Table of Contents
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CONTENTS...
June 2005 (ver n)
HITACHI
http://www.hitachiserviceusa.com
2003 DP-3X Chassis Projection Television Information
Training Materials Prepared by: ALVIE RODGERS C.E.T.
PROJECTION
TELEVISION
Materials Prepared by... Alvie Rodgers C.E.T. (Chamblee, GA.)
2003
MODEL RELEASE
DIGITAL HD READY PTV
Model No
Chassis
46W500
DP33W
51S700
DP36
57S700
DP36
65S700
DP36
51S500
DP37
57S500
DP37
65S500
DP37
57T500
DP37C
65T500
DP37C
57X500
DP37D
65X500
DP37D
1
Includes built in ATSC/QUAM tuner
2
Includes built in DVD Player
3
Includes built in Photo Card Reader
2
1,3
1,3
1,3
3
3
3
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Table of Contents
Related Manuals for Hitachi 51S500
Summarization of Contents
Section (1) Power Supply Diagrams
DP-3X LED (Visual Trouble Detection) Circuit Explanation
Explains LEDs used for visual troubleshooting of power supply issues.
DP-3X Power Supply Shut Down Explanation
Details various shut down circuits and their operation for system protection.
DP-3X SW +115V Power Supply Regulation Explanation
Covers the regulation of the SW +115V power supply for stable operation.
Section (2) Microprocessor Information
DP-3X Microprocessor Data Communications Circuit Explanation
Describes communication paths between the microprocessor and other ICs.
Audio Video Mute Circuit Explanation
Explains the audio and video mute functions and related circuits.
Microprocessor NTSC Sync Input Circuit Explanation
Details how the microprocessor receives NTSC sync signals for timing.
Section (3) Video Circuit Information
DP-3X Chassis Video Signal Path NTSC Explanation
Traces the NTSC video signal flow through the chassis.
DP-3X ABL Circuit Explanation
Explains the Automatic Brightness Limiter circuit operation and its effect.
DP-3X Component Sync Circuit Diagram Explanation
Explains component sync signal paths.
Section (4) Audio Circuit Information
DP-3X Audio (Main-Terminal) Circuit Diagram Explanation
Explains the main audio signal path and selector IC functions.
DP-3X Main / Sub Audio Select Circuit Diagram Explanation
Details how main and sub tuner audio is routed and selected.
Section (5) Deflection Circuit
DP-3X Horizontal Drive Circuit Explanation
Covers the horizontal drive circuit, transistors, and output pulses.
IH01 High Voltage Driver IC Waveform and Voltages
Provides waveforms and voltage readings for the high voltage driver IC.
DP-3X Sweep Loss Detection Circuit Explanation
Explains circuits that detect sweep loss and prevent CRT burn.
DP-3X Vertical Output Circuit Explanation
Details the vertical output stage and drive signals for the yokes.
DP-3X Side Pincushion Circuit Explanation
Explains the circuit that corrects pincushion distortion using parabolic waveforms.
Section (6) Digital Convergence Circuit Information
DP-3X Digital Convergence Interface Circuit Explanation
Explains the digital convergence system, DCU, and sensors.
Remote Control CLU-5728TSI
Details the functions of the DP-37 remote control for convergence.
Remote Control CLU-5727TSI
Details the functions of the DP-33W remote control for convergence.
Remote Control CLU-5725TSI
Details the functions of the DP-37C/D remote control for convergence.
Digital Convergence Overlay Dimensions
Provides screen dimension data for overlay adjustments for different models.
Section (7) Adjustment Information
DCU Crosshatch Phase Adjustment
Procedure for adjusting DCU crosshatch phase settings.
Vertical Size Adjustment
Guide for adjusting the vertical picture size using specific values.
Horizontal Size Adjustment
Guide for adjusting the horizontal picture size using specific values.
Red and Blue Raster Offset Adjustment
Procedure for adjusting red and blue raster offsets from center.
DCU Character Set-Up and Data Confirmation
Steps for setting up and confirming DCU character data.
DCU Pattern (Sensor Position) Set-Up Adjustment
Procedure for setting up DCU pattern and sensor positions.
Read from ROM Notes
Notes on reading data from ROM for convergence adjustments.
Adjusting Digital Convergence Using an External Signal
Method for adjusting convergence with an external signal source.
Magic Focus Error Codes
Troubleshooting guide for Magic Focus error codes and their remedies.
Magnets
Identifies adjustment points related to magnets for CRT alignment.
Section (8) Miscellaneous Information
Signal PWB Drawing
Diagram of the Signal Printed Wiring Board layout.
Deflection PWB Drawing
Diagram of the Deflection Printed Wiring Board layout.
Power Supply PWB Drawing
Diagram of the Power Supply Printed Wiring Board layout.
CRT PWB Drawing
Diagram of the CRT Printed Wiring Board components.
Front Control PWB Drawing
Diagram of the Front Control Printed Wiring Board layout.
Rear Panel DP-36 (S700 Models)
Shows rear panel connections for DP-36 models.
Rear Panel DP-37 (S500 Models)
Shows rear panel connections for DP-37 models.
Rear Panel DP-37C (T500 / V500 Models)
Shows rear panel connections for DP-37C models.
Rear Panel DP-37D (X500 Models)
Shows rear panel connections for DP-37D models.
Rear Panel DP-33W (W500 Models)
Shows rear panel connections for DP-33W models.
Section (9) DP-33W DVD Troubleshooting
No DVD Player Picture
Troubleshooting steps for a missing DVD picture.
No DVD Analog Audio
Troubleshooting steps for missing DVD analog audio.
No DVD Digital Audio
Troubleshooting steps for missing DVD digital audio.
DVD PWB Ass'y Operation Check
Procedures for checking DVD power supply and control circuits.
DVD Player Interface Block Diagram
Block diagram illustrating DVD player interface connections.
DP-33W Chassis Only DVD Video Signal Path
Traces the DVD video signal path for DP-33W models.
DP-33W Chassis Only DVD Audio Signal Path
Traces the DVD audio signal path for DP-33W models.
DVD Player Troubleshooting and Removal Procedure
Guide for troubleshooting and physically removing the DVD player.
Section (10) Things You Should Know
Noise, Interference, Lines in the Picture
Addresses picture noise and lines appearing during startup, with a fix.
ATSC Reception Problems
Information for troubleshooting ATSC reception issues and data gathering.
Lead Free Solder Information
Guidelines and precautions for working with lead-free solder.
Digital Module Fan Operation
Explains the normal operation of the cooling fan in the digital module.
Photo Card Reader Screen Saver
Details the screen saver function for photo card readers.
CRT Part Number Change
Notes a change in CRT part numbers for the 51S700 model.
ATSC Digital Module Software Upgrade
Procedure for upgrading the ATSC digital module software.
DVD Door Stuck Issue
Troubleshooting steps for a DVD door that gets stuck.
Digital Convergence Troubleshooting
Guide for troubleshooting digital convergence problems and errors.
CRT Replacement Procedure
Steps for replacing all three CRTs and initial alignment.
Generating an HD Signal
Information on equipment needed for generating HD signals.
DCU Appears Dead / No Convergence Correction
Troubleshooting steps when the DCU appears unresponsive or lacks convergence.
Picture Dark or Abnormal
Addresses issues with dark pictures or abnormal color temperature.
Model and Serial Number Location
Shows where to find the model and serial number tag on the unit.
DVI Input Issues
Explains problems with DVI input and HDCP compatibility.
PHOTO MEMORY STICK PRO ISSUE
Notes incompatibility with Sony Memory Stick Pro media.
Procedure to Enter EEPROM Data
Steps to input correct model-specific data into the EEPROM.
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