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29FL90

SHARP CORPORATION

This document has been published to be used for after
sales service only.
The contents are subject to change without notice.

In the interests of user-safety (Required by safety regulations in some countries ) the set should be restored to its
original condition and only parts identical to those specified should be used.

COLOR TELEVISION

Chassis No. MS-B

Page

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 ELECTRICAL SPECIFICATIONS ......................................................................................................... 1

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 IMPORTANT SERVICE SAFETY PRECAUTION ................................................................................. 2

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 LOCATION OF USER'S CONTROL ..................................................................................................... 4

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 INSTALLATION AND SERVICE INSTRUCTIONS ................................................................................ 5

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 SERVICE ADJUSTMENT ..................................................................................................................... 9

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 CHASSIS LAYOUT ............................................................................................................................. 12

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 BLOCK DIAGRAM .............................................................................................................................. 13

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 SCHEMATIC DIAGRAMS ................................................................................................................... 14

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 PRINTED WIRING BOARD ASSEMBLIES ........................................................................................ 25

»

 REPLACEMENT PARTS LIST ............................................................................................................ 30

»

 PACKING OF THE SET ...................................................................................................................... 41

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

POWER INPUT ..................................................... 120V AC, 60 Hz

POWER RATING .................................................................. 152W

PICTURE SIZE ....................................... 2,193.5 cm

(339sq inch)

CONVERGENCE ............................................................. Magnetic

SWEEP DEFLECTION .................................................... Magnetic

FOCUS ............................................... Hi-Bi-Potential Electrostatic

INTERMEDIATE FREQUENCIES

Picture IF Carrier Frequency ..................................... 45.75 MHz

Sound IF Carrier Frequency ...................................... 41.25 MHz

Color Sub-Carrier Frequency .................................... 42.17 MHz

 (Nominal)

AUDIO POWER

OUTPUT RATING .............. 5.0W + 5.0W (at 10% distortion and

Dual CH Operate)

Specifications are subject to change without
prior notice.

ELECTRICAL SPECIFICATIONS

MODEL

SERVICE MANUAL

29FL90

S92P229FL90//

Summary of Contents for 29fl90

Page 1: ...D WIRING BOARD ASSEMBLIES 25 REPLACEMENT PARTS LIST 30 PACKING OF THE SET 41 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 POWER INPUT 120V AC 60 Hz POWER RATING 152W PICTURE SIZE 2 193 5 cm2 339sq inch CONVERGENCE Magnetic SWEEP ...

Page 2: ...gh voltage with a meter to be certain that the 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 receiv...

Page 3: ...ent 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 the AC cord directly into a 120 volt AC 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 metal...

Page 4: ... TV CATV VCR DVD STOP REC REW PLAY FF CH SKIP VOL CH CH VOL ENTER A B C D PERSONAL PREFERENCE DVD VCR CATV TV DVD VCR POWER Press On Press again Off REMOTE KEYPAD Accesses any channel from keypad FLASHBACK Returns to previous channel PERSONAL PREFERENCE With the Personal Preference buttons you can program your favorite programs by using the 4 categories A B C and D The channels can be accessed qui...

Page 5: ...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 tube 2 O...

Page 6: ...n 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 P08 Select the item you wish to adjust 3 Data number selection Press the Vol up or Vol down button to adjust...

Page 7: ... 3Fh Must be set to 31 V32 Y DL 2 02h 0 7 00h 07h Must be set to 02 V33 Y DL INPUT 1 01h 0 7 00h 07h Must be set to 01 V34 VSM GAIN 7 07h 0 7 00h 07h Must be set to 07 V35 N COMB 1 01h 0 1 Must be set to 01 V36 BPF TOF INPUT 0 00h 0 1 Must be set to 01 V37 CORING 0 00h 0 1 Must be set to 00 V38 VSM PHASE 0 00h 0 1 Must be set to 00 V39 COLOR γ 0 00h 0 1 Must be set to 01 V40 SHARP INPUT 20 14h 0 6...

Page 8: ...N3 15 0Fh 0 255 00h FFh Must be set to 0F M01 INPUT LEVEL 9 09h 0 15 00h 0Fh Must be set to 09 M02 MTS VCO 36 24h 0 63 00h 3Fh M03 FILTER 31 1Fh 0 63 00h 3Fh M04 WIDEBAND 24 18h 0 63 00h 3Fh M05 SPECTRAL 16 10h 0 63 00h 3Fh NECESSARY UNNECESSARY ADJUSTMENT PART REPLACED IC2001 IC201 X Data is stored in IC2102 or IC2101 The adjustment is needed to compensate for characteristics of parts including I...

Page 9: ...tain normal brightness range White Balance Adjustment 1 Receive 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 ...

Page 10: ...nt Horizontal 1 Receive a good local channel 2 Enter the service mode and select the service adjustment EX2 3 A black text box appears on the screen see Figure B below 4 Adjust EX2 data value so that text box is positioned in the center of the screen Horizontal Size Adjustment 1 Receive a good local channel 2 Enter the service mode and select the service adjustment D04 for H size 3 Adjust the D04 ...

Page 11: ...94 0 75kHz Filter Adjustment 1 Feed the following stereo pilot signal to pin 14 of IC3001 Stereo pilot signal 9 4kHz 600mVrms 2 Enter the service mode and select the service adjustment M03 3 Adjust the data until OK appears in position on the screen Make sure the OK is displayed almost at the center of the data range Separation Adjustment 1 Input SIGNAL 1 and vary the M04 bus data to get the minim...

Page 12: ...12 29FL90 6 5 4 3 2 1 A B C D E F G H CHASSIS LAYOUT ...

Page 13: ...13 29FL90 6 5 4 3 2 1 A B C D E F G H BLOCK DIAGRAM ...

Page 14: ...S 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 MARK X RAY RE...

Page 15: ...15 29FL90 6 5 4 3 2 1 A B C D E F G H SCHEMATIC DIAGRAM CRT Unit ...

Page 16: ...16 17 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 A B C D E F G H I J SCHEMATIC DIAGRAM MAIN 1 Unit ...

Page 17: ...1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 A B C D E F G H I J SCHEMATIC DIAGRAM MAIN 2 Unit 18 19 ...

Page 18: ...1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 A B C D E F G H I J SCHEMATIC DIAGRAM AV Unit 20 21 ...

Page 19: ...1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 A B C D E F G H I J SCHEMATIC DIAGRAM MTS MODULE Unit 22 23 ...

Page 20: ...24 29FL90 6 5 4 3 2 1 A B C D E F G H SCHEMATIC DIAGRAM DF MODULE Unit ...

Page 21: ...T Unit Wiring Side PWB S MTS MODULE Unit Chip Parts Side PRINTED WIRING BOARD ASSEMBLIES R3534 R3533 RJ8 IC3501 R2532 R3501 R2531 C3515 RJ6 R3503 RJ1 RJ9 R3502 C3302 RJ7 FDC2 IC3301 R3301 RJ10 R3003 C3002 C3036 C3035 R3004 IC3001 R3011 R3012 C3008 R3005 FDC1 C3013 R3007 R3008 R3010 ...

Page 22: ...26 29FL90 6 5 4 3 2 1 A B C D E F G H PWB A MAIN Unit Wiring Side ...

Page 23: ... R2009 R2029 R2007 FDC3 R2503 C937 R2504 R989 R370 R366 R371 C373 Q361 R372 Q2211 RJ78 R2212 R2213 C2202 R364 R2211 R361 R365 Q2201 R2201 RJ66 R2041 R775 R774 R779 R747 R746 R772 R769 R745 R744 R752 R766 R767 D752 Q752 R768 RJ80 RJ86 RJ99 C475 R478 C473 R481 R479 Q473 C484 Q472 R669 R475 R477 R480 RJ31 C601 R693 R602 R612 RJ35 R419 R819 RJ34 Q603 R820 R418 RJ93 Q410 R821 C553 C618 R699 R417 R551 C...

Page 24: ...5 R1403 RJ21 C1470 Q1409 R1420 C1473 R1401 Q1406 R1404 C1950 C1428 Q1907 FDC2 RJ17 R1958 C1927 C1929 IC1900 C1903 C1906 C1908 R1937 R1938 R1935 R1936 C1916 RJ23 C1914 R1900 C1921 R1930 R1942 R1946 R1944 R1941 R1943 RJ18 C1915 R1945 R1948 R1932 RJ13 C1951 FDC1 RJ22 C1900 C1901 Q1909 RJ10 R1956 R1965 RJ19 RJ14 RJ15 C1922 R1966 R1424 R1426 R1425 Q1405 R1423 R1427 R1406 C1429 R1422 RJ20 Q1401 C1420 R1...

Page 25: ...29 29FL90 6 5 4 3 2 1 A B C D E F G H PWB H DF MODULE Unit Wiring Side ...

Page 26: ...er AX or VTUENV56DAiG3 INTEGRATED CIRCUITS å IC201 RH iX3395CEN2 J TB1252CN AY å IC361 VHiAN5277 1 J AN5277 AN å IC501 VHiTA8427K 1 J TA8427K AL å IC701 VHiTEA1507 1 J TEA1507P N1 AL å IC702 RH FX0008GEZZ J PC123FY8 AE å IC703 VHiSE120N 1 J SE120N AG IC751 VHiSTV8164 1 J I C AL IC2001 RH iXA192WJZZQ X TMPA8700CSF AV IC2040 VHiKiA7045A 1 J KiA7045AP AD or VHiKiA7045P 1 IC2102 VHiBR2416E2 1 J BR24C1...

Page 27: ...K0000 J Peaking 1 2µH AB L203 VP DF100K0000 J Peaking 10µH AB L401 VP XF100K0000 X Peaking 10µH AB L671 RCiLZ1005CEZZ J Coil AH å L701 RCiLF0313CEZZ J Coil AH or RCiLF0273CEZZ or RCiLF0345CEZZ å L702 RCiLF0313CEZZ J Coil AH or RCiLF0273PEZZ L705 RCiLP0179CEZZ J Coil AD L729 RCiLP0179CEZZ J Coil AD L801 VP DF100K0000 J Peaking 10µH AB L802 VP DF6R8K0000 X Peaking 6 8µH AB L2040 RCiLB0159CEZZ J Osci...

Page 28: ...0V Ceramic AB C722 VCQYTA1HM104J J 0 1 50V Mylar AB å C723 RC EZ0724CEZZ J 330 160V EL AG or RC EZ1171CEZZ å C725 RC EZ0810CEZZ J 330 160V EL AH C726 VCKYPH3DB561K J 560p 2kV Ceramic AC C727 VCKYPH3DB561K J 560p 2kV Ceramic AC C730 VCEA4A1VN108M X 1000 35V EL AC C731 RC EZ0385CEZZ X 3300 16V EL AB or RC EZ1226CEZZ C732 VCKYPA2HB102K J 1000p 500V Ceramic AA C735 VCEA0A1CW106M J 10 16V EL AB C736 VC...

Page 29: ...2k 1 8W Carbon AA R371 VRS CY1JF102J J 1k 1 16W M Ox AA R372 VRS CY1JF223J J 22k 1 16W M Ox AA R415 VRS CY1JF101J J 100 1 16W M Ox AA R430 VRD RA2BE331J X 330 1 8W Carbon AA R431 VRS CY1JF331J J 330 1 16W M Ox AA R432 VRS CY1JF102J J 1k 1 16W M Ox AA R440 VRS CY1JF000J J 0 1 16W M Ox AA R453 VRS CY1JF103J J 10k 1 16W M Ox AA R454 VRD RA2BE101J X 100 1 8W Carbon AE R459 VRS CY1JF102J J 1k 1 16W M O...

Page 30: ...816 VRS CY1JF272J J 2 7k 1 16W M Ox AA R817 VRS CY1JF272J J 2 7k 1 16W M Ox AA R818 VRS CY1JF272J J 2 7k 1 16W M Ox AA R819 VRS CY1JF101J J 100 1 16W M Ox AA R820 VRS CY1JF101J J 100 1 16W M Ox AA R821 VRS CY1JF101J J 100 1 16W M Ox AA R822 VRD RA2BE101J X 100 1 8W Carbon AE R830 VRD RA2BE102J X 1k 1 8W Carbon AE R901 VRS CY1JF104J J 100k 1 16W M Ox AA R902 VRS CY1JF104J J 100k 1 16W M Ox AA R903 ...

Page 31: ...SW K0003AJZZ J CH Up AB or QSW K0079GEZZ or QSW K0202PEZZ MISCELLANEOUS PARTS å RY701 RRLYJ0081CEZZ J Relay AL or RRLYJ0094CEZZ å F701 QFS B4023CEZZ J Fuse 4A AC125V AC FB601 RBLN 0037CEZZ J Ferrite Bead AB FB671 RBLN 0037CEZZ J Ferrite Bead AB FB702 RBLN 0020CEZZ J Ferrite Bead AB FB706 RBLN 0037CEZZ J Ferrite Bead AB FB707 RBLN 0037CEZZ J Ferrite Bead AB FH701 QFSHD1013CEZZ J Fuse Holder AC FH70...

Page 32: ...VHD1SS119 1 J Diode AA D855 VHD1SS119 1 J Diode AA D860 VHD1SS119 1 J Diode AA D865 RH EX0633GEZZ X Zener Diode 10V AE D866 RH EX0633GEZZ X Zener Diode 10V AE D867 RH EX0633GEZZ X Zener Diode 10V AE D1502 VHD1SS119 1 J Diode AA D1503 VHD1SS119 1 J Diode AA D1506 RH DX0487CEZZ J Diode AC D1507 RH DX0487CEZZ J Diode AC D1510 VHD1SS119 1 J Diode AA CAPACITORS EL Electrolytic C850 VCFYSB2EB823J J 0 08...

Page 33: ... VCCCCY1HH100D J 10p 50V Ceramic AA C1474 VCCCCY1HH150J X 15p 50V Ceramic AA C1900 VCKYCY1HB681K X 680p 50V Ceramic AB C1901 VCKYCY1HB681K X 680p 50V Ceramic AB C1903 VCKYCY1HB681K X 680p 50V Ceramic AB C1904 VCEA0A1HW105M J 1 50V EL AB C1905 VCEA0A1HW105M J 1 50V EL AB C1906 VCKYCY1HB681K X 680p 50V Ceramic AB C1907 VCEA0A1HW105M J 1 50V EL AB C1908 VCKYCY1HF103Z J 0 01 50V Ceramic AA C1909 VCEA0...

Page 34: ... CY1JF821J J 820 1 16W M Ox AA R1466 VRS CY1JF123J J 12k 1 16W M Ox AA R1467 VRS CY1JF822J J 8 2k 1 16W M Ox AA R1900 VRS CY1JF101J J 100 1 16W M Ox AA R1930 VRS CY1JF223J J 22k 1 16W M Ox AA R1932 VRS CY1JF223J J 22k 1 16W M Ox AA R1935 VRS CY1JF101J J 100 1 16W M Ox AA R1936 VRS CY1JF223J J 22k 1 16W M Ox AA R1937 VRS CY1JF101J J 100 1 16W M Ox AA R1938 VRS CY1JF223J J 22k 1 16W M Ox AA R1941 VR...

Page 35: ...YCY1HB272K J 2700p 50V Ceramic AA C3014 VCQYTA1HM473J J 0 047 50V Mylar AB C3015 VCEACA1HC335K X 3 3 50V EL AF C3016 VCE9GA1HW475M J 4 7 50V EL _ N P AB C3017 VCEACA1CC106K X 10 16V EL AF C3018 VCEA0A1HW105M J 1 50V EL AB C3029 VCQYTA1HM682J J 6800p 50V Mylar AB C3030 VCQYTA1HM682J J 6800p 50V Mylar AB C3031 VCQYTA1HM473J J 0 047 50V Mylar AB C3032 VCQYTA1HM473J J 0 047 50V Mylar AB RESISTORS M Ox...

Page 36: ...rd SP AC TCAUH3048GJZZ X Caution Card AB TLABM0003GJZZ X Model Label AB XTASD30P12000 J Screw x4 AA XTASD40P12000 J Screw x8 AA XTASD40P20000 J Screw x6 AA SUPPLIED ACCESSORIES PACKING PARTS NOT REPLACEMENT ITEM SPAKCA233WJZZ Packing Case SPAKP0109GJZZ Wrapping Paper SPAKX0132GJZZ Buffer Material SSAKA0101GJZZ Polyethylene Bag TLABZA145WJZZ Carton Label TiNS A309WJZZ X Operation Manual AH RRMCGA03...

Page 37: ...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 38: ... retrieval system or transmitted 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 D SEM P SEMEX TQ1382 S Sep 2002 Printed in Japan MI KD ...

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