hit counter script
Pioneer PDP-42A3HD Service Manual
  1. Manuals
  2. Brands
  3. Pioneer Manuals
  4. LCD TV
  5. PDP-42A3HD
  6. Service manual

Pioneer PDP-42A3HD Service Manual

Hide thumbs Also See for PDP-42A3HD:
Table of Contents

Advertisement

Quick Links

Download this manual
PDP-42A3HD
PLASMA DISPLAY
PDP-4214HD
< CAUTION >
This ARP3302 Supersedes ARP3270
THIS MANU
AL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S).
Model
Type
PDP-42A3HD
KUCXKA
PDP-42A3HD
KUCXC
PDP-4214HD
KUCXC
For details, refer to "Important symbols for good services".
PIONEER CORPORATION
PIONEER ELECTRONICS (USA) INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A.
PIONEER EUROPE NV Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936
PIONEER CORPORATION 2005
Power Requirement
AC120V
AC120V
AC120V
4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan
PDP-42A3HD
ORDER NO.
ARP3302
Remarks
T-ZZR OCT. 2005 printed in Japan

Advertisement

Table of Contents
loading

Related Manuals for Pioneer PDP-42A3HD

Summary of Contents for Pioneer PDP-42A3HD

  • Page 1: Exterior Section

    PIONEER CORPORATION 4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan PIONEER ELECTRONICS (USA) INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A. PIONEER EUROPE NV Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936 PIONEER CORPORATION 2005 T-ZZR OCT.

  • Page 2: Safety Information

    Therefore, the following checks should be performed for the continued protection of the customer and servicetechnician. PDP-42A3HD...
  • Page 3 PRODUCT SAFETY NOTICE With the AC plug removed from an AC power source, place a Many electrical and mechanical parts in PIONEER set have jumper across the two plug prongs. Turn the AC power switch on. special safety related characteristics. These are often not evident...
  • Page 4 (11) The PDP module is composed of a variety of parts, such as those made of materials like glass, metal, plastics, etc. Therefore, when abandoning the PDP module, this should be done in accordance with the relevant law of the nation or an autonomous body PDP-42A3HD...
  • Page 5 The parts used are given the safety-based characteristics, such as non-flammability or sufficient CAUTION • Danger of explosion if battery is incorrectly replaced. • Replace only with the same or equivalent type. PDP-42A3HD...
  • Page 6 To protect products from damages or failures during transit, the shipping mode should be set or the shipping screws should be installed before shipment. Please be sure to follow this method especially if it is specified in this manual. PDP-42A3HD...

  • Page 7: Table Of Contents

    7.1.3 DTT BASIC INSPECTION 7.1.4 BASIC INSPECTION 7.1.5 CPU / SYSTEM MEMORY INSPECTION 7.1.6 MPEG INSPECTION..........................96 7.1.7 A/ V INSPECTION..........................97 7.1.8 CHANNEL INSPECTION .........................100 7.1.9 CHANNEL INSPECTION 2 ......................102 7.1.10 DISASSEMBLY ..........................104 7.2 HOW TO DIAGNOSE THE PDP MODULE.....................108 8. PANEL FACILITIES PDP-42A3HD...

  • Page 8: Specifications

    1. SPECIFICATIONS Specifications Item 42" Plasma Display, Model: PDP-42A3HD/PDP-4214HD Number of Pixels 1024 x 768 pixels 10 W +10 W (1 kHz, 1 %, 4 Ω) Audio Amplifier Surround System SRS TruSurround XT 120 V AC, 60 Hz, 270 W (max) Power Requirement (2.5 W Standby)
  • Page 9 1 input Split Ant input Rear(1) RF in (Analog) 1 input Split Ant input Rear(1) RS232C 1 input Rear(9 pin) A/V output 1 set CVBS+ Audio(R+L) Rear(1 set) 1-14 Output External 1 output SPDIF digital audio Optical Jack audio output PDP-42A3HD...
  • Page 10 FCC prat15 class B ICES-003 BETS-7 4) Audio Item Unit Remark S/N Ratio Frequency Response(Low) Frequency Response(High) Distortion Audio Output, L/R Stereo Separation (Cross talk) Pilot signal Detection Sensitivity Speaker Impedance Speaker Power Rating 4-10 Power amp max out PDP-42A3HD...
  • Page 11 S+12 11.5 13.2 7) AV Interface Item Unit Remark Audio Input Level PAL:0.5Vrms(Typ.) Audio Input Dynamic Range Video Output Level 0.85 1.15 CVBS, 75 ohm Audio Output Frequency Response(Low) Audio Output Frequency Response(High) Audio Output S/N Audio Output Distortion PDP-42A3HD...
  • Page 12 Component1, Component2, HDMI Right-Bottom, Left-Bottom, PIP Position Left-Top, Right-Top Orbiter On, Off Screen Saver Orbiter Range Small, Medium, Large Full White On, Off System Menu Language English, Spanish, French Audio Language English, Spanish, French, German, Italian, Japanese, Korean Clock Setting Date PDP-42A3HD...

  • Page 13: Remote Control Unit

    PBDE, PBBE, Hg, Cd), ODC’S 5. Remote Control Unit Item Unit Remark Function test REMOCON Working Sensitivity, Distance 30 ° REMOCON Working Sensitivity, Angle 6. Accessories Item Unit Remark Power Cord 3.0m User manual English Remote Control Unit Battery 1.5V, AAA (ALKALINE) PDP-42A3HD...

  • Page 14: Exploded Views And Parts List

    Screws adjacent to mark on product are used for disassembly. For the applying amount of lubricants or glue, follow the instructions in this manual. (In the case of no amount instructions, apply as you think it appropriate.) 2.1 PACKING PDP-42A3HD...
  • Page 15 Wiping Cloth 00999-0060 Cushion Top-right 30711-04-002 Guide Supporter-Box 30313-01-000 Gift Box-Bottom 30701-05-000 (2) CONTRAST TABLE PDP-42A3HD/KUCXKA, /KUCXC and PDP-4214HD/KUCXC are constructed the same except for the following : PDP-42A3HD PDP-42A3HD PDP-4214HD Mark No. Symbol and Description /KUCXKA /KUCXC /KUCXC 20 Gift Box-Top...
  • Page 16 2.2 EXTERIOR SECTION (1) To "2.3 Exterior Secton(2) PDP Panel 2.4 Front Panel Section PDP-42A3HD...
  • Page 17 • • • • Screw T4x10, 2S,T/T M1308401017 Screw M3x8, SEMS, ZNW M1040300815 BRKT SIDE AV-USA 30166-02-001 (2) CONTRAST TABLE PDP-42A3HD/KUCXKA, /KUCXC and PDP-4214HD/KUCXC are constructed the same except for the following : PDP-42A3HD PDP-42A3HD PDP-4214HD Mark No. Symbol and Description /KUCXKA /KUCXC...
  • Page 18 2.3 EXTERIOR SECTION (2) To "2.5 Rear Section To "2.2 Exterior Section(1) PDP-42A3HD...
  • Page 19 Screw M4x6, SEM(E),ZNW M1033400615 BRKT REAR BOTTOM 30104-03-001 Screw T4x16,SS,T/T,BH,BLK M1305401617 BRKT MAIN AV-USA 30165-02-001 Screw T3x8,2S,T/T,BH,BLK M1305300817 Screw M3x8,3S,HH,FNI M1116300805 Screw M4x8,BH,BLK M1015400817 Wsher (Ø10) M1231111002 NUT UNF 3/8INCH832 M1211210002 ASSY SHIELD MAIN TOP 01434-0020 01433-0060 ASSY BRKT MAIN SUPPORTER PDP-42A3HD...

  • Page 20: Front Panel Section

    ASSY BRKT FILTER GUIDE-L 01433-0010 30501-05-008 EMI GASKET (40*10*10T) 30501-05-009 EMI GASKET (110*15*15) PDP OPTICAL FILTER 05100-0020 (2) CONTRAST TABLE PDP-42A3HD/KUCXKA, /KUCXC and PDP-4214HD/KUCXC are constructed the same except for the following : PDP-42A3HD PDP-42A3HD PDP-4214HD Mark No. Symbol and Description /KUCXKA /KUCXC...

  • Page 21: Rear Section

    ASSY REAR BACK 01428-0020 Warning Label 20500-0990 Screw M4x8,BH,BLK M1015400817 Screw T4x16,2S,T/T,BH,BLK M1305401617 (2) CONTRAST TABLE PDP-42A3HD/KUCXKA, /KUCXC and PDP-4214HD/KUCXC are constructed the same except for the following : PDP-42A3HD PDP-42A3HD PDP-4214HD Mark No. Symbol and Description /KUCXKA /KUCXC /KUCXC...

  • Page 22: Block Diagram And Schematic Diagram

    3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM 3.1 BLOCK DIAGRAM 3.1.1 OVERALL BLOCK DIAGRAM PDP-42A3HD...

  • Page 23: Atsc Block

    3.1.2 ATSC BLOCK ATSC BLOCK PDP-42A3HD...
  • Page 24 B : ADC and HDMI receiver Block(MST3388M) C : Real Timer Block(M41T81) D : RS232 communication part E : Micom Block(SDA6001+K4S641632H-TC60+AM29LV160DT) F : Deinterlace Block(MDIN150+K4S643232H-TC60) G : Sub-Video Decoder Block(VPC3230) H : Scaler Block(ASI510) I : LVDS transmitter Block(DS90C387) PDP-42A3HD...
  • Page 25 7. DDR SDRAM block is composed of 4 32MByte and stores the current Video and information instantly. 8. The CPU block functions MPEG decoder, converts the video format and control the related IC. 9. The Audio DAC converts from IIC Audio to L/R Analog Audio. 10. The SPDIF outputs 5.1Ch Dolby Digital audio signal. PDP-42A3HD...

  • Page 26: Display Block

    3.1.3 DISPLAY BLOCK PDP-42A3HD...
  • Page 27 C : Analog Tuner Block(FQ1236) D : DDR SDRAM Block(HY5DU281622ET-H x 4) E : MPEG Decoder Block(TL955B2-SH) F : Audio Decoder Block(MSP4440) G : Video Switch Block(CX2069Q) H : Flash Rom Block(E28F320J3A) I : Power input Block J : Main Video decoder Block(uPD64012+HY57V161610DTC-7) PDP-42A3HD...
  • Page 28 3. Digital PCB Block Explanation A : Indication LED Block B : Audio AMP Block(TA2024B) C : AV input Block D : Control key Block PDP-42A3HD...
  • Page 29 • To enter the test mode press keys on Remote control in sequence as below. INPUT 0 9 1 7 •You can adjust the register of IC, but this operation is very critical in set operation. Self-check mode and error code is not applicable in this set. PDP-42A3HD...

  • Page 30: Digital B/D Schematic Diagram

    3.2 DIGITAL B/D SCHEMATIC DIAGRAM DIGITAL B/D PCB T14 T15 JP730 JP701 U401 T02 T03 PDP-42A3HD...
  • Page 31 T03 T04 T05 T06 JP701 : Please refer to the diagram that corresponds to the number (and following letter). : Please refer to the troubleshooting table that corresponds with the number. PDP-42A3HD...
  • Page 32 PDP-42A3HD...
  • Page 33 PDP-42A3HD...
  • Page 34 PDP-42A3HD...
  • Page 35 PDP-42A3HD...

  • Page 36: Dtt_Analog B/D

    T16 T19 DTT_ANALOG PCB T16 T21 T16 T21 U751 : Please refer to the diagram that corresponds to the number (and following letter). T07 T08 T09 T10 : Please refer to the troubleshooting table that corresponds with the number. PDP-42A3HD...
  • Page 37 T16 T19 T16 T19 JP09 T04 T05 U706 08 T09 T10 PDP-42A3HD...
  • Page 38 PDP-42A3HD...
  • Page 39 JP709 3V3VCC 10uH/3A C108 C107 C116 105p 105p 2V5VCC 470uF/16V 10uH/3A C115 C109 105p C110 5267-12A 105p 470uF/16V Screw hole 5m /m PDP-42A3HD...
  • Page 40 R_OUT P4.3 YPbPr1_Pb 47uF/16V BLM31PG601SN1 104p 104p G_OUT P4.4 YPbPr2_Pr 47uF/16V 100uF/16V C-G-IN KST4401 104p SYNC_OUT M_COMP_Y P4.5 YPbPr2_Y 47uF/16V BA_SW 9 104p B_OUT YPbPr2_Pb P4.6 47uF/16V OPEN_750 VD_OUT 104p 103p BA7657F SUB_COMP_SEL OPEN_000 KST4401 COMP1:HIGH COMP2:LOW M_COMP_Pb 3 PDP-42A3HD...

  • Page 41: System Reset

    C735 C736 POMUTEA 105p POMUTE 9,10 TP701 TP08 105p 470uF/16V 220uF/16V 104p R733 OPEN_101 PANEL_ON 5267-07A C737 C733 C734 105p 105p 105p +3.3V 5VSTBK U281 KEY1 nRESET KEY2 nRESET 3,5,7,14 /RESET KEY2 RESET System Reset 105p AME8530AEEVEFX26 12505WR-06A DHT-1105TABF PDP-42A3HD...
  • Page 42 5VSTBK 5VSTBK 5VSTBK R107 R105 R106 D104 D105 R104 D103 D102 BA-2x2UW/5P BA-2x2UW/5P R113 BA-2x2UW/5P R112 BA-2x2UW/5P LED_HDMI Q105 R111 LED_DVD Q104 KST4401 R110 LED_VCR Q103 KST4401 LED_TV Q102 KST4401 C112 KST4401 C111 C110 103p C109 103p 103p 103p PDP-42A3HD...
  • Page 43 GPIO134 ACLKS2 GPIO141 FS1 S0 S1 S2 CLK 0 0 0 8.1 0 0 1 11.28 0 1 0 12.2 0 1 1 16.93 1 0 0 18.4 1 0 1 16.3 1 1 0 22.57 1 1 1 24.5 PDP-42A3HD...

  • Page 44: Pcb Diagram

    4. PCB DIAGRAM 4.1 DIGITAL B/D PDP-42A3HD...
  • Page 45 PDP-42A3HD...

  • Page 46: Dtt_Analog B/D

    4.2 DTT_ANALOG B/D PDP-42A3HD...
  • Page 47 PDP-42A3HD...

  • Page 48: Contrpl Ir & Led, Sub_Av&Amp, Sub_Key, Emi And Power B/D

    4.3 CONTRPL IR & LED, SUB_AV&AMP, SUB_KEY, EMI and POWER B/D CONTRPL IR & LED SUB_AV&AMP B/D SUB_KEY B/D PDP-42A3HD...
  • Page 49 EMI-FILTER POWER_SWITCH PDP-42A3HD...

  • Page 50: Pcb Parts List

    For the applying amount of lubricants or glue, follow the instructions in this manual. (In the case of no amount instructions, apply as you think it appropriate.) 7 PDP-42A3HD/KUCXC and PDP-4214HD/KUCXC PDP-42A3HD and PDP-4214HD/KUCXC are constructed the same except for the following: Part No. Remarks...
  • Page 51 Part No. Symbol Mark Symbol and Description Remarks PDP-42A3HD PDP-4214HD /KUCXC /KUCXC MISCELLANEOUS ELECTRICAL PARTS BATTERY 3V CR2032 CPU/PDP-42A3HD, 4214HD(DIGITAL) 010-2741 010-2741A CPU/PDP-42A3HD,4214HD(DTT_ANALOG) 010-2640 010-2640 POWER SW/42A3HD, 4214HD 150-2020 150-2020 SUB KEY/PDP-42A3HD,4214HD 220-2040 220-2040 EMI CORE CU 0930 B 01211-0020...
  • Page 52 Part No. Symbol Mark Symbol and Description Remarks PDP-42A3HD PDP-4214HD /KUCXC /KUCXC PRINTED & PACKING MATERIALS Not used P15- 1 ACCESSORY BOX PDP-42A3HD 30751-04-000 Not used P15- 1 ACCESSORY BOX PDP-4214HD 30751-04-000 30701-04-001 Not used P15-20 GIFT BOX-TOP PDP-42A3HD Not used...

  • Page 53: Adjustment

    How to enter; TV/AV -> 0 -> 9 -> 1-> 7 (press by a second, enter factory mode) -> ASI510 W/B -> Done (it shows R,G,B adjustment toolbar) (1) Mid : x=0.283 , y=0.298 +/- 0.02 (9300k) (2) High : x=0.276 , y=0.283 +/- 0.02 (11000k) (3) Low : x=0.313 , y=0.329 +/- 0.02 (6500k) PDP-42A3HD...

  • Page 54: Operation Test In Each Mode

    Remark Overall 1. Check video noise at high frequency. 2. Check Ringing. 3. Check diagonal line noise in all (By changing Contrast is necessary.) 16 gray scale 1. Check saturation of Contrast / brightness by min/max. 2. Check noise. PDP-42A3HD...
  • Page 55 L+R / 2 , L+R / 2 STEREO 1K / 3K 1K+3K / 1K+3K L+R / 2 ,L+R / 2 MONO+SAP MONO 1K / 1K STEREO 1K / 1K 5K / 5K STEREO+SAP MONO 1K /1K STEREO 1K/3K 5K/5K PDP-42A3HD...

  • Page 56: Speaker & Interface

    Select signal input source with Remocon. • Check each Source normal operation status. - Composite (RCA) operation check (picture & sound) - S-Video operation check (picture & sound) - Component operation check (picture & sound) - SPDIF Output operation check PDP-42A3HD...
  • Page 57 B). – input signal to DTV. - Check normal output from TV that connect AV-Out terminal. Caption test – Press CC key on remocon. - Check caption on picture. Fan test - Enter Factory Mode, test Fan On/Off operation PDP-42A3HD...

  • Page 58: General Information

    Each IC com munica tes con nect ed IC. Scaler IC(ASI510) out puts OSD and Video siganl LVDS Transmitter transf er LVDS signal to PDP Modu le Module Dig ital Board con verter LVDS signal to TTL s igna l Module display PDP-42A3HD...
  • Page 59 TL955 to TTL signal The YPbPr signal go es LVDS Transmitter to ADC(MST3388M), transfer LVDS signal it conv erts RGB format to PDP Modul e RGB signal goe s MDIN out put signal to to deinterlacer(MDIN150) Scaler IC(ASI510) PDP-42A3HD...

  • Page 60: Trouble Shooting Method

    Digital TV Block Check Composite Video Composite Video Check Block Check Component Video Component Video Check Bloc k Check S- Video Check S- Video Block Check HDMI Check HDMI Block Check Audio Check Audio Bloc k Check 1st function Test PDP-42A3HD...
  • Page 61 CC function check Picture Mode F/ W Version & Test Eeprom state Sound function F/ W Version & Check Eeprom state PIP/Twin Component Video Check Block Check V- chip function V- chip Block c heck Check 2nd function Test PDP-42A3HD...
  • Page 62 4 - 1 The signal waveform Check the input power of X3 part in U29 in digital B/D Waveform 5 Check the U28 and The data line waveform related Circuit of U28 Waveform 6 - 1 Change Digital B/D PDP-42A3HD...
  • Page 63 <Waveform 1 > <Waveform 4-1 > <Waveform 2 > <Waveform 5 > <Waveform 3 > <Waveform 6-1 > PDP-42A3HD...
  • Page 64 In digital Board Waveform 8 EDID data Check HDMI_PWR at U4 &5VSTB In digi tal Board No sound Check the EDID data in HDMI mode &Audio output at U401 Check the signal Change JP4 at JP4(HDMI Connector) Change Digital B/D PDP-42A3HD...
  • Page 65 <Waveform 7 SCL > <Waveform 7 SDA > <Waveform 8 > PDP-42A3HD...
  • Page 66 Check U20 and PR29,31,34,35,38,39 X2 and related circuit In digital B/D Waveform 12 Check the LVDS Cable Change the LVDS Cable and JP500 &LVDS chip in Digital B/D Change Digital B/D Test Patterm : SMPTE Color Bats PDP-42A3HD...
  • Page 67 < Waveform 9 #22 > < Waveform 10 > < Waveform 9 #25 > < Waveform 11 > < Waveform 9 #27 > < Waveform 12 > PDP-42A3HD...
  • Page 68 25,26 In DTT&Analog Waveform 11 Dose the signal appear at Check U20 and PR29,31,34,35,38,39 X2 and related circuit In digital B/D Waveform 12 Check the LVDS Cable Change the LVDS Cable and JP500 &LVDS chip in Digital B/D Change Digital B/D PDP-42A3HD...
  • Page 69 < Waveform 13 > < Waveform 12 > < Waveform 14 > < Waveform 11 > PDP-42A3HD...
  • Page 70 25,26 In DTT&Analog Waveform 11 Dose the signal appear at Check U20 and PR29,31,34,35,38,39 X2 and related circuit In digital B/D Waveform 12 Check the LVDS Cable Change the LVDS Cable and JP500 &LVDS chip in Digital B/D Change Digital B/D PDP-42A3HD...
  • Page 71 < Waveform 15 > < Waveform 12 > < Waveform 14 > < Waveform 11 > PDP-42A3HD...
  • Page 72 25,26 In DTT&Analog Waveform 11 Dose the signal Check U20 and appear at PR29,31,34,35,38,39 X2 and related circuit In digital B/D Waveform 12 Check the LVDS Cable Change the LVDS Cable and JP500 &LVDS chip in Digital B/D Change Digital B/D PDP-42A3HD...
  • Page 73 < Waveform 16 C > < Waveform 17 Y > < Waveform 16 Y > < Waveform 12 > < Waveform 17 C > < Waveform 12 > PDP-42A3HD...
  • Page 74 In DTT&Analog Board input part of U751 Waveform 19 #11,15 Check U751 and At U200 Y800 and related circuit In Audio Amp Board Waveform 20 #28,31,27,24 Check U20 and At U200 X2 and related circuit Waveform 21 Change Speaker PDP-42A3HD...
  • Page 75 < Waveform 18 > < Waveform 21 > < Waveform 19 > < Waveform 20 > PDP-42A3HD...
  • Page 76 U751 In DTT&Analog Board Waveform 19 #11,15 Check U751 and At U200 Y800 and related circuit In Audio Amp Board Waveform 20 #28,31,27,24 At U200 Check U200 and X2 and related circuit Waveform 21 Change Speaker PDP-42A3HD...
  • Page 77 < Waveform 18 > < Waveform 21 > < Waveform 19 > < Waveform 20 > PDP-42A3HD...
  • Page 78 DTT & Analog B/D Waveform 19 #11,15 Check U751 and At U200 Y800 and related circuit In Audio Amp Board Waveform 20 #28,31,27,24 Check U20 and At U200 X2 and related circuit Waveform 21 Change Speaker PDP-42A3HD...
  • Page 79 < Waveform 19 > < Waveform 20 > < Waveform 21 > PDP-42A3HD...
  • Page 80 Check TV SIF input part in DTT & Analog B/D Waveform 22 #11,15 At U200 Check U751 and In Audio Amp Board Y800 and related circuit Waveform 20 #28,31,27,24 Check U20 and At U200 X2 and related circuit Waveform 21 Change Speaker PDP-42A3HD...
  • Page 81 < Waveform 22 > < Waveform 20 > < Waveform 21 > PDP-42A3HD...
  • Page 82 O.K. but the CC Does Not display Check the Micom_CVBS Check Micom CVBS (Pin 121) Connection part of IC SDA6001(U29) Waveform 24 R,G,B,FB,H-sync V-sync Check the crystal(X2) Check CC_R,G,B,FB,H,V-sync and related parts on U29 of IC SDA6001(U29) Change the uPD64012 PDP-42A3HD...
  • Page 83 < Waveform 24 R > < Waveform 24 FB > < Waveform 24 G > < Waveform 24 H-sync > < Waveform 24 B > < Waveform 24 V-sync > PDP-42A3HD...
  • Page 84 Check the IR Micom(Pin 76) and Power in LED Board of IC SDA6001(U29) Check the Micom part Exchange the IC(U29) (IIC Comunication, other Control line) When you power Exchange the IC(UP1) switch off, the set off Exchange the Digital Board PDP-42A3HD...
  • Page 85 < Waveform 25 > PDP-42A3HD...
  • Page 86 Check the key1,key2 Check Control Key Board (Pin 124,125) and Power in LED Board of IC SDA6001(U29) Check the Micom part Exchange the IC(U29) (IIC Comunication, other Control line) Check IR processor Exchange the IC(UP1) (UP1) Exchange the Digital Board PDP-42A3HD...
  • Page 87 < Waveform 26 > < Waveform 26-1 > PDP-42A3HD...

  • Page 88: Dtt Basic Inspection

    Note) Please refer to the power diagram of PAU-42THD for detail power connectivity information. Note) Each input power of DTT comes via the digital board of SMPS directly. So, please check the digital board prior to SMPS when power input is not working properly. PDP-42A3HD...

  • Page 89: Basic Inspection

    Waveform 1 (When 'OK' key is pressed) Check the digital board / Check the UART0_RX signal Check the IR & LED board (Pin 33 of JP701) Check signal line path to the main CPU of DTT board (U2) < Waveform 1 > PDP-42A3HD...
  • Page 90 4. When replacing parts, be cearful of static charges from the tip of the solder iron that can easily damage the parts. Also, check for assembly condition, soldering condition, or for incorrect or reverse insertion of parts. 5. If the problems are caused by CPU, change CPU board and download Serial Number. PDP-42A3HD...
  • Page 91 < Waveform 2 > < Waveform 5 > < Waveform 3 > < Waveform 4 > PDP-42A3HD...
  • Page 92 4. When replacing parts, be careful of static changes from the tip of the solder iron that can easily damage the parts. Also, check for assembly condition, soldering condition, or for incorrect or reverse insertion of parts. 5. If the problems are caused by CPU, change CPU board and download Serial Number. PDP-42A3HD...
  • Page 93 < Waveform 2 > < Waveform 6 > < Waveform 4 > < Waveform 5 > PDP-42A3HD...

  • Page 94: Cpu /System Memory Inspection

    5. When replacing parts, be careful of static charges from the tip of the solder iron that can easily damage the parts. Also, check for assembly condition, soldering condition, or for incorrect or reverse insertion of parts. 6. If the problems are caused by CPU, change CPU board and download Serial Number. PDP-42A3HD...
  • Page 95 < Waveform 5 > < Waveform 7 > PDP-42A3HD...

  • Page 96: Mpeg Inspection

    The interface is composed of clock(133MHz), address, data and control signals. 3. If all connections are complete, replace the DDR-SDRAM. 4. If the problems are caused by CPU, change CPU board and download Serial Number. < Waveform 7 > < Waveform 8 > PDP-42A3HD...

  • Page 97: A/ V Inspection

    Check the TS line between tuner to U531. CPU and U531 Check for other defective modes Useful Tips 1. If no output of TS data but tuner is good, check the U531 and relevant components. < Waveform 9-1 > < Waveform 9-2 > PDP-42A3HD...
  • Page 98 1. The Audio problem largely from the defect of CPU, Audio DAC or incomplete soldering of the parts located along the audio output path. 2. Audio DAC pins represent serial data, LR clock, Bit clock and system clock, respectively. < Waveform 10 > < Waveform 11 > PDP-42A3HD...
  • Page 99 No IEC958 Digital Output Waveform 13 Check the path between Check the IEC958 output CPU and IEC958 line signal J5 of U2 (Incorrect insertion, poor soldering, short circuits, damage, etc.) Check for other defective modes < Waveform 13 > PDP-42A3HD...

  • Page 100: Channel Inspection

    2. Check the 12C interface between tuner and 10046. If no problem, inspect along the tuner output path to TDA10046. Whether the components of R, L, C's soldering status. 3. If no problem, replace the Tuner. 4. If the problems are founded by CPU, replace the CPU board and also download SN. PDP-42A3HD...
  • Page 101 < Waveform 14 > PDP-42A3HD...

  • Page 102: Channel Inspection 2

    (demodulator) low : unlock and valid of LGDT3303 * VSB_D [7 : 0] of LGDT3303 Replace the related parts Check the TS DATA output (demodulator) and goes to CPU Check for other defective modes PDP-42A3HD...
  • Page 103 < Waveform 15 > < Waveform 16 > PDP-42A3HD...

  • Page 104: Disassembly

    Remove the two screws (M4 x 12). Remove the 17 screws (M4 x 8). SHIELD ASSY and STAND ASSY Remove the nine screws (M3 x 8). Remove the four screws (M4 x 12). Remove the stand. STAND ASSY SHILED ASSY PDP-42A3HD...
  • Page 105 Remove the four screws (M3 x 8) to release the ASSY BRKT MAIN. Remove the four screws (M5 x 12). Remove the eight screws (T4 x 16). Remove the five screws (M3 x 8) to release the SMPS. ASSY BRKT MAIN PDP-42A3HD...
  • Page 106 SHIELD SIDE Remove the SHIELD SIDE Remove the three screws (T4 x 16). Remove the screw (M4 x 10). Remove the three screws (M4 x 8). PDP PANEL PDP-42A3HD...
  • Page 107 SPEAKERS Remove the two screws to release the LED PCB. Remove the eight screws (T4 x 14) to release the SPEAKER L/R. SPEAKER R SPEAKER L SPEAKER L LED PCB PDP-42A3HD...

  • Page 108: How To Diagnose The Pdp Module

    ) Tester: For cable check, voltage adjustment, etc. g) Cushion: To be used when the PKGs are to be replaced Note: Be sure to wear a wrist strap when you detach/reattach PKGs (Board Assy) to protect electronic components from being damaged by electrostatic charges. PDP-42A3HD...

  • Page 109: Parts List

    Data Relay Board (left) Scan Relay Board (Down) Version label of the board assy (PKG) • Part name • Part name • Serial number • Serial number • HW version • SW version • Version number Digital PKG Other PKG PDP-42A3HD...
  • Page 110 Scan Relay Board(Down) . PKG42H5E1 01C/02C 01A/02A Scan Relay Board(Down) Scan Relay Board(Down) should be combined with the same version of Scan Relay Board(Up). PKG42H5E2 01C/02C 01C-07/02C-07 11C-07/12C-07 13C-07 14C-07 Digital Board 12C-08 17C-08 PKG42H5C1 14C-08 15C-08 16C-08 17C-08 PDP-42A3HD...
  • Page 111 Model, Serial No. and Panel ID. Manual of the product Page 112(1) Exchange PDP Panel Crack Page 112(2) Reconnect or Connectors/Cables exchange Page113-115 (Page122-126 off scope) Phenomenon Reproduction H Line Picture Power-off V Line Pixel Defect Page117-118 Page118 Page119-122 Page116 Page123-126 PDP-42A3HD...
  • Page 112 QC Report together with the date of delivery. Send the Report back to us together with the information about Failure on appearance of Board. (Caution) If QC Report is sent to us without photos, our companywill determine the disposition of the module. PDP-42A3HD...
  • Page 113 (3-2) Check connectors and cables whether they are connected and locked right. See Page 114-115 for the right procedure of connection. Data Relay Board (RU) Data Relay Board (LU) High Voltage Board Common Relay Board Digital Board Data Relay Board (LD) Data Relay Board (RD) PDP-42A3HD...
  • Page 114 Common Relay Board (Photo) - Digital Board - Panel - Panel Locked Unlocked Right Connection (Part 2) High Voltage Board (Photo) Digital Board (Photo) High Voltage Board (Photo) -Scan Relay Board(Photo) -High Voltage Board -Data Relay Board Locked Unlocked PDP-42A3HD...
  • Page 115 Right Connection (Part 3) Common Connection Board (Photo) Data Relay Board (Photo) High Voltage Board (Photo) -Common Relay Board -Panel -Common Relay Board (Photo) Locked Unlocked PDP-42A3HD...
  • Page 116 PDP-42A3HD...
  • Page 117 Exchange PDP. 3 Failure in Panel ] Exchange PDP. (5-2) Symptom : 2 vertical line (Shote mode) Shortage between Red and Blue Cause/Countermeasure : 1 Failure in Data IC ] Exchange PDP. 2 Failure in Panel ] Exchange PDP. PDP-42A3HD...
  • Page 118 Open or contact failure of Scan Flexible Cable (CN01-CN04) at output side of Scan Relay Board (U,D) Clean, Reconnect or exchange connector. Contact failure of connector between Scan Board and Scan Relay Board Clean, Reconnect or exchange connector. Short between terminals of Scan IC due to screw dust Clean around the terminals. PDP-42A3HD...
  • Page 119 (Note) Typical symptom are only shown. (7) Picture Defect Another Symptom might appear. (7-1) Symptom:No Picture(Priming flash). High Voltage Board Glass Fuse (F302) Cause/Countermeasure: 1F302 open ] Exchange High Voltage Board. OK: Short NG: Open PDP-42A3HD...
  • Page 120 If the connector CN7908 disconnected from Data Relay Board (RD) is short-circuited between Pin 8 and GND (Pin 3 or 7) ] Data Relay Board(RD) is failed ] Exchange Data Relay Board (RD). CN7909 CN7808 CN7908 CN7909 OK: Open NG: Short Data Relay Board (RD) Data Relay Board (LD) Data Relay Board (RD) PDP-42A3HD...
  • Page 121 ]Exchange High Voltage (6~9) characteristic Board. (10~13) (99~103) Checkpoints (15~18) (93~96) (91) (24) High Voltage Board; Surface (86~89) (81~84) (33~35) (76~78) PH2401F W- X (39~40) (71~74) (66~69) (49~50) (61~64) OK: Diode characteristic (53) NG: Other than above (57~59) (55~56) PDP-42A3HD...
  • Page 122 A number of lateral lines, shear in display Regular noise Cause/Countermeasure : 1 Contact failure of connector adjacent to Digital Board or short circuit due to conductive obstacle Clean or Reconnect 2 Failure in circuit on Digital Board Failure in Digital Board PDP-42A3HD...
  • Page 123 (8-1) Symptom: No Picture(Priming doesn’t flash) ] Power off Cause/Countermeasure: 1 F301 open ] Exchange High Voltage Board. 2 FU801 open ] Exchange Digital Board. High Voltage Board OK: Short NG: Open Glass Fuse (F301) Digital Board OK: Short NG: Open Chip Fuse (FU801) PDP-42A3HD...
  • Page 124 6 Short between NEGA-POSI on Scan Relay Board (D) High Voltage Scan Relay Board (U) Board NEGA POSI Checkpoint NEGA-POSI OK: More than kΩ NG: Short High Voltage Scan Relay Board (D) Board POSI Checkpoint NEGA NEGA-POSI OK: More than kΩ NG: Short PDP-42A3HD...
  • Page 125 (8-2) Symptom: No Picture ]Power off(Priming flash) Cause/Countermeasure: R91 open ] Exchange High Voltage Board. High Voltage Board Fuse Resistor (R91) R91 OK: About 2.2 Ω(1W) NG: Open PDP-42A3HD...
  • Page 126 Cause/Countermeasure:R150 open ExchangeHigh Voltage Board. Cause/Countermeasure: R43,R61 open Exchange High Voltage Board. Fuse Resistor (R150) Fuse Resistor (R43),(R61) R43 OK: About 3.3 Ω(2W) NG: Open R61 OK: About 4.7 Ω(2W) NG: Open R150 OK: About 4.7 Ω(2W) NG: Open PDP-42A3HD...
  • Page 127 Disconnect connectors and cables on failed Board. Page 128 Detach failed Board. Page129-130 Put on good Board. Connect connectors and cables. Page129 (Caution) Put cushion under failed PDP to cover general surface of glass before laying it’s screen down. PDP-42A3HD...
  • Page 128 Board. See the next page for the procedure. Data Relay Board (LU); 3 screws Data Relay Board (RU); 3 screws Common Relay Board15 High Voltage screws Board15 screws Digital Board 4 screws Data Relay Board (LD) Data Relay Board (RD) 3 screws 3 screws PDP-42A3HD...
  • Page 129 (Caution) Be sure to put on Heat Sink after assembling Data Relay Board Data Relay Board (RU) Data Relay Board (LU) 8 connectors 9 connectors Common Relay Board 1 connector High Voltage Board 6 connectors Digital Board 7 connectors Data Relay Board (RD) Data Relay Board (LD) 9 connectors 8 connectors PDP-42A3HD...
  • Page 130 2. Gently lift Heat Sink up from Data TCP.(1,2) 3. Repeat1 and 2 until Heat Sink is taken off.(3) Before detaching Heat Sink and Data TCP Reverse of Heat Sink Be careful of sticking. Data TCP mounted Heat-conductive on Flexible cable silicone sheet Heat Sink PDP-42A3HD...
  • Page 131 Detach PDP from Jig. Keep it if PDP is assembled Into product set. Reuse (next process) Example of mounting to jig (Caution)Be sure to connect a Signal Cable and two Power Cables. Otherwise High Voltage Board may be broken. PDP-42A3HD...
  • Page 132 Vsw1 : Adjust VR3 so that the voltage between Test Pad (TP328) and GND becomes “Rated Voltage on Label ± 0.5V”. Vsw2 : Adjust VR4 so that the voltage between Test Pad (TP310) and GND becomes “Rated Voltage on Label ± 0.5V”. High Voltage Board TP310 Vsw2 VR3 Vsw1 VR4 Vsw2 TP328 Vsw1 PDP-42A3HD...
  • Page 133 Vp : Adjust VR1 so that the voltage betweenTest Pad (TP327) and GND becomes “Rated Voltage on Label ± 0.5V”. Vbw : Adjust VR2 so that the voltage betweenTest Pad (TP329) and GND becomes “Rated Voltage on Label ± 0.5V”. High Voltage Board VR2 Vbw TP329 Vbw TP327 Vp VR1 Vp PDP-42A3HD...
  • Page 134 Do not use a fixed pattern such as window or cross hatch for aging. (6) Display Inspection Confirm that every signal picture is good. Blue Green Color Bars Gray Scale (Caution) PDP module may have instable picture display if electrified after a long storage. Then conduct aging for about 2 hours. PDP-42A3HD...

  • Page 135: Panel Facilities

    POWE R POWER button 6 OK button 2 STANDB Y indicator 7 MENU button 3 Current input source indicators 8 VOLUME –/+ buttons 4 Remote control sensor 9 CHANNEL –/+ button s 5 INP UT button 10 STANDB Y/ON button PDP-42A3HD...

  • Page 136: Rear View

    2 DTV-ANTENNA IN terminal (COMPONENT VIDEO/AUDIO) 3 ANTENNA/CABLE IN terminal 8 HDMI terminal (AUDIO/HDMI) 4 MONITOR OUT terminals (AUDIO/VIDEO) 9 RS-232C terminal (service only) 5 DIGITAL OUT terminal (OPTICAL) 10 AC IN terminal 6 VIDEO 1/VIDEO 2 terminals (AUDIO/VIDEO/ S-VIDEO) PDP-42A3HD...
  • Page 137 LIST 17 SLEEP: Sets the sleep timer. 18 DISPL AY: Shows the display. 19 OK : Executes a command. 20 MENU : Displays the on-screen menu . 21 BACK : Returns to the previous menu screen. +/–:Sets the volume. PDP-42A3HD...
  • Page 138 26 CH DELETE: Deletes a channel in Edit Chan- nel List. 27 LIST : Displays the channel list. Press the button to select the required channel. • W hen using the remote control unit, point it at the Plasma Display. PDP-42A3HD...

This manual is also suitable for:

Pdp-4213hd

Table of Contents