Sony KV-21FT1E manuale d’uso

1 SERVICE MANUAL FE-2 CHASSIS MODEL COMMANDER DEST CHASSIS NO. KV-21FT1B RM-887 French SCC-Q54A-A KV-21FT1E RM-887 Spanish SCC-Q53A-A MODEL COMMANDER DEST CHASSIS NO. KV-21FT1K RM-887 OIRT SCC-Q51A-A KV-21FT1U RM-887 UK SCC-Q52A-A RM-889[...]

2 T ABLE OF CONTENTS S ection T itle Page Section T itle Page Specifications .................... 3 Connectors .................... 5 Self Diagnostic Software .................... 6 1. GENERAL Switching On the TV and Automatically T uning .................... 7 Introducing the Menu System .................... 8 T eletext .................... 10 Con[...]

3 L E D O M M E T I m e t s y S n o i s i v e l e T e g a r e v o C l e n n a h C m e t s y S r o l o C h c n e r FI , L , H / G / B 2 1 E - 2 E : F H V 9 6 E - 1 2 E : F H U 0 2 S - 1 S : V T E L B A C 1 4 S - 1 2 S : R E P Y H 9 6 F - 1 2 F , Q - B , 0 1 F - 2 0 F L 9 6 B - 1 2 B : F H U I M A C E S , L A P 8 5 . 3 C S T N , 3 4 . 4 C S T N ) N I[...]

4 How to replace the fuse. Open the fuse compartment with a screwdri ver blade and replace the fuse. FUSE W ARNING (UK Models only) The flexible mains lead is supplied connected to a B.S. 1363 fused plug having a fuse of 5 AMP rating. Should the fuse need to be replaced, use a 5 AMP FUSE approved by AST A to BS 1362 , ie one that carries the ASA T [...]

5 21 pin connector Connected Not Connect ed (open) * at 20Hz - 20kHz Pin No 1 2 4 Signal Si gnal lev el 1 Audio output B (rig ht) Standa rd lev el : 0.5 V r ms Output im pedence : Less than 1 kohm* 2 Audio output B (rig ht) Standa rd lev el : 0.5 V r ms Output i mpedence : More tha n 10kohm* 3 Audio output A (left) Standa rd lev el : 0.5 V r ms Out[...]

6 U N E M R O R R E 2 0 E 3 0 E 4 0 E 5 0 E 6 0 E 7 0 E 8 0 E 9 0 E 0 1 E 1 1 E G N I K R O W E M I T S R U O H S E T U N I M P C O A / N P V O C N Y S V R K I C I I M V N E L G N U J R E N U T P D N U O S V 8 ) 5 5 2 , 0 ( ) 5 5 2 , 0 ( ) 5 5 2 , 0 ( ) 5 5 2 , 0 ( ) 5 5 2 , 0 ( ) 5 5 2 , 0 ( ) 5 5 2 , 0 ( ) 5 5 2 , 0 ( ) 5 5 2 , 0 ( ) 5 5 2 , 0 ( [...]

7 7 GB First Time Operation MENU Your TV is now ready for use 5 A new menu appears on the screen asking you to check that the aerial is connected. Ensure the aerial is connected and then press the OK button to start the automatic tuning. The TV starts to automatically search and store all available channels (TV Broadcast) for you. This procedure co[...]

8 8 Introducing and Using the Menu System Your TV uses an on-screen menu system to guide you through the operations. Use the following buttons on the Remote Control to operate the menu system: 1 Press the MENU button to switch the first level menu on. MENU Menu System 2 • To highlight the desired menu or option, press or . • To enter to the sel[...]

9 10 Menu System continued... AUTO TUNING The “Auto Tuning” option in the “Set Up” menu allows you to automatically search for and store all available TV channels. To do that: after selecting the option, press and then proceed in the same way as in TV steps 4 and 5 of the section “Switching On the TV and Automatically Tuning”. PROGRAMME[...]

10 14 Teletext Teletext is an information service transmitted by most TV stations. The index page of the teletext service (usually page 100) gives you information on how to use the service. To operate teletext, use the remote control buttons as indicated below. Make sure to use a channel (TV Broadcast) with a strong signal, otherwise teletext error[...]

11 17 GB Troubleshooting Here are some simple solutions to the problems which may affect the picture and sound. Additional Information Problem No picture (screen is dark) and no sound. Poor or no picture (screen is dark), but good sound. No picture when watching equipment connected to the Scart connector. Good picture, no sound. No colour on colour[...]

12 Remove the rear cover fixing screws indicated. Pull the rear cover straight back until clear of chassis. SECTION 2 DISASSEMBL Y 2-1. Rear Cover Removal T o remove the chassis release the clips indicated at opposite sides of the main bracket and slide the chassis away from the beznet. Ensure that the interconnecting leads are released from their [...]

13 Anode button a * REMOVING PROCEDURES. T urn up one side of the rubber cap in the direction indicated by the arrow a 1 2 Using a thumb pull up the rubber cap firmly in the direction indicated by the arrow b 3 When one side of the rubber cap is separated from the anode button, the anode-cap can be removed by turning up the rubber cap and pulling i[...]

14 Purity control corrects this area Disk magnets or rotatable disk magnets correct these areas (a-d) Deflection yok e positioning corrects these areas a cd b Disk Magnets GREEN BLUE RED Preparation: 1. In order to reduce the influence of geomagnetism on the set’ s picture tube, face it in an easterly or westerly direction. 2. Switch on the set?[...]

15 4. If the V .ST A T magnet is moved in the direction of the (a) and (b) arrows, the Red, Green and Blue points move as indicated below . 3-2. Convergence 1. [Moving horizontally], adjust the H.ST A T control so that the Red, Green and Blue points are on top of each other at the centre of the screen. 2. [Moving vertically], adjust the V .ST A T m[...]

16 If you are unable to adjust the corner convergence properly , this can be corrected with the use of permalloy magnets. HTIL correction can be performed by adding a TLH correction assembly to the Deflection yoke. HTIL Adjustment YCH Adjustment TL V Adjustment Geometry Adjustment. Preparation: Before starting this adjustment, adjust the horizontal[...]

17 3-3. Focus Adjustment 1. Receive a television broadcast signal. 2. Normalize the picture setting. 3. Adjust the focus control located on the flyback transformer to obtain the best focus at the centre of the screen. Bring only the centre area of the screen into focus, the magenta-ring appears on the screen. In this case, adjust the focus to optim[...]

18 SECTION 4 CIRCUIT ADJUSTMENTS 4-1. Electrical Adjustments Service adjustments to this model can be performed using the supplied Remote Commander RM-887. How to enter into the Service Mode ‘TT—’ will appear in the upper right corner of the screen. Other status information will also be displayed. 3. Press ‘MENU’ on the remote commander t[...]

19 Deflection System Adjustment Sub Brightness Adjustment 1. Input a Monoscope pattern. 2. Press ‘TEST’ ‘TEST’ 13 on the Remote Commander . 3. Adjust the ‘Sub-Brightness’ data so that there is barely a difference between the 0 IRE and 10 IRE signal levels. 1. Input a video signal that contains a small 100% white area on a black backgrou[...]

20 V SIZE V LIN S CORRECTION V CENTRE H CENTRE H SIZE PIN AMP PIN PHASE CORNER PIN V ANGLE 4-2. TEST MODE 2: Is available by pressing the ‘TEST’ button twice, OSD ‘TT’ appears. The functions described below are available by selecting the two numbers. T o release the ‘T est mode 2’, press 00, 10, 20 ... twice or switch the TV set into St[...]

21 Memo[...]

22 5- 1 . CIRCUIT B O ARD LOC A TION 5-3. SCHEMA TIC DIA GRAMS AND PRINTED WIRING BO ARDS Note : • All capacitors are in µF unless otherwise note d. • pF : µµF 50WV or less are not indicated except f or electrolytic type s. • Indication of resist ance, which does not hav e one for rating electrical power , is as f ollows . Pitch : 5mm Elec[...]

23 24 25 26 5-2. BLOCK DIAGRAMS (1) LOWB 5 4 1 CN001 J401 (1/2) 79 63 5 7 4 3 2 1 5 4 RELAY SWITCH Q601 T603 SRT 16 15 17 18 18 16 1 2 15 8 11 12 1 2 IC603 ERROR AMP PH601 ISOLATOR +B D639 RECT AUDIO VCC +B LOWB 3.3V REG H- OUT Q533 STBY +3.3V IC608 7 5 IC501 V OUTPUT 3 1 VD+ BOOST REF OUT PIN OUT Q532 6 5 4 3 2 1 D571, Q571 ,574 T511 FBT FV ABL 12[...]

27 28 30 29 AB CD EF G HI J K L M 1 2 3 4 5 6 7 8 9 10 [ C PRINTED WIRING BOARD ] C [ R, G, B OUT ] [ A PRINTED WIRING BOARD ] 20us/div 20us/div 20us/div 20us/div 20us/div 20us/div 10us/div 1.77 Vp-p (H) 1.88 Vp-p (H) 1.88 Vp-p (H) 74 Vp-p (H) 74 Vp-p (H) TP1 TP2 TP3 TP4 C board Waveforms 1.76 Vp-p (H) 74 Vp-p (H) TP4 TP5 TP6 TP7 f e R ) e ( ) b ( [...]

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 35 34 33 31 32 30 29 32 33 31[...]

B A B C D E F G H I J K L M N O P Q R S T U V W X Y Z 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 A 34 35 36[...]

37 24 1 25 40 41 64 65 80 E C B 1 2 3 1 V OUT 2 V IN 3 GND C B E DTA144ESA DTA144ESA-TP DTC114EKA DTC114EKA-T146 DTC143TKA-T146 DTC144EKA-T-146R 2SA1037K-T-1 46-R R2SA1162-G 2SA1037K-T-146-QR 2SD601A-QTX 2SC1623-L5-L6 2SC2412K-QR 2SC2412K-T-146-R BF421-AM MO 2SA1091-O SE-135N SE135N-LF12 TOP209P ( TOP VIEW ) 14 85 B C E 8 7 6 5 1 3 4 ( TOP VIEW ) 2[...]

38 CATHODE ANODE SLA-570KT3F CATHODE ANODE ERA81-004TP1 ERA83-006 MTZJ-3.6A MTZJ-T-77-2.2A HZS9.INBZ MTZJ-T-77-3.6B MTZJ-T-77-5.6B MTZJ-T-77-5.6C MTZJ-T-77-6.8A MTZJ-T-77-6.8C MTZJ-T-77-8.2B MTZJ-T-77-7.5B MTZJ-T-77-9.1A MTZJ-T-77-9.1C MTZJ-T-77-10 MTZJ-T-77-15B MTZJ-T-77-33A MTZJ -33C MTZJ -7.5 B RD3.9ES-B2 RD5.6ESB2 RD6.8ES-B2 RD7.5ESB2 RD9.1ES-B[...]

39 5-5 IC BLOCK DIAGRAMS 2 5 SW 3 1 4 Vref - - + + GND 1 2 3 7 5 - + - + 6 4 3 2 6 7 1 5 Vsense Remote DVLD Internal OFF Latch Centre Osc SS F/B Timer TSD OCP Control Logic Level Shift Sel=34v ref 5v 15v/8v Driver Reg. 10v 18 8 14 16 15 10 12 11 9 14 2 6 5 SW 1 VOL PWR 15 3 Pwr Gnd Sgn Gnd 2K 4 3 7 9 10 MUTE/STBY PROTECTION 13 +Vcc A BOARD IC604 BA[...]

REF. NO. PART.NO DESCRI PTION REMARK 40 • I tems with no par t number and no d escriptio n are not stocked becau se they are seld om required for ro utine service. • T he constr uction parts of an as sembled pa rt are indi - cated with a co llation number in the remarks column. • I tems marked “ * “ are not stocked since th ey are seldom [...]

REF. NO. PART.NO DESCRIP TION REMARK REF. NO. PART.NO DESCRIPTI ON REMARK 41 6-2. PICTURE T UBE 51 X-4200-591-1 BEZNET ASSY 52-57 52 4-205-398-01 SPRING, DOOR 53 4-205-393-01 DOOR, PAINTED 54 4-205-395-01 BUTTON, POWER (PAINTED) 55 4-205-391-01 WINDOW ORNAMENTAL (PAINTED) 56 4-204-426-01 SPRING 57 4-205-389-01 GUIDE, LIGHT 58 4-204-666-01 SHEET, BL[...]

42 P ARTS LIST ING T ABLE OF CONTENTS Pa g e A BO ARD COMMON Parts List : Parts common to all models listed in th is man ual ........ ................ ................. . 43 A BO ARD V ARIANT Parts List : P arts that belo ng only to the mod el speci fied Model KV -21FT1B ......... ................. ................. ................ ...............[...]

43 REF. NO. PART.NO DESCRIPT ION REMARK REF. NO. PART.NO DES CRIPTION REMARK The components identified by shading and marked are critical for safety Replace only with the part number specified. 4-203-258-01 HOLDER, LED *4-374-846-01 COVER, CAPACITOR, CAP TYPE 4-382-854-01 SCREW (M3X8), P, SW (+) 4-382-854-11 SCREW (M3X10), P, SW (+) < CAPACITOR [...]

44 REF. NO. PART.NO DESCRI PTION REMARK REF. NO. PART.NO DESCRIPTION REMARK The components identified by shading and marked are critical for safety Replace only with the part number specified. A C539 1-107-642-91 ELECT 3.3UF 20.00% 200V C540 1-136-206-11 MYLAR 0.033UF 10.00% 400V C541 1-106-383-00 MYLAR 0.047UF 10.00% 200V C542 1-162-131-11 CERAMIC[...]

45 REF. NO. PART.NO DESCRIPT ION REMARK REF. NO. PART.NO DES CRIPTION REMARK The components identified by shading and marked are critical for safety Replace only with the part number specified. A D014 8-719-056-77 DIODE UDZ-TE17-3.9B D016 8-719-109-89 DIODE MTZJ-T-77-5.6B D017 8-719-109-97 DIODE MTZJ-T-77-6.8B D018 8-719-109-69 DIODE MTZJ-T-77-3.6B[...]

46 REF. NO. PART.NO DESCRI PTION REMARK REF. NO. PART.NO DESCRIPTION REMARK The components identified by shading and marked are critical for safety Replace only with the part number specified. IC531 8-759-665-11 IC LM393DT IC601 8-759-671-30 IC MCZ3001D IC602 8-749-016-19 IC SE135N-LF4 IC604 8-759-668-87 IC BA41W12ST-V5 IC608 8-759-591-02 IC L78L33[...]

47 REF. NO. PART.NO DESCRIPT ION REMARK REF. NO. PART.NO DES CRIPTION REMARK The components identified by shading and marked are critical for safety Replace only with the part number specified. R014 1-216-065-91 RES-CHIP 4.7K 5% 1/10W R017 1-216-174-00 RES-CHIP 100 5% 1/8W R018 1-216-689-11 METAL CHIP 39K 0.5% 1/10W R020 1-216-077-91 RES-CHIP 15K 5[...]

48 REF. NO. PART.NO DESCRI PTION REMARK REF. NO. PART.NO DESCRIPTION REMARK The components identified by shading and marked are critical for safety Replace only with the part number specified. R446 1-216-113-00 RES-CHIP 470K 5% 1/10W R447 1-216-295-91 SHORT 0 R453 1-216-171-00 RES-CHIP 75 5% 1/8W R454 1-216-001-00 RES-CHIP 10 5% 1/10W R461 1-216-02[...]

49 REF. NO. PART.NO DESCRIPT ION REMARK REF. NO. PART.NO DES CRIPTION REMARK The components identified by shading and marked are critical for safety Replace only with the part number specified. C A R642 1-249-405-11 CARBON 100 5% 1/4W R643 1-216-089-91 RES-CHIP 47K 5% 1/10W R645 1-216-073-00 RES-CHIP 10K 5% 1/10W R647 1-216-049-91 RES-CHIP 1K 5% 1/[...]

50 REF. NO. PART.NO DESCRI PTION REMARK REF. NO. PART.NO DESCRIPTION REMARK The components identified by shading and marked are critical for safety Replace only with the part number specified. C C719 1-102-114-00 CERAMIC 470PF 10.00% 50V C1803 1-101-005-00 CERAMIC 0.022UF 50V C1804 1-126-964-11 ELECT 10UF 20.00% 50V C1805 1-137-366-11 MYLAR 0.0022U[...]

51 REF. NO. PART.NO DESCRIPT ION REMARK REF. NO. PART.NO DES CRIPTION REMARK The components identified by shading and marked are critical for safety Replace only with the part number specified. C MISCELLANEOUS R723 1-249-393-91 CARBON 10 5% 1/4W R724 1-249-393-91 CARBON 10 5% 1/4W R726 1-215-871-11 METAL OXIDE 2.2K 5% 1W R727 1-247-815-91 CARBON 22[...]

9-974-99 2 -01 Sony Corporation Sony UK Service Promotions Dept. English 00 E P71 64 -1 Printed in U.K. © 2000. 5 A n e w TV Repair Assistanc e T ool that combines ease of use and p o werful PC soft w are tools to all o w y ou to s a v e v alua b le time du r ing ma n y TV repair s . Th e TR A CE interface connects to the PC's serial port. It[...]