Sharp 20PL84 Скачать руководство пользователя страница 23 | Manualshive

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PWB-B: CRT Unit (Wiring Side)

PWB-B: CRT Unit (Chip Parts Side)

20PL84

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Содержание 20PL84

Страница 1: ...ICE MANUAL MODELS POWER INPUT 110 220 V AC 50 60 Hz POWER RATING 72 W PICTURE SIZE 1 194 cm2 185sq inch CONVERGENCE Magnetic SWEEP DEFLECTION Magnetic FOCUS QPF 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 3 0 3 0 W at 10 distortion ELECTRICAL SPECIFICATIONS...

Страница 2: ...ceed 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 is necessary to locate the c...

Страница 3: ...nical insulators and 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 110 220 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 parts and a known earth ground such as electric...

Страница 4: ...s next higher channel Selects next lower channel Moves the mark of the MENU screens MUTE Press Mutes sound Press again Restores sound CLOSED CAPTION appears when sound is muted 1 2 3 4 5 6 7 8 9 0 100 POWER TV DVD VCR MENU MUTE PAUSE FLASHBACK DISPLAY INPUT TV CATV VCR DVD STOP REC REW PLAY FF CH SKIP VOL CH CH VOL ENTER A B C D PERSONAL PREFERENCE CATV TV DVD VCR POWER Press On Press again Off RE...

Страница 5: ...oltmeter reads 21 4 1 5 V 5 Apply external 27 9V DC at TP653 by using an external DC supply TV must be shut off 6 To reset the protector unplug the AC cord and make a short circuit between TP651 and TP652 Now make sure that normal picture appears on the screen 7 If the operation of the horizontal oscillator does not stop in step 5 the circuit must be repaired before the set is returned to the cust...

Страница 6: ... ensure customer controls are in their proper reset position 2 Service item 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 item will vary in increments of one Select the item you wish to adjust 3 Data number selection Press the Vol up or down button to adjust the data number To enter the service mode and exit serv ...

Страница 7: ...R WHITE POINT ADJ MODE W P RED OFFSET HIGH OFFSET BLUE TONE DRI R HI W P GREEN OFFSET HIGH OFFSET BLUE TONE DRI G HI W P BLUE OFFSET HIGH OFFSET BLUE TONE DRI B HI W P RED MH STD DRI R MH W P GREEN MH STD DRI G MH W P BLUE MH STD DRI B MH W P RED OFFSET ML OFFSET RED TONE DRI R ML W P GREEN OFFSET ML OFFSET RED TONE DRI G ML W P BLUE OFFSET ML OFFSET RED TONE DRI B ML W P RED OFFSET LOW DRI R LO W...

Страница 8: ...TCH OFF OSO AUTO COLOUR LIMIT ACL FORCED COLOUR ON FCO VIDEO MUTE AT IDENT LOSS VMI VIDEO MUTE AT PROGRAM SOURCE CHANGE VMC HOTEL MODE HTL GAIN FM DEMODULATOR BTSC CHARGE PUMP CP FM WINDOW SELECTION FMWS SOUND MUTE BIT 0 SM0 SOUND MUTE BIT 1 SM1 IF AGC SPEED BIT 0 AGC0 IF AGC SPEED BIT 1 AGC1 PHI 1 TIME CONSTANT FOR FE FOA FE PHI 1 TIME CONSTANT FOR FE FOB FE PHI 1 TIME CONSTANT FOR AV FOA AV PHI ...

Страница 9: ...FIX must be 27 HTL VOL MAX HOTEL VOLUME 0 63 32 FIX HTL PRG HOTEL PROGRAM NO 0 125 or 125 for none 255 FIX BB CON BLUE BACK CONTRAST 0 15 10 FIX must be 5 RGB OSD GRB REFERENCE 0 15 15 FIX must be 5 CUT R BLACK LEVEL OFFSET R 0 63 32 ADJ CUT G BLACK LEVEL OFFSET G 0 63 32 ADJ CDL CATHODE DRIVE LEVEL 0 15 0 FIX must be 6 DL TV Y D TIME TV YD 0 15 12 FIX must be 2 DL AV Y D TIME AV YD 0 15 12 FIX mu...

Страница 10: ... ON OFF 0 disable or1 enable 0 FIX FAO FIXED AUDIO OUT 0 disable or1 enable 0 FIX VIEW TM VIEW TIMER 0 disable or1 enable 1 FIX must be 1 FRENCH FRENCH LANGUAGE 0 disable or1 enable 0 FIX EZ SETUP EZ SETUP AUTOPRESET 0 AUTOPRESET or 1 FIX 1 EZ SETUP W TEMP WHITE TEMP OR FAVORITE COLOR 0 FC or 1 WT 0 FIX AV AV ENABLED OR DISABLED 0 without ext source or 0 FIX 1 with external source AV2 AV2 ENABLED ...

Страница 11: ... picture is centered 1 Call the V AMP mode 2 Increase or decrease V AMP by Volume key to set overscan of 10 0 typical Adjustment Spec 10 0 range 1 FIXED DATA NO NEED TO ADJUST 1 Call the H CENT mode 2 Increase or decrease H CENT by Volume key to center the picture horizontal 1 2 3 4 5 Focus adjustment 1 Receive the Monoscope Pattern signal 2 Press R C to set Picture NORMAL condition 3 Adjust the f...

Страница 12: ...ne 1 2 and 3 and finally line 5 will be the brighter than line 4 2 1 2 3 are in same black level WHITE BAL ANCE SERV ICE MODE ADJ I2C BUS CONTROL 3 11 600 K X 0 273 Y 0 280 MINOLTA COLOUR ANALYZER CA 100 NOTE Above DATA can be UP DOWN by volume key LOW HIGH 20 1 8cd m2 115cd m2 11 600 K DRI GW DRI GS DATA 5 DRI BW DRI BS DATA 5 1 Receive the Monoscope Pattern signal 2 Press R C to set Picture NORM...

Страница 13: ...6 5 4 3 2 1 A B C D E F G H CHASSIS LAYOUT 20PL84 13 ...

Страница 14: ...6 5 4 3 2 1 A B C D E F G H BLOCK DIAGRAM 1 20PL84 14 ...

Страница 15: ...A B C D E F G H 10 9 8 7 6 5 4 3 2 1 MODEL 20PL84 BLOCK DIAGRAM 20PL84 15 ...

Страница 16: ...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 å AND SHADED COMPONENTS SAFETY RELATED PARTS MARK X RAY RELATED PARTS This circuit diagram is a standard one pri...

Страница 17: ...6 5 4 3 2 1 A B C D E F G H SCHEMATIC DIAGRAM CRT Unit 17 20PL84 ...

Страница 18: ...A B C D E F G H 10 9 8 7 6 5 4 3 2 1 SCHEMATIC DIAGRAM MAIN 1 Unit 20PL84 18 ...

Страница 19: ...17 16 19 18 15 14 13 12 11 10 20PL84 19 ...

Страница 20: ...A B C D E F G H 10 9 8 7 6 5 4 3 2 1 SCHEMATIC DIAGRAM MAIN 1 Unit 20 20PL84 ...

Страница 21: ...6 5 4 3 2 1 A B C D E G H PWB A MAIN Unit Wiring Side PRINTED WIRING BOARD ASSEMBLIES 20PL84 21 ...

Страница 22: ...6 5 4 3 2 1 A B C D E F G H PWB A MAIN Unit Chip Parts Side 20PL84 22 ...

Страница 23: ...6 5 4 3 2 1 A B C D E F G H PWB B CRT Unit Wiring Side PWB B CRT Unit Chip Parts Side 20PL84 23 ...

Страница 24: ...6 5 4 3 2 1 A B C D E F G H PWB E MTS MODULE Unit Chip Parts Side PWB E MTS MODULE Unit Wiring Side 20PL84 24 ...

Страница 25: ...03 VHIBR24C02F1EY X BR24C02F WE2 AE Q201 VS2SC2735 1EY X 2SC2735 AB Q253 VS2SD601AR 1Y X 2SD601AR AA Q254 VS2SD601AR 1Y X 2SD601AR AA Q304 VS2SD601AR 1Y X 2SD601AR AA Q320 VS2SD601AR 1Y X 2SD601AR AA Q401 VS2SD601AR 1Y X 2SD601AR AA Q601 VS2SC3207 1 X 2SC3207 AT AC Q602 VS2SD2586 1E X 2SD2586 AG Q603 VS2SC3198 G 1 X 2SC3198 G AB Q751 VS2SC3198 G 1 X 2SC3198 G AB Q752 VS2SC3198 G 1 X 2SC3198 G AB Q...

Страница 26: ...ylar AB C601 VCQYTA1HM563J X 0 056 50V Mylar AA C602 VCEA0A1HW475M X 4 7 50V EL AA C603 VCEA0A1HW105M X 1 50V EL AA C604 VCEA0A2EW106M X 10 250V EL AC C605 VCKYPA2HB102K X 1000p 500V Ceramic AA C606 VCFPVC2DB474J X 0 47 200V M Poly AC C607 VCFPVC3ZA772H X 7700p 1 5kV M Poly AC C608 VCKYPA2HB102K X 1000p 500V Ceramic AA C610 VCEA0A1CW108M X 1000 16V EL AC C611 VCEA0A1EW476M X 47 25V EL AA C612 VCEA...

Страница 27: ...VRS CY1JF223JY X 22k 1 16W M Ox AA R262 VRS CY1JF560JY X 56 1 16W M Ox AA R263 VRS CY1JF560JY X 56 1 16W M Ox AA R304 VRS CY1JF221JY X 220 1 16W M Ox AA R305 VRS CY1JF274JY X 270k 1 16W M Ox AA R306 VRD RA2BE391JY X 390 1 8W Carbon AA p U R307 VRS CY1JF122JY X 1 2k 1 16W M Ox AA R308 VRD RA2BE103JY X 10k 1 8W Carbon AA R309 VRD RA2BE473JY X 47k 1 8W Carbon AA R311 VRS CY1JF473JY X 47k 1 16W M Ox A...

Страница 28: ...JF332JY X 3 3k 1 16W M Ox AA R1036 VRS CY1JF332JY X 3 3k 1 16W M Ox AA R1037 VRS CY1JF101JY X 100 1 16W M Ox AA R1038 VRS CY1JF101JY X 100 1 16W M Ox AA R1039 VRS CY1JF223JY X 22k 1 16W M Ox AA R1040 VRS CY1JF101JY X 100 1 16W M Ox AA R1041 VRS CY1JF101JY X 100 1 16W M Ox AA R1042 VRD RA2BE471JY X 470 1 8W Carbon AA R1046 VRS CY1JF101JY X 100 1 16W M Ox AA Ref No Part No Description Code R1047 VRS...

Страница 29: ...Y1HF103ZY X 0 01 50V Ceramic AA C3009 VCEA0A1CW227M X 220 16V EL AB C3010 VCE9GA1HW475M X 4 7 50V EL AB C3011 VCEA0A1HW475M X 4 7 50V EL AA C3012 VCE9GA1HW475M X 4 7 50V EL AB C3013 VCKYCY1HB272KY X 2700p 50V Ceramic AA C3014 VCQYTA1HM473J X 0 047 50V Mylar AA C3015 VCEACA1HC335K X 3 3 50V EL AC C3016 VCE9GA1HW475M X 4 7 50V EL AB C3017 VCEACA1CC106K X 10 16V EL AC C3018 VCEA0A1HW105M X 1 50V EL A...

Страница 30: ... B218WJZZ X operation manual AG RUNTK0690CEZZ X ANTENNA ADAPTOR AK TLABM0005GJZZ X Model Label AC TLABN0101GJZZ X Remark label AA TCAUS3000GJZZ X Caution label AA 2 1 1 1 1 2 1 5 1 4 1 3 1 6 Ref No Part No Description Code SPAKCB305WJZZ X Packing case AT SPAKP0102GJZZ X Lamifoam AE SPAKX0124GJZZ X Packing Foam AM SSAKA0101GJZZ X Plastic bag AB 1 CCABAA010WEH4 X Front Cabinet Ass y BE 1 1 Not Avail...

Страница 31: ...R Use 12 staples fix the packing case Use tape to fix top side of pack case Packing Case FRONT Buffer Material Wrapping Paper Polyethylene Bag Operation Manual Infrared R C Unit Batteries MARK Not Replacement Items 20PL84 31 ...

Страница 32: ...ans electronic mechanical photocopying recording or otherwise without prior written permission of the publisher QRC0009 L 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 20PL84 ...

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