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21XF50

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Содержание 21XF30

Страница 1: ...this receiver is partially hot Use an isolation transformer between the line cord plug and power receptacle when servicing this chassis To prevent electric shock do not remove cover No user serviceable parts inside Refer servicing to qualified service personnel SPECIFICATIONS 2 IMPORTANT SERVICE NOTES 2 ADJUSTMENT PRECAUTIONS 3 MEMORY MAP 13 HOTEL MODE APPLICATION 19 TROUBLE SHOOTING TABLE 20 SOLI...

Страница 2: ...ube of the same type number for continued safety 3 Do not lift picture tube by the neck 4 Handle the picture tube only when wearing shatterproof goggles and after discharging the high voltage completely X RAY This receiver is designed so that any X Ray radiation is kept to an absolute Minimum Since certain malfunctions or servicing may produce potentially hazardous radiation with prolonged exposur...

Страница 3: ...ith memory map UAF Series type RH iX3411CEN5 Attachment 4 Trouble indications If the set is interrupted by IIC bus line error the following indicators work to identify a spot in trouble LED RED flashing Flashing time Part s Ref No Remarks 2 IC1003 EEP ROM 3 IC801 TV PROCESSOR 4 IC401 AV SWITCH 5 IC305 SOUND PROCESSOR 6 IC2300 NICAM A2 DECODER 8 TU201 TUNER SERVICE MODE 1 In the Service Mode Key is...

Страница 4: ...me for N358 AV DL 3A Y Delay time for N443 AV DL 4A Y Delay time for B W AV DL AV OFFSET ADJ MODE Sound system M S M Sound system DK S DK Sound system I S I Sound system BG S BG Playback SECAM P SECAM FE RF NTSC 3 58 F N358 FE RF NTSC 4 43 F N443 FE RF SECAM F SECAM Video Mute at Ident loss VMI Video Mute at program source Change VMC Hotel mode HTL Reduced FM demodulator Gain for BTSC sig BTSC Num...

Страница 5: ...RS 0 63 32 FIX White point Green Standard white temp DRI GS 0 63 32 ADJ White point Blue Standard white temp DRI BS 0 63 32 ADJ White point Red Cold white temp DRI RC 0 63 25 FIX White point Green Cold white temp DRI GC 0 63 32 ADJ DRI GS 7 DATA White point Blue Cold white temp DRI BC 0 63 32 ADJ DRI BS DATA White point Red Warm white temp DRI RW 0 63 32 FIX White point Green Warm white temp DRI G...

Страница 6: ...anguage MAL 0 DISABLE 1 ENABLE 1 0 FIX Chinese language CHI 0 DISABLE 1 ENABLE 1 0 FIX French language FRE 0 DISABLE 1 ENABLE 1 0 FIX Russian language RUS 0 DISABLE 1 ENABLE 1 0 FIX NOTE Please set the EEPROM initial data according to the value in parenthesis before adjustment Fixed data please do not change without specific instruction 1 Please refer the following table 2 After Adjust SUB COL Lev...

Страница 7: ...5 M 31 471 25 M 32 477 25 M 33 693 25 M 34 885 25 M 35 112 25 B G 36 168 25 B G 37 38 294 25 B G 39 463 25 B G 40 41 647 25 B G 42 663 25 B G 43 679 25 B G 44 174 95 B G 45 175 55 B G MCL2 CH NO Fv MHz SOUND SYS 61 193 25 M 62 217 25 M 63 471 25 M 64 693 25 M 65 112 25 B G 66 168 25 B G 67 294 25 B G 68 463 25 B G 69 174 95 B G 70 175 55 B G INITIAL SETTING In service mode after execute select POS...

Страница 8: ... no noise 5 Turn up the input signal to 90 95 dBµV to be sure that there is no cross modulation beat 2 Fig 3 Fig 1 Fig 2 Note For the 50 ohm signal strength gauge when not us ing 50 75 impedance adapter s i g n a l s t r e n g t h i s 54 1dB µ V 75 ohm open in stead of 56 1dB µ V 75 ohm open Precaution The loss of using impedance adapter E 9 CH P C 10k 100k 1n60 75ohm IF OUT 1 5 0 8dB 1000p 1000p ...

Страница 9: ...n Signal colour screen cleared GREEN ONLY BLUE ONLY RED ONLY a b A B A 30mm 30mm B A B A B Rank A on the right of the CRT Rank A on the left of the CRT CONVERGENCE ADJUSTMENT No Adjusting point Adjusting procedure conditions Waveform and others CONVERGENC ADJ To be done after the purity adjustment 1 Receive the Crosshatch Pattern signal 2 Using the remote controller call NORMAL mode Static converg...

Страница 10: ...nditions Waveform and others V LINEARITY I2C BUS CONTROL V CENTER I2C BUS CON TROL V AMP I2C BUS CONTROL H CENTER I2C BUS CONTROL S CORRECTION I2C BUS CON TROL 1 Receive Monoscope Pattern Signal 2 Call the V LIN mode 3 Increase or decrease V LIN by Volume key till the horizontal line in the center of monoscope is just at the position where the blanking starts 1 Call the V CENT mode 2 Increase or d...

Страница 11: ...nt Adjusting procedure conditions Waveform and others VIDEO AND AUDIO OUTPUT CHECK 1 Receive the PAL Color Bar signal 100 White Color Bar Sound 400 Hz 100 Mod 2 Terminate the Video output with a 75 ohm imped ance Make sure the output is as specified 1 0 Vp p 3 dB 3 Terminate the Audio output with a 10k ohm im pedance Make sure the output is as specified 1 76 Vp p 3 dB 1 VIDEO AND AUDIO INPUT CHECK...

Страница 12: ...AND AUDIO Continued No Adjusting point Adjusting procedure conditions Waveform and others Colour system 1 Receive the PAL COLOUR BAR signal press the COLOUR SYSTEM key to select modes except PAL check the COL OUR is not working properly Then select the PAL mode Check again its colour so that it is working properly 2 Receive SECAM COLOUR BAR signal press COLOUR SYSTEM key to select modes except SEC...

Страница 13: ... DELAY AV N443 0C 00 0F Y DELAY AV BW 0C 00 0F COLOUR OFFSET PAL 08 00 0F COLOUR OFFSET SECAM 08 00 0F COLOUR OFFSET N358 04 00 0F COLOUR OFFSET N443 04 00 0F SHARPNESS OFFSET PAL 08 00 0F SUB VOLUME 3C 00 3C SUB CONTRAST 3F 00 3F SUB COLOUR 20 00 3F SUB BRIGHTNESS 20 00 3F SUB TINT 20 00 3F SUB SHARPNESS 20 00 3F HTL VOLUME 1E 00 3C HTL PROGRAM NUMBER FF 00 FF DRIVE R STANDARD 20 00 3F DRIVE G ST...

Страница 14: ...IP 3 SKIP 4 SKIP 5 SKIP 6 SKIP 7 80 00 FF 94 SKIP 8 SKIP 9 SKIP 10 SKIP 11 SKIP 12 SKIP 13 SKIP 14 SKIP 15 00 00 FF 95 SKIP 16 SKIP 17 SKIP 18 SKIP 19 SKIP 20 SKIP 21 SKIP 22 SKIP 23 00 00 FF 96 SKIP 24 SKIP 25 SKIP 26 SKIP 27 SKIP 28 SKIP 29 SKIP 30 SKIP 31 00 00 FF 97 SKIP 32 SKIP 33 SKIP 34 SKIP 35 SKIP 36 SKIP 37 SKIP 38 SKIP 39 00 00 FF 98 SKIP 40 SKIP 41 SKIP 42 SKIP 43 SKIP 44 SKIP 45 SKIP ...

Страница 15: ... 3 NIC_MA 8 NIC_MA 9 NIC_MA 10 NIC_MA 11 NIC_MA 16 NIC_MA 17 NIC_MA 18 NIC_MA 19 NIC_MA 24 NIC_MA 25 NIC_MA 26 NIC_MA 27 NIC_MA 32 NIC_MA 33 NIC_MA 34 NIC_MA 35 NIC_MA 40 NIC_MA 41 NIC_MA 42 NIC_MA 43 NIC_MA 48 NIC_MA 49 NIC_MA 50 NIC_MA 51 NIC_MA 56 NIC_MA 57 NIC_MA 58 NIC_MA 59 NIC_MA 64 NIC_MA 65 NIC_MA 66 NIC_MA 67 NIC_MA 72 NIC_MA 73 NIC_MA 74 NIC_MA 75 NIC_MA 80 NIC_MA 81 NIC_MA 82 NIC_MA 83...

Страница 16: ...V FINAL LAST INITIAL DEFAULT RANGE WRITE CPU CHECK DATA CHECK TYPE CHECK DATA CHECK TYPE SETTING DATA REMARK MEMORY MAP Continued MODEL MODEL LETTER NO LETTER NO POS 34 POS 35 POS 36 POS 37 POS 38 POS 39 POS 40 POS 41 POS 42 POS 43 POS 44 POS 45 POS 46 POS 47 POS 48 POS 49 POS 50 POS 51 POS 52 POS 53 POS 54 POS 55 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 TUNING FREQUANCY HIGH...

Страница 17: ... CHASSIS DEFAULT RANGE WRITE CPU CHECK DATA CHECK TYPE CTV FINAL LAST INITIAL CHECK DATA CHECK TYPE SETTING DATA REMARK MEMORY MAP Continued POS 77 POS 78 POS 79 POS 80 POS 81 POS 82 POS 83 POS 84 POS 85 POS 86 POS 87 POS 88 POS 89 POS 90 POS 91 POS 92 POS 93 POS 94 POS 95 POS 96 POS 97 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 MODEL MODEL LETTER NO LETTER NO auto C SYS TUN...

Страница 18: ...LT BRIGHTNESS G DEFAULT TINT G DEFAULT SHARPNESS G DEFAULT WHITE TEMP G DEFAULT COLOUR G DEFAULT BASS G DEFAULT TREBLE G DEFAULT SURR ON G DEFAULT SPAT ON G ADDRESS DATA MICON EEPROM HEX D7 D6 D5 D4 D3 D2 D1 D0 DEFAULT RANGE EEPROM CHASSIS CTV FINAL LAST INITIAL WRITE CPU CHECK DATA CHECK TYPE CHECK DATA CHECK TYPE SETTING DATA REMARK 00 3C 00 3C 00 3C 00 02 00 3C 00 02 00 3C 00 3C 00 3C 00 3C 00 ...

Страница 19: ... or more and the Hotel Mode will be made active e Key in the four digits password starting with number 1 3 7 9 then the hotel mode will be enable you can switch on off the hotel mode by using R C volume up down key We recommend Before set the hotel mode it is better to choose ch 1 set s vol level Up to 75 full scale After set hotel mode starting channel will be always ch 1 maximum sound level out ...

Страница 20: ...D Does noise signal appear at pins 3 and 22 of IC305 NO SOUND No snow noise Does noise or signal appear at pin 40 of IC801 Noise increases but no signal is received Check the tuner supply voltage LB and HB must be approx 5V BT must be approx 32V and CH preset data check Check the tuner AGC at TP201 Does noise or signal appear at pin 38 of IC801 Check IC801 and its related circuit Check IC401 and r...

Страница 21: ...ABLE Continued NO SPECIFIC COLOUR Is some colour produced in B W broadcast reception Is the white balance properly adjusted Readjust the white balance The picture colour is yellow The picture colour is magenta The picture colour is cyan Check Q870 Q885 and their adjacent circuits Check Q871 Q883 and their adjacent circuits Check Q872 Q887 and their adjacent circuits Check IC801 and bias control ci...

Страница 22: ...ECTOR EMITTER 1 2 3 KA7808 KA7805 1 2 3 ANODE RED CATHODE COMMON ANODE GREEN 1 3 SE120N STRF6654 PX0423CE 2SD2634 1 2 3 TF321S ZR BG COLLECTOR COLLECTOR BASE EMITTER 2SC2735 JC COLLECTOR BASE EMITTER BASE EMITTER 1 3 1 5 TA48M033 LA7841 iX3411CEN5 64 33 1 32 24 13 1 12 AN5891 28 15 1 14 M52797 SOLID STATE DEVICE BASE DIAGRAM SIDE VIEW TOP VIEW ...

Страница 23: ...23 21XF30 21XF50 23 1 23 2 M E M O ...

Страница 24: ...24 21XF30 21XF50 CHASSIS LAYOUT 21XF30 ...

Страница 25: ...25 21XF30 21XF50 CHASSIS LAYOUT 21XF50 ...

Страница 26: ...26 21XF30 21XF50 BLOCK DIAGRAMS MAIN 1 UNIT 21XF30 ...

Страница 27: ...27 21XF30 21XF50 ...

Страница 28: ...28 21XF30 21XF50 MAIN 1 UNIT 21XF50 ...

Страница 29: ...29 21XF30 21XF50 ...

Страница 30: ...30 21XF30 21XF50 CRT UNIT 21XF30 CRT UNIT 21XF50 NICAM A2 UNIT 21XF50 MONO BILLINGUAL UNIT 21XF30 ...

Страница 31: ...0 ohms M Mega ohm 2 All resistors are 1 16 watt unless otherwise noted 3 All capacitors are µF unless otherwise noted P µµF VOLTAGE MEASUREMENT CONDITIONS 1 Voltages in parenthesis measured with no signal 2 Voltages without parenthesis measured with 3mV B W or Col our signal 3 All the voltages in each point are measured with VTVM WAVEFORM MEASUREMENT CONDITIONS 1 The colour bar generator signal of...

Страница 32: ...32 21XF30 21XF50 A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 SCHEMATIC DIAGRAM MAIN UNIT 1 21XF30 ...

Страница 33: ...33 21XF30 21XF50 10 11 12 13 14 15 16 17 18 19 ...

Страница 34: ...34 21XF30 21XF50 A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 MAIN UNIT 1 21XF50 ...

Страница 35: ...35 21XF30 21XF50 10 11 12 13 14 15 16 17 18 19 ...

Страница 36: ...36 21XF30 21XF50 A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 MAIN UNIT 2 21XF30 ...

Страница 37: ...37 21XF30 21XF50 MAIN UNIT 2 21XF50 A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 ...

Страница 38: ...38 21XF30 21XF50 CRT UNIT 21XF30 A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 CRT UNIT 21XF50 ...

Страница 39: ...39 21XF30 21XF50 MONO BILLINGUAL UNIT 21XF30 A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 ...

Страница 40: ...40 21XF30 21XF50 A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 NICAM A2 UNIT 21XF50 ...

Страница 41: ...41 21XF30 21XF50 10 11 12 13 14 15 16 17 18 19 ...

Страница 42: ...42 21XF30 21XF50 PRINTED WIRING BOARD ASSEMBLIES PWB A MAIN Unit Component Side A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 ...

Страница 43: ...43 21XF30 21XF50 10 11 12 13 14 15 16 17 18 19 ...

Страница 44: ...44 21XF30 21XF50 A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 PWB A MAIN Unit Chip Parts Side ...

Страница 45: ...45 21XF30 21XF50 10 11 12 13 14 15 16 17 18 19 ...

Страница 46: ...46 21XF30 21XF50 A B C D E F G H I J 1 2 3 4 5 PWB B CRT Unit Component Side PWB C NICAM A2 Unit 21XF50 Component Side Chip Parts Side ...

Страница 47: ...47 21XF30 21XF50 PWB D MONO BILLINGUAL Unit Component Side A B C D E F G H I J 1 2 3 4 5 ...

Страница 48: ...R 2PD601AR AB Q306 VS2PD601AR 1 R 2PD601AR AB Q307 VS2PB709AR 1 R 2PB709AR AB Q501 VS2PD601AR 1 R 2PD601AR AB Q502 VS2PD601AR 1 R 2PD601AR AB Q601 VS2SC2482 1 R 2SC2482 AD å Q602 VS2SD2634 G R 2SD2634 AM å Q603 VS2PD601AR 1 R 2PD601AR AB Q751 VS2SA1015Y 1E R 2SA1015Y AC Q752 VS2SC1815GW 1 R 2SC1815GW AB Q753 VS2SC1815GW 1 R 2SC1815GW AB Q754 VS2PD601AR 1 R 2PD601AR AB Q755 VS2PD601AR 1 R 2PD601AR ...

Страница 49: ...ytic AB C207 VCKYCY1HF103Z R 0 01 50V Ceramic AA C208 VCKYCY1HF103Z R 0 01 50V Ceramic AA C209 VCKYCY1HF103Z R 0 01 50V Ceramic AA C210 VCKYCY1HF103Z R 0 01 50V Ceramic AA C211 VCKYCY1EF104Z R 0 1 25V Ceramic AA C212 VCEA0A1CW106M R 10 16V Electrolytic AB C213 VCKYCY1HF223Z R 0 022 50V Ceramic AB C214 VCEA0A1CW226M R 22 16V Electrolytic AB C216 VCKYCY1HB821K R 820p 50V Ceramic AA C217 VCKYCY1HB472...

Страница 50: ...A C707 RC EZ0804CEZZ R 220 400V Electrolytic AU C708 RC KZ0029CEZZ R 0 01 250V Ceramic AC C709 VCQYTA1HM471J R 470p 50V Mylar AB C711 RC KZ0039CEZZ R 680p 2kV Ceramic AB C712 VCQYTA1HM102J R 1000p 50V Mylar AA C713 RC KZ007JCEZZ R 0 01 250V Ceramic AC C714 VCKYPH3DB561K R 560p 2kV Ceramic AC C715 VCKYPA2HB102K R 1000p 500V Ceramic AA C716 VCEA0A1EW226M R 22 25V Electrolytic AB C717 VCQYTA1HM272J R...

Страница 51: ... CY1JF102J R 1k 1 16W Metal Oxide AA R319 VRS CY1JF332J R 3 3k 1 16W Metal Oxide AA R322 VRS CY1JF101J R 100 1 16W Metal Oxide AA R323 VRS CY1JF103J R 10k 1 16W Metal Oxide AA 21XF50 R324 VRD RA2BE103J R 10k 1 8W Carbon AA 21XF50 R325 VRS CY1JF102J R 1k 1 16W Metal Oxide AA R326 VRS CY1JF102J R 1k 1 16W Metal Oxide AA R327 VRS CY1JF564J R 560k 1 16W Metal Oxide AA R328 VRS CY1JF564J R 560k 1 16W M...

Страница 52: ...l Oxide AA R803 VRS CY1JF101J R 100 1 16W Metal Oxide AA R804 VRS CY1JF101J R 100 1 16W Metal Oxide AA R805 VRS CY1JF822J R 8 2k 1 16W Metal Oxide AA R806 VRD RA2BE123J R 12k 1 8W Carbon AA R807 VRS CY1JF103J R 10k 1 16W Metal Oxide AA R808 VRS CY1JF221J R 220 1 16W Metal Oxide AA R809 VRD RA2BE394J R 390k 1 8W Carbon AA R810 VRS CY1JF000J R 0 1 16W Metal Oxide AA R812 VRD RA2BE101J R 100 1 8W Car...

Страница 53: ...US PARTS P851 QPLGN0661CEZZ R Plug 6Pin AD P882 QPLGN0561CEZZ R Plug 5Pin AB å SC882 QSOCV0016PEZZ R Socket 11Pin AF DUNTK9668WET1 PWB C NICAM A2 UNIT 21XF50 INTEGRATED CIRCUITS IC2300 VHiTDA9874A 1 R TDA9874A BB IC2301 VHiTDA9808T 1 R TDA9808T AR TRANSISTORS Q2301 VS2PD601AR 1 R 2PD601AR AB Q2302 VS2SC2735 1E R 2SC2735 AC Q2303 VS2SC2735 1E R 2SC2735 AC PACKAGED CIRCUITS X2301 RCRSB0295CEZZ R Cry...

Страница 54: ...S CY1JF102J R 1k 1 16W Metal Oxide AA BALUNES FB2300 RBLN 0062TAZZ R Balun BLN 0062TA AB FB2302 RBLN 0062TAZZ R Balun BLN 0062TA AB FB2303 RBLN 0067CEZZ R Balun BLN 0067CE AC FB2304 RBLN 0067CEZZ R Balun BLN 0067CE AC FB2305 RBLN 0062TAZZ R Balun BLN 0062TA AB FB2399 RBLN 0037CEZZ R Balun BLN 0037CE AB MISCELLANEOUS PARTS SLD2301 PSLDM0260PEFW R Shield AD SLD2302 PSLDM0261PEFW R Shield AC P2300 QP...

Страница 55: ...07PE00 R Door Latch AE 1 8 HiNDP0294PESA R Indication Plate AE 2 CCABB2463WEA0 Rear Cabinet Ass y 2 2 Not Avairable Rear Cabinet 21XF50 1 CCABA2716WEA0 Front Cabinet Ass y 1 1 Not Avairable Front Cabinet 1 2 JBTN 0395PESA R Power Button AG 1 3 MSPRC0005PEFW R Power Spring AB 1 4 GCOVA0145PESA R R C Cover AD 1 5 HBDGB3142CESA R SHARP Badge AG 1 6 GDORF0196PESA R Door AN 1 7 PKAi 0007PE00 R Door Lat...

Страница 56: ...peration Manual Batteries Infrared Remote Control Unit Buffer Material Packing Case Fix the packing case with 22 staples Number Card Wrapping Paper Polyethylene Bag Mark Not Replacement Item Buffer Material Serial Number Card SPAKP0697CEZZ SPAKX0092KJZZ SPAKX0093KJZZ SPAKC0141KJZZ PACKING OFTHE SET ...

Страница 57: ...Ref No Part No Description Code Ref No Part No Description Code 57 21XF30 21XF50 ...

Страница 58: ...chigi 329 2193 Japan COPYRIGHT C 2002 BY SHARP CORPORATION ALL RIGHTS RESERVED No part of this publication may be reproduced stored in a retrieval system or transmitted in any form or by any means electronic mechanical photocopying recording or otherwise without prior written permission of the publisher D SEM P STTM TQ1301 S Apr 2002 Printed in JAPAN NA DS NR ...

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