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Items Contents Dimensions (W × H × D) [Without stand] 101.4 cm × 63.55 cm × 27.86 cm [101.4 cm × 64.65 cm × 10.87 cm] Mass [Without stand] 22.7 kg [21.42 kg] Power Input AC220 V - AC240 V, 50 Hz Power Consumption 170 W (Standby: 0.8 W) TV RF System...
SECTION 1 PRECAUTION SAFETY PRECAUTIONS (1) The design of this product contains special hardware, (6) 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 1.2.3 INSTALLATION REQUIREMENTS If the heat dissipation vent behind this unit is blocked, cooling Ensure that the minimal distance is maintained, as specified efficiency may deteriorate and temperature inside the unit will below, between the unit with and the surrounding walls, as well rise.
HANDLING LCD PANEL 1.3.1 PRECAUTIONS FOR TRANSPORTATION 1.3.2 OPTICAL FILTER (ON THE FRONT OF THE LCD PANEL) When transporting the unit, pressure exerted on the internal LCD (1) Avoid placing the unit under direct sunlight over a panel due to improper handling (such as tossing and dropping) prolonged period of time.
SECTION 2 SPECIFIC SERVICE INSTRUCTIONS FEATURES DIGITAL TUNER PICTURE MODE This TV can receive both DVB-T (Digital terrestrial broadcasting), This function can adjust the picture settings automatically. DVB-S(Digital satellite broadcasting), and Analogue terrestrial There are BRIGHT, STANDARD, SOFT and MANUAL in the broadcasting.
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TECHNICAL INFORMATION 2.3.1 LCD PANEL This unit uses the flat type panel LCD (Liquid Crystal Display) panel that occupies as little space as possible, instead of the conventional CRT (Cathode Ray Tube), as a display unit. Since the unit has the two polarizing filter that are at right angles to each other, the unit adopts "normally black" mode, where light does not pass through the polarizing filter and the screen is black when no voltage is applied to the liquid crystals.
SECTION 3 DISASSEMBLY CAUTION AT DISASSEMBLY • Make sure that the power cord is disconnected from the outlet. • Pay special attention not to break or damage the parts. • Make sure that there is no bent or stain on the connectors before inserting, and firmly insert the connectors. •...
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REAR COVER SIDE SHIELD MAIN PWB SUPPORT BRACKET POWER BRACKET POWER UNIT MAIN SHIELD LCD CONTROL PWB COVER BOTTOM FRAME STAND PANEL BRACKET LCD CONTROL INVERTER PWB COVER PANEL BRACKET PANEL BRACKET LCD PANEL INVERTER PWB LED PWB IR PWB SPEAKER KEY PWB FRONT CABINET...
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MEMORY IC REPLACEMENT • This model uses the memory IC. • This memory IC stores data for proper operation of the video and drive circuits. • When replacing, be sure to use an IC containing this (initial value) data. 3.3.1 MEMORY IC REPLACEMENT PROCEDURE 1.
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3.3.3 SETTINGS OF FACTORY SHIPMENT 3.3.3.1 BUTTON OPERATION 3.3.3.2 REMOTE CONTROL DIRECT OPERATION Setting item Setting position Setting item Setting position POWER CHANNEL CHANNEL VOLUME VOLUME ZOOM AUTO SUB POWER 3.3.3.3 REMOTE CONTROL MENU OPERATION (1) Picture (4) Feature Setting item Setting position Setting item Setting position...
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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 4 ADJUSTMENT ADJUSTMENT PREPARATION (1) This TV is adjusted by using REMOTE CONTROL UNIT. (2) The adjustment using the REMOTE CONTROL UNIT is made on the basis of the initial setting values. The setting values which adjust the screen to the optimum condition can be different from the initial setting values. (3) Make sure that connection is correctly made AC to AC power source.
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ADJUSTMENT PROCEDURE 4.6.1 VIDEO CIRCUIT Measuring Item Test point Adjustment part Description instrument WHITE Remote [White Balance] (1) Set COLOUR TEMP. to "Normal". BALANCE control unit Normal R (2) Enter the FACTRY MODE. Normal G (3) Press [ ] / [ ] key on the remote control unit Signal Normal B simultaneously to select the White balance.
(16) You will see the downloading status bar. (Female to 3.5mm stereo mini plug cable) NOTE: Please confirm SMIS on the JVC Service Information Network or confirm to your local JVC subsidiary / dealer for software version. 5.1.2 PROGRAM DATA WRITING PROCEDURE (17) Turn on your TV.
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Victor Company of Japan, Limited Display Division 12, 3-chome, Moriya-cho, Kanagawa-ku, Yokohama-city, Kanagawa-prefecture, 221-8528, Japan (No.YA707<Rev.001>) Printed in Japan...
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LT-42HB1BU 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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MAIN PWB PATTERN ..........................2-107 IR PWB PATTERN ..........................2-111 KEY PWB PATTERN ..........................2-111 LED PWB PATTERN ..........................2-111 USING P.W. BOARD P.W.B ASS Y name LT-42HB1BU/AX MAIN P.W. BOARD HU-71100006 IR P.W. BOARD HU-72200004 KEY P.W. BOARD HU-72200003 LED P.W.
WIRING DIAGRAM LCD PANEL UNIT [INVERTER PWB] LCD PANEL UNIT [LCD CONTROL PWB] JP641 JP642 KEY PWB SATELLITE TUNER TERRESTRIAL TUNER JP761 MAIN PWB 250V/6.3A POWER UNIT AC INLET FRONT SPEAKER(L) SPEAKER(R) IR PWB LED PWB (No.YA707<Rev.001>)2-3 2-4(No.YA707<Rev.001>)
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MAIN PWB CIRCUIT DIAGRAM (45/46) [FLEX ROM CONNECTOR] +3V3_A R1631 R1632 222/1005 222/1005 #CS_FLASH_DG #CS_FLASH_DG MAIN PWB(8/46) DG_PE1 Q1631 MMBT4401 C1631 OPEN-104p/16V/1005 TP1631 PCB_TP10 MAIN PWB(8/46),(46/46) HOST_BOOT_CS# TP1634 PCB_TP10 MAIN PWB(8/46),(9/46),(46/46) HOST_A21 TP1636 PCB_TP10 HOST_CS0# MAIN PWB(8/46) To Bottum side MAIN PWB(8/46),(9/46),(46/46) MAIN PWB(8/46),(9/46),(46/46) HOST_A[24..0]...
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MAIN PWB CIRCUIT DIAGRAM (46/46) [FLEX ROM CONNECTOR] EMI_ADDR[22..1] EMI_ADDR[22..1] MAIN PWB(35/46) HOST_A[24..0] MAIN PWB(8/46),(9/46),(45/46) HOST_A[24..0] +3V3_D MAIN PWB(8/46),(9/46),(45/46) U1732 HOST_A4 EMI_ADDR4 EMI_DATA[15..0] EMI_DATA[15..0] HOST_D[15..0] HOST_A5 EMI_ADDR5 HOST_D[15..0] HOST_A6 EMI_ADDR6 HOST_A7 EMI_ADDR7 HOST_A8 EMI_ADDR8 HOST_A9 EMI_ADDR9 HOST_D0 EMI_DATA0 MAIN PWB(35/46) HOST_BOOT_CS# R1731 101/1005...
IR PWB PATTERN [SOLDER SIDE] IR PWB PATTERN [PARTS SIDE] KEY PWB PATTERN [SOLDER SIDE] KEY PWB PATTERN [PARTS SIDE] LED PWB PATTERN [SOLDER SIDE] LED PWB PATTERN [PARTS SIDE] (No.YA707<Rev.001>)2-111 2-112No.YA707<Rev.001>)
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Victor Company of Japan, Limited Display Division 12, 3-chome, Moriya-cho, Kanagawa-ku, Yokohama-city, Kanagawa-prefecture, 221-8528, Japan (No.YA707<Rev.001>) 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.
KEY P.W. BOARD ASS'Y (HU-72200003) ...................... 3-15 LED P.W. BOARD ASS'Y (HU-72200017) ...................... 3-15 PACKING ................................... 3-16 PACKING PARTS LIST ............................. 3-16 USING P.W. BOARD & REMOTE CONTROL UNIT P.W.B ASS'Y name LT-42HB1BU/AX MAIN P.W.B HU-71100006 IR P.W.B HU-72200004 KEY P.W.B HU-72200003 LED P.W.B...
PRINTED WIRING BOARD PARTS LIST MAIN P.W. BOARD ASS'Y (HU-71100006) Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local Q521 HU-004000410 TRANSISTOR Q581 HU-004000410 TRANSISTOR HU-000140583 DC-DC CONV Q582 HU-004000410 TRANSISTOR HU-000140581 DC-DC CONV Q765 HU-004000017 TRANSISTOR...
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Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local HU-001060312 C CAPACITOR 22uF 6.3V M C412 HU-001060250 C CAPACITOR 0.1uF 16V K HU-001071224 E CAPACITOR 220uF 16V C413 HU-001060250 C CAPACITOR 0.1uF 16V K HU-001060335 C CAPACITOR 0.0082uF 25V...
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Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local C557 HU-001060320 C CAPACITOR 10uF 25V C769 HU-001060297 C CAPACITOR 0.01pF 50V K C558 HU-001060312 C CAPACITOR 22uF 6.3V M C770 HU-001060317 C CAPACITOR 470nF 50V C559 HU-001060312...
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Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local C936 HU-001060221 C CAPACITOR 22pF 50V J C1157 HU-001060346 C CAPACITOR 1uF 16V K C962 HU-001060250 C CAPACITOR 0.1uF 16V K C1158 HU-001060346 C CAPACITOR 1uF 16V K C963 HU-001060250...
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Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local C1491 HU-001060321 C CAPACITOR 10uF 10V K CD299 HU-001060312 C CAPACITOR 22uF 6.3V M C1492 HU-001060250 C CAPACITOR 0.1uF 16V K CD300 HU-001060312 C CAPACITOR 22uF 6.3V M C1493 HU-001060321...
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Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local CD648 HU-001060250 C CAPACITOR 0.1uF 16V K CD1305 HU-001060312 C CAPACITOR 22uF 6.3V M CD649 HU-001060250 C CAPACITOR 0.1uF 16V K CD1306 HU-001060250 C CAPACITOR 0.1uF 16V K CD650 HU-001060250...
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Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local R127 HU-002000437 MG RESISTOR 10kΩ R403 HU-002001141 MG RESISTOR 57.6Ω R128 HU-002000557 MG RESISTOR 6.2kΩ R404 HU-002001007 MG RESISTOR 1.8kΩ R131 HU-002000437 MG RESISTOR 10kΩ...
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Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local R555 HU-002000437 MG RESISTOR 10kΩ R774 HU-002000426 MG RESISTOR 3.3Ω R558 HU-002000421 MG RESISTOR 75Ω R775 HU-002000426 MG RESISTOR 3.3Ω R559 HU-002000421 MG RESISTOR 75Ω...
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Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local R1072 HU-002001173 MG RESISTOR 9.1kΩ R1390 HU-002000443 MG RESISTOR 22Ω R1073 HU-002001064 MG RESISTOR 24kΩ R1394 HU-002000427 MG RESISTOR 150Ω R1074 HU-002000615 MG RESISTOR 4.02kΩ...
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Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local R1571 HU-002000502 MG RESISTOR 3.3kΩ RD1076 HU-002000313 MG RESISTOR 2.7KΩ R1572 HU-002000502 MG RESISTOR 3.3kΩ RD1077 HU-002000548 MG RESISTOR 1.2kΩ R1573 HU-002000454 MG RESISTOR 47kΩ...
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Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local L1052 HU-011030160 FERRITE CORE PR616 HU-002070024 NET RESISTOR 24Ωx4 L1071 HU-0110000010 INDUCTOR PR617 HU-002070024 NET RESISTOR 24Ωx4 L1072 HU-0110000027 CHOKE COIL 4.7uH PR618 HU-002070024 NET RESISTOR 24Ωx4 L1074...
PACKING PACKING PARTS LIST Ref.No. Part No. Part Name Description Local ------------ CARTON BOX(TOP) Not supply ------------ CUSHION Not supply(x4) HU-0320200064 REMOTE CONTROL UNIT RM-C2503 ------------ BATTERY AAA/R03(x2) HU-2000000140 INST BOOK English/French/German/Italian/Polish ------------ WARRANTY CARD HU-2030000021 ------------ CARTON BOX(BOTTOM) Not supply HU-2000700106 CAUTION SHEET...