LG BP340 Скачать руководство пользователя страница 26 | Manualshive

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3-11

BLOCK DIAGRAM

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Содержание BP340

Страница 1: ...VDPLAYER SERVICE MANUAL MODEL BP340 CAUTION BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL MODEL BP340 SERVICE MANUAL P NO AFN76114583 MAY 2014 Website http biz lgservice com Internal Use Only ...

Страница 2: ...1 1 CONTENTS SECTION 1 SUMMARY SECTION 2 CABINET MAIN CHASSIS SECTION 3 ELECTRICAL SECTION 4 REPLACEMENT PARTS LIST ...

Страница 3: ...TY SERVICING GUIDELINES FOR BLU RAY DISC DVD PLAYER PRODUCTS 1 3 SERVICING PRECAUTIONS 1 4 GENERAL SERVICING PRECAUTIONS INSULATION CHECKING PRODEDURE ELECTROSTATICALLY SENSITIVE ES DEVICES HIDDEN KEY MODE 1 5 UPDATE GUIDE 1 6 SPECIFICATIONS 1 7 ...

Страница 4: ... the polarized line plug has not been defeated 3 Soldering must be inspected to discover possible cold solder joints solder splashes or sharp solder points Be certain to remove all loose foreign particles 4 Check for physical evidence of damage or deterioration to parts and components for frayed leads or damaged insulation including the AC cord and replace if necessary 5 No lead or component shoul...

Страница 5: ...essible Conductive Parts include Metal panels Input terminals Earphone jacks etc Electrostatically Sensitive ES Devices Some semiconductor solid state devices can be damaged easily by static electricity Such components commonly are called Electrostatically Sensitive ES Devices Examples of typical ES devices are integrated circuits and some field effect transistors and semiconductor chip components...

Страница 6: ... 0 ENTER PAUSE Debug Information CLEAR PASSWORD NO DISC STOP SETUP LOCK MENU ON 2 1 0 4 9 9 x PASSWORD CLR VFD LOCK PASSWORD Cleared Change Resolution ALWAYS AVAILABLE Push Stop key 5 sec x 480P or 576P on VFD Change the Resolution to 480P or 576P Chage Video System Open and Home Menu OFF Video system option is PAL only push pause key for 5 sec x AUTO PAL NTSC VFD Video system is changed as AUTO P...

Страница 7: ...elow select OK 4 When the screen be black is mean update successfully and power off automatically 2 USB TO UPDATE SERVO 1 Put the servo in the root of USB and named as H15SON ROM 2 Power on and get in the home menu insert the USB 3 The screen show like the picture below select OK 4 When the screen be black is mean update successfully and power off automatically UPDATE GUIDE ...

Страница 8: ...60 mm x 198 5mm x 37 mm Net Weight Approx 0 937 kg Operating Temperature 0 C 40 C Operating Humidity 20 C 60 C Standard Condition 25 C 65 TERMINALS HDMI Output HDMI 1 4b USB Port USB 2 0 DC 5 V 500 mA NETWORK Wi Fi Module Built in 802 11 b g n Note Design and specifications are subject to change prior notice ...

Страница 9: ...1 8 MEMO ...

Страница 10: ...2 1 SECTION 2 CABINET MAIN CHASSIS CONTENTS HOW TO REMOVE THE TOP CASE 2 2 EXPLODED VIEWS 2 4 1 CABINET AND MAIN FRAME SECTION 2 4 2 PACKING ACCESSORY SECTION 2 5 ...

Страница 11: ...2 2 It is a front view of the set Remove the two screws that retain the top case of the back panel HOW TO REMOVE THE TOP CASE 1 Front view of the product 2 Removing the top case back panel screws ...

Страница 12: ...2 3 2 Press the arrow position to separate the top case and hook and remove the bottom case and top case 3 Removing the top case 1 Lift 45 degrees back of the top case as shown in figure ...

Страница 13: ...250 462 261 260 261 465 A C B 468 283 CABLE3 CABLE2 CABLE1 A26 463 MODULE CABLE4 264 A51 D A43 SMPS BOARD 468 A47 A46 MAIN BOARD A B D C EXPLODED VIEWS 1 CABINET AND MAIN FRAME SECTION 300 ...

Страница 14: ...803A Packing Pad2 Back 803 Packing Pad Front 804 Bag 802 Box 900 Remote Control 808 Battery 801 Instruction Ass y 2 PACKING ACCESSORY SECTION ...

Страница 15: ...2 6 MEMO ...

Страница 16: ... ON SYSTEM RESET SEQUENCE 3 10 2 SYSTEM 27 MHZ CLOCK WAVEFORM 3 10 BLOCK DIAGRAM 3 11 CIRCUIT DIAGRAMS 3 13 1 SMPS POWER CIRCUIT DIAGRAM 3 13 2 SMPS KEY LED USB PORT IR CIRCUIT DIAGRAM 3 15 3 MAIN POWER SOURCE CIRCUIT DIAGRAM 3 17 4 MAIN DDR3 1 CIRCUIT DIAGRAM 3 19 5 MAIN DDR3 2 CIRCUIT DIAGRAM 3 21 6 MAIN HDMI CIRCUIT DIAGRAM 3 23 7 MAIN USB CIRCUIT DIAGRAM 3 25 8 MAIN MICOM CIRCUIT DIAGRAM 3 27 ...

Страница 17: ...3V_STBY from main board C3 is normal ÖIf output voltage 3 3V_STBY is not normal please check the working status of main board U4 and its peripheral circuit 4 Please check if output voltage 3 3 V from main board C21 is normal ÖIf output voltage 3 3 V is not normal please check the working status of main board U4 and its peripheral circuit 5 Please check if output voltage 1 5 V from main board C25 i...

Страница 18: ...e check main board IC U1 signal and its peripheral circuit 1 Please check if RESET_signal from main board C214 is normal ÖIf RESET_ signal waveform is not normal please check if U1 and its peripheral circuit are failure 2 Please check if x tal 27 MHz from main board Y1 is normal ÖIf x tal 27 MHz is not normal please check if Y1 and its peripheral circuit are failure Main board top view U1 C214 Y1 ...

Страница 19: ...ripheral circuit 1 Please check if DDR_VREF 0 75 V from main board U2 U3 is normal ÖIf DDR_VREF 0 75 V is not normal please check if U2 U3 and its peripheral circuit are failure 1 4 Please check main board IC U11 signal and its peripheral circuit 1 Please check if VCC_BD_LD 8 2 V from main board Q9 S polarity is normal ÖIf VCC_BD_LD 8 2 V is not normal please check if U11 and its peripheral circui...

Страница 20: ... is normal Replace the F501 YES YES NO Whether the D501 D502 D503 D504 are normal Whether the D505 is normal Whether the U501 is normal Whether the U502 is normal Replace the D501 D502 D503 D504 Replace the D505 Replace the U501 Replace the U502 YES YES YES YES NO NO NO NO 1 SMPS TROUBLESHOOTING FLOW ...

Страница 21: ...her unit power check is OK Repair or replace power board Repair or replace power board and main board YES YES YES YES NO NO Make sure the main board don t short Whether connect to PC with RS232 cable and update the firmware is OK Whether main board 3 3V_STBY 3 3 V 1 5 V 1 2 V output is normal Whether main board 5 V output is normal Repair or replace main board Replace U8 Replace U4 Replace U5 YES ...

Страница 22: ...rd Replace main board Whether 3 3 V on front board XP1 pin9 pin10 are OK Whether remocon s battery is exhausted or not Fix the connection XP1 on front board to XP1 on main board Replace battery for remote controller YES YES YES YES NO NO Whether key1 key2 are OK Whether IR receiver power is OK IR1 s pin1 pin3 are about 5 V Replace key1 or key2 Replace IR1 YES YES NO NO ...

Страница 23: ...isplay mode or resolution is OK Adjust the TV display setting YES NO 7 CANNOT READ DISC OR TRAY OPEN CLOSE Cannot read disc or tray open close Scan the new barcode Whether the loader running is normal Check cable connection of XP3 XP4 XP5 YES YES NO Whether 8 2 V from Q9 S polarity is normal Whether another loader running is normal Replace U11 Replace main board Replace the loader YES YES NEXT NO ...

Страница 24: ...ES NO Whether USB socket on front board is normal Replace USB socket P1 YES NO 9 CANNOT CONNECT TO WIRELESS NETWORK Cannot connect to wireless network Replace main board Whether Wi Fi module is connected to the unit Fix the connection XP1 on front board to XP1 on main board YES YES NO Whether Wi Fi module connected cable is OK Whether Wi Fi module is OK Replace the Wi Fi module connected cable Rep...

Страница 25: ...M R176 3 3K R176 3 3K 2 1 2V 2 SYSTEM 27 MHz CLOCK WAVEFORM MT8551 require nominal frequency 27 MHz tolerance 30 ppm 3 27MHz 3 NS_XTALI AVDD33_VDAC_R NS_XTALO AVDD33_PLLGP AVDD33_VDAC 3 3V 3 3V_STBY 3 3V U1C U1C AVDD33_VDAC E16 AVSS33_VDAC G14 AVDD33_VDAC_R D16 AVSS33_VDAC_R F14 AVDD33_PLLGP C12 AVSS33_PLLGP C13 NS_XTALI A11 NS_XTALO B11 A A C87 33pF 50V NP0 C87 33pF 50V NP0 R43 10 R43 10 R41 1M R...

Страница 26: ...3 11 BLOCK DIAGRAM ...

Страница 27: ...3 12 MEMO ...

Страница 28: ...0V F501 10ohm 2W F501 10ohm 2W R502 150K R502 150K C504 1000pF 1KV C504 1000pF 1KV U502 LTV 817S B U502 LTV 817S B 1 2 4 3 10uF 400V CE501 10uF 400V CE501 R504 100K R504 100K C501 1500pF 1KV C501 1500pF 1KV 1000uF 16V CE507 1000uF 16V CE507 LF501 30mH LF501 30mH D501 1N4007 1A 1000V D501 1N4007 1A 1000V ZD504 BZX79C11 ZD504 BZX79C11 R506 200 R506 200 R505 22 R505 22 R9 0 R9 0 Warning Parts that ar...

Страница 29: ...F 50V NP0 R8 4 7K R8 4 7K C1 100pF 50V NP0 C1 100pF 50V NP0 IROUT IROUT C506 10UF 6 3V X5R C506 10UF 6 3V X5R XP1 12PIN 2 0MM XP1 12PIN 2 0MM 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 11 11 12 12 C2 100pF 50V NP0 C2 100pF 50V NP0 12V 12V USBP USBP C6 100pF 50V NP0 C6 100pF 50V NP0 GND GND R6 200 R6 200 FB503 120 2A FB503 120 2A VSTB VSTB USBM USBM VSCK VSCK R1 100 R1 100 VSDA VSDA C5 1uF 10V Y5V C...

Страница 30: ...C11 220pF 50V X7R C11 220pF 50V X7R R179 10K R179 10K R14 20K 1 R14 20K 1 R15 15K 1 R15 15K 1 Q2 NPN_3DG3904M Q2 NPN_3DG3904M R1 100 R1 100 C2 2 2UF C2 2 2UF C34 10UF C34 10UF R12 1K 1 R12 1K 1 C23 10UF C23 10UF R181 12K R181 12K C21 10UF C21 10UF C12 4700pF 50V X7R C12 4700pF 50V X7R C6 0 1uF 16V X7R C6 0 1uF 16V X7R C328 0 1uF 16V X7R C328 0 1uF 16V X7R Q1 NPN_3DG3904M Q1 NPN_3DG3904M C3 2 2UF C...

Страница 31: ...RDQS1 N25 RDQS1_ N24 RODT W24 RCAS_ AC22 RRAS_ W25 RCS_ Y23 RWE_ AE25 RCKE AE23 RRESET AC25 RBA0 Y24 RBA1 AE24 RBA2 AD24 RA0 AA25 RA1 U21 RA2 AB25 RA3 AA23 RA4 W21 RA5 AA24 RA6 W22 RA7 AB24 RA8 W20 RA9 AC24 RA10 AD23 RA11 V22 RA12 AA20 RA13 AD25 RCLK0_ H25 RCLK0 H24 RVREF0 T19 DDRVCCIO N20 DDRVCCIO P19 DDRVCCIO V18 DDRVCCIO R20 TP_MEMPLL AB23 TN_MEMPLL AA22 DGND12_K R12 DGND12_K R13 DGND12_K R14 D...

Страница 32: ...VCC12_K K18 DVCC12_K P18 RA13_B AB11 DVCC12_K L17 DVCC12_K R17 DVCC12_K K15 DVCC12_K U11 DVCC12_K T16 DVCC12_K T12 DVCC12_K T14 RVREF0_B Y18 DVCC12_K U12 DVCC12_K U14 DVCC12_K U15 DVCC12_K U16 U3 DDR3 64Mbit 16 U3 DDR3 64Mbit 16 VDD_0 B2 NC_0 J1 VSS_0 A9 VSSQ_0 B1 UDQS B7 VDDQ_0 A1 DQ14 B8 VSSQ_1 B9 UDM D3 UDQS C7 VSSQ_2 D1 DQ15 A3 VDDQ_1 A8 DQ9 C3 VDDQ_2 C1 VDDQ_3 C9 DQ8 D7 VDDQ_4 D2 DQ12 A7 VSSQ...

Страница 33: ... AVDD33_VDAC_R D16 AVSS33_VDAC_R F14 AVDD33_PLLGP C12 AVSS33_PLLGP C13 NS_XTALI A11 NS_XTALO B11 AL0 A10 AR0 B10 AOLRCK C10 AOSDATA0 D10 AOSDATA1 C9 AOSDATA2 C8 AOSDATA3 D7 AOSDATA4 C7 SPDIF A7 AMUTE U5 VDACX_OUT B18 VDACR_OUT C17 VDACG_OUT C18 VDACB_OUT A18 AVDD12_HDMI_D C15 AVDD33_HDMI D14 AVSS33_HDMI E14 CH0_M A15 CH0_P B15 CH1_M A14 CH1_P B14 CH2_M A13 CH2_P B13 CLK_M A16 CLK_P B16 HTPLG C20 C...

Страница 34: ...NFD1 AE2 NFD2 AD2 NFD3 AE1 NFD4 AC2 NFD5 AD1 NFD6 AB3 NFD7 AC1 GPIO2 C22 GPIO3 AA5 GPIO4 AA4 GPIO5 AB1 GPIO6 AB2 GPIO7 Y6 SCL AA1 SDA AA2 EFPWRQ W7 AVDD33_USB AA3 AVSS33_USB W4 USB_DP_P0 W1 USB_DM_P0 W2 USB_DP_P1 Y1 USB_DM_P1 Y2 USB_DP_P2 V1 USB_DM_P2 V2 USB_VRT U3 AVDD33_COM F9 TXVP_0 B5 TXVN_0 A5 TXVP_1 B6 TXVN_1 A6 DVCC33_IO K8 VOUTD0 G25 VOUTD1 G24 VOUTD2 F25 VOUTD3 G23 VOUTD4 E25 VOUTD5 F24 V...

Страница 35: ... 0 R101 10K R101 10K R129 10K R129 10K R94 100 R94 100 C200 0 1uF 16V X7R C200 0 1uF 16V X7R R130 10K R130 10K GND4 GND4 TP43 TP43 TP29 TP29 R131 10K R131 10K FB3 0 FB3 0 U1D MT8551 U1D MT8551 AVDD33_LDO F17 AVSS33_LDO G16 AVDD12_LDO H16 LCDRD D22 RESET_ A21 VSTB B23 VDATA A23 VCLK A22 UATXD E20 IR B22 OPWRSB B21 UARXD F19 GPIO0 D20 GPIO1 E18 DVCC33_IO_STB D21 DVCC33_IO_STB E22 R95 100 R95 100 R10...

Страница 36: ...X7R C136 0 1uF 16V X7R FPDOCD FPDOCD C148 2 2UF C148 2 2UF R100 47K 1 R100 47K 1 TP42 TP42 LDD_SDIO LDD_SDIO R108 140 1 R108 140 1 R151 10K R151 10K C109 4 7uF C109 4 7uF TRINB TRINB RFO RFO RFO RFO FEGIO6 FEGIO6 C167 10UF C167 10UF C178 4 7UF 10V X5R C178 4 7UF 10V X5R R107 0 R107 0 C182 10UF C182 10UF INE INE R109 750 1 R109 750 1 C137 0 1uF 16V X7R C137 0 1uF 16V X7R INB INB FEGIO9 FEGIO9 R103 ...

Страница 37: ...N 40 FCS_P 39 TRK_N 38 TRK_P 37 TLT_P 36 TLT_N 35 P5V 34 STP1_P 33 STP1_N 32 STP2_P 31 STP2_N 30 GND 29 CA5V 28 LOAD_P 27 LINFB 55 P12V_SPM2 46 MCOM 49 NC 56 TP34 TP34 FB6 0 FB6 0 C145 0 1uF 16V X7R C145 0 1uF 16V X7R R115 1K R115 1K C143 100pF 50V NP0 C143 100pF 50V NP0 R113 1K R113 1K C142 100pF 50V NP0 C142 100pF 50V NP0 C152 100pF 50V NP0 C152 100pF 50V NP0 C119 4 7uF C119 4 7uF C138 100pF 50V...

Страница 38: ... U1 AE7 1 45V 1 6V 1 50 U1 U4 NC NC U1 J11 3V 3 5V 3 23 U1 AE4 3V 3 5V 3 23 U1 A19 4 5V 5 5V 5 11 U1 P2 3V 3 5V 3 23 U1 K8 3V 3 5V 3 23 U1 AD6 3V 3 5V 3 23 U1 D20 4 5V 5 5V 5 11 U1 A2 0V 1 25V 1 20 U1 L8 3V 3 5V 3 23 U1 AA25 1 45V 1 6V 1 50 U1 E18 4 5V 5 5V 5 11 U1 B3 0V 3 5V 1 26 U1 AB4 3V 3 5V 3 23 U1 U21 1 45V 1 6V 1 50 U1 C22 NC NC U1 A1 NC NC U1 AC5 3V 3 5V 3 23 U1 AB25 1 45V 1 6V 1 50 U1 A5 ...

Страница 39: ...1 1 U 3 2 3 V 5 3 V 3 7 1 1 1 U 3 2 3 V 5 3 V 3 8 1 1 1 U 3 2 3 V 5 3 V 3 9 1 1 1 U 0 0 0 0 0 2 1 1 U 0 0 0 0 1 2 1 1 U 5 3 3 V 5 3 V 3 2 2 1 1 U 0 0 0 0 3 2 1 1 U 0 0 0 0 4 2 1 1 U 3 0 5 V 5 5 V 5 4 5 2 1 1 U 5 3 3 V 5 3 V 3 6 2 1 1 U 5 3 3 V 5 3 V 3 7 2 1 1 U 3 0 5 V 5 5 V 5 4 8 2 1 1 U 0 0 0 0 9 2 1 1 U 3 2 3 V 5 3 V 3 0 3 1 1 U 3 2 3 V 5 3 V 3 1 3 1 1 U 3 2 3 V 5 3 V 3 2 3 1 1 U 3 2 3 V 5 3 V ...

Страница 40: ...7 0 3 5V 3 31 XP5 PIN18 0 3 5V 3 31 XP5 PIN19 0 3 5V 3 31 XP5 PIN20 0 3 5V 3 31 XP5 PIN21 0 0 XP5 PIN22 0 0 XP5 PIN23 0 0 Dupont socket XP1 PITCH 2MM POWER PCB MAIN PCB WIFI modele socket XP2 PITCH 2 0MM MAIN PCB WIFI Module Part SPEC Location No Loader socket XP5 PITCH 0 5MM MAIN PCB Traverse Unit Loader socket XP3 PITCH 1 0MM MAIN PCB Traverse Unit XP5 PIN24 0 3 5V 3 31 XP5 PIN25 0 3 5V 3 0 XP5 ...

Страница 41: ...3 39 3 40 PRINTED CIRCUIT BOARD DIAGRAMS 1 MAIN P C BOARD TOP VIEW BOTTOM VIEW ...

Страница 42: ...3 42 3 41 2 SMPS P C BOARD TOP VIEW BOTTOM VIEW ...

Страница 43: ...3 44 3 43 MEMO MEMO ...

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