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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.

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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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 DESCRIPTION OF SCHEMATIC DIAGRAMS & WAVEFORMS ........................................................ 14

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 SCHEMATIC DIAGRAMS ................................................................................................................... 15

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 PRINTED WIRING BOARD ASSEMBLIES ........................................................................................ 22

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 PARTS LIST ........................................................................................................................................ 27

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 PACKING OF THE SET ...................................................................................................................... 35

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 ..................................................... 120V AC, 60 Hz

POWER RATING .................................................................. 130W

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

MODELS

29FL84M

SERVICE MANUAL

COLOR TELEVISION

Chassis No. GB-3U'

29FL84M

Summary of Contents for 29FL84M

Page 1: ...EMBLIES 22 PARTS LIST 27 PACKING OF THE SET 35 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 120V AC 60 Hz POWER RATING 130W PICTURE SIZE 2 193 5 cm2 339sq inch CONVERGENCE Magnetic SWEEP DEFLECT...

Page 2: ...e 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 receiver Do not...

Page 3: ...s 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 cabinet ...

Page 4: ...VD 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 quickly by using these buttons VOLUME UP DOWN k Increases sound l Decreases sound Changes or selec...

Page 5: ...he 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 ...

Page 6: ...ideo 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 M05 Select the item you wish to adjust 3 Data number selection Press the Vol up or Vol down button to adjust the data ...

Page 7: ...PONENT 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 Input 3E V...

Page 8: ...h 28 1Ch M05 SPECTRAL 0 63 00h 3Fh 23 17h 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 CENTERING 0 63 00 3Fh 36 24h D19 V AGC 0 1 00h 01h 0 00h 00 D20 V POSITION VCOMP 0 7 00h 07h 0 00h 16 9 Format 00 D21 H POSITION VCOMP 0 31 00h 1Fh 15 0Fh 16 9 Format D22 V SIZE VCOMP 0 127 00h 7Fh 52 34h 16 9 Format D23 H SIZE VCOMP 0 63 00h 3Fh 3...

Page 9: ...al 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 component input t...

Page 10: ...ase 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 Horizontal Position ...

Page 11: ...paration 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 widebando SIGNAL 2 Adj for spectral Check the output of the speaker at the maximum vo...

Page 12: ...CHASSIS LAYOUT 29FL84M 12 ...

Page 13: ...BLOCK DIAGRAM 29FL84M 13 ...

Page 14: ... 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 RELAT...

Page 15: ...29FL84M 6 5 4 3 2 1 A B C D E F G H SCHEMATIC DIAGRAM CRT Unit 29FL84M 15 ...

Page 16: ...A B C D E F G H 10 9 8 7 6 5 4 3 2 1 SCHEMATIC DIAGRAM MAIN 1 Unit 29FL84M 16 ...

Page 17: ...17 16 19 18 15 14 13 12 11 10 29FL84M 17 ...

Page 18: ...A B C D E F G H 10 9 8 7 6 5 4 3 2 1 SCHEMATIC DIAGRAM MAIN 1 Unit 29FL84M 18 ...

Page 19: ...17 16 19 18 15 14 13 12 11 10 29FL84M 19 ...

Page 20: ...A B C D E F G H 10 9 8 7 6 5 4 3 2 1 SCHEMATIC DIAGRAM MAIN 1 Unit 29FL84M 20 ...

Page 21: ...17 16 19 18 15 14 13 12 11 10 29FL84M 21 ...

Page 22: ...6 5 4 3 2 1 A B C D E F G H PWB A MAIN Unit Components Side 29FL84M 22 ...

Page 23: ...6 5 4 3 2 1 A B C D E F G H PWB A MAIN Unit Chip Parts Side 29FL84M 23 ...

Page 24: ...1 2 3 4 5 6 7 8 9 10 A B C D E F G H I J PWB C 3 LINE Y C Unit Wiring Side PWB B CRT Unit Wiring Side PWB C 3 LINE Y C Unit Chip Parts Side 29FL84M 24 ...

Page 25: ...ISE130N F X SE130N AF IC751 VHIPQ09RDA1 1 X PQ090RDA1SZ AF IC900 VHICXA2089Q 2Y X CXA2089Q 6T AM IC1403 VHIPQ05RDA1 1 X PQ050RDA1SZ AF IC2001 RH IXA418WJZZQ X TMP88CS38BFG AQ IC2040 VHIKIA7045A 1 X KIA7045AP AC IC2101 VHIBR24L16F 1Y X BR24L16F AE IC3001 VHICXA2194Q 1Y X CXA2194Q AR Q201 VS2SC2735 1EY X 2SC2735 AB Q361 VS2SB709AR 1Y X 2SB709AR AA Q401 VS2SD601AR 1Y X 2SD601AR AA Q402 VS2SB709AR 1Y ...

Page 26: ...ILS Ref No Part No Description Code L301 VP XF8R2K0000Y X Peaking 8 2mH AA L401 VP XF100K0000Y X Peaking 10mH AA L671 RCILZ1005CEZZ X LZ1005CE AE L672 RCILZA058WJZZ X Coil AG U L701 RCILF0345CEZZ X Coil AE U L702 RCILF0345CEZZ X Coil AE L705 RCILP0179CEZZ X Coil AB L728 RCILP0179CEZZ X Coil AB L729 RCILP0179CEZZ X Coil AB L801 VP XF100K0000Y X Peaking 10mH AA L802 VP XF100K0000Y X Peaking 10mH AA ...

Page 27: ...0226CEZZ X 560p 2kV Ceramic AC C729 VCEA0A1HW106M X 10 50V EL AA Ref No Part No Description Code C733 VCKYPA2HB102K X 1000p 500V Ceramic AA C734 VCKYPA2HB471K X 470p 500V Ceramic AA C735 VCKYPA2HB471K X 470p 500V Ceramic AA C736 VCKYCY1HF103ZY X 0 01 50V Ceramic AA C737 VCEA0A1HW226M X 22 50V EL AA C738 VCFPVC3CA102H X 1000p 1250V M Poly AC C739 RC EZ0385CEZZ X 1000 16V EL AC C740 VCEA0A1HW476M X ...

Page 28: ...30 VRS CY1JF000JY X 00 1 16W M Ox AA RJ33 VRS CY1JF000JY X 00 1 16W M Ox AA RJ36 VRS CY1JF000JY X 00 1 16W M Ox AA RJ38 VRS CY1JF000JY X 00 1 16W M Ox AA RJ39 VRS CY1JF000JY X 00 1 16W M Ox AA RJ40 VRS CY1JF000JY X 00 1 16W M Ox AA RJ42 VRS CY1JF000JY X 00 1 16W M Ox AA RJ45 VRS CY1JF000JY X 00 1 16W M Ox AA RJ47 VRS CY1JF000JY X 00 1 16W M Ox AA RJ48 VRS CY1JF000JY X 00 1 16W M Ox AA RJ50 VRS CY1...

Page 29: ...f No Part No Description Code R670 VRS CY1JF000JY X 00 1 16W M Ox AA R684 VRD RA2BE472JY X 4 7k 1 8W Carbon AA R685 VRD RA2BE822JY X 8 2k 1 8W Carbon AA R686 VRD RA2EE332JY X 3 3k 1 4W Carbon AA R687 VRD RA2BE103JY X 10k 1 8W Carbon AA U R688 VRN RL3DB3R3J X 3 3 2W M Film AB R689 VRD RM2HD824JY X 820k 1 2W Carbon AA U R690 VRS RG3LB471J X 470 3 0W M Ox AB R691 VRS CY1JF394JY X 390k 1 16W M Ox AA R...

Page 30: ...de R2001 VRS CY1JF102JY X 1k 1 16W M Ox AA R2004 VRS CY1JF101JY X 100 1 16W M Ox AA R2008 VRS CY1JF102JY X 1k 1 16W M Ox AA R2010 VRS CY1JF102JY X 1k 1 16W M Ox AA R2013 VRS CY1JF682JY X 6 8k 1 16W M Ox AA R2021 VRS CY1JF334JY X 330k 1 16W M Ox AA R2024 VRS CY1JF472JY X 4 7k 1 16W M Ox AA R2025 VRS CY1JF472JY X 4 7k 1 16W M Ox AA R2026 VRS CY1JF472JY X 4 7k 1 16W M Ox AA R2027 VRS CY1JF102JY X 1k ...

Page 31: ...er Diode 15V AB D854 VHD1SS119 1Y X Diode AA D855 VHD1SS119 1Y X Diode AA D862 VHD1SS119 1Y X Diode AA D1502 VHD1SS119 1Y X Diode AA D1503 VHD1SS119 1Y X Diode AA D1506 RH DX0487CEZZY X Diode AC D1507 RH DX0487CEZZY X Diode AC D1510 VHD1SS119 1Y X Diode AA C850 VCFYSB2EB224K X 0 22 250V M Poly AB C851 RC KZ018JCEZZ X 0 01 AC250V Ceramic AB C852 VCEA0A1CW107M X 100 16V EL AA C853 VCFYFA1HA224J X 0 ...

Page 32: ...ILS Ref No Part No Description Code C1444 VCKYCY1HB472KY X 100 35V EL AA C1445 VCKYCY1HF103ZY X 0 01 50V Ceramic AA C1446 VCCCCY1HH181JY X 180p 50V Ceramic AA C1447 VCKYCY1HF103ZY X 0 01 50V Ceramic AA C1448 VCKYCY1CF104ZY X 0 1 16V Ceramic AA C1449 VCKYCY1CF104ZY X 0 1 16V Ceramic AA C1451 VCEA0A1CW107M X 100 16V EL AA C1452 VCKYCY1CF104ZY X 0 1 16V Ceramic AA C1453 VCKYCY1HF103ZY X 0 01 50V Cera...

Page 33: ...SPAKPA125WJZZ X LAMIFOAM AG SPAKXA180WJZZ X PACKING FOAM AS SSAKA0101GJZZ X PLASTIC BAG AB BF 1 CCABAA585WEJ1 X Front Cabinet Ass y BH 1 1 Not Available Front Cabinet 1 2 HBDGB3141CESA X SHARP Badge AF 1 3 GCOVAA282WJKA X LED RC Cover AD 1 4 GCOVHA017WJKZ X Cover AE 1 5 GDORFA027WJKD X Door AH 1 6 MSPRPA012WJFW X Spring Door AB 1 7 HINDPA278WJSA X Indication Plate AD 1 8 JBTN A106WJKD X Button AF ...

Page 34: ...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 29FL84M 34 ...

Page 35: ...ns electronic mechanical photocopying recording or otherwise without prior written permission of the publisher QRC0003 M August 2004 Modify SEMEX J B Design and Production Information Design SEM Production SEMEX SHARP ELECTRONICA MEXICO S A DE C V Quality Reliability Control Center Blvd SHARP No 3510 Parque Industrial Rosarito Playas de Rosarito México B C 22710 29FL84M ...

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