Pioneer PDP-4213HD Service Manual Download

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PDP-42A3HD

Check the condition of connectin of the input TV signal.
Check the condition of soldering state in Tuner & input part
Check the short point in signal line.
Check for short circuits between each power terminal and the ground.

4. No TV Signal

Preliminary Checkpoints

#119

At U711

In DTT&Analog Board

#63

at U706

in DTT & Analog B/D

No TV

signal (SMPTE Color Bars)

Dose the signal

appear at PR22,24

25,26 In DTT&Analog

B/D

Dose the signal

appear at

PR29,31,34,35,38,39

In digital B/D

Check the LVDS Cable

and JP500

in Digital B/D

Change Digital B/D

Waveform 13

Waveform 14

Waveform 11

Waveform 12

Check A_CVBS1 input

part

Check U706 &

input part of U711

Check U16 and

Y2 and related circuit

Check U20 and

X2 and related circuit

Change the LVDS Cable

&LVDS chip

T04

Summary of Contents for PDP-4213HD

Page 1: ...ACENTRE PTE LTD 253 Alexandra Road 04 01 Singapore 159936 PIONEER CORPORATION 2005 PDP 42A3HD ARP3302 PLASMA DISPLAY PDP 42A3HD PDP 4214HD THIS MANU This ARP3302 Supersedes ARP3270 CAUTION AL IS APPLICABLE TO THE FOLLOWING MODEL S AND TYPE S Model Type Power Requirement Remarks PDP 42A3HD KUCXKA AC120V PDP 42A3HD KUCXC AC120V PDP 4214HD KUCXC AC120V For details refer to Important symbols for good ...

Page 2: ... adjustment and compartment covershields isolation resistor capacitor etc 3 When service is required observe the original lead dress Extra precaution should be taken to assure correct lead dress in the high voltage circuitry area 4 Always use the manufacture s replacement components Especially critical components as indicated on the circuit diagram should not be replaced by other manufacture s Fur...

Page 3: ...c Any current measured must not exceed 0 5mA ANY MEASUREMENTS NOT WITHIN THE LIMITS OUTLINED ABOVE ARE INDICATIVE OF A POTENTIAL SHOCK HAZARD AND MUST BE CORRECTED BEFORE RETURNING THE SET TO THE CUSTOMER PRODUCT SAFETY NOTICE Many electrical and mechanical parts in PIONEER set have special safety related characteristics These are often not evident from visual inspection nor the protection afforde...

Page 4: ...ot get any shock or stress 7 If one touches the connector of the flexible cable exposed to the rear side of the PDP module there is danger of causing a poor contact As such it must be handled with utmost care In addition the flexible cable is very weak in mechanical strength Therefore this cable must not be touched during handling 8 The panel surface of the PDP module is easy to be hurt and genera...

Page 5: ...areful of an electric shock or a burn The PDP module involves the sections where high voltage and high temperature are prevalent When equipment is energized therefore use working gloves in order to prevent an electric shock and a burn At the time of transportation disassembly reassembly and the replacement of parts such a servicing job must be done after pulling out all the connector cables that h...

Page 6: ... the product Please check that neither solder debris nor screws remain inside the product 8 There should be no semi broken wires scratches melting etc on the coating of the power cord Damaged power cords may lead to fire accidents so please be sure that there are no damages If you find a damaged power cord please exchange it with a suitable one 9 There should be no spark traces or similar marks on...

Page 7: ...GRAM 44 4 1 DIGITAL B D 44 4 2 DTT_ANALOG B D 46 4 3 CONTRPL IR LED SUB_AV AMP SUB_KEY EMI and POWER B D 48 5 PCB PARTS LIST 50 6 ADJUSTMENT 53 6 1 ADJUSTMENT OF WHITE BALANCE 53 6 2 OPERATION TEST IN EACH MODE 54 6 3 TV 55 6 4 SPEAKER INTERFACE 56 7 GENERAL INFORMATION 58 7 1 DIAGNOSIS 58 7 1 1 OPERATION SEQUENCE FLOW 58 7 1 2 TROUBLE SHOOTING METHOD 60 7 1 3 DTT BASIC INSPECTION 88 7 1 4 BASIC I...

Page 8: ... 3 lbs Reception System Digital ATSC Digital TV system Circuit type 8VSB demodulation Tuner VHF 2 13ch UHF 14 69ch Audio format Dolby Digital Reception System Analog American TV standard NTSC system Tuning System FS Tuner VHF UHF VHF 2 13ch UHF 14 69ch CATV 1 125ch Audio multiplex BTSC system Terminal Rear DTV ANTENNA IN 75Ω UNBAL F Type for DTV in ANTENNA CABLE IN 75Ω UNBAL F Type for VHF UHF CAT...

Page 9: ...tch 0 897 X 0 675 x RGB Resolution 1024 X 768 Weight 16 00Kg Typ Power consumption 250W Typ 320W Max Sustain Power 180 200V 1 2A internal PLE 1 9 External PLE 20A Max 1 10 PDP Module Data Power 60 70V 1 7A Average Impedance 4 Ω 1 11 Speaker Regularity Input power 15 0W Typ 20W Max 1 12 Power on time Max 15sec CVBS input 3 set Video Audio R L Side 1set Rear 2set S Video Input 3 input Y C Side 1 Rea...

Page 10: ...Music User 2 7 Stereo sound BTSC with SAP 2 8 OSD language English Spanish French 2 9 3D DCF 3D NR digital comb filter YES 2 10 De interlace YES 2 11 DCTI DLTI YES 2 12 PIP double windows YES 3 Safety and Public Regulation No Item Remark 3 1 cUL60650 UL6500 UL60650 CSA C22 2 No 60065 3 2 FCC prat15 class B 3 3 ICES 003 3 4 BETS 7 4 Audio No Item Min Typ Max Unit Remark 4 1 S N Ratio 60 65 70 dB 4 ...

Page 11: ...der Audio Mode Single Dual mono Stereo Joint stereo 6 Power SMPS No Item Min Typ Max Unit Remark 6 1 AC Power Shut Down Voltage 75 V 6 2 D 190 170 195 V 6 3 D 65 55 70 6 4 D 5 4 75 5 25 V 6 5 D 3 3 3 0 3 6 V 6 6 D 2 5 2 3 2 7 V 6 7 A 12 11 5 13 2 V 6 8 A 6 5 7 6 3 V 6 9 M 7 6 7 7 5 V 6 10 S 12 11 5 13 2 V 7 AV Interface No Item Min Typ Max Unit Remark 7 1 Audio Input Level 0 4 0 5 0 6 V PAL 0 5Vrm...

Page 12: ... 100 Bar number Treble 0 100 Bar number Balance L50 0 R50 Bar number Auto Volume Level On Off SRS TruSurround XT On Off Sound Digital Audio Output PCM Dolby Digital Aspect Ratio Zoom Cinema Full 4 3 Wide Main Input Digital CH Analog CH AV 1 AV 2 AV 3 S AV 1 S AV 2 S AV 3 Component1 Component2 HDMI PIP TWIN Mode Off PIP TWIN1 TWIN2 PIP TWIN Input Digital CH Analog CH AV 1 AV 2 AV 3 S AV 1 S AV 2 S ...

Page 13: ...mm 118 mm 672 mm Before Package with Stand 1235 mm 252 mm 689 mm 1 TV Size Package 1420 mm 375 mm 862 mm Net TV 40 5 Kg 2 TV weight Package 43 Kg Type Detachable 4 Stand Size W 720 x D 252 x H 142 mm Cabinet Front Min UL94 5V PC ABS With stand Back Cover AL knob ABS 5 Material Housing Package without PBDE PBBE Hg Cd ODC S 5 Remote Control Unit No Item Min Typ Max Unit Remark 1 Function test 2 REMO...

Page 14: ...e mark found on some component parts indicates the importance of the safety factor of the part Therefore when replacing be sure to use parts of identical designation 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 NOTES ...

Page 15: ...20300 0160 NSP 9 Card Register 20300 0170 10 Wiping Cloth 00999 0060 11 Gift Box Bottom 30701 05 000 12 Cushion Bottom right 30711 04 005 13 Cushion Bottom left 30711 04 004 NSP 14 PDP 42A Set 15 Mirror Mat 30721 07 001 16 Cushion Top center 30711 04 003 17 Cushion Top left 30711 04 001 18 Pulp Pad Top 30740 02 001 19 Silicagel 3g 10731 01 001 20 Gift Box Top See Contrast table 2 21 Cushion Top ri...

Page 16: ...42A3HD 16 1 2 3 4 1 2 3 4 C D F A B E 2 2 EXTERIOR SECTION 1 14 15 18 To 2 3 Exterior Secton 2 PDP Panel 1 10 10 10 10 8 9 7 5 5 5 5 5 5 5 6 6 4 13 13 21 24 24 23 22 16 26 25 26 3 2 2 4 Front Panel Section ...

Page 17: ...KT V SUPPORTER L 01433 0040 9 ASS Y BRKT V SUPPORTER R 01433 0050 NSP 10 Screw M5x12 SEMS FNI 11 12 13 Screw M3x8 SEMS ZNW M1040300815 14 BRKT SIDE AV USA 30166 02 001 15 Screw T3x8 2S T T BH BLK M1305300817 16 Screw M4x8 SEMS ZNW M1040400815 17 18 SENSOR Assy 010 2742 19 20 21 ASSY STAND See Contrast table 2 22 ASSY BRKT BASE 01433 0090 23 BRKT LEG SUPPORTER 30169 01 000 24 Screw M4x8 SEMS BLK M1...

Page 18: ... 18 1 2 3 4 1 2 3 4 C D F A B E 2 3 EXTERIOR SECTION 2 17 20 21 10 10 10 10 10 10 12 12 11 19 8 14 14 15 16 16 10 10 10 10 10 16 10 10 10 22 13 To 2 2 Exterior Section 1 To 2 5 Rear Section 10 7 6 4 18 18 1 9 2 3 ...

Page 19: ...W M1040301215 9 ASSY SHIELD MAIN 01434 0010 10 Screw M4x8 SEMS ZNW M1040300815 11 BRKT N FILTER 30173 01 000 12 Screw M4x6 SEM E ZNW M1033400615 13 BRKT REAR BOTTOM 30104 03 001 14 Screw T4x16 SS T T BH BLK M1305401617 15 BRKT MAIN AV USA 30165 02 001 16 Screw T3x8 2S T T BH BLK M1305300817 17 Screw M3x8 3S HH FNI M1116300805 18 Screw M4x8 BH BLK M1015400817 19 Wsher Ø10 M1231111002 20 NUT UNF 3 8...

Page 20: ...w T3x12 2S T T BHW ZNW M1308301215 10 ASSY BRKT FILTER GUIDE L 01433 0010 11 PDP OPTICAL FILTER 05100 0020 12 ASSY BRKT FILTER HOR 01433 0020 13 ASSY BRKT FILTER VER 01433 0030 14 GUIDE PANEL N 30297 01 000 15 Screw M3x6 FH ZNW M1011300615 16 SPEAKER With wire assy 1170 02400 0060 17 SPEAKER With wire assy 350 02400 0050 18 Screw T4x14 2S T T PHW ZNW M1308401415 19 EMI GASKET 45 10 1 0 30501 05 00...

Page 21: ...k No Description Part No 1 ASSY SHIELD MAIN TOP 01434 0020 2 Screw M3x8 SEMS ZNW M1040300815 3 ASSY REAR BACK 01428 0020 4 Screw M4x8 BH BLK M1015400817 5 Screw T4x16 2S T T BH BLK M1305401617 6 RUBBER CAP 30602 01 001 7 Screw M4x12 SEMS BLK M1040401217 8 ID Label See Contrast table 2 9 Warning Label 20500 0990 Mark No Description Part No Mark No Symbol and Description PDP 42A3HD KUCXKA PDP 42A3HD...

Page 22: ...PDP 42A3HD 22 1 2 3 4 1 2 3 4 C D F A B E 3 BLOCK DIAGRAM AND SCHEMATIC DIAGRAM 3 1 BLOCK DIAGRAM 3 1 1 OVERALL BLOCK DIAGRAM ...

Page 23: ... 16KB Flash 4MByte DDR SDRM 32MByte DDR SDRM 32MByte CVBS NTSC Jack Ant IIS ATSC ATSC YPbPr Out 720P 108 0i UART0 Commu nication UART1 RS232C UART2 RS232C For Deb ug Audio DAC Audio DAC L R ATSC CPU TL955B2 SH 2 5V 1 2V 3 3V 3 3V A6VCC 5 0V 2 5V 1 2V 2 5V Linear Reg ATSC CVBS Out SIF_A 3 Communication To Disp lay Bo ard ATS ATSC S PDIF PDIF Digital SW Digital SW S PDIF O ut ...

Page 24: ...nt Video input Block BA7657 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 ...

Page 25: ...er setting values 4 The Flash Rom block stores operation source 5 ATSC input block is composed of Digital tuner DTT7608 and channel Decorder LGDT3303 6 NTSC input block is composed of Analog Tuner and connects in Video decorder uPD64012 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 ...

Page 26: ...I510 Scaler MDIN 150 I P VPC3230 Decode A H V Sync clk 232C SIF _A L R Main CXA2069 L R ATSC L R DTV1 L R DTV2 8 Bit MUX Video Decode C C 3D 8 Bit MUX 24 5 24 16 MICOM_CVBS RGB FB For CC HDMI HDMI YPbPr 1 YPbPr 1 YPbPr 2 YPbPr 2 9886 9886 MST3388 11 0 7657 7657 BA7657 480P Y C 3 Y C 3 Bat Bat CVBS Audio LI LINE_OU NE_OU T M7V A6VCC A12VCC 12 VCC 2V5VCC 3V3VCC L R SC2 L R SC2 L R CVBS1 L R CVBS1 L ...

Page 27: ...modulator Block LGDT3303 B ATSC Tuner Block DTT7608 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 ...

Page 28: ...PDP 42A3HD 28 1 2 3 4 1 2 3 4 C D F A B E A B C D 3 Digital PCB Block Explanation A Indication LED Block B Audio AMP Block TA2024B C AV input Block D Control key Block ...

Page 29: ...ling video signal it interfaces with related IC and outputs 24 bit RGB format video 6 The SDA6001 is composed of micom and closed caption block it controls related IC power on off system and signal flowing system 7 IO expander functions that it increases the IO port from receiving IIC communication signal 8 The real timer M41T81 is timer with using the clock generator Factory Mode 1 The method of ...

Page 30: ...PDP 42A3HD 30 1 2 3 4 1 2 3 4 C D F A B E 3 2 DIGITAL B D SCHEMATIC DIAGRAM JP730 T01 N D08 JP701 T14 T15 Q D09 U4 T02 J D07 U401 T02 T03 A D01 T02 P D08 JP4 U1 T03 K D07 U2 T03 K D07 DIGITAL B D PCB ...

Page 31: ... A B E JP701 T03 T04 T05 T06 L D08 U28 T01 B D02 U29 T01 B D02 T02 P D08 A D01 T01 Please refer to the troubleshooting table that corresponds with the number Please refer to the diagram that corresponds to the number and following letter ...

Page 32: ... VSS VCC SCL SDA WP TP402 TP08 1 C405 220p C438 OPEN_221p R523 OPEN_000 C418 OPEN_221p R482 100 C437 473p R463 222 C428 473p C419 102p R491 101 R531 000 R488 100 L400 OPEN_CIL10J1R8KNC C431 473p C406 105p PR403 220 4 1 8 2 7 3 6 4 5 R470 391 R451 OPEN_102 C434 473p R476 680 C415 473p R524 OPEN_000 C436 473p C433 221p C429 473p PR401 220 4 1 8 2 7 3 6 4 5 R490 101 C408 104p R467 103 R454 OPEN_103 R...

Page 33: ...114 103 102 113 49 50 48 120 45 85 116 69 61 111 13 86 20 31 128 110 16 15 67 66 72 57 63 62 56 51 117 121 104 115 118 122 68 60 41 52 107 84 87 21 42 32 14 53 91 82 90 89 92 88 83 94 93 97 99 100 98 101 RST P3 0 SCL0 TDO P3 1 SDA0 P3 2 CAPIN P3 3 T3OUT P3 4 T3EUD P3 5 T4IN P3 6 T3IN P3 7 T2IN XTAL2 XTAL1 VDDA4 TDI P5 0 ADC P5 1 ADC P5 2 ADC P5 3 ADC P2 12 EX4IN P2 13 EX5IN P2 14 EX6IN P2 15 EX7IN...

Page 34: ...42 41 40 39 38 37 108 107 106 105 104 103 102 101 100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76 75 74 73 SCKSET AVDD1 ATS1 ATS2 AVDD3 ATS3 AGND AGND VCLY VCOM1 AVI VLPF1 ASYI VRB1 ACYI VRT1 ACSI AVDD3 VRT2 ASCI VRB2 AGI VCOM2 ACBI VRT3 ABI VRB3 VCOM3 AVDD3 VCOM4 ACRI VLPF2 ARI VRB4 VRT4 AGND DVDD3 SDRABP SDRA10 SDRA9 DGND SDRA8 SDRA7 SDRA6 DVDD3 SDRA5 SDRA4 SDRA3 DGND...

Page 35: ...TEN NC XTAL_IN SC4_IN_L XTAL_OUT SC4_IN_R TP ASG4 AUD_CL_OUT SC3_IN_L NC SC3_IN_R NC ASG2 D_CTR_OUT1 SC2_IN_L D_CTR_OUT0 SC2_IN_R ADR_SEL ASG1 STANDBYQ SC1_IN_L SC1_IN_R VREFTOP NC MONO_IN AVSS AVSS NC NC DACA_L VREF2 DACM_R DACM_L NC NC NC NC SC2_OUT_R SC2_OUT_L VREF1 SC1_OUT_R SC1_OUT_L CAPL_A AHVSUP CAPL_M NC I2C_CL I2C_DA I2S_CL I2S_WS I2S_DA_OUT I2S_DA_IN1 ADR_DA ADR_WS ADR_CL DVSUP DVSUP DVS...

Page 36: ...6 T19 U6 T16 T19 U7 T16 U261 T D10 T16 T21 D D04 T07 T08 T09 T10 U671 S D10 T16 T21 U751 A D01 T01 Please refer to the troubleshooting table that corresponds with the number Please refer to the diagram that corresponds to the number and following letter DTT_ANALOG PCB ...

Page 37: ...PDP 42A3HD 37 5 6 7 8 5 6 7 8 C D F A B E U6 T19 U7 T16 T19 U8 T16 T19 JP09 T14 G D06 D 08 T09 T10 B D02 T17 U31 E D05 T17 U706 U711 C D03 T04 T05 JP701 Q D09 T15 U281 O D08 T16 U2 I D07 T22 T06 ...

Page 38: ...EN_100 C758 105p R858 102 R821 100 R823 100 C762 103p R854 101 C742 105p C763 103p C770 104p C752 105p R852 101 U706 CX2069Q QFP 64 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 28 29 30 31 32 64 63 62 61 60 V1 LV1 Y1 RV1 C1 S2_1 S_1 V2 LV2 Y2 RV2 C2 S2_2 S_2 V3 LV3 Y3 RV3 C3 S2_3 S_3 V4 LV4 ...

Page 39: ... 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 VREFN VREFP REF BIAS AVDD CMDC INP INN AVSS AVSS AVD33 AGND TRST VSS TMS VDD TCK TDI VDD TDO VDD33 IFAGC RFAGC VSS VSS33 nRST I2CSEL VSS TDATA ...

Page 40: ...DATA GND 5V HP_DET SHIELD3 SUB_COMP_SEL COMP1 HIGH COMP2 LOW P4 6 P4 4 P4 5 P4 1 P4 3 P4 2 YPbPr1_Y YPbPr2_Pb YPbPr2_Pr YPbPr2_Y YPbPr1_Pb YPbPr1_Pr M_COMP_Pb 3 M_COMP_Pr 3 M_COMP_Y 3 YX CRX BA_SW 9 CBX 5VB 5VB 5VB 5VB R1 474 R7 101 R86 470 R35 561 C5 104p C11 47uF 16V R5 474 R34 101 R87 470 L1 BLM31PG601SN1 C16 104p Q3 KST4401 2 1 3 R9 OPEN_750 C3 104p C12 104p R88 470 C9 47uF 16V U1 BA7657F 13 1...

Page 41: ...TP115 1 TP104 1 R592 103 TP116 1 TP105 1 For NEC POMUTE 9 10 POWER 9 POMUTEA PANEL_ON 9 7VSTB M_7V 5VSTB M_7V C734 105p C736 104p C737 105p C733 105p C730 105p C732 220uF 16V R732 000 2 5mm JP730 5267 07A 1 2 3 4 5 6 7 R14 101 C735 105p R733 OPEN_101 U730BA05CCOFP 1 2 4 3 Vin NC GND OUT L730 10uH 3A C731 470uF 16V C758 105p R431 OPEN_101 TP701 TP08 1 L2 LH612202 3 4 1 2 OUTPUT1 OUTPUT2 INPUT1 INPU...

Page 42: ...94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 5...

Page 43: ...To audio DAC CS4340 ACLK To TL955 12 288MHz GPIO141 FS1 S0 S1 S2 CLK 2 0 0 0 8 1 92 0 0 1 11 28 96 0 1 0 12 2 88 0 1 1 16 93 44 1 0 0 18 4 32 1 0 1 16 3 84 1 1 0 22 57 92 1 1 1 24 5 76 GPIO132 ACLKS0 GPIO133 ACLKS1 GPIO134 ACLKS2 New parts for clk VCXO audio and others changing library 3 and 4 pin connection 27MHz 3 ACLK_S0 6 ACLK_S1 6 FS1 6 PWM 3 ACLK_S2 6 ACLK 7 CLK_DAC_AUD 7 3 3V 3 3V 3 3V R268...

Page 44: ...PDP 42A3HD 44 1 2 3 4 1 2 3 4 C D F A B E 4 PCB DIAGRAM 4 1 DIGITAL B D ...

Page 45: ...PDP 42A3HD 45 5 6 7 8 5 6 7 8 C D F A B E ...

Page 46: ...PDP 42A3HD 46 1 2 3 4 1 2 3 4 C D F A B E 4 2 DTT_ANALOG B D ...

Page 47: ...PDP 42A3HD 47 5 6 7 8 5 6 7 8 C D F A B E ...

Page 48: ...PDP 42A3HD 48 1 2 3 4 1 2 3 4 C D F A B E 4 3 CONTRPL IR LED SUB_AV AMP SUB_KEY EMI and POWER B D SUB_KEY B D SUB_AV AMP B D CONTRPL IR LED ...

Page 49: ...PDP 42A3HD 49 5 6 7 8 5 6 7 8 C D F A B E EMI FILTER POWER_SWITCH ...

Page 50: ...00800 0700 00800 0710 00800 0720 00800 0750 00800 0760 01300 1014 01300 1014 00800 0760 00800 0750 00800 0720 00800 0710 00800 0700 00800 0690 00800 0680 00800 0670 00800 0650 00800 0660 00800 0160 010 2741A 150 2050 010 2742 220 2050 150 2040 220 2060 220 2040 9S899891 9S890002 9S899895 9S899896 9S899893 9S899894 9S899897 9S899862 9S899898 9S899899 9S899919 9S899918 P19 2 DTT_ANALOG ASSY P19 3 DI...

Page 51: ...0020 05100 0020 30104 03 001 30165 02 001 30169 01 000 30172 01 001 30311 01 001 30312 01 000 30501 05 003 30511 02 001 30561 01 001 30561 01 001 30511 02 001 30501 05 003 30312 01 000 30311 01 001 30173 01 000 30297 01 000 01403 0120 M1308301215 M1308401415 M1308401415 M1308301215 01403 0120 Kit 30169 01 000 Kit 30172 01 001 Kit 30173 01 000 Kit 30297 01 000 Kit 30165 02 001 Kit 30104 03 001 Kit ...

Page 52: ...abel PDP42A3HD ID Label PDP4214HD Warning Label PDP 42A3HD 20300 0160 Not used Warning Label PDP 4214HD Not used 20500 1010 20500 1000 PRINTED PACKING MATERIALS Symbol Mark Symbol and Description Remarks PDP 42A3HD KUCXC PDP 4214HD KUCXC Part No Not used Not used Not used Not used Not used Not used 30751 04 000 30701 04 001 20500 0980 P15 20 GIFT BOX TOP PDP 42A3HD ...

Page 53: ...play Color Analyzer Remocon 1 1 2 Pattern adjustment ADC Calibration Mik pattern 240 Auto Calibration Mode 480p 60Hz 720p 60Hz 480i 60Hz White Balance adjustment pattern Mik pattern 446 Color coordinate adjustment Mode 720p 60Hz Component Composite NTSC 1 1 3 STEP1 ADC Calibration 1 At 480p do Auto Calibration of ADC cut off Gain 1 on Mosaic pattern ex Mik pattern 240 2 At 720p 60Hz repeat 1 3 At ...

Page 54: ...ignal to HDMI check HDMI mode 1 1280 x 720p 60Hz 16 9 2 1920 x 1080i 60Hz 16 9 3 720 x 480p 60Hz 16 9 4 720 x 480i 60Hz 16 9 1 2 3 Check operation status Patt No Pattern Test method Remark 25 Overall 1 Check video noise at high frequency 2 Check Ringing 3 Check diagonal line noise in all By changing Contrast is necessary 17 16 gray scale 1 Check saturation of Contrast brightness by min max 2 Check...

Page 55: ...peration Pattern Test method Remark Video multi burst Color Bar gray scale 1 Contrast Brightness check color spread as changed 2 Check Sharpness 3 Check unclearness and ringing of black Level and white level border 1 3 4 Checking Sound 54200 equipment setting MONO 1K STEREO L 1K R 3K SAP 5K System signal OSD setup Output L R Remark MONO 1K 1K STEREO 1K 1K MONO SAP 1K 1K MONO 1K 3K 1K 3K L R 2 L R ...

Page 56: ...h changing check output of left right Speaker Check normal waveform on a Oscilloscope Check Mute Interface 1 5 1 Equipment FLUKE54200M01 or Signal Generator Remocon each Source input device CVBS S video Component 1 5 2 Preparing adjustment Input AV Interface signal 1 5 3 Checking operation Select signal input source with Remocon Check each Source normal operation status Composite RCA operation che...

Page 57: ...PLIT INPUT SWAP KEY repeatedly and test PIP Checking Aspect ratio s Input Lion pattern to AV Source s Press SCREEN SIZE key on the remocon s Zoom Cinema Full 4 3 WIDE check operation Checking AV output one between A and B would be OK A input signal to AV1 Check normal output from TV that connect AV Out terminal B input signal to DTV Check normal output from TV that connect AV Out terminal Caption ...

Page 58: ...CC 2V5VCC Micom uploads source program to SDRAM U31 from flashrom U28 Micom reads the EEPROM data in U 32 Micom communicates connected IC Micom set the IC register in last stored EEPROM settings Each IC com municates con nected IC Scaler IC ASI510 outputs OSD and Video siganl LVDS Transmitter transfer LVDS signal to PDP Module Module Digital Board con verter LVDS signal to TTL signal Operation seq...

Page 59: ...et the IC in last stored EEPROM settings TL955 Comunicates LGDT3303 U531 to find ch da ta The VSB signal from U531 co nvert YPbPr out put through t he TL955 The YPbPr signal go es to ADC MST3388M it conv erts RGB format RGB signal goe s to deinterlacer MDIN150 MDIN out put signal to Scaler IC ASI510 DTV dis play on LVDS Transmitter transfer LVDS signal to PDP Module Module Digital Board con verter...

Page 60: ...on Micom Scaler Block check Analog TV Check Digital TV Check Analog TV Block Check Composite Video Check Component Video Check S Video Check HDMI Check Audio Check Digital TV Block Check Composite Video Block Check Component Video Block Check S Video Block Check HDMI Block Check Audio Block Check 1st function Test Trouble shooting Method Basic fuction Test ...

Page 61: ...on check Picture Mode Test CC Block Check Sound function Check PIP Twin Check V chip function Check F W Version Eeprom state F W Version Eeprom state Component Video Block Check V chip Block check 2nd function Test Trouble shooting Method detailed function Test ...

Page 62: ...In digital Board 1 M 7V at JP730 In Digital B D No Power When Powered ON 5 POMUTE at JP730 In digital Board 74 75 at U29 in digital B D The signal waveform of X3 in digital B D The data line waveform of U28 Change Digital B D Waveform 1 Waveform 2 Waveform 3 Waveform 4 1 Waveform 5 Waveform 6 1 Check SMPS Check SMPS Micom Block U29 Check SMPS Power Line in Digital B D Check the state of soldering ...

Page 63: ...PDP 42A3HD 63 5 6 7 8 5 6 7 8 C D F A B E Waveform 1 Waveform 2 Waveform 3 Waveform 6 1 Waveform 4 1 Waveform 5 ...

Page 64: ...l Preliminary Checkpoints 108 109 111 112 114 115 117 118 DC level At U401 In digital Board 37 38 at U401 in digital B D No HDMI signal EDID data at U4 In digi tal Board No sound in HDMI mode Check the signal at JP4 HDMI Connector Change Digital B D Waveform 7 Waveform 8 Check the state of soldering at U401 U800 U29 Check input signal part of U401 Check HDMI_PWR 5VSTB Check the EDID data Audio out...

Page 65: ...PDP 42A3HD 65 5 6 7 8 5 6 7 8 C D F A B E Waveform 7 SCL Waveform 7 SDA Waveform 8 ...

Page 66: ... output signal At U401 In digital Board 22 25 27 at U1 in digital B D No Component signal SMPTE Color Bars Dose the signal appear at PR14 19 In digital B D Dose the signal appear at PR29 31 34 35 38 39 In digital B D Check the LVDS Cable and JP500 in Digital B D Change Digital B D Waveform 9 Waveform 10 Waveform 11 Waveform 12 Check the state of soldering at JP1 input signal part Check U401 and Y4...

Page 67: ...PDP 42A3HD 67 5 6 7 8 5 6 7 8 C D F A B E Waveform 9 22 Waveform 9 25 Waveform 9 27 Waveform 12 Waveform 10 Waveform 11 ...

Page 68: ...9 At U711 In DTT Analog Board 63 at U706 in DTT Analog B D No TV signal SMPTE Color Bars Dose the signal appear at PR22 24 25 26 In DTT Analog B D Dose the signal appear at PR29 31 34 35 38 39 In digital B D Check the LVDS Cable and JP500 in Digital B D Change Digital B D Waveform 13 Waveform 14 Waveform 11 Waveform 12 Check A_CVBS1 input part Check U706 input part of U711 Check U16 and Y2 and rel...

Page 69: ...PDP 42A3HD 69 5 6 7 8 5 6 7 8 C D F A B E Waveform 13 Waveform 14 Waveform 11 Waveform 12 ...

Page 70: ...T Analog Board 8 1 15 2 22 3 at U706 in DTT Analog B D No CVBS signal SMPTE Color Bars Dose the signal appear at PR22 24 25 26 In DTT Analog B D Dose the signal appear at PR29 31 34 35 38 39 In digital B D Check the LVDS Cable and JP500 in Digital B D Change Digital B D Waveform 15 Waveform 14 Waveform 11 Waveform 12 Check CVBS input part Check U706 input part of U711 Check U16 and Y2 and related ...

Page 71: ...PDP 42A3HD 71 5 6 7 8 5 6 7 8 C D F A B E Waveform 15 Waveform 14 Waveform 11 Waveform 12 ...

Page 72: ...oard 10 12 1 17 19 2 24 26 3 at U706 in DTT Analog B D No S VHS signal SMPTE Color Bars Dose the signal appear at PR22 24 25 26 In DTT Analog B D Dose the signal appear at PR29 31 34 35 38 39 In digital B D Check the LVDS Cable and JP500 in Digital B D Change Digital B D Waveform 16 16 1 Waveform 17 17 1 Waveform 11 Waveform 12 Check CVBS input part Check U706 input part of U711 Check U16 and Y2 a...

Page 73: ...PDP 42A3HD 73 5 6 7 8 5 6 7 8 C D F A B E Waveform 16 C Waveform 16 Y Waveform 17 C Waveform 12 Waveform 12 Waveform 17 Y ...

Page 74: ...er terminal and the ground 7 No Sound DVI Audio Sine wave input Preliminary Checkpoints 56 57 At U751 In DTT Analog Board 29 31 at U706 in DTT Analog B D No Sound in DVI Audio R L 11 15 At U200 In Audio Amp Board 28 31 27 24 At U200 Change Speaker Waveform 20 Waveform 19 Waveform 18 Waveform 21 Check DVI Audio input part Check U706 input part of U751 Check U751 and Y800 and related circuit Check U...

Page 75: ...PDP 42A3HD 75 5 6 7 8 5 6 7 8 C D F A B E Waveform 18 Waveform 19 Waveform 20 Waveform 21 ...

Page 76: ...Sound in CVBS Sine wave input Preliminary Checkpoints 56 57 At U751 In DTT Analog Board 9 11 1 16 18 2 23 25 3 at U706 in DTT Analog B D No Sound in CVBS Audio R L 11 15 At U200 In Audio Amp Board 28 31 27 24 At U200 Change Speaker Waveform 20 Waveform 19 Waveform 18 Waveform 21 Check CVBS Audio input part Check U706 input part of U751 Check U751 and Y800 and related circuit Check U200 and X2 and ...

Page 77: ...PDP 42A3HD 77 5 6 7 8 5 6 7 8 C D F A B E Waveform 18 Waveform 19 Waveform 20 Waveform 21 ...

Page 78: ...en each power terminal and the ground 9 No Audio in Component Input Sine wave input Preliminary Checkpoints 50 51 1 47 48 2 at U751 in DTT Analog B D No Sound in Component Audio R L 11 15 At U200 In Audio Amp Board 28 31 27 24 At U200 Change Speaker Waveform 20 Waveform 19 Waveform 21 Check Component Audio input part Check U751 and Y800 and related circuit Check U20 and X2 and related circuit NG N...

Page 79: ...PDP 42A3HD 79 5 6 7 8 5 6 7 8 C D F A B E Waveform 19 Waveform 20 Waveform 21 ...

Page 80: ...Check for short circuits between each power terminal and the ground 10 No TV Sound Sine wave input Preliminary Checkpoints 67 at U751 in DTT Analog B D No Sound in TV input 11 15 At U200 In Audio Amp Board 28 31 27 24 At U200 Change Speaker Waveform 20 Waveform 22 Waveform 21 Check TV SIF input part Check U751 and Y800 and related circuit Check U20 and X2 and related circuit NG NG NG T10 T10 ...

Page 81: ...PDP 42A3HD 81 5 6 7 8 5 6 7 8 C D F A B E Waveform 22 Waveform 20 Waveform 21 ...

Page 82: ...om and uPD64012 or EEPROM Check the Flash Memory or SDRAM 11 No Caption Preliminary Checkpoints Check the Micom_CVBS Pin 121 of IC SDA6001 U29 CC in Remocon is O K but the CC Does Not display Check CC_R G B FB H V sync of IC SDA6001 U29 Change the uPD64012 Waveform 24 R G B FB H sync V sync Check Micom CVBS Connection part Check the crystal X2 and related parts on U29 NG OK OK OK NG T11 T11 ...

Page 83: ...PDP 42A3HD 83 5 6 7 8 5 6 7 8 C D F A B E Waveform 24 R Waveform 24 G Waveform 24 B Waveform 24 FB Waveform 24 H sync Waveform 24 V sync ...

Page 84: ...emocon switch push but the key does not function Preliminary Checkpoints Check the IR Micom Pin 76 of IC SDA6001 U29 Remocon is O K but the Function does not operate When you power switch off the set off Exchange the Digital Board Waveform 25 Check Remocon output and Power in LED Board Exchange the IC UP1 NG OK OK Check the Micom part IIC Comunication other Control line Exchange the IC U29 NG OK O...

Page 85: ...PDP 42A3HD 85 5 6 7 8 5 6 7 8 C D F A B E Waveform 25 ...

Page 86: ...ey switch is OK but the key does not function Preliminary Checkpoints Check the key1 key2 Pin 124 125 of IC SDA6001 U29 Control key is O K but the Function does not operate Check IR processor UP1 Exchange the Digital Board Waveform 26 Check Control Key Board and Power in LED Board Exchange the IC UP1 NG OK OK Check the Micom part IIC Comunication other Control line Exchange the IC U29 NG OK OK NG ...

Page 87: ...PDP 42A3HD 87 5 6 7 8 5 6 7 8 C D F A B E Waveform 26 Waveform 26 1 ...

Page 88: ...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 Check the Digital Board or SMPS JP 709 1 3 3V 2 3 3V 3 3 3V 4 GND 5 GND 6 GND 7 2 5V 8 2 5V 9 2 5V 10 GND 11 GND 12 GND JP 701 9 A6VCC 10 A6VCC Check the soldering stat...

Page 89: ...stead MCU of digital board gets the keys and passes them to DTT through the UART0 Pin 34 35 of JP701 Basic Inspection Mulfunction or Not Working of Remote Control Unit Preliminary Checkpoints Waveform 1 Check the battery of the RCU Check the RCU Mulfunction or Not Working of Remote Control Unit Check the UART0_RX signal Pin 33 of JP701 Check signal line path to the main CPU of DTT board U2 Wavefor...

Page 90: ...rful 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 Check the System Clock 27MHz Pin 15 of IC MK2475 33G U261 Power Supply is O K but the STB Does Not Wake up Check RESET CS and OE si...

Page 91: ...PDP 42A3HD 91 5 6 7 8 5 6 7 8 C D F A B E Waveform 2 Waveform 5 Waveform 3 Waveform 4 ...

Page 92: ... buses between CPU and Flash Memory 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 Check the Reset and clock timing of CPU Does Not Boot after System...

Page 93: ...PDP 42A3HD 93 5 6 7 8 5 6 7 8 C D F A B E Waveform 2 Waveform 6 Waveform 4 Waveform 5 ...

Page 94: ...pdate for new software 2 When the system will not operate even though the basic inspection results were normal check Flash Memory which contains channel data and program contents 3 Additionally check for Local ADDRESS buses between CPU and Flash Memory 4 Check the Memory interface of DDRSDRAM if the Flash Memory is not defected 5 When replacing parts be careful of static charges from the tip of th...

Page 95: ...PDP 42A3HD 95 5 6 7 8 5 6 7 8 C D F A B E Waveform 5 Waveform 7 ...

Page 96: ...ort Stream TS Preliminary Checkpoints Waveform 7 Useful Tips 1 Make sure that basic function of the system is normal by checking that the VFD toggles each time you press the Front power key 2 Check the interface between CPU and DDR SDRAM U5 U6 U7 and U8 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 proble...

Page 97: ...o Output CVBS YPbPr Preliminary Checkpoints Waveform 9 1 Waveform 9 2 Check the Video output of CPU U2 PIN A9 CVBS U2 PIN B9 C9 S VHS JP141 PIN1 3 5 YPbPr No video Output Check the TS line between CPU and U531 Check for other defective modes Waveform 9 1 CVBS Waveform 9 2 YPbPr Check the path between CPU and JP705 JP706 Incorrect insertion poor soldering short circuits damage etc Check the TS sign...

Page 98: ... Ch1 SCLK Ch2 LRCLK Ch3 ADATA0 Check the path between CPU and Clock Incorrect insertion poor soldering short circuits damage etc Check the path between Audio DAC and CPU Incorrect insertion poor solding short circuits damage etc Check the X TAL and U261 Incorrect insertion poor soldering short circuits damage etc NG OK OK OK NG Check the Audio DAC for U761 OK NG Useful Tips 1 The Audio problem lar...

Page 99: ...for any problems with the SPDIF output of CPU A V Inspection No digital audio output Preliminary Checkpoints Waveform 13 No IEC958 Digital Output Check the IEC958 output signal J5 of U2 Check for other defective modes Check the path between CPU and IEC958 line Incorrect insertion poor soldering short circuits damage etc NG OK Waveform 13 T22 T22 ...

Page 100: ...et on high reset release Check the path between CPU and LGDT3303 Incorrect insertion poor soldering short circuits damage etc NG OK Check the LGDT3303 input clock LGDT3303 Pin 79 80 25MHz clock Check the path between LGDT3303 and X Tal Incorrect insertion poor soldering short circuits damage etc NG OK Check the 12C control 12C CLOCK PIN48 12C DATA PIN49 Check the path between devices the LGDT3303 ...

Page 101: ...PDP 42A3HD 101 5 6 7 8 5 6 7 8 C D F A B E Waveform 14 ...

Page 102: ...eck the 12C DATA and CLOCK of TUNER PIN48 SCL of LGDT3303 PIN49 SDA of LGDT3303 Check the path between CPU and LGDT3303 Incorrect insertion poor soldering short circuits damage etc NG OK Check the TUNER output VIN VIN VIN VIN Check the path between LGDT3303 and TUNER Incorrect insertion poor soldering short circuits damage etc NG OK Check the TUNER AGC PIN22 TUNER_AGC of LGDT3303 Check the path be...

Page 103: ...PDP 42A3HD 103 5 6 7 8 5 6 7 8 C D F A B E Waveform 15 Waveform 16 ...

Page 104: ...rews T4 x 16 3 Remove the 17 screws M4 x 8 5 Remove the four screws M4 x 12 4 Remove the nine screws M3 x 8 6 Remove the stand Rear Case 42a3HD Stand and Shield Assys SHIELD ASSY and STAND ASSY 1 1 3 3 1 1 1 1 1 1 1 1 1 1 3 3 1 1 2 2 1 3 3 3 3 3 3 3 3 3 3 3 3 3 1 4 4 4 4 5 5 6 4 4 4 4 4 5 5 STAND ASSY SHILED ASSY ...

Page 105: ...ALOG DIGITAL EMI FILTER 11 Remove the four screws M3 x 8 to release the ASSY BRKT MAIN Remove the Assy Brkt V supporter L and R 12 Remove the four screws M5 x 12 13 Remove the eight screws T4 x 16 14 Remove the five screws M3 x 8 to release the SMPS ANALOG DIGITAL and EMI FILTER 2 7 7 7 9 7 7 7 8 13 14 14 14 14 13 12 14 12 8 8 8 9 9 13 11 13 11 SMPS ASSY BRKT MAIN ...

Page 106: ...A3HD 106 1 2 3 4 1 2 3 4 C D F A B E 16 Remove the screw M4 x 10 15 Remove the three screws T4 x 16 Remove the SHIELD SIDE PDP PANEL 17 Remove the three screws M4 x 8 SHIELD SIDE 3 15 17 16 15 13 17 17 15 13 ...

Page 107: ...3HD 107 5 6 7 8 5 6 7 8 C D F A B E 18 Remove the two screws to release the LED PCB 19 Remove the eight screws T4 x 14 to release the SPEAKER L R LED PCB SPEAKERS 4 SPEAKER R SPEAKER L SPEAKER L 18 19 19 19 19 ...

Page 108: ...k 1 List of tools required for repair a Phillips screwdriver For detaching reattaching PKGs b Antistatic wrist strap To be used when electronic components such as PKGs are to be handled c Signal generator PC etc For voltage adjustment and display check d Powe For voltage adjustment and display check f Tester For cable check voltage adjustment etc g Cushion To be used when the PKGs are to be replac...

Page 109: ...H5J7 02A 9S899895 1 Data Relay Board Left Down 4 PKG42H5J8 02A 9S899896 1 Data Relay Board Right Down 5 PKG42H5J5 02A 9S899893 1 Data Relay Board Left Up 6 PKG42H5J6 02A 9S899894 1 Data Relay Board Right Up 7 PKG42H5E1 02A 9S899897 1 Scan Relay Board Up PKG42H5E1 02C 9S899862 1 8 PKG42H5E2 02A 9S899898 1 Scan Relay Board Down PKG42H5E2 02C 9S899863 1 10 PKG42H5E3 50X6E3 02A 9S899899 1 Scan Relay B...

Page 110: ...of Scan Relay Board Up Scan Relay Board up should be combined with the same version of Scan Relay Board Down 01A 02A 01A 02A 01A 02A 01A 02A 01A Scan Relay Board Up PKG42H5E1 01A 02A 01A 02A 12C 08 03B NP42H5MF01PA PB Name of board Version Replaceable Version 03B 02A High Voltage Board PKG42H5G1 02A Data Relay Board Right Down PKG42H5J8 01A 01A 02A 01A 17C 08 01A 02A 01A 02A 01C 02C 01A 02A 01C 02...

Page 111: ...K Reproduction Pixel Defect V Line Page117 118 Page118 Page123 126 NG Page 112 2 Page113 115 Page 112 1 Phenomenon Exchange PDP Reconnect or exchange Page116 NG From Service Manual of the product Follow the procedure below for failure diagnosis Keep wearing Antistatic List Band unt you finish the work Power off Page119 122 Page122 126 off scope Picture H Line ...

Page 112: ...Model Serial No Panel ID Panel may be cracked due to handling during or after transportation Take pictures of crack on panel and deformation on the package of the module to attach to QC Report together with the date of delivery Send the Report back to us together with the information about Failure on appearance of Board 2 Panel Crack Refer to the photographs below to check panel for crack Caution ...

Page 113: ...Cables Scan Voltage Flexible Cable Data Relay Flexible Cable UP Data Relay Flexible Cable Down Common Voltage Flexible Cable 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 LU Data Relay Board RU Common Connection Board Data Relay Board LD Data Relay Board RD Scan Relay Board D Scan Relay Board U Di...

Page 114: ...ltage Board Photo Digital Board Scan Relay Board Photo Panel Common Relay Board Photo Panel Locked Unlocked Digital Board Photo High Voltage Board Right Connection Part 2 High Voltage Board Photo Data Relay Board High Voltage Board Photo Scan Relay Board Photo Locked Unlocked ...

Page 115: ...42A3HD 115 5 6 7 8 5 6 7 8 C D F A B E Data Relay Board Photo Right Connection Part 3 Panel Common Connection Board Photo Common Relay Board High Voltage Board Photo Common Relay Board Photo Locked Unlocked ...

Page 116: ...PDP 42A3HD 116 1 2 3 4 1 2 3 4 C D F A B E ...

Page 117: ...n mode Cause Countermeasure 1 Open or contact failure of Data flexible cable Clean Reconnect or exchange connector 2 Failure in Data IC Exchange PDP 3 Failure in Panel Exchange PDP Cause Countermeasure 1 Failure in Data IC Exchange PDP 2 Failure in Panel Exchange PDP Red 1 Line Open Mode 5 2 Symptom 2 vertical line Shote mode Shortage between Red and Blue ...

Page 118: ...d Clean Reconnect or exchange connector 4 Short between terminals of Scan IC due to screw dust Clean around the terminals Cause Countermeasure 1 Open or contact failure of connector between Data Relay Board and Digital Board High Voltage Board Clean Reconnect or exchange connector 2 Open or contact failure of multiple Data flexible Cables Clean Reconnect or exchange connector 3 Failure in Data Rel...

Page 119: ... A B E Cause Countermeasure 1F302 open Exchange High Voltage Board 7 1 Symptom No Picture Priming flash 7 Picture Defect Note Typical symptom are only shown Another Symptom might appear High Voltage Board OK Short NG Open Glass Fuse F302 ...

Page 120: ...ta Relay Board RU Data Relay Board RU Data Relay Board LU CN7709 Data Relay Board RU OK Open NG Short CN7608 CN7708 CN7709 OK Open NG Short Data Relay Board RD Cause Countermeasure 4 If the connector CN7909 disconnected from Data Relay Board RD is short circuited between Pin 1 or 2 and GND Pin 3 or 4 Data IC is broken Exchange PDP 5 If the connector CN7909 disconnected from Data Relay Board RD is ...

Page 121: ...t flash if W X erminals are short circuited High Voltage Board Surface High Voltage Board Reverse K 57 59 L 61 64 M 66 69 N 71 74 O 76 78 P 81 84 Q 86 89 R 91 S 93 96 T 99 103 V 107 W 109 X 112 J 55 56 D 15 18 F 33 35 C 10 13 A 1 4 B 6 9 E 24 G 39 40 H 49 50 I 53 OK Diode characteristic NG Other than above A D M L A E N P B D O P C D Q R E R R S F N R T G M S T H I T V I J W X K L ...

Page 122: ...l Board or short circuit due to conductive obstacle Clean or Reconnect 2 Failure in circuit on Digital Board Failure in Digital Board One or more vertical bands Multiple vertical lines Transparent vertical band Out of synchronization or duplication Rectangular color shear color discrepancy shear in display Mosaic A number of lateral lines Regular noise ...

Page 123: ...pen Exchange High Voltage Board 2 FU801 open Exchange Digital Board Note Typical Symptom are only shown Another Symptom might appear OK Short NG Open Glass Fuse F301 Chip Fuse FU801 8 1 Symptom No Picture Priming doesn t flash Power off Digital Board High Voltage Board OK Short NG Open ...

Page 124: ...tween NEGA POSI on High Voltage Board Exchange High Voltage Board 5 Short between NEGA POSI on Scan Relay Board U Exchange Scan Relay Board U 6 Short between NEGA POSI on Scan Relay Board D Exchange Scan Relay Board D Checkpoint NEGA POSI OK More than kΩ NG Short High Voltage Board Checkpoint NEGA POSI NEGA NEGA POSI POSI OK More than kΩ NG Short High Voltage Board Scan Relay Board D ...

Page 125: ...A3HD 125 5 6 7 8 5 6 7 8 C D F A B E Fuse Resistor R91 8 2 Symptom No Picture Power off Priming flash Cause Countermeasure R91 open Exchange High Voltage Board High Voltage Board R91 OK About 2 2 Ω 1W NG Open ...

Page 126: ...use Resistor R150 8 3 Symptom Failure in Writing Power off Cause Countermeasure R43 R61 open Exchange High Voltage Board 8 4 Symptom White pattern even in no signal Power off Cause Countermeasure R150 open ExchangeHigh Voltage Board 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 ...

Page 127: ...before laying it s screen down Prepare tools Prepare product Disconnect connectors and cables on failed Board Detach failed Board Put on good Board Connect connectors and cables Disassembly Right photo Right photo Page 128 Page 128 Page129 130 Follow the procedure below for diagnosis Page129 3 METHOD OF DISASSEMBLY ...

Page 128: ...age Board 6 connectors Data Relay Board RD 9 connectors Scan Relay Board D 5 connectors Scan Relay Board U 5 connectors 3 2 Loosen screws of failed Board and put on good Board Scan Relay Connection Board 2 screws Data Relay Board LD 3 screws Data Relay Board RD 3 screws Data Relay Board RU 3 screws Common Relay Board15 screws Digital Board 4 screws Common Connection Board 9 screws Scan Relay Board...

Page 129: ...ng Data Relay Board Digital Board 7 connectors Common Relay Board 1 connector High Voltage Board 6 connectors Data Relay Board LU 8 connectors Data Relay Board RU 9 connectors Data Relay Board LD 8 connectors Data Relay Board RD 9 connectors Scan Relay Board D 5 connectors Scan Relay Board U 5 connectors Common Connection Board 5 connectors ...

Page 130: ...Heat Sink heat conductive silicone sheet See Photo4 1 Slowly swing Heat Sink back and forth 1 2 2 Gently lift Heat Sink up from Data TCP 1 2 3 Repeat1 and 2 until Heat Sink is taken off 3 Heat Sink and Data TCP Before detaching 1 2 3 4 Heat Sink Reverse of Heat Sink Heat conductive silicone sheet Be careful of sticking Data TCP mounted on Flexible cable ...

Page 131: ...to product set Reuse next process Trobule shooting Adjustment Inspection Right Photo Page 134 Page 134 NG OK Voltage Adjust Page 132 133 Aging 4 METHODE OF ADJUSTMENT Example of mounting to jig Caution Be sure to connect a Signal Cable and two Power Cables Otherwise High Voltage Board may be broken Display Inspection ...

Page 132: ...elow 1 1 Conduct 3 Adjustment of Vsw1 Vsw2 and 4 Adjustment of Vbw Vp when High Voltage Board is replaced 1 2 There is no need of adjustment if Board other than High Voltage Board 3 Adjustment of Vsw1 Vsw2 Caution Use the nearest chassis for grounding VR3 Vsw1 TP328 Vsw1 VR4 Vsw2 TP310 Vsw2 Vsw1 Adjust VR3 so that the voltage between Test Pad TP328 and GND becomes Rated Voltage on Label 0 5V Vsw2 ...

Page 133: ...nearest chassis for grounding VR2 Vbw TP329 Vbw VR1 Vp TP327 Vp 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 ...

Page 134: ...inutes Caution Do not use a fixed pattern such as window or cross hatch for aging 5 Aging 6 Display Inspection Red Green Blue Color Bars Gray Scale Confirm that every signal picture is good Caution PDP module may have instable picture display if electrified after a long storage Then conduct aging for about 2 hours ...

Page 135: ...B Y indicator 3 Current input source indicators 4 Remote control sensor 5 INP UT button Front view STANDBY ON STANDB Y ON PO WE R POWE R DTV TV VCR DV D HDM I STANDBY DTV TV VC R D VD HDMI STANDBY 5 9 10 1 6 3 4 2 7 8 6 OK button 7 MENU button 8 VOLUME buttons 9 CHANNEL button s 10 STANDBY ON button ...

Page 136: ...NLY AC IN AUDIO HDMI R L VIDEO 2 L AUDIO R L AUDIO R Y L AUDIO R Y CB PB CB PB CR PR CR PR COMPONENT 2 COMPONENT 1 S VIDEO 2 5 1 VIDEO 3 terminals AUDIO VIDEO S VIDEO 2 DTV ANTENNA IN terminal 3 ANTENNA CABLE IN terminal 4 MONITOR OUT terminals AUDIO VIDEO 5 DIGITAL OUT terminal OPTICAL 6 VIDEO 1 VIDEO 2 terminals AUDIO VIDEO S VIDEO 7 COMPONENT 1 COMPONENT 2 terminals COMPONENT VIDEO AUDIO 8 HDMI...

Page 137: ...vie Game or User 4 SOUND EFFECT Selects the sound effect Flat Speech Movie Music or User 5 0 9 Select the channel 6 dot Selects the sub channel of DTV 7 C C Display captions while in the closed caption source 8 FAVORITE CH Selects the favorite channel 9 Controls the cursor in the on screen menu 10 CH RETURN Returns the selected channels 11EXIT Exits from any display 12 CH Changes the channel 13 MU...

Page 138: ...1 or Twin2 SPLIT INPUT Selects an input source for the sub picture P IN P SHIFT Selectsa position for the sub picture SWAP Interchanges the main picture and sub picture SPLIT CH SPLIT CH Changes the channel of the sub picture 24 DTV SIGNAL Displays the signal strength and quality 25 MTS Selects the sound mode 26 CH DELETE Deletes a channel in Edit Chan nel List 27 LIST Displays the channel list Pr...

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