Hitachi 32HDT20 Service Manual
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Hitachi 32HDT20 Service Manual

Hitachi 32HDT20 Service Manual

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SERVICE MANUAL
P P T T 2 2 E E / / G G A A V V C C 1 1 - - U U
N N T T S S C C
TO GO TO A CHAPTER, CLICK ON IT'S HEADING BELOW
SAFETY PRECAUTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
PRODUCT SAFETY NOTICE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
SERVICING PRECAUTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
AGENCY REGULATORY INFORMATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
ACKNOWLEDGMENTS AND TRADEMARKS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9
INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11
BASIC SETUP & OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14
ADJUSTMENTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29
TROUBLESHOOTING FLOWCHARTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .54
WAVEFORMS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .59
DC VOLTAGE TABLES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .62
CIRCUIT SCHEMATIC DIAGRAMS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .71
PRINTED CIRCUIT BOARDS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .88
BLOCK DIAGRAMS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .99
CONNECTION DIAGRAMS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .107
WIRING DIAGRAMS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .109
EXPLODED VIEW DIAGRAMS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .115
PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .118
PWB Parts List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .137
PDP PWB Connectors - PinOuts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .138
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.
NOTE: This product is to be serviced at board level.
SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT
MAY 2002
Version 0159.02
C C h h a a s s s s i i s s
SAFETY NOTICE
USE ISOLATION TRANSFORMER WHEN SERVICING
PLASMA DISPLAY PANEL
PA
32HDT20:
42HDT20:
AVC20:
R/C: CLU-5723TSI
CONTENTS
!
on the schematics and on the parts list in this
HHEA-MANUFACTURING DIVISION
No. 0159
PT2-E Chassis
PT2-G Chassis
AVC1-U Chassis
Updated 11/07/03
Updated 03/22/04

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  • Page 1: Table Of Contents

    No. 0159 32HDT20: PT2-E Chassis 42HDT20: PT2-G Chassis AVC20: AVC1-U Chassis SERVICE MANUAL P P T T 2 2 E E / / G G A A V V C C 1 1 - - U U N N T T S S C C...

  • Page 2: Safety Precautions

    PT2-E/G AVC1-U SAFETY PRECAUTIONS NOTICE: Comply with all cautions and safety-related notes Leakage Current Hot Check located on or inside the cover case and on the chassis or plasma This check must be done considering the AVC or the PDP monitor as one instrument each.

  • Page 3: Product Safety Notice

    For the latest information, always the module (glass-panel). consult the current HITACHI Service Manual. A subscription to, 3. Please do not stand the codule with the edge of the glass- or additional copies of HITACHI Service Manuals may be panel on the table since this might result in damage to the obtained at a nominal charge from HITACHI Sales Corporation.

  • Page 4: Servicing Precautions

    PT2-E/G AVC1-U SERVICING PRECAUTIONS CAUTION: Before servicing instruments covered by this Electrostatically Sensitive (ES) Devices service data and its supplements and addenda, read and Some semiconductor (solid state) devices can be damaged follow the “Important Safety Instructions” on page 3 of this easily by static electricity.
  • Page 5 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 6 2. Trace along the copper pattern from both wire sides of the ensure the maintenance of reliability and safety standards, pattern break and locate the nearest component directly contact your Hitachi personnel. connected to the affected copper pattern. At IC Connections 3.
  • Page 7 PT2-E/G AVC1-U 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. Leadless Chip Components How to Replace Flat-lC —Required Tools—...

  • Page 8: Agency Regulatory Information

    Modifications The FCC requires the user to be notified that any changes or modifications made to this device that are not expressly approved by Hitachi Home Electronics (America), Inc. may void the user’s warranty. Cables Connections to this device must be made with shielded cables with metallic RFI/EMI connector hoods to maintain compliance with FCC Rules and Regulations.

  • Page 9: Acknowledgments And Trademarks

    PT2-E/G AVC1-U ACKNOWLEDGMENTS AND TRADEMARKS This Plasma Television complies with VESA DDC2B specifications, Plug & Play is a system with computer, peripherals (including monitors) and operating system. It works when the monitor is connected to a DDC ready computer that is running an operating system software that is capable for the plug &...

  • Page 10: Introduction

    AVC center 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 Plasma television set in case of malfunction.

  • Page 11: Specifications

    PT2-E/G AVC1-U PDP MONITOR SPECIFICATIONS Item Model Name 32HDT20M 42HDT20M Destination U.S.A. / CANADA Exterior Cabinet Dimensions: (Main Body) 974x501x90mm 1030x636x89mm (Speaker & stand included) 974x578x256mm 1233x713x300mm Cabinet Color Metallic Silver Stand Included Weight (Main Body) 23.1 kg typ. 29.8 kg typ. (Speaker &...
  • Page 12 PT2-E/G AVC1-U AVC SPECIFICATIONS (1 of 2) MODEL AVC20 Dimensions Size 430mm x 121mm x 280mm Weight 4.0kg A/C Input Voltage Input AC voltage AC108V~132V (With 3 plug AC Power Cord inlet type, 1.8m legth) Input AC Frequency 60Hz Power Consumption 35W, Standby 2.7W Front End Front End...
  • Page 13 PT2-E/G AVC1-U AVC SPECIFICATIONS (2 of 2) MODEL AVC20 General Function Gamma Correction Only for Service Menu Picture Enhancer With (only RGB1/2) Input Signal Identification Audio Special Mode Power Save Mode With PC In With (On/Off) Video In Burning Protection With (Raster Shift on all/White Pattern) OSD Language VIDEO/PC English, French, Spanish/English...

  • Page 14: Basic Setup & Operation

    BASIC SETUP & OPERATION VIEWING The major benefit of the HITACHI Plasma Television is its large viewing screen. To see this large screen at its best, test various locations in the room to find the optimum spot for viewing. The best picture is seen by sitting directly in front of the TV and about 8 to 18 feet from the...
  • Page 15 Using commercially available wood screws, secure the set firmly in position. Wood screw two places 42HDT20 32HDT20 Rear View Securing to a wall Keep the Plasma Display monitor four inches away from the wall except those hung to the wall mount bracket.

  • Page 16: Front Panel Controls

    PT2-E/G AVC1-U FRONT PANEL CONTROLS FRONT VIEW 32HDT20 42HDT20 DISPLAY DISPLAY MONITOR MONITOR STANDBY (RED) ON (GREEN) MAIN POWER STANDBY (RED) ON (GREEN) MAIN POWER AUDIO/VIDEO CONTROL AUDIO/VIDEO CONTROL CENTER CENTER PULL POWER STANDBY (RED) ON (GREEN) TruBass INPUT/EXIT INPUT 5...

  • Page 17: Phones Jack

    NOTES: 1. The HITACHI Plasma TV will appear to be turned OFF (lights orange) if there is no video input when VIDEO: 1, 2, 3, 4, 5, RGB1 or RGB2 is selected. Check the Power Light to make sure the Display Monitor is turned off or in Stand-by mode (lights red) when not in use.

  • Page 18: Rear Panel Jacks

    PT2-E/G AVC1-U REAR PANEL JACKS REAR PANEL OF THE AVC CENTER ANT A RGB 1 RGB 2 TO MONITOR MONITOR INPUT 4 INPUT 3 ANALOG INPUT DIGITAL INPUT S-VIDEO S-VIDEO S-VIDEO CONVERTER AUDIO INPUT 2 INPUT 1 VIDEO VIDEO VIDEO Y/VIDEO AUDIO AUDIO...
  • Page 19 PT2-E/G AVC1-U RGB1 - Analog Input Use this 15-pin D-Sub input for your external devices with RGB output. RGB1 - Audio Input Connect audio for RGB1 input. RGB2 - Digital Input Use this RGB2 Digital input for your external devices with digital output capability. RGB2- Audio Input Connect audio for RGB2 input.
  • Page 20 The Hitachi Plasma Television is equiped with an A/V Network feature. This feature helps to control external Audio/Video equipment (VCR, Set Top Box, DVD, etc.). Once this is setup, it allows the IR Mouse connector to control equipment using the Hitachi Plasma TV Remote Control.
  • Page 21 Follow the steps below to setup the A/V network (See page 22 for A/V Network Codes). There are six steps in the setup procedure (VCR setup example below). HITACHI AV NET Wizard (step 1 of 6) HITACHI AV NET Wizard (step 2 of 6) This Wizard helps you with Follow the digrams shown in Hitachi’s...
  • Page 22 Randex......0037 Hitachi ......0011 Curtis Mathes .

  • Page 23: Rear Panel Connections

    AUDIO OUT (PROVIDED) ANT A RGB 1 RGB 2 TO MONITOR MONITOR INPUT 4 INPUT 3 ANALOG INPUT DIGITAL INPUT Please use Hitachi specified cable. S-VIDEO S-VIDEO S-VIDEO CONVERTER Rear Panel of AUDIO VIDEO VIDEO VIDEO INPUT 2 INPUT 1...

  • Page 24: Tips On Rear Panel Connections

    PT2-E/G AVC1-U TIPS ON REAR PANEL CONNECTIONS S-VIDEO connections are provided for high performance laserdisc players, VCRs etc. that have this feature. Use these connections in place of the standard video connection if your device has this feature. If your device has only one audio output (mono sound), connect it to the left audio jack on the AVC Center. Refer to the operating guide of your other electronic equipment for additional information on connecting your hook-up cables.
  • Page 25 PT2-E/G AVC1-U OSD MENU 1. Press MENU on the remote control to display the different features on your HITACHI Plasma TV. 2. Use the THUMB STICK to navigate to a different menu item. 3. Press EXIT on the remote control to quickly exit from a menu.
  • Page 26 PT2-E/G AVC1-U Picture Mode Select between the four picture modes; Sports, Movies, News, and Music. Contrast Adjust contrast. Brightness Adjust brightness. Color Adjust color. Tint Adjust tint. Video Sharpness Adjust sharpness. Vertical Position Centering top and bottom of the picture except HDTV signal. Color System Automatically change tint and color coordinates for DTV program.
  • Page 27 PT2-E/G AVC1-U RGB ON SCREEN DISPLAY 1. Press TV/RGB button on the remote control to switch between TV, RGB1, and RGB2 modes. 2. Press MENU on the remote control to display the different features in RGB MODE. 3. Press the THUMB STICK buttons to highlight a different feature.
  • Page 28 PT2-E/G AVC1-U CONTRAST Change the contrast between black and white levels in the picture. BRIGHTNESS Adjust overall picture brightness. VIDEO COLOR Select between HIGH (9,300K), TEMPERATURE MEDIUM (7,500K) or STANDARD (6,500K). ENHANCER Enhance picture details. RESET Recall the factory preset data of the RGB Video Settings. BLACK SIDE PANEL Turns the gray side bars ON/OFF when watching 4:3 signals in standard mode.
  • Page 29 PT2-E/G AVC1-U ADJUSMENTS TABLE OF CONTENTS TO GO TO A SECTION, CLICK ON ITS HEADING BELOW 1. Adjustment procedure start up ....................30 1-1. How to get to adjustment mode ..................30 (Adjustment Mode codes and data list)..............31 1-2. Changing data and selecting adjustment code ............45 2.

  • Page 30: Adjustment Procedure Start Up

    PT2-E/G AVC1-U 1. ADJUSTMENT PROCEDURE START-UP The 32/42HDT20 PDP TV set, undergoes through adjustment procedures during its assembly process. These adjustments must be done to assure the best performance of the PDP set for the consumer. Also, after servicing, these same adjustments must be done.

  • Page 31: (Adjustment Mode Codes And Data List)

    PT2-E/G AVC1-U Table 1 - Adjustment Mode codes and data (1 of 14) ADJUSTMENT ADJUSTMENT INITIAL ADJUST ADJUSTMENT ITEM RANGE (HEX) DATA (HEX) VALUE (HEX) MODE 480p Red Brightness 720p R BRIGHT Adjustment 480p Green Brightness 720p G BRIGHT Adjustment 480p Blue Brightness 720p...
  • Page 32 PT2-E/G AVC1-U Table 1. - Adjustment Mode codes and data (2 of 14) ADJUSTMENT ADJUSTMENT INITIAL ADJUST ADJUSTMENT ITEM RANGE (HEX) DATA (HEX) VALUE (HEX) MODE UPD64083 (3D-7/C) (B8H) Compulsion Frame/Line Setting CDL-1 C Signal Delay Adjustment CDL-3 C Signal Delay Adjustment DYCO Y Motion Detection Coring Level DYGA...
  • Page 33 PT2-E/G AVC1-U Table 1. - Adjustment Mode codes and data (3 of 14) ADJUSTMENT ADJUSTMENT INITIAL ADJUST ADJUSTMENT ITEM RANGE (HEX) DATA (HEX) VALUE (HEX) MODE TA1340F SUB (DAH) S-CONT2 Sub contrast Control Sub TV S-CONT3 00: MIN (-3dB) NTSC S-CONTD 1F: MAX (+3dB) 480i/480p/720p/1080i...
  • Page 34 PT2-E/G AVC1-U Table 1. - Adjustment Mode codes and data (4 of 14) ADJUSTMENT ADJUSTMENT INITIAL ADJUST ADJUSTMENT ITEM RANGE (HEX) DATA (HEX) VALUE (HEX) MODE TA1340F MAIN/SUB (D8H/DAH) Cont. VSEPL-4 Vertical Sync TV/NTSC VSEPL-5 Separation 480i VSEPL-6 Level Switch 480p VSEPL-C 0: 40% 1: 50%...
  • Page 35 PT2-E/G AVC1-U Table 1. - Adjustment Mode codes and data (5 of 14) ADJUSTMENT ADJUSTMENT INITIAL ADJUST ADJUSTMENT ITEM RANGE (HEX) DATA (HEX) VALUE (HEX) MODE TA1399N MAIN/SUB (88H) SCONT-M Sub Contrast (Main) SUB-BRT Sub Brightness Adjustment COLOR-F Color NT1/2/HD3/4/6 COLOR-G (Center Adjustment) NT3/HD1/2/5/MUSE...
  • Page 36 PT2-E/G AVC1-U Table 1. - Adjustment Mode codes and data (6 of 14) ADJUSTMENT ADJUSTMENT INITIAL ADJUST ADJUSTMENT ITEM RANGE (HEX) DATA (HEX) VALUE (HEX) MODE TA1399N MAIN/SUB (88H) SHTRK-M Sharpness Tracking NTSC/Multi SHTRK-N BLUE-GA Blue Stretch Gain BLUE-SP Blue Stretch Point MSC Read Mode MSC-VER MSC Version Display...
  • Page 37 PT2-E/G AVC1-U Table 1. - Adjustment Mode codes and data (7 of 14) ADJUSTMENT ADJUSTMENT INITIAL ADJUST ADJUSTMENT ITEM MODE RANGE (HEX) DATA (HEX) VALUE (HEX) MSC. ATCNTWD Auto. Contrast On/Off/Width TV/VID ATCNTSP Automatic Contrast Speed TV/VID R-CNT-D R-Contrast TV/VID G-CNT-D G-Contrast TV/VID...
  • Page 38 PT2-E/G AVC1-U Table 1. - Adjustment Mode codes and data (8 of 14) ADJUSTMENT ADJUSTMENT INITIAL ADJUST ADJUSTMENT ITEM RANGE (HEX) DATA (HEX) VALUE (HEX) MODE TA1340F SUB (DAH) 4x3 DET 4 X 3 Signal Detection PSTART Aspect Detection Picture Vertical Start Position PEND Aspect Detection Picture Vertical End Position TEND...
  • Page 39 PT2-E/G AVC1-U Table 1. - Adjustment Mode codes and data (9 of 14) ADJUSTMENT ADJUSTMENT INITIAL ADJUST ADJUSTMENT ITEM RANGE (HEX) DATA (HEX) VALUE (HEX) MODE YKLV_D Y Frame Bright TV/VID-except Multi YKLV_3 TV/VID-Multi RHCTD_4 Read Frequency Divider NTSC RHCTD_6 Ratio Offset HD2/HD3/Multi RHCTD_7...
  • Page 40 PT2-E/G AVC1-U Table 1. - Adjustment Mode codes and data (10 of 14) ADJUSTMENT ADJUSTMENT INITIAL ADJUST ADJUSTMENT ITEM RANGE (HEX) DATA (HEX) VALUE (HEX) MODE HBLKR-4 Horizontal BLK Right HBLKR-5 Position NT2/NT3 HBLKR-6 HD2/HD3/4pix HBLKR-7 HD5/HD6 HBLKR-8 HD1/HD4/MUSE HBLKR-E 2pix/Freeze HBLKL-4 Horizontal BLK Left...
  • Page 41 PT2-E/G AVC1-U Table 1. - Adjustment Mode codes and data (11 of 14) ADJUSTMENT ADJUSTMENT INITIAL ADJUST ADJUSTMENT ITEM RANGE (HEX) DATA (HEX) VALUE (HEX) MODE YVCLP-M Y/G Vertical CLIP Offset NTSC/Multi YVCLP-N Level YVDSBGM Y/G Vertical DSB Gain NTSC/Multi YVDSBGN YVDSBCM Y/G Vertical DSB Coring...
  • Page 42 PT2-E/G AVC1-U Table 1. - Adjustment Mode codes and data (12 of 14) ADJUSTMENT ADJUSTMENT INITIAL ADJUST ADJUSTMENT ITEM RANGE (HEX) DATA (HEX) VALUE (HEX) MODE YNL-4 YFRNR Passage Level YNL-5 NT2/NT3 YNL-6 HD2/HD3 YNL-E 2pix/4pix/Still CHDSBGM B-Y/B, R-Y/R NTSC/Multi CHDSBGN Vertical DSB Gain CHDSBCM...
  • Page 43 PT2-E/G AVC1-U Table 1. - Adjustment Mode codes and data (13 of 14) ADJUSTMENT ADJUSTMENT INITIAL ADJUST ADJUSTMENT ITEM RANGE (HEX) DATA (HEX) VALUE (HEX) MODE CMPRG21 Distribution value slice level for subtitle picture end position CMPRF1 Bright Slice Level CMPRG22 Distribution value slice level for non-subtitle picture end position...
  • Page 44 PT2-E/G AVC1-U Table 1. - Adjustment Mode codes and data (14 of 14) ADJUSTMENT ADJUSTMENT INITIAL ADJUST ADJUSTMENT ITEM RANGE (HEX) DATA (HEX) VALUE (HEX) MODE R-DRVH Red Drive Gain Adjustment (HIGH) G-DRVH Green Drive Gain Adjustment (HIGH) B-DRVH Blue Drive Gain Adjustment (HIGH) R-DRVM Red Drive Gain Adjustment (MED) G-DRVM...

  • Page 45: Changing Data And Selecting Adjustment Code

    1-1 and 1-2 from item I. “Adjustment A. Use any Hitachi remote control when making an adjustment. procedure start up.” (2) Get to the second page of Adjust Mode by pressing remote control “Menu” key once, or with either the R/C or front panel cursor keys several times.

  • Page 46: Sub Contrast Adjustment

    PT2-E/G AVC1-U 3.-Sub Contrast adjustment (AVC Center) Adjustment procedure This adjustment is only necessary if picture contrast seems to be 1. Set the oscilloscope to display one horizontal period. deficient, memory initialization was done without making a note 2. Adjust the amplitude of the signal with SUB CONTRAST(_) of the settings, or if the IC I001(main micon) or I003 (EEPROM) code value, to have 1.38Vdc between black level and white level.

  • Page 47: Rgb Amplitude Adjustment

    PT2-E/G AVC1-U 4.- RGB Amplitude Adjustment (AVC Center) 5.- White Balance Adjustments (PDP Monitor) Preparation General Notes for White Balance (1) Select “Video” - “Picture Mode” - “Sports” - “Reset”. (1) If the incident illumination is more than 20 lux, Set “Reset”...

  • Page 48: Pc Color Temperature Adjustment

    MEDIUM 7500 0.301 0.314 STANDARD 6500 0.314 0.327 NOTES: * 32HDT20 - 9300K 1 - PC W/B or color temperature Adjustment signal. 42HDT20 - 9200K, x=0.285, y=0.298 BLACK Where: K: Kelvin WHITE x,y: MPCD Chromaticity Chart coordinates. 100% ±0.005 tolerance.
  • Page 49 PT2-E/G AVC1-U WHITE BALANCE ADJUSTMENT OSD FLOW DIAGRAM BACK TO ADJUSTMENTS...

  • Page 50: Vs, Va Voltage Adjustment

    PT2-E/G AVC1-U 6. Vs, Va Voltage adjustment (PDP monitor) Vs: Sustain electrode voltage Va: Address electrode voltage This adjustment is only necessary when the PDP monitor PSU (Power Supply Unit) has been changed or repaired. Adjustment equipment 1 DMM (Digital Multimeter) with a reading error of less than 0.02V Adjustment points location 32 inch PSU 42 i nch PSU...

  • Page 51: 0I Sync Detection Setting

    PT2-E/G AVC1-U 7. 1080i SYNC DETECTION SETTING Input Code Value Function This plasma TV set is capable of displaying 1080i format images Auto INPUT 1 from an HDTV decoder STB (Set Top Box) receiver. But because 480p INPUT 2 1080i of different coding schemes for HDTV sync signals, this may not be detected easily from some STB’s.
  • Page 52 PT2-E/G AVC1-U TABLE 3 USER Control Initialize Settings for delivery (FACTORY RESET) Function Initial Data/Condition Check NTSC Channel (Main, Sub) 03Channel Input Mode Ant A Sleep timer Not Registered A/V Net Not Registered ASPECT 4:3 Standard “NTSC” ANT A Air 03CH Master Volume 20 Step Multi Window Mode...
  • Page 53 PT2-E/G AVC1-U TABLE 3 (Continued) Function Initial Data/Condition Check TV Ratings Not Registered Canadian Ratings (Eng) Not Registered Canadian Ratings (Frn) Not Registered Setup Menu Preference Set The Language English Set The Background Shaded Screen Saver Main Picture Moving Screen Wipe Not Registered Set The Clock Not Registered...

  • Page 54: Troubleshooting Flowcharts

    PT2-E/G AVC1-U TROUBLESHOOTING FLOWCHARTS (1 OF 5) (*1) (Failure of PDP No Raster Burn-in Mode Check No Sound Monitor) Is Power Indicator Check the Is Power Indicator from red to green at the I001,Q227,Q228 red LED ON? (AV PWB) moment of Power ON? Is the next points Check the power voltage greater than 5V?
  • Page 55 PT2-E/G AVC1-U TROUBLESHOOTING FLOWCHARTS (2 OF 5) (Failure of AVC Power PWB) Is F900 Check C902,C903,D901. Broken? Check Is F902 C906,D902,D905,I901,T901. Broken? Is Oscillation Check of I901 D910,D939,I902,Q932. intermitent? Is the voltage of I901 pin 4 Check greater than 20.5V at the D910,D939,I902,Q932.
  • Page 56 PT2-E/G AVC1-U TROUBLESHOOTING FLOWCHARTS (3 OF 5) (Protection Circuit Operation) VT+30V Short circuit operation Is the voltage of check follows, D938 cathode less D935,D934,C935[Power PWB], than 2.8V? U101,U102,D101,D102[AV PWB]. Is the voltage of +10V short circuit operation check follows, D942 cathode less D932,C937,C942,I931[Power PWB], than 3.8V? I912,I913,I914,I915,I916,I917,etc.[AV PWB].
  • Page 57 PT2-E/G AVC1-U TROUBLESHOOTING FLOWCHARTS (4 OF 5) (Failure of PDP Monitor) When main power switch is turned ON with/without cable connection to AVC, does front LED indicator light up? Change Power Supply Has Fuse Unit(PSU). F901 blown? (Some components of primary circuit of PSU are damaged.) Change Power Supply Unit(PSU).
  • Page 58 PT2-E/G AVC1-U TROUBLESHOOTING FLOWCHARTS (5 OF 5) (PSU or Panel is damaged) After replacing new PSU, Necessary to change is PDP OK? PDP Panel. PSU is defective.

  • Page 59: Waveforms

    PT2-E/G AVC1-U WAVEFORMS AT EACH SECTION Numbers inside circle correspond to locations shown in the circuit diagram. I001 Pin 29 I001 PIN 30 I001 PIN 28 I001 PIN 31 I001 PIN 23 I001 PIN 25 I001 PIN 62 I001 PIN 64 I001 PIN 56 I001 PIN 53 I001 PIN 52...
  • Page 60 PT2-E/G AVC1-U WAVEFORMS AT EACH SECTION Numbers inside circle correspond to locations shown in the circuit diagram. TP301 (PS0FP PIN 24) TP302 (P50FP PIN 23) TP303 (P50FP PIN 22) TP304 (P50FP PIN 20) TP305(P50FP PIN 19) TP306 (P50FP PIN 17) TP307 (P50FP PIN 16) TP308 (P50FP PIN 15) TP309 (P50FP PIN 13)
  • Page 61 PT2-E/G AVC1-U WAVEFORMS AT EACH SECTION Numbers inside circle correspond to locations shown in the circuit diagram. TPX51 (IX01 PIN 44) TPX54 (IX01 PIN 56) TPX55 (IX01 PIN 58) TPW03 (IW01 PIN 84, after LPF) TPZ23 (IW01 PIN 83, after chroma) I008 PIN 54 I008 PIN 55 I008 PIN 59...

  • Page 62: Dc Voltage Tables

    PT2-E/G AVC1-U DC VOLTAGE TABLES AVC1-U AV BOARD AVC1-U AV (Audio/Video) board Symbol Pin No. DC Voltage I001 30.8 30.4 22.8 23.8 I002 I003 I203 2.55 4.86 4.89 I201 183.7 I204 I202 BACK TO CONTENTS...
  • Page 63 PT2-E/G AVC1-U DC VOLTAGE TABLES AVC1-U AV BOARD (CONT.) I403 I914 2.82 10.2 5.11 I915 I206 10.2 4.64 I916 10.2 I917 I901 10.2 IV01 I902 I207 I906 I907 IW01 I401 I909 I911 I402 I912 10.2 I913 10.2...
  • Page 64 PT2-E/G AVC1-U DC VOLTAGE TABLES AVC1-U AV BOARD (CONT.) IW02 IX02 IX01 11.2 4.33 1.026 IZ01...
  • Page 65 PT2-E/G AVC1-U DC VOLTAGE TABLES AVC1-U AV BOARD (CONT.) Q103 Q222 Q104 Q223 Q105 Q224 Q202 Q225 Q203 -1.7 Q227 Q204 Q228 Q205 Q231 Q206 Q232 Q207 Q233 Q208 Q234 IZ02 Q209 Q235 Q210 Q236 Q211 Q241 Q212 Q242 Q213 Q243 Q214 Q244...
  • Page 66 PT2-E/G AVC1-U DC VOLTAGE TABLES AVC1-U AV BOARD (CONT.) Q412 QW01 Q252 Q412A QW02 Q253 Q413 QW03 Q254 Q414 QW04 Q401 Q415 QW05 Q401A Q416 QW06 Q402 Q901 QW07 Q402A Q902 QW08 Q403 Q903 QW09 Q403A Q906 QW10 Q404 QW11 Q405 QW12 Q406...
  • Page 67 PT2-E/G AVC1-U DC VOLTAGE TABLES AVC1-U AV BOARD (CONT.) QZ27 QX12 QX38 QZ28 QX13 QZ01 QX14 QZ02 QX15 QZ03 QX16 QZ04 QX17 QZ05 QX19 QZ06 QX20 QZ07 QX21 QZ08 QX22 QZ09 QX23 QZ10 QX24 QZ11 QX25 QZ12 QX26 QZ13 QX27 QZ14 QX28 QZ15...
  • Page 68 PT2-E/G AVC1-U DC VOLTAGE TABLES AVC1-U CONTROL and SUPPLY BOARDS/PT2-E POWER FILTER BOARD AVC1-U CONTROL BOARD AVC1-U POWER SUPPLY BOARD PT2-E POWER FILTER BOARD Symbol Pin No. DC Voltages Symbol Pin No. DC Voltage Symbol Pin No. DC Voltage QM01 I901 I901 DM01...
  • Page 69 PT2-E/G AVC1-U DC VOLTAGE TABLES PT2-E SIGNAL/AUDIO BOARD PT2-E SIG/AUDIO BOARD Symbol Pin No. DC Voltage I004 I006 I007 I008 I201 1.45 I603 -4.3 -9.3 -9.3 I202 -7.3 IC401...
  • Page 70 PT2-E/G AVC1-U DC VOLTAGE TABLES PT2-E SIGNAL/AUDIO BOARD (CONT.) Q403 Q404 Q405 Q406 Q407 QA01 IC402 QA02 IP02 13.6 Q002 Q003 Q004 Q007 Q008 IC403 Q009 Q201 Q202 Q203 Q204 Q401 IC404 Q402...

  • Page 71: Circuit Schematic Diagrams

    AVC1-U BASIC CIRCUIT DIAGRAM PRODUCT SAFETY NOTE: Components marked with a and shaded have special characteristics important to CONTROL 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 72 AVC1-U BASIC CIRCUIT DIAGRAM PRODUCT SAFETY NOTE: Components marked with a and shaded have special characteristics important to AV 1/5 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. 10 11 All DC voltage to be measured with a tester (100k /V).
  • Page 73 AVC1-U BASIC CIRCUIT DIAGRAM PRODUCT SAFETY NOTE: Components marked with a and shaded have special characteristics important to AV 2/5 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 74 AVC1-U BASIC CIRCUIT DIAGRAM PRODUCT SAFETY NOTE: Components marked with a and shaded have special characteristics important to AV 3/5 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 75 AVC1-U BASIC CIRCUIT DIAGRAM PRODUCT SAFETY NOTE: Components marked with a and shaded have special characteristics important to AV 4/5 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 76 AVC1-U BASIC CIRCUIT DIAGRAM PRODUCT SAFETY NOTE: Components marked with a and shaded have special characteristics important to AV 5/5 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 77 AVC1-U BASIC CIRCUIT DIAGRAM PRODUCT SAFETY NOTE: Components marked with a and shaded have special characteristics important to POWER 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 78 PT2-E BASIC CIRCUIT DIAGRAM PRODUCT SAFETY NOTE: Components marked with a and shaded have special characteristics important to SIGNAL/AUDIO 1/4 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 79 PT2-E BASIC CIRCUIT DIAGRAM PRODUCT SAFETY NOTE: Components marked with a and shaded have special characteristics important to SIGNAL/AUDIO 2/4 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. HDCP KEY DATA PROTECTIVE SHIELD CASE AVDET2...
  • Page 80 PT2-E BASIC CIRCUIT DIAGRAM PRODUCT SAFETY NOTE: Components marked with a and shaded have special characteristics important to SIGNAL/AUDIO 3/4 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 81 PT2-E BASIC CIRCUIT DIAGRAM PRODUCT SAFETY NOTE: Components marked with a and shaded have special characteristics important to SIGNAL/AUDIO 4/4 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 82 PT2-E BASIC CIRCUIT DIAGRAM PRODUCT SAFETY NOTE: Components marked with a and shaded have special characteristics important to POWER/FILTER 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 83 PT2-G BASIC CIRCUIT DIAGRAM SIGNAL/AUDIO 1/4 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 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 84 PT2-G BASIC CIRCUIT DIAGRAM SIGNAL/AUDIO 2/4 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 NOTICE of this Service Manual. Don’t degrade the safety of the receiver through improper servicing. HDCP KEY DATA AVDET2 PROTECTIVE SHIELD CASE...
  • Page 85 PT2-G BASIC CIRCUIT DIAGRAM PRODUCT SAFETY NOTE: Components marked with a and shaded have special characteristics important to SIGNAL/AUDIO 3/4 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 86 PT2-G BASIC CIRCUIT DIAGRAM SIGNAL/AUDIO 4/4 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 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 87 PT2-G BASIC CIRCUIT DIAGRAM FILTER 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 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 88: Printed Circuit Boards

    PRINTED CIRCUIT BOARD PT2-E SIGNAL/AUDIO P.W.B. (Side A) *This is a 4 layer board, thus inner layers are not shown, only surface layers. HDCP KEY DATA Protective Shield Case Do Not Take Out Protective Shield Case. Component location tables for PT2-E signal/audio P.W.B (Side B) Symbol # Location Symbol #...
  • Page 89 PRINTED CIRCUIT BOARD PT2-E SIGNAL/AUDIO P.W.B. (Side B) *This is a 4 layer board, thus inner layers are not shown, only surface layers. Component Location Table for PT2-E Signal/Audio P.W.B. (Side B) Symbol# Location D003 D004 D005 I006 I007 I201 I202 L203 L602...
  • Page 90 PRINTED CIRCUIT BOARD PT2-G SIGNAL/AUDIO P.W.B. (Side A) *This is a 4 layer board, thus inner layers are not shown, only surface layers. HDCP KEY DATA Protective Shield Case Do Not Take Out Protective Shield Case. Component location tables for PT2-G Signal/Audio P.W.B. (Side A). Symbol# Location Symbol#...
  • Page 91 PRINTED CIRCUIT BOARD PT2-G SIGNAL/AUDIO P.W.B. (Side B) *This is a 4 layer board, thus inner layers are not shown, only surface layers. Component location table for PT2-G Signal/Audio P.W.B. (Side B). Symbol # Location D003 D004 D005 I006 I007 I201 I202 L203...
  • Page 92 PRINTED CIRCUIT BOARD AVC1-U AV P.W.B. (Side A) *This is a 4 layer board, thus inner layers are not shown, only surface layers.
  • Page 93 PRINTED CIRCUIT BOARD AVC1-U AV P.W.B. (Side B) *This is a 4 layer board, thus inner layers are not shown, only surface layers.
  • Page 94 PRINTED CIRCUIT BOARD Component location tables for AV P.W.B. AVC1-U AV PWB (Side-A) AVC1-U AV PWB (Side-B) Symbol # Location Symbol # Location Symbol # Location Symbol # Location Symbol # Location Symbol # Location Symbol # Location Symbol # Location Symbol # Location...
  • Page 95 PRINTED CIRCUIT BOARD AVC1-U POWER P.W.B. Component location table for AVC1-U Power P.W.B. Symbol # Location Symbol # Location Symbol # Location D901 D960 Q937 D902 D961 Q938 D903 D962 Q939 D904 D963 Q940 D905 D964 Q941 D906 D965 Q942 D907 D966 Q943...
  • Page 96 PRINTED CIRCUIT BOARD AVC1-U CONTROL P.W.B.
  • Page 97 PRINTED CIRCUIT BOARD PT2-E POWER/FILTER P.W.B. Component location table for PT2-E Power/Filter P.W.B. Symbol # Location D910 D912 D913 D914 D915 Component location table for PT2-E LED P.W.B. PT2-E LED P.W.B. D916 D930 Symbol # Location D931 C001 D932 D001 I901 H001 I902...
  • Page 98 PRINTED CIRCUIT BOARD PT2-G FILTER P.W.B. PT2-G SP TERMINAL L P.W.B. PT2-G LED P.W.B. PT2-G TERMINAL R P.W.B.

  • Page 99: Block Diagrams

    BLOCK DIAGRAM AVC20 - 32/42HDT20M CONTROL PWB PDP MODULE Input 5 (Front) IR Receiver VIDEO5 S-VIDEO5 Main L/R5 Y-SUSB. X-SUS B. Power AC120V UNIT Y-SCAN EVEN SW X-SCAN EVEN SW Y-SCAN EVEN SW Main Video/Chroma X-SCAN EVEN SW AV SW CXA2069Q YPbPr Selector MSC2...
  • Page 100 AVC20 – block diagram explanation. IZ02 TA1340F Main Video/Chroma YPBPR switch Supply voltage = +9V (pin 1), +5V (pin 25). Control PWB: Input signals: Main luminance and main chroma signals from IW01, and Main YPBPR sig nals from IX02. HM01 GP1U281RIR Infrared receiver supply voltage = +5V Output signals: Main YPBPR signals and main Horizontal and Vertical Sync signals.
  • Page 101 I001 M306V3FGFP Main microcontroller unit I911 SI-3033LSA Voltage Regulator Supply voltage = +3.3V(pin 16), +5V(pin 99). Supply voltage = +5V (pin 1, 3). As the I C bus master, it controls most of the functions of the AVC20. Input signal: +5V dc level. Closed caption decoding, On Screen Display generation (for TV mode not RGB mode), tunner Output signal: +3.3V regulated dc level.
  • Page 102 BLOCK DIAGRAM A/V BOARD...
  • Page 103 BLOCK DIAGRAM FC/MSC BOARD NOTE: FC/MSC unit in the AVC20 chassis is considered a component and therefore removing its top or bottom shield covers is prohibited. The block diagram must be used only as a functional reference. Tampering with the IC ICD07D is also prohibited. F2+9V M+9V STB+5V...
  • Page 104 Power Supply board / Filter board / LED board / Mains Switch / AC Inlet Signal / Sound board 1/4 (Micro circuit): Power Supply board (Power/Filter PWB) (only for the PT2-E chassis): I004 LP3965 2.5V Regulator I901 STR-F6674 Hybrid IC with a built-in MOS FET and control IC, designed for flyback converter type switch mode power supply application Input voltage ;...
  • Page 105 Signal / Audio board 2/4 (TMDS receiver circuit): Signal / Audio board 4/4 (Audio circuit): I600 SIL861 TMDS(Transition Minimized Differential Signaling) Receiver IC401 NJM1133AN Audio control (Volume, Balance, Bass/Treble, Surround) Supply voltage: 2.5V at pin 2,11,27,75,87,104,113,137,147,153 and 208 Supply voltage ; +12V at pin 16 Supply voltage: 3.3V at pin 12,24,78,92,123,135 and 159 Controlled by I C ;...
  • Page 106 BLOCK DIAGRAM 32/42HDT20M IR RECEIVER PDP MODULE UNIT LED PWB Y-SUS B. X-SUS B. AVC I/F CONECTOR Y-SCAN EVEN SW X-SCAN EVEN SW Y-SCAN EVEN SW X-SCAN EVEN SW Y-SCAN ODD SW X-SCAN ODD SW I600 I 2 0 2 Y-SCAN ODD SW X-SCAN ODD SW TMDS RECEIVER...

  • Page 107: Connection Diagrams

    CONNECTION DIAGRAM 32HDT20M PH.B-15P P H - 1 5 P FPC-50P FPC-50P P H - 8 P P H - 6 P P H - 6 P ESC2 EP50FP P50FP P001P P701P PSC2 PSC2 1 NC 1 SDA2 SDA0 1 GND STB5V STB5V 2 GND...
  • Page 108 CONNECTION DIAGRAM 42HDT20M PH.B-15P P H - 1 5 P FPC-50P FPC-50P P H - 8 P P H - 6 P P H - 6 P ESC2 EP50FP P701P PSC2 PSC2 P50FP P001P 1 GND STB5V STB5V 1 NC 1 SDA2 SDA0 2 TxD...

  • Page 109: Wiring Diagrams

    WIRING DIAGRAM AVC20...
  • Page 110 32HDT20M WIRING DIAGRAM 32HDT20M (1 of 3)
  • Page 111 32HDT20M WIRING DIAGRAM 32HDT20M (2 of 3)
  • Page 112 32HDT20M WIRING DIAGRAM 32HDT20M (3 of 3)
  • Page 113 42HDT20M WIRING DIAGRAM 42HDT20M (1 of 2)
  • Page 114 42HDT20M WIRING DIAGRAM 42HDT20M (2 of 2)

  • Page 115: Exploded View Diagrams

    EXPLODED VIEW AVC20 AVC20 EXPLODED VIEW PARTS LIST ITEM DESCRIPTION SUB-PARTS PART NO. QTY. FRONT PANEL ASSEMBLY PH09468 INSULATOR QJ00851 LEG CUSHION 4620353 SCREW 3x8 BRAZIER MJ00781 TOP CASE QA02061 TERMINAL MTL HDT20 PM23862 AC INLET ASSEMBLY JACK (AC INLET) EP00241 UL FR-1 TUBE NO.
  • Page 116 EXPLODED VIEW 32HDT20M 32HDT20M EXPLODED VIEW PARTS LIST ITEM DESCRIPTION PART NO. QTY. SUB-PARTS BEZEL ASSEMBLY QD21568 KNOB SPRING 3332452 POWER BUTTON PC04961 OPTICAL FRONT FILTER KS04941 PDP MODULE(FPF32C106128UA-61) DD00453 POWER UNIT HA01023 SPEAKER UNIT (EAB1691A2) GM01061 SIGNAL/AUDIO BLOCK SIGNAL/AUDIO PWB ASSEMBLY JP04843 GASKET 10-2-20 MF00983...
  • Page 117 EXPLODED VIEW 42HDT20M ITEM DESCRIPTION PART NO. BEZEL ASSEMBLY QD33488 FRONT FILTER KS04431 SPEAKER UNIT GM01095 (BACK) COVER ASSEMBLY QA02603 STAND ASSEMBLY QJ01022 FLTFPF42C128128UB-51(PDP MODULE) DD00511 POWER UNIT HA00994 SIGNAL/AUDIO PWB ASSEMBLY JP05406 FILTER PWB ASSEMBLY JT23006 LED PWB ASSEMBLY JT23006 SP TERMINAL-L PWB ASSEMBLY JT23006...

  • Page 118: Parts List

    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 Capacitors: Resistors:...

  • Page 119: Part Description

    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. SYMBOL PART PART...
  • Page 120 PT2-E/G AVC1-U 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.
  • Page 121 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. SYMBOL PART PART...
  • Page 122 PT2-E/G AVC1-U 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.
  • Page 123 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. SYMBOL PART PART...
  • Page 124 PT2-E/G AVC1-U 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.
  • Page 125 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. SYMBOL PART PART...
  • Page 126 PT2-E/G AVC1-U 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.
  • Page 127 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. SYMBOL PART PART...
  • Page 128 PT2-E/G AVC1-U 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.
  • Page 129 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. SYMBOL PART PART...
  • Page 130 PT2-E/G AVC1-U 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.
  • Page 131 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. SYMBOL PART PART...
  • Page 132 PT2-E/G AVC1-U 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.
  • Page 133 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. SYMBOL PART PART...
  • Page 134 IR Blaster Cable XZ02 2791501 CRYSTAL HC-49/U E901 EV00832 AC Cord Assy XZ03 2168771 X'TAL(TYPE CSB503F30) N001 QR52141 32HDT20 INSTRUCTION MANUAL XZ04 2791501 CRYSTAL HC-49/U N202 H463071 PLASMA TV WARRANTY CARD USA H901 BE00222R LC FILTER ACH3218-103-T N204 H463005 INSERT SHEET PDP...
  • Page 135 PT2-E/G AVC1-U 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.
  • Page 136 PT2-E/G AVC1-U Quick Reference Replacement Parts List Cir. No. Description Function PWB ASSY REMARKS I901 CZ00863 STR-F6676 (LF1351) SWITCHING REGULATOR Power I902 CP07851 TLP421 OPT. ISOLATOR Power I903 CP07851 TLP421 OPT. ISOLATOR Power I904 CP07851 TLP421 OPT. ISOLATOR Power I905 CP07851 TLP421 OPT.

  • Page 137: Pwb Parts List

    X-SUS BOARD FPF17R-YSS5011 Y-SUS BOARD HA01023 DC-DC PWB UNIT JP04843 VIDEO PWB ASSEBLY(SVC) JT22733 AC-DC PWB ASSEMBLY JT23201 POW/FIL ASSY 32HDT20 42HDT20 42" PLASMA TV PART NUMBER PART DESCRIPTION FPF16R-ABL5004 ADDRESS BUS BOARD (LEFT) FPF16R-ABR5005 ADDRESS BUS BOARD (RIGHT) FPF16R-LGC5006...

  • Page 138: Pdp Pwb Connectors - Pinouts

    Plasma Display Panel Connector Pin-outs All voltages for connectors on each PWB 32HDT20 42HDT20 (single left-click on blue text to jump to that section or page) CH 2...
  • Page 139 32HDT20 Table of Contents Page 03..DC Voltage Tables Page 04..AC-DC PWB Page 04..DC-DC PWB Page 05..Video PWB Page 05..Logic PWB Page 05..A-BUS-L PWB Page 05..A-BUS-R PWB Page 06..X-SUS PWB Page 06..Y-SUS PWB...
  • Page 140 Plasma Display Panel Connector Pin-outs 32HDT20 BOARD CONN PIN Voltage COMMENTS To/From BOARD CONN PIN Voltage COMMENTS To/From 55.1 v Yellow wire, Va supply Switched AC Switched AC CN61 AC-Voltage PWB, PPU1 A-BUS-L PWB CN42 Voltage-Voltage PWB, CN66 0.0 v Black wire, ground 0.0 v...
  • Page 141 32HDT20 - PWB Layout AC-DC PWB PPU2 PPU1 PSW1 DC-DC PWB CN62 CN65 CN64 CN61 CN66 CN67 CN68 CN63 CH 2 Table of Contents Voltage Tables...
  • Page 142 32HDT20 - PWB Layout PSC2 PAS1 PAS2 VIDEO PWB LOGIC PWB A-BUS-R PWB CN52 A-BUS-L PWB CN42 Voltage Tables Table of Contents CH 2...
  • Page 143 32HDT20 - PWB Layout Y-SUS PWB X-SUS PWB CN22 CN32 CN23 CN33 CH 2 Table of Contents Voltage Tables...
  • Page 144 42HDT20 Table of Contents Page 08..DC Voltage Tables Page 09..Power PWB Page 09..Filter PWB Page 10..Video PWB Page 10..Logic PWB Page 10..A-BUS-L PWB Page 10..A-BUS-R PWB Page 11..X-SUS PWB Page 11..Y-SUS PWB CH 2...
  • Page 145 Plasma Display Panel Connector Pin-outs 42HDT20 BOARD CONN PIN Voltage COMMENTS To/From BOARD CONN PIN Voltage COMMENTS To/From AC, always on (audio) Red wire PAS1 L SPEAKER AC CHOKE (audio) Brown wire AC, always on (audio) Orange wire Brown wire, Switched AC PAS2 (audio) Brown wire...

  • Page 146: Power Pwb

    POWER PWB J203 J202 J105 J103 FILTER PWB J204 J206 J104 J205 Table of Contents Voltage Tables CH 2...
  • Page 147 PAS1 PAS2 PSC2 VIDEO PWB LOGIC PWB A-BUS-L PWB CN52 CN42 A-BUS-R PWB Voltage Tables Table of Contents CH 2...
  • Page 148 Y-SUS PWB X-SUS PWB CN32 CN22 CN33 CN23 Voltage Tables Table of Contents CH 2...
  • Page 149 PT2-E/G AVC1-U...

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