005 R TP R522 RES CHIP MAKER ERHZ0000483 47 ohm 1 16W J 1005 R TP R523 RES CHIP MAKER 20000483 47 ohm 1 16W J 1005 R TP LGE Internal Use Only 142 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 14 EXPLODED VIEW REPLACEMENT PART LIST DEI es a o pene emm ESL mr 7 INNEN EM PCB ASSY MAIN PAD ES R591 RES CHIP MAKER ERHZ0000483 47 ohm 1 16W J 1005 R TP Be ae e peers pner Le pe pem penne prensa e pennas meme pnma Lr me sommes hewan R605 RES CHIP MAKER ERHZ0000434 1 ohm 1 16W 1005 R TP CONN SOCKET ENSY0020901 8 PIN STRAIGHT mm EXT SW500 CONN RF SWITCH ENWYO0004401 SMD dB H 2 2 107 PIN ETC FULLY
66. 1 1 a a E zi zx z z z z z z Z Z Ez Z Z E FEL Een nd K eee te he 9 91 921 91 9 21 91 21 91 Oi 2191212 19 oF 03 0 0 0 WT 593 ay 0402 KEY BL EN gt 100 4075 Figure 13 Keypad Backlight Circuit Copyright 2008 LG Electronics Inc All right reserved 41 LGE Internal Use Only Only for training and service purposes 3 TECHNICAL BRIEF 3 11 LCD back light illumination MAX8630W is a charge pump designed to support PWM control mode And MAX8630W supports 5 white LEDs The MAX8630W is capable of driving up to 5 LEDs at a total of 100mA MAX8630W 100mA The current sinks may be operated individually or in parallel for driving higher current LEDs To maximize power efficiency the charge pump operates in 1X 1 5X or 2X mode where the mode of operation is automatically selected by comparing the forward voltage of each LED with the input voltage LCD BACKLIGHT LED DRIVER VBAT 0401 MAX8630W 3 415 iu 1 GND LED1 MLED LED2 MLED_C2 LED3 MLED C3 4 LED4 MLED_C4 CPWM LEDS MLED_C5 LCD_BACKLIGHT_EN 8 pwm a z P_GND LC41 wo gt gt 2 0 u C417 lu Figure 14 Charge Pump Circuit LGE Internal
67. 12 12 Sau our L C128 ET OsandPdrov prPPIPPLPROLOPI PzS5UI P 588 BP DATAGS M3 0012 vaat 2222 22222 5 3523 ESE 22 92 888822883882 888 PgEED D 2013 2222 22222 2222 88 888 18253235325 23 558555 28 Ns 0044 E EI 355 33353 2588 588 85 58 gi 8 58 z s Bene Rrra else 2504 88 8 gt DATA 15 54 8888 29992 8 E 8 898 vore 5 x wu 8899 20059 B 5 cs ves fi 8 35 8 Ean SDCLKI ES ais mm Er aa 7 EBU_AD3 WR WED woe LOAD 7 gt wo EBU_ADS a E G12ACE D075 Bex Sex EBU ADS 00 14 BAT 501612 C128 ciao x Er ms fas vss Tem Tum me T CAS CAS es TXLB EBU 9 BCO vase oo GSM850 R 2 EBU vsss 92 dn i 7 GSMB50 RXN wi EBU ADI DATA 0 7 5j ves GSM900_RXP ADi2 i vssar 2 GSM900 RXN PRX EBU_AD13 DATA m esos DE PENEN a PABIAS EBU ADi4 DATA p was lz x BAND PABS EBU ADIS A 5 DCS1800 RXP T ne 8 Es aE D TP 02 PBU PDN furo m DATA S 105 m e m EBU BC N m DATA S 106 veci 9 DCS1800_RXN 1 167 vec VC1 VSD2 1V8 TPs16
68. 16k Byte Cache for Program internal 8k Byte tightly coupled memory for Program internal 8k Byte Cache for Data internal 8k Byte tightly coupled memory for Data internal e DSP Memory 104K x 16bit Program ROM 8k x 16bit Program RAM 60k x 16bit Data ROM 37k x 16bit Data RAM Incremental Redundancy IR Memory of 35904 words of 16bit Shared Memory Block 1 5K x 32bit Shared RAM dual ported between controller system and TEAKLite Controller Bus system The processor cores and their peripherals are connected by powerful buses Multi layer AHB for connecting the ARM and the other master capable building blocks with the internal and external memories and with the peripheral buses Clock system The clock system allows widely independent selection of frequencies for the essential parts of the S GOLD3 Thus power consumption and performance can be optimized for each application Functional Hardware block CPU and DSP Timers MOVE coprocessor performing motion estimation for video encoding algorithms H 263 MPEG 4 Programmable PLL with additional phase shifters for system clock generation GSM Timer Module that off loads the CPU from radio channel timing GMSK 8 PSK Modulator according to GSM standard 05 04 5 2000 GMSK Modulator gauss filter with B T 0 3 EDGE Modulator 8PSK modulation with linearized GMSK Pulse Filter Hardware accelerators for equalizer and channel decoding Incremental Redundancy memor
69. 2 2 SCL 2 SCL For Sub PMIC Audio DAC Camera l2C SDA l2C SDA Copyright O 2008 LG Electronics Inc All right reserved Only for training and service purposes For Sub PMIC Audio DAC Camera 25 LGE Internal Use Only SIM 3 TECHNICAL BRIEF CC IO SIM IO SIM CARD I O CC CLK SIM CLK SIM CARD CLOCK CC RST SIM RST SIM CARD RESET 1251 1251 CLKO Not used l281 RX Not used 1251 TX 1251 Not used Not used External Memory RPWRON Remote Power On DAT 0 uSD DET CTRL TF CLK uSD Card Detect T flash DATT 1 BT INT BT Interrupt DAT 2 FLIP OPEN Flip Open Close Detect MMCI_DAT 3 HOLD HOLD Key Audio EP_N EP_P SPK_N SPK_P For Speaker HS_N HS_P RCV_N RCV_P For Receiver EPPA1 BBP SND L For Speaker EPREF EPPA2 BBP SND R Reference For Speaker MICN1 MIC N For Mic MICP1 MIC P For Mic 2 HS MIC N For Headset Mic MICP2 HS MIC P For Headset Mic VMIC MICBIAS Power for MIC ADC MO BAT ID Battery temperature measure M1 RF TEMP RF block temperature measure M2 M3 M7 H W VERSION S GOLDRadio H W version detect M8 VSUPPLY Battery supply voltage measure
70. 2008 LG Electronics Inc All right reserved 65 LGE Internal Use Only Only for training and service purposes 6 Trouble shooting START Connect power supply to the DUT Vbat over 3 35V Check No iPWRONi sig nal of R432 2 0V Check the BACKUP Battery Check TP1 TP2 of Check solder 1 2 pin CN401 when push the or power key Replace CN401 PWR Side key Yes Q400 Check TP3 iPWRO Ni sig nal of R432 OV Check solder Q400 R432 TP3 R432 Linear Low Dropout LDO Regulators General Purpose LDOs Yes 2 9 V 150 mA ultra low drop VAUX 2 62 V 100 mA VIO 1 8V 2 9 V 22 mA ultra low drop VSIM 1 8V 2 V 150 mA ultra low drop VMME 2 8 V 140 mA ultra low drop VVIB 3 1 V 40 mA ultra low drop VUSB Low Noise LDOs 2 5 V 220 mA VAUDIOa 2 85 V 20 mA VRF1 1 5 V 80 mA VRF2 2 85 V 150 mA VRF3 Check the all LDOis output Is it correct Check solder whole LDO parts or replace it Low Power LDOs 1 5 20 VPLL 2 0V 4mA Is the 26MHz clock from TP4 X100 of U102 Check solder Replace X TAL Replace main PCB LGE Internal Use Only 66 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 6 Trouble shooting Linear Low Dropout LDO Regulators General Purpose LDOs
71. 205 PASS 3 20071221 FAIL 320071221 PASS 3 20071225 FAIL 3 20071225 PASS 3 20071221 FAIL 3 20071227 PASS 20071228 FAIL 520071228 PASS 117 12 nO We dn 0 ni ZEB ET TUM TUM je 2007 Ja 2007 2007 12 06 24 22 2007 12 21 Q 2 20 2007 12 21 2 2 ELI 2007 12 25 2 ini dealin 2007 12 25 Saving format 20 12 272 BE El 2007 12 21 9 amp year m onth day PASS 2007 12 06 99 2007 12 06 28 2007 12 06 22 2007 12 06 99 re 20 2007 12 06 94 2 20 2007 12 06 22 20 2007 12 06 24 2007 12 06 Q 2 20 2007 12 06 24 20 2007 12 06 9 amp 2007 12 06 9 ig 2007 12 06 99 2 20 2007 12 06 221 2007 12 06 221 2 2007 12 06 99 LGE Internal Use Only 11 RF Calibration Notices 1 The state of Phone is test mode during the CALIBRATION 2 Calibration program automatically changes either normal mode or ptest mode 3 RF Calibration steps as follow TX Channel compensation EGSM gt DCS gt PCS gt EDGE EGSM EDGE DCS gt EDGE PCS RX Channel compensation EGSM gt DCS gt PCS 4 Phone Operation Mode Normal Mode ptest Mode LGE Internal Use Only 118 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 12 Stand alone Test 12
72. 6 Charging circuit 1519221 accepts two power inputs normally one from a USB Universal Serial Bus port and the other from a desktop cradle The ISL9221 features 28V and 7V maximum voltages for the cradle and the USB inputs respectively Due to the 28V rating for the cradle input low cost large output tolerance adapters can be used safely An over voltage protection functions are integrated in ISL9221 for USB amp Charge OVP CHARGING IC VCHG VBAT VCHG OVP VBUS OVP VBUS USB VIO 2 62 ISL9221 PGND VDC BYP R317 a USB BYP EOC lt IVDC CHG EN y ges d 7 x S lt _LC333 C334 E 8 8 0 1uF 0 1u O 1u 596 6 N Figure 22 Charging Circuit Diagram Copyright 2008 LG Electronics Inc All right reserved 49 LGE Internal Use Only Only for training and service purposes 3 TECHNICAL BRIEF 3 17 BLUETOOTH General Features The BlueCore 5 FM BGA is a single chip radio and baseband IC for Bluetooth 2 4 GHz systems including enhanced data rates EDR to 3Mbits s It includes an integrated FM receiver with stereo audio output stage and an RDS demodulator With the on chip CSR Bluetooth software stack it provides a fully compliant Bluetooth system to V2 0 EDR of the specification for data and voice communications
73. ARPHONE JACK 0052801 COMPLEX empty Without CAP MULTIMEDIA CARD MCCG0011201 empty Color Without COVER FRONT MCJK0084401 MOLD PC LUPOY SC 1004ML Color MDAGOO DECO FRONT MDAGO0034901 MOLD POM TX 31 DARK BLUE Copyright 2008 LG Electronics Inc All right reserved 127 LGE Internal Use Only Only for training and service purposes 14 EXPLODED VIEW amp REPLACEMENT PART LIST 3 MDAJOO DECO HINGE MDAJ0011501 MOLD POM TX 31 4 MDAJ01 DECO HINGE MDAJ0011401 POM TX 31 DARK BLUE 3 MDALOO DECO WINDOW MDAL0008401 MOLD PC LUPOY SC 1004ML DARK BLUE MFBBOO FILTER RECEIVER MFBB0025401 COMPLEX empty jesus nm 00 PAD LCD MPBG0073701 COMPLEX empty m Without 3 MPBQOO PAD LCD SUB MPBQ0035601 empty Color MSIYOO SHAFT MSIYO001601 CUTTING STS 4 Without 3 MTAAO1 TAPE DECO 0154101 COMPLEX empty Color 3 MTABOO TAPE PROTECTION 0233801 COMPLEX Transparent 16 3 MTABO1 TAPE PROTECTION 0234201 COMPLEX empty Green 51 MTABO2 TAPE PROTECTION 0241001 COMPLEX empty Without 3 MTADOO TAPE WINDOW MTAD0082401 COMPLEX empty Color Without 3 MWACOO WINDOW LCD MWAC0094501 COMPLEX empty Color 4 BFAAOO FILM INMOLD 0085401 SILVER 2 2 ACGMOO
74. B pi PCM SYNC 1251 WAO 922 ai PFN POMUN heg osos 1251 TX NC 8 z ZZ IE PCM OUT a 1251_ VBALUN BT 1 a 7 2x898 22 228 H7 T 55335222232222 529355 90 688 Ra g 2 EEE VBT_2v9 2 WHHGGE gt gt gt gt gt 818 ese 23 549 6524 15 BT INT 808 C525 ROT BT_VCXO_EN gt 22 L C526 C527 BT RESET gt 46529 C528 22 22u gs Sob VIO 2ve2 Fi LGE Internal Use Only 50 ure 23 Bluetooth FM Radio Circuit Diagram Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 3 TECHNICAL BRIEF Bluetooth Radio Common TX RX teminal simplifies external matching eliminates external antenna switch No external trimming is required In production Bluetooth v2 0 EDR Specification compliant Bluetooth Transmitter 6 dBm RF Transmit power with level control from on chip 6 bit DAC over a dynamic range gt 30dB Class 2 and Class 3 support without the need for an external power amplifier or TX RX switch Bluetooth Receiver Integrated channel filters Digital demodulator for improved sensitivity and co channel rejection Real time digitized RSSI available interface Fast AGC for enhanced dynamic range Channel classification for AFH Synth
75. BT RTS Flow Control Signal T_OUT4 UART_BT_CTS Flow Control Signal 3 2 6 ADC channel BBP ADC block is composed of 7 external ADC channel This block operates charging process and other related process by reading battery voltage and other analog values Table 4 S Gold3 ADC channel usage ADC channel Resource Interconnection Description Mo BAT_ID Battery temperature measure M1 RF_TEMP RF block temperature measure M2 N C M3 N C M4 N C M5 N C M6 N C M7 N C 8 VBAT Battery supply voltage measure M9 LOAD Current consumption measure N C Copyright O 2008 LG Electronics Inc All right reserved 23 LGE Internal Use Only Only for training and service purposes 3 TECHNICAL BRIEF 3 2 7 GPIO map Over a hundred allowable resources KM380t series is using as follows except dedicated to SIM and Memory KM380t series GPIO General Purpose Input Output Map describing application state and enable level is shown in below table Table 5 S GOLDRadio GPIO pin Map Port Function Net Name Description KEY MATRIX KP IN2 KP 4 5 6 OUTO OUT2 OUTS3 DSPIN1 UARTO UARTO RXD UART RS232 Data UARTO TXD UART TX UART RS232 Data UARTO RTS N uSD DET Micro SD Card Detect UARTO CTS N MM RESET MP3 Decoder Reset USIF USIF TXD MTSR UART BT TX USIF RXD MRST UART BT RX TOUT 3 UART BT RTS Bluetooth RTS
76. COVER ASSY REAR 0113301 DARK BROWN MCCF CAP MOBILE SWITCH MCCF0049601 COMPLEX empty irn DARK 3 MCJNOO COVER REAR 0086101 MOLD PC LUPOY 1004 RONN MFBC FILTER SPEAKER 0037401 COMPLEX empty pos MLABOO LABEL A S MLAB0001102 2000 USASV DIA 4 0 MPBJ MPBJ0052301 COMPLEX empty MPBN PAD SPEAKER MPBN0054301 empty MPBT PAD CAMERA 0054001 COMPLEX empty yu 3 MTAK MTAK0008401 COMPLEX empty onn 3 MWAE WINDOW CAMERA MWAE0033001 CUTTING PMMA MR 200 Black LGE Internal Use Only 128 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 19 18 4 5 21 50 12 3 17 2 39 35 4 14 EXPLODED VIEW REPLACEMENT PART LIST ScmewwacHwE wzz0017701 14 4 14 3 0 Sie DARK LE MLAKOO LABEL MODEL MLAK0018605 PRINTING empty 2 E PAD CONNECTOR COMPLEX empty Copyright 2008 LG Electronics Inc All right reserved 129 LGE Internal Use Only Only for training and service purposes 14 EXPLODED VIEW amp REPLACEMENT PART LIST Main component Note This Chapter is used for reference Part order is ordered by SBOM standard on GCSC SUSY SP
77. CZH0000813 100 pF 50V J NPO 1005 R TP C315 CAP CHIP MAKER ECZH0000813 100 pF 50V J NPO 1005 C316 CAP CHIP MAKER ECZH0000901 24 pF 50V J NPO 1005 R TP Copyright 2008 LG Electronics Inc All right reserved 133 LGE Internal Use Only Only for training and service purposes 14 EXPLODED VIEW amp REPLACEMENT PART LIST epp pepe eene emm Le porem 5 C322 P CERAMIC CH 0000110 10 pF 50V D NPO TC 1005 R TP 5 C323 P CERAMIC CH ECCH0009101 0 1 uF 6 3V X5R 0603 R TP e pesar omen v gt peace comme S e gt meme pesce e em peace comer prenne 402 100000 pF 16V 7 X7R 1005 RITP empty empty empty empty empty empty 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 LGE Internal Use Only 134 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 14 EXPLODED VIEW REPLACEMENT PART LIST CAP CERAMIC CHIP 0005604 10 uF 6 3V X5R 1608 R TP CAP CERAMIC CHIP C406 C407 0004904 1 uF 6 3V X5R 1005 p C409 CAP CERAMIC CHIP 0009216 22 pF 25V J X7R 0603 R TP 410
78. E Internal Use Only 12 Stand alone Test lid Phone Tool version 41 1 0 0 Infineon Technologies Denmark A S Main Screen File Edit View Modes Window Trace Settings Help ug fce BBsave Find 2 Phone Tool Infineon DWDIO DLL information Version 34 0 Leefirection Test OK Prod testmode No Target SW Ver GSX IFWD 22 06 00 Taget EEP Ver 316 EEP patchcon Old Band Support 850 amp 900 amp 1800 amp 1900Mhz UMTS Band available Features present MMC FM Hadio Voice Rec Reduced Signaling Test Camera EDGE LED amp Backlight SM Power V3 0 NAND y BB Chip RF Chip SM Power Copy Reset Target SW Set Power On mode V24 accept ATH Reset 24 7 Wait for TS N24 Off Press F1 to open help file Func Code Format Main Screen Non signaling amp Signaling Smart Alignment 98 KeyBoard Vibrator Accessory LED I Graphic Device W Backlight O Memory Exception EEPROM editor Audio 8 Charger Miscellaneous 8 Real Time Clock SM Power Fie system Te 2 Terminal OK Send AT On OK Sending to mobile Baud 115200 DLL 340 OK Reset b
79. EAKER SUSY0025801 PIN 8 ohm 89 dB 16 mm CONTACT SJMYOO VIBRATOR MOTOR SJMY0008410 3 08 A 10 2 7 17mm elco8000 3 12500 ANTENNA GSM FIXED SNGF0034702 3 0 2 0 dBd internal GSM900 1800 1900 TRIPLE H 2 0 50 3 0 POLYI 0 2 mm DOUBLE KM330 HOLD SIDEKEY 5 02 5 0063101 POLYI 0 2mm DOUBLE SVCYOO SVCY0017601 MEGA 1 3M Siliconfile 1 4 8x8x5t Socket MAIN 240 320 2 0 37 2 52 1 1 7 t 262k SVLMOO LCD MODULE SVLMO0028501 LGDP4532 LGSIC SAFF PCB ASSY MAIN SMT SAFF0176006 DARK BLUE PCB ASSY MAIN SMT BOTTOM n 100 BATTERY CELL LITHIUM SBCLO0001701 2 V 0 5 mAh CYLINDER Reflow type BB Max T 1 67 phi SAFCO1 SAFCO0109001 DARK BLUE 4 8 Pb Free o pesce perm esce parore O A P CHIP MAKER ECzHooo4402 100000 pF 16V 7 X7R 1005 R TP empty empty empty empty empty empty C107 P CHIP MAKER 2 0001215 1 uF 10V X5R 1005 R TP C108 AP CERAMIC CHIP 0009216 22 pF 25V J X7R 0603 R TP C109 0009103 100 pF 50V J X7R 0603 R TP LGE Internal Use Only 130 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 14 EXPLODED VIEW REPLACEMENT PART LIST Level C118 C119 CAP CERAMIC CHIP
80. Electronics Inc All right reserved 17 LGE Internal Use Only Only for training and service purposes 2 GENERAL PERFORMANCE Description Output RF Spectrum Specification DCS1800 PCS1900 due to modulation Offset from carrier kHz 100 200 250 400 600 1 200 1 200 lt 1 800 1 800 lt 3 000 3 000 lt 6 000 6 000 Output RF Spectrum due to switching transient GSM900 EGSM Offset from carrier kHz 400 600 1 200 1 800 30 DCS1800 PCS1900 Offset from carrier kHz Max dBm 400 600 1 200 LGE Internal Use Only 1 800 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 18 3 TECHNICAL BRIEF 3 TECHNICAL BRIEF 3 1 KM380t series Component Block diagram Whole Block BACKLIGHT 8630 12C CONTROL Charging IC 1519221 18PIN Control Multimedia TCC8720 12 Control 2 8 PMIC LP3907 Figure 1 KM380t series Functional Block Diagram Copyright 2008 LG Electronics Inc All right reserved 19 LGE Internal Use Only Only for training and service purposes 3 TECHNICAL BRIEF 3 2 Baseband Processor BBP Introduction Gs Cipher IR Memory TEAKLit Speech and Decodin Equalize Speech
81. F 6 3V X5R 1608 R TP 5 137 0005604 10 uF 6 3V X5R 1608 R TP C139 0000113 18 pF 50V J NPO TC 1005 R TP 0000113 18 pF 50V J NPO TC 1005 R TP CAP CHIP MAKER 5 C140 5 C141 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes ECZH0001216 220 nF 10V X5R 1005 131 LGE Internal Use Only 14 EXPLODED VIEW amp REPLACEMENT PART LIST CIS _ Kar e e peres meme e pesar omer prre em pesas onn peers mum e pesas emn pner meum s e gt peace pneri Le car peers sawn perse em peers emen Le gt pesar omn prenne meum e omn peers mem Le peser prre 5 C212 P CERAMIC CH ECCH0007802 4 7 uF 10V M X5R 1608 R TP 5 C213 P CERAMIC CH 0004904 1 uF 6 3V X5R 1005 R TP Le pesar Kaa rr Hp BEI P TANTAL CHIP 100 uF 4V L ESR 2012 R TP empty empty empty empty empty empty empty P TANTAL CHIP 100 uF 4V M L ESR 2012 R TP empty
82. GPIO4 DACLRC2 2 1 GPIO5 DACDAT2 L200 gt C220 DNI usps SPK N 220 5 Line LOUT E r Y X HSO 35 L C221 ay T ROUT SO sS HSO 3 5 R FM SND L 6555 tu gg LIN3_GPI7 100nH SPKN gt RXN TP2 m ouT3 Hs0_3 5_VMID FM SND R 22 1 RIN3_GPI8 outa 04 SPK P gt RIN4_RXP C225 DNI RINI x P3 SPK P RIN2 SPKP 8 o gt SPK AMPP ES SPKN o CSB ADDR 4 i SPK AMPN I2C_SCL z SCLK gi P 12C_SDA SDIN 6 C226 _Lc227 D2 R214 po RON 47 47 MODE 100K LGE Internal Use Only 74 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 6 Trouble shooting START Check Speaker tension and Contacts are clear Output Signal 1 Input Signal 1 TP2 is Low 0V Replace Main Board pj Check the soldering status Of U201 of main board BPD inva Output Signal TP3 Replace U201 of TP4 is Low 0V main board M Receiver Signal TP5 TP6 High 1 6V Replace Receiver Replace Main PCB 6 Assemble Copyright 2008 LG Electronics Inc All right reserved 75 LGE Internal Use Only Only for training and service purposes 6 Trouble shooting 6 7 Microphone trouble Check Points Microphone hole MICBIAS amp Signal come from Audio signal level o
83. LG 108EIN I9POIN LG Service Manual REVISED HISTORY F sss CONNU NNI C C G KANG Mar 5 2007 C G KANG Apr 10 2007 0 2 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 This manual provides the information necessary to install program operate and maintain the KM380t Series Copyright O 2008 LG Electronics Inc All right reserved 3 LGE Internal Use Only Only for training and service purposes LGE Internal Use Only 4 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes Table Of Contents 1 INTRODUCTION 7 Tel PUrpOSQ iioi ect 7 1 2 Regulatory Information 7 1 3 ABBREVIATION 9 2 11 2 1 H W 11 2 2 Technical 12 3 TECHNICAL BRIEF 19 3 1 KM380t series Component Block 19 3 2 Baseband Processor 20 3 3 Power management IC
84. ND9 C53 C540 a 8 8 GND18 T DNI SW500 0 GND17 591 GND7 800 GNDi6 SKY77340 GND6 C541 0542 9591 47 45nH 05 g 89M our 1518 10 GNDS GSM_INIZ 7977 F TXLB 1 19 04 VRAMP 5 TX RAMP 45 5002 5 544 DNI C545 C546 DNI 547 DNI 15 GND3 RSVDI R522 47 14 9 02 PA BAND 88 151 GND1 DCS PCS INL osas a TXHB J 5 os C554 C555 L514 1515 1516 1517 17 161208 09 007 i 4 47i C550 47 47nH S 9nH 3 9nH e uy 1503 1504 1506 1506 561 C562 caseo C563 C564 565 C566 C572 C567 568 aaa CY NC YN Thu 33uFT39p T 39p T39p T 39p DNI DNI 12nH GSM850 GSM900 DCS1800 PCS1900 x a 2 a oz 2 2 x x x x E SE mE o 2 e gf dd 83 83 89 1 2 3 4 5 6 7 Copyright 2008 LG Electronics Inc All right reserved 103 LGE Internal Use Only Only for training and service purposes LGE Internal Use Only 104 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 9 BGM Pin 9 BGM Pin BGA IC Pin Check 0102 8888 B Not in use Copyright 2008 LG Electronics Inc All right reserved
85. RK Copyright 2008 LG Electronics Inc All right reserved 125 LGE Internal Use Only Only for training and service purposes ASS Y EXPLODED VIEW ie EN lt 7 Cover Battery MC JA0065701 6 PACK 5 0092906 5 Screw 4 GMZ70011101 4 Cover Assy Reor ACGM0113301 3 PCB ASSY MAIN SAFY0260601 2 Keypad Main MKAG0006804 1 Cover Assy Front ACGK0106501 NO DESCRIPTION Q TY DRAWING NO REMARK Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 126 14 EXPLODED VIEW amp REPLACEMENT PART LIST 14 2 Replacement Parts Note This Chapter is used for reference Part order Mechanic component is ordered by SBOM standard on GCSC m COVER ASSY FRONT COVER ASSY FLIP pem pee pum 3 10 3 11 COMPLEX empty COMPLEX os Without Color CAP E
86. S W upgrade 7 1 Download program user guide 1 After GSMULTI folder copy paste TRE Hae SIM BARDIA zD See i Pas CWGSMULTI os x 33 35 0 IKB ig 2003 12 23 9 amp cmd m0 10KB 0 2003 12 23 9 amp 7 Config ini 78 2008 04 22 9 amp 43 GSMULTI reg 2006 07 27 97 CCM IFUBS inf 2008 04 22 9 amp Documents and Settings S MFC42D DLL SS zzz 2004 02 27 ZZ 5 MFCO42D DLL 80KB 22 SS 2004 02 27 9H MSVCIRTD DLL 9KB SS 2004 02 17 28 S MSVCP60D DLL 505KB 22 S 2000 08 29 97H cea Files 5 DLL 425KB 88 SS 2004 02 17 974 Temp 2007 06 10 9 amp E WINDOWS 2008 01 04 98 E WWCnt 2006 01 26 4 gm c WWNtuser XecureSSL lt 223 0 45 D m gt DVD E wJ LjESIS 5 20071105 Download config gt KF600 2 MultiGSM exe execution file execute SW Version KM380 y10c 208 20 MAR 10 2008 1 combined co PASS TOTAL 0 0 Used Comport Count 2 Current State IDLE DII File C Documents and SettingsWuserw HFE EHywKF600WkKF600_ 071227 dll Copyright 2008 LG Electronics Inc All right reserved 95 LGE Internal Use Only Only for training and service purposes
87. SMD 18 V 4ch EMI_ESD Filter 1000hm 15pF Pb free FL401 LTER EMI POWER SFEY0010501 SMD SMD 18 V 4ch EMI_ESD Filter 1000hm 15pF Pb free FL402 LTER EMI POWER SFEY0010501 SMD SMD 18 V 4ch EMI_ESD Filter 1000hm 15pF Pb free 2450 MHz 2 0 1 25 1 0 SMD 2400 2500 IL 3 8 FL500 LTER DIELECTRIC SFDY0002601 8 U B 34 2 95 BT CSR BC41B143A BPF 2450 100 SMD R TP s gt CONN SOCKET 5 0018701 6 PIN ETC 2 54 mm H 1 8 CONN JACK PLUG J302 EARPHONE ENJE0006701 4 5 4P 4P ANGLE empty BLACK L100 INDUCTOR CHIP ELCH0004722 47 nH J 1005 R TP 1101 INDUCTOR CHIP ELCH0004722 47 nH J 1005 R TP 1102 INDUCTOR CHIP ELCH0004722 47 nH J 1005 R TP 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 Copyright 2008 LG Electronics Inc All right reserved 137 LGE Internal Use Only Only for training and service purposes 14 EXPLODED VIEW amp REPLACEMENT PART LIST p e 09 L103 10 uH M 3 2 2 6 1 0 R TP L104 10 uH M 3 2 2 6 1 0 R TP 2 2 uH M 2 5x2 0x1 0 R TP chip 20 L202 NDUCTOR SMD POWER ELCP0010001 SHIELD 2 5X2X1MM empty R TP IEEE L313 NDUCTOR CHIP ELCHO0005009 100 nH J 1005 R TP NDUCTOR CHIP ELCHO0003825 56 nH J 1005 R TP chip inductor PBFREE L509 NDUCTOR CHIP ELCHO0005009 100 nH J 1005 R TP L510 NDUCTOR CHIP ELCHO0005009 100 nH J 1005 R
88. TAL IN UART TX t lt UART BT RX PIN14 C518 820p 1501 33nH L502 470 0500 FM ANT ar FMP BLUECORES FM PCM2_CLK GSM850_EGSM TX L C520 15p 521 15 s FM_N PCM2 SYNC E 0519 p m PCM2 IN lero DCS PCS TX L H R509 a AUX DAC PCM2 OUT vci BS gx ps lt FL500 Dil gt TP502 GSM850 RX L E 0 LFB212G45BA1A220 5 PCM x 1251 CLK C522 z UB B1 pi 35 PCM SYNC Hig 1251 WAO EGSM900 RX L L 5 Gr REN POMUN feg 1251_ NC 9 3 475 POMOUT amp 251 RX DCS1800 RX L L 8 d re 8 928 GG 226 114444344442 945 ge amp vca 25 E _2 9 PCS1900 RX L L iid lt lt 10 0 00 F gt gt gt gt gt 212152181 gr 59 524 15 srt C 1 z 5r 5 BT VCXO EN f GND500 GND501 2 2 0527 52 n 589 55525858589 BT RESET gt Loseo 0520 22u gt gt 2222222220 22u DN 000000000 vez z 0502 DNI T LSHS CO85FB VIO_2V62 recesses 1519 g 55558888 GND25 GND15 8 g 99 9 J xxix x GND24 GND14 T 25 BERESESES GND23 GND13 C536 88 52538855 GND22 GND12 DNI 22 2 2 GND21 GND11 591 lt 00000000 GND20 GND10 VSUPPLY 100p 4 R510 Ti 8 2 GND19 G
89. TP LGE Internal Use Only 138 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 14 EXPLODED VIEW REPLACEMENT PART LIST L513 NDUCTOR CHIP LCH0004727 100 nH J 1005 R TP L514 NDUCTOR CHIP LCH0004704 4 7 nH S 1005 R TP LCH0004704 4 7 nH S 1005 R TP NDUCTOR CHIP LCH0004710 15 nH J 1005 R TP NDUCTOR CHIP LCH0004703 1 5 1005 R TP mm NM EN mE m 5 SUMY0010604 NLIS cue 3 76 1 25T Bottom Silicon type i Em E NM EN O uM mM O O Oo mM man 0009503 100 ohm 1 20W 0 05W J 0603 R TP ERHY0009504 1 Kohm 1 20W 0 05W J 0603 R TP 0009505 10 Kohm 1 20W 0 05W J 0603 R TP 0009517 22 Kohm 1 20W 0 05W J 0603 R TP 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 Lr 5 5 EN EA ES EN EN E EA EN ES Ea Ex ES ES Ea E Ez Copyright 2008 LG Electronics Inc All right reserved 139 LGE Internal Use Only Only for training and service purposes 14 EXPLODED VIEW amp REPLACEMENT PART LIST n R200 RES CHIP ERHYO0009506 100 Kohm 1 20W 0 05W J 0603 R TP R201 RES CHIP MAKER 20000420 150 ohm 1 16W J 1005 R TP Cep foie mem De fesse penne penses s Le pem ee errr
90. Tow ja DNI 3 5phi HEADSET 2082 i 3 5phi MAIN RECEIVER 35 lt L306 100nH 1308 rove gt oe 5 35 1 coge ae ME SIM Connector unm j ND L309 100nH HSO 35 cjr less los VSIM 2 9 act o z _so pat aso2 Te Tem Tem Jese oss 855 35 s 3 1000p ou AANA Close to U102 R325 10K ND3 GND2 gt 1509 u D SM Io S SIM CLK lene s Fred cus 05 22 Loss Loss HsO 35 gt otu o 47 L314 gt gt E ev Loose 1315 n VIBRATOR SPK AMPN vasto vasos a Caso cast me vasco 1 e EVLC18S02015 EVLC18S02015 T inia ns T T gt Rmus 5 TK ns vour ANNA o Cspa Nbos 1u LT lt 1 2 3 7 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 101 LGE Internal Use Only 8 CIRCUIT DIAGRAM
91. Use Only 42 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 3 12 ISP Image Signal Processor 3 TECHNICAL BRIEF KM380t Series support Camera resolution up to 1 3M pixel Camera Sensor I F is integrated in the S GOLDradio PMB8888 2 e al o9 29 55 55824 8 a a 5 9 9 9 5 E x E i 2 8 Es T uwuuuuiuuuuiwuuuuuu uuuuiuuuuuu 3 u o0000 z 41 4 z gt gt iso anaaaaaaa r NN 5 202882080888 a ar a WELLES THES SU 33333333042343 aaaaoaaaa u IQ lt lt lt lt lt lt lt gt 00 lt 0 lt a OOOOOOOOxc o J0 lt 5 1V8_CAM A C327 2V8 CAM DVDD VBT 2V9 Nava avon A 1V8 FB30 0300 5565 RT9011 MGPQW i VIN VOUT1 i vouT2 4 EN2 Z 2 C307 wc 9 C308 C309 tu iD S 5 8 amp S N S amp WE o OG GE 0600000005 300 B R315 1000hm CAM D 0 33 00 5 1 AOT CAM PCLK D
92. V SIM only Resolder pin 6 pins are soldered well Replace Main Board Check Proper SIM Card uSD Check Points Power is working Socket soldering Card detect is working uSDCARD VIO 2 62 uSD DET uSD Di e uSD TP2 e uSD CLK lt TP1 40 SD pa uSD D2 TP4 m 1 cas 1 c246 TP3 dcn T1000 pF Tu T t 7 lur rov MT 00ms Chi X 1 May 2006 00 Chi TT EEV 1 May 2006 10 37 57 10 40 43 Card insert Card eject Copyright 2008 LG Electronics Inc All right reserved 81 LGE Internal Use Only Only for training and service purposes 6 Trouble shooting START Check Micro SD card voltage 2V8 VMME Resolder it check data line uSD 00 03 is 2 9V Signal Replace Main Board TF socket pins are well soldered Check proper uSD LGE Internal Use Only 82 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 6 Trouble shooting 6 12 RF Troubleshooting 6 12 1 General Circuits Troubleshooting General Circuits 1 Set HP8960 as below Active Cell GPRS v 62ch 5level TCH v 62ch 60dBm BCH 2 Establish Spectrum Analyzer amp Oscilloscope Check Power Circuit Check DCXO Circui
93. VSS SDR GPIO C9 GPIO C3 GPIO C15 VSS GPA VSSQ SDR GPIO A9 O GPIO A8 GPIO C18 VSS CO VDD SDR GPIO C11 PIO GPIO C1 VDD MEM SDR CSI 7 G VDDQ SDR GPIO A0 O VSS_MEM O o VDD CO VDDAC USB GPIO B16 GPIO 12 O GPIO A1 VDDAT USB ADIN1 e o o o WKUP VDD CO O O O O 000 o o 0 VSSD USB GPIO 20 GPIO B19 GPIO 818 VDDD USB GPIO B11 VSS VDD_CO ADINO GPIO 87 CO VSSA_PLL VDDA_PLL VSSA_ADC GPIO_B4 o o GPIO A2 VSS_CO GPIO_B3 VSSD_PLL U ATEST GPIO_B8 FILTER1 XTOUT GPIO B9 GPIO B2 e o 9 REXT GPIO B13 GPIO 81 GPIO B14 GPIO 810 GPIO BO Oy eO VOD VSSAC_USB VSSAT_USB O O _ 5 SDR_CSO SDR_CKE G FILTERO VDDA ADC GPIO_B6 VDD_RTC GPB VSS GPB GPIO B17 GPIO 815 Not in use Only for training and service purposes Copyright 2008 LG Electronics Inc All right reserved 108 LGE Internal Use Only 9 BGM Pin BGA IC Pin Check U500 BC5FM 1 2 3 5 6 7 8 9 10 4 C Oc C o o e amp 9 5 gt A c ale O m UJ Not in use LGE Internal Use Only 110 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 10 LAYOUT
94. a INOUT A3 DIF pio DIF_WR 8 iNOUT Bi INOUT A1 2 12165 2 7 INOUT B2 INOUT A2 2 DIF_D 5 9 13 28 8 ea FU DIF RD gt mi Pa E 27 g NOUT B1 INOUT A1 DIF D 4 414 ICVE10184E150R101FR 15 x H mour A INOUT B1 2 DIF D 3 7 24 3 INOUT A2 INOUT B2 7 DIF_D 2 INOUT A3 INOUT B3 DIF D 1 MODE MODE2 18 23 4 6 19 22 INOUT 4 INOUT B4 DIF D 0 20 944 58 8BIT H L 5 FL402 ICVE10184E150R101FR 16 BIT L G3 Ga C407 L AXT540124 H H R430 LCD RESET 100 C409 22 Check the connection LCD FPCB Connector Check signal flow via EMI filter At first check the LCD back light enable signal LGE Internal Use Only 70 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 6 Trouble shooting Check LCD connector combination then LCD test with New LCD Is LCD FPCB Replace LCD FPCB normal Check solder and Signal is normal on repair 2 62V Signal Damaged filter FL400 FL401 FL402 Yes FL400 FL401 L HINT ea a Ls 21 e 2 402 gt A e gt m 0 s om gt m 2 g om 0 9 4 0 r 4 Copyright 2008 LG Electronics Inc All right reserved 71 LGE Inte
95. ar Phone Tool version 41 1 0 0 Infineon Technologies Denmark A S Main Screen File Edit View Modes Window Trace Settings Help ASS FF ces toad _ER save Find Font size 3 Phone Tool Cinfineon DWDIO DLL information Version 34 0 Variant 159B Hex Connection Test OK Prod testmode No Target SW Ver DRV_GSX_IFwD_2206 00 TaigetEEP Ver 316 EEP patch Old Band Support 850 amp 900 amp 1800 amp 1900Mhz UMTS Band available Features present MMC FM Radio Voice Rec Reduced Signaling Test Camera EDGE LED amp Backlight SM Power V3 0 NAND S GOLD v3 Smarti v3 0 Rev2 0 PM BB Chip RF Chip SM Power 18 Update Info BR Copy SW Set Power On mode V24 accept ATH V24AT On 7 weiter CTS Mod mode V24 ATH not applicable mode file Change ptest mood 5 For the purpose of the Standalone Test Change the Phone to ptest mode and then Click the Select Non signaling in the Quick Bar menu Then Standalone Test setup is finished Smart Alignment 38 KeyBond Vibrator Accessory 4685 WDA JI Graphic Device 9 Backlight Memory Exception Ap EEPROM editor T Fie system PC Baud 115200 COM 8 DLL 340 OK Send On OK Sendin
96. ch as the following figure Cal HOTKIMCHI Rev Off Line lart 5 Mon 1 Limo MANUAL Set Info EZLOOKSMode OFF LINE Ezlooks Tray TimeOut fron iv FID CHECK LOG IN INFO ID PWD SITE PT LG A MCAF I E LGE Internal Use Only 114 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 11 RF Calibration 11 2 5 Setup Line System menu such as the following figure HK ox HOTKIMCHI Re Off Line Uart 5 1 Limo 1 iv V KF600 900band EM Start MANUAL Operation Mode Setting Controller Port Ctrl Port BaudRate Port TimeOut F LIMO SPY DISPLAY Adjust the number of times 11 2 6 Setup Logic operation such as the following figure Cal 10 168742 148 Off Line Uart 1 Limo i iv V KF600_900band Start MANUAL DLL Operating Mode Equipment Choice DLL SERIAL AT Normal AGILENT E551 D RIAL TN Normal LE NAME TYPE Operation Mode C WCM dSM 2G PWR Power Supply CELL Call Test Equipment Copyright 2008 LG Electronics Inc All right reserved 115 LGE Internal Use Only Only for training and service purposes 11 RF Calibration 11 2 7 Select MODEL 11 2 8 Click START for RF calibration SETTING SSH Cal sorte 48 Off Line Uart 1 Limo 1 600 900band g
97. cias ES Spi FBL ls ZAN yaar soe osesex 579 i N FE lt nRESET xot TRSTN MMCTRST N 5 2 FB zl 502 TMS 5 MM TMS VSS_SD2 32708 LES pun Ex e 12 su c 8 pae 5 8 MM RESET E SU FB e ge 828 12 vga su 6 289 3 vss su ix 2855 29 5 8 s z 2 82555 Sux dg HEBES ceed 8258 esas 520090 8845 RA 23395 EH 4 88888 55555555555465 28888 8000 gg daa 444 Je e e s el s a s i ZEE eea SEEDS EEEBSEEESE ono Talstalalel Sis EE PO_RESET M RESET PWRON E UART onL vone cus UT100 VIO 2Ve2 UW as WWW W 1 do TOOSCHT x xE lt zzz d Psl 92 665265568 252 Zias 508 re 2525 42422225555 509004 95 voran 2 Sh 223222214523 00606008858 S r P222 55065 00 ON RPWRON O 55555555260505 an ang 559 0 vear vear VSUPPLY 9995050003 978 p 2367 28 t g um Vm 85 55648 5 SDA s SCL a bo 8 ms p 1 2 3 4 5 5 7
98. de and is controlled via its VAPC pin directly by the baseband ramping DAC In this way both up down ramping and output power level are set In 8 mode the ramping functionality is assured by an on chip ramping generator whereas output power is controlled by the PGA s as described above LGE Internal Use Only 58 Copyright O 2008 LG Electronics Inc All right reserved Only for training and service purposes 4 circuit technical brief RXAIRXAX 1900MH2z VDET VDDTX Sigma Delta Ta MASH Modulator 850 900MHz TX2 1800 1900MHz ntegrated 38GHz VCO VRAMP 4 PA contro 4 control FE FE4 Figure 32 Transmitter Architecture Block Diagram 4 4 RF synthesizer The transceiver contains a fractional N sigma delta synthesizer for the frequency synthesis in the RX operation mode For TX operation mode the fractional N sigma delta synthesizer is used as Sigma Delta modulation loop to process the phase frequency signal The 26MHz reference signal is provided by the internal crystal oscillator This frequency serves as comparison frequency of the phase detector and as clock frequency for all digital circuitry The divider in the feedback path of the synthesizer is carried out as a multi modulus divider MMD The loop filter is fully integrated and the loop bandwidth is about 100 kHz to allow the transfer of the phase modulation The loop bandwidth is
99. e Ce er pene rarae C s RIETI SS I R316 RES CHIP 0009503 100 ohm 1 20W 0 05W J 0603 R TP R317 RES CHIP 0009506 100 Kohm 1 20W 0 05W J 0603 R TP D e pee mmm ne mam E e s peers s ose _ Ce er pene pem perme e penes emma Le penes premere _ Le penes enema penne Le penes premere S R419 RES CHIP MAKER ERHZ0000420 150 ohm 1 16W J 1005 R TP 420 5 ERHZ0000420 150 ohm 1 16W J 1005 R TP 421 RES CHIP MAKER ERHZ0000420 150 ohm 1 16W J 1005 R TP Copyright 2008 LG Electronics Inc All right reserved 141 LGE Internal Use Only Only for training and service purposes 14 EXPLODED VIEW amp REPLACEMENT PART LIST 0 enm pm R432 RES CHIP MAKER ERHZ0000437 2 Kohm 1 16W 1005 R TP R434 RES CHIP ERHYO0000298 3 3 ohm 1 16W J 1005 R TP Cep remm S Le so preme Hr rescue ERHY0000132 R502 THERMISTOR SETY0006301 10000 ohm SMD 1005 3350 3399k J R T PBFREE R5
100. e Only 60 Only for training and service purposes 4 circuit technical brief 4 7 Power Amplifier Module GND25 GND15 ET GND24 GND14 29 GND23 GND13 5 OND22 GND1217 Sr GND21 GND1117 521 GND20 VSUPPLY 8 33 GND19 GND9 20 LC539 LC540 88 34 SND18 20 35 017 J5 GND7 H3 ag 1 8 016 sky77340 906 6541 T 05 g 65M our Li 2 PA EN 10 GNDS GSM IN L7 RD a TXLB GND4 VRAMP 5 TX_RAMP Rsvp2 VBATT IS GND3 RSVD1 2 18 Bs R22 47 PA BAND 2 15 GND1 DCS PCS INI cael Hroontazs 47 TXHB Jg DCS PCS oUT MODE PA_MODE_2 C550 6551 T DNI 05 7 7 C561 56211 ceo C563 C564 C565 _ C566 C572 C567 C568 0 1u 1u 33 uFT 39p 39p 39p 39p 39p DNI DNI Figure 34 Power Amplifier Circuit Diagram Copyright 2008 LG Electronics Inc All right reserved 61 LGE Internal Use Only Only for training and service purposes 5 PCB layout 5 PCB layout 5 1 Main PCB component placement Main PCB Top Main PCB Top placement LGE Internal Use Only 62 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 5 layout Main bottom Main PCB bottom placement
101. ectronics Inc All right reserved Only for training and service purposes 91 LGE Internal Use Only 6 Trouble shooting 6 15 PAM Circuit Y PAM circuit contains as below Band select switching circuitry BS to select GSM Logic 0 and DCS PCS Logic1 VRAMP controls the level of output power for GMSK modulation and shape of Tx burst For GMSK operation set the EN input High and PA MODE2 low 0 5v Operational status PA EN PA BAND PA MODE2 TX RAMP Standby PA off 0 X X X Low Band GMSK Tx 1 0 0 Active Low Band EDGE Tx 1 0 1 X High Band GMSK Tx 1 1 0 Active High band EDGE Tx 1 1 1 X don t care PAM Circuit Is PAM Control Signal OK Replace PCB Is PAM Output OK Replace PAM Check the next part Fig 14 Debugging flowchart of PAM circuit Y When EGSM band called it must seem as below LGE Internal Use Only 92 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 6 Trouble shooting m u Tek Position 58 0 EN TX RAMP m TX_RAMP P E VI HEB ur 200nsipt Lo 1 0vidiv Horz Diy 312ps Run Sample TTD 1 0vidiv 928acqs RL 5 0k ETD 1 0vidiv 20 2008 TP 1 32V 3 34V CTD Max 820 0mV TTD Max 3 16V Y When D PCS band called it must seem as below
102. esiser Fully integrated synthesizer requires no external VCO varactor diode resonator or loop filter Compatible with crystals between 7 5 and 40MHz in multiples of 250KHz or an external clock Audio Single ended stereo analogue output 16 bit 48 kHz digital audio bit stream output Baseband and Software Internal 48Kbyte RAM allows full speed data transfer mixed voice and data and full piconet operation including all medium rate packet types Logic for forward error correction header error control access code correlation CRC demodulation encryption bit stream generation whitening and transmit pulse shaping Supports all Bluetooth v 2 0 EDR features incl ESCO and Transcoders for A law u law and linear voice from host and A law u law and CVSD voice over air Physical Interfaces Synchronous serial interface up to 4Mbits s for system debugging UART interface with programmable baud rate up to 4Mbits s with an optional bypass mode USB v1 1 interface 2 slave for FM Two audio PCM interfaces input and output Analogue stereo output only Copyright O 2008 LG Electronics Inc All right reserved 51 LGE Internal Use Only Only for training and service purposes 3 TECHNICAL BRIEF AUDIO Driver 5 1 0 Bluetoot R 2 4 GH Antenn IN OU Radi Figure 23 Bluetooth FM Radio Block Diagram 3 18 FM Radio e Simultaneous
103. essed by the Sigma Delta modulation loop The output of its associated VCO is divided by four or two respectively and connected via an output buffer to the appropriate single ended output pin This configuration ensures minimum noise level The 8PSK transmitter supports power class E2 for GSM850 and GSM900 as well as for DCS1800 and PCS1900 The digital transmitter architecture is based on a polar modulation architecture where the analog modulation data rectangular coordinates is converted to digital data stream and is subsequently transformed to polar coordinates by means of a CORDIC algorithm The resulting amplitude information is fed into a digital multiplier for power ramping and level control The ready processed amplitude signal is applied to a DAC followed by a low pass filter which reconstructs the analog amplitude information The phase signal from the CORDIC is applied to the Sigma Delta fractional N modulation loop The divided output of its associated VCO is fed to a highly linear amplitude modulator recombining amplitude and phase information The output of the amplitude modulator is connected to a single ended output RF PGA for digitally setting the wanted transmit power The PA interface of SMARTi PM supports direct control of standard dual mode power amplifiers PA s which usually have a power control input VAPC and an optional bias control pin VBIAS for efficiency enhancement In GMSK mode the PA is in saturated high efficiency mo
104. f the Microphone Soldering of components MIC MICBIAS _Lcao0 r 5 aCe 1401 100nH C401 TP2 MIC P Y Y Y ji e MIC400 22n 2 OUT 1402 100nH C402 3 a C Y Y Y tk gg Ga TP1 s 27p C404 6 d C408 27 8 8 C405 _ C406 8 B 100p T 10u SPM0204LE5 QB Ire 2 e P gt START Check microphone sound MIC Bias hole i Yes Mic bias ON Check mic Bias 2 5V when line call TP1 L400 MIC Signal Replace Check the signal microphone level at TP2 each MIC400 side of MIC400 Replace Main PCB LGE Internal Use Only 76 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 6 Trouble shooting 6 8 Ear Mlc Jack Detection trouble START Check the Ear Jack detection Check the soldering status of CN301 Resoldering or Replace CN301 Is the status of FB301 TP1 FB302 TP2 low Resolder FB301 FB302 The main board has a problem Replace Main PCB i Ear Jack Signal Copyright 2008 LG Electronics Inc All right reserved 77 LGE Internal Use Only Only for training and service purposes 6 Trouble shooting 6 9 Vibrator trouble Check Points Connectors combination VIBRATOR U304 R327 SUY98005LT1G VIB_CTRL gt R328 L316 1K
105. g to mobile ok LGE Internal Use Only 120 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 12 Stand alone Test 12 2 Tx Test Click Non signaling mode bar and then confirm OK text in the command line Phone Tool versi neon Technologies Denmark A S Non Signaling test mode m File Edit View Modes Window Trace Settings Help 5x Qe uc Non signaling mode EDGE Power ramp editor Main Screen Base Band p ADC Adjusted pams ADC Meas sa F Smart BaseBand S GOLD3 A Non signaling 58 pa skv77340 Vbat 0 RF Mode That 0 Signalling Burst Be ff 1900 Bend Freq 935 2 LO 1295 2 Ree Smart Alignment fi 1900Band Freq 890 2 LO 1314 2 Toby olet 93 KeyBoard Mon fF 1900Band Freq 935 2 LO 1295 2 Blec asin 0 Vibrator Pion Btec offset 0 Gan AFC gain 0 C Bw TwMon C Mon 12 0 0 Current gain 0 Rx RXCORR Nof Tx timeslot _ store Curent offect 0 On JI Graphic Device FXGS 7 gain 0 TU DAC Step Accidollset 0 LIOS Nof timeslot 1 5 Bet Store Vehr offset 0 Exception pon PA Level GMSK Mode Get ector
106. ht reserved 11 Only for training and service purposes LGE Internal Use Only 2 GENERAL PERFORMANCE 2 2 Technical specification Description Specification GSM900 890 0 2 x n MHz 935 0 2 MHz 1 124 EGSM TX 890 0 2 x n 1024 MHz e 985 0 2 x n 1024 MHz 975 1023 DCS1800 e TX 1710 n 511 x 0 2 MHz n 512 885 RX TX 95 MHz PCS1900 TX 1850 2 n 512 x 0 2 MHz n 512 810 RX TX 80MHz RMS lt 5 degrees Peak lt 20 degrees Frequency Band Phase Error Frequency Error lt 0 1ppm GSM900 EGSM Level Power Toler Level Power 5 33 dBm 2dB 13 17 dBm 6 31 dBm 3dB 14 15 dBm 7 29 dBm 3dB 15 13 dBm 8 27 dBm 3dB 16 11 dBm 9 25 dBm 3dB 17 9 dBm 10 23 dBm 3dB 18 dBm 11 21 dBm 3dB 19 5 dBm 12 19 dBm 3dB Power Level DCS1800 PCS1900 Level Power Toler 0 30 dBm 2dB 28 dBm 3dB 26 dBm 3dB 24 dBm 3dB 22 dBm 3dB 20 dBm 3dB 18 dBm 3dB 16 dBm 3dB LGE Internal Use Only 12 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 2 GENERAL PERFORMANCE Description Specification GSM900 EGSM Offset from Carrier kHz Max dBc 100 0 5 200 250 400 600 1 200 1 200 1 800 1 800 3 000 3 000 6 000 Output RF Spect
107. ight reserved Only for training and service purposes 144 14 EXPLODED VIEW REPLACEMENT PART LIST u mr M esse omo penes omo 10404 E LED CHIP DLH0011901 WHITE 1608 R TP PB FREE ZENER LD405 E LED CHIP DLH0011901 WHITE 1608 R TP PB FREE ZENER puer prn erem mme to penes sur te peres sumer om _ 10411 E LED CHIP EDLHO0011901 WHITE 1608 R TP PB FREE ZENER LD412 E LED CHIP EDLHO0011901 WHITE 1608 R TP PB FREE ZENER LD414 E LED CHIP DLH0011901 WHITE 1608 R TP PB FREE ZENER LD415 DE LED CHIP DLH0011901 WHITE 1608 R TP PB FREE ZENER HEN NM NENNEN er quce mes fons Xem ns 1 2 Le meme O LN 1 1 2 2 NN some me esee 02 Ex LD413 E LED CHIP EDLH0011901 WHITE 1608 R TP PB FREE ZENER Copyright 2008 LG Electronics Inc All right reserved 145 LGE Internal Use Only Only for training and service purposes 14 EXPLODED VIEW amp REPLACEMENT PART LIST mes RESCHIPMAKER CH
108. ities accessed through or connected to it LGE will not be responsible for any charges that result from such unauthorized use B Incidence of Harm If a telephone company determines that the equipment provided to customer is faulty and possibly causing harm or interruption in service to the telephone network it should disconnect telephone service until repair can be done A telephone company may temporarily disconnect service as long as repair is not done C 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 KM380t Series 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 D Maintenance Limitations Maintenance limitations on the KM380t Series must be performed only at the LGE or its authorized agents The user may not make any changes and or repairs expect asspecifically 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 Copyright O 2008 LG Electronics Inc All right reserved LGE Internal Use Only Only for training and service purposes 1 INTRODUCTION E Notice of Radiated Emissions The KM380t Series complies with rules regarding radiation and radio fre
109. l right reserved Only for training and service purposes 13 ENGINEERING MODE 13 ENGINEERING MODE Engineering mode is designed to allow a service man engineer to view and test the basic functions provided by a handset The key sequence for switching the engineering mode on is 294547 Select Pressing END will switch back to non engineering mode operation Use Up and Down key to select a menu and press select key to progress the test Pressing back key will switch back to the original test menu 1 BB TEST 1 1 Battery Info 1 1 1 Battinfo 1 2 Bluetooth Test 1 2 1 Enter Test Mode 1 2 2 OnOff Test 1 2 3 Headset Test 1 2 4 BT Test1 1 2 5 BT Test2 1 2 6 Xhtml Compose Print 1 2 7 Xhtml Print Test 2 Model Version 2 1 Version 3 Eng Mode 3 1 Cell environ 3 2 PS Layer Info 3 2 1 Mobility 3 2 2 RadioRes 3 2 1 Gprs 3 3 Layer1 Info 3 4 Reset Information 3 5 Memory Configurarion 3 6 MemGenConf 3 7 MemAllUse 3 8 MemDetUse 3 9 MemDump 4 Call Timer 6 MF TEST 5 Factory Reset 6 1 All Auto Test 6 2 Backlight 6 2 1 BacklightOn 6 2 2 BacklightOff 6 3 Audio 6 3 1 Audio Test 6 4 Vibrator 6 4 1 VibratorOn 6 4 2 VibratorOff 6 5 LCD 6 5 1 Auto LCD 6 6 Key pad 6 7 Mic Speaker 6 8 Camera 6 8 1 Camera Main Preview 6 8 2 FlashOn 6 8 3 FlashOff 6 8 4 CameraFlashBunning 6 9 FM Radio 6 9 1 FM Radio Test 6 10 To
110. n No LCD Backlight acm estis M L 400 Mic U303 Charging IC vow No sending voice No Charging CN100 al E SmE 406 317 000087 KM380 MAIN 1 0 4M BOT E es No Flip On Off detection LGE Internal Use Only 112 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 11 RF Calibration 11 1 Test Equipment Setup 11 2 Calibration Step 11 2 1 Turn on the Phone 11 2 2 Execute 27 exe fi Hot Kimchi 11 RF Calibration 0 000 A ce HEF Ba Qss BAM 821200 EAT sac uu sath w CA CM GSM 2GtfHot Kimchi FAD v Bos VEE Programs yu ass E lt z4 043 CM_GSM_2G gt Common 23 Debug DB image Log Model ocx Result Ul Documents and Settings Log 9 OzReport Viewer amp pki nts
111. n Click the Reset bar Phone Tool version 41 1 0 0 Infineon Technologies Denmark A S Main Screen x e e i 5 Load Save dA find Font sie S 2 File Edit View Modes Window Trace Settings Hp AT 9 8h Phone Tool Cinfineon DWDIO DLL information Version 34 0 Variant 1598 Hex Connection Test OK Prod testmode Target Sw Ver Target EEP Ver EEP patch con DAV_ASX_IFWD_22 05 00 sie Band Support 850 800 amp 1800 amp 1800Mhz UMTS Band Not available Features present FM Radio Voice Rec Reduced Signaling Test Camera EDGE LED Backlight M Power V30 NAND S GOLD v3 Smarti v3 0 Rev2 0 PM Chip RF Chip SM Power d Update Info Code Format Set Power On mode N24 accept ATE 2 wai torets V24 Change normal mode EEE Quick Bar Main Screen A Non signaling Smart Alignment KeyBoord Vibrator Accessory IDA Graphic Device 9 Backlight C Memory Exception EEPROM editor 8 Charger Security Miscellaneous f Real Time Clock SM Power f File system suero SDcard 2 Terminal OK Sending to mobile OK Sending to mobile Baud 15200 6 LGE Internal Use Only DLL 340 ATE 122 Copyright 2008 LG Electronics Inc Al
112. ntrol of front end modules with two logic input pins to select RX and TX mode as well as low and high band operation vet PINi4 GsMeso EGSM TX H L pcs PCS TX L R509 T AW GSM850 RX L L 10522 EGSM900 RX L L 051800 RX L L R590 D lt vc2 PCS1900 RX L L _Leses GND500 GND501 amp 26228 elalals 1 588 5888885882 2222222220 5555555552 535 L 0502 T LSHS C085FB isis EBEBBSES il 25 in 555582255 89 55558888 28 8888222 DNI 55 8555555855 85858895958 591 lt 66 6606606060 100p Lux R510 n oee I Bw SWs00 9 RF 800 _ 15nH L518 L T d 544 DNI C545 DNI Me DNI 547 DNI I I I I C554 C555 1514 1515 1516 1517 ad 4 47 47 4 7nH 39nH 3 9nH ND 1503 1504 1506 ane 12nH 12nH GSM850 asmo DCS1800 PCS1900 GSM850_RXP lt lt GSM850_RXN lt lt GSM900 lt 8 GSM900_RXN amp 34 DCS1800 amp 4 DCS1800 RXN PCS1900 lt lt PCS1900 RXN amp 4 Figure 33 FEM Circuit Diagram Copyright 2008 LG Electronics Inc All right reserved LGE Internal Us
113. oTune 0 offset 0 QE IDA Cunent gain 0 Nof Tx timeslot se Se Ste Curent offset 0 F 8n 7 Graphic Device Accid gain 0 FO DACStep Accid offset 0 LIES ng Nof timeslot ME EA 0 1 Get Store Vchr offset 0 1 Exception Cont lp EEPROM editor TE GMSK Mode Get puc C He 1 Audo C Tx 21 C Random TSC e General X Normal C of bow Security Mon IGRMS e Miscellaneous Real Time Clock Fw IQAMS Poll result imams Use calibration parameters Set calib lt Click to select gt i clear toad save Find Font SizefS Func Code Format OK Sending to mobile Sending to mobile Baud 115200 6 DLL 34 ATH OK Copyright 2008 LG Electronics Inc All right reserved 121 LGE Internal Use Only Only for training and service purposes 12 Stand alone Test 12 3 Rx Test D Put the number of RX Channel in the ARFCN Select Rx in the RF mode menu Finally Click Write All bar and try the efficiency test of Phone Phone Tool version 41 1 0 0 Infineon Technologies Denmark A S Non Signaling test mode m File Edit View Modes Window Trace Settings Help m geo e Non signaling mode EDGE galicadFie
114. on 1 Charging method CC CV 2 Charger detect voltage 4 0 V 3 Charging time 2h 30m 4 Charging current 400 mA 5 CV voltage 4 2 V 6 Cutoff current 110 mA 7 Full charge indication current icon stop current 110 mA 8 Recharge voltage 4 16 V 9 Low battery alarm a Idle 3 45 V 3 35 V b Dedicated 3 45 V 3 35 V 10 Low battery alarm interval a Idle 3 min b Dedicated 1 min 11 Switch off voltage 3 35 V 12 Charging temperature adc range a 5 low charging voltage operation 3 6 V 3 9 V b 5 50 standard charging up to 4 2 V c 50 low charging voltage operation 3 6V 3 9V Copyright 2008 LG Electronics Inc All right reserved 33 LGE Internal Use Only Only for training and service purposes 3 TECHNICAL BRIEF 3 4 Power ON OFF KM380t series Power State Defined 3cases as follow Power ON Power key detect S GOLDradio PWRON port Power ON charging Charger or USB detect Remote Power On VRTC_2V0 END_KEY_IN A 3 amp lt he 2 0401 EE HH KTC4075E 1 gt gt PWRON 558 KP OUT 2 526 RPWRON EN 2 gt 2 5 R431 330K a V B N V RPWRON amp 434 lt 33M 1 2 10 x Q400 LL EMX18 END KEY IN 55 Figure 8 Remote power on and End key power on circuit Input ON
115. operation with Bluetooth Support of US Europe 87 5 to 108 MHz and Japanese 76 to 90 MHz FM band e Wide dynamic range AGC Soft mute and stereo blend e Adjustment free stereo decoder and AFC Autonomous search tuning function up down with programmability threshold setting e RDS demodulator e Audio output available over Bluetooth audio interface or dedicated audio output Control of FM via Bluetooth HCI or 2 e Adaptive filter to suppress narrow band interference in the FM channel LGE Internal Use Only 52 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 3 TECHNICAL BRIEF 3 19 18pin Multi Media Interface connector Table 11 Multi media interface pin assign KM380t series MMI Pin Function Description FM_ANT FM radio antenna Audio ground HS MIC Headset microphone signal JACK TYPE Not used HS OUT L Headset left sound HS OUT R Headset Right sound USB DP USB DP UDB DM USB DM JACK DETECT Headset detect active low VBAT Battery voltage 2 3 4 5 6 7 8 9 b VBAT Battery voltage RPWRON EN Remote power on active high 2 8V VCHG Charger voltage VCHG Charger voltage DSR Not used VBUS USB USB VBUS UART Tx UART Tx UART Rx UART Rx GND Power GND Copyright O 2008 LG Electronics Inc All right reserved 53 LGE Internal Use Only Only for training and service purpo
116. or Voltage Control Temperature Compensated Crystal Oscillator WAP Wireless Application Protocol 8PSK LGE Internal Use Only 8 Phase Shift Keying 10 Copyright O 2008 LG Electronics Inc All right reserved Only for training and service purposes 2 GENERAL PERFORMANCE 2 GENERAL PERFORMANCE 2 1 H W Feature Standard Battery Feature Li ion 800mAh Comment AVG TCVR Current tbd Standby Current Talk time Standby time tbd Over 250 hours Paging Period 9 RSSI 85dBm Charging time Under 3 hours RX Sensitivity EGSM 105dBmJ DCS PCS 105dBmJ TX output power EGSM 32 5dBm PL 5 DCS PCS 30 30dBm PL 0 GPRS compatibility Class 10 SIM card type Display Small Main 240 x 320 pixels 2 QVGA 265K color Status Indicator Navi Send Call End Back and etc Key are implemented by touchpad CLEAR SEND END PWR MP3 AF Camera double action Volume Up Volume Down Lock ANT Built in antenna EAR Phone Jack 18pin multi port Headset jack Call Music 3 5pi Stereo Jack Music Only PC Synchronization Yes Speech coding HR EFR FR AMR Data and Fax Yes Vibrator Yes Buzzer No Voice Recoding Yes C Mic Yes Receiver Yes Travel Adapter Yes Options Bluetooth hands free kit Data Kit Copyright 2008 LG Electronics Inc All rig
117. or 2 3 53V 3 69V 1 3 43V 3 53V 0 3 30V 3 43V 3 53 0 05V Call 3 43 0 05V Standby Forced shut down Voltage 3 3 0 05 V Low Voltage Warning Li ion Battery or Li Polymer Battery Standard Voltage 3 7 V Battery full charge voltage 4 2 V Capacity 800mAh Battery Type Switching mode charger Travel Charger Input 100 240 V 50 60Hz Out put 4 8 0 9A LGE Internal Use Only 16 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 2 GENERAL PERFORMANCE EDGE RF Specification Option is not serviced for EDGE mode Description Specification RMS EVM 996 Peak EVM 3096 95 Percentile EVM 15 Origin Offset Suppression 2 30dB GSM900 EGSM Level Power 27dBm 3dB 27dBm 3dB 25dBm 3dB 10 23dBm 3dB 11 21dBm 3dB Power Level 12 19dBm 3dB DCS1800 PCS1900 Level Power Toler Power Toler 0 26 25dBm 3dB 14 dBm 3dB 26 25dBm 3dB 12 dBm 4dB 26 25dBm 3dB 10 dBm 4dB 24 dBm 3dB 8 dBm 4dB 22 dBm 3dB 6 dBm 4dB 20 dBm 3dB 4 dBm 4dB 18 dBm 8dB 2dBm 5dB 7 16 dBm 3dB 0 dBm 5 Output RF Spectrum GSM900 EGSM due to modulation Offset from carrier kHz Max dBc 100 0 5 200 250 400 600 1 200 1 200 1 800 1 800 3 000 3 000 6 000 Copyright O 2008 LG
118. quadrature direct down conversion mixers The baseband chain contains a LNB low noise buffer channel filter output buffer and DC offset compensation The 3rd order low pass filter is fully integrated and provides sufficient suppression of blocking signals as well as adjacent channel interferers and avoids anti aliasing through the baseband ADC The receive path is fully differential to suppress on chip interferences Several gain steps are implemented to cope with the dynamic range of the input signals Depending on the baseband ADC dynamic range single or multiple gain step switching schemes are applicable Furthermore an automatic DC offset compensation can be used depending on the gain setting to reduce the DC offset at baseband output A programmable gain correction can be applied to correct for front end and receiver gain tolerances Copyright O 2008 LG Electronics Inc All right reserved 57 LGE Internal Use Only Only for training and service purposes 4 RF circuit technical brief 4 3 Transmitter part The GMSK transmitter supports power class 4 for GSM850 and GSM900 as well as power class 1 for DCS1800 and PCS1900 The digital transmitter architecture is based on a very low power fractional N Sigma Delta synthesizer without any external components see Figure39 The analog modulation data from the baseband is converted to digital filtered and transformed to polar coordinates The phase frequency signal is further on proc
119. quency emission as defined by local regulatory agencies In accordance with these agencies you may be required to provide information such as the following to the end user F Pictures The pictures in this manual are for illustrative purposes only your actual hardware may look slightly different G Interference and Attenuation An KM380t Series 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 contains Electrostatic Sensitive Device ESD are indicated by the sign Following information is ESD handling Service personnel should ground themselves by using a wrist strap when 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 such as EEPROM to the factory use the protective package as described LGE Internal Use Only 8 Copyright O 2008 LG Electronics Inc All right reserved Only for training and service purposes 1 INTRODUCTION 1 3 ABBREVIATION For the purposes of this manual following abbreviations apply Automatic Power Control Baseband Bit Error Ratio CC CV Constant Current Constant Voltage CLA Cigar
120. r Net name Output Voltage Output Current Usage VSD1 1V5 1 5V 700mA Core amp for LDO VSD2_1V8 1 8V 700mA Memory VAUX VBT 2V9 BT Power VIO VIO 2V62 Peripherals VSIM VSIM 2V9 SIM card VMME Not used VAUDIO VAUDIO 2V5 VUSB VUSB 3V1 USB Switch VRF1 2V85 VRF2 1V5 VRF3 2V85 VPLL 1V5 S GOLDRadio PLL VRTC_2V0 RTC VVIB_2V8 Wm REM M MEN Visi Pr 4 lt ove h vaus ovP g ened Lavi i L T 1 1 il o d i E pev onone L i q a lone om vear m ono Ten T aon L c20 t 3 E E ajaja s 252 VBAT lil l nd E i HE 5 Figure 6 LDOs Circuit Diagram of KM380t series LGE Internal Use Only 32 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 3 TECHNICAL BRIEF 3 3 2 Charging KM380t charge the battery using an external charging IC of Intersil ISL9221 for Li lon or Li Polymer battery in 4 2 Volts level m 1 4 2V 3 69V 3 69V 3 53V 3 538V 3 43V 3 43V 3 3V Figure 7 Battery Block Indicati
121. rnal Use Only Only for training and service purposes 6 Trouble shooting 6 5 Camera Trouble Check Points Connectors combination FPCB status 2V8 CAM DVDD VBT 2V9 ave CAM AVDD A 1V8 CAM A VBAT A FB300 U300 528 RT9011 MGPQW c 1 VIN VOUT1 5 1 2 C307 9 eno E C308 C309 1u 1u o AES 8 Iul 8 B8888858 lt lt lt lt lt lt Z lt 0200000000 00 22 20 R315 100o0hm CAM D 0 DO PCLK p Ax PCLK 301 D 1 Di VSYNC n VS D 2 1 02 0302 HSYNC H5 55 HS D 3 gt 03 STANDBY H PD CAM D 4 3 04 SCK ScL D 5 2106 SDA 5 I2C SDA D 6 06 RESETB 7 e CAM nST CAM 0 7 D7 MCLK 6 CAM_CLK a9000002a 555552989 2V8 DVDD lt lt gt lt C322 C323 C324 C325 N semen 10p 15 i 2V8 CAM AVDD FB306 1 8 Lc327 15328 4 329 0 1u 0 1u 0 1u eee bees LIT r LGE Internal Use Only CAMERA 72 CK IS Check the connector combination Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 6 Trouble shooting START
122. rum due to modulation DCS1800 PCS1900 Offset from Carrier KHz Max dBc 100 0 5 200 250 400 600 1 200 1 200 1 800 1 800 3 000 3 000 6 000 6 000 GSM900 EGSM Offset from Carrier kHz Output RF Spectrum 400 due to switching transient 600 1 200 1 800 Copyright O 2008 LG Electronics Inc All right reserved 13 LGE Internal Use Only Only for training and service purposes 2 GENERAL PERFORMANCE Description Specification DCS1800 PCS1900 Offset from Carrier KHz Max dBm Output RF Spectrum 400 due to switching transient 600 1 200 1 800 Spurious Emissions Conduction Emission Status Bit Error Ratio EGSM BER Class lt 2 43996 102dBm DCS1800 PCS1900 BER Class Il lt 2 439 100dBm Rx Level Report accuracy SLR 8 Frequency Hz Max dB Min dB 100 12 200 300 Sending Response 1 000 2 000 3 000 3 400 4 000 2 3 dB Receiving Response Frequency Hz Max dB Min dB 100 12 200 0 300 2 500 1 000 3 000 3 400 10 4 000 2 LGE Internal Use Only Mean that Adopt a straight line in between 300 Hz and 1 000 Hz to be Max level in the range 14 Copyright 2008 LG Electronics Inc All right re
123. served Only for training and service purposes 2 GENERAL PERFORMANCE Description Specification STMR 13 5 dB Stability Margin gt dB to ARL dB Level Ratio dB 17 5 22 5 30 7 33 3 33 7 Distortion 10 Side Tone Distortion Three stage distortion 1096 System frequency 2 26 MHz tolerance lt 2 5ppm 32 768KHz tolerance lt 30ppm Standby Normal lt 3 9 EGSMILvI 7 Battery Capacity 800mA 180 min EGSM LvH2 Battery Capacity 800 mA 320min Under conditions at least 300 hours 1 Brand new and full 800mAh 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 At least 65 dB under below conditions Ringer Volume 1 Ringer set as ringer 2 Test distance set as 50 cm Fast Charge 400 mA Slow Charge 120 mA Antenna Bar Number Power 7 2 92 dBm 5 97dBm 93dBm 4 100dBm 98dBm 2 103dBm 101dBm 1 0 Power consumption Talk Time Standby Time Charge Current Antenna Display 105dBm 104dBm 106 dBm No Service Copyright O 2008 LG Electronics Inc All right reserved 15 LGE Internal Use Only Only for training and service purposes 2 GENERAL PERFORMANCE Description Specification Battery Bar Number Voltage 0 05V 3 3 69V 4 2V Battery Indicat
124. service purposes 6 Trouble shooting 64 6 1 Trouble shooting test setup 64 6 2 Power on Trouble 65 6 3 Charging trouble 68 6 4 LCD display trouble 70 6 5 Camera Trouble 72 6 6 Receiver amp Speaker trouble 74 6 7 Microphone trouble 76 6 8 Ear Mlc Jack Detection trouble 77 6 9 Vibrator trouble 78 6 10 Keypad back light trouble 79 6 11 SIM amp USD trouble 80 6 12 RF Troubleshooting 83 6 13 RF Receiver path Troubleshooting 85 6 14 RF Transmitter path Troubleshooting 90 6 15 PAM Circuit 92 Download amp S W upgrade 95 7 1 Download program user guide 95 7 2 Multi Download Program Setting 96 8 CIRCUIT DIAGRAM 99 9 BGM PIN MAP 105 10 PCB LAYOUT A 111 11 RF Calibration 113 11 1 Test Equipment Setup 113 11 2 Calibration Step 113 12 Stand alone Test 119 12 1 Test Program Setting
125. ses 3 TECHNICAL BRIEF 3 FM ANT L C300 24p 2 Headset MIC 7 Us8 BACK D 9 10 BATT 11 RION 14 058 15 VUSB 16 0 7 47 DIRK VAUDIO 2V5 VIO 2 62 85 828 R301 HOOK_DET lt lt junct ions wa 1000hm 1 ggg Low 3 100 257 1 5K ui VCHG L C303 R306 2p HS MIC N uy mi HS MIC P E we u L301 100nH C311 C312 caos csi DW 27p 27p 10u 100p 85555 4 0 4 6 USB DP USB DM JACK DET 11 RPWRON amp 915 R313 16 UART_TX lt 5514 58 UART_RX gt 27 1 505055 04 1 nd C316 24 V A 2 iso tr L302 100nH wj ICVSOSOSSEBFR T C321 24 HSO_R X vaso 17 VA i 1303 100nH LGE Internal Use Only Figure 28 18 Pin Multi port Circuit Diagram Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 4 RF circuit technical brief 4 RF circuit technical brief 4 1 General Description The RF transceiver is integrated in S GOLDradio PMB8888 which suppors quad band operation for voice and data transfer applications The whole transceiver function is integrated in
126. t Yes YES 7 General function is OK Fig 1 Troubleshooting flowchart of general circuits Copyright 2008 LG Electronics Inc All right reserved 83 Only for training and service purposes LGE Internal Use Only 6 Trouble shooting 6 12 2 Power circuit Check Voltage of C122 C115 amp C117 Is it correct Replace PCB Power is OK See next part Fig 2 Debugging flowchart of Power circuit LB GSMe5o AXP GSMB50 RXN GSM900 GSM900 RXN Fig 3 Power circuit U102 Y Output voltage LDO output of U102 check LDO output voltage of U102 gt l e VRF1_2V85 C122 VRF2 1V5 C115 VRF3 2V85 C117 LGE Internal Use Only 84 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 6 Trouble shooting 6 12 3 DCXO circuit DCXO Circuit Is the waveform of TP X100 similar to Fig6 Replace X100 DCXO is OK See next part Fig 4 Debugging flowchart of DCXO circuit X100 26MHz 4 GND2 M HOF XOX XO 6 1 CC IO CC CLK CC RST 26 0 L gs fs gt bq od 44414 Fig 5 DCXO circuit X100 N The output
127. t MANUAL 11 2 9 RF Calibration finishes Off Line Manual Rep 10 160 41 14 1 gt f NR AROUTERSE GRE T OKAP GOOD TEST RESULT PASS Serial Connection Closed End Time 2006 8 7 7 40 715 Calibration Total Time 1Min 595 Developer View Log Mew LGE Internal Use Only 116 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 11 RF Calibration 11 2 10 Calibration data will be saved to the following folder KF600_900band Hep EAE Ba EARI Q H Cu EN W w gg 23 C CM GSM 2G 2 Common Debug Auto Cal KF600 m KG920 M_KF600d M KFB Dd E Cal amp uto Hot Kimchi Log amp Model ocx Result m c3 Ul Documents and Settings 29 Log OZReport Viewer 3 pki_nts Program Files Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes v 2015 A 320071025 FAIL 20071025 PASS 2320071101 FAIL c320071101 PASS c320071102 FAIL 220071102 PASS 2320071103 FAIL c3 20071103 PASS 3 20071106 FAIL 20071106 PASS 320071121 FAIL 320071121 PASS 320071123 FAIL 3 20071123 PASS c3 20071128 FAIL 3 20071128 PASS 20071205 FAIL 20071
128. t H Sexe M10 ZSS ES w TXHB 22 TXLB we X GSM850_RXI gt vi GSM850_RXN RX1X GSM900_RXP Fe YH GSM900 RXN Fg RX2X Fa PABIAS PA BAND PABS DCS1800 RXP TP102 vDET 5 PAMODE DCS1800 RXN EH VC1 Ps FE vc2 FE PA EN NT PCS1900 RXP pg P4 TX RAMP 58 VRAMP PCS1900 RXN RX4X UART BT RTS T_OUT3 UART_BT_CTS T_OUT4 CHG_EN T OUT5 PA MODE 2 T OUT6 HOOK DET T OUT7 VBUS OVP mak T OUT8 G19 ok LCD_ID gt P CLKOUTO 100 26MHz H REFR NDZ 2 a WB NX3225SA Vio IO 4 amp 25 0010 SIM CLK vo CC CLK SIM RST CC RST 010 Figure 30 SMARTi PM Circuit Diagram 56 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 4 circuit technical brief 4 2 Receiver part RXURX1X B50MHz RX2IRX2X 900MHz VDDRX RX3 RX3X 1800MHz RXAIRXAX 1900MHz Figure 29 PMB 6272 Function Block Diagram The constant gain direct conversion receiver contains all active circuits for a complete receiver chain for GSM GPRS EDGE see Figure 30 The GSM850 900 DCS1800 PCS1900 LNAs with balanced inputs are fully integrated No inter stage filtering is needed The orthogonal LO signals are generated by divider by four for GSM850 900 band and a divider by two for the DCS1800 PCS1900 band Down conversion to baseband domain is performed by low high band
129. uchpad Test 7 Network selection 7 1 Automatic 7 2 GSM850 7 3 EGSM 7 4 DCS 7 5 PCS 3 10 Change Frequency Band Copyright 2008 LG Electronics Inc All right reserved 123 Only for training and service purposes LGE Internal Use Only LGE Internal Use Only 124 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 14 EXPLODED VIEW amp REPLACEMENT PART LIST 14 1 EXPLODED VIEW 3 28 Con Shield MCBA0028501 27 VIBRATOR SJMY0008410 26 5 0011001 25 INTENNA SNGF0034102 24 ASSY MAIN SMT SAFF0116001 23 DOME ASSY METAL ADCA0019301 22 100 _ SVLM0028501 21 Pod LCD 1 MPBG0013101 20 Keypad Moin 00006804 19 Deco HingetR M0AJ0011501 18 Deco HingetL M0AJ0011401 17 Tope ProtectiontFLIP 0241001 16 Tepe ProtectiontWINDOW 233801 58 PCB SIDEKEY MODE SPKY0057401 15 Bulton Side END M8JL0053101 57 PCB S IDEKEYCVOLUME SPKY0051101 14 B
130. utton Side Music _ MBJL0053201 56 PCB SIDEKEY HOLD SPKY0057001 13 Cop Earphone jack 1 MCCC0052801 55 Pod Motor MPB 0052301 12 Shof M 1Y0001601 54 LABEL AS l MLAB0001102 11 Cover Front MCJK0084401 53 BI 1 SNGF 0034801 10 op Multimedia Cord 1 MCC60011201 52 WEEE LABEL MLAZ0040401 9 Button Side Volume l MBJL0053501 51 Tope Proleclion SIDE POWER 234201 8 Button Side Hold M8JLOO53401 50 Pod LCD SUB HES MP800035601 7 Deco Front M0A60034901 49 Cover Flip MCJ60002901 6 Bracket MBF70030501 48 Deco 56001 5 Filter Receiver MFBB0025401 47 Flip R MHFA0000501 4 Deco Window MDALOO08401 46 Hinge Flip L 0000401 3 Deco Window MTAA0154101 45 Magnet I MMAA0009801 2 Tape Window MTAD0082401 44 Bulton Assy Sub I ABGG0001901 1 Window LCD MWAC0094501 5 Flip __ NDAB0000901 NO DESCRIPTION Q TY DRAWING NO REMARK 42 Cover Battery NCJA0065701 4 BATTERY PACK SBPL0092906 40 Screw 1 0220017701 39 Mobile Switch MCCF0049601 38 Window Comera MWAE0033001 37 Tope Camera MTAK0008401 36 Cover Rear MCJNO086101 35 Filter Speaker MFBC0037401 34 Pad Camera l MPBT0054001 32 Speaker 50810025801 31 Pad Speaker MP8N0054301 30 Tope Antenno MTAZ0209101 29 LCD Connector MPBUOQ20401 NO DESCRIPTION Q IY DRAWING NO REMA
131. y for EDGE class 12 support A5 1 A5 2 A5 3 Cipher unit GEA1 GEA2 Cipher Unit to support GPRS data transmission Advanced static and dynamic power management features including TDMA Frame synchronous low power mode and enhanced CPU modes idle and sleep modes Copyright 2008 LG Electronics Inc All right reserved 21 LGE Internal Use Only Only for training and service purposes 3 TECHNICAL BRIEF Pulse Number Modulation output for Automatic Frequency Correction AFC Serial RF Control interface support of direct conversion RF A Universal Serial Interface USIF enabling asynchronous UART of synchronous SPI serial data transmission 1 Serial Synchronous SPI compatible interfaces in the controller domain 1 Serial Synchronous SPI compatible interface in the TEAKLite domain 2 USART with autobaud detection hardware flow control and integrated IrDA controller supporting IrDA s SIR standard up to 115 2Kbps A dedicated Fas IfDA Controller supporting IrDA s SIR MIR and FIR standards up to 4Mbps 12C bus interface e g connection to S M power A fast display interface supporting serial and parallel interconnection An ITU R BT 656 compatible Camera interface Programmable clock output for a camera An multimedia Secure Digital Card Interface MMCI SD SDIO capable 3 2 3 External Devices connected to memory interface Table 1 Memory interface Device NAND FLASH K5D1G12ACE D075 Samsung S
132. ynchronous A synchronous SDRAM K5D1G12ACE D075 Samsung Synchronous 133MHz LCD IM200DBN7A LGIT 8bit access 2times transmission MP3 Decoder TCC8720 Telechips MP3 Decoder 3 2 4 RF Interface S GOLDRadio uses this interface to control RF IC and Peripherals 13 signals are provided switch on off RF ICs Periodically each TDMA frame Table 2 RF Interface Spec Resource Interconnection Description TX2 TXHB Output High band DCS PCS Tx TX1 TXLB Output Low band 850 900 Tx RX1 RX1X GSM850_RXP GSM850_RXN Input of GSM850 LNA RX2 RX2X GSM900_RXP GSM900_RXN Input of GSM900 LNA RX3 RX3X DCS1800_RXP DCS1800_RXN Input of DCS1800 LNA RX4 RX4X PCS1900_RXP PCS1900_RXN Input of PCS1900 LNA PABS PA_BAND Select PAM operation band FE1 FE2 VC1 VC2 Control FEM operation band amp mode PAEN PA EN PAM Enable VRAMP TX RAMP Tx Ramp signal T OUT6 PA MODE 2 Select PAM operation mode GSM EDGE LGE Internal Use Only 22 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 3 TECHNICAL BRIEF 3 2 5 USART Interface KM380t have two UART Drivers as follow USARTO SW upgrade Calibration USIF BT Interface Table 3 USIF Interface Spec Resource Remark UARTO UARTO TXD UART TX Transmit Data UARTO RXD UART Receive Data USIF USIF TXD UART BT TX Transmit Data USIF RXD UART BT RX Receive Data T OUTS UART

Download Pdf Manuals

Related Search

Related Contents

Solaris CX-310-301 User's Manual  Harbor Freight Tools 95518 User's Manual  Manuel ligne X-TEK  Operating Instructions MB 11  Trust In-ear Bluetooth headset  Moen T2702BN User's Manual  Samsung S19A10N Priručnik za korisnike  TERMINAE User Manual - V13-1  Philips Mains cord CRP828  cuidado - GE Measurement & Control  

Copyright © All rights reserved. Failed to retrieve file