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2-38

ELECTRICAL TROUBLESHOOTING GUIDE

CVBS video out

(IPOD video)

JK251 check

YES

IC101 check

YES

IC250 check

IC250’s pin2

video signal OK?

IC250’s

pin1 HIGH?

IC253’s pin8

video signal OK?

IPOD B/D

JK3P1’s pin23 videio

signal OK?

MAIN B/D

IC254’s pin4 OK?

I/F Junction

CN3F1’s pin5 OK?

IC250’s pin6

video signal OK?

IC253 check

IPOD connection or

JK3P1 check

26p FFC cable &

connection check

16p FFC cable &

connection check

IC254 check

YES

Содержание HB954TB

Страница 1: ...UTION BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL Website http biz lgservice com Internal Use Only P NO AFN73178944 JUNE 2009 MODEL HB954TB HB954TB AD SB94TB C F S W MODEL HB954TB HB954TB AD SB94TB C F S W SERVICE MANUAL ...

Страница 2: ...1 1 CONTENTS SECTION 1 SUMMARY SECTION 2 ELECTRICAL SECTION 3 CABINET MAIN CHASSIS SECTION 4 HL 04P LOADER PART SECTION 5 REPLACEMENT PARTS LIST ...

Страница 3: ...NES FOR BLU RAY DISC PLAYER PRODUCTS 1 3 SERVICING PRECAUTIONS 1 4 GENERAL SERVICING PRECAUTIONS INSULATION CHECKING PRODEDURE ELECTROSTATICALLY SENSITIVE ES DEVICES SERVICE INFORMATION FOR EEPROM 1 5 1 DVD PART 2 MICOM PART SOFTWARE UPGRADE 1 7 SPECIFICATIONS 1 8 ...

Страница 4: ... 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 par ticles 4 Check for physical evidence of damage or deterioration to parts and compo nents for frayed leads or damaged insulation including the AC cord and replace if necessary 5 No lead or component should ...

Страница 5: ...onductive 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 The foll...

Страница 6: ... and make changes FLD NO DISK or OPEN status Remote control Pause key 1 4 7 2 in order DETECT NEW EEPROM OPTION EDIT SCREEN 1 DVD PART EEPROM Edit Table Up Down key Change the EEPROM data Left Righr key Move the Cursor PAUSE key Store the changed data and Exit the EEPROM Edit Table APPLICABLE MODELS A HB954TB AD BINDLLK LGEIL B HB954TB AD BMYSLLB LGEML A 52 55 06 A6 00 05 2C 40 B 55 53 00 CA 00 05...

Страница 7: ...e timing FLD write ok or up ok FLD display E2P CLR or EP CLR Use arrow key to move to appropriate position and make changes FLD no disc status Remote control 2 Front STOP push same timing during 5s DETECT NEW EEPROM OPTION EDIT SCREEN 2 MICOM PART NAME HEX OP 0 09 OP 1 7A OP 2 10 OP 3 C3 OP 4 00 ...

Страница 8: ...SB Memory at No disc status If USB indicate normally screen display pop up Pop up message is Do you want to update 3 Press ENTER key Program D L start Screen display popup message Updating VFD display order Backend program 0 EXTRACT _PREPARE 0_INSTALL VERIFY FINALIZE UPDATE DONE POWEROFF download time 2m 30s MICOM program M UPDATE download time 40s 50s TOUCH program T UPDATE download time 20s 30s ...

Страница 9: ...W 4Ω at 1kHz THD 10 Surround mode Left Right 155W 155W THD 10 Center 155W Surround 155W 155W 4Ω at 1kHz THD 10 Subwoofer 225W 3Ω at 30Hz THD 10 SYSTEM Laser Semiconductor laser wavelength 405nm 650nm Signal system Standard PAL NTSC color TV system Frequency response 20Hz to 20kHz 48kHz 96kHz 192kHz sampling Signal to noise ratio More than 100dB ANALOG OUT connectors only Harmonic distortion Less t...

Страница 10: ...6 6 MICOM AND MPEG I F PART 2 47 WIRING DIAGRAM 2 49 BLOCK DIAGRAM 2 51 CIRCUIT DIAGRAMS 2 53 1 SMPS CIRCUIT DIAGRAM 2 53 2 CPU BCM7440 1 CIRCUIT DIAGRAM 2 55 3 CPU BCM7440 2 CIRCUIT DIAGRAM 2 57 4 DDR FLASH CP CIRCUIT DIAGRAM 2 59 5 MICOM CIRCUIT DIAGRAM 2 61 6 HDMI CIRCUIT DIAGRAM 2 63 7 CPLD CIRCUIT DIAGRAM 2 65 8 ADC DIR CIRCUIT DIAGRAM 2 67 9 DSP CIRCUIT DIAGRAM 2 69 10 POWER INTERFACE CIRCUI...

Страница 11: ...sue is a problem with the disc Multiple discs displaying the problem could indicate the BD lens needs to be cleaned Recommend the customer use a lens cleaner on the BD A lens cleaner is available at any local electronics retailer Do lines appear when watching a TV program NO YES Lines appearing when watching a TV program indicates an issue with the display If the TV program is fine then connect th...

Страница 12: ...is available at any local electronics retailer Do lines appear when watching a TV program NO YES Ghosting appearing when watching a TV program indicates an issue with the display If the TV program is fine then connect the BD to another input on the display to determine if the problem is following the BD Does ghosting appear when the BD is connected to another TV NO YES Connect the BD to another TV...

Страница 13: ...is available at any local electronics retailer Does rolling appear when watching a TV program NO YES Rolling appearing when watching a TV program indicates an issue with the display If the TV program is fine then connect the BD to another input on the display to determine if the problem is following the BD Does rolling appear when the BD is connected to another TV NO YES Connect the BD to another ...

Страница 14: ... is available at any local electronics retailer Does shaking appear when watching a TV program NO YES Shaking appearing when watching a TV program indicates n issue with the display If the TV program is fine then connect the BD to another input on the display to determine if the problem is following the BD Does shaking appear when the BD is connected to another TV NO YES Connect the BD to another ...

Страница 15: ...ailable at any local electronics retailer Does blurriness appear when watching a TV program NO YES Blurriness appearing when watching a TV program indicates an issue with the display If the TV program is fine then connect the BD to another input on the display to determine if the problem is following the BD Does blurriness appear when the BD is connected to another TV NO YES Connect the BD to anot...

Страница 16: ...ble to watch TV programming NO YES If the customer is not able to watch television then he may have a problem with his television especially if the cable signal comes through on a different input If the customer can not get a TV program then he still may have a problem with the particular input on his TV Can the customer connect the BD to another TV NO YES Have the customer connect the BD to anoth...

Страница 17: ... able to watch television then he may have a problem with his television especially if the cable signal comes through on a different input If the customer can not get a TV program then he still may have a problem with the particular input on his TV Can the customer connect the BD to another TV NO YES Have the customer connect the BD to another TV in order to determine if the problem is the BD or t...

Страница 18: ...television then he may have a problem with his television especially if the cable signal comes through on a different input If the customer can not get a TV program then he still may have a problem with the particular input on his TV Can the customer connect the BD to another TV NO YES Have the customer connect the BD to another TV in order to determine if the problem is the BD or the TV Refer to ...

Страница 19: ...o watch television then he may have a problem with his television especially if the cable signal comes through on a different input If the customer can not get a TV program then he still may have a problem with the particular input on his TV Can the customer connect the BD to another TV NO YES Have the customer connect the BD to another TV in order to determine if the problem is the BD or the TV R...

Страница 20: ...iant NO YES Make sure the display is HDCP compliant when using a DVI or HDMI connection A lack of HDCP compliancy on the display may cause an invalid format or format not supported message to appear It can also cause a copy protection OSD to appear Has the customer tried the device on another display NO YES Ask the customer to connect the device to another display If the device starts working then...

Страница 21: ...scs in the owners manual Multiple discs displaying the problem indicates a problem with the BD player Does color appear when watching a TV program NO YES If the cable or satellite programming is connected through another input and the customer does not get color the customer has a problem with his television If a TV program does have the color the problem may be the BD player the cables being used...

Страница 22: ...or fine when watching a TV program NO YES If the cable or satellite programming is connected through another input and the customer does not get color the customer has a problem with his television If a TV program does have the color the problem may be the BD player the cables being used or the TV itself Is color fine when the BD is connected to another TV NO YES Connect the BD to another TV and p...

Страница 23: ...le discs could indicate a lens cleaner is needed The customer can purchase a lens cleaner at any electronics retailer Problem occur when watching TV program NO YES No audio from a TV program on a different channel or input means there is a problem with the television If a TV program does have the audio the problem may be the BD player the cables being used or the TV itself Does the problem occur w...

Страница 24: ...lens cleaner at any electronics retailer Problem occur when watching TV program NO YES Distorted audio from a TV program on a different channel or input means there is a problem with the television If a TV program does have the audio the problem may be the BD player the cables being used or the TV itself Does the problem occur when DVD is connected to another TV NO YES Audio is fine when the BD is...

Страница 25: ...multiple tapes and discs NO YES YES If the issue only shows up on one disc then the problem is with that disc Have the customer try multiple tapes or discs If the issue happens on multiple discs and tapes then ask the customer to try a lens or a head cleaner Has the customer connected to another TV NO Ask the customer to connect the product to another TV If the issue persists try another set of ca...

Страница 26: ...it plugged into a surge protector NO YES Make sure the surge protector is plugged into a wall outlet Also make sure the surge protector is turned on or does not need to be reset due to a recent surge Does the unit work when plugged into another outlet NO YES Test the unit in another outlet If the unit works then the problem is the outlet where the unit was connected If the issue is the BD then set...

Страница 27: ...customer initialized a DVD RW in VR mode make sure the owners manual has the RW logo to show compatibility for the VR format Did the customer burn the disc in a computer NO YES Make sure the customer burned a compatible format such as VCD SVCD or DivX Make sure the file meets the specifications required for the player to play the disc Check the owners manual for specifications Disc may still not b...

Страница 28: ... the unit does not respond after the reset arrange for service on the BD 5 3 Unit Locks Up Unit does not respond to any commands Does the open close button on the unit work NO YES Press the open close button on the unit If the disc ejects troubleshoot the remote using the Remote Control not working call flow Has the customer reset the unit NO Ask the customer to reset the unit by unplugging the un...

Страница 29: ...ies are new and fresh The batteries do not need to come from a spare battery drawer Do not mix used and new batteries Is the remote working at all NO YES YES If the remote does not work anything then walk the customer through a remote drain Remove the batteries from the remote control Then press and hold any button down for a minute This will drain the power out of the remote and reset it Universa...

Страница 30: ...er initialized a DVD RW in VR mode make sure the owners manual has the RW logo to show compatibility for the VR format Did the customer burn the disc in a computer NO YES Make sure the customer burned a compatible format such as VCD SVCD or DivX Make sure the file meets the specifications required for the player to play the disc Check the owners manual for specifications Disc may still not be comp...

Страница 31: ...initialized a DVD RW in VR mode make sure the owners manual has the RW logo to show compatibility for the VR format Did the customer burn the disc in a computer NO YES Make sure the customer burned a compatible format such as VCD SVCD or DivX Make sure the file meets the specifications required for the player to play the disc Check the owners manual for specifications Disc may still not be compati...

Страница 32: ...The player can play only DVD discs labeled same as the rear of the unit Is the disc locking up on a disclaimer screen when the customer presses play NO The disc locking up on a feature needs to be reported to Q E See instructions on reporting problems to Q E For a work around the problem advise the customer to access the chapter list Start play back from chapter 1 to start the movie and avoid any ...

Страница 33: ... the BD player aspect ratio is set to the appropriate setting depending on the aspect ratio of the TV If the customer chose 4 3 Letterbox then bars will appear on the top and bottom The customer can choose the panscan setting to get rid of the bars What is the resolution of the BD player set at NO YES Try changing the resolution to 576p 720p 1080i and 1080p resolution require a widescreen aspect r...

Страница 34: ...opy protected discs will not upconvert when HDCP is not found on the input or output Is the customer using an HDMI or DVI cable NO YES Regular discs can convert to 1080p over the HDMI output and only the HDMI output The TV has to have HDCP compliancy on the HDMI input The display has to accept the resolution 576p 720p 1080i or 1080p Is the customer using an HDMI to DVI cable NO YES Some movie comp...

Страница 35: ...es it take so long to boot my BD NO The booting times for the BD is 20 seconds When the set is booted it takes a little long time to loading the OS program 6 2 Booting Times Check network cable NO Make sure the customer doesn t connect the LAN cable If they don t The monitor is displaying Check network cable expression How do I operate the YouTube NO First you have to check the configuration of th...

Страница 36: ...e sure the network is active If it is active the disc may have a problem If not active see the network section of OM 6 4 Ethernet Port The purpose of the ethernet port on the unit Is there a firmware update available for the unit NO Yes firmware updates are available at http us lgservice com that address some playback issues with movies Go to device drivers and click on DVD VIDEO SET TOP The unit ...

Страница 37: ...ration Network Settings NO YES If there is a DHCP Dynamic Host Configuration Protocol server on the local area network LAN this player will automatically be allocated an IP address If there is no DHCP server on the network and you want to set the IP address manually select Static IP then set the IP Address Subnet Mask Gateway and DNS Server using IP Setting option Checking Network Configuration NO...

Страница 38: ...speed of 1 5Mbps For the best quality picture a connection speed of 4 0Mbps is required Do not have any other online activity on your network NO YES Your connection may be affected by other activity on your network such as online gaming file sharing or other video streaming Test your bandwidth NO You can test your bandwidth at one of these sites http www speakeasy net speedtest http www speedtest ...

Страница 39: ...6V Check the C950 volt 35 or 32V YES YES YES YES No power Change the SMPS assy Connect the open line Replace the fuse Check a SMPS second part lines short Replace PC901 IC960 all Check a BD901 to pin impedance Check a main or AMP assy short Check around IC911 s components Short Open Low impedance change IC911 BD901 NO NO NO NO Check the AC line pattern Check the F901 fuse Check the C968 volt 3 9V ...

Страница 40: ...again Power on YES YES YES NO PROTECTION appears continuously on the FLD Replace IC101 YES NO Is the IC101 pin27 LOW signal 0V Replace the Q701 Q702 and Q703 YES NO Is the Q701 Q702 and Q703 normal Replace TI AMP IC IC701 IC702 IC703 IC704 ELECTRICAL TROUBLESHOOTING GUIDE YES 5 1Ch Option ...

Страница 41: ...UIDE POWER cord insert Power key OK 3p Harness cable connect MAIN SMPS Block check Stand by LED turn ON When you press power key WELCOME display OK CN3C1 cable connection OK CN3C1 pin1 power OK NO NO NO NO YES YES Replace LED LD3C1 FRONT Block check YES YES ...

Страница 42: ...eck Replace IC301 Replace DIG301 YES YES YES YES YES YES Digitron DIG301 OK Replace LED I F Junction MAIN Block check WELCOME PLEASE WAIT Display on VFD OK Volume LED Turn ON When you turn the volume knob count is change NO NO NO NO NO NO NO NO NO NO CN303 cable connection OK CN303 pin6 12V OK CN303 pin17 18 signal OK CN303 pin2 3 4 7 power OK CN303 pin10 11 12 data signal OK IC301 check OK 4 FRON...

Страница 43: ...place LED I F Junction SMPS Block check Replace IC3A1 YES YES YES YES Touch key 6EA LED turn on NO NO NO NO NO CN3A1 connection OK LED check OK Touch Vcc 3 3V OK IC3A1 check OK When you touch keys LED is blinking NO YES 5 TOUCH KEY BLOCK ELECTRICAL TROUBLESHOOTING GUIDE ...

Страница 44: ...heck IC403 s pin1 LOW IC403 s pin3 12 14 16 I2S signal output OK YES YES YES YES A NO When OPTICAL function JK203 check IC201 s pin6 audio signal OK YES YES C NO AUX function JK251 check IC200 s pin9 10 audio L R OK YES YES B NO Portable function JK201 check IC200 s pin7 8 audio L R OK YES YES B NO Coaxial function JK203 check IC201 s pin1 audio signal OK YES YES C ...

Страница 45: ...C200 check IC400 IC405 IC406 X400 check IC709 X601 check IC201 X200 check IC404 check 22p FFC Cable CN101 PN601 connection check IC201 X200 check IC401 check IC701 check AMP IC output stage JK701 check IC200 s pin11 12 audio L R OK IC404 s pin1 LOW IC200 s pin41 I2S signal output OK IC401 s pin4 6 8 I2S signal input OK IC709 audio output singnal OK IC200 s pin42 43 44 I2S clock OK IC404 s pin12 14...

Страница 46: ...1 check YES NO IC251 s pin6 7 8 video signal OK JK251 check ELECTRICAL TROUBLESHOOTING GUIDE CVBS video out JK251 check YES IC101 check YES IC250 check IC250 s pin2 video signal OK NO NO IC250 s pin1 LOW IC253 s pin8 video signal OK IC250 s pin6 video signal OK NO NO IC253 check IC500 check YES YES ...

Страница 47: ...al OK NO NO IC250 s pin1 HIGH IC253 s pin8 video signal OK IPOD B D JK3P1 s pin23 videio signal OK MAIN B D IC254 s pin4 OK I F Junction CN3F1 s pin5 OK IC250 s pin6 video signal OK NO NO NO NO NO IC253 check IPOD connection or JK3P1 check 26p FFC cable connection check 16p FFC cable connection check IC254 check YES YES YES YES YES ...

Страница 48: ... pin A2 HIGH JK801 or JK802 s pin1 3 4 6 7 9 10 12 TMDS signal input OK JK801 or JK802 soldering OK JK803 s pin1 3 4 6 7 9 10 12 TMDS Data signal OK IC807 s pin5 7 8 10 11 13 14 16 TMDS signal OK JK803 soldering OK IC806 s video input signal pin35 98 OK NO NO NO NO NO NO IC808 X802 IC803 IC804 check JK801 or JK802 Re soldering JK803 HDMI cable connection check IC807 check JK803 Re soldering IC806 ...

Страница 49: ...video input signal pin C5 OK NO NO IC815 s pin A2 LOW JK803 s pin1 3 4 6 7 9 10 12 TMDS Data signal OK IC807 s pin5 7 8 10 11 13 14 16 TMDS signal OK JK803 soldering OK IC806 s video input signal pin35 98 OK NO NO NO NO JK803 HDMI cable connection check IC807 check JK803 Re soldering IC806 check YES YES YES YES ...

Страница 50: ... HDMI OUT JK803 HDMI cable connection check IC807 check YES YES NO NO JK803 s pin1 3 4 6 7 9 10 12 TMDS data signal OK IC807 s pin 5 7 8 10 11 13 14 16 TMDS signal OK JK803 Re soldering IC806 check YES YES NO NO JK803 soldering OK IC806 s video input signal pin 35 98 OK IC500 check ...

Страница 51: ...2 42 WAVEFORMS 1 SYSTEM PART 1 X500 27MHz 1 X501 25MHz 2 1 IC500 BCM7440P 2 ...

Страница 52: ...2 43 2 SYSTEM PART 2 SYSTEM MEMORY IC502 DDR2_0_BA0 3 IC502 DDR2_0_nWE 4 IC502 DDR2_0_nCAS 5 IC502 DDR2_0_CLK0 6 5 3 4 6 ...

Страница 53: ...2 44 3 VIDEO PART 1 100 FULL COLOR BAR CVBS_I 7 Y 8 Pb 9 Pr 10 7 9 10 8 ...

Страница 54: ...2 45 4 VIDEO PART 2 100 FULL COLOR BAR CVBS 11 COMP_Y 12 COMP_Pb 13 COMP_Pr 14 11 14 12 13 ...

Страница 55: ...2 46 5 HDMI PART HDMI_SDA 15 HDMI_SCL 16 HDMI_CLK 17 HDMI_DATA 18 18 17 15 16 ...

Страница 56: ...2 47 6 MICOM AND MPEG I F PART T_TX 19 R_RX 20 20 19 ...

Страница 57: ...2 48 MEMO ...

Страница 58: ...ion CABLE3 SATA 7P CABLE8 Harness 4P CABLE1 FFC 22P CABLE5 FFC 16P CABLE9 CABLE9 FFC 20P FFC 20P CABLE2 FFC 26P CABLE10 FFC 11P CABLE4 Harness 5P IPOD PCB JUNCTION PCB Wireless TX PCB CABLE6 CABLE6 Harness 5P Harness 5P CABLE9 FFC 20P CABLE6 Harness 5P CN251 CN301 CN250 CN101 PN601 CN701 CN903 CN902 CN303 CN901 CN3F3 CN3F2 CN3P1 CN3F1 CN3F9 CN302 CN3A1 CN150 CN201 ...

Страница 59: ...M I2S External Input Decoding Post Processing PWM PS9830B TAS5352 LPF L R i pod AUX Portable Tuner Optical I2S Wireless 5 1ch TX Module I2S Wireless Option USB HDMI_IN 74AHC244 V Y Pb Pr CVBS_out Comp_out CVBS Component_Out HDMI_out E E E2 2P P R RO OM M 16bit NEC MICOM uPD78F1164 100pin MC3501 VFD Driver SMPS FLD TAS5352 TAS5352 TAS5352 CVBS SW From iPod MM1507 74AHC244 I2S CS8422 COAX TAS5352 NJ...

Страница 60: ...ACED ONLY WITH TYPES IDENTICAL 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 IMPROVEMENT CHANGES INTO THE SET IS NOT DELAYED UNTIL THE NEW SERVICE LITERATURE IS PRINTED 1 Shaded parts are critical for safety...

Страница 61: ...CPU BCM7440 1 HB954 HB754 HB354 EBY34069151 02 REV 7 1 EAX60805402 2009 03 12 2 56 2 55 2 CPU BCM7440 1 CIRCUIT DIAGRAM ...

Страница 62: ...CPU BCM7440 2 HB954 HB754 HB354 EBY34069151 03 REV 7 1 EAX60805402 2009 03 12 2 57 2 58 3 CPU BCM7440 2 CIRCUIT DIAGRAM ...

Страница 63: ...DDR FLASH CP HB954 HB754 HB354 EBY34069151 04 REV 7 1 EAX60805402 2009 03 12 2 59 2 60 4 DDR FLASH CP CIRCUIT DIAGRAM ...

Страница 64: ...MICOM HB954 HB754 HB354 EBY34069151 05 REV 7 1 EAX60805402 2009 03 12 2 61 2 62 5 MICOM CIRCUIT DIAGRAM ...

Страница 65: ...HDMI HB954 HB754 HB354 EBY34069151 06 REV 7 1 EAX60805402 2009 03 12 2 63 2 64 6 HDMI CIRCUIT DIAGRAM ...

Страница 66: ...CPLD HB954 HB754 HB354 EBY34069151 07 REV 7 1 EAX60805402 2009 03 12 2 65 2 66 7 CPLD CIRCUIT DIAGRAM ...

Страница 67: ...ADC DIR HB954 HB754 HB354 EBY34069151 08 REV 7 1 EAX60805402 2009 03 12 2 67 2 68 8 ADC DIR CIRCUIT DIAGRAM ...

Страница 68: ...DSP HB954 HB754 HB354 EBY34069151 09 REV 7 1 EAX60805402 2009 03 12 2 69 2 70 9 DSP CIRCUIT DIAGRAM ...

Страница 69: ...POWER INTERFACE HB954 HB754 HB354 EBY34069151 10 REV 7 1 EAX60805402 2009 03 12 2 71 2 72 10 POWER INTERFACE CIRCUIT DIAGRAM ...

Страница 70: ...I O INTERFACE HB954 HB754 HB354 EBY34069151 11 REV 7 1 EAX60805402 2009 03 12 2 73 2 74 11 I O INTERFACE CIRCUIT DIAGRAM ...

Страница 71: ...2 75 2 76 12 PWM CIRCUIT DIAGRAM PWM HB954 HB754 HB354 EBY34069152 1 REV 7 1 EAX60805601 2009 01 20 5 1CH OPTION ...

Страница 72: ...2 77 2 78 13 AMP CIRCUIT DIAGRAM AMP HB954 HB754 HB354 EBY34069152 2 REV 7 1 EAX60805601 2009 01 20 5 1CH OPTION ...

Страница 73: ...2 79 2 80 14 FRONT CIRCUIT DIAGRAM FRONT HB954 HB754 HB354 EBY34069153 REV 5 1 EAX60805702 2009 03 12 ...

Страница 74: ...2 81 2 82 15 POWER JUNCTION CIRCUIT DIAGRAM POWER JUNCTION HB954 HB754 HB354 EBY34069150 REV 2 4 EAX60806002 2009 03 12 ...

Страница 75: ...2 83 2 84 16 POWER KEY CIRCUIT DIAGRAM PWR KEY HB954 HB754 HB354 EBY34069158 REV 1 10 EAX60806102 2009 03 12 ...

Страница 76: ...2 85 2 86 17 IPOD CIRCUIT DIAGRAM IPOD HB954 HB754 HB354 EBY34069154 REV 5 4 EAX60805803 2009 03 12 ...

Страница 77: ...2 87 2 88 18 TOUCH CIRCUIT DIAGRAM TOUCH HB954 HB754 HB354 EBY60659401 REV 2 3 EAX60805901 2009 01 20 ...

Страница 78: ...5V VIN 3 805 TYPE 8P SOP8 VENDER TAEJIN IC500 MPEG BCM7440P VDD33 AA25 etc VDD33 3 135 3 465V VDD33 3 298 TYPE 720P BGA VDD25 AC20 etc A X VDD25 1 375 2 75V A X VDD25 2 599 VENDER Braodcom VDD12 L11 etc X VDD12 1 14 1 26V X VDD12 1 21 VDD18 AA4 etc VDD18 1 7 1 9V VDD18 1 807 PLLVDD C7 etc PLLVDD 1 14 1 26V PLLVDD 1 22 AVDD25 C15 AVDD33 2 97 3 63V AVDD33 3 2962 VDD33 D17 etc XVDD25 D4 etc XVDD12 H8...

Страница 79: ... 29 IO_VDD 2 97 3 63V IO_VDD 3 24 TYPE 100P TQFP 39 47 56 65 72 94 DVDD 0 3 5 5V DVDD 1 91 VENDER PULSUS DVDD 13 34 42 66 80 91 Type Pin Vcc Vdd Spec ACTUAL measurement IC301 VFD IC MC3501 VDD 9 51 VDD 2 7 5 5V VDD 3 18 TYPE 48P LQFP VENDER ABOV IC302 IC3F1 LDO LM39102 VIN 2 VIN 2 25 16V VIN 6 82 TYPE 5P TO 252 VENDER TAEJIN IC3P1 NOISE Isolation IC NJM2794 VCC 4 VCC 4 3 13V VCC 12 16 TYPE 10P SSO...

Страница 80: ...2 93 2 94 PRINTED CIRCUIT BOARD DIAGRAMS 1 MAIN P C BOARD TOP VIEW ...

Страница 81: ...2 95 2 96 MAIN P C BOARD BOTTOM VIEW ...

Страница 82: ...2 97 2 98 2 SMPS P C BOARD TOP VIEW ...

Страница 83: ...2 99 2 100 SMPS P C BOARD BOTTOM VIEW ...

Страница 84: ...2 101 2 102 3 AMP P C BOARD TOP VIEW BOTTOM VIEW ...

Страница 85: ...2 103 2 104 4 FRONT P C BOARD TOP VIEW 5 IPOD P C BOARD TOP VIEW 6 TOUCH PAD P C BOARD TOP VIEW BOTTOM VIEW BOTTOM VIEW BOTTOM VIEW ...

Страница 86: ...3 1 SECTION 3 CABINET MAIN CHASSIS CONTENTS EXPLODED VIEWS 3 3 1 CABINET AND MAIN FRAME SECTION 3 3 2 DECK MECHANISM SECTION HL 04P 3 5 3 PACKING ACCESSORY SECTION 3 7 4 SPEAKER SECTION 3 8 ...

Страница 87: ...3 2 MEMO ...

Страница 88: ... 465 465 465 275 270 271 275 468 A60 250 462 A50 A49 285 282 283 281 279 290 A48 292 296 295 465 294 465 293 297 465 465 465 291 280 284 272 264 CN901 CN902 CN903 CABLE3 CABLE8 CABLE7 CABLE2 CABLE5 CABLE9 CABLE6 CABLE4 SMPS 463 463 A47 A44 268 267 266 262 266 464 276 276 480 277 278 277 300 M 484 479 263 463 E G H I K B L A MAIN AMP A46 463 A45 479 463 CABLE1 ...

Страница 89: ... 1018 1043 1045 1048 1041 1011 1030 A002 A005 1431 1002 A001 1001 1003 1026 1013 1017 1433 1016 1015 1012 1020 1020 1046 CABLE3 A52 LOADER BOARD CABLE4 1049 A60 Refer to HOW TO USE THE BAR CODE SCAN TOOL Page4 9 4 11 after replacing A002 A52 and 1049 Service Notice ...

Страница 90: ...IRE81 WIRE70 WIRE90 WIRE60 WIRE61 808 BATTERY 900 REMOTE CONTROL 803 PACKING CASING 802 BOX 803 PACKING CASING 804 BAG 801 OWNER S MANUAL 825 FM WIRE ANTENNA 824 AM LOOP ANTENNA 811 RCA CABLE VIDEO 1WAY 823 818 PORTABLE IN CABLE OPTIONAL PART ...

Страница 91: ...755A 755B 757 757 757 757 754 756 750 752 751 751 757 757 757 A700 4 SPEAKER SECTION 4 1 CENTER SPEAKER SB94TB C 3 8 ...

Страница 92: ... 851F Front Rear SPK Top Front SPK Top 850 853 854 865 856 857 858 859 860 861 865 862 865 863 865 864 852 865 865 866 865 866 866 851R 851F 855A 855B 855C A800F A800B A800R 3 9 4 2 FRONT REAR SPEAKER SB94TB F S ...

Страница 93: ...3 10 ...

Страница 94: ...954B 954A 950 955 956 957 951 958 953 952 A900 4 3 PASSIVE SUBWOOFER SB94TB W 3 11 ...

Страница 95: ...MEMO 3 12 ...

Страница 96: ...ODE SCAN SYSTEM CONFIGURATION 4 9 2 PICK UP BAR CODE SCAN TOOL CONFIGURATION 4 9 3 RUNNING BAR CODE SCAN TOOL 4 10 4 BAR CODE SCAN PROCEDURE 4 11 INTERNAL STRUCTURE OF THE PICK UP 4 12 1 OPTICAL LAYOUT 4 12 2 SF BD411 PDIC COMPOSITION 4 13 3 PICK UP CONNECTOR TERMINAL PIN ASSIGNMENTS 4 14 MAJOR IC INTERNAL BLOCK DIAGRAM AND PIN DESCRIPTION 4 15 1 LIC501 MT8575 BLU RAY SIGNAL PROCESSOR SINGLE CHIP ...

Страница 97: ... cable only on interface cable for NO Reset or Power ON YES YES YES Check the LIC902 and LIC902 input voltage 3 3V Pin 3 NO Power Is the pin2 of LIC903 1 2V YES YES Check the LX501 25MHz Check the LIC501 NO Are the LX501 oscillating YES YES Check the AVCC 5volt and Reset Circuit LR5B0 LR5B1 LC5B0 NO Does the Pin120 Reset in of LIC501 change 0V to 1 63V at the power supply initial input mode Check ...

Страница 98: ...ES Go to Sled operating is abnormal NO Does Pick up move to Inside or outside YES Go to Focus actuator operating is abnormal NO Does Pick up lens move up down YES Go to Laser operating is abnormal NO Does laser turn on YES Replace the traverse assembly Pick up Check the new firmware version NO Does BD DVD ROM disc play rightly YES YES 2 SYSTEM CHECK ...

Страница 99: ... Is there Tray control signal output LIC501 Pin55 YES YES Is there tray drive voltage output LIC201 Pin27 28 NO NO NO Check the serial flash operation Check the SATA communication between B end MPEG Chip Go to reset or power check Check the connection from LIC501 Pin55 to LIC201 Pin4 Check the LIC201 YES Is there tray drive voltage output Loading Motor NO Check the connector LPF301 and FFC cable c...

Страница 100: ...utput LIC501 Pin56 57 Check the PCB pattern and components between LIC501 and LIC201 sled signals NO Is there sled drive voltage input LIC201 Pin2 3 YES Check the LIC201 NO Is there sled drive voltage output LIC201 Pin6 8 9 10 YES NO Is there sled drive voltage output LPM302 Pin1 2 3 4 YES Replace the sled motor YES 4 SLED OPERATING IS ABNORMAL ...

Страница 101: ...ive voltage output LIC201 Pin12 13 14 16 Is there FG signal input LIC501 Pin96 YES NO Is there spindle control output LIC501 Pin58 NO NO Check the output of LIC201 Pin19 Check the connector LPM301 Replace the LIC201 Replace the LIC501 OK YES Is there spindle Motor input voltage LPM301 Pin3 4 5 6 NO Replace the spindle motor Traverse assembly YES ...

Страница 102: ...connection of LIC501 Pin54 Replace the LIC501 NO Is there focus search control signal input LIC201 Pin40 Check the LIC201 NO Is there focus search drive voltage output LIC201 Pin34 35 YES Check the signal pattern and application components NG Check the connection LCN700 Pin1 2 YES OK 6 FOCUS ACTUATOR OPERATING IS ABNORMAL ...

Страница 103: ...eplace the traverse assembly and scan the Pick up barcode Is there LDD vcc voltage input LIC201 Pin32 33 NO Pin32 Check the 5V path Pin33 Check the 8 1V path and LIC902 operation Check the main PCB Pick up interface circuit Check the signal pattern and application components Check the LDD data signals LCN700 Pin39 40 41 42 Check the connector LCN700 and Pick up FFC cable connection NO OK YES 7 LAS...

Страница 104: ... Code Scan Tool Loader Tester 3 2D Bar Code Scanner 4 Target Loader Ass y 5 USB to SATA Connector 6 Power Supply 2 PICK UP BAR CODE SCAN TOOL CONFIGURATION The Loader Tester is the Application Tool for FA Test and also Bar Code Scan The Bar Code Scan is the one of functions in the Loader Tester Therefore the Bar Code scan Users should check only Bar Code up in the Loader Tester Loader Tester Progr...

Страница 105: ...wing screen appears Before you start to click Start button remind these 1 Test Mode Start should be selected 2 Check only Bar Code 3 Click START Select Test Mode Start Status and Result Click START in order to insert Bar Code Values Check only Bar Code Bar Code Values Display Result Output Window ATAPI Command Display ...

Страница 106: ...not be detected please plug off and on again the USB to SATA connector to the PC and wait for 15 seconds 7 Sled will move the innermost 8 Focus on the target of Bar Code and Pull the trigger of Bar Code scanner until Bar Code can be scanned to the Bar Code scan Tool Loader Tester 9 If Bar Code scan succeeds OK will display in the result windows However Bar Code scan fails NG will display in the re...

Страница 107: ...4 12 INTERNAL STRUCTURE OF THE PICK UP 1 OPTICAL LAYOUT 405nm LD PD PD PD 650 780nm LD FMD FMD DVD CD Layout Blu ray Layout 2 OBL type DVD CD BD ...

Страница 108: ...c Vref GND GND Vref Vcc For DVD CD For Blue RF RF DVD CD SA SD A D SW3 SW SW2 SW1 GND Vref Vcc Two pins for gain Two pins for gain changeover of changeover of changeover of changeover of BD BD BD BD Output signals share the pin in every mode RF RF BD SW SW1 SW2 are controlled by LDD ...

Страница 109: ...23 RF BD RF output for BD 24 RF BD RF output for BD 25 RF DVDCD RF output for DVDCD 26 RF DVDCD RF output for DVDCD 27 VREF_PD PDIC Reference Supply Terminal 2 1V 28 VCC_ 5PD PDIC Power Terminal 5V 29 NC NC 30 GND_PD GND for PDIC 31 NC SW 2 Wavelength PDIC DVD CD Sleep Changeover SW 32 VCC_LDR LDD 5V Power Supply for LD DVD and CD 33 VCC_LDB LDD 9V Power Supply for LD BD 34 NC NC 35 GND1_LDD LDD G...

Страница 110: ... AVDD33_2 14 INE 15 INF 16 ING 17 INH 18 AGND_2 19 FOIP 20 FOIN 21 VDD12_2 22 FPDODVD 23 FPDOCD 24 RFIN 25 RFIP 26 RFIP2 27 RFIN2 28 REG_CAP 29 AGND_3 30 AVDD33_3 31 AVDD12_3 32 AVDD12_4 33 LGO1P 34 LGO1N 35 LGO2P 36 LGO2N 37 LGO3P 38 LGO3N 39 LGO4P 40 LGO4N 41 LGO5P 42 LGO5N 43 AVDD33_4 44 LDD_SDIO 45 LDD_CLK 46 LDD_SEN 47 GAINSW 48 GAINSW2 49 GAINSW3 50 FMO3 51 FMO4 52 TLO 53 TRO 54 FOO 55 TRAYP...

Страница 111: ...it Laser Power Control Logic Tray Actuator Control Unit Servo Control Unit Spindle Control System Control Unit SATA Interface Unit 1M word SDRAM Buffer Memory Controller Unit BD DVD CD Decode Engine ATIP ADIP Pre_pit Sync Protection ECC check Target Search SATA Transmit Receive PUH signal PUH signal Panel Control Laser Control Tray Actuator Control ...

Страница 112: ...to Power Control for Laser 6 22 FPDODVD Analog Input Laser Power Monitor Input for DVD APC Differential positive input 23 FPDOCD Analog Input Laser Power Monitor Input for CD APC Differential negative input 121 VRDCO Analog Output Output Voltage of Laser Diode Control in Read APC 122 VRDC1O Analog Output Output Voltage 1 of Laser Diode Control in Read APC 123 VRDC2O Analog Output Output Voltage 2 ...

Страница 113: ...μ P 56 FMO Analog Output Feed motor control PWM output 57 FMO2 Analog Output Feed motor 2 control PWM output 58 DMO Analog Output Disk motor control output PWM output 3 3V LVTTL I O 96 FG 5V tolerance 1 Motor Hall sensor input The pin is spike free at power on stage 2mA PDR 75K pull up SATA Interface 10 77 SVDD33 Analog Power 3 3V Power supply for SATA 3 3V circuitry 78 SPLLVDD12 Analog Power 1 2V...

Страница 114: ... on stage Alternate function General I O 87 GIO4 3 3V LVTTL I O General IO 88 GIO5 3 3V LVTTL I O General IO 89 GIO6 3 3V LVTTL I O General IO 90 GIO7 MUTE3 General IO The pin is spike free at power on stage 91 GIO8 General IO General IO The pin is spike free at power on stage 92 GIO9 SPOKE The pin is not allowed to pull up in circuit layout Alternate function Spoke input PC RS232 serial receive d...

Страница 115: ...EMF EDTECTER SWICHING Commutation STARTER PWM CIRCUIT 6 4MHz STTH For SLIDE 7 13 2V FG x3 Reverse datact CTL TEST mode Gain Select SPM Current gain 0 88A V Current gain 3A V 0 6A V Frequency 75kHz Current gain 0 88A V PWM CIRCUIT PWM CIRCUIT Cuurrent sense Cuurrent sense Cuurrent sense Frequency 75kHz Frequency 150kHz TEST SPGS EN 1 EN 2 ENABLE DSP DSP DSP ACTFLG ACTRST SLLIM SL1 SL1 GND SL1IN SL2...

Страница 116: ...Frequency generator output 20 EN1 Input terminal for enable 1 21 EN2 Input terminal for enable 2 22 VM1 Motor Power Supply 1 for Spindle 23 SPGS Input terminal for gain select SPM 24 STTH Reference voltage for spindle start up 25 ACTRST Pickup protect Reset 26 VM3 Power Supply3 for Loading 27 LO Loading non inverted output 28 LO Loading inverted output 29 GND GND 30 TO Tracking inverted output 31 ...

Страница 117: ...4 22 MEMO ...

Страница 118: ...4 24 4 23 CIRCUIT DIAGRAM LOADER HL 04P EBY51750301 REV 6 1 2009 01 20 ...

Страница 119: ... 00 38 0 00 39 0 00 40 0 00 41 0 00 42 0 00 43 0 00 44 3 29 45 0 00 46 0 00 47 0 00 48 0 00 49 0 00 50 1 39 51 1 32 PIN NO VOLTAGE 52 1 34 53 1 34 54 1 35 55 2 57 56 1 33 57 1 33 58 1 33 59 1 19 60 3 28 61 3 28 62 0 00 63 0 00 64 0 00 65 0 00 66 0 00 67 3 30 68 3 30 69 3 30 70 0 00 71 1 19 72 3 30 73 3 30 74 3 22 75 3 24 76 3 24 77 1 17 78 0 00 79 1 19 80 1 20 81 1 19 82 1 19 83 0 00 84 1 19 85 1 ...

Страница 120: ...4 27 4 28 PRINTED CIRCUIT BOARD DIAGRAMS TOP VIEW ...

Страница 121: ...4 29 4 30 BOTTOM VIEW ...

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