Sharp 27N S300 Service Manual Download Page 33

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Ref. No.

Part No.

★

Description

Code

Ref. No.

Part No.

★

Description

Code

27N-S300
CN27S30

PACKING OF THE SET

REAR

Use tapes to
fix the packing case.

★

Packing Case

★

MARK : Not replacement items.

FRONT

★

Bar Code Label

★

Buffer Material

★

Wrapping Sheet

★

Polyethylene Bag

Operation Manual
Guarantee Card
Infrared R/C Unit

★

Batteries

Summary of Contents for 27N S300

Page 1: ...CTION 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 1 3W 1 3W at 10 distortion and Dual CH Operate SHARP CORPORATION CONTENTS ELECTRICAL SPECIFICATIONS Specifications are subject to change without prior notice SPEAKER SIZE 8 cm ...

Page 2: ... ONLY WITH SAME TYPE 4A 125V FUSE X RADIATION AND HIGH VOLTAGE LIMITS 1 Be sure all service personnel are aware of the procedures and instructions covering X radiation The only potential source of X ray in current solid state TV receivers is the picture tube However the picture tube does not emit measurable X Ray radiation if the high voltage is as specified in the High Voltage Check instructions ...

Page 3: ...networks mechanical 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 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 parts and a known earth ground such a...

Page 4: ...le tube image qu en porant des lunettes incassables et qu après avoir déchargé totalement la haute tension LIMITES DES RADIATIONS X ET DE LA HAUTE TENSION 1 Tout le personnel réparateur doit être instruit des instructions et procédés relatifs aux radiations X Le tube image seule source de rayons X dons les téleviseurs transistorisés n émet pourtant pas de rayons mesurables si la haute tension est ...

Page 5: ...les isolateurs mécaniques etc 3 S assurer qu il n y ait pas de danger d électrocution en vérifiant la fuite de courant de la facon suivante Brancher le cordon d alimentation directem ent à une prise de courant de 120V Ne pas utiliser de transformateur d isolation pour cet essai A l aide de deux fils à pinces brancher une résistance de 1 5 kW 10 watts en parallèle avec un condensateur de 0 15µF en ...

Page 6: ...rsonal 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 Increases sound Decreases sound In menu mode changes or selects the TV adjustments MENU Press Accesses MAIN MENU Press again Exits MAIN MENU TV CATV MODE SELECT SWITCH In TV position sends power and channel select commands...

Page 7: ...peration of the horizontal oscillator does not stop in step 5 the circuit must be repaired before the set is returned to the customer INSTALLATION AND SERVICE INSTRUCTIONS Note 1 When performing any adjustments to resistor controls and transformers use non metallic screwdrivers or TV alignment tools 2 Before performing adjustments the TV set must be on at least 15 minutes HIGH VOLTAGE CHECK High v...

Page 8: ...ormal mode Use the reset function 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 S01 to P07 Select the item you wish to adjust 3 Data number selection Press the Vol...

Page 9: ... 00 3F M03 FILTER 1C 00 3F M04 WIDE BAND 20 00 3F M05 SPECTRAL 1B 00 3F P01 P in P Y LEVEL 30 00 7F P02 P in P TINT 29 00 3F Must be set to 29 P03 P in P COLOR 2E 00 7F P04 P in P Y OFFSET 09 00 1F Must be set to 09 P05 P in P H POSITION 0A 00 FF Must be set to 0A P06 P in P BURST GATE PULSE 00 00 7F Must be set to 00 P07 P in P FREE RUN 0B 00 0F Must be set to 0B NECESSARY UNNECESSARY ADJUSTMENT ...

Page 10: ...djust the master screen control until the raster darkens to the point where raster is barely seen 7 Adjust the service adjustments S11 red S12 green and S13 blue to obtain a good grey scale with normal whites at low brightness level 8 Select the service adjustment S19 and reset data to 00 Select the service adjustment S03 and reset data to obtain normal color level 9 Remove digital voltmeter and r...

Page 11: ...nter the service mode and select the service adjustment S18 3 A black text box appears on the screen see Figure B below 4 Adjust S18 data value so that text box is positioned in the center of the screen 3 58MHz Trap Adjustment 1 Receive a good local channel 2 Enter the service mode and select the service adjustment S16 3 This is a two position adjustment 00 is ON 01 is OFF 4 Adjust data value to 0...

Page 12: ...inimum 5 Receive the following composite stereo signal 2 Stereo signal 30 modulation left channel only noise reduction on 3kHz 6 Enter the service mode and select the service adjustment M05 7 Adjust the data until the AC voltage reading of the rms voltmeter is minimum 8 Take the above steps 1 thru 7 again for fine adjustment P IN P ADJUSTMENT P IN P Y LEVEL Adjustment 1 Receive a good local channe...

Page 13: ...13 17 16 19 18 15 14 13 12 11 10 27N S300 CN27S30 CHASSIS LAYOUT PWB R PWB H PWB B PWB A 6 5 4 3 2 1 A B C D E F G H ...

Page 14: ...14 8 7 10 9 6 5 4 3 2 1 A B C D E F G H 27N S300 CN27S30 BLOCK DIAGRAM 6 5 4 3 2 1 A B C D E F G H ...

Page 15: ...ges measured with 1000µ V B W or Color signal WAVEFORMS WAVEFORM MEASUREMENT CONDITIONS 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...

Page 16: ...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 27N S300 CN27S30 27N S300 CN27S30 16 17 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 27N S300 CN27S30 27N S300 CN27S30 18 19 SCHEMATIC DIAGRAM MAIN 2 Unit ...

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 27N S300 CN27S30 27N S300 CN27S30 SCHEMATIC DIAGRAM P IN P Unit 20 21 ...

Page 19: ...22 8 7 10 9 6 5 4 3 2 1 A B C D E F G H 27N S300 CN27S30 6 5 4 3 2 1 A B C D E F G H SCHEMATIC DIAGRAM CRT and FRONT AV Units ...

Page 20: ...23 17 16 19 18 15 14 13 12 11 10 27N S300 CN27S30 6 5 4 3 2 1 A B C D E F G H PRINTED WIRING BOARD ASSEMBLIES PWB H FRONT AV Unit Wiring Side PWB B CRT Unit Wiring Side ...

Page 21: ...24 8 7 10 9 6 5 4 3 2 1 A B C D E F G H 27N S300 CN27S30 6 5 4 3 2 1 A B C D E F G H PWB A MAIN Unit Wiring Side ...

Page 22: ...25 17 16 19 18 15 14 13 12 11 10 27N S300 CN27S30 6 5 4 3 2 1 A B C D E F G H PWB A MAIN Unit Chip Parts Side ...

Page 23: ...26 8 7 10 9 6 5 4 3 2 1 A B C D E F G H 27N S300 CN27S30 PWB R P IN P Unit Wiring Side PWB R P IN P Unit Chip Parts Side 6 5 4 3 2 1 A B C D E F G H ...

Page 24: ...hese special safety characteristics identified in this manual electrical components having such features are identified by å and shaded areas in the Replacement Parts Lists and Schematic Diagrams The use of a substitute replacement part which dose no have the same safety characteristic as the factory recommended replacement parts shown in this service manual may create shock fire or other hazards ...

Page 25: ... D652 RH EX1313CEZZ J Zener Diode 9 1V AD çå D653 VHD1SS119 1 J 1SS119 AB çå D654 VHD1SS119 1 J 1SS119 AB å D701 RH DX0154CEZZ J Diode AC or RH DX0259CEZZ PWB A DUNTKA120WEK0 1 MAIN UNIT Continued å D702 RH DX0154CEZZ J Diode AC or RH DX0259CEZZ å D703 RH DX0154CEZZ J Diode AC or RH DX0259CEZZ å D704 RH DX0154CEZZ J Diode AC or RH DX0259CEZZ å D705 VHD1SS119 1 J 1SS119 AB å D706 RH EX0238CEZZ J Ze...

Page 26: ...91K J 390p 500V Ceramic AA PWB A DUNTKA120WEK0 1 MAIN UNIT Continued C505 VCQYTA1HM473K J 0 047 50V Mylar AB C507 VCQYTA1HM103K J 0 01 50V Mylar AB C508 VCEA0A1VW107M J 100 35V EL AC C509 VCKYCY1HB182K J 1800p 50V Ceramic AA C510 VCEA0A1VW108M J 1000 35V EL AD C511 VCFYSA1JB473J M 0 047 63V Mylar AB C512 VCFYSA1JB564J M 0 56 63V Mylar AC C513 VCEA0A1HW474M J 0 47 50V EL AB C514 VCSATA1VE684K J 0 6...

Page 27: ... 1 MAIN UNIT Continued RJ43 VRS CY1JF000J J 0 1 16W M Ox AA RJ45 VRD MN2BE000J J 0 1 8W Carbon AA RJ47 VRD MN2BE000J J 0 1 8W Carbon AA RJ48 VRD MN2BE000J J 0 1 8W Carbon AA RJ49 VRS CY1JF000J J 0 1 16W M Ox AA RJ50 VRD MN2BE000J J 0 1 8W Carbon AA RJ52 VRD MN2BE000J J 0 1 8W Carbon AA RJ53 VRD MN2BE000J J 0 1 8W Carbon AA RJ54 VRD MN2BE000J J 0 1 8W Carbon AA RJ58 VRS CY1JF000J J 0 1 16W M Ox AA ...

Page 28: ... 1 2W M Ox AA å R707 VRS KA3NG331K M 330 7W M Ox AC PWB A DUNTKA120WEK0 1 MAIN UNIT Continued å R708 VRD RM2HD330J J 33 1 2W Carbon AA å R709 VRS KA3NG331K M 330 7W M Ox AC å R710 VRD RM2HD330J J 33 1 2W Carbon AA å R711 VRN GA2EB1R0J J 1 1 4W M Film AA R712 VRD RA2BE822J J 8 2k 1 8W Carbon AA R713 VRD RM2HD681J J 680 1 2W Carbon AA å R714 VRS KA3NG3R3K J 3 3 7W M Ox AD å R715 VRW KQ4AC2R7K J 2 7 ...

Page 29: ...A R2503 VRD MN2BE273J J 27k 1 8W Carbon AA R2504 VRD MN2BE123J J 12k 1 8W Carbon AA R2505 VRD MN2BE563J J 56k 1 8W Carbon AA R2506 VRD MN2BE563J J 56k 1 8W Carbon AA R2507 VRD MN2BE823J J 82k 1 8W Carbon AA R2508 VRD MN2BE153J J 15k 1 8W Carbon AA R2509 VRD MN2BE272J J 2 7k 1 8W Carbon AA R2601 VRD RA2BE331J J 330 1 8W Carbon AA R3001 VRD RA2BE221J J 220 1 8W Carbon AA R3002 VRD RA2BE221J J 220 1 ...

Page 30: ...J J 12k 3W M Ox AB R874 VRD RM2HD222J J 2 2k 1 2W Carbon AA R881 VRD RA2BE102J J 1k 1 8W Carbon AA R882 VRD RA2BE271J J 270 1 8W Carbon AA R883 VRD RA2BE561J J 560 1 8W Carbon AA R884 VRD RA2BE152J J 1 5k 1 8W Carbon AA R895 VRD RA2BE470J J 47 1 8W Carbon AA MISCELLANEOUS PARTS P851 QPLGN0541CEZZ J Plug 5 pin GBN AB P852 QPLGN0441CEZZ J Plug 4 pin YBN AB SC851 QSOCV0937CEZZ J CRT Socket AL PWB C D...

Page 31: ...A or VRS CY1JF000J RJ10 VRS CY1JF000J J 0 1 16W M Ox AA RJ11 VRS CY1JF000J J 0 1 16W M Ox AA R1701 VRS CY1JF101J J 100 1 16W M Ox AA R1702 VRS CY1JF102J J 1k 1 16W M Ox AA R1703 VRS CY1JF101J J 100 1 16W M Ox AA R1704 VRS CY1JF102J J 1k 1 16W M Ox AA R1705 VRS CY1JF101J J 100 1 16W M Ox AA R1706 VRS CY1JF474J J 470k 1 16W M Ox AA R1721 VRS CY1JF332J J 3 3k 1 16W M Ox AA R1722 VRS CY1JF103J J 10k 1...

Page 32: ...t AW TGAN 1006MEZZ M Guarantee Card 27N S300 AA TiNS 6921MEZZ M Operation Manual AD 27N S300 TiNS 6969MEZZ M Operation Manual AD CN27S30 SUPPLIED ACCESORRIES SPAKC0667MEZZ Packing Case 27N S300 SPAKC0671MEZZ Packing Case CN27S30 SPAKX0165MEZZ Buffer Material SSAKA0004MEZZ Wrapping Sheet PACKING PARTS NOT REPLACEMENT ITEM å ACC701 QACCD3065CESA M AC Cord AN QCNW 0130MEZZ M Connecting Cord AF QCNW 0...

Page 33: ...tion Code 36 27N S300 CN27S30 PACKING OF THE SET REAR Use tapes to fix the packing case Packing Case MARK Not replacement items FRONT Bar Code Label Buffer Material Wrapping Sheet Polyethylene Bag Operation Manual Guarantee Card Infrared R C Unit Batteries ...

Page 34: ...Ref No Part No Description Code Ref No Part No Description Code 37 27N S300 CN27S30 ...

Page 35: ...his 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 SHARP CORPORATION AV Systems Group Quality Reliability Control Center Yaita Tochigi 329 2193 Japan TQ0872 S Apr 2000 Printed in Japan MI DS ...

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