Hitachi 51F510 DP43 Service Manual
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Hitachi 51F510 DP43 Service Manual

Projection color television
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SERVICE MANUAL
N N T T S S C C
IMPORTANT SAFETY INSTRUCTIONS .............................................................................. 2
SERVICING PRECAUTIONS .............................................................................................. 6
TECHNICAL CAUTIONS .................................................................................................... 11
SPECIFICATIONS .............................................................................................................. 12
GENERAL INFORMATION ..................................................................................................14
REMOTE CONTROL ..........................................................................................................17
CUSTOMIZED PICTURE AND SOUND ADJUSTMENTS ..................................................18
DISPLAY PICTURE FORMATS ..........................................................................................28
SERVICE ADJUSTMENTS..................................................................................................30
PROTECTION CIRCUIT BLOCK DIAGRAM ......................................................................82
TROUBLESHOOTING FLOW CHART ................................................................................83
DC VOLTAGE TABLES ........................................................................................................89
WAVEFORMS......................................................................................................................98
CIRCUIT SCHEMATIC DIAGRAM ....................................................................................113
PRINTED CIRCUIT BOARDS (removed) .........................................................................128
BLOCK DIAGRAM ............................................................................................................147
WIRING DIAGRAM............................................................................................................148
EXPLODED VIEW ............................................................................................................151
EXPLODED VIEW PARTS LIST ........................................................................................152
QUICK REFERENCE PARTS LIST (IC & UNIT) ..............................................................176
DISASSEMBLY INSTRUCTIONS ......................................................................................179
PWB Parts List ..................................................................................................................180
CAUTION:
These servicing instructions are for use by qualified service personnel only. To reduce the risk of
electric shock do not perform any servicing other than that contained in the operating instructions
unless you are qualified to do so. Before servicing this chassis, it is important that the service
technician read the "IMPORTANT SAFETY INSTRUCTIONS" in this service manual.
Components having special safety characteristics are identified by a
Service Data and its supplements and bulletins. Before servicing the chassis, it is important that the service technician
read and follow the "Important Safety Instructions" in this Service Manual.
SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT
PROJECTION COLOR TELEVISION
JUNE 2004
Version 0190.4
D D P P 4 4 3 3
C C h h a a s s s s i i s s
TO GO TO A CHAPTER, CLICK ON ITS HEADING BELOW
CONTENTS
SAFETY NOTICE
USE ISOLATION TRANSFORMER WHEN SERVICING
HHEA-MANUFACTURING DIVISION
No. 0190
PA
51F510
57F510
R/C: CLU-4341UG2
on the schematics and on the parts list in this
!
DP43
DP43
updated 02/13/07
updated 12/15/05
updated 07/15/05
Added 5/3/05

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Summary of Contents for Hitachi 51F510 DP43

  • Page 1: Table Of Contents

    No. 0190 51F510 DP43 57F510 DP43 SERVICE MANUAL D D P P 4 4 3 3 N N T T S S C C R/C: CLU-4341UG2 C C h h a a s s s s i i s s TO GO TO A CHAPTER, CLICK ON ITS HEADING BELOW CONTENTS IMPORTANT SAFETY INSTRUCTIONS ................

  • Page 2: Important Safety Instructions

    Before servicing this chassis, it is important that the service technician read and follow the “Important Safety Instructions” in this Service Manual. For continued X-Radiation protection, replace picture tube with original type or Hitachi approved equivalent type. This Service Manual is intended for qualified service technicians; it is not meant for the casual do-it-yourselfer.

  • Page 3: Important Safety Instruction

    DP43 IMPORTANT SAFETY INSTRUCTION 1. Before returning an instrument to the customer, always make a safety check of the entire instrument, including but not limited to the following items. (READING SHOULD NOT a. Be sure that no built-in protective devices are LEAKAGE BE ABOVE 0.5MIU) defective and/or have been deleted during servicing.
  • Page 4 For continued X-radiation protection, the replacement making test measurements. tube must be the same type as the original, Hitachi 2. To prevent X-radiation, after replacement of approved type. picture tube and lens, confirm these components...
  • Page 5 4. Picture Tube Implosion Protection Warning – The safety characteristics as the recommended replace- picture tube in this receiver employs integral ment part in Hitachi service data parts list might implosion protection. For continued implosion create shock, fire, and/or other hazards. Product...

  • Page 6: Servicing Precautions

    DP43 SERVICING PRECAUTIONS CAUTION: Before servicing instruments covered by this 7. Do not apply AC power to this instrument and/or any of its service data and its supplements and addenda, read and electrical assemblies unless all solid-state device heat- follow the “Important Safety Instructions” on page 3 of this sinks are correctly installed.
  • Page 7 IC Removal/Replacement 4. Securely crimp each connection and solder it. Some Hitachi unitized chassis circuit boards have slotted holes (oblong) through which the IC leads are inserted and 5. Inspect (on the circuit board copper side) the solder joints then bent flat against the circuit foil.
  • Page 8 2. Trace along the copper pattern from both wire sides of ensure the maintenance of reliability and safety standards, the pattern break and locate the nearest component contact your Hitachi personnel. directly connected to the affected copper pattern. At IC Connections 3.
  • Page 9 DP43 SERVICING PRECAUTIONS NOTE: These components are affixed with glue. Be careful not to break or damage any foil under the component or at the pins of the ICs when removing. Usually applying heat to the component for a short time while twisting with tweezers will break the component loose.
  • Page 10 DP43 Information for service about lead-free solder introduction Hitachi introduced lead-free solder to conserve the "Earth Environment". Please refer to the following before servicing. (1) Characteristic of lead-free solder Melting point of lead free solder is 40-50 C higher than solder containing lead.

  • Page 11: Technical Cautions

    DP43 TECHNICAL CAUTIONS High Voltage limiter circuit operation check. 4. When the limiter circuit is operating properly, High 1. Turn off TV and connect jig as shown in Figure 2. Adjust Voltage will be less than 37 kV at 1.62mA when TV shuts jig fully counter-clockwise for minimum resistance.

  • Page 12: Specifications

    DP43 SPECIFICATIONS Models: 51F510 Intermediate Frequency: Picture l-F Carrier 45.75 MHz 57F510 Sound l-F Carrier 41.25 MHz Color Sub Carrier 42.17 MHz Cathode-Ray Tube: 51F510 R=P16MAB00RFA Video Input: 1 Volt p-p, 75 Ohm 57F510 G=P16MAB00HHA B=P16MAB00BMB Video Output: 1 Volt p-p, 75 ohm Power Input: 120±10% volts AC, 60 Hz Audio Input:...

  • Page 13: Cautions When Connecting/Disconnecting The Hv Connector

    DP43 CAUTIONS WHEN CONNECTING / DISCONNECTING THE HV CONNECTOR Perform the following when the HV connector (anode connector) is removed or inserted for CPT replacement, etc. Anode connector Deflection P.W.B. During Removal Roll out silicon cover from FBT’s contact area slowly. While turning the connector about 90 degrees following the arrow (0 position), push the connector PUSH...

  • Page 14: General Information

    DP43 GENERAL INFORMATION INPUT 5 MAGIC FOCUS VOL- VOL+ INPUT MENU AUDIO EXIT SELECT S-VIDEO VIDEO L/MONO CURSOR MENU/SELECT button This button allows you to enter the MENU, making it possible to set TV features to your preference without using the remote. This button also serves as the SELECT button when in MENU mode.
  • Page 15 2. Only DTV formats such as 1080i, 720p, 480i and 480p are available for HDMI input. RS232C Input For use with third party home Audio/Video control systems which are commercially available. Please see your dealer regarding these “non Hitachi” home control systems (see page 64 to activate this input).
  • Page 16 DP43 GENERAL INFORMAIION TYPICAL FULL-FEATURE SETUP DVD Player OUTPUT Outside antenna or digital cable External Digital Component with HDMI output capability ANT A HDMI Converter HDMI 1 INPUT 2 INPUT 1 ANT B VIDEO VIDEO MONITOR OUT INPUT 4 INPUT 3 S-VIDEO OUTPUT INPUT...

  • Page 17: Remote Control

    DP43 REMOTE CONTROL CLU-4341UG2 (HL02071) TABLE OF CONTENTS...

  • Page 18: Customized Picture And Sound Adjustments

    DP43 CUSTOMIZED PICTURE AND SOUND ADJUSTMENTS Video Select VIDEO to adjust picture settings and improve picture quality. You can independently customize each of the Video Inputs to your preference to increase viewing performance and pleasure depending upon the video program being viewed.
  • Page 19 DP43 CUSTOMIZED PICTURE AND SOUND ADJUSTMENTS Use the CURSOR buttons to highlight the function to be adjusted. Press the CURSOR buttons to adjust the function. Press the SELECT button to select the function settings. Press MENU to return to main menu or select PICTURE MODE to return to previous menu. Press EXIT to quit menu.
  • Page 20 DP43 CUSTOMIZED PICTURE AND SOUND ADJUSTMENTS Reset Video This function allows you to Reset the Video Menu Settings of the present input and return it to the Day VIDEO Settings mode. Video Video ANT A/B Picture Mode Night Reset Video Settings Contrast 100% S e l e c t...
  • Page 21 This involves a process known as 3:2 pulldown. When Auto Movie Mode is turned ON from the VIDEO menu, your Hitachi Projection Television will activate the circuitry for this special feature to improve video performance when watching film based sources.

  • Page 22: Magic Focus

    The Magic Focus button on control panel will not work when adjustment mode is set to Manual (see page 23-24). Your HITACHI Projection TV has three color projection tubes: one for red, one for green, one for blue. When mixed together in the proper proportion, the output of these three color tubes can produce any color.
  • Page 23 DP43 CUSTOMIZED PICTURE AND SOUND ADJUSTMENTS Manual Convergence Adjustment Mode (9 Point Manual Adjustment) NOTES: 1. Please turn ON your television for at least 20 minutes before using this feature. Auto Adjustment Mode is recommended. If convergence is still not acceptable, use the Manual Adjustment Mode. If Auto Adjust mode is selected or the Magic Focus button is pressed, all manual adjust mode settings will be erased.
  • Page 24 DP43 CUSTOMIZED PICTURE AND SOUND ADJUSTMENTS Manual Convergence Adjustment Mode (117 Point Manual Adjustment) NOTES: 1. Please turn ON your television for at least 20 minutes before using this feature. Auto Adjustment Mode is recommended. If convergence is still not acceptable, use the Manual Adjustment Mode. If Auto Adjust mode is selected or the Magic Focus button is pressed, all manual adjust mode settings will be erased.
  • Page 25 DP43 CUSTOMIZED PICTURE AND SOUND ADJUSTMENTS Menu Preference This feature will allow you to select any one of three different languages for all on-screen displays. Setup Setup Menu Preference Magic Focus Tune Up Set The Language Menu Preference English Francais Español Set The Inputs Set The Menu Background...
  • Page 26 Sound reproduction quality enhancement system. The BBE technology produces sound that is natural and crisp from just two speakers or the two internal speakers found in your HITACHI television. If your HITACHI television is connected to an external audio system, BBE will also create an incredible crisp sound experience from two speakers.
  • Page 27 DP43 CUSTOMIZED PICTURE AND SOUND ADJUSTMENTS Audio Source Multi-Channel Television Sound will allow you to select STEREO (a stereo broadcast), MONO (monaural sound) used when receiving a weak stereo broadcast or 2nd Audio Prog (SAP) which may be a secondary language, weather report, etc.

  • Page 28: Display Picture Formats

    DP43 DISPLAY PICTURE FORMAT ASPECT button Press this button to quickly change the picture format ASPECT ratio. Depending on the input signal, the picture format ratio allows you to adjust the images through the following options. 4:3 Standard Use this aspect mode to display conventional (4:3) images. Side panels (gray areas) are placed to the left and right of the image to preserve the original aspect ratio of the source.
  • Page 29 DP43 PIP OPERATION...

  • Page 30: Service Adjustments

    NTSC (480i) signal generator. Hitachi recognizes that few companies offer HDTV or SDTV signal generators and that the cost of these generators is sometimes prohibitive. For this reason, we suggest the use of a set-top-box for HDTV and SDTV adjustments. Usually, there is a switch on the set-top-box which enables it to output HDTV (1080i or 720P) or SDTV (480P) signals even with no input.

  • Page 31: Assembled P.w.b Adjustment

    DP43 1. ASSEMBLED P.W.B. ADJUSTMENT 1.1 Service Menu Access Adjustment Procedure (1) Press and hold INPUT key on Control Panel and then press POWER key on control panel to access I adjustment mode. (2) Receive signal on main picture. (NTSC, SDTV or HDTV). Some menu pages have I C adjustments for SDTV and HDTV.

  • Page 32: Comb Filter Operation Check

    DP43 1.2 Comb filter operation check Important: High Voltage adjustment should Adjustment preparation NOT be adjusted in field. This is (1) Receive the color bar signal at the regular tuning adjusted at factory using precise point. loads should (2) Set the CONTRAST control to MAX and the other readjusted.

  • Page 33: Dcu Phase Data Setting

    DP43 Adjustment procedure Adjustment procedure 4. Bring up each screen G2 control, one at a time, (1) Press and hold INPUT key on control panel and (1) Receive circle pattern. until that color is just barely visible. (Also, adjust then POWER ON to access I C adjustment (2) Push SERVICE ONLY switch to display DCU the focus control for each color to obtain optimum...

  • Page 34: Beam Alignment

    DP43 (4) Turn the deflection yoke of R or B and set so that the 2.6 Raster position adjustment inclination of R or B light with respect to the green Adjustment preparation light is as shown below on the top and bottom sides. (1) The set can face east or west.

  • Page 35: Beam Form Adjustment

    DP43 2.7 Beam form adjustment SIDE PIN DISTORTION (3) Choose “EW PARA” (SIDE PIN) item by using Adjustment preparation [MENU] key and key. (1) Raster Position should have been completed. (4) Adjust SIDE PIN as follows using keys. (2) The raster tilt and centering should have been completed.

  • Page 36: Lens Focus

    DP43 TRAPEZOID DISTORTION (2) Apply covers to each color of R, G and B lenses. (9) Choose “EW TRAP” (TRAPEZOID) item by And project a single color on the screen and using keys. adjust in sequence. (The adjustment order of G, (10) Adjust TRAPEZOID as follows using keys.
  • Page 37 DP43 OPTICAL FOCUSING ADJUSTMENT GREEN (5) In case of R lens. Set the position where the chromatic aberration changes from red to CHASSIS DP43 crimson. As shown below, observe the vertical SCREEN SIZE 51” 57” bright line and adjust lens focus where the L1 and L2 crimson or red chromatic aberration slightly (PITCHES from CENTER)

  • Page 38: Static Focus

    DP43 OPTICAL FOCUSING ADJUSTMENT BLUE 2.11 Digital convergence adjustment CHASSIS DP43 Note: 1. If replacing a PRT, DY, etc. perform auto- SCREEN SIZE 51” 57” digital convergence first. (Press front panel L1 and L2 (PITCHES from CENTER) MAGIC FOCUS switch). This can eliminate BETWEEN the need for a complete digital convergence L1&L2...

  • Page 39: Magic Focus Character Set Up

    DP43 2.11.1 MAGIC FOCUS Character Set-Up TABLE 1. - DCU PARAMETER This instruction should be applied when a new DCU Parameter Normal is being replaced. ADJ. DISP Adjustment Preparation DEMO WAIT (1) Receive NTSC RF or video signal. INT. INT. START (2) With Power off, PRESS and HOLD the SERVICE V.

  • Page 40: Magic Focus Pattern Set Up

    DP43 Pattern Position 2.11.2 MAGIC FOCUS Pattern Set-Up NOTE: (1) This instruction should be applied when a new DCU is being replaced. (2) This instruction shows how to set up the pattern position for MAGIC FOCUS. (3) R/C set on DCU (or DCAM) mode (see page 46). Adjustment Procedure (1) Receive NTSC RF or video signal.
  • Page 41 DP43 “Convergence For Outside Signal” function Is there a particular image you’d like to use? Please provide..
  • Page 42 DP43...

  • Page 43: Convergence Jig Screen Specification

    DP43 2.11.3 Convergence Jig Screen Specifications 51F510 (Part Number H312272) 19.7 90.8 90.8 90.8 90.8 90.8 90.8 90.8 90.8 90.8 90.8 90.8 90.8 19.7 30.5 41.0 51” 82.0 Wide 82.0 82.0 82.0 82.0 82.0 41.0 30.5 1129 57F510 (Part Number H312273) 22 101.5 101.5 101.5 101.5 101.5 101.5 101.5 101.5 101.5 101.5 101.5 101.5 22 34.1 45.8...

  • Page 44: Raster Position Adjustment

    DP43 Note: If only minor adjustments to convergence are Adjustment procedure needed, the jig screen is not necessary. Use (1) Receive any NTSC signal. digital data stored in memory and one color as a (2) Start adjustment at the center of the screen. reference (red, green, or blue).

  • Page 45: Magic Focus Initialize

    NOTE: If there is an error message, red dots or an error code, refer to page 46, CONVERGENCE ERRORS. HOW TO SET HITACHI R/C TO DCAM MODE. This mode is intended for Service use only. Customer should not be given access to this mode.
  • Page 46 DP43 Convergence Errors. If an error message or code appears while performing MAGIC FOCUS or initialize (ASPECT , key in DCU service mode) follow this confirmation and repair method. 1. Turn on power and receive any signal. 2. Press service switch on DEF./CONV. board. 3.

  • Page 47: Blue Defocus Adjustment

    DP43 2.12 Blue Defocus adjustment (6) BLUE defocus ADJ. should be finished. (7) The vertical incident illumination on the screen Adjustment Preparation should be 20 Lux. or less. (1) Optical and electrical focus adjustment should (8) Picture Format is 16:9 Standard Mode. have been completed.

  • Page 48: Sub Brightness Adjustment

    DP43 2.14 Sub brightness adjustment WHITE BALANCE ADJUSTMENT FLOW CHART Adjustment preparation START (1) Start adjustment after the power is turned ON for 20 minutes or more. (2) Receive the color bar signal. (3) The vertical incident illumination on the screen Cut Off Adj.

  • Page 49: Sub-Picture Signal Amplitude Adjustment

    DP43 2.15 Sub Picture Signal Amplitude Adjustment Adjustment preparation (1) Sub-brightness adjustment should be finished. (2) Start adjustment about 20 minutes after the power switch is turned on. (3) Condition should be as follows: Contrast : Max Brightness : Center (4) Press PIP button on R/C unit.

  • Page 50: Horizontal Position Adjustment

    DP43 2.16 Horizontal position adjustment 2.17 Scanning area check Adjustment preparation Checking condition (1) The screen face of set should be turned to East (1) Digital convergence adjustment should have been or West. completed. (2) VIDEO control should be set to Factory Preset (2) Receive the circle pattern signal.

  • Page 51: Top And Bottom Panel Distortion Check

    Measuring Condition (1) Measure it after 20 minutes or later of the picture appearance. (2) Display NTSC Hitachi circle pattern signal, set Aspect to 4:3 standard mode. Contrast: Max, Brightness: Center (3) Measure side panel width as shown below A ~ F.
  • Page 52 DP43 2.19. ADJUSTMENT POINT CRT, cabinet locations BACK TO ADJUSTMENTS...

  • Page 53: I2C Parameter List

    DP43 2-20. I2C Parameter List...
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  • Page 72 DP43 Hitachi RS232C Communication Specification 2-21. Hitachi RS232C Communication Specification This document defines the detailed RS232C control protocol for the following Hitachi CRT Projection Televisions: Model: 51F510 Model: 57F510 The Information enclosed is subject to change without notice. Please refer to revision number shown above when inquiring about product support.
  • Page 73 DP43 2.2- Data Format (1) Terminal Mode control format (Turning on and Off Terminal Mode) - Terminal On is achieved by sending a 1 byte command of 05 (Hex). - Terminal Off is achieved by sending a 1 byte command of 04 (Hex) Figure.

  • Page 74: Communication Protocol

    DP43 Communication Protocol 3.1- Terminal Mode (Communication between television and external PC) When the RS232C mode is set from Off to On by the television OSD menu and the TXD2 and RXD2 serial communication lines are switched to AV control, the television can communicate with an external PC.
  • Page 75 DP43 3.2- Command Summary (Sending and Receiving Data) 3.2.1- Data received by Television • TV will accept data from the PC when it is properly formatted as shown in table 3.2.1.1 only when the Terminal Mode is ON. • The command length is 12 bytes with a start and stop byte. Therefore total command strings are 14 bytes •...
  • Page 76 DP43 3.3 Command Table 3.3.1- 1 sub command (for function) table Table 3.3.1 1 Sub Command and Adjustment Table Command Setting Command Format Function E2PROM (*1) Control POWER 0000 Info Write ( c ) INPUT 0000 Info Write ( c ) Volume 0000 Volume Bar...
  • Page 77 DP43 Setting Item Initial Comments Data Range Setting Power 0: Off 1: On Input 0: Input 1 1: Input 2 2: Input 3 3: Input 4 4: Input 5 6: Ant. A 7: Ant. B 8: PC 9: Photo Input Volume 0~60 Step Balance...
  • Page 78 DP43 • The remote control keys will also be invalid except for the Power button on the front of the unit. • Closed Caption Display (CCD) function will be usable when in Terminal Mode Table 3.3.5 (Variables of Activating Terminal On / Terminal Off) Terminal On Terminal Off Command...
  • Page 79 DP43 Command String Development Information 4.1- To assist with developing command strings, the table below shows a Hex character conversion chart Table 4.1.1 Hex Character Conversion Chart Hex Character Hex Code Hex Character Hex Code 4.2 - An example of the proper coding technique is demonstrated below for the ìPower Onî Command.
  • Page 80 DP43 Figure 7 4.5- The following table provides the conversion strings for the "Write" commands Table 4.5.1 Write Data Command Summary Item Command Initial Hex Character Hex Code Set Result Condition Power 6E0000000001 364530303030303030303031 Turns Power On Power 6E0000000000 364530303030303030303030 Turns Power Off Input Input 1...
  • Page 81 DP43 Table 4.5.1 Write Data Command Summary (Continued) Item Command Initial Hex Character Hex Code Set Result Condition Info B20000000001 423230303030303030303031 Turns Info On Info B20000000000 423230303030303030303031 Turns Info Off Direct CH Key Code D00000000000 443030303030303030303030 Key code to 0 to 0 Direct CH - D00000010000...
  • Page 82 DP43...
  • Page 83 DP43 2-23. 2-23-1 TABLE OF CONTENTS...
  • Page 84 DP43 Trouble shooting for Convergence 2-23-2. Convergence cannot be corrected (How to check) Convergence cannot be corrected...
  • Page 85 DP43...
  • Page 86 DP43 2-23-3. No HDMI Picture...
  • Page 87 DP43 2-23-4. No HDMI analog audio...
  • Page 88 DP43 2-23-5. No HDMI digital audio...

  • Page 89: Dc Voltages

    DP43 DC VOLTAGES Transistors DC Voltages. Signal PWB (1/5) Transistors IC's Circuit Voltage Circuit Voltage Circuit Voltage Circuit Voltage Circuit Voltage Circuit Voltage Q003 Q030 I003 Q005 Q031 3.21 15.8 15.8 I010 Q006 Q032 15.8 I005 Q007 Q036 I004 Q008 Q037 15.7 Q009...
  • Page 90 DP43 DC VOLTAGES Transistors (Continued) Signal PWB (2/5) IC's Circuit Voltage Circuit Voltage Transistors IC's Circuit Voltage Circuit Voltage Q401 I401 Q402 I401 Q403 I401 Q404 I401 Q405 I402 Q406 Q407 Q408 Q409 Q411 Q416 Q417 Q418 I402 Q419 I402 I403 Q423 10.7...
  • Page 91 DP43 DC VOLTAGES Transistors (Continued) Signal PWB (3/5) Transistors IC's Circuit Voltage Circuit Voltage Circuit Voltage Circuit Voltage Q501 Q502 Q503 Q504 Q505 Q506 IC's Circuit Voltage Circuit Voltage Circuit Voltage Circuit Voltage I501 I501 I502 I502 I502 I503 I501 I501 I502 I502...
  • Page 92 DP43 DC VOLTAGES Transistors (Continued) Signal PWB (4/5) Transistors IC's Circuit Voltage Circuit Voltage Circuit Voltage Circuit Voltage Circuit Voltage QV01 QV42 IV06 IV01 QV02 QV43 QV03 QV44 IV07 QV04 QV45 QV05 QV46 QV11 QV47 IV02 QV12 QV48 QV13 QV49 QV15 QV50 QV16...
  • Page 93 DP43 DC VOLTAGES Transistors (Continued) Signal PWB (5/5) Transistors IC's Circuit Voltage Circuit Voltage Circuit Voltage Circuit Voltage Circuit Voltage Name Name Name QY01 QY24 IY01 IY04 QY02 QY25 IY02 QY03 QY26 QY07 QY27 IY03 IY05 QY09 QY28 QY10 QY29 QY11 QY32 IY04...
  • Page 94 DP43 DC VOLTAGES Transistors (Continued) Tuner PWB Transistors IC's Circuit Voltage Circuit Voltage Q302 Q303 Q304 Q305 Q306 I302 Q308 Q309 Q311 Q313 Q314...
  • Page 95 DP43 DC VOLTAGES Connectors HDMI PWB DM(UV01) Connectors. Circuit Voltage Circuit Voltage PH61 PM61 PM61 PH62 PH61 PM61 PH62 PH62...
  • Page 96 DP43 DC VOLTAGES IC’s FC(UY01) Circuit Voltage PFC1 PFC2...
  • Page 97 DP43 DC VOLTAGES IC’s (Continued) Power(U901) Circuit Voltage Circuit Voltage 42.2 42.2 PPS2 42.2 PPS1 -0.2 -0.3 35.4 10.6 10.6 10.7 -5.6 -5.1...
  • Page 98 DP47 WAVEFORMS AT EACH SECTION Numbers inside circle correspond to locations shown in the circuit diagram. Waveforms taken using a Color Bar signal with H. sync 31 khz and V. sync 60 hz and a X10 probe. I004 P13 (OSC OUT) 2 I004 P21 (OSD BLK) I004 P22 (HALF TONE) I004 P23 (SYNC.
  • Page 99 DP47 WAVEFORMS AT EACH SECTION Numbers inside circle correspond to locations shown in the circuit diagram. Waveforms taken using a Color Bar signal with H. sync 31 khz and V. sync 60 hz and a X10 probe. I004 P30 (SDA1) I004 P31 (SDA2) I004 P32 (OSD R) 10 I004 P33 (OSD G)
  • Page 100 DP47 WAVEFORMS AT EACH SECTION Numbers inside circle correspond to locations shown in the circuit diagram. Waveforms taken using a Color Bar signal with H. sync 31 khz and V. sync 60 hz and a X10 probe. I004 P54 (FC ENABLE) 14 I004 P62 (OSD H-SYNC IN) 15 I004 P64 (OSD V-SYNC IN) 16 I002 P11 (DM Y IN)
  • Page 101 DP47 WAVEFORMS AT EACH SECTION Numbers inside circle correspond to locations shown in the circuit diagram. Waveforms taken using a Color Bar signal with H. sync 31 khz and V. sync 60 hz and a X10 probe. 20 I402 P41 (HDMI Pb IN) 19 I402 P39 (HDMI Y IN) I402 P41 (HDMI Pb IN) 22 I502 P5 (MAIN Y IN)
  • Page 102 DP47 WAVEFORMS AT EACH SECTION Numbers inside circle correspond to locations shown in the circuit diagram. Waveforms taken using a Color Bar signal with H. sync 31 khz and V. sync 60 hz and a X10 probe. 25 IV08 P6 (C IN) IV08 P40 (Y IN) 27 IV08 P8 (SYNC IN) 28 IV08 P13 (VD OUT)
  • Page 103 DP47 WAVEFORMS AT EACH SECTION Numbers inside circle correspond to locations shown in the circuit diagram. Waveforms taken using a Color Bar signal with H. sync 31 khz and V. sync 60 hz and a X10 probe. IYO4 P13 (G OUT) 32 IYO4 P14 (B OUT) 33 IY04 P35 (VP OUT) 34 IY04 P37 (H OUT)
  • Page 104 DP47 WAVEFORMS AT EACH SECTION Numbers inside circle correspond to locations shown in the circuit diagram. Waveforms taken using a Color Bar signal with H. sync 31 khz and V. sync 60 hz and a X10 probe. 37 PDD1 P04 (V. DRIVE) 38 I601 P03 (V.
  • Page 105 DP47 WAVEFORMS AT EACH SECTION Numbers inside circle correspond to locations shown in the circuit diagram. Waveforms taken using a Color Bar signal with H. sync 31 khz and V. sync 60 hz and a X10 probe. 43 IH01 P01 (HV DRIVE) 44 IH01 P04 (RAMP GEN.) 45 QH01 G (HV DRIVE IN) 46 QH01 D (HV OUT)
  • Page 106 DP47 WAVEFORMS AT EACH SECTION Numbers inside circle correspond to locations shown in the circuit diagram. Waveforms taken using a Color Bar signal with H. sync 31 khz and V. sync 60 hz and a X10 probe. 49 IP01 P16 (VG) 50 IP01 P12 (VG L) 51 IP01 P09 (OCP) 52 QP01 S...
  • Page 107 DP47 WAVEFORMS AT EACH SECTION Numbers inside circle correspond to locations shown in the circuit diagram. Waveforms taken using a Color Bar signal with H. sync 31 khz and V. sync 60 hz and a X10 probe. 55 P8A2 B OUT...

  • Page 108: Signal Block Assembly

    DP43 3.0 SIGNAL BLOCK ASSEMBLY BACK TO ADJUSTMENTS...
  • Page 109 DP43 3.1 POWER/DEFLECTION BLOCK DIAGRAM BACK TO ADJUSTMENTS...
  • Page 110 DP43 3.2 POWER/DEFLECTION P.W.B. BACK TO ADJUSTMENTS...
  • Page 111 DP43 3.3 CPT P.W.B. BACK TO ADJUSTMENTS...

  • Page 112: Control P.w.b

    DP43 3.4 CONTROL P.W.B. BACK TO ADJUSTMENTS...
  • Page 113 DP43 Signal 1 of 5 PRODUCT SAFETY NOTE: Components marked with a and shaded have special characteristics important to BASIC CIRCUIT DIAGRAM safety. Before replacing any of these components, read carefully the PRODUCT SAFETY NOTICE of this Service Manual. Don’t degrade the safety of the receiver through improper servicing. Signal 1 of 5 All DC voltage to be measured with a tester (100k /V).
  • Page 114 DP43 Signal 2 of 5 PRODUCT SAFETY NOTE: Components marked with a and shaded have special characteristics important to BASIC CIRCUIT DIAGRAM safety. Before replacing any of these components, read carefully the PRODUCT SAFETY NOTICE of this Service Manual. Don’t degrade the safety of the receiver through improper servicing. Signal 2 of 5 All DC voltage to be measured with a tester (100k /V).
  • Page 115 DP43 Signal 3 of 5 PRODUCT SAFETY NOTE: Components marked with a and shaded have special characteristics important to BASIC CIRCUIT DIAGRAM safety. Before replacing any of these components, read carefully the PRODUCT SAFETY NOTICE of this Service Manual. Don’t degrade the safety of the receiver through improper servicing. Signal 3 of 5 All DC voltage to be measured with a tester (100k /V).
  • Page 116 DP43 Signal 4 of 5 PRODUCT SAFETY NOTE: Components marked with a and shaded have special characteristics important to BASIC CIRCUIT DIAGRAM safety. Before replacing any of these components, read carefully the PRODUCT SAFETY NOTICE of this Service Manual. Don’t degrade the safety of the receiver through improper servicing. 26 27 Signal 4 of 5 All DC voltage to be measured with a tester (100k /V).
  • Page 117 DP43 Signal 5 of 5 PRODUCT SAFETY NOTE: Components marked with a and shaded have special characteristics important to BASIC CIRCUIT DIAGRAM safety. Before replacing any of these components, read carefully the PRODUCT SAFETY NOTICE of this Service Manual. Don’t degrade the safety of the receiver through improper servicing. 28 29 30 Signal 5 of 5 All DC voltage to be measured with a tester (100k /V).
  • Page 118 DP43 Power Def. PRODUCT SAFETY NOTE: Components marked with a and shaded have special characteristics important to BASIC CIRCUIT DIAGRAM safety. Before replacing any of these components, read carefully the PRODUCT SAFETY NOTICE of this Service Manual. Don’t degrade the safety of the receiver through improper servicing. Power Deflection All DC voltage to be measured with a tester (100k /V).
  • Page 119 DP43 Deflection PRODUCT SAFETY NOTE: Components marked with a and shaded have special characteristics important to BASIC CIRCUIT DIAGRAM safety. Before replacing any of these components, read carefully the PRODUCT SAFETY NOTICE of this Service Manual. Don’t degrade the safety of the receiver through improper servicing. Deflection All DC voltage to be measured with a tester (100k /V).
  • Page 120 DP43 Convergence PRODUCT SAFETY NOTE: Components marked with a and shaded have special characteristics important to BASIC CIRCUIT DIAGRAM safety. Before replacing any of these components, read carefully the PRODUCT SAFETY NOTICE of this Service Manual. Don’t degrade the safety of the receiver through improper servicing. Convergence All DC voltage to be measured with a tester (100k /V).
  • Page 121 DP43 Sensor PRODUCT SAFETY NOTE: Components marked with a and shaded have special characteristics important to BASIC CIRCUIT DIAGRAM safety. Before replacing any of these components, read carefully the PRODUCT SAFETY NOTICE of this Service Manual. Don’t degrade the safety of the receiver through improper servicing. Sensor All DC voltage to be measured with a tester (100k /V).
  • Page 122 DP43 Tuner PRODUCT SAFETY NOTE: Components marked with a and shaded have special characteristics important to BASIC CIRCUIT DIAGRAM safety. Before replacing any of these components, read carefully the PRODUCT SAFETY NOTICE of this Service Manual. Don’t degrade the safety of the receiver through improper servicing. Tuner All DC voltage to be measured with a tester (100k /V).
  • Page 123 DP43 HDMI PRODUCT SAFETY NOTE: Components marked with a and shaded have special characteristics important to BASIC CIRCUIT DIAGRAM safety. Before replacing any of these components, read carefully the PRODUCT SAFETY NOTICE of this Service Manual. Don’t degrade the safety of the receiver through improper servicing. HDMI All DC voltage to be measured with a tester (100k /V).
  • Page 124 DP43 PRODUCT SAFETY NOTE: Components marked with a and shaded have special characteristics important to BASIC CIRCUIT DIAGRAM safety. Before replacing any of these components, read carefully the PRODUCT SAFETY NOTICE of this Service Manual. Don’t degrade the safety of the receiver through improper servicing. All DC voltage to be measured with a tester (100k /V).
  • Page 125 DP43 Control PRODUCT SAFETY NOTE: Components marked with a and shaded have special characteristics important to BASIC CIRCUIT DIAGRAM safety. Before replacing any of these components, read carefully the PRODUCT SAFETY NOTICE of this Service Manual. Don’t degrade the safety of the receiver through improper servicing. Control All DC voltage to be measured with a tester (100k /V).
  • Page 126 DP43 Sub-Deflection PRODUCT SAFETY NOTE: Components marked with a and shaded have special characteristics important to BASIC CIRCUIT DIAGRAM safety. Before replacing any of these components, read carefully the PRODUCT SAFETY NOTICE of this Service Manual. Don’t degrade the safety of the receiver through improper servicing. Sub-Deflection All DC voltage to be measured with a tester (100k /V).
  • Page 127 DP43 Convergence PRODUCT SAFETY NOTE: Components marked with a and shaded have special characteristics important to BASIC CIRCUIT DIAGRAM safety. Before replacing any of these components, read carefully the PRODUCT SAFETY NOTICE of this Service Manual. Don’t degrade the safety of the receiver through improper servicing. Convergence All DC voltage to be measured with a tester (100k /V).
  • Page 147 DP43 BLOCK DIAGRAM TABLE OF CONTENTS...
  • Page 148 DP43 WIRING DIAGRAM TABLE OF CONTENTS...
  • Page 149 DP43 CHASSIS WIRING DRAWING NOTE:(1) DP43 CHASSIS WIRING DRAWING. Refer to the figure below about assembly of FOCUS PACK leads. SCREEN FOCUS DF1 SF FOCUS(R,G,B) FOCUS PACK SCREEN(R,G,B) NOTE:(2) UFPK Connector "VMR","VMG" and "VMB" should be connected before CPT P.W.B is inserted to PRT. NOTE:(3) PREPARATION JOB.

  • Page 150: Chassis Wiring Drawing

    DP43 CHASSIS WIRING DRAWING DP43 CHASS WIRING DRAWING. NOTE: Detail of correct wiring dressing of Focus and Screen wires from CPT P.W.B. (Red,Green & Blue) to avoid these wires touch with Resistors and Heat Sinks. to VM Coil FOCUS SK Binder SCREEN SCREEN, FOCUS &...
  • Page 151 EXPLODED VIEW 57F510 and 51F510 TABLE OF CONTENTS...
  • Page 152 DP43 EXPLODED VIEW PARTS LIST EXPLODED VIEW PARTS LIST Model 51F510 Part No Description Qty. PH34101 SPEAKER GRILLE ASSY 51F510 31020278 FRONT COVER 51/57F GK01301 SP-12CM C120RB514-10 PH34123 DECO PANEL 51" (R) F PH34232 IR LENS F/G PH34186 CONTROL PANEL F NJ09841 PWB COVER PH34124...
  • Page 153 DP43 EXPLODED VIEW PARTS LIST EXPLODED VIEW PARTS LIST Model 57F510 Part No Description Qty. PH33952 SPEAKER GRILLE 57F510 55010267 FRONT BOARD 2002 GK01311 SP-16CM C160RB506-10 PH34073 DECO PANEL 57" (R) F PH34232 IR LENS F/G PH34186 CONTROL PANEL F NJ09841 PWB COVER PH34074...

  • Page 154: Replacement Parts List

    DP43 REPLACEMENT PARTS LIST PRODUCT SERVICE NOTE: Components marked with a have special characteristics important to safety. Before replacing any of these components, read carefully, the PRODUCT SAFETY NOTICE of this Service Manual. Don’t degrade the safety of the receiver through improper servicing. ABBREVIATIONS AL: Aluminum Electrolytic CF: Carbon Film...
  • Page 155 DP43 PRODUCT SERVICE NOTE: Components marked with a have special characteristics important to safety. Before replacing any of these components, read carefully, the PRODUCT SAFETY NOTICE of this Service Manual. Don’t degrade the safety of the receiver through improper servicing. SYMBOL PART PART...
  • Page 156 DP43 PRODUCT SERVICE NOTE: Components marked with a have special characteristics important to safety. Before replacing any of these components, read carefully, the PRODUCT SAFETY NOTICE of this Service Manual. Don’t degrade the safety of the receiver through improper servicing. SYMBOL PART PART...
  • Page 157 DP43 PRODUCT SERVICE NOTE: Components marked with a have special characteristics important to safety. Before replacing any of these components, read carefully, the PRODUCT SAFETY NOTICE of this Service Manual. Don’t degrade the safety of the receiver through improper servicing. SYMBOL PART PART...
  • Page 158 DP43 PRODUCT SERVICE NOTE: Components marked with a have special characteristics important to safety. Before replacing any of these components, read carefully, the PRODUCT SAFETY NOTICE of this Service Manual. Don’t degrade the safety of the receiver through improper servicing. SYMBOL PART PART...
  • Page 159 DP43 PRODUCT SERVICE NOTE: Components marked with a have special characteristics important to safety. Before replacing any of these components, read carefully, the PRODUCT SAFETY NOTICE of this Service Manual. Don’t degrade the safety of the receiver through improper servicing. SYMBOL PART PART...
  • Page 160 DP43 PRODUCT SERVICE NOTE: Components marked with a have special characteristics important to safety. Before replacing any of these components, read carefully, the PRODUCT SAFETY NOTICE of this Service Manual. Don’t degrade the safety of the receiver through improper servicing. SYMBOL PART PART...
  • Page 161 DP43 PRODUCT SERVICE NOTE: Components marked with a have special characteristics important to safety. Before replacing any of these components, read carefully, the PRODUCT SAFETY NOTICE of this Service Manual. Don’t degrade the safety of the receiver through improper servicing. SYMBOL PART PART...
  • Page 162 DP43 PRODUCT SERVICE NOTE: Components marked with a have special characteristics important to safety. Before replacing any of these components, read carefully, the PRODUCT SAFETY NOTICE of this Service Manual. Don’t degrade the safety of the receiver through improper servicing. SYMBOL PART PART...
  • Page 163 DP43 PRODUCT SERVICE NOTE: Components marked with a have special characteristics important to safety. Before replacing any of these components, read carefully, the PRODUCT SAFETY NOTICE of this Service Manual. Don’t degrade the safety of the receiver through improper servicing. SYMBOL PART PART...
  • Page 164 DP43 PRODUCT SERVICE NOTE: Components marked with a have special characteristics important to safety. Before replacing any of these components, read carefully, the PRODUCT SAFETY NOTICE of this Service Manual. Don’t degrade the safety of the receiver through improper servicing. SYMBOL PART PART...
  • Page 165 DP43 PRODUCT SERVICE NOTE: Components marked with a have special characteristics important to safety. Before replacing any of these components, read carefully, the PRODUCT SAFETY NOTICE of this Service Manual. Don’t degrade the safety of the receiver through improper servicing. SYMBOL PART PART...
  • Page 166 DP43 PRODUCT SERVICE NOTE: Components marked with a have special characteristics important to safety. Before replacing any of these components, read carefully, the PRODUCT SAFETY NOTICE of this Service Manual. Don’t degrade the safety of the receiver through improper servicing. SYMBOL PART PART...
  • Page 167 DP43 PRODUCT SERVICE NOTE: Components marked with a have special characteristics important to safety. Before replacing any of these components, read carefully, the PRODUCT SAFETY NOTICE of this Service Manual. Don’t degrade the safety of the receiver through improper servicing. SYMBOL PART PART...
  • Page 168 DP43 PRODUCT SERVICE NOTE: Components marked with a have special characteristics important to safety. Before replacing any of these components, read carefully, the PRODUCT SAFETY NOTICE of this Service Manual. Don’t degrade the safety of the receiver through improper servicing. SYMBOL PART PART...
  • Page 169 DP43 PRODUCT SERVICE NOTE: Components marked with a have special characteristics important to safety. Before replacing any of these components, read carefully, the PRODUCT SAFETY NOTICE of this Service Manual. Don’t degrade the safety of the receiver through improper servicing. SYMBOL PART PART...
  • Page 170 DP43 PRODUCT SERVICE NOTE: Components marked with a have special characteristics important to safety. Before replacing any of these components, read carefully, the PRODUCT SAFETY NOTICE of this Service Manual. Don’t degrade the safety of the receiver through improper servicing. SYMBOL PART PART...
  • Page 171 DP43 PRODUCT SERVICE NOTE: Components marked with a have special characteristics important to safety. Before replacing any of these components, read carefully, the PRODUCT SAFETY NOTICE of this Service Manual. Don’t degrade the safety of the receiver through improper servicing. SYMBOL PART PART...
  • Page 172 DP43 PRODUCT SERVICE NOTE: Components marked with a have special characteristics important to safety. Before replacing any of these components, read carefully, the PRODUCT SAFETY NOTICE of this Service Manual. Don’t degrade the safety of the receiver through improper servicing. SYMBOL PART PART...
  • Page 173 DP43 PRODUCT SERVICE NOTE: Components marked with a have special characteristics important to safety. Before replacing any of these components, read carefully, the PRODUCT SAFETY NOTICE of this Service Manual. Don’t degrade the safety of the receiver through improper servicing. SYMBOL PART PART...
  • Page 174 DP43 PRODUCT SERVICE NOTE: Components marked with a have special characteristics important to safety. Before replacing any of these components, read carefully, the PRODUCT SAFETY NOTICE of this Service Manual. Don’t degrade the safety of the receiver through improper servicing. SYMBOL PART PART...
  • Page 175 DP43 PRODUCT SERVICE NOTE: Components marked with a have special characteristics important to safety. Before replacing any of these components, read carefully, the PRODUCT SAFETY NOTICE of this Service Manual. Don’t degrade the safety of the receiver through improper servicing. SYMBOL PART PART...
  • Page 176 DP43 IC & UNIT TABLE OF CONTENTS...
  • Page 177 DP43...
  • Page 178 DP43...
  • Page 179 STEP 9 Re-install the joint connector bolts (4 pcs.) HITACHI assumes no responsibility or liability for injury/damage as a result of consumer installation and handling. Be advised that and align onto the bottom cabinet. Gently that were removed in step 5 of the improper consumer installation/handling is not covered by manufacturer’s warranty.
  • Page 180 51F510 51 INCH PTV CS00627 FC UNIT CS00831 H312272 OVERLAY HA01313 U901, POWER UNIT DP4X_24W HL02071 REMOTE CONTROL UNIT JT24475 SIGNAL PWB JT24485 POWER DEFLECTION PWB JT24495 HDMI PWB JT24505 CPT / CONTROL PWB JT24515 CONVERGENCE PWB JT24525 TUNER PWB KR03251 ULTRASHIELD HC 51W KR03302...

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