LG HDR1000 Service Manual Download

Page: 1 / 126

LGE Internal Use Only

CONTENTS

SECTION 1.........SUMMARY

SECTION 2.........CABINET & MAIN CHASSIS

SECTION 3.........ELECTRICAL

SECTION 4.........RS-06A LOADER PART

SECTION 5.........REPLACEMENT PARTS LIST

Summary of Contents for HDR1000

Page 1: ...ics Inc All right reserved Only for training and service purposes LGE Internal Use Only CONTENTS SECTION 1 SUMMARY SECTION 2 CABINET MAIN CHASSIS SECTION 3 ELECTRICAL SECTION 4 RS 06A LOADER PART SECTION 5 REPLACEMENT PARTS LIST ...

Page 2: ...NTENTS NEW FUNCTIONS OF HDD DVD RECORDER 1 3 PRODUCT SAFETY SERVICING GUIDELINES FOR HDD DVD RECORDER PRODUCTS 1 4 SERVICING PRECAUTIONS 1 5 GENERAL SERVICING PRECAUTIONS INSULATION CHECKING PRODEDURE ELECTROSTATICALLY SENSITIVE ES DEVICES SERVICE INFORMATION FOR EEPROM IC SETTING 1 6 UPGRADE THE MAIN LOADER PROGRAM 1 7 SPECIFICATIONS 1 8 ...

Page 3: ...N NELS VIDEO DATA IS CARRIED AS A SERIES OF 24 BIT PIXELS ON THE THREE TMDS DATA CHANNELS TMDS ENCODING CONVERTS THE 8BIT PER CHANNEL INTO THE 10BIT DC BALANCED VIDEO PIXEL RATES CAN RANGE FROM 25MHz TO 165MHz THE VIDEO PIXELS CAN BE ENCODED IN EITHER RGB YCbCr 4 4 4 OR YCbCr 4 2 2 FORAMTS IN ALL THREE CASES UP TP 24 BITS PER PIXEL CAN BE TRANSFERRED FAST DUBBING DUBBING MEANS A COPYING FUNCTION B...

Page 4: ...installedpertheorig inal design Be sure that the safety purpose of the polarized line plug has not been defeated 3 Soldering must be inspected to discover possible cold solder joints solder splash es 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 includin...

Page 5: ...ote 1 should be more than 1Mohm Note 1 Accessible 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 tra...

Page 6: ...ase button 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 Code menu without Initialize the system Just turn off the power and turn on again Disc Read Time DVD 018 Sec OK CD 021 Sec NG OP1 00 0000...

Page 7: ...same disc Use the different disc to write another step OPTIONAL PARTS 1 B_E LG_RH300_UPDATE_PAL ROM 2 LOADER DvdS617 rs6 Yas617 din 3 I_O io_micom_update hex 2 UPGRADE FLASH MAIN LOADER and I_O 1 Put Upgrde DISC on the Set 2 After Disc Reading You can see below screen OPTIONAL PARTS 1 MAIN ONLY B_E UPGRADE 2 LOADER ONLY LOADER UPGRADE 3 ALL B_E LOADER UPGRADE 3 Press ENTER or OK KEY You can see bo...

Page 8: ... Video recording format Sampling frequency 27MHz Compression format MPEG2 VBR supported Audio recording format Sampling frequency 48kHz Compression format Dolby Digital PLAYBACK Frequency response DVD PCM 48kHz 8Hz to 22kHz CD 8Hz to 20kHz DVD PCM 96kHz 8Hz to 44kHz Signal to noise ratio More than 90dB AUDIO OUT connector Harmonic distortion Less than 0 02 AUDIO OUT connector INPUTS Dynamic range ...

Page 9: ...l right reserved Only for training and service purposes LGE Internal Use Only SECTION 2 CABINET MAIN CHASSIS CONTENTS EXPLODED VIEWS 2 2 1 CABINET AND MAIN FRAME SECTION 2 2 2 DECK MECHANISM SECTION RS 06A 2 3 3 PACKING ACCESSORY SECTION 2 4 ...

Page 10: ...e in exploded views OPTIONAL PARTS 463 462 250 462 463 463 462 A 468 A47 SMPS A54A 253 HDMI BOARD CABLE7 468 468 C 468 G I O BOARD 260 261 261 264 465 470 465 465 320 A44 468 B A46 MAIN BOARD 471 468 C E D B A CABLE6 468 261 261 CABLE5 CABLE10 G 104 F A53 CABLE11 F E 468 410 101 261 A26 273 468 468 261 A52 300 A43 CABLE1 452 KEY 452 275 452 275 452 D A50 TIMER 280 285 286 281 A43A 274 CABLE2 279 J...

Page 11: ...DECK MECHANISM SECTION RS 06A Main C B A OPTIONAL PART 1018 1019 DR 11H IN SH ONLY DR 11H PT ONLY 1043 1045 A005 1043 1045 1044 1042 A005 1018 1019 1431 1434 1437 1025 1432 1432 1041 1002 A001 A002 A46A 1033 1034 1032 1020 1439 1046 1047 1011 1013 1017 1433 1026 1016 1015 1012 1038 1432 1036 1001 1003 RS 06A DR 11H 1030 ...

Page 12: ...l Use Only 3 PACKING ACCESSORY SECTION 808 Battery 900 Remote Control 803 Packing 803 Packing 802 Box OPTIONAL PARTS 810 Accessory Assembly 804 Bag 832 Disc 821 SCART Cable 806 RCA Plug Black 801 Instruction Ass y 820 RCA Plug Yellow 811 Plug Ass y 1way 812 Plug Ass y 2way 813 Plug Ass y 3way 823 HDMI Cable ...

Page 13: ...ND I O 3 25 6 TUNER BLOCK 3 26 7 HDMI BLOCK 3 27 WIRING CONNECTION DIAGRAM 3 28 1 WIRING CONNECTION DIAGRAM 1 3 28 2 WIRING CONNECTION DIAGRAM 2 3 29 3 WIRING CONNECTION DIAGRAM 3 3 30 BLOCK DIAGRAMS 3 31 1 VERALL BLOCK DIAGRAM 3 31 2 SMPS BLOCK DIAGRAM 3 32 3 POWER MAIN BLOCK DIAGRAM 3 33 4 POWER I O BLOCK DIAGRAM 3 34 5 A V BLOCK DIAGRAM 3 35 6 AUDIO OUT BLOCK DIAGRAM 3 36 7 HDMI BLOCK DIAGRAM 3...

Page 14: ... Is the TH01 normal Replace the TH01 YES NO Is the Vcc 10V 17V supplied to IC101 Pin 6 Is the D102 normal YES NO NO Check or replace the D102 Is the D128 normal Replace the D128 YES NO Is there about 2 5V at the IC103 Pin 1 Replace the IC103 YES NO Is the D121 normal Replace the D121 YES NO Is the D122 normal Replace the D122 YES NO Is the D125 normal Replace the D125 YES NO Is the D124 normal Rep...

Page 15: ...IC156 Pin 1 Check D125 and replace YES YES NO Is there about 4V 5V at the IC156 Pin 4 Check the PWR CTL H signal from µ COM YES NO Check the IC156 and replace No 12V for HDD DVD drive Is there about 13 5V at the IC155 Pin 1 Check D124 and replace YES YES NO Is there about 4V 5V at the IC155 Pin 4 Check the PWR CTL H signal from µ COM YES NO Check the IC155 and replace ...

Page 16: ...place YES YES NO Is the Vcc 14V supplied to Q164 collector Check Q164 and replace YES NO Is there about 12 5V at ZD151 Q164 base Check D126 on SMPS board and replace YES NO Is the Vcc 33V supplied to Q162 emiter Check Q162 and replace YES NO Is there about 0V at Q162 base Check the TIMER_H signal from µ COM YES NO Is there about 5V at R170 and 0 7V at Q156 base Check Q156 and replace ...

Page 17: ...e about 0V at D152 and Q152 vollector Check Q155 and replace YES NO Is there about 5V at R180 and 0 7V at Q152 base Check the TIMER H signal from µ COM YES NO No 33VT Check Q152 and replace Is the Vcc 33V supplied to Q161 emiter Check D126 on SMPS board and replace YES YES NO Is there about 0V at Q152 collector Check Q161 and replace YES NO Is there about 5V at R180 and 0 7V at Q152 base Check the...

Page 18: ...gnal from µ COM YES NO Check the IC153 and replace No 2 5V Is there about 3V 3 8V at the IC151 Pin 1 Check D154 and D127 on SMPS board YES YES NO Is there about 4V 5V at the IC151 Pin 4 Check the PWR CTL H signal from µ COM YES NO Check the IC151 and replace No 3 3V Is there about 3 8V at the IC152 Pin 1 Check D127 on SMPS board and replace YES YES NO Is there about 4V 5V at the IC152 Pin 4 Check ...

Page 19: ...t R179 and R156 Check the STANBY H signal from µ COM YES NO Check Q158 and replace No SW_FD Is the Vcc FD supplied to Q163 collector Check D121 on SMPS board and replace YES YES NO Is there about 5 3V at R184 and Q153 collector Check Q163 and replace YES NO Is the VCC 5 3V supplied to Q153 emiter Check 5 3VA on SMPS board YES NO Is there about 0V at Q153 base Check the STANBY H signal from µ COM Y...

Page 20: ... 8V There is 1 8V at IC155 Pin 2 4 Is the Vcc 3 3V supplied to Pin 3 IC155 Check 3 3V power supply YES YES NO IC155 defect NO No 1 25V Check the IC154 and replace Is there about 5 3V at the IC154 Pin 2 Check 5 3VA on SMPS board YES YES NO Is there about 4V 5V at the IC154 Pin 5 Check the PWR CTL H signal from µ COM YES NO ...

Page 21: ...IRCUIT PART Check PVM02 Pin 25 IC 701 Pin 19 YES YES NO IC1306 Pin 5 HOST RESET Replace X1101 YES NO X1101 Clock oscillated 13 5MHz Check IC1201 Flash memory IC1101 YES NO AR1105 Pin 3 IC1201 Pin 32 IC1101 defect NO R1173 R1174 DISC not recognized 4 DISC NOT RECOGNIZED Check SMPS YES NO Check driver power 5V 12V Change MEDIA TEST YES NO Check ATAPI connector Check loader ...

Page 22: ...Pin 3 4 Host CLK DATA NO NO YES YES IC1101 defect 5 WHEN PLAYING DISC NO AUDIO OUTPUT IC904 Pin 14 15 Is there a signal Check IC801 Pin 14 12V Pin 30 5 3V Pin31 32 SCL SDA NO NO Replace IC801 IC801 Pin 34 35 37 38 Is there a signal NO NO YES L804 L808 L820 L821 Is there a signal YES YES YES YES Check Q808 Q809 Q810 Q801 Check cable connections TV audio mute Check IC904 Pin 11 5VD YES Replace IC904...

Page 23: ...poses LGE Internal Use Only 6 NO OPTICAL DIGITAL OUTPUT R1107 Is there a signal C839 Is there a signal R832 Is there a signal YES YES BD803 Is there a signal Check JK803 Pin 2 5V YES YES Check JK802 RCA cable connection Check JK803 optical cable connection YES Check PVM02 Pin 1 SPDIF_OUT YES ...

Page 24: ...al IC901 defect When playing DISC no audio output Replace IC801 Check IC801 Pin 14 12V Pin 30 5 3V Pin 31 32 SCL SDA NO NO Change X901 X901 24 576MHz oscillated NO YES YES YES YES IC801 Pin 40 41 Is there a signal Check IC1302 reset circuit Check Pin 51 RST_SAA7138 NO NO YES YES YES Check IC901 power 3 3V 1 8V R906 R909 SCL SDA NO YES IC901 Pin 98 99 100 95 Ain_D0 AIN_SCLK AIN_FSYNC AIN_MCLK Is th...

Page 25: ...9F3 C9F4 Is there a signal IC801 pin 2 3 5 6 Is there a signal Check IC801 Pin 14 12V Pin 30 5 3V Pin 31 32 SCL SDA Check cable connections input signal IC901 defect When playing DISC no audio output IC901 Pin 98 99 100 95 Ain_D0 AIN_SCLK AIN_FSYNC AIN_MCLK Is there a signal Replace IC801 NO Check IC1302 reset circuit Check Pin 51 RST_SAA7138 NO Change X901 X901 24 576MHz oscillated NO Check IC901...

Page 26: ...Only R1160 R1161 R1162 Is there a signal PVM01 Pin 13 14 16 Is there a signal Check condition RGB_Sel_Out Ypbpr_Mute_L Check cable connection Replace IC801 9 NO RGB COMPONENT VIDEO SIGNAL WHEN PLAY DISC YES YES YES YES YES NO IC801 Pin 24 25 26 Is there a signal Check IC801 Pin 14 12V Pin 30 5 3V Pin 31 32 SCL SDA ...

Page 27: ...E S VIDEO SIGNAL WHEN PLAY DISC R1157 1158 1159 Is there a signal PVM01 Pin 18 19 20 Is there a signal Check SCART cable connection Check IC801 Pin 14 12V Pin 30 5 3V Pin 31 32 SCL SDA IC801 Pin 27 29 Is there a signal IC801 Pin 36 39 Is there a signal NO YES YES Replace IC801 YES Check S VIDEO cable connection YES YES SCART S VIDEO ...

Page 28: ...and rear SCART 1 2 no TV video signal AV1 2 NO NO YES YES YES YES 11 NO TV EXTERNAL INPUT VIDEO SIGNAL No video signal of external input AV3 Front RCA input NO NO NO Check IC801 Pin 14 12V Pin 30 5 3V Pin 31 32 SCL SDA YES Check cable connection input signal C843 C863 C864 Is there a signal YES YES Check no RGB Component Composite S VIDEO signal when play DISC Replace IC801 Check IC1302 reset circ...

Page 29: ...GNAL Change to DV mode using remote control YES YES NO DV mode switching Check power 3 3V on I O board YES NO IC1401 power 3 3V Check IC1302 reset circuit YES NO IC1401 Pin 37 High X401 24 576MHz oscillated Check DV cable YES NO IC1401 pin 15 High Is there a signal Replace IC1401 YES NO IC1401 Pin 1 27 28 29 30 Is there a signal NO YES IC1401 Pin 2 3 Is there a signal IC101 defect ...

Page 30: ...ctronics Inc All right reserved Only for training and service purposes LGE Internal Use Only WAVEFORMS 1 SMPS BLOCK Switching waveform of IC101 when power is on 1 1 Both ends waveform of D128 when power is on feedback 5 3VA 2 2 ...

Page 31: ...ht 2008 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only Both ends waveform of D124 when power is on 12VA 3 3 Both ends waveform of D125 when power is on 5 5VA 4 4 ...

Page 32: ...0 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 2 SYSTEM BLOCK Main Clock 1 1 Frequency 13 5MHz IC1101 DDR RAM Clock 2 2 Frequency 198MHz ...

Page 35: ...right 2008 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 3 VIDEO BLOCK COLOR BAR INPUT CVBS_OUT 1 Y_OUT 2 C_OUT 3 G Y_OUT 4 R PR_OUT 5 B PR_OUT 6 6 5 4 3 2 1 ...

Page 36: ...4 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 4 AUDIO BLOCK 1kHz SINEWAVE INPUT AOUT_D0 3 AOUT_MCLK 4 AOUT_FSYNC 1 AOUT_SCLK 2 4 3 2 1 ...

Page 37: ...opyright 2008 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 5 SERIAL INTERFACE BLOCK BETWEEN MAIN AND I O SIO_SPI_MISO 3 SIO_SPI_CLK 1 SIO_SPI_MOSI 2 1 2 3 ...

Page 39: ...ight 2008 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 7 HDMI BLOCK VOUT_CLK 2 VOUT_CLK 1 VOUT_CLK 1 1 2 IC1701 576i 576p mode 27MHz 720p 1080i mode 74 25MHz ...

Page 40: ... RS 03 LOADER HDD I O BOARD SCART1 2 Composite S Video Coaxial Optical Half Nim TUNER USB USB V_IN V_IN A_IN A_IN DV DV 40pin SMPS Junction Bíd Junction Bíd 40pin 4pin 4pin 30pin 30pin 30pin 16pin 16pin X pin X pin FFC X pin X pin Bíd to Bíd Harness X pin X pin Bíd in MAIN BíD 40pin KARAOKE Option BíD 4pin 4pin 40pin 2pin DVD RW DRIVER 5pin 5pin 30pin 30pin HDMI 40pin 30pin New 30pin 40pin ...

Page 43: ...C1301 74LVT16373 Address LATCH HA 21 6 HA 5 1 23 22 E5_OE E5_CS0 HD 15 0 RST_HOST IC1401 TSB41AB 1 RST_PHY PHY_LINKON PHY_LPS PHY_LREQ PHY_CLK PHY_CTL 1 0 PHY_DATA 7 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 ...

Page 44: ... V101 C101 C102 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 D128D130 C125 L125 C135 T101 RECTIFIER SMOOTHING BLOCK D121 FR121 C120 R181 R191 R131 ZD121 RECTIFIER SMOOT...

Page 45: ...IN BLOCK DIAGRAM 14VA 14VA 33VA 33VA 33VD 33VD 5 5 3VA 3VA 5 5 3VA 3VA SW SW_5 _5 3VA VA 3 3 8VA 8VA 3 3 3V 3V SMPS IO TR Circuit ST STANDBY_H PW PWR_CTL_H R_CTL_H ST STANDBY_H LD LDO PW PWR_CTL_H R_CTL_H PW PWR_CTL_H R_CTL_H 2 2 5V 5V 1 1 8V 8V 5V_HDD 5V_HDD 12V_HDD 12V_HDD 1 1 25V 5V DCDC CONVERTOR SW SW_12VA _12VA 5 5 0VD 0VD ...

Page 46: ... DIAGRAM 5VA PWR Fail M 5 2V O l 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 M M M1 M Pull UP For Sign g al 3 3V 2 5V 1 8V 1 25V 5VD MAIN w V 01 PCM1780 Audio DAC 5VD 5VD MIC Power From I O Via PVK0 K K 01 ...

Page 47: ...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_ FLD_ A KEY_RTN_0 KEY_RTN_ N 1 RMC_IN IO MICOM SAA7138 SCART 1 SCART 2 Decorder SCL SDA HOST_DATA_I N HOST_ENA MI ...

Page 48: ...D D Audi dio O o Out MCLK I2S IEC60958 S PDIF A_OUT L R IC902 OPAMP FILTER IC801 801 AV AV S S W MM1763 MM1763 SCART RCA A SCART RCA AV1 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 MPEG MPEG ENC DEC ENC DEC MIC IC901 901 A D A DAC SAA713 SAA713 8 SUB DAC TEST MI MICOM IC801 801 ALC ALC BA3308 BA3308 IC903 903 OPAMP OPAMP...

Page 49: ...DSDA SCL 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 capture 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 bypasse...

Page 51: ... 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 IDENTI CAL TO THOSE IN THE ORIGINAL CIRCUIT SPECIAL COMPONENTS ARE SHADED ON THE SCHEMATIC FOR EASY IDENTIFICATION THIS CIRCUIT ...

Page 62: ... 99V 1V 1V 39 0V 0V 0V 40 0V 0 01V 0V 41 3 28V 3 28V 3 28V 42 0V 0 01V 0 01V 43 3 28V 3 28V 3 28V 44 3 27V 3 2V 3 22V 45 3 15V 3 15V 3 14V 46 0V 0 01V 0 01V 47 0V 0 01V 0 01V 48 1 8V 1 8V 1 8V 49 0V 0V 0V 50 0 05V 0 05V 0 05V 51 3 28V 3 29V 3 27V 52 0V 0V 0V 53 0 88V 0 88V 0 88V 54 0 87V 0 87V 0 88V 55 1 83V 1 83V 1 83V 56 1 4V 1 4V 1 4V PIN EE MODE PB MODE REC MODE 57 1 34V 1 33V 1 32V 58 1 38V 1...

Page 63: ...18 VDD 2 43 2 46 2 41 19 NC 0 00 0 00 0 00 20 SDRAM_DQM0 0 45 0 56 0 56 21 SDRAM_WE 1 22 1 88 1 79 22 SDRAM_CAS 1 74 1 85 1 66 23 SDRAM_RAS 1 79 1 87 1 77 24 CS 0 00 0 00 0 00 25 NC 0 00 0 00 0 00 26 SDRAM_BA0 1 22 1 24 1 20 27 SDRAM_BA1 1 22 1 24 1 21 28 SDRAM_A10 1 12 1 22 1 11 29 SDRAM_A0 1 13 1 22 1 11 30 SDRAM_A1 1 14 1 22 1 11 NO PIN NAME EE PB REC MODE MODE MODE 31 SDRAM_A2 1 14 1 22 1 12 3...

Page 64: ...PRINTED CIRCUIT BOARD DIAGRAMS 1 MAIN P C BOARD TOP VIEW BOTTOM VIEW 3 65 3 66 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 68: ... 3 74 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 4 TIMER KEY P C BOARD 4 1 8 TOOL TOP VIEW BOTTOM VIEW 4 2 9 TOOL TOP VIEW BOTTOM VIEW ...

Page 69: ...3 75 3 76 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 5 HDMI P C BOARD TOP VIEW BOTTOM VIEW 6 KARAOKE P C BOARD TOP VIEW BOTTOM VIEW ...

Page 71: ...OPTICAL POWER SETTING 4 28 2 5 CONFIRM OPTICAL POWER SETTING PARAMETER 4 29 2 6 ATTACHMENT OPTICAL POWER MEASUREMENT 4 30 INTERNAL STRUCTURE OF THE PICK UP 4 31 1 BLOCK DIAGRAM OF THE PICK UP HOP 7232TL 4 31 2 PICK UP PIN ASSIGNMENT 4 32 3 SIGNAL DETECTION OF THE P U 4 33 DESCRIPTION OF CIRCUIT 4 34 1 ALPC AUTOMATIC LASER POWER CONTROL CIRCUIT 4 34 2 FOCUS TRACKING SLED SERVO CIRCUIT 4 35 3 SPINDL...

Page 72: ...espectively after the power cable connecting Check the LIC101 NO Reference 1 65V VHALF Check pin116 of LIC101 2 2V HDVREF Check pin80 of LIC101 Check the LIC401 YES NO Does the pin1 Reset of LIC401 change 0V to 3 3V at the power supply initial input mode Check the LX201 16 9MHz Check the LIC201 YES NO Are the LX201 oscillating Check the LIC701 YES YES NO Power Is the pin2 of LIC701 3 3V Check it a...

Page 73: ... Laser operating is abnormal NO Does Laser turn on Go to Recognition fail Case1 CD ROM Disc NO Does Disc rotate continuously and the drive recognize the disc Go to Recognition fail Case2 DVD Disc NO Does Disc rotate continuously and the drive recognize the disc After eject tray Insert CD ROM Disc and check rotation After eject the tray Insert DVD Disc and check rotation YES YES Go to Recognition f...

Page 74: ...connctor LPF303 Is there Tray drive voltage output LIC301 pin14 15 When LPF303 is open Is there Tray drive signal output YES YES Is there Tray control signal input LIC301 pin20 NO NO NO Check the connction of LIC201 pin70 Replace the LIC201 Check the communication line between LIC201 Is the input voltage 0V at LIC201 pin49 when push the EJECT SW NO Check the connction of LIC201 pin49 YES YES YES ...

Page 75: ...19 LR320 Replace the LIC301 Check the Connection LPM302 Is there Sled drive voltage output LIC301 pin29 30 31 32 Is CTL2 signal H LIC301 pin17 YES YES Replace the LIC101 YES Is there Sled drive voltage input LIC301 pin25 26 NO NO NO Replace the LIC201 Is there Sled control signal output LIC201 pin75 76 NO YES Replace the Sled Motor Is there Sled drive voltage output LPM302 pin1 2 3 4 NO YES YES ...

Page 76: ...t of LIC301 pin43 Check the connector LPM301 Replace the LIC301 Replace the LIC201 OK Check the Connection LPM301 Is there Spindle drive voltage output LIC301 pin35 36 37 Is there FG signal input LIC201 pin65 YES YES Is there Spindle control DSP output LIC201 pin77 NO NO NO YES Replace the Spindle Motor Is there spindle Motor input voltage LPM301 pin1 2 3 NO YES ...

Page 77: ...ormal in focusing Up Down LIC101 pin22 Check Pickup Read Power is 1 3 1 7mW YES YES Is FDRV signal output normal in focusing Up Down LIC201 pin 69 NO NO NO YES Focus actuator operating is abnormal Check the connection of LIC101 pin127 Replace the LIC101 Check the connection LPM101 pin5 6 Is there focus search drive voltage output LIC301 pin7 8 Is CTL2 signal H LIC301 pin17 YES Replace the pick up ...

Page 78: ... Check the Drive IC LIC301 and P U referring to Focus actuator operating is abnormal LIC101 pin20 is MOUT1 FEP Monitor1 After disc recognition action Monitor port is off So please check TE signal during disc recognition Is TE signal output normal in focusing ON and tracking OFF LIC101 pin20 Is PICK UP E F G H output normal LPM101 pin35 38 39 42 YES YES Is there TDRV signal output in tracking ON LI...

Page 79: ...eck pick up Read power was 1 3 1 7mW Go to Focus servo is unstable YES NO Does focus servo operate normally Check the pick up FFC and LPM101 Replace the pick up YES NO Check pick up RF signal LIC101 pin83 RFOUT was about 400mV Replace LIC101 YES NO Check EQOUTP waveform LIC101 pin65 was about 400mV Go to Tracking servo is unstable YES NO Check after replacing LIC201 It is OK OK ...

Page 80: ...W Replace the Pickup YES NO Is there RF signal at LIC101 pin78 Replace the LIC101 YES NO Is there RF signal at LIC101 pin88 RFP and pin87 RFN Replace the LIC201 YES NO Check again after the replace LIC101 It is OK OK Recognition fail case 3 Blank DVD R RW Replace LIC201 Replace LIC101 Is there WBL LIC101 pin63 Signal Is there WBL LIC201 pin63 Signal YES Check the connection between LIC101 and LIC2...

Page 81: ... of writing fail Check disc label Normal case YES NO Check the media DVD R RW Remove the dust fingerprint and if the disc has long width scratch change it YES Does the disc have any dust scratch fingerprint Eject disc YES NO Finalized disc Go to Writing part check If DVD R disc use new DVD R disc If DVD RW disc erase the disc ...

Page 82: ... purposes LGE Internal Use Only Writing Part Check Eject tray Load tray with DVD R RW disc Press the REC key YES Does writing finish without any error YES NO NO Is the written file read normally YES Is the re written file read normally Go to LD CHECK Check and replace LIC201 LIC101 YES OK ...

Page 83: ...er operating is abnormal Execute C Laser power setup of How to use test tool Check reference voltage NO YES Is ALPC parameters valid Perform 6 Optical power setting parameter check from How to use Test tool OK Perform 5 Optical Power Setting N G OFF level OK N G W1SET level FPD OK N G W2SET level FPD OK N G W3SET level FPD OK E F G ...

Page 84: ... DVD Select Mode CD Test and perform Test from 4 LD Test of How to use Test tool Select Mode DVD Test and perform Test from 4 LD Test of How to use Test tool Check the input of CD DVD pin10 of LPM 101 Check the input of CD DVD pin10 of LPM101 Check the input of W1SET pin12 of LPM101 Check the input of FPD pin123 of LIC101 END E ...

Page 85: ...st tool Check the input of W2SET pin13 of LPM101 Check the input of recording pulse pin19 20 21 22 23 24 of LPM101 Check the input of FPD pin123 of LIC101 END F Check the input of CD DVD pin10 of LPM101 Select Mode DVD Test and perform Test from 4 LD Test of How to use Test tool Check the input of W3SET pin14 of LPM101 Check the input of recording pulse pin19 20 21 22 23 24 of LPM101 Check the inp...

Page 86: ... R RW DVD R RW DISCS AND DVD ROM 4 16 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 1 RECORDING LAYER DVD ROM Read Only Disc 0 74um 3T 0 4 um DVD R RW Disc ...

Page 88: ...dye material with a laser beam Disc structure Recording principles Recording Recording is done by changing the organic dye layer and the substrate with a laser When a strong laser is applied to a disc the temperature of the organic dye material goes up the dye is decomposed and the substrate changes at the same time At this time a durable bit is created as is the case with a CD ROM Playback Signal...

Page 89: ...us Non crystalline Disc structure Recording principles Recording When a high power laser is applied to the recording material it melts and then becomes amorphous with a low reflection coefficient when it quickly cools off When a mid power laser is applied to heat gradually the recording material and then gradually cools it off it becomes crystal with a high reflection coefficient Playback A low po...

Page 90: ...type In NMP type each single mark is created by subsequent separated short pulses In MP type each single mark is created by one continuous pulse Write Strategy for DVD RW has Type 1 and Type 2 In Type 1 the mark with nT width is created by one top pulse and n 2 multi pulses Thus mark 3T is made by one top pulse and one multi pulse In Type 2 the mark with nT width is created by one top pulse and n ...

Page 91: ...R DRIVE AREA OUTER DRIVE AREA LEAD IN ZONE AND LEAD OUT ZONE 1 Layout of DVD ROM disc 4 21 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 2 Layout of DVD R disc ...

Page 94: ...troller to select the mode as Lock position at the Setup menu 2 Use the remote controller to enter 5 7 2 0 into the set When they are normally entered the GUI is displayed as shown at Fig 1 3 When you select Yes the optical power setting is automatically proceeded and it takes about 20 seconds 4 When setting is finished OK or NG is displayed on the screen The OK screen is displayed for the normal ...

Page 95: ...d DVD Disc ESSENTIAL INSTRUMENT 1 Optical Power meter Sensor ADVANTEST TQ8230 Q82014A 2 Personal Computer 3 Adjustment Program Dragon or ALPC being recommended ALPC Program in case of SVC OPTIONAL INSTRUMENT 1 USB ATAPI Interface if you don t have Notebook which has ATAPI Interface or use PC USB Port 2 Connector ATAPI Interface Board 2 2 ALPC Program Use the ALPC program in Dragon tool for Optical...

Page 96: ...E Internal Use Only 2 3 Execute ALPC Program 1 Execute Dragon_JW3P exe file 2 Enter the password It is qaz When you enter the password turn off the Caps lock in your keyboard 3 Set up the target device Press ATAPI button on the main dialog of Dragon tool And find the target device which is GDA 4164L ...

Page 97: ...right 2008 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 4 If the target device setting is completed execute the Setup Laser Power Manual in the Alpc Opc menu ...

Page 98: ...In case of you are able to measure the power through same procedure caution Don t watch light directly When you finish optical power measurement press button LD Off Press button save to ERPROM 2 CD LD Power Setting Select the CD in the Select Laser Diode Press Measure optical read Power Write Read Power value Press button save to ERPROM In case of CD power setting of RS 06A loader doesn t need to ...

Page 99: ...ton to open Results Display dialog 2 Press button We can see optical power setting value Write optical Power Setting value to paper Adjust power setting again Compare original parameter to new parameter if parameter value is different original value is wrong or optical power may change But pick up LD test is all ok just adjust optical power setting again ALPC Para 1 2 Normal range of ALPC paramete...

Page 100: ...t to measure exact power Generally headlight power is about 50µW Sun power is about 100mW Optical Power measurement method 1 Fit optical Power Meter wavelength value to DVD generally 660nm 2 DVD LD On 3 Approach power sensor to Pick up Lens about 3mm vertically Fix Lens and Sensor mark position 4 Read Monitor value move sensor read just a little and read max value caution unit is mW 5 Write monito...

Page 101: ...nd OEIC RF RF Vc OEIC E2 F2 C A E1 F1 E4 F4 D B E3 F3 Gnd OEIC Vcc OEIC GainSw Gnd LDD ENBL IR I1 I2 I3 W1DIS W1DISN W2DIS W2DISN Tilt Tilt TR TR AF AF W3DIS W3DISN OSCEN OSCENN Vdd LDD Gnd LDD 18 CD VR IC2 FM IC1 LDD DVD LD CD LD Disc side Top View IC3 OEIC F4 D C A B F3 F1 F2 E4 E3 E1 E2 DVD V R In High Out Low Out Vref Out Gnd Vcc High Gain ᵏ High Low Gain ᵏ Low SW R14 0 R15 0 C16 R8 R7 R6 R5 R...

Page 102: ... LVDS control for output current LVDS I 20 VDD LDD Power supply for LDD 5 V 21 W2DIS LVDS control for output current Low active LVDS I 22 W2DISN LVDS control for output current LVDS I 23 Gnd LDD Ground connection for LDD 24 W3DIS LVDS control for output current Low active LVDS I 25 W3DISN LVDS control for output current LVDS I 26 Vdd LDD Power supply for DD 5 V 27 OscEn LVDS control for Oscillator...

Page 103: ...D This signal is generated in RF IC LIC121 AN22113A and controls the pick up s up and down to focus on Disc 2 Tracking Error Signal DPP Method A D B C k x EF1 EF4 EF2 EF3 This signal is generated in RF IC LIC121 AN22113A and controls the pick up s left and right shift to find track on Disc 3 RF Signal A B C D This signal is converted to DATA signal in DSP IC LIC201 MN103SA6G ...

Page 104: ... VPD pin 123Pin the reference signal of the input signal is input from the VREFPD pin 124Pin The ALPC block generates the singals from the input laser power signals in the following detection systems This block has four detection paths All average value path multi pulse average peak value detection path erase bottom value detection path space playback power value detection path MN103SC7G Write Str...

Page 105: ...Track Error Detector Focus Error Detector MPX Block A B C D A B C D E F G H A B C D E F G H LIC101 AN22117A LIC201 Servo Control MN103SC7G TE FE A D A D D A C SLED COMPENSATOR A D TE FE PARALLEL DIGITAL COMPENSATOR SDRV 76 75 STEP2 STEP1 LIC301 BD7776ARFS 25 26 M Stepping Motor Logic A 30 29 31 32 A B B Tracking Focusing Actuator T T F F 6 5 LEVEL SHIFT FDRV TDRV 10 9 8 7 69 73 LEVEL SHIFT Focus T...

Page 106: ...ice purposes LGE Internal Use Only 3 SPINDLE SERVO CIRCUIT 3 1 Spindle Servo Process F E D C A B H G Pick up Wobble Signal Generator RF LIC101 AN22117A WBLIN EFM SRF SERVO DSP Phase Controller Frequency Controller 77 SPDRV LIC201 MN103SC7G LIC301 BD7776ARFS M Spindle Motor Level Shift ...

Page 107: ...4 MOUT1 21 MOUT2 22 VCC8 23 IREAD 24 STMDN 15 STMD 16 VHALF 17 SEO1 18 SEO2 19 MOUT0 20 IWRT1 25 IWRT2 26 IWRT3 27 GND7 28 CLPCLPF 29 RVREF 30 VCC7 31 STMOUT 32 TC 33 WIDGT SH4 39 SH3 40 SH2 41 SH1 42 FEPIDGT SH6 43 SH5 44 VCC4 45 VCC51 34 OFTR 35 BDO 36 GND5 37 LSDAT 46 LSCK 47 LSEN 48 TGCHG 49 N C N C N C 50 CHSEL 51 SEN 52 SCK 53 SDAT 54 55 RSEN 56 RSDAT 57 58 VCC52 59 GND4 60 ASENV LPPM 61 LPP...

Page 108: ... Block M P X DPD TE Dtetction COMP TC TI Dtetction P01 P02 P03 P04 P05 P06 PI00 PI01 PIo2 PI03 PI04 EQOUTA EQOUTB FLTAMP RFIN2 RFIN1 RFOUT BDO RSEN RSDAT SDAT SCK SEN LSDAT SCK LSENI GCHG RREF MPX MPX TCOP TCON TCO TIOP TION SBDOAS TIO VREF VREF Block GATE Block To Each Block GATE From LOGIC VGA VGA To Each Block To Each Block To LPC Block From LOGIC To MFX OFST HPF EQ CLMP AMP RF Gene Block RF Ge...

Page 109: ... each error signal 19 SEO2 O Output pin 2 after selection of each error signal 20 MOUT0 O Analog monitor 0 21 MOUT1 I O Analog monitor 1 22 MOUT2 I O Analog monitor 2 23 VCC8 PS Power supply pin for LPC 5 0V 24 IREAD O DAC electric current output pin for READ 25 IWRT1 O DAC electric current output pin 1 for WRITE 26 IWRT2 O DAC electric current output pin 2 for WRITE 27 IWRT3 O DAC electric curren...

Page 110: ...al MPX channel change data input pin 52 SEN I Serial enable input pin for FEP pull down 53 SCK I Serial clock input pin for FEP pull up 54 SDAT I O Serial data input pin for FEP 55 NC 56 RSEN I Serial enable input for RF pull down 57 RSDAT I Serial signal data input for RF 58 VCC52 PS Power supply pin for CMOS I F internal current source power supply pin2 3 3V 59 GND4 PS Ground pin for internal LO...

Page 111: ... VGA before WBLDIF AGC 93 CWBLVGA2 I Floating Capacitor connection pin for VGA before SRL 94 CWAGC2 I AGC adjustment capacitor connection pin 2 for WBL extraction 95 CWAGC1 I AGC adjustment capacitor connection pin 1 for WBL extraction 96 VCC21 PS 97 NC 98 NC 99 NC 100 GND2 PS Power supply pin for RF gene WBL 5 0V 101 AIN I DVD Tracking input pin 1 102 BIN I DVD Tracking input pin 2 103 CIN I DVD ...

Page 112: ...connection pin for BDO detecting circuit Pick detection 121 VCC3 PS Power supply pin for APC OPC ASENV 5 0V 122 VREF25 O 2 5V reference voltage output pin 123 VPD I DVD front monitor signal input pin 124 VREFPD I Front light system reference level input pin 125 GND3 PS Ground pin for APC OPC ASENV 126 PO6 O Ground CMOS output pin 6 127 PO5 O Ground CMOS output pin 5 128 PO4 O Ground CMOS output pi...

Page 113: ...PIDGT 117 SH1 118 SH2 119 SH3 120 WIDGT 121 WTGT 122 BDO 123 VDD3 124 VSS 125 VDD12 126 OFTR 127 TC 128 VREFH 129 RVI 130 AVSSD1 131 CPOP2 132 CPOP1 133 AVDD33D1 134 SE02 135 SE01 136 AVSSA 137 AVDD33A 138 CDA1 139 REFTOP 140 REFBTM 141 REGDRC 142 EQOUTB 143 EQOUTA 144 AVDD33DRC 107 PK3MD 106 NPK2MD 105 PK2MD 104 NPKMD 103 PKMD 102 NBSMD 101 BSMD 100 VDD3 99 P06 98 VDD5 97 VDD3 96 VDD12 95 VDD18 9...

Page 114: ...P DRC ANALOG SERVO debugger CD Write DMA bus ODC ECC command Internal data memory On Chip Debugger Resistor bus Watchdog Timer Interrupt ion Timer General Purpose Ports PWM Serial I F 32 bit CPU Bus control System I F Clock Generator eDRAM I F LDD FEP CIRC DVD Formatter DVD CD error correction ATAPI I F HOST eDRAM 16 Mbit 16 9 MHz Flash ROM 2 Mbytes ...

Page 115: ... NRESET I HOST ATAPI reset signal 11 HDD7 I O HOST ATAPI data I O 12 HDD8 I O HOST ATAPI data I O 13 HDD6 I O HOST ATAPI data I O 14 HDD9 I O HOST ATAPI data I O 15 VSS GND GND Digital Vss 16 VDD3 Power supply Power supply I O pad VDD 3 3V 17 HDD5 I O HOST ATAPI data I O 18 HDD10 I O HOST ATAPI data I O 19 HDD4 I O HOST ATAPI data I O 20 HDD11 I O HOST ATAPI data I O 21 HDD3 I O HOST ATAPI data I ...

Page 116: ...D 1 2V DASPST DASP setting 48 TRCDATA0 I O Trace data 0 P16 General purpose I O GIO PWM0 49 NEJECT I O Mecha Tray eject signal SODC external interrupt P25 General purpose I O GIO 50 TRYLOAD I O Mecha Tray eject signal SODC external interrupt P26 General purpose I O GIO 51 PVPPDRAM Power supply Cap DRAM internal power supply output 52 TRCCLK I O Trace clock P20 General purpose I O GIO TxD0 PWM0 53 ...

Page 117: ...put P27 General purpose I O GIO PWM0 PWM2B DRIVER Tracking drive differential PWM output 74 TX I O HOST IEC60958 compliant digital output P12 General purpose I O GIO TxD0 75 PWM3A I O DRIVER Traverse drive differential PWM output stepper 1 drive output P31 General purpose I O GIO PWM0 76 PWM3B I O DRIVER Traverse drive differential PWM output stepper 2 drive output P31 General purpose I O GIO RxD0...

Page 118: ...ulation signal differential current output 104 NPKMD O PU NPEAK1 modulation signal differential current output 105 PK2MD O PU PEAK2 modulation signal differential current output 106 NPK2MD O PU NPEAK2 modulation signal differential current output PK3MD PEAK3 modulation signal differential current output 107 SRF1 I O PU OEIC gain switching timing adjustment 1 when using external WTST P00 General pu...

Page 119: ...ssing signal input 128 VREFH I FEP 2 2V reference voltage input 129 RVI I O Res Fixed current source for LVDS WBL and analog blocks 130 AVSSD1 GND GND WOBBLE analog Vss 131 CPOP2 I O Cap Res Filter connection pin for wobble PLL 132 CPOP1 I O Cap Res Filter connection pin for wobble PLL 133 AVDD33DI Power supply Power supply WOBBLE analog VDD 3 3V 134 SE02 I FEP Error signal output after selection ...

Page 120: ...tput 11 TLO Tracking driver inverted output 12 TLO Tracking driver non inverted output 13 AGND BTL driver GND 14 LDO Loading driver inverted output 15 LDO Loading driver non inverted output 16 CTL1 Loading driver control input 17 CTL2 Loading driver control input 18 LDVM Loading driver power supply 19 Vcc Power supply 20 LDIN Loading driver input 21 PRTRST Protect input 22 PRTFLG Protect flag outp...

Page 121: ...EQ AGC R RW WBL Spindle motor Sled motor Optical pick up Regulator 3 3v 1 20v 1chip Sensor less Motor driv e Rohm BD7776 Host Embedded Flash ROM SDRAM 16M eDRAM DRC SERVO ODC ECC CIRC ATAPI 32b CPU DEC ENC CD ENC 16Mbit Flash Memory 16x WTST RAM 16x RAM 16x FEP AN22117 Servo MTX WBL OPC TCTI DPD SYSCON LPC LASER POWER SODC MN103SC7G Serial ...

Page 124: ...e 18 pulse 19 pulse 20 pulse 21 pulse 22 pulse 23 pulse 24 pulse 25 3 28 26 0 00 27 pulse 28 pulse 29 pulse PIN NO VOLTAGE 30 pulse 31 pulse 32 pulse 33 pulse 34 pulse 35 pulse 36 pulse 37 4 94 38 3 27 39 3 28 40 0 00 41 4 95 42 3 27 43 3 27 44 pulse 45 3 27 46 4 94 47 1 18 48 0 00 49 3 28 50 0 00 51 2 63 52 0 00 53 0 00 54 3 27 55 3 27 56 0 00 57 3 28 58 0 00 59 3 29 60 OSC 61 OSC 62 0 00 63 0 00...

Page 125: ...4 57 4 58 PRINTED CIRCUIT BOARD DIAGRAMS 1 MAIN P C BOARD TOP VIEW Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

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