SERVICE MANUAL LCD FLAT TELEVISION YA382 2006 LT-32SH6 LT-37SH6 [LT-37SH6/A] TABLE OF CONTENTS PRECAUTION............... . . 1-3 SPECIFIC SERVICE INSTRUCTIONS .
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SPECIFICATION Contents Item LT-32SH6 LT-37SH6 Dimensions (W × H × D) 80.8 cm × 55.9 cm × 10.8 cm (TV only) 92.6 cm × 63.2 cm × 10.9 cm (TV only) 80.8 cm × 62.8 cm × 30.9 cm (Included Stand) 92.6 cm ×...
SECTION 1 PRECAUTION SAFETY PRECAUTIONS (1) The design of this product contains special hardware, (7) Isolation Check (Safety for Electrical Shock Hazard) many circuits and components specially for safety After re-assembling the product, always perform an isola- purposes. For continued protection, no changes should be tion check on the exposed metal parts of the cabinet (an- made to the original design unless authorized in writing by tenna terminals, video/audio input and output terminals,...
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INSTALLATION 1.2.1 HEAT DISSIPATION If the heat dissipation vent behind this unit is blocked, cooling efficiency may deteriorate and temperature inside the unit will rise. Therefore, please make sure pay attention not to block the heat dissipation vent as well as the ventilation outlet behind the unit and ensure that there is room for ventilation around it.
SECTION 2 SPECIFIC SERVICE INSTRUCTIONS ABOUT LIQUID CRYSTAL DISPLAY 2.1.1 STRUCTURE OF LIQUID CRYSTAL PANEL The Liquid Crystal Display used for this unit is of a TFT (Thin Film Transistor) type panel. The structure of this panel is that a TFT array-formed substrate and the stripe pixel matrix type color filter substrate are pressed together with a liquid crystal filled in between these materials.
• When removing each board, remove the connectors as required. Taking notes of the connecting points (connector numbers) makes service procedure manageable. • Make sure that there is no bent or stain on the connectors before inserting, and firmly insert the connectors. DISASSEMBLY PROCEDURE [LT-32SH6/A] 3.2.1 REMOVING THE STAND (Fig.1) 3.2.6 REMOVING THE DVB PWB (Fig.1) (1) Remove the 2 screws [A], then remove the STAND COVER.
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JACK COVER JACK COVER STAND COVER REAR COVER STAND MAIN PWB FAN BRACKET SHIELD MALAR DVB PWB SHIELD POWER PWB TUNER BASE POWER CORD HOLDER TERMINAL BASE DVB PWB MALAR SD CARD BASE MAIN PWB FRONT CONTROL ASS'Y Fig.1 (No.YA382)1-7...
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3.2.8 REMOVING THE SPEAKER (Fig.2) • Remove the STAND. • Remove the REAR COVER. (1) Remove the 7 screws [A], then remove the SPEAKER BOX. (2) Remove the 4 screws [B], then remove the SPEAKER (L/R). (3) Remove the 4 screws [C], then remove the DUCT(L/R). NOTE: Since the speaker is attached in a certain direction, attach the speaker in the same correct direction as it has been at-...
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MAIN BASE TOP FRAME LCD PANEL UNIT SPEAKER BOX DUCT BOTTOM FRAME DUCT FRONT PANEL FRONT IR PWB SPEAKER SPEAKER LED LENS FRONT Fig.2 (No.YA382)1-9...
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DISASSEMBLY PROCEDURE [LT-37SH6/A] 3.3.1 REMOVING THE STAND (Fig.3) 3.3.6 REMOVING THE DVB PWB (Fig.3) (1) Remove the 1 screw [A], then remove the STAND COVER. • Remove the STAND. (2) Remove the 4 screws [B], then remove the STAND. • Remove the REAR COVER. (1) Remove the 3 screws [P], then remove the TUNER BASE.
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JACK COVER JACK COVER STAND COVER STAND REAR COVER FAN BRACKET MAIN PWB SHIELD MALAR TUNER BASE DVB PWB SHIELD POWER PWB MALAR POWER CORD HOLDER DVB PWB SD CARD BASE MAIN PWB TERMINAL BASE KEY PWB FRONT CONTROL ASS'Y Fig.3 (No.YA382)1-11...
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3.3.8 REMOVING THE SPEAKER (Fig.4) • Remove the STAND. • Remove the REAR COVER. (1) Remove the 6 screws [A] and 6 spacers [B], then remove the SPEAKER (L/R). NOTE: Since the speaker is attached in a certain direction, attach the speaker in the same correct direction as it has been at- tached.
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MAIN BASE SD CARD PWB TOP FRAME BRACKET BOTTOM FRAME SPEAKER LCD PANEL UNIT SPEAKER IR PWB FRONT PANEL LENS FRONT Fig.4 (No.YA382)1-13...
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REPLACEMENT OF CHIP COMPONENT 3.4.1 CAUTIONS (1) Avoid heating for more than 3 seconds. (2) Do not rub the electrodes and the resist parts of the pattern. (3) When removing a chip part, melt the solder adequately. (4) Do not reuse a chip part after removing it. 3.4.2 SOLDERING IRON (1) Use a high insulation soldering iron with a thin pointed end of it.
SECTION 5 TROUBLESHOOTING No picture appwear Check if the Power Does the LED Cord has been well Replace P807 light up connected to TV? Is the input voltage applied to Power LED display is Next Replace PSU1 amber supply unit? (Cnl #3 #4 is 5V) Reset the Is it entering into...
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Victor Company of Japan, Limited Display Category 12, 3-chome, Moriya-cho, Kanagawa-ku, Yokohama-city, Kanagawa-prefecture, 221-8528, Japan (No.YA382) Printed in Japan...
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LT-32SH6 LT-37SH6 STANDARD CIRCUIT DIAGRAM NOTE ON USING CIRCUIT DIAGRAMS 1.SAFETY Type No indication : Ceramic capacitor The components identified by the symbol and shading are : Metalized mylar capacitor critical for safety. For continued safety replace safety ciritical : Polypropylene capacitor components only with manufactures recommended parts.
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KEY PWB CIRCUIT DIAGRAM ......................... 2-33 PATTERN DIAGRAMS ................2-35 MAIN PWB PATTERN ..........................2-35 IR PWB PATTERN ............................ 2-37 KEY PWB PATTERN ..........................2-37 USING P.W. BOARD PWB ASS'Y name LT-32SH6/A LT-37SH6/A MAIN P.W. BOARD DA-5097661600(PWB-0983-C) DA-5097661601(PWB-0983-C) IR P.W. BOARD DA-5097661700(PWB-0984-C) DA-5097661701(PWB-0984-C) KEY P.W.
IR PWB & KEY PWB PATTERN (No.YA382)2-37 2-38(No.YA382)
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Victor Company of Japan, Limited Display Category 12, 3-chome, Moriya-cho, kanagawa-ku, Yokohama-city, kanagawa-prefecture, 221-8528, Japan (No.YA382) Printed in Japan...
PARTS LIST CAUTION The parts identified by the symbol are important for the safety . Whenever replacing these parts, be sure to use specified ones to secure the safety. The parts not indicated in this Parts List and those which are filled with lines --- in the Parts No. columns will not be supplied. P.W.
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CONTENTS [LT-32SH6/A] USING P.W. BOARD & REMOTE CONTROL UNIT ....................3-3 EXPLODED VIEW PARTS LIST -1 ..........................3-3 EXPLODED VIEW -1 ..............................3-4 EXPLODED VIEW PARTS LIST -2 ..........................3-5 EXPLODED VIEW -2 ..............................3-6 PRINTED WIRING BOARD PARTS LIST ........................3-7 MAIN P.W.
[LT-32SH6/A] USING P.W. BOARD & REMOTE CONTROL UNIT P.W.B ASS'Y LT-32SH6/A MAIN P.W.B DA-5097661600 (PWB-0983-C) KEY P.W.B DA-5097663300 (PWB-0994-C) IR P.W.B DA-5097661700 (PWB-0984-C) POWER P.W.B DA-F693006632 DVB P.W.B DA-E052110029 REMOTE CONTROL UNIT DA-E052731125 EXPLODED VIEW PARTS LIST -1 Ref.No.
EXPLODED VIEW PARTS LIST -2 Ref.No. Part No. Part Name Description Local QLD0374-002 LCD PANEL UNIT LC12253-001E-HK SPEAKER BOX LC21340-001C-HK DUCT COVER (x2) LC21339-001B-HK DUCT BASE (x2) QAS0142-001 SPEAKER SP01,SP02 (x2) LC33125-001B-HK LED LENS LC12321-007B-0K FRONT PANEL ASS'Y ...
PRINTED WIRING BOARD PARTS LIST MAIN P.W. BOARD ASS'Y Ref No. Part No. Part Name Description Local (DA-5097661600) (PWB-0983-C) Z032 DA-F615002361 Z DIODE 4.85V Ref No. Part No. Part Name Description Local Z033 DA-F615002361 Z DIODE 4.85V Z034 DA-F615002361 Z DIODE 4.85V Z035 DA-F615002361...
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Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local C092 DA-E230003391 CAPACITOR 25V 0.1uF Z C233 DA-E250810591 CAPACITOR 25V 1uF Z C094 DA-E230003391 CAPACITOR 25V 0.1uF Z C234 DA-E134600009 RESISTOR 1/10W 0Ω J C095 DA-E230647391 CAPACITOR...
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Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local C444 DA-E230003391 CAPACITOR 25V 0.1uF Z R061 DA-E134210009 RESISTOR 1/10W 100Ω F C445 DA-E216032002 CAPACITOR 16V 100uF M R062 DA-E134210009 RESISTOR 1/10W 100Ω F C446 DA-E230647291 CAPACITOR...
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Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local R176 DA-E134600009 REGISTOR 1/10W 0Ω J R385 DA-E134210009 RESISTOR 1/10W 100Ω F R177 DA-E134610409 REGISTOR 1/10W 100kΩ J R391 DA-E134600009 RESISTOR 1/10W 0Ω J R179 DA-E134610409 RESISTOR...
PACKING PACKING PARTS LIST Ref.No. Part No. Part Name Description Local DA-I513710156 PACKING CASE DA-I523710256 BOTTOM CUSHION 2pcs in 1set DA-I523710156 TOP CUSHION 2pcs in 1set DA-I532359156 POLY BAG For SET DA-I513714256 PAPER CUSHION DA-I533389756 POLY BAG For ACCESSORIES DA-E030057212 INST BOOK ------------...
[LT-37SH6/A] USING P.W. BOARD & REMOTE CONTROL UNIT P.W.B ASS'Y LT-37SH6/A MAIN P.W.B DA-5097661601 (PWB-0983-C) KEY P.W.B DA-5097663301 (PWB-0994-C) IR P.W.B DA-5097661701 (PWB-0984-C) POWER P.W.B DA-F693006632 DVB P.W.B DA-E052110029 REMOTE CONTROL UNIT DA-E052731125 EXPLODED VIEW PARTS LIST -1 Ref.No. Part No.
EXPLODED VIEW PARTS LIST -2 Ref.No. Part No. Part Name Description Local QLD0375-001 LCD PANEL UNIT LC41913-004A-C SPEAKER LC41913-003A-C SPEAKER LC33125-001B-HK LED LENS LC12381-006A-0K FRONT PANEL ASS'Y 105 DA-5097661701 IR PWB PWB-0984-C (No.YA382)3-15...
PRINTED WIRING BOARD PARTS LIST MAIN P.W. BOARD ASS'Y Ref No. Part No. Part Name Description Local (DA-5097661601) (PWB-0983-C) Z033 DA-F615002361 Z DIODE 4.85V Ref No. Part No. Part Name Description Local Z034 DA-F615002361 Z DIODE 4.85V Z035 DA-F615002361 Z DIODE 4.85V Z036 DA-F615002361...
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Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local C094 DA-E230003391 CAPACITOR 25V 0.1uF Z C234 DA-E134600009 RESISTOR 1/10W 0Ω J C095 DA-E230647391 CAPACITOR 50V 0.047uF K C235 DA-E134600009 RESISTOR 1/10W 0Ω J C097 DA-E230003391 CAPACITOR...
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Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local C445 DA-E216032002 CAPACITOR 16V 100uF M R062 DA-E134210009 RESISTOR 1/10W 100Ω F C446 DA-E230647291 CAPACITOR 50V 4700pF K R063 DA-E134600009 RESISTOR 1/10W 0Ω J C447 DA-E230610391 CAPACITOR...
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Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local R189 DA-E134612209 RESISTOR 1/10W 1.2kΩ J R393 DA-E134600009 RESISTOR 1/10W 0Ω J R190 DA-E134622109 RESISTOR 1/10W 220Ω J R403 DA-E134600009 RESISTOR 1/10W 0Ω J R206 DA-E134610309 RESISTOR...
PACKING PACKING PARTS LIST Ref.No. Part No. Part Name Description Local DA-I513720156 PACKING CASE(TOP) DA-I513724256 PACKING CASE(BOTTOM) DA-I523720156 TOP CUSHION 2pcs in 1set DA-I523720256 BOTTOM CUSHION 2pcs in 1set DA-I532359256 POLY BAG For SET DA-I513724356 ACCESSORY BOX DA-I533389756 POLY BAG For ACCESSORIES DA-E030057212 INST BOOK...