Sharp 29FL94 Service Manual Download Page 27 | Manualshive

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29FL94

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Summary of Contents for 29FL94

Page 1: ...GRAMS 15 PRINTED WIRING BOARD ASSEMBLIES 24 PARTS LIST 30 PACKING OF THE SET 39 CONTENTS SPEAKER SIZE 12 x 6 cm oval 2 pcs VOICE COIL IMPEDANCE 8 ohm at 400 Hz ANTENNA INPUT IMPEDANCE VHF UHF 75 ohm Unbalanced TUNING RANGES VHF Channels 2 thru 13 UHF Channels 14 thru 69 CATV Channels 1 thru 125 EIA Channel Plan U S A POWER INPUT 110 220V AC 50 60 Hz POWER RATING 145W PICTURE SIZE 2 193 5 cm2 339sq...

Page 2: ...he high voltage does not exceed the specified value and that it is regulating correctly 5 Do not use a picture tube other than that specified or make unrecommended circuit modifications to the high voltage circuitry 6 When trouble shooting and taking test measurements on a receiver with excessive high voltage avoid being unnecessarily close to the receiver Do not operate the receiver longer than i...

Page 3: ...nt covers or shields isolation resistor capacity networks mechanical insulators etc 3 To be sure that no shock hazard exists check for leakage current in the following manner Plug theAC cord directly into a 110 220 voltAC outlet Do not use an isolation transformer for this test Using two clip leads connect a 1 5k ohm 10 watt resistor paralleled by a 0 15µF capacitor in series with all exposed meta...

Page 4: ...gain Off CATV DVD TV VCR MODE buttons Press TV VCR Signals sent will be for TV and VCR control Press CATV DVD Signals sent will be for cable TV converter and DVD control DISPLAY Press Displays receiving channel for 4 seconds Press again Removes display Temporarily displays receiving channel when in Closed Caption mode INPUT Press Switches to external video INPUT 1 mode Press twice Switches to exte...

Page 5: ... of the horizontal oscillator does not stop in step 5 the circuit must be repaired before the set is returned to the customer HIGH VOLTAGE CHECK High voltage is not adjustable but must be checked to verify that the receiver is operating within safe and efficient design limitations as specified checks should be as follows 1 Connect an accurate high voltage meter between ground and anode of picture ...

Page 6: ... in the video adjustment menu to ensure customer controls are in their proper reset position 2 Service number selection Once in the service mode press the Ch up or Ch down button on the remote controller or at the set The service adjustment number will vary in increments of one from V01 to M20 Select the item you wish to adjust 3 Data number selection Press the Vol up or Vol down button to adjust ...

Page 7: ...T OFF COMPONENT 64 255 00h FFh 64 40h Component Input V47 G CUT OFF COMPONENT 64 255 00h FFh 64 40h Component Input V48 B CUT OFF COMPONENT 64 255 00h FFh 64 40h Component Input V49 G R DRIVE COMPONENT 0 127 00h 7Fh 64 40h Component Input V50 B DRIVE COMPONENT 0 127 00h 7Fh 64 40h Component Input V51 SHARP COMPONENT 0 63 00h 3Fh 44 2Ch Component Input 2C V52 TINT S 0 127 00h 7Fh 62 3Eh Component I...

Page 8: ... 02h 02 M14 BBE L Effect 0 15 00h 0Fh 15 0Fh 0F M15 BBE H Effect 0 15 00h 0Fh 15 0Fh 0F M16 AGC Level 0 7 00h 07h 1 01h 01 M17 BASS Offset 0 31 00h 1Fh 15 0Fh 0F M18 TREBLE Offset 0 31 00h 1Fh 15 0Fh 0F M19 BASS Offset BBE 0 31 00h 1Fh 17 11h 11 M20 TREBLE Offset BBE 0 31 00h 1Fh 16 10h 10 D14 EW CORNER BOTTOM 19 81 13h 51h 50 32h Offset toward D13 32 D15 NOISE DET LEVEL 0 3 00h 03h 0 00h 00 D18 V...

Page 9: ...a good local channel 2 Enter the service mode and select the service adjustment V03 and set to 00 minimum color Record original data code under adjustment V03 before changing V03 does not have to be adjusted if you selected a B W picture or monoscope pattern 3 Alternately adjust the service adjustment data of V09 and V10 until a good grey scale with normal whites is obtained RF Input 4 For compone...

Page 10: ...5mm B AMP Base waveform in step TP47B LEVEL Note Aging for 10 min before adjustment After the adjustment of V center and V size re adjustment for this V line Vertical Phase Adjustment SCREEN FORMAT 4 3 1 Enter the service mode and input data of 00h on D01 2 Adjust D18 data value so that picture is centered SCREEN FORMAT 16 9 3 Input data of 00h on D20 4 Input data of D34 same as D18 data Horizonta...

Page 11: ... 20mVrms Separation Adjustment 1 Input SIGNAL 1 and vary the M04 bus data to get the minimun AC voltage to pin 39 of IC3001 2 Input SIGNAL 2 and vary the M05 bus data to get the minimun AC voltage to pin 39 of IC3001 SIGNAL 1 300Hz 30 modulation Lch only NR ON SIGNAL 2 3kHz 30 modulation Lch only NR ON Note SIGNAL 1 Adj for wideband SIGNAL 2 Adj for spectral Check the output of the speaker at the ...

Page 12: ...12 29FL94 CHASSIS LAYOUT ...

Page 13: ...13 29FL94 BLOCK DIAGRAM ...

Page 14: ... CONDITIONS 1 Photographs taken on a standard gated color bar signal the tint setting adjusted for proper color The wave shapes at the red green and blue cathodes of the picture tube depend on the tint color level and picture control 2 indicates waveform check points See chart waveforms are measured from point indicated to chassis ground WAVEFORMS å AND SHADED COMPONENTS SAFETY RELATED PARTS ç MAR...

Page 15: ...15 29FL94 A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 SCHEMATIC DIAGRAM CRT Unit ...

Page 16: ...16 29FL94 A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 SCHEMATIC DIAGRAM MAIN 1 Unit ...

Page 17: ...17 29FL94 10 11 12 13 14 15 16 17 18 19 ...

Page 18: ...18 29FL94 A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 SCHEMATIC DIAGRAM MAIN 2 Unit ...

Page 19: ...19 29FL94 10 11 12 13 14 15 16 17 18 19 ...

Page 20: ...20 29FL94 A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 SCHEMATIC DIAGRAM 3 LINE Y C Unit ...

Page 21: ...21 29FL94 10 11 12 13 14 15 16 17 18 19 ...

Page 22: ...22 29FL94 A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 SCHEMATIC DIAGRAM AUDIO Unit ...

Page 23: ...23 29FL94 A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 SCHEMATIC DIAGRAM POWER Unit ...

Page 24: ...24 29FL94 A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 PWB A MAIN Unit A side ...

Page 25: ...25 29FL94 10 11 12 13 14 15 16 17 18 19 ...

Page 26: ...26 29FL94 A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 PWB A MAIN Unit B side ...

Page 27: ...27 29FL94 10 11 12 13 14 15 16 17 18 19 ...

Page 28: ...28 29FL94 A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 PWB B CRT Unit Wiring side PWB C 3 LINE Y C Unit Wiring side PWB C 3 LINE Y C Unit Chip Parts side ...

Page 29: ...29 29FL94 A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 PWB G POWER Unit Wiring side PWB S AUDIO Unit Wiring side PWB S AUDIO Unit Chip Parts side ...

Page 30: ...TEA1507P N1 AE å IC702 RH FX0008GEZZ X PC123FY8 AB ç å IC703 VHiSE130N F X SE130N AD IC751 VHiPQ09RDA1 1 X PQ090RDA1SZ AD IC900 VHiCXA2089Q 2Y X CXA2089Q 6T AK IC1403 VHiPQ05RDA1 1 X PQ050RDA1SZ AD IC2001 RH iXA418WJZZQ X TMP88CS38BFG AN IC2040 VHiKiA7045A 1 X KIA7045AP AB IC2101 VHiBR24L16F 1Y X BR24L16F WE2 AC IC3001 VHiCXA2194Q 1Y X CXA2194Q T6 AP TRANSISTORS Q201 VS2SC2735 1EY X 2SC2735 AB Q36...

Page 31: ...CEA0A1CW108M X 1000 16V Electrolytic AB C201 VCKYCY1HB102KY X 1000p 50V Ceramic AA C202 VCKYCY1HB103KY X 0 01 50V Ceramic AA C203 VCKYCY1HB102KY X 1000p 50V Ceramic AA C223 VCKYCY1CF104ZY X 0 1 16V Ceramic AA C224 VCEA0A1HW474M X 0 47 50V Electrolytic AB C225 VCKYCY1CF104ZY X 0 1 16V Ceramic AA C227 VCEA0A1HW106M X 10 50V Electrolytic AB C228 VCKYCY1CF104ZY X 0 1 16V Ceramic AA C229 VCEA0A1CW477M ...

Page 32: ... AA C807 VCKYCY1CF104ZY X 0 1 16V Ceramic AA C808 VCKYCY1CF104ZY X 0 1 16V Ceramic AA C809 VCKYCY1CF104ZY X 0 1 16V Ceramic AA C810 VCEA0A1CW477M X 470 16V Electrolytic AB C812 VCQYTA1HM104J X 0 1 50V Mylar AB C901 VCKYCY1HB103KY X 0 01 50V Ceramic AA C902 VCKYCY1HB103KY X 0 01 50V Ceramic AA C903 VCKYCY1HB681KY X 680p 50V Ceramic AA C904 VCEA0A1HW105M X 1 50V Electrolytic AB C905 VCEA0A1HW105M X ...

Page 33: ...al Oxide AA R410 VRS CY1JF473JY X 47k 1 16W Metal Oxide AA R411 VRS CY1JF102JY X 1k 1 16W Metal Oxide AA R412 VRS CY1JF101JY X 100 1 16W Metal Oxide AA R413 VRS CY1JF101JY X 100 1 16W Metal Oxide AA R422 VRS CY1JF000JY X 0 1 16W Metal Oxide AA R430 VRS CY1JF391JY X 390 1 16W Metal Oxide AA R431 VRS CY1JF331JY X 330 1 16W Metal Oxide AA R432 VRS CY1JF102JY X 1k 1 16W Metal Oxide AA R436 VRS CY1JF00...

Page 34: ...al Oxide AA R908 VRS CY1JF102JY X 1k 1 16W Metal Oxide AA R910 VRD RA2BE102JY X 1k 1 8W Carbon AA R911 VRS CY1JF683JY X 68k 1 16W Metal Oxide AA R912 VRS CY1JF223JY X 22k 1 16W Metal Oxide AA R913 VRS CY1JF332JY X 3 3k 1 16W Metal Oxide AA R914 VRS CY1JF152JY X 1 5k 1 16W Metal Oxide AA R915 VRS CY1JF102JY X 1k 1 16W Metal Oxide AA R916 VRS CY1JF683JY X 68k 1 16W Metal Oxide AA R917 VRS CY1JF332JY...

Page 35: ...S CY1JF101JY X 100 1 16W Metal Oxide AA R3024 VRD RA2BE102JY X 1k 1 8W Carbon AA SWITCHES S2501 QSW KA003WJZZ X Switch POWER AB S2502 QSW KA003WJZZ X Switch MENU AB S2503 QSW KA003WJZZ X Switch VOL DOWN AB S2504 QSW KA003WJZZ X Switch VOL UP AB S2505 QSW KA003WJZZ X Switch CH DOWN AB S2506 QSW KA003WJZZ X Switch CH UP AB BALUNES FB601 RBLN 0047CEZZY X Balun AB FB706 RBLN 0037CEZZY X Balun AB FB200...

Page 36: ...trolytic AB C1417 VCKYCY1CF104ZY X 0 1 16V Ceramic AA C1420 VCCCCY1HH270JY X 27p 50V Ceramic AA C1421 VCCCCY1HH120JY X 12p 50V Ceramic AA C1422 VCCCCY1HH120JY X 12p 50V Ceramic AA C1423 VCCCCY1HH3R0CYX 3p 50V Ceramic AA C1424 VCCCCY1HH270JY X 27p 50V Ceramic AA C1425 VCCCCY1HH100DYX 10p 50V Ceramic AA C1428 VCKYCY1HF103ZY X 0 01 50V Ceramic AA C1435 VCKYCY1HF103ZY X 0 01 50V Ceramic AA C1436 VCKYC...

Page 37: ...X0619GEZZY X Zener Diode 6 2V AB D3502 RH EX0619GEZZY X Zener Diode 6 2V AB CAPACITORS C3501 VCQYTA1HM104J X 0 1 50V Mylar AB C3502 VCFYFA1HA334J X 0 33 50V Mylar AB C3503 VCKYCY1HB822KY X 8200p 50V Ceramic AA C3509 VCEA0A1HW105M X 1 50V Electrolytic AB C3510 VCEA0A1HW105M X 1 50V Electrolytic AB C3511 VCEA0A1HW105M X 1 50V Electrolytic AB C3512 VCEA0A1HW105M X 1 50V Electrolytic AB C3513 VCEA0A1H...

Page 38: ... AC 1 7 MSPRPA012WJFW X Spring AB 1 8 JBTN A106WJKB X Power Button 2 GCABBA153WJKA X REAR Cabinet AZ SPAKCB224WJZZ Packing Case SPAKP0109GJZZ Wrapping Paper SPAKXA180WJZZ Buffer Material SSAKA0101GJZZ Polyethylene Bag RRMCGA108WJSA X Infrared R C AT TiNS B123WJZZ X Instruction Book AE UBATU0247AJZZ X Battery SUPPLIED ACCESSORIES SP1 VSP1206PB708A X Speaker L AG SP2 VSP1206PB708A X Speaker R AG QCN...

Page 39: ...Case MARK Not replacement items FRONT Buffer Material Polyethylene Sheet Polyethylene Bag Operation Manual Infrared R C Unit Batteries REAR Use tape to fix the top side of packing case Use 12 staples to fix the bottom side of packing case ...

Page 40: ...tted in any form or by any means electronic mechanical photocopying recording or otherwise without prior written permission of the publisher SHARP CORPORATION AV Systems Group Quality Reliability Control Center Yaita Tochigi 329 2193 Japan TQ1717 S Mar 2004 Printed in Japan MY DS Design and Production Information Design JAPAN Production SEMEX SEMEX ...

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