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1-18  (No.YA013)

3.2 DISASSEMBLY OF PROCEDURE [RECEIVER UNIT]

3.2.1 REMOVING THE TOP COVER

(1) Remove the 4 screws [A] on the both left and right sides.
(2) Remove the 3 screws [B] on the rear side.
(3) Lift upwards and withdraw the TOP COVER.

3.2.2 REMOVING THE FRONT PANEL

Remove the TOP COVER.
(1) Remove the 1 screw [C] and 1 screw [D].
(2) Disengage the 2 claws [E] on the both left and right sides.
(3) Disengage the 2 claws [F] on the bottom side.
(4) Withdraw the FRONT PANEL in a front direction.

3.2.3 REMOVING THE DAMPER (INSIDE FRONT PANEL)

Remove the TOP COVER.

Remove the FRONT PANEL.
(1) Remove the 1 screw [G], and remove the DAMPER.

3.2.4 REMOVING THE FORNT CONTROL PWB

Remove the TOP COVER.

Remove the FRONT PANEL.
(1) Remove the 4 screws [H], and remove the FRONT

CONTROL PWB.

3.2.5 REMOVING THE REAR COVER

Remove the TOP COVER.
(1) Remove the 1 screw [I], 2 screws [J], 2 screws [K], 6 screws

[L], 6 screws [M] and 1 connector [N].

(2) Withdraw the REAR COVER in a rear direction.

3.2.6 REMOVING THE DIST PWB AND DIST RELAY PWB

Remove the TOP COVER.

Remove the REAR COVER.
(1) Remove the 2 screws [O] and 2 screws [P].
(2) Lift upwards and withdraw the SUPPORT BRACKET, the

DIST PWB and the DIST RELAY PWB.

(3) Remove the 6 screws [Q] and remove the SUPPORT

BRACKET.

(4) Pull right and left and remove the DIST PWB and DIST

RELAY PWB.

3.2.7 REMOVING THE MI-COM PWB AND MI-COM INTERFACE PWB

Remove the TOP COVER.

Remove the REAR COVER.

Remove the DIST PWB AND DIST RELAY PWB.
(1) Remove the 1 screw [R] and remove the PB HOLDER.
(2) Lift upwards and withdraw the MI-COM PWB and the MI-

COM INTERFACE PWB.

(3) Pull right and left and remove the MI-COM PWB and the

MI-COM INTERFACE PWB.

3.2.8 REMOVING THE AV JACK PWB AND AV SWITCH PWB

Remove the TOP COVER.

Remove the REAR COVER.

Remove the DIST PWB AND DIST RELAY PWB.

Remove the MI-COM PWB AND MI-COM INTERFACE PWB.
(1) Remove the 3 screws [S] and remove the TERMINAL

BRACKET.

(2) Lift upwards and withdraw the AV JACK PWB and the AV

SWITCH PWB.

(3) Pull right and left and remove the AV JACK PWB and the AV

SWITCH PWB.

3.2.9 REMOVING THE MAIN PWB AND RECEIVER POWER PWB

Remove the TOP COVER.

Remove the REAR COVER.

Remove the DIST PWB AND DIST RELAY PWB.

Remove the MI-COM PWB AND MI-COM INTERFACE PWB.

Remove the AV JACK PWB AND AV SWITCH PWB.
(1) Remove the 2 screws [T] and 2 screws [U]. Then, lift

upwards and withdraw the MAIN PWB.

(2) Remove the 6 screws [V] and remove the MI-COM

HOLDER and the RECEIVER POWER PWB.

3.2.10 REMOVING THE AC INLET

Remove the TOP COVER.

Remove the REAR COVER.

Remove the DIST PWB AND DIST RELAY PWB.
(1) Remove the 1 screw [W] and remove the AC INLET.

Содержание PD-42V31BJE

Страница 1: ...DP COLOUR TELEVISION PD 42V31BJE PD 42V31BSE PD 42V31BUE TU 42V31BJE TU 42V31BSE TU 42V31BUE RECEIVER UNIT VM 42V31BJE VM 42V31BSE VM 42V31BUE PLASMA DISPLAY UNIT TABLE OF CONTENTS 1 PRECAUTION 1 4 2 SPECIFIC SERVICE INSTRUCTIONS 1 8 3 DISASSEMBLY 1 11 4 ADJUSTMENT 1 24 5 TROUBLESHOOTING 1 50 ...

Страница 2: ...Input Teminal 75Ω unbalanced External EXT 1 Input Output 21 pin Euro connector SCART socket terminal Video input Audio L R inputs and RGB inputs are available TV broadcast outputs Video and Audio L R are available EXT 2 Input Output 21 pin Euro connector SCART socket Video input S video Y C input Audio L R inputs and RGB inputs areavailable Video and Audio L R outputs are available T V LINK functi...

Страница 3: ...mpedance 700mV B W 75 Low 0V 3V High 8V 12V High impedance 700mV B W 75 R 700mV B W 75 C 300mV p p 75 Low 0V 0 4V High 1V 3V 75 1V p p Negative going sync 75 1V p p Negative going sync 75 Used TV OUT Used Used TV OUT Used Used Used Used Used Used Not used Used Not used Used Used Used R Used Used Used Used TV OUT Used Used Used LINE OUT Used Used LINE OUT Used Used Used Used Used Used Used SCL2 TV ...

Страница 4: ...rnatives approved by the manufacturer of the complete product 7 Do not check high voltage by drawing an arc Use a high voltage meter or a high voltage probe with a VTVM Discharge the picture tube before attempting meter connection by connecting a clip lead to the ground frame and connecting the other end of the lead through a 10kΩ 2W resistor to the anode button 8 When service is required observe ...

Страница 5: ...aracteristics are identified in the Parts List of Service Manual Electrical components having such features are identified by shading on the schematics and by on the Parts List in the Service Manual The use of a substitute replacement which does not have the same safety characteristics as the recommended replacement part shown in the Parts List of Service Manual may cause shock fire or other hazar...

Страница 6: ...floor etc Install the unit on stable flooring or stands Take precautionary measures to prevent the unit from tipping in order to protect against accidents and earthquakes 200 mm or more 200 mm or more 50 mm or more 50 mm or more 150 mm or more 150 mm or more SPACE REQUIRED FOR INSTALLATION OF THE DISPLAY UNIT SPACE REQUIRED FOR INSTALLATION OF THE RECEIVER UNIT 100 mm or more 100 mm or more 100 mm...

Страница 7: ...ot occur in the case of animated images When switching to another image after continuous display of the previous image residual images may become prominent as luminance in a part of the display is higher than the other parts This is not a defect but is because due to the discharge surface of the lighted portion has becomebeing relatively activated and its luminance higher than the unlighted parts ...

Страница 8: ...e time exceeds the set up timing maximum 2 hours 3D SOUND function This function makes the speaker sounds like in a wider ambience Teletext function The teletext broadcast can be viewed and the teletext pages can be stored in memory T V LINK function This function make a VCR could automatically download the data or image from the TV and turn on the TV to view the image when it playing 2 1 3 ASPECT...

Страница 9: ...y Direction 1 095mm Horizontally Pixel pitch 0 365mm Horizontally Cell pitch 1 110mm Vertically Pixel pitch Cell pitch 1 pixel 1 dot No 479 Pixel line No 480 Pixel line B Cell G Cell R Cell Fig 1 2 3 1 2 PIXEL DEFECTS Though PDP is made by means of ultra precise technology there are cases whereby not all pixels cell will function properly In some cases there may be defective pixels that do not lig...

Страница 10: ...3 3V 2 3 2 MAIN CPU FUNCTIONAL TABLE RECEIVER UNIT Pin No Terminal Name Port Name I O Remark 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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 D2 D12 D10 VSS33 VDD33 D4 D3 D11 RESET IN SCL0 SDA0 PIX_CLK AMP_MUTE AUDIO_MUTE READY ...

Страница 11: ...side fancing down please place a protection sheet below before starting so as to prevent scratches on the front side 3 1 1 REMOVING THE REAR COVER Fig 1 1 Remove the power cord and system cable 2 Remove the 12 screws A and 9 screws B and remove the REAR COVER A x12 B x4 B x5 REAR COVER Fig 1 SECTION 3 DISASSEMBLY ...

Страница 12: ...COVER Remove the CHASSIS SHIELD BRACKET Remove the TERMINAL COVER 1 Disconnect the connector CN9003 from the VIDEO SMPS PWB 2 Disconnect the connectors CN00A CN00C CN00D from the DISPLAY INTERFACE PWB 3 Disconnect the connectors CN60CB CN60SR CN60SL from the SPEAKER 4 Remove the 4 screws J and remove the AUDIO PWB NOTE It is advisable to take note of the connecting location connector number of the...

Страница 13: ... KNOB 2 Remove the 2 screws S and withdraw the DISPLAY LED PWB 3 Disconnect the connector CN100X from the DISPLAY LED PWB NOTE It is advisable to take note of the connecting location connector number of the removed connectors 3 1 10 REMOVING THE PDP UNIT Fig 3 Remove the REAR COVER Remove the CHASSIS SHIELD BRACKET Remove the TERMINAL COVER Remove the CHASSIS BASE with each PWB affixed on the CHAS...

Страница 14: ...g 4 Remove the PDP UNIT 1 Disconnect the connectors CN5401 CN5402 CN5403 CN5404 CN5405 CN5406 from the Y BUFFER U PWB 2 Remove the 5 screws Z and remove the Y BUFFER U PWB NOTE It is advisable to take note of the connecting location connector number of the removed connectors 3 1 11 6 REMOVING THE Y BUFFER L PWB Fig 4 Remove the PDP UNIT 1 Disconnect the connectors CN5501 CN5502 CN5503 CN5504 CN550...

Страница 15: ...N201 CN5406 CN5405 CN5505 CN5506 CN5504 CN5402 CN5403 CN5501 CN5502 CN5503 EC1 CN806 CN401 CN402 CN403 EC2 EC3 EF1 FC4 FC4 GF1 GC5 GC6 GC7 FE1 CN9005 CN9006 CN9001 CN9007 CN9002 CN9004 CN8003 CN8004 CN8007 SMPS PWB VIDEO SMPS PWB E BUFFER PWB G BUFFER PWB F BUFFER PWB X MAIN PWB LOGIC MAIN PWB Y MAIN PWB Y BUFFER U PWB Y BUFFER L PWB x7 x5 x5 x6 x4 x6 x4 x6 x8 x8 ...

Страница 16: ...ove the SPAKER ASS Y R 4 Remove the 4 screws h and withdraw the BACK COVER L and the SP HOLDER 5 Disconnect the connector CN60SL from the AUDIO PWB 6 Remove the 2 screws i and remove the SPEAKER ASS Y L NOTE It is advisable to take note of the connecting location connector number of the removed connectors 3 1 13 REMOVING THE WOOFER SPEAKER ASS Y Fig 5 Remove the REAR COVER 1 Disconnect the connect...

Страница 17: ...t to damage it 3 1 15 REMOVINGTHETOPFRAMEBRACKET BOTTOMFRAME BRACKET AND SIDE FRAME BRACKET Fig 6 Remove the REAR COVER Remove the CHASSIS SHIELD BRACKET Remove the TERMINAL COVER Remove the CHASSIS BASE with each PWB affixed on the CHASSIS BASE Remove the PDP UNIT 1 Remove the 4 screws n the 6 screws o and the 1 screws p and remove the TOP FRAME BRACKET BOTTOM FRAME BRACKET and SIDE FRAME BRACKET...

Страница 18: ...screws Q and remove the SUPPORT BRACKET 4 Pull right and left and remove the DIST PWB and DIST RELAY PWB 3 2 7 REMOVING THE MI COM PWBAND MI COM INTERFACE PWB Remove the TOP COVER Remove the REAR COVER Remove the DIST PWB AND DIST RELAY PWB 1 Remove the 1 screw R and remove the PB HOLDER 2 Lift upwards and withdraw the MI COM PWB and the MI COM INTERFACE PWB 3 Pull right and left and remove the MI...

Страница 19: ...OL PWB FRONT PANEL FRONT PANEL FRONT DOOR RECEIVER POWER PWB AV SWITCH PWB MI COM HOLDER MI COM PWB PB HOLDER TOP COVER MI COM INTERFACE PWB SUPPORT BRACKET DIST PWB DIST RELAY PWB c f d b AV JACK PWB e f e A I J K L M M N M M TERMINAL BRACKET Q O Q P V x4 x5 x3 x2 x2 V T T R H V P O S x3 x4 x2 x2 x2 x2 x6 x2 U W E U E F F ...

Страница 20: ...ther the setting values of the SYSTEM CONSTANT SET are the same as those indicated in Table1 4 Press the INFORMATION key twice to return to the normal screen 5 Receive channel setting Refer to the OPERATING INSTRUCTIONS and set the receive channels channels preset 6 User setting Check the user setting values in Table 2 and Table 3 If setting value is different set the correct value For setting ref...

Страница 21: ...T 2 FEATURES SLEEP TIMER OFF BLUE BACK ON CHILD LOCK ID NO 0000 ALL CH OFF DECODER EXT 2 OFF PICTURE SHIFT FAST INSTALL LANGUAGE ENGLISH AUTO PROGRAM FRANCE DEIT MANUAL Only for PR CH 3 3 3 4 VSM PRESET SETTING Item No Item Variable range Setting value PICTUREMODE COLOURTEMP BRIHGT STANDARD SOFT COOL NORMAL WARM 1 CONT 16 16 13 0 7 2 BRIGHT 16 16 1 0 0 3 SHARP 16 16 6 0 2 4 COLOUR 16 16 2 0 2 5 TI...

Страница 22: ... 3 Q PEAK 4 SOUND LEVEL 4 DD CM DDT01 DDT34 CMT01 CMT57 DDP01 DDP37 CMP01 CMP03 OSD G OSD B OSD R Service menu Setting item Service menu Setting item 5 VSM PRESET PICTURE MODE 1 CONT 2 BRIGHT 3 SHARP 4 COLOUR 5 TINT COLOUR TEMP 1 WDR R 2 WDR G 3 WDR B 6 STATUS Do not adjust 7 VNR Do not adjust 1 MYLV 2 ONMVF 3 MYCOR 4 MYGA 5 YEGON 6 YEGL 7 YLTL 8 MCLV 9 MCGA 10 MCCOR 11 CLTL 12 YNGA 13 COR_OF 14 L...

Страница 23: ...in the figure 2 Grasp the chip part with tweezers and place it on the solder Then heat and melt the solder at both ends of the chip part Transistors diodes variable resistors etc 1 Apply solder to the pattern as indicated in the figure 2 Grasp the chip part with tweezers and place it on the solder 3 First solder lead A as indicated in the figure 4 Then solder leads B and C 3 4 REPLACEMENT OF CHIP ...

Страница 24: ...less otherwise specified prepare the most suitable reception or input signal for adjustment 6 Never touch any adjustment parts which are not specified in the list for this variable resistors transformers trimmer capacitors etc 7 Presetting before adjustment Unless otherwise specified in the adjustment instructions preset the following functions with the remote control unit 4 3 MAIN PARTS LOCATIONS...

Страница 25: ...CN8002 CN8009 CN9005 CN9008 CN9006 CN9002 CN8003 NC CN8005 CN8006 CN8004 CN8007 CN101 CN402 CN403 CN403 CN401 CN401 CN5401 CN5404 CN5404 CN5405 CN5505 CN5506 CN5504 CN5402 CN5403 CN5501 CN5502 CN5503 CN5001 CN5008 F LVDS T C2 C1 X V CN9003 CN9001 TOP PDP UNIT THERMO SENSOR POWER CONNECTOR CHASSIS BASE AUDIO PWB DISPLAY SWITCH PWB DISPLAY LED PWB DISPLAY INTERFACE PWB MAIN SPEAKER L MAIN SPEAKER R ...

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