Sharp LC-20B2H Скачать руководство пользователя страница 42 | Manualshive

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LC-20B2H

LC-20B2M

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Содержание LC-20B2H

Страница 1: ...E SHOOTING TABLE 13 CHASSIS LAYOUT 16 BLOCK DIAGRAM 18 DESCRIPTION OF SCHEMATIC DIAGRAM 20 SCHEMATIC DIAGRAM Ë OPERATION and R C RECEIVER UNIT 21 Ë MAIN UNIT 22 Ë TERMINAL UNIT 30 Ë JACK UNIT 34 Page Page Ë INVERTER A and INVERTER B UNIT 35 PRINTED WIRING BOARD ASSEMBLIES 36 PARTS LIST Ë ELECTRICAL PARTS 41 Ë INVERTER A UNIT 41 Ë INVERTER B UNIT 41 Ë MAIN UNIT 41 Ë TERMINAL UNIT 44 Ë OPERATION UNI...

Страница 2: ...rvice manual may create shock fire or other hazards WARNING 1 For continued safety no modification of any circuit should be attempted 2 Disconnect AC power before servicing BEFORE RETURNING THE RECEIVER Fire Shock Hazard Before returning the receiver to the user perform the following safety checks 1 Inspect all lead dress to make certain that leads are not pinched and check that hardware is not lo...

Страница 3: ...ITAL COMB FILTER Yes Brightness 430 cd m2 Lamp life 60 000 Hours Viewing angles H 160 V 160 Audio output 2 5Wx2 Speakers 5 cm ø 2 pcs Terminals AV1 Composite Video S Video Audio AV 2 IN OUT Composite Video Audio Component Y PB PR Audio Headphone Jack 3 5 mm ø jack Rear OSD LANGUAGE English Chinese Arabic Power requirement DC 13 V AC110 240 V 50 60Hz Weight 8 2 kg w o accessories Accessories R C Ba...

Страница 4: ...n and a red indicator lights when in the standby mode the indicator will not light when the main power is off VOL CH MENU TV VIDEO MAIN POWER 1 2 PRESET TV VIDEO CH and VOL on the main unit have the same functions as the same buttons on the remote control Fundamentally this operation manual provides a description based on operation with the remote control Note VOL CH MENU TV VIDEO MAIN POWER Auto ...

Страница 5: ...403 28 401 3 298 8 300 8 474 5 384 5 90 1 VIDEO AUDIO AUDIO HEAD PHONE POWER INPUT DC13V L L R R Y PR PB AV IN 2 OUT COMPONENT AV IN 1 VIDEO L R AUDIO S VIDEO 100 100 51 5 15 5 43 14 14 14 14 14 14 14 13 14 3 5 15 15 16 ANT VIDEO L R AUDIO S VIDEO 95 2 60 5 18 12 5 65 5 163 9 229 4 295 8 467 8 172 1 136 0 5 ...

Страница 6: ...e fixing screws 4 pcs 5 Release the wire holders at 3 locations 6 Detach the connector from each PWB Cabinet B Table stand Back cover 1 2 3 3 3 3 3 3 3 3 5 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 Terminal PWB R C Receiver PWB Operation PWB Reinforcement angle Inverter A PWB Inverter B PWB Main PWB Jack PWB Wire holder P6755 P6751 P6551 P5001 P3501 SC3403 SC1202 SC1201 SC2001 P3602 P3601 P3701 P370...

Страница 7: ... 10 Remove the inverter A PWB fixing screws 2 pcs 11 Remove the inverter B PWB fixing screws 2 pcs 12 Remove the R C receiver PWB fixing screws 2 pcs 13 Remove the operation PWB fixing screws 2pcs 14 Remove the PWB frame fixing screw 1 pc Main PWB Jack PWB 9 7 10 11 14 13 8 12 R C Receiver PWB Terminal PWB Inverter A PWB Inverter B PWB Operation PWB ...

Страница 8: ...ts back Detach the shielding plate 16 Detach the two reflection sheets 17 Detach the top and bottom fluorescent lamps 18 Remove the light guide plate 19 Detach the diffusion sheet 20 Detach the prism sheet and reflection deflection sheet Fluorescent Lamp Top KLMP 0110CEZZ LCD Display Unit Fluorescent Lamp Bottom KLMP 0111CEZZ Prism Sheet Light Guide Plate PGiDM0065CEZZ Reflection deflection Sheet ...

Страница 9: ...is mode turn off the power Or turn off the POWER switch or use the remote controller s OFF key 3 Using the keys for the adjustment process Selecting a reception channel Using the CH UP DOWN key turn up and down reception broadcasting channels Just click on the key and channels are selected on by one Hold down the key and the next receivable channel is searched up and down Adjustment items Adjust e...

Страница 10: ...n its new setting in the PAL TAMP SECAM TAMP PAL M TAMP and PAL N TAMP items manually Page 2 of adjustment process OSD Y data 75 White 5 4 White balance adjustment 1 Feed the monoscope pattern signal 2 Adjust the RCUTOFF and BCUTOFF settings on adjustment process page 2 to achieve the color at the same level as with the standard set Note Keep the RCUTOFF and BCUTOFF settings as an odd number whene...

Страница 11: ...bles the operation check to detect errors in the lamp or lamp circuit Check whether ERROR NO RESET on line 9 page 1 of the adjustment process is 1 or more If it is 1 or more it indicates the lamp error detection was executed 6 2 2 Resetting of the lamp error count After confirming that the lamp or lamp circuit is normal reset the lamp error count Select ERROR NO RESET on line 9 page 1 of the adjus...

Страница 12: ...keys are not responded This is a position that you can not make MENU adjustments 4 USER CONTROL RESPOND NO RESPOND NO RESPOND means that the TV does not respond when you press a user control buttons except main power button on the main unit 5 ON SCREEN DISPLAY YES NO If you set NO position OSD will not appear 6 AV1 INPUT NORMAL START AV1 FIXED Some application use DVD or VCR connecting to AV1 inpu...

Страница 13: ...19 of tuner as specified Check the tuner and its peripheral parts No Is input at Pin 3 of IC402 as specified Check the line in question Yes Check IC402 and its peripheral parts Yes No Are Pins 2 and 4 of IC402 at H and L respectively Are Pins 65 and 66 of IC2001 at H and L respectively No VIDEO 1 or 2 output Yes No Is input at Pin 1 of IC402 as specified Check the line in question Yes No Are Pins ...

Страница 14: ... F3703 and F3704 Check S4701 and connection cable Check the secondary side load of T3701 Fluorescent lamp Yes No Does F3703 and F3704 function Yes No Is Pin 34 of IC1201 at H Yes No Are the oscillation waveforms at the primary side of T6551 3 and T6751 3 as specified Yes Replace F3703 and F3704 No Is input at Pin 71 of IC801 as specified Check P5001 SC line and peripheral parts Yes Check the line ...

Страница 15: ... Check the line in question IC3305 and its peripheral parts Yes Check the speakers and their peripheral parts No sound from headphone Yes No Is Pin 55 of IC2001 at L Check the headphone and its peripheral parts Check Q2050 J3500 and their peripheral parts No sound from output line Yes No Is Pin 58 of IC2001 at L No Are outputs at Pins 14 and 15 of IC3501 as specified Yes Check the line in question...

Страница 16: ...16 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 20B2H LC 20B2M CHASSIS LAYOUT MAIN Unit Side A MAIN Unit Side B ...

Страница 17: ...17 17 16 19 18 15 14 13 12 11 10 LC 20B2H LC 20B2M JACK Unit INVERTER A Unit INVERTER B Unit OPERATION Unit R C RECEIVER Unit TERMINAL Unit ...

Страница 18: ...02 FIFO IC1202 SYNC SEP ARATER IC401 LCD CONTROLLER IC1201 TV V Y PB PR I2C DC DC T3701 IC3701 Q3700 Q3701 Q3702 38V 16V 9V 5V 8V REGULATOR IC3702 31V Q3707 29V Q3704 14V Q3705 8V Q3706 GRADUATION POWER FOR LCD IC1102 IC1108 IC1110 DAC IC1101 COMMON IC1109 Q1101 Q1102 I2C 3WIRE CK VD HD OS D RGB V1 SY SC MAIN UNIT TV V V1 AUDIO IN OUT SWITCH IC3501 Q3500 CONTROL UNIT AUDIO DECODER MSP IC3304 AUDIO...

Страница 19: ...Indication of resistors and capacitors Resistors Unit Nonindication Ω K kΩ M MΩ Error Nonindication 5 F 1 D 0 5 Capacitor Unit Nonindication or µ µF P or p pF IMPORTANT SAFETY NOTICE PARTS MARKED WITH å ARE INPORTANT FOR MAINTAINING THE SAFETY OF THE SET BE SURE TO REPLACE THESE PARTS WITH SPECIFIED ONES FORMAINTAINING THE SAFETY AND PERFORMANCE OF THE SET CAUTION This circuit diagram is original ...

Страница 20: ...21 6 5 4 3 2 1 A B C D E F G H LC 20B2H LC 20B2M SCHEMATIC DIAGRAM Ë OPERATION and R C RECEIVER Unit OPERATION Unit R C RECEIVER Unit ...

Страница 21: ...23 LC 20B2H LC 20B2M 22 LC 20B2H LC 20B2M 8 7 10 9 6 5 4 3 2 1 A B C D E F G H 17 16 19 18 15 14 13 12 11 Ë MAIN Unit 1 4 ...

Страница 22: ...25 LC 20B2H LC 20B2M 24 LC 20B2H LC 20B2M 8 7 10 9 6 5 4 3 2 1 A B C D E F G H 17 16 19 18 15 14 13 12 11 Ë MAIN Unit 2 4 ...

Страница 23: ...27 LC 20B2H LC 20B2M 26 LC 20B2H LC 20B2M 8 7 10 9 6 5 4 3 2 1 A B C D E F G H 17 16 19 18 15 14 13 12 11 Ë MAIN Unit 3 4 ...

Страница 24: ...29 LC 20B2H LC 20B2M 28 LC 20B2H LC 20B2M 8 7 10 9 6 5 4 3 2 1 A B C D E F G H 17 16 19 18 15 14 13 12 11 Ë MAIN Unit 4 4 ...

Страница 25: ...31 LC 20B2H LC 20B2M 30 LC 20B2H LC 20B2M 8 7 10 9 6 5 4 3 2 1 A B C D E F G H 17 16 19 18 15 14 13 12 11 Ë TERMINAL Unit 1 2 ...

Страница 26: ...33 LC 20B2H LC 20B2M 32 LC 20B2H LC 20B2M 8 7 10 9 6 5 4 3 2 1 A B C D E F G H 17 16 19 18 15 14 13 12 11 Ë TERMINAL Unit 2 2 ...

Страница 27: ...34 6 5 4 3 2 1 A B C D E F G H LC 20B2H LC 20B2M Ë JACK Unit ...

Страница 28: ...35 6 5 4 3 2 1 A B C D E F G H LC 20B2H LC 20B2M Ë INVERTER A and INVERTER B Unit INVERTER A Unit INVERTER B Unit ...

Страница 29: ...36 6 5 4 3 2 1 A B C D E F G H LC 20B2H LC 20B2M PRINTED WIRING BOARD ASSEMBLIES R C Receiver Unit Component Side Operation Unit Component Side Jack Unit Component Side ...

Страница 30: ...37 6 5 4 3 2 1 A B C D E F G H LC 20B2H LC 20B2M Inverter A Unit Component Side Inverter B Unit Component Side ...

Страница 31: ...38 6 5 4 3 2 1 A B C D E F G H LC 20B2H LC 20B2M Main Unit Side A ...

Страница 32: ...39 6 5 4 3 2 1 A B C D E F G H LC 20B2H LC 20B2M Main Unit Side B ...

Страница 33: ...40 6 5 4 3 2 1 A B C D E F G H LC 20B2H LC 20B2M Terminal Unit Component Side ...

Страница 34: ...J J 3 3k 1 4W Metal Oxide AB R6753 VRS TX2HF000J J 0 1 2W Metal Oxide AA R6754 VRS TX2HF000J J 0 1 2W Metal Oxide AA R6755 VRS CY1JF822J J 8 2k 1 16W Metal Oxide AA R6756 VRS TQ2BD333J J 33k 1 8W Metal Oxide AA R6757 VRS TX2HF000J J 0 1 2W Metal Oxide AA R6758 VRS TQ2BD000J J 0 1 8W Metal Oxide AA R6759 VRS TX2HF000J J 0 1 2W Metal Oxide AA R6760 VRS TX2HF000J J 0 1 2W Metal Oxide AA R6761 VRS TQ2...

Страница 35: ... 1 25V Ceramic AA C1113 VCKYCY1EF104Z J 0 1 25V Ceramic AA C1114 VCKYCY1EF104Z J 0 1 25V Ceramic AA C1115 VCKYCY1EF104Z J 0 1 25V Ceramic AA C1116 VCKYCY1EF104Z J 0 1 25V Ceramic AA C1117 VCCCCY1HH560J J 56p 50V Ceramic AA C1118 VCKYCY1EF104Z J 0 1 25V Ceramic AA C1119 VCKYTV1CF105Z J 1 16V Ceramic AB C1120 VCKYCY1EF104Z J 0 1 25V Ceramic AA C1122 VCKYTV1CF105Z J 1 16V Ceramic AB C1123 VCKYCY1EF10...

Страница 36: ... CY1JF000J J 00 1 16W Metal Oxide AA R838 VRS CY1JF000J J 00 1 16W Metal Oxide AA R1101 VRS CA1JF333J J 33k 1 16W Metal Oxide AA R1102 VRS CA1JF103J J 10k 1 16W Metal Oxide AA R1104 VRS CA1JF333J J 33k 1 16W Metal Oxide AA R1105 VRS CY1JF104J J 100k 1 16W Metal Oxide AA R1106 VRS CA1JF333J J 33k 1 16W Metal Oxide AA R1107 VRS CA1JF103J J 10k 1 16W Metal Oxide AA R1108 VRS CA1JF103J J 10k 1 16W Met...

Страница 37: ...DTC144EE AA Q3205 VSDTC144EE 1 J DTC144EE AA Q3303 VSDTA144EE 1 J DTA144EE AA Q3304 VSDTC314TK 1 J DTC314TK AC Q3305 VSDTC314TK 1 J DTC314TK AC Q3306 VS2SC2712Y 1 J 2SC2712Y AB Q3500 VSUMG4N 1Y J UMG4N AB Q3501 VS2SK1467 1 J 2SK1467 AE Q3502 VS2SK1467 1 J 2SK1467 AE Q3503 VS2SC3928AR 1 J 2SC3928AR AB Q3504 VS2SC3928AR 1 J 2SC3928AR AB Q3505 VSDTC144EE 1 J DTC144EE AA Q3510 VSDTC314TK 1 J DTC314TK ...

Страница 38: ...TQ1EF105Z J 1 25V Ceramic AD C3604 VCKYTQ1EF105Z J 1 25V Ceramic AD C3605 VCKYTQ1EF105Z J 1 25V Ceramic AD C3700 VCKYCY1EF104Z J 0 1 25V Ceramic AA C3701 VCEAPF1EW475M J 4 7 25V Electrolytic AB C3702 RC KZ1025CEZZ J 1 10V Ceramic AB C3703 VCEAPT1CN226M J 22 16V Electrolytic AC C3704 VCCCCY1HH471J J 470p 50V Ceramic AA C3705 VCKYCY1EB103K J 0 01 25V Ceramic AA C3710 VCEASH1CN337MYJ 330 16V Electrol...

Страница 39: ...RS TW2ED102J J 1k 1 4W Metal Oxide AA R3703 VRS CY1JF274J J 270k 1 16W Metal Oxide AA R3704 VRS CY1JF133F J 13k 1 16W Metal Oxide AA R3705 VRS CY1JF184J J 180k 1 16W Metal Oxide AA R3706 VRS CY1JF100J J 10 1 16W Metal Oxide AA R3707 VRS CY1JF105J J 1M 1 16W Metal Oxide AA R3708 VRS CY1JF682J J 6 8k 1 16W Metal Oxide AA R3710 VRS CY1JF273F J 27k 1 16W Metal Oxide AA R3716 VRS TX2HF000J J 00 1 2W Me...

Страница 40: ...inet Ass y BK 1 1 Not Available Front Cabinet 1 2 GCOVA2004CEZZ J LED Decoration Cover AE 1 3 PSPAG0393CEUZ J Spacer x4 AB 1 4 PSPAG0394CEUZ J Spacer x4 AC 1 5 PSPAG0395CEUZ J Spacer x4 AB 1 6 PSPAH0678CEZZ J Spacer x2 AA 1 7 PSPAH0699CEUZ J Spacer x2 AD 1 8 PSPAH0700CEUZ J Spacer x2 AD 1 9 QCNW 6019CEZZ J Connecting Cord AB 1 10 QCNW 6020CEZZ J Connecting Cord AB 1 11 VSP0050PBP68S J Speaker x2 A...

Страница 41: ...ON Unit 4 1 11 1 3 1 4 1 5 1 4 1 4 22 19 20 23 23 17 1 3 1 3 1 3 1 2 1 7 1 12 1 10 1 12 1 11 26 1 8 1 8 1 9 4 2 4 3 4 4 4 5 31 36 5 33 18 18 1 6 1 6 16 8 7 9 12 10 14 13 15 11 17 9 35 36 35 36 35 35 36 35 35 6 24 30 23 27 21 TERMINAL Unit INVERTER A Unit INVERTER B Unit JACK Unit MAIN Unit R C RECEIVER Unit A B A B ...

Страница 42: ...49 LC 20B2H LC 20B2M A B C D E F G H 1 2 3 4 5 6 28 3 2 3 7 3 3 3 8 25 38 2 2 38 3 8 3 10 3 11 3 17 3 13 3 13 3 18 3 14 3 14 3 2 38 38 34 39 34 2 1 38 3 17 3 12 3 17 3 4 3 16 3 6 3 1 3 5 3 9 3 19 3 15 ...

Страница 43: ...P0912CEZZ Wrapping Paper SPAKX2943CEZZ Buffer Material SSAKH0176CEZZ Protection Bag TLABK0001TAZZ No Label PACKING PARTS NOT REPLACEMENT ITEM 20 QCNW 5856CEZZ J GATE FFC AE 21 QEARZ0053CEZZ J Gascket AB 22 RLCDT0060CEZZ J 20 Display Unit EP 23 XBBSD30P06000 J Screw x6 AA 24 GCOVA2055CEKA J Chassis Frame AS 25 GCOVA2014CEKA J Back Cover AL 26 JBTN 2066CEKA J Power Button AD 27 LHLDW1025TAZZ J Wire ...

Страница 44: ...ING OF THE SET Packing Case Buffer Material Bottom Buffer Material Top Polyethylene Bag Operation Manual Cable Clamp 2 pcs Dry Battery 2 pcs Not Replacement Item AC Adapter AC Cord Antenna Cable Wireless Remote Control No Label ...

Страница 45: ... C 2001 BY SHARP CORPORATION ALL RIGHTS RESERVED No part of this publication may be reproduced stored in a retrieval system or transmitted in any form or by any means electronic mechanical photocopying recording or otherwise without prior written permission of the publisher DJapanPJapan TQ1224 S Oct 2001 Printed in JAPAN NA KY ...

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