Sharp 28KF-84H Manuel de service

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928KF-84HUpper Corner CorrectionAdjust the Upper Corner Correction so that the picture is centred.The effect of this adjustment is shown in figure 6.•

1028KF-84HColour AdjustmentsThe following adjustments should only be carried out when the CRT, IC850, IC851or IC852 are replaced.G2 and Cut Off Adjust

1128KF-84H2. Follow the procedure below to set the Cut Off2.1 Adjust G2.2.2 Tune a white pattern.2.3 Adjust colour to minimum.2.4 Position colorimeter

1228KF-84H4. Once this data has been set, press the stand-by button to store.5. If another NVM value has to be changed, use the channel down button to

1328KF-84HOn OffOn OffOn OffOn OffOn OffLED FLASHING CODESThis model is not provided with stereo led, so to let “fl

1428KF-84HPage 15F7351N5 Mother Unit PWB. Component side.PRINTED WIRING BOARDS22232425171819202111121314151612345678910YX010 111213 14151617123456 7 8

1528KF-84HPage 1429 3031 323320 21222324 2526 2728171819YX2223242517181920211112131415161234567891016J216J215L320C757R699J212L704(VS)J14L702J19SUBWOOF

1628KF-84HPage 1722232425171819202111121314151612345678910Y19 18 171629 28 27 26 252423 22 21203332 31 30XJ221FB305KD311J218J217J216J215L320KD750R816C

1728KF-84HPage 1622232425171819202111121314151623456789101YX010987654321171615 14 13 1211F7351N5 Mother Unit PWB. Copper side.C717CEBJ220R718D737KR650

1828KF-84HF7269N4 CRT Unit PWBComponent sideR5418REDC1614J16+C1612JF8R5431R5433C5427R5434R5432R5435R5427C888JF3R5438CQ855ER855EQ853CEQ852CR857C854JF6+

128KF-84H PAL I SYSTEM COLOUR TELEVISIONSERVICE MANUALThis document has been published to be used for after sales service only. GA-200 CHASSISIn the

1928KF-84HF7269N4 CRT Unit PWBCopper sideR5418GRBC1614J16+JF8R5431R5433C5427R5434R5432R5435R5427C888JF3R5438Q855CER855ECQ853ECQ852R857C854JF6+C887JF4R

2028KF-84H+J4J95C6058R6041C6061Q6008R6069JF6009C6012C6011R6049JF6010C6069+JF6004FB6049FB6050C6044C6047C6052+J20C6046C6048FB6028J16J14+C6041J3C6122J93R

2128KF-84HFB452N0B Power Switch Unit PWBM6702+C6707(YC)R670614(SWRC)R6704R6705R6703D6401C6706S6706R6701C6701(CC) (FV)C6428L6318(SS)31(HD)R6317R6316L63

2228KF-84HCOMPONENT LOCATION TABLESF7351N5 Mother Unit PWBComponent side          

2328KF-84H                

2428KF-84HF7351N5 Mother Unit PWBCopper side            

2528KF-84H                

2628KF-84H                 

2728KF-84H                  

2828KF-84HFB452N0B Power Switch Unit PWB. Component side.5HI1R ;XP <XP,&  -  -  -  -

228KF-84HUse this page to keep any special servicing information as Technical Report (Bulletin), Technical Information, etc.If only part number chang

2928KF-84HX301VR701C746(G)C701L701R730T702+C713Q703Q702Q701101617TP701D720C728+C733+IC304IC302IC301(S)IC706IC708Q797IC704L501IC501(YB)(YA)X201SF201SF2

3028KF-84H(YC)31X6001IC6003(YB)(YA)IC6002X6002X6003(VI)(K)IC6007IC6006IC6001PWB B- CRT Socket Unit, F7269N4PWB C- TVTextPRO Digital Module Unit, F735

3128KF-84HPWB D- Power Switch Unit, FB452N0BS6701IS INDICATED WITHTHE ACTIVE SECTIONCAUTIONTHE " " SYMBOLBFB452WJN0KB452WJLP6701F670

3228KF-84HWaveform Measurement Condition1. Test Equipment: Digital Oscilloscope; Colour TV Pattern Generator2. Test Conditions: CH-12; Colour Bars; 7

3328KF-84HRed OutputGreen OutputBlue Output54 6Video Output +12V E-W OutputV Switch V Control St-By VpVertical InputInner CorrectionE-W Control 2789

3428KF-84HVb (Horizontal)Vc (Horizontal)Headphone L InputHeadphone R Input Speaker L Input Speaker L OutputSpeaker R Output Speaker R Input E-W Contro

3528KF-84HH Flyback PulseR/C Pulses +400V (Power Supply Voltage)Power Supply Switch Voltage 1I Sense CRTIF Video In Analog Y Out Analog U OutAnalog V

3628KF-84HSDA1 SDA5550 video In SDA5550 6 MHz XtalInputSDA 5550 6MHz Xtal OutputSDA9380 24.576 MHzXtal InputSDA9380 24.576 MHzXtal OutputVSP9402 20.25

3728KF-84H Schematic Diagram of CRT Unit (F7269N4)71 23456IHGFEDCBAN3DATENAMEELECTRONICA ESPANA S.A.BNSHARPGND421QAPPROVEDVERIFIEDMADE96F+12V+12V-

3828KF-84H Schematic Diagram of Mother Board Unit (F7351N5)1IHGFEDCBA234567Page 39Page 403CRDAR5531BMFW43711+5VSTBY-13V-13V+12V+5.5V+150V2+1.8V+3.3VS

328KF-84HELECTRICAL SPECIFICATIONS•White LevelSet brightness control to get total picture tube cathode current of 600 µA under no signal condition.Max

3928KF-84H8 91011 12 13 14IHGFEDCBAPage 38 Schematic Diagram of Mother Board Unit (F7351N5)Page 41CRDARA027WJFW1203+12V+200v+5V+5.5V+5,5V+5,5V1843+15

4028KF-84HPage 411 234 567RQPONMLKJ Schematic Diagram of Mother Board Unit (F7351N5)Page 3823MSP3410G12463-13V8221017+25V9QSOCZ2561CEZZ211+16V151+3.3

4128KF-84HPage 408 91011 12 13 14RQPONMLKJ Schematic Diagram of Mother Board Unit (F7351N5)Page 39UP TO INFO 45632+5VNAME4+5V3MOTHERBOARD1615DATEA-1

4228KF-84H Schematic Diagram of TVTextPRO Digital Module Unit (F7353N3)1IHGFEDCBA234567Page 43455455445657VIDEO_ICFIMSPTUNERNVMSDA1 - SCL1 TO :SDA2

4328KF-84H8 91011 12 13 14IHGFEDCBAPage 42 Schematic Diagram of TVTextPRO Digital Module Unit (F7353N3)SHARPELECTRONICA ESPANA S.A.A-2KITP7 BMN53Di

4428KF-84H1IHGFEDCBA234567123OUT ROUT LGNDGNDCHROMAINLUMA INM67011KEY234RC+5VGNDOUT R321 123CH CH VOL + VOL -GNDOUT L(SS)GN0341(M)GN0360R6701120K1/2WR

4528KF-84HBLOCK DIAGRAMAABBCCDDEE4 43 32 21 1TH 201TUNERSAWSF 201SF 202SAWIFIC 201TDA 9886AV-121 PINSSCARTQ723 Q724 T701SWITCHED MODEPOWER SUPPLYMAIN

4628KF-84H

4728KF-84H

4828KF-84H* XXJF74E and XXKF84H models don’t have a stereo led. Please refer to “LED FLASHING CODES” (Page 13). Test Point

428KF-84HIMPORTANT SERVICING NOTESOnly qualified service personnel are allowed to carry out maintenance and repair of this receiver.Servicing of High

4928KF-84H

5028KF-84H 

5128KF-84H1 FEATURES• 5 V supply voltage• Gain controlled wide-band Vision IntermediateFrequency (VIF) amplifier, AC-coupled• Multistandard true synch

5228KF-84Hhandbook, full pagewidthMHC108DIGITAL VCO CONTROL AFC DETECTORRC VCOVIF-PLLVIF-AGCTUNER AGCSUPPLY SIF AGCAUDIO PROCESSINGAND SWITCHESNARROW-

5328KF-84HSYMBOLPINDESCRIPTION TDA9886TTDA9886TSTDA9885TTDA9885TSTDA9885HNVIF1 1 1 30 VIF differential input 1VIF2 2 2 31 VIF differential input 2n.c.

5428KF-84HMSP3410G (IC303)Block DiagramSource SelectLoud-SCART1SCART2SCART1SCART2SCART4SCART3MONODe-modulatorHeadphoneHeadphoneI2SSoundProcessingspeak

5528KF-84HMSP3410G (IC303)Pin Assignments65666768697071727374757677787980403938373635343332313029282726251 2 3 4 5 6 7 8 9 1011121314151617181920212

5628KF-84HN. Name Function1234567891011121314151617181920-VCC-VCC-VCCOUTBOOTDIODEBOOTNCFEEDCAPFREQUENCYSGN-GNDINST-BY-MUTENC+VCC SIGNVREG+VCC POW-VCC-

5728KF-84HFig.1 Block diagram.handbook, full pagewidthDIFFERENTIALSTAGEMIRRORMIRRORCURRENTSOURCEMIRRORMIRRORTDA6111Q7 Vsupply voltageinput HIGHfeedba

5828KF-84HSDA5550 (IC6001)Block DiagramPin AssignmentsMemoryExtension UnitCoreInterruptControllerCounter 1Counter 0CLUTDAC’sBLANK/CORBRGVHFIFORAM/ROM

528KF-84HCONTROLS & TERMINALS1 2 3 

5928KF-84HSDA9380 (IC6006)Block DiagramVSYNCHSYNCCONTROLPLLCLLHPROTVBLOX1X2VREFCSCLSDATESTCLKIPROTECTIONSTART UPH-OUTV-OUTEW-OUTAVERAGEBEAM LIMITERHDV

6028KF-84HSDA9380 (IC6006)Pin DescriptionPin No. Name Type Description1 CLKI I/TTL Input for external line locked clock *)2X2QReference oscillator out

6128KF-84H*) The external clock mode can not be used with 18.75, 33.75kHz, 35kHz and 38kHz line frequency.36 VREFH IQ Reference voltage37 VBLO Q/TTL V

6228KF-84HPRIMUSVSP 9402AVSP 9432A123456789101112131415161718192021 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 406059585756555453525150494

6328KF-84HVSP9402A (IC6007)Block Diagram13 6I²Cinterface(56)19adr/tdi scl sdaV DAC (54)U DAC (53)Y DAC (52)OFFSETGAIN76279GAINOFFSETOFFSETGAINADC1(2)5

6428KF-84HVSP9402A (IC6007)Pin Description pin 9402/32 9412/42 I/O 9402/32 9412/42 remark52 cvbs1 I CVBS input analog input53 cvbs2 I CVBS input analo

6528KF-84H48 bin2 I B of U in2 analog input38 fbl2 I Fast Blank input 2 (H2) analog input14 v1)I vertical pulse for RGB input6 sda I/O I²C-Bus data13

6628KF-84HVSP9402A (IC6007)Pin Description12 vddp2 S supply voltage for digital 3.3 V pad11 vssp2 S supply voltage for digital 0 V pad25 vddp3 S suppl

6728KF-84H PARTS LISTING REPLACEMENT PARTSReplacement parts which have special safety characteristics are identified inthis manual. Electrical compon

6828KF-84H            

628KF-84HREMOTE CONTROLTV 1. Stand-by button (TV)Video 2. Power button (VCR)TV 3. 0 ~ 9 digit buttons 4. Flash back buttonTeletext 5. GREEN button6. R

6928KF-84H            

7028KF-84H            

7128KF-84H            

7228KF-84H            

7328KF-84H            

7428KF-84H            

7528KF-84H            

7628KF-84H11.11.21.31.41.5 2 3 3            

7728KF-84HSERVICING NOTES1. How to rewrite the data in NVM.The NVM (Non Volatile Memory) is a read/write device aimed to keep the data even in the abs

7828KF-84H2. Packing of the Set & AccessoriesR/C Battery CoverGCOVHA010WJSARemote ControlRRMCG1073BMSABatteriesUBATU0013TAZZFRONTSPAKCA083WJZZCart

728KF-84H01. Horizontal Shift02. East West Width03. Pin Phase04. Pin Amp05. Upper corner correction06. Lower corner correction07. Extreme Corner Corre

7928KF-84HSOURCE OF DOCUMENTATION1. TDA 9886, Philips Data Sheet:TDA9885; TDA9886. I2C-bus controlled single and multistandard alignment-fee IF-PLL de

8028KF-84HPRINTED BY: ON:No part of this publication may be reproduced,stored in a retrieval system, or transmitted in anyfo

828KF-84HThe following geometry adjustments can be carried out. Detailed instructions on how to execute these are given on thefollowing pages: Horizo