Hitachi P50H401/DW3 Service Manual Download Page 89 | Manualshive

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PRODUCT SAFETY NOTE: Components marked with a ! and shaded have special characteristics
important to safety. Before replacing any of these components, read carefully the PRODUCT SAFETY
NOTE of this Service Manual. Don't degrade the safety of the receiver through improper servicing.

•

All DC voltage to be measured with a tester (100 k

Ω

/V). Voltage taken on a complex color bar including a standard color bar signal.

•

Since this is a basic circuit diagram, the value of the parts is subject to be altered for improvement.

8

8

BASIC CIRCUIT DIAGRAM

1

2

3

4

5

6

A

B

C

D

E

LED

DW3U

LED 1 of 1

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Summary of Contents for P50H401/DW3

Page 1: ...changed Description of change 0224 P50H401 DW3 P50T501 DW3 P50T4011 DW3 1 03 08 07 70 109 Main Digital PWB part number revised 2 07 11 07 115 123 Frame removal procedure added 3 09 03 07 124 Panel test mode procedure added 4 09 07 07 110 Part numbers broken out into X480xxx numbers ...

Page 2: ...e qualified to do so Before servicing this chassis it is important that the service technician read the IMPORTANT SAFETY INSTRUCTIONS in this service manual SAFETY NOTICE USE ISOLATION TRANSFORMER WHEN SERVICING Components having special safety characteristics are identified by a on the schematics and on the parts list in this Service Data and its supplements and bulletins Before servicing the cha...

Page 3: ... 1 and Line 2 of the three plug prongs do not connect with the third prong which is physical ground Using an insulation tester DC500V connect one of its leads to the AC plug jumper and touch with the other lead each exposed metal part antennas screwheads metal overlays control shafts etc particularly any exposed metal part having a return path to the chassis should have a resistor reading over 4MΩ...

Page 4: ...re with this fragile circuitry particularly Flexible Printed Circuits bonded to surrounding edges of the glass panel They are not strong enough to withstand harsh outer mechanical forces Avoid touching the flexible printed circuits by not only your hands but also tools chassis or any other object Extreme bending of the connectors must be avoided too In case the flexible printed circuits are damage...

Page 5: ...statically 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 following techniques should be used to help reduce the incidence of component damag...

Page 6: ...lly insert the replacement IC in the circuit board 2 Carefully bend each IC lead against the circuit foil pad and solder it 3 Clean the soldered areas with a small wire bristle brush It is not necessary to reapply acrylic coating to areas Small signal Discrete Transistor Removal Replacement 1 Remove the defective transistor by clipping its leads as close as possible to the component body 2 Bend in...

Page 7: ...ue only on IC connections 1 Carefully remove the damaged copper pattern with a sharp knife Remove only as much copper as absolutely necessary 2 Carefully scratch away the solder resist and acrylic coating if used from the end of the remaining copper pattern 3 Bend a small U in one end of a small gauge jumper wire and carefully crimp it around the IC pin Solder the IC connection 4 Route the jumper ...

Page 8: ... soldering pads with tweezers or with a miniature alligator clip and apply heat to the pad area with a 30 watt iron until solder flows Do not apply heat for more than 3 seconds How to Replace Flat lC Required Tools Soldering iron iron wire or small awl De solder braids Magnifier 1 Remove the solder from all of the pins of a Flat lC by using a de solder braid 2 Put the iron wire under the pins of t...

Page 9: ...move previous solder as much as possible from the soldering point When soldering please perfectly melt the lead free solder to mix well with the previous solder 3 Soldering iron for lead free solder Melting point of lead free solder is higher than solder containing lead Use of a soldering tool with temperature control and with much thermal capacitance is recommended Recommended temperature control...

Page 10: ...hat to which the receiver is connected Consult the dealer or an experienced radio television technician for help FCC Information This device complies with part15 of the FCC Rules Operation is subject to the following two conditions 1 This decide may not cause harmful interference and 2 This decide must accept any interference received including interference that may cause undesired operation Modif...

Page 11: ...ernational Business Machines Corporation of the U S A Apple and Macintosh are registered trademarks of Apple Computer Inc VESA is a trademark of a nonprofit organization Video Electronics Standard Association This Class B digital apparatus meets all requirements of the Canadian Interference Causing Equipment Regulations This Class B digital apparatus complies with Canadian ICES 003 Cet appareil nu...

Page 12: ...the signal to the plasma panel The 50 monitor contains the displaying device which is the plasma display panel module and the driving circuitry which receives the signal from the Digital AV Block and after processing delivers the image to the display module This HITACHI Service Manual is intended for the qualified service personnel and it contains the necessary information for troubleshooting the ...

Page 13: ... Angle Interpolation Picture Mode 16 Day Dynamic Day Normal Night Picture Sound Enhancement 17 BassBoost On Off Surround Normal Wide Off Settings for Video Signal 18 Picture Mode Contrast Brightness Color Tint Sharpness Color Temperature Black Enhancement Contrast Mode Noise Reduction MPEG NR Auto Movie Mode Aspect Black Side Panel 19 Volume Balance Bass Treble Audio Source Internal Adjustment Set...

Page 14: ...2 5 is common input for Composit e In Digital Input HDM I HDCP 40 3 lnput HDMI 19P X3 Audio In L R Lch mono 41 4 lnput RCApinx8 Auto Link 42 1 Input Input 3 LINK Auto Link Function Video Control Terminal BS 43 No U V Ant Input 44 CABLE AIR BS I F Input 45 No Video Monitor Out Terminal 46 1 Output RCA pin x 1 Audio Output Terminal 47 1 Output L R RCA pinx 2 Audio Monitor Out Terminal 48 1 Output L ...

Page 15: ...ype Source Simple IR Discrete Dolby Perfect Surround BassBoost Color UEI Pass Thru Code Volume TVU Hoshiden Silver X AC3 Downmix Digital Tuner Ext SPLIT TVU PANA Black X AC3 Downmix TVU Hoshiden Black X AC3 Downmix Remote Sound function Model Name Class P50H401 H401 P50T501 T501 P50H4011 H4011 TV Output Speaker RS232C IR Out YPbPr S IN AV IN S V AUDIO Y As 6CH RF Center Watt IEEE1394 HDMI OUT OUT ...

Page 16: ...ite Pattern 56 48 cd m2 or more Contrast Contrast ratio 800 1 typ Audio Output Audio Output 10W 10W 5ohm 10 Distortion Main Power Switch PUSH LOCK 1 switch Panel Operation Power Switch PUSH NON LOCK 1 switch Input Terminal Video Audio Input RCA HDMI S Audio Line Output RCA Output Terminal Connector 3 Polarity Receptacle Power Supply Source Input Voltage Single Phase AC108 132V 60 Hz Model Specific...

Page 17: ...es Yes Initial Yes 4x3 Yes Yes Initial Yes Yes No ID Yes Yes Yes Yes Yes Yes Auto OFF No Signal Video NTSC Auto ON 16x9 Yes Initial Yes Letter Yes Yes Yes Initial Yes 4x3 Yes Yes Initial Yes Yes No ID Yes Yes Yes Yes Yes Yes Auto OFF Input Video NTSC Auto ON 16x9 Yes Initial Yes Front Letter Yes Yes Yes Initial Yes 4x3 Yes Yes Initial Yes Yes No ID Yes Yes Yes Yes Yes Yes Auto OFF Continuation Inp...

Page 18: ...m 75 75 4 3 Expanded 16x9 90 16x9 16 9 Standard2 4 3 Standard 4x3 90 16 9 Standard1 4x3 90 90 16x9 16 9 Standard1 90 90 100 110 120 130 140 150 160 170 180 0 10 20 30 40 50 60 70 80 90 100 4 3 Expanded Mode Horizontal Position Horizontal Expansion Ratio 113 162 4 3 Expanded 113 162 162 16x9 Format 100 4x3 Format 100 17 DW3U ...

Page 19: ... Key Aspect Key 4 3 Expanded Aspect Key 16 9 Standard1 Aspect Key This mode is for 1080p 1080i 720p only 3 HDMI YPBPR 1080p 1080i 720p 4 HDMI YPBPR 480p 480i Video S Video 4 1 Auto Aspect OFF 4 2 Auto Aspect ON a Video ID HDMI Info 16x9 4 3 Zoom1 16 9 Zoom 4 3 Expanded 16 9 Standard1 4 3 Zoom2 4 3 Standard Aspect Key Aspect Key Aspect Key Aspect Key Aspect Key Aspect Key Video ID 16x9 Power ON Ini...

Page 20: ... Video S Video NTSC 0 step Gray out 10 step 30 lines 0 step Gray out 10 step 10 lines 10 step 30 lines 10 step 50 lines Input 2 3 YPBPR 1080i 720p 16x9 0 step Gray out 10 step 30 lines 10 step 10 lines 480p 480i 16x9 4x3 0 step Gray out 10 step 30 lines 0 step Gray out 10 step 10 lines 10 step 30 lines 10 step 50 lines Video NTSC 0 step Gray out 10 step 30 lines 0 step Gray out 10 step 10 lines 10...

Page 21: ... PDP T Series X X H Series X Available Not available The Restriction of Main Sub Source Main Sub Available or Not Digital Air Digital Air Digital Cable Digital Cable Analog Air Analog Air Analog Cable Analog Cable Digital Air Analog Cable Digital Cable Analog Cable Digital Air Analog Air Digital Cable Analog Air Analog Air Analog Cable Analog Cable Analog Air Analog Air Digital Air Analog Cable Di...

Page 22: ...le 480i 4x3 1080i p 16x9 Yes Yes 720p 16x9 Yes Yes 480p 16x9 Yes 2 Yes 2 480p 4x3 480i 16x9 Yes 2 Yes 2 PIP 4x3 Component Composite S IN HDMI 480i 4x3 1080i 16x9 Yes Yes Yes Yes Yes Yes 720p 16x9 Yes Yes Yes Yes Yes Yes 480p 16x9 Yes Yes Yes Yes Yes Yes 480p 4x3 Yes Yes Yes Yes Yes Yes 480i 16x9 Yes Yes Yes Yes Yes Yes Digital Air or Cable 480i 4x3 Yes Yes Yes Yes Yes Yes 1080i p 16x9 Yes Yes Yes ...

Page 23: ...me When EXIT Key is pushed PIP turns off When PIP is turns off PIP Mode of a display turns into Last Mode PIP Key Exit Key PIP Key PIP Key PIP 4x3 PIP 16x9 POP SPLIT Normal Viewing 2 Freeze Operation 3 SWAP Operation Note When right and left Key are pushed the sound of Main and Sub interchanges A Channel Input change can do the screen out of which the sound has come When PIP OFF EXIT Key the scree...

Page 24: ...monitor out is no picture and no audio Input Mode Monitor Out S Video Video L R ANT Digital Channel YES YES YES AIR or CABLE Analog Channel YES YES Input 1 S Video_1 YES YES YES Video_1 YES YES Input 2 YPBPR_2 Video_2 YES YES Input 3 YPBPR_3 Video_3 YES YES Input Front Video_Front YES YES HDMI 1 HDMI_1 DVI_1 HDMI 2 HDMI_2 DVI_2 HDMI Front HDMI_Front DVI_Front Photo Input Main Audio Sub Audio Main ...

Page 25: ...ision from tipping over and prevent possible injury it is important to mount the unit in a stable and flat surface Please adjust the wire length to avoid touching the wall when turning the TV Wood screw two places Wire 50 30 cm 12 inches 10 cm 4 inches 10 cm 4 inches ANTENNA Unless your Plasma Television is connected to a cable TV system or to a centralized antenna system a good outdoor color TV a...

Page 26: ... clamp then pull the clamp to tighten the AC cord to the TV AC CORD INSTALLATION INSTRUCTION The AC cord provided with your new Plasma Television needs to be installed correctly to avoid the AC cord from disconnecting when rotating the TV on its Table top stand Located on the back of the TV are 2 plastic clamps to hold the AC cord Please follow the How to set up your new HITACHI Plasma Television ...

Page 27: ...ation with speaker placement for best performance ANTENNA CONNECTIONS TO REAR JACK PANEL VHF 75 Ohm antenna CATV Cable TV When using a 75 Ohm coaxial cable system connect CATV coaxial cable to the AIR CABLE 75 Ohm terminal Or if you have an antenna connect the coaxial cable to the same AIR CABLE terminal VHF 300 Ohm antenna UHF antenna When using a 300 Ohm twin lead from an outdoor antenna connect...

Page 28: ...MI Cable This cable is used to connect your external devices such as Set Top Boxes or DVD players equipped with an HDMI output connection to the TV s HDMI input Stereo Cable 3 8mm plug to 3 5mm plug Used on all standard video and audio cable which connect to inputs and outputs located on the rear jack panel and front control panel Hook up Cables and Connectors Most video audio connections between ...

Page 29: ...HT BUTTON TV Select picture mode settings between DAY normal DAY dynamic CC BUTTON TV Press to show and change the Closed Caption mode EXIT BUTTON TV CBL SAT Exits out of the OSD or INPUTS menu systems if their menu is displayed FAVORITE CHANNEL FAV CH button TV Press to enter access Favorite Channel FAV mode GUIDE BUTTON SAT STB CBL Accesses the program guide of other devices INFO BUTTON TV CBL S...

Page 30: ...R VCR Used to manually enter the TV channel and used for numeric entry when navigating through the the OSD INPUTS GUIDE BUTTON SAT CBL PVR Accesses the program guide of other devices EXIT BUTTON TV SAT CBL PVR VCR Exits out of the OSD INPUTS systems if their menu is displayed LAST CHANNEL BUTTON TV SAT CBL PVR Switches between the current and last channel viewed ENTER BUTTON Press to use as SELECT...

Page 31: ...l appears in the top right corner of the TV screen These buttons also serve as the cursor down and up buttons when in MENU mode 햷 VOLUME level Press these buttons to adjust the sound level The volume level will be displayed on the TV screen These buttons also serve as the cursor left and right buttons when in MENU mode 햸 POWER button Television MAIN POWER button This power button is for the comple...

Page 32: ...n NOTES 1 Your HITACHI Plasma TV will appear to be turned OFF lights orange if there is no video input when INPUT 1 2 3 Front and HDMI 1 2 Front Check the Power Light to make sure the TV is turned off or in Stand by mode lights red when not in use 2 Remote Control can not turn ON OFF the MAIN POWER of the TV Indicating Lamp R C sensor 햻 햽 햺 햻 Indicating Lamp Power Status Operating OFF When the mai...

Page 33: ... distribution of uncompressed high definition video and multi channel audio in a single cable Because digital television DTV signals remain in digital format HDMI assures that pristine high definition images retain the highest video quality from the source all the way to your television screen Use the HDMI input for your external devices such as Set Top Boxes or DVD players equipped with an HDMI o...

Page 34: ...sole FRONT INPUT PANEL DVI DIGITAL OUTPUT CAPABILITY DVD Set Top Box Video Game Console need to connect the audio output into the Front Audio Input jacks A Connecting HDMI signal B Connecting DVI signal FRONT INPUT PANEL PUSH EJECT UPGRADE CARD SERVICE USE ONLY specifications Note Special device cables will be according to the own device Connecting External Video Sources NOTE 1 Completely insert c...

Page 35: ... Top Box to your Plasma TV is dependent on the model and features of each component Check the owner s manual of each component for the location of video and audio inputs and outputs The following connection diagrams are offered as suggestions However you may need to modify them to accommodate your particular assortment of components and features For best performance video and audio cables should b...

Page 36: ... VCR 1 Cable TV coaxial cable 2 Way signal splitter Outside Antenna ANT IN OUTPUT S VIDEOV L R DIGITAL OUTPUT CAPABILITY DIGITAL OUTPUT OUTPUT Y P B PR L R HDTV Set Top Box DVD Player DVI to HDMI AUDIO OUT OUTPUT Y PB CB PR CR L R VCR 2 V L R INPUT S VIDEO Optional Optional or Rear Panel Connections 35 ...

Page 37: ...vice has this feature Your component outputs may be labeled Y B Y and R Y In this case connect the components B Y output to the TV s PB input and the components R Y output to the TV s PR input Your component outputs may be labeled Y CBCR In this case connect the components CB output to the TV s PB input and the components CR output to the TV s PR input It may be necessary to adjust TINT to obtain ...

Page 38: ... are used it is necessary to connect the video output of the device to the Y VIDEO input jack of the TV CONNECTING AN S VIDEO AND STEREO AUDIO SOURCE TO INPUT 1 1 Connect the cable from the S VIDEO OUT of the S VHS VCR or the laserdisc player to the INPUT S VIDEO jack as shown on the Rear Panel to the right 2 Connect the cable from the AUDIO OUT R of the VCR or the laserdisc player to the INPUT AU...

Page 39: ...will be abnormal if the connection is loose 2 The HDMI input on HDMI 1 2 and FRONT contains the copy protection system called High bandwidth Digital Content Protection HDCP HDCP is a cryptographic system that encrypts video signals when using HDMI connections to prevent illegal copying of video contents 3 HDMI is not a NETWORK technology It establishes a one way point to point connection for deliv...

Page 40: ...x to the INPUT AUDIO R jack 5 Connect the cable from the AUDIO OUT L of the Laserdisc DVD player or HDTV set top box to the INPUT AUDIO L jack 6 Press the INPUTS button then select INPUT 2 or 3 from the INPUTS menu to view the program from the Laserdisc DVD player or HDTV set top box 7 Select CABLE or AIR to return to the last channel tuned NOTE 1 Completely insert the connection cord plugs when c...

Page 41: ...ate Stereo System Amplifier as shown on the Rear Panel on the right CONNECTING MONITOR OUT The MONITOR OUT terminal outputs video and audio of CABLE AIR and INPUTS 1 2 3 and Front It does not output component and HDMI video 1 Connecting S Video Connect the cable from the S VIDEO OUT of the Rear Panel to the INPUT S VIDEO jack of the VCR or Laserdisk player Connecting Video Connect the cable from t...

Page 42: ...llumination the brightness of the phosphor will be degraded to such extent that stationary images would burn in that part of the screen as grayed out images Tips to prevent such image retention are Do not display images having sharp brightness differences or hi contrast images such as monochrome characters and graphic patterns for long Do not leave stationary images appearing for long but try to r...

Page 43: ...ub Contrast Clamp Adjustment 44 4 POWER SUPPLY Vs Va Voltage Adjustment 45 5 White balance adjustment 46 5 1 Video Color Temperature Adjustment High 46 5 2 Video Color Temperature Adjustment Medium 46 5 3 Video Color Temperature Adjustment Standard 47 5 4 White Balance Adjustment OSD Flowchart Diagram 48 6 DIGITAL MAIN CHECK 47 7 Screen Check 50 8 HDMI Adjustment 50 9 Factory Reset 50 TO GO TO A S...

Page 44: ...MENU key is used to advance through the adjustment mode menus and pages ADJUST MODE FACT RESET MEMORY INIT RGB WHITE BAL HIGH WHITE BAL MED WHITE BAL STD WHITE BAL B W 2 To make a selection use the NUMBER pad on the PDP R C example select DEVICE press 69 then SELECT the DATA shown is EB if this DATA needs to be change press the keys to modify when finish press SELECT key to store the new DATA valu...

Page 45: ...ollowing 525 480 p Signal Day Dynamic ඎ Reset Format 525 480 p V2 V1 Black White Black 100 White V1 1Vpp V2 0 7Vpp Adjustment signal for 525 480 p format 2 Go into Service Adj Menu and select RGB 3 Press for over 2 seconds and have it perform automatic adjustment When it s completed Auto Adjusting on the screen will be disappeared BACK TO ADJUSTMENTS DW3U ITEM MEMORY INITIALIZE PROTECTION DATA FAC...

Page 46: ...st Va voltage to be within r0 2V of the value specified in the label on the panel Va withinr0 2V 3 Connect voltmeter which has an error within 0 02V or less leads to Vs or Va and GND test points of the power unit 3 Reconfirm that Vs voltage remains within r0 1V of the specified value Readjust if it s outside of the margin Label example Label position Reference Upper left If it s hard to read the v...

Page 47: ...uld be adjusted under the condition in which the screen is the brightest thus the initial value for adjustment is set to its maximum 2 Adjustment is made by reducing brightness only Reduce a bright color for adjustment 3 Video color temperature Adjustment No are the same but addresses in the memory are different thus there s no problem 5 2 VIDEO COLOR TEMPERATURE ADJUSTMENT MEDIUM Preparation 1 Sa...

Page 48: ...case that the upgrade fails or when a CARD is inserted with new version and can t upgrade please perform the FACTORY RESET process to the TV then try upgrading again 1 Press Menu button on the R C or control panel 2 Enter the SETUP options and then look for UPGRADES option 3 The Main software version will be display Vxxx xxxx as shown on Fig 1 4 If this version needs to be change for a design impr...

Page 49: ...MED WHITE BAL STD WHITE BAL B W CH U D INPUT ًٕ ًٕ ًٕ CYAN GREEN Finish Normally RED Finish Abnormally FINISH ADJUST MODE MEMORY INIT FACT RESET RGB WHITE BAL HIGH WHITE BAL MED WHITE BAL STD WHITE BAL B W CH U D INPUT ADJUST MODE MEMORY INIT FACT RESET RGB WHITE BAL HIGH WHITE BAL MED WHITE BAL STD WHITE BAL B W CH U D INPUT MAGENTA GREEN Finish Normally RED Finish Abnormally Press key for 2 sec ...

Page 50: ...ss to adjust Press to Select DRV ًٕ 49 BACK TO ADJUSTMENTS 5 4 1 Adjustment OSD Flowchart continued ًٕ ًٕ G DRV HIGH R DRV HIGH B DRV HIGH ADJUST MODE MEMORY INIT FACT RESET RGB WHITE BAL HIGH WHITE BAL MED WHITE BAL STD WHITE BAL B W CH U D INPUT ADJUST MODE MEMORY INIT FACT RESET RGB WHITE BAL HIGH WHITE BAL MED WHITE BAL STD WHITE BAL B W CH U D INPUT Press key Press to adjust DW3U ...

Page 51: ...PECT SPEC A B Hitachi circle pattern 16 9 Standard1 0 0 5 ATSC DVI HDMI conversion cable Set Top Box 9 FACTORY RESET After all of the adjustments of main chassis are finished perform FACTORY RESET 1 Enter Adjustment Mode by the method described in sub item 1 1 from page 43 Adjustment Procedure Start up 2 From the first menu in Adjustment Mode select FACT RESET adjustment code 3 Activate FACT RESET...

Page 52: ...te X Slideshow Interval 5 sec X Master Volume 20 Step X X Video Picture Mode Day Dynamic X X Contrast White Level 100 X X Brightness Black Level 50 X X Color 58 X X Tint CENTER X X Sharpness 50 X X Motion Sharpness High Back Light 100 Color Temperature High X X Black Enhancement Off X X Contrast Mode Dynamic X X Noise Reduction Low X X Cross Color NR Off MPEG NR Off X X Auto Movie Mode Off ANT X X...

Page 53: ...eo Settings X X Audio Treble 50 X X Bass 50 X X Balance CENT X X Surround Off X X Bass Boost On X X Audio Source Stereo Analog Broadcast X X Internal Speakers On X X Auto Noise Cancel Off Analog Broadcast X X Perfect Volume Off X X Loudness Off X X Language 1 Unknown DTV X X Digital Output Dolby Digital DTV X X DRC On DTV X X Channel Manager Signal Meter Channel X X Strength X X Peak X X SNR X X O...

Page 54: ...n Ratings Eng All Unlock X X Canadian Ratings Frn All Unlock X X Region 5 X X Timers Set the Clock Time Zone PST X X Date Jan 01 200７ X X Time AM Not set X X Automatically Adjust Clock for Daylight Savings Changes off X X Set Sleep Timer 0 00 off X X Set Day Night Timer Day Normal Mode On Off AM 6 00 X X Day Dynamic Mode On Off PM12 00 X X Night Mode On Off PM 6 00 X X Set Event Timer X X Event1 2...

Page 55: ...t2 Rename None X X Input3 Rename None X X Input3 Auto Link Auto Off Off X X Input Front Rename None X X HDMI1 Rename None X X HDMI2 Rename None X X HDMI Front Rename None X X Set the AV Net Wizard will be starting Set Closed Caption Caption Display Auto X X Analog Mode Captions X X Channel Channel1 X X Digital Language 1 Unknown X X Font Default X X Size Standard X X Style Standard X X Set The IR ...

Page 56: ...1 42 at Main Digital board is also High Does Power Indicator red blink Video Power Save Mode Input 1 3 Front Yes No No Power No picture and No sound No Fan Alarm FAN connector disconnected FAN trouble or Regulator circuit IP03 on Terminal PWB trouble Yes Check Power Supply Unit and Fuse or AC Inlet Connector Is Power Indicator orange lighted Is Power Indicator not lighted Does Power Supply Unit ou...

Page 57: ... input Composite video input Check Input terminal Check IT06 IT07 or Main Digital board Check UT01 Tuner Are waveforms at pin73 67 Y 71 65 PB 69 63 PR pin10 22 53 CV pin14 Y 12 C of I001 OK Yes Yes Yes No No No Check I001 Are waveforms at pin 9 SDA 10 SCL and voltage at pin 2 7 18 20 5V of UT01 OK No Is the indication LOCK Yes Follow next procedure 1 Select Maintenance of Adjustment mode menu 2 Pr...

Page 58: ...T06 IT07 or Main Digital board Check UT01 Tuner Are waveforms at pin 91 89 87 85 L and pin 92 90 88 86 R of I001 OK Yes Yes Yes No No No Check I001 Are waveforms at pin 9 SDA 10 SCL and voltage at pin 2 7 18 5V of UT01 OK No Check Speaker Are waveforms at terminals of speaker OK Yes No Check Main Digital board Yes Are waveforms at pin 1 L and pin 4 R of Q002 OK Terminal PWB circuit trouble shootin...

Page 59: ... most probably would be allocated according to the number of blinks Number of red blinks Presumed failing PWB of power indication light of PDP panel 1 Logic 2 X SUS 3 Y SUS SDM SDM Scan Driver Module 4 X SUS Y SUS SDM PSU PSU Power Supply Unit 5 ABUS ADM PSU ABUS Address Bus Module 6 ADM ADM Address Driver Module 7 ADM 8 All of above mentioned PWB s Note SDM is permanently contacted to glass part ...

Page 60: ...20bit HEX 5 digit Macrovision Yes No Copy guard status of Analog output 1 Sampling Frequency 48 KHz 44 1KHz 32KHz Status of audio sampling frequency 2 Channel Mode MONO STEREO DUAL MULTI ST 2 1 3 0 2 2 3 1 3 2 3 2 LFE Status of audio channel mode 3 Timing Adjustment 2 1 0 1 2 For AV synchronization the timing of the down mixing audio output is adjustable with 5 values Audio Format 4 Audio Decode A...

Page 61: ...B IR Receiver LED RGB LVDS CPUgo PDPgo Power2 Power1 SD PWB SD MMC Card I F HDMI I F FAN Control PWB Key SW A V Pin Jack Filter PWB Main Power SW Fuse Power Supply Unit AC Inlet Main Digital PWB Sub Micro Audio DSP Seine2 A chip Seine2 D chip VCXO PLL Audio PWM PLD Nereid DC DC Conv Audio ADC DDR2 Digital Audio Amplifier Audio DAC HDMI Demodulator Terminal PWB OPT Audio Output RS 232C Video SW A V...

Page 62: ...k Buffer AV Control I2C Level shift 9V Reg AV SW 5V Reg 2 5V Reg 1 5V Reg 3 3V Reg Seine2 A 5V Reg AGC 30V Reg 5V Reg Tuner 1 0V DC DC 1 8V Reg Demodulator 3 3V Reg 9V Reg Buffer 3 3V Reg Key ROM Cable Equalizer 3 3V Reg 5V Reg Bus SW 1 8V DC DC Seine2 D 2 5V Reg 1 3V Reg 1 3V DC DC Seine2 D DDR2 9V Reg Audio DSP Audio PWM 3 3V Reg Audio DAC Flash Memory OneNand Filter PWB AC120V AC SW 5 6V Vpr2 S...

Page 63: ...N N C 98 99 GND GND 100 101 FS_OUTP FAN_CONT 102 103 GND N C 104 105 PoWERoFF GND 106 107 GND N C 108 109 FS_OUTN N C 110 111 GND N C 112 113 GND N C 114 115 FAN_DET GND 116 117 GND N C 118 119 MTV_AFC GND 120 121 SIG_DET N C 122 123 N C GND 124 125 PNLoN N C 126 127 GND GND 128 129 REC_MUTE N C 130 131 GND GND 132 133 N C N C 134 135 N C GND 136 137 GND AVCTXD 138 139 N C AVCRXD 140 141 N C AVCCT...

Page 64: ...DW3U 63 FINAL WIRING DIAGRAM TABLE OF CONTENTS ...

Page 65: ...QUICK DISASSEMBLE GUIDE Back Cover 1 TABLE OF CONTENTS 64 DW3U Remove Screw M3M 6 18 2 pcs M6 Cable Clamp 2 Pcs Remove Screw M3M 6 18 2 pcs ...

Page 66: ...QUICK DISASSEMBLE GUIDE Back Cover 2 65 DW3U Remove Screw M3D 4 10 26 pcs Screw M3S 3 8 11 pcs Remove Back Cover ...

Page 67: ...an Ass y 66 DW3U Remove Screw M3M 3 8 4 pcs Screw M3E 3 8 2 pcs Remove Power Unit P HA01912 Remove Screw M3M 3 8 2 pcs Fan Ass y Remove Screw M3D 4 10 Remove Fan P GS00696 FAN ASS Y FAN ASS Y DETAIL FAN METAL CASE FAN METAL COVER CUSHIONS ...

Page 68: ...QUICK DISASSEMBLE GUIDE Chassis Ass y 1 67 DW3U Remove Screw M3S 3 8 4 pcs Remove Screw M3C 4 10 Chassis Ass y P UE27031 CHASSIS ASS Y ...

Page 69: ...QUICK DISASSEMBLE GUIDE Chassis Ass y 2 68 DW3U Remove Screw M3E 3 8 2 pcs Support Metal SUPPORT METAL ...

Page 70: ...QUICK DISASSEMBLE GUIDE Chassis Ass y 3 69 DW3U Remove Screw M3S 3 8 3 pcs Remove Screws D Sub 2 Pcs Remove Screws T2B 3 10 2 Pcs Remove Tuner Nut Washers Remove Screw M3M 3 6 2 pcs TERMINAL COVER ...

Page 71: ...QUICK DISASSEMBLE GUIDE Chassis Ass y 4 70 DW3U Remove Screw M3E 3 8 2 pcs Remove Digital Main Ass y P UX28021 Remove Terminal PWB Ass y P JP55121 IS NECESSARY TO RELEASE TERMINAL PWB FROM BOARD HOLDERS ...

Page 72: ...ss y 71 DW3U Remove Screw HEX M5 15 2 Pcs Screw HEX M5 85 2 Pcs Remove Stand Ass y P UX27281 50 Note In order to remove stand ass y is necessary to place Plasma TV carefully on horizontal direction over a soft surface to avoid scratches or other damages ...

Page 73: ...QUICK DISASSEMBLE GUIDE Control Panel Ass y 2 72 DW3U Remove Screw M3M 6 18 4 Pcs Remove Screw M3D 4 10 5 Pcs Rigid Metal Cover RIGID METAL COVER ...

Page 74: ...QUICK DISASSEMBLE GUIDE Control Panel Ass y 3 73 DW3U Remove Screw M3D 4 10 4 Pcs Screw T2B 4 16 4 Pcs C Metal Shield C SHIELD METAL ...

Page 75: ... y 4 74 DW3U Remove Screw M3D 4 10 2 Pcs Control Panel Ass y Remove Screw M3D 4 10 2 Pcs Remove SD PWB Ass y P JP55121 Remove Screw M3E 3 8 3 Pcs Screw T2B 3 10 Remove Control PWB Ass y P JP55121 CONTROL PANEL ASS Y CONTROL PANEL ASS Y DETAIL ...

Page 76: ...FINAL ASSEMBLY GUIDE TABLE OF CONTENTS 75 DW3U ...

Page 77: ...FINAL ASSEMBLY GUIDE 76 DW3U ...

Page 78: ...FINAL ASSEMBLY GUIDE 77 DW3U ...

Page 79: ...FINAL ASSEMBLY GUIDE 78 DW3U ...

Page 80: ...FINAL ASSEMBLY GUIDE 79 DW3U ...

Page 81: ...FINAL ASSEMBLY GUIDE 80 DW3U ...

Page 82: ...FINAL ASSEMBLY GUIDE 81 DW3U ...

Page 83: ...FINAL ASSEMBLY GUIDE 82 DW3U ...

Page 84: ...FINAL ASSEMBLY GUIDE 83 DW3U ...

Page 85: ...TunerM_CV in using an NTSC Color Bar signal and a X10 probe The amplitude of the waveform is shown as Numbers inside circle correspond to locations shown in the circuit diagram Waveforms taken WAVEFORMS 6 I001 Pin 28 MAIN_Y V out I001 Pin 32 SUB_Y V out I001 Pin 44 I 2 C DATA 7 I001 Pin 45 I2 C CLK ...

Page 86: ...5 GND 5 6 GND 6 4 8 V 7 NC 7 3 1 V 8 Vs 86 8 V 8 NC 9 Vs 86 8 V 10 Vs 86 8 V Symbol Pin No Voltage Symbol Pin No Voltage CNPPS 1 5 4 V PTC 1 Symbol Pin No Voltage 2 5 4 V 2 CN68 1 5 1 V 3 5 4 V 3 2 GND 4 GND 4 3 3 3 V 5 GND 5 4 GND 6 GND 6 5 NC 7 10 V 7 6 NC 8 GND 8 7 2 7 V 9 16 V 9 8 2 7 V 10 GND 10 9 2 V 9 NC 11 GND 12 GND Symbol Pin No Voltage 13 10 V PSC 1 5 2 V 14 10 V 2 5 2 V 15 10 V 3 5 2 V...

Page 87: ...ce Manual Don t degrade the safety of the receiver through improper servicing All DC voltage to be measured with a tester 100 kΩ V Voltage taken on a complex color bar including a standard color bar signal Since this is a basic circuit diagram the value of the parts is subject to be altered for improvement 1 2 3 4 5 6 A B C D E BASIC CIRCUIT DIAGRAM DW3U CONTROL 1 of 1 CONTROL TABLE OF CONTENTS 86...

Page 88: ...this Service Manual Don t degrade the safety of the receiver through improper servicing All DC voltage to be measured with a tester 100 kΩ V Voltage taken on a complex color bar including a standard color bar signal Since this is a basic circuit diagram the value of the parts is subject to be altered for improvement 87 BASIC CIRCUIT DIAGRAM 1 2 3 4 5 6 A B C D E DW3U Filter 1 of 1 FILTER ...

Page 89: ...of this Service Manual Don t degrade the safety of the receiver through improper servicing All DC voltage to be measured with a tester 100 kΩ V Voltage taken on a complex color bar including a standard color bar signal Since this is a basic circuit diagram the value of the parts is subject to be altered for improvement 88 BASIC CIRCUIT DIAGRAM 1 2 3 4 5 6 A B C D E LED DW3U LED 1 of 1 ...

Page 90: ... of this Service Manual Don t degrade the safety of the receiver through improper servicing All DC voltage to be measured with a tester 100 kΩ V Voltage taken on a complex color bar including a standard color bar signal Since this is a basic circuit diagram the value of the parts is subject to be altered for improvement 89 BASIC CIRCUIT DIAGRAM 1 2 3 4 5 6 A B C D E SD DW3U SD 1 of 2 ...

Page 91: ...DC voltage to be measured with a tester 100 kΩ V Voltage taken on a complex color bar including a standard color bar signal Since this is a basic circuit diagram the value of the parts is subject to be altered for improvement 90 BASIC CIRCUIT DIAGRAM NOTE of this Service Manual Don t degrade the safety of the receiver through improper servicing 1 2 3 4 5 6 A B C D E SD DW3U SD 2 of 2 ...

Page 92: ...is Service Manual Don t degrade the safety of the receiver through improper servicing All DC voltage to be measured with a tester 100 kΩ V Voltage taken on a complex color bar including a standard color bar signal Since this is a basic circuit diagram the value of the parts is subject to be altered for improvement 91 BASIC CIRCUIT DIAGRAM 1 2 3 4 5 6 A B C D E TERMINAL DW3U Terminal 1 of 5 ...

Page 93: ...is Service Manual Don t degrade the safety of the receiver through improper servicing All DC voltage to be measured with a tester 100 kΩ V Voltage taken on a complex color bar including a standard color bar signal Since this is a basic circuit diagram the value of the parts is subject to be altered for improvement BASIC CIRCUIT DIAGRAM 1 2 3 4 5 6 A B C D E Terminal 2 of 5 TERMINAL DW3U 92 ...

Page 94: ...is Service Manual Don t degrade the safety of the receiver through improper servicing All DC voltage to be measured with a tester 100 kΩ V Voltage taken on a complex color bar including a standard color bar signal Since this is a basic circuit diagram the value of the parts is subject to be altered for improvement BASIC CIRCUIT DIAGRAM 1 2 3 4 5 6 A B C D E Terminal 3 of 5 DW3U 93 TERMINAL ...

Page 95: ...tage to be measured with a tester 100 kΩ V Voltage taken on a complex color bar including a standard color bar signal Since this is a basic circuit diagram the value of the parts is subject to be altered for improvement BASIC CIRCUIT DIAGRAM NOTE of this Service Manual Don t degrade the safety of the receiver through improper servicing 1 2 3 4 5 6 A B C D E Terminal 4 of 5 TERMINAL DW3U 94 ...

Page 96: ...is Service Manual Don t degrade the safety of the receiver through improper servicing All DC voltage to be measured with a tester 100 kΩ V Voltage taken on a complex color bar including a standard color bar signal Since this is a basic circuit diagram the value of the parts is subject to be altered for improvement BASIC CIRCUIT DIAGRAM 1 2 3 4 5 6 A B C D E Terminal 5 of 5 TERMINAL DW3U 95 ...

Page 97: ...BACK TO TABLE OF CONTENTS 96 PRINTED CIRCUIT BOARDS DW3 U TERMINAL PWB Component side DW3 U ...

Page 98: ...PRINTED CIRCUIT BOARDS DW3 U TERMINAL PWB Solder side DW3 U 97 ...

Page 99: ...PRINTED CIRCUIT BOARDS DW3 U SD PWB Component side DW3 U 98 ...

Page 100: ...PRINTED CIRCUIT BOARDS DW3 U SD PWB Solder side DW3 U 99 ...

Page 101: ...PRINTED CIRCUIT BOARDS DW3 U LED PWB DW3 U Component side 100 Solder side ...

Page 102: ...PRINTED CIRCUIT BOARDS DW3 U FILTER PWB Component side DW3 U 101 Component side ...

Page 103: ...PRINTED CIRCUIT BOARDS DW3 U FILTER PWB Solder side DW3 U 102 Solder side ...

Page 104: ...PRINTED CIRCUIT BOARDS DW3 U CONTROL PWB Component side DW3 U 103 ...

Page 105: ...PRINTED CIRCUIT BOARDS DW3 U CONTROL PWB Solder side DW3 U 104 ...

Page 106: ...121R CERAMIC CAPACITOR 0 47UF 10V C011 AA01121R CERAMIC CAPACITOR 0 47UF 10V C056 AA01121R CERAMIC CAPACITOR 0 47UF 10V C012 AA01121R CERAMIC CAPACITOR 0 47UF 10V C058 AA00937R CAP CHIP CERAMIC 10UF 10V 2012BK C013 AA01121R CERAMIC CAPACITOR 0 47UF 10V C059 AA01121R CERAMIC CAPACITOR 0 47UF 10V C014 AA01121R CERAMIC CAPACITOR 0 47UF 10V C060 AA01144R CERAMIC CAP 1608 B 1 0UF 16V C015 AA01121R CERA...

Page 107: ...PS3 0893211R CAP 1608CHIP 1500PFKB 50V TAPE CY13 AA01144R CERAMIC CAP 1608 B 1 0UF 16V CPS4 0893127R CAP 1608CHIP 120PFJCH 50V TAPE CY14 AA01144R CERAMIC CAP 1608 B 1 0UF 16V CPS5 0893222R CAP 1608CHIP10000PFKB 50V TAPE CY15 AA01231R 0 1UF 16V 1005 B CERAMIC CAPAC CPS6 0893127R CAP 1608CHIP 120PFJCH 50V TAPE CY16 AA00966R CERAMIC CAPACITOR 4 7UF 6 3V CPS7 0893222R CAP 1608CHIP10000PFKB 50V TAPE CP...

Page 108: ... RES CHIP 1 16W 10K OHM QP01 CA01011R TRS CHIP 2SK3018 R092 0790001R CHIP RESISTOR RECJUMPER 1 16C16T1608 QP02 CA14091R PHOTO TRANSISTOR R093 0790001R CHIP RESISTOR RECJUMPER 1 16C16T1608 QPS1 CA14091R PHOTO TRANSISTOR R0E0 0790015R RES CHIP 1 16W 22 OHM QQ01 CA02091R SRC1204EF_PF R0E1 0790015R RES CHIP 1 16W 22 OHM QT01 CA14091R PHOTO TRANSISTOR R0E2 0790015R RES CHIP 1 16W 22 OHM QT02 CA14091R P...

Page 109: ...608 RY38 0790037R RES CHIP 1 16W 1 0K OHM RNL3 0790001R CHIP RESISTOR RECJUMPER 1 16C16T1608 RY39 0790037R RES CHIP 1 16W 1 0K OHM RP03 0790001R CHIP RESISTOR RECJUMPER 1 16C16T1608 RY40 0790037R RES CHIP 1 16W 1 0K OHM RP07 0790051R RES CHIP 1 16W 10K OHM RY41 0790037R RES CHIP 1 16W 1 0K OHM RP12 0790024R RES CHIP 1 16W 100 OHM RY42 0790037R RES CHIP 1 16W 1 0K OHM RP18 0790073R RES CHIP 1 16W 4...

Page 110: ...CTORS FUSES E01 EV01841 POWER CORD 125V10A UL CSA F9A1 FN00478 FUSE 51MS 100 L U 125V 10A E203 FQ00021 DRY BATTERY R6P AA NF9A1 2721351 FUSE HOLDER N01 QR70191 H401 INST BOOK N01 QR70201 T501 INST BOOK COILS N02 QR70211 H401 EASY GUIDE L9A1A BZ06241 LINE FILTER TF3022H A172Y10R0 N02 QR70221 T501 EASY GUIDE N203 QT44791 PLASMA WARRANTY CARD CANADA RESISTORS N204 QT49441 NATIONAL WARRANTY CARD 06 EX...

Page 111: ...ROL PWB SD PWB No Name TERMINAL PWB DIGITAL MAIN PWB NEPTUNE FILTER PWB No Name Part No 1 Main Digital PWB See below 2 TERMINAL PWB JP55121 3 SD PWB X480414 4 LED PWB X480415 5 CONTROL PWB X480413 6 FILTER PWB JP55131 7 POWER UNIT HA01912 DW3 U CH 1 CH 4 ...

Page 112: ... C PWB 9 A BUS L PWB JP54631 JP54621 8 XBUS D PWB JP54611 7 XBUS U PWB JP54571 6 X SUS PWB 5 Logic PWB JP54092 4 PSU HA01912 3 SDR D PWB JP54602 2 SDR U PWB JP54592 1 Y SUS PWB JP54581 7 5 4 6 8 11 10 9 1 3 2 50 Plasma Panel Boards DW3U 111 ...

Page 113: ...50 Plasma Cable Assemblies 112 FLAT CABLE p n EK02194 FLAT CABLE p n EK02193 FLAT CABLE p n EK02191 FLAT CABLE p n EK02192 POWER CABLE p n EF26343 POWER CABLE p n EF26353 ...

Page 114: ... SW SD 13 IQ03 CK55511R 1G LOGIC IC TC7SG17FU CLOCK BUFFER SD 14 JWE1 EY01772R SD MEMORY CARD 500998 0900 MEMORY CARD JACK SD 15 HL01 CZ01391 ANALOG MONOLITHIC IC GP1FSV51TK0F OPTICAL MINI JACK FOR DIGITAL AUDIO TERMINAL 16 I001 CK53531U R2S11008FP AUDIO VIDEO SELECTOR TERMINAL 17 I002 CK37218R MONO IC TK11150CSCL 5 V VOLTAGE REGULATOR W ON OFF SW TERMINAL 18 I003 CK51331R TK11100CS ADJUSTABLE POS...

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Page 124: ...1 DW2 DW3 T models DW3 H models MENU MENU MENU 8 SELECT Service Adj Mode I2C Adjust MENU MENU MENU 9 SELECT Panel Test Mode see below Service Modes available to the technician via remote only DW1 DW2 DW3 ...

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