LG-HDR899-dvd-sm 电路图维修手册.pdf

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1、DVB-T/HDD/DVD RECORDER SERVICE MANUAL MODELS : HDR899/1000 CAUTION BEFORE SERVICING THE UNIT, READ THE “SAFETYPRECAUTIONS” IN THIS MANUAL. MODELS : HDR899/1000SERVICE MANUAL Website Internal Use Only RadioFans.CN 收音机爱好者资料库 1-6 Copyright 2008 LG Electronics. Inc. All right reserved. Only for trainin

2、g and service purposes LGE Internal Use Only SERVICE INFORMATION FOR EEPROM IC SETTING 1. Please the CLEAR button on the remocon together with OPEN the Front Panel about 6 sec. The picture on OSD will be bellow ; Model : 2. To MOVE from OP! to another option. Pleasebutton on the remote control. 3. T

3、o CHANGE the Option Code. Pleasebutton on the remote control. 4. To APPLY the Option Code. After change the option press ENTER button on remote control. 5. To INITIALIZE the system. Press CLEAR button on the remotecontrol together with OPEN on the Front panel about 2sec. 6. To exit from the Option C

4、ode menu without Initialize the system. Just turn off the power and turn on again. DiscRead Time DVD018 Sec OK CD021 Sec NG OP1 : 0000000000M : 10.013 OP2 : 0000000000E : FF(OR) OP3 : 0000000000 OP4 : 0000000000 OP5 : 0000000000 OP6 : 0000000000 OP7 : 0000000000Write : OK OP8 : 0000000000E x i t : M

5、P OP9 : 0000000000Move : OPA : 0000000000E d i t : RadioFans.CN 收音机爱好者资料库 3-28 Copyright 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only WIRING CONNECTION DIAGRAM 1.WIRING CONNECTION DIAGRAM 1 Timer Sub timer RS-03 LOADER HDD I/O BOARD SCAR

6、T1/2 Composite S Video Coaxial Optical Half Nim TUNER USBUSBV_INV_IN / / A_INA_INDVDV 40pin SMPS Junction Bd Junction Bd 40pin 4pin 4pin 30pin 30pin 30pin 16pin 16pin X pin X pin: FFC X pin X pin : Bd to Bd : Harness X pin X pin: Bd in MAIN BD 40pin KARAOKE Option BD 4pin 4pin 40pin 2pin DVD RW DRIV

7、ER 5pin 5pin 30pin 30pin HDMI 40pin 30pin(New) 30pin 40pin RadioFans.CN 收音机爱好者资料库 3-29 Copyright 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only 2.WIRING CONNECTION DIAGRAM 2 3-30 Copyright 2008 LG Electronics. Inc. All right reserved. Only

8、 for training and service purposes LGE Internal Use Only 3.WIRING CONNECTION DIAGRAM 3 3-31 Copyright 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only BLOCK DIAGRAMS 1.OVERALL BLOCK DIAGRAM SIO_SPI_CS0 SIO_SPI_MOSI SIO_SPI_CLK IC1201 MX29LV64

9、0M TTC-90 FLASH MEMORY IC1202 HYB25D512 160CE-5 DDR SDRAM E5_SDRAM_DQS1:0 E5_SDRAM_DQM1:0 E5_SDRAM_CLK1 E5_SDRAM_CLK#1 E5_SDRAM_DQ15:0 E5_SDRAM_A13:0 E5_SDRAM_WE# E5_SDRAM_CAS# E5_SDRAM_RAS# E5_SDRAM_CLKE E5_SDRAM_BA1:0 ATAPI1_D15:0 ATAPI1_ADD4:0 /RST_ATAPI1 ATAPI1_DMARQ ATAPI1_DIOW_L ATAPI1_DIOR_L

10、ATAPI1_IORDY ATAPI1_DMAACK_L ATAPI1_INTRQ ATAPI2_D15:0 ATAPI2_ADD4:0 /RST_ATAPI2 ATAPI2_DMARQ ATAPI2_DIOW_L ATAPI2_DIOR_L ATAPI2_IORDY ATAPI2_DMAACK_L ATAPI2_INTRQ HD15:0 HD15:0 E5_ALE IC1301 74LVT16373 Address LATCH HA21:6 HA5:123:22 /E5_OE /E5_CS0 HD15:0 /RST_HOST IC1401 TSB41AB 1 /RST_PHY PHY_LIN

11、KON PHY_LPS PHY_LREQ PHY_CLK PHY_CTL1:0 PHY_DATA7:0 DV JACK TPA+ TPA- TPB+ TPB- SIO_SPI_MISO SPI_CLK SPI_CS SPI_MOSI SPI_MISO IC701 NEC MICOM LOADER INTERFACE PML07 HDD INTERFACE PML08 IC701 MICOM /E5_LWEn IC1101 DMN8653 LSI IC1101 DMN8653 LSI I/O BOARD Timer BOARD VREF /RST_SAA7138 PMX03 PC DEBUGGI

12、NG UART UART2_CTS UART2_RTS UART2_TX UART2_RX HA5:123:22 /E5_OE /E5_CS0 /E5_LWEn HD15: 0 E5_ALE /RST_E5/FLASH /E5_CS3 IC1204 G2995 IC901 SAA7138 AV DECODER Register AOUT_MCLKOUT VO_D15:0 SCL SDA AOUT_IEC958 VIDEO_INT VOUT_CLK HDMI INTERFACE HDMI INTERFACE PMH10 CEC IC1501 TPS2052 USB_PWR_EN USB_OCS

13、USB_D- USB_D+ 5VD USB_VCC USB JACK Timer BOARD I/O BOARD IC701 NEC MICOM PMVPMV0 01 11 1 VFD Display Timer BOARD FLD_CLK/ENA/DATA F_CVBS/AL/AR RMC/KEY0/KEY1 5.3VA/SW5.3VA -29A/FD+/FD- /RST_TDA9984 PMV0PMV0 3-32 Copyright 2008 LG Electronics. Inc. All right reserved. Only for training and service pur

14、poses LGE Internal Use Only 2.SMPS BLOCK DIAGRAM BD101 P1701 P1D01 BR BL (BK)(WH) ! 14VA -28V 33VA 3.8VA PWR CTL 5.3VA FD(-) FD(+) Y CAP C113 Y CAP C112 DRIVE & S/W BLOCK IC101,D102,R105, ZD101,ZD103, R109,C104,C107, C108,C109, BC101 SNUBER BLOCK D101,R104, C105,C106 NOISE FILTER BLOCK V101,C101,C10

15、2, R101,L101 FUSE F101 12V 5V 5V REG & S/W BLOCK IC156,R156, C156 12V REG & S/W BLOCK IC155,R155, C155 14V RECTIFIER & SMOOTHING BLOCK D124,C123,L123,C133 3.8V RECTIFIER & SMOOTHING BLOCK D127,C124,L124,C134 33V RECTIFIER & SMOOTHING BLOCK D126,C126,R147,ZD122 5.3V RECTIFIER & SMOOTHING BLOCK D128D1

16、30,C125, L125,C135 T101 RECTIFIER & SMOOTHING BLOCK D121,FR121,C120,R181, R191,R131,ZD121 RECTIFIER & SMOOTHING BLOCK D122,C122,R122 5V RECTIFIER & SMOOTHING BLOCK D125,C121 FEEDBACK BLOCK R141,R142, R143,R144, R145,R146, C143 PHOTO COUPLER IC102 ERROR AMP IC103 TH01 C103 3-33 Copyright 2008 LG Elec

17、tronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only 3.POWER MAIN BLOCK DIAGRAM 14VA14VA 33VA33VA33VD33VD 5.5.3VA3VA 5.5.3VA3VA SWSW_5_5. .3 3VAVA 3.3.8VA8VA 3.3.3V3V SMPS IO TR Circuit STSTA AN ND DB BY Y_ _H H PWPWR_CTL_HR_CTL_H STSTA AN ND DB BY Y_ _H H L

18、DLDO O PWPWR_CTL_HR_CTL_H PWPWR_CTL_HR_CTL_H 2.2.5V5V 1.1.8V8V 5V_HDD5V_HDD 12V_HDD12V_HDD 1.1.2 25V5V DCDC CONVERTOR SWSW_12VA_12VA 5.5.0VD0VD 3-34 Copyright 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only 4.POWER I/O BLOCK DIAGRAM 5VA PWR

19、Fail ( () ) ( (M 5.2V Ol Jack 12V OP 5VT 33VT Tuner Tuner FLD Driv PT6315 FD+VG(S/W off) Digitron 5.3VG(S/W off)1.8V SAA7138 3.3V VP NJ TUNER Booster U-COM For A 3.3VA U Mod Buffer 6dB AMP MM1510 V.SW(C+) MMM1M Pull UP For Signg al 3.3V2.5V1.8V1.25V5VD MAINwV 01 PCM1780 Audio DAC 5VD 5VD MIC Power F

20、rom I/O Via PVK0K K01 3-35 Copyright 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only 5.A/V BLOCK DIAGRAM Pr_OUT Y_OUT Pb_OUT A_L_OUT A_R_OUT COAXIAL FRONTFRONT J JA ACK CK MAIN BOARD I/OI/O B BO OA AR RD D AOUT_SCLK AOUT_FSYNC AOUT_D0 AOUT_M

21、CLK EU1_ EU1_L L EU1_ CVBS_OUT EU1_V_OUT EU1_A_OUT_L EU1_A_OUT_R SCART_H EU2_V_OUT EU2_A_OUT_L EU2_A_OUT_R A_OUT_L A_OUT_R EU2_V_IN EU2_A_IN_L EU2_A_IN_R RGB_IN C+_DET_H TR circuit TRGB_OUT T RGB_SEL_OUT SW_A_OUT_L SW_A_OUT_R SW_V_OUT AIN_MCLKOUT AIN_FSYNC, AIN_SCLK AIN_D0, VIN2:9 V_INT, V_CLK Y_RCA

22、_OUT Pb_RCA_OUT Pr_RCA_OUT R_SCART_OUT G_SCART_OUT B_SCART_OUT TR circuit Y,Pb,Pr R,G,B Y, C A_OUT_L A_OUT_R GND MM176 SIF SECAM_AM Y,Pb,Pr R,G,B Y, C COAXIAL AUDIO DAC F_A_R_IN F_A_L_IN F_CVBS_IN USB+, USB- USB_5V TPA+, TPA- TPB+, TPB- TU_R_A_OUT TU_L_A_OUT Y, C OPTICAL TIMER BOARD FLD DRIVER FLD_

23、FLD_A KEY_RTN_0 KEY_RTN_N 1 RMC_IN IO MICOM SAA7138 SCART 1SCART 2 (Decorder) SCL, SDA HOST_DATA_I N HOST_ENA MIMIC C JAJACK CK MIC BOARD MIC_IN MV3 BU FE HOST_DATA_IN HOST_DATA_OU T HOST_ENA HDMIHDMI JACK JACK HDMI BOARD HDMI_CEC SPDIF_OUT AOUT_MCLK VO_D0:15 VOUT_CLK I2C_SCL, I2C_SDA AD9389_INT MIC

24、_DET TUNER I2C_CLK I2C_DATA A A R_IN G_IN B_IN R_IN G_IN B_IN MIC_DET T T TU_V_OUT MM1763 EEPROM I2C_CLK I2C_DATA JIG_ENA HDMI CE EC HDMI_CEC C C BACK UP CK it IO MICOM SW_12VAW 3-36 Copyright 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only

25、6.AUDIO OUT BLOCK DIAGRAM I IC C904904 AUDIAUDIO O DACDAC PCM178PCM178 0 0 PMV01PMV01 PVMPVM0 01 1 Coaxial RCA L /R OutOptical MAINI / O SPDIF_OUT DAC L / R_OUT J JK K802802J JK K803803 D.D.A Au udi dio Oo Ou ut t MCLK I2S IEC60958(S/PDIF) A_OUT L / R IC902 OPAMP FILTER I IC C801801 AVAV S/ S/WW MM1

26、763MM1763 SCART/RCA(ASCART/RCA(AV V1)1)SCART(AV2)SCART(AV2) L / R out MIC L / R_OUT L / R out MUTE Circuit Z_MUTE L / R A_MUTE AO_SCLK AO_FSYNC AO_MCLK AO_DO AO_IEC958 MPEGMPEG ENC/DECENC/DEC MIC I IC C901901 A.DA.DA AC C SAA713SAA713 8 8 SUB DAC TEST MIMIC CO OMM I IC C801801 ALCALC BA3308BA3308 I

27、IC C903903 OPAMPOPAMP VR801VR801 10K10K D2AD2A Mono Circuit TUNER NTSC Option CN801CN801 PVK0PVK01 1 MIC_IN MIC 3-37 Copyright 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only 7.HDMI BLOCK DIAGRAM Audio processingHDMI packet insertion HDCP bl

28、ock TMDS block I2C DDC interface Video processing PLL block PCLK ACLK TXclkp TXclkn TX0p TX0n TX1p TX1n TX2p TX2n EXT_ swing DSCLDSDASCL SDA I2C slave DDC master HDCP processing OTP memory keys Data island packet insertion VHREF generatior Audio content Info Frame ACR Null & ACP CTS/N FIFO Audio cap

29、ture processing Clock Management RxSense HDMI Serializer Down- sampler 4:4:4 to 4:2:2 (1) Up- sampler 4:2:2 To 4:4:4 Up-Scaler 4:2:2 Video input data capture 3x8 bit YCbCr/RGB 4:4:4 2x12 bit YCbCr 4:4:2 2x12 bit YCbCr (1) Can be bypassed Color space converter RGB to YUV YUV to RGB (1) Registers WS A

30、P3.0 MCLK SPDIF AUX VSYNC HSYNC DE VA7.0 VB7.0 VC7.0 3-393-40 CIRCUIT DIAGRAMS 1. SMPS 1 CIRCUIT DIAGRAM ABCDEFGHIJKLMNOPQRST RH300S No Power BD101,R101 is Defective FD(+)FD(-) No Power D121 is Defective -28VA No Power D122 is Defective 14VA No Power D125 is Defective No Power D102 is Defective 3.8V

31、A No Power D127 is Defective 5V No Power D125 is Defective 5.6VA No Power D123 is Defective S/W Error IC101 is Defective Switching Error IC102,IC103 are Defective No Power F101 is Defective 5.3VA No Power D128 is Defective 5V No Power IC155 is Defective 5V No Power IC156 is Defective Copyright 2008

32、LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only WHEN SERVICING THIS CHASSIS, UNDER NO CIR- CUMSTANCES SHOULD THE ORIGINAL DESIGN BE MODIFIED OR ALTERED WITHOUT PERMISSION FROM THE LG CORPORATION. ALL COMPONENTS SHOULD BE REPLACED ONLY WITH TYPES

33、IDENTI- CAL TO THOSE IN THE ORIGINAL CIRCUIT. SPECIAL COMPONENTS ARE SHADED ON THE SCHEMATIC FOR EASY IDENTIFICATION. THIS CIRCUIT DIAGRAM MAY OCCASIONALLY DIFFER FROM THE ACTUAL CIRCUIT USED. THIS WAY, IMPLEMENTATION OF THE LATEST SAFETY AND PERFORMANCE IMPROVE- MENT CHANGES INTO THE SET IS NOT DEL

34、AYED UNTIL THE NEW SERVICE LITERATURE IS PRINTED. 1. Shaded( ) parts are critical for safety. Replace only with specified part number. 2. Voltages are DC-measured with a digital voltmeter dur- ing Play mode. IMPORTANT SAFETYNOTE : 3-413-42 2. SMPS 2 CIRCUIT DIAGRAM Copyright 2008 LG Electronics. Inc

35、. All right reserved. Only for training and service purposes LGE Internal Use Only 3-433-44 3. MPEG CIRCUIT DIAGRAM Copyright 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only 3-453-46 4. FLASH/DDR/DV CIRCUIT DIAGRAM Copyright 2008 LG Electron

36、ics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only 3-473-48 5. ATAPI, HDMI & USB CIRCUIT DIAGRAM Copyright 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only 3-493-50Copyright 2008 LG Electronics. Inc. Al

37、l right reserved. Only for training and service purposes LGE Internal Use Only 6. I/O, -com CIRCUIT DIAGRAM 3-513-52 7. DECODER & MIC CIRCUIT DIAGRAM Copyright 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only 3-533-54 8. SCART/RCA CIRCUIT DIA

38、GRAM Copyright 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only 3-553-56 9. HDMI CIRCUIT DIAGRAM Copyright 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only 3-573-58 10. TIMER CIRCUIT D

39、IAGRAM (8 & 9 TOOLS) Copyright 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only 3-593-60Copyright 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only 11. KEY CIRCUIT DIAGRAM (8 & 9 TOOLS)