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Sony TRINITRON KV-T29SN81 manual

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Table of contents for the manual

  • Page 1

    MODEL COMMANDER DEST . CHASSIS NO. KV -T29SN81 RM-870 New Zealand SCC-K37E-A SERVICE MANUAL MODEL COMMANDER DEST . CHASSIS NO. CHASSIS TRINITRON ® COLOR TV BG-1S[...]

  • Page 2

    – 2 – KV -T29SN81 RM-870 SPECIFICA TIONS CAUTION SHORT CIRCUIT THE ANODE OF THE PICTURE TUBE AND THE ANODE CAP TO THE MET AL CHASSIS, CR T SHIELD , OR CARBON P AINTED ON THE CRT , AFTER REMO VING THE ANODE. SAFETY-RELA TED COMPONENT W ARNING!! COMPONENTS IDENTIFIED BY SHADING AND MARK ! ON THE SCHEMA TIC DIAGRAMS, EXPLODED VIEWS AND IN THE P AR[...]

  • Page 3

    – 3 – KV -T29SN81 RM-870 TABLE OF CONTENTS SELF DIA GNOSIS REMO V AL ............................. 4 1. GENERAL .................................................................... 5 2. DISASSEMBL Y 2-1. Rear Cover Remo val ............................................ 11 2-2. A Board Removal ................................................ 11 2[...]

  • Page 4

    – 4 – KV -T29SN81 RM-870 SELF DIAGNOSIS FUNCTION If no acknowledgement is returned from a device which is turned "ON", the device has a problem. In this case, one of the LED's responding to the problem device will flicker a defined number of times. Flickering is operated by lighting the LED's for 60ss each time. The flickeri[...]

  • Page 5

    – 5 – KV -T29SN81 RM-870 SECTION 1 GENERAL The operating instructions mentioned here are partial abstracts from the Operating Instructions Manual. The page numbers of the Operating Instruction Manual remain as in this manual. 2 3 AUTO PROGR AUTO PROGR[...]

  • Page 6

    – 6 – KV -T29SN81 RM-870 Getting Started 4 Connections Connecting a VHF antenna or a combination VHF/UHF antenna — 75-ohm coaxial cable (round) Attach an optional IEC antenna connector to the 75-ohm coaxial cable. Plug the connector into the (antenna) socket at the rear of the TV. Rear of TV or On a wall Rear of TV Getting Started Connecting [...]

  • Page 7

    – 7 – KV -T29SN81 RM-870 Getting Started 6 MANUAL PROGR COLOR SYSTEM SELECT TV SYSTEM AUTO PROGR POWER Presetting channels Presetting channels automatically You can preset up to 80 TV channels in numerical sequence from program position 1. Front of TV 1 Press POWER. When the TV is in standby mode after pressing POWER, press POWER on the remote [...]

  • Page 8

    – 8 – KV -T29SN81 RM-870 Operations 8 Displaying on-screen information Press DISPLAY/REVEAL. The program position, local system, and TV settings are displayed on the screen. REVEAL DISPLAY 1 AUTO B/G STANDARD INDEX WAKE UP No wake up timer WAKE UP TIMER:00H00M WAKE UP TIMER:00H10M WAKE UP TIMER:OFF WAKE UP TIMER:12H00M After 10 minutes • The [...]

  • Page 9

    – 9 – KV -T29SN81 RM-870 11 Operations DISPLAY/REVEAL TEXT TEXT CLR WAKE UP/INDEX A/B/ENLARGE VIDEO/HOLD Number FASTEXT PROGR +/– TV Viewing T eletext Press the color button which corresponds to the color- coded menu. The page is displayed after a few seconds. Selecting a Teletext page To input the three-digit page number of the Teletext page[...]

  • Page 10

    – 10 – KV -T29SN81 RM-870 Additional Information 12 T roubleshooting If you have any problems, read this manual again and check the countermeasure for each of the symptoms listed below. If the problem persists, contact your nearest authorized service center or dealer. Snowy picture Noisy sound / Check the antenna. / Check the antenna connection[...]

  • Page 11

    – 11 – KV -T29SN81 RM-870 2-1. REAR COVER REMO V AL 2-2. A BO ARD REMOV AL 2-3. F1 BOARD REMO V AL SECTION 2 DISASSEMBL Y 2 Three screws (BVTP 4 × 16) 4 One screw (BVTP 3 × 16) 1 Three screws (BVTP 4 × 16) 2-4. SERVICE POSITION A board Lever Lever A board F1 board[...]

  • Page 12

    – 12 – KV -T29SN81 RM-870 2-5. REPLACEMENT OF P ARTS For replacement of the Multi Button, Power Button and Light Guide, cut the welded portions from them, exchange with the new parts, and fix them with screws (+BVTP) respecti vely . 2-5-1. REPLACEMENT OF MUL TI BUTTON 2-5-2. REPLACEMENT OF LIGHT GUIDE PO WER BUTT ON 2-6. DEMA GNETIZA TION COIL [...]

  • Page 13

    – 13 – KV -T29SN81 RM-870 2-7. PICTURE TUBE REMOV AL NOTE : The pictur e tube for this model is upside-down and the position f or the anode-cap and tension spring is changed accordingly b b 2 Using a thumb press down then pull up the rubber cap firmly in the direction indicated by the arrow b . 3 When one side of the rubber cap is separated fro[...]

  • Page 14

    – 14 – KV -T29SN81 RM-870 • The following adjustments should be made when a complete realignment is required or a new picture tube is installed. • These adjustments should be performed with rated power supply voltage unless otherwise noted. Controls and switch should be set as follows unless otherwise noted: PICTURE control ................[...]

  • Page 15

    – 15 – KV -T29SN81 RM-870 3-2. CONVERGENCE Pre paration : • Before starting this adjustment, adjust the focus, horizontal size, and vertical size. • Minimize the brightness setting. • Provide dot pattern. (1) Hor izontal and V ertical Sta tic Con ver g ence 1. (Moving ver tically), adjust the V .ST A T ma gnet so that the r ed, green, and[...]

  • Page 16

    – 16 – KV -T29SN81 RM-870 • Operation of BMC (Hexapole) Magnet If the red, green and blue dots are not balanced or aligned, then use the BMC magnet to adjust in the manner described belo w . RG B RG B R G B RG B R G B R G B • Then use the H.ST A T VR to adjust the red, g reen, and blue dots so that they coincide at the center of screen. The[...]

  • Page 17

    – 17 – KV -T29SN81 RM-870 Fix a Permalloy assy corresponding to the misconverged areas Permalloy assembly a b c d 3. Move the deflection yoke as shown in the figure below and optimize the conver gence . 4. Tighten the deflection yok e scr e ws. 5. Install the def lection y oke spacer . (3) Screen-corner Con vergence a-d : screen-corner misconve[...]

  • Page 18

    – 18 – KV -T29SN81 RM-870 3-3. FOCUS ADJUSTMENT Adjust FOCUS control on the flyback transformer for the best focus. Note: Screen VR is not use . a. AN ITEM OF ADJUSTMENT b. METHOD OF CANCELLA TION FROM SER VICE MODE Set the standb y condition (Pr ess [POWER] b utton on the commander) and then press [POWER] button ag ain, hereupon it becomes TV [...]

  • Page 19

    – 19 – KV -T29SN81 RM-870 Entering service mode W ith the unit on standby ↓ DISPLA Y ↓ 5 ↓ VOL (+) ↓ POWER The operation sequence puts the unit into service mode. SECTION 4 CIRCUIT ADJUSTMENTS 4-1. ADJUSTMENTS WITH COMMANDER Service adjustments are made with the RM-870 that comes with this unit. [1] , [4] Raise/lower the service item nu[...]

  • Page 20

    – 20 – KV -T29SN81 RM-870 4-2. ADJUSTMENT METHOD Item Number 08 This explanation uses V -SHIFT as an example. 1. Select 08 V -SHIFT with the [1] and [4] buttons. 2. Raise/lower the da ta with the [3] and [6] b uttons. 3 . Select the optimum state. (The standard is 0F f or P AL reception.) 4. Wr ite with the [MUTING] button. 5 . Execute the writ[...]

  • Page 21

    – 21 – KV -T29SN81 RM-870 Adjustment Item Table Data range Initial data Standard data Note Device Item Adjustment number Item 00 HSF 00–3F 2 H SHIFT TDA8375A 01 HSZ 00–3F 23 H SIZE TDA8375A 02 P AP 00–3F 21 PIN AMPLITUDE TDA8375A 03 CNP 00–3F 29 CORNER PIN TDA8375A 04 TL T 00–3F 20 TIL T TDA8375A 05 VSL 00–3F 20 V SLOPE TDA8375A 06 [...]

  • Page 22

    – 22 – KV -T29SN81 RM-870 Adjustment Item T able Data range Initial data Standard data Note Device Item Adjustment number Item 36 BKP 00–3F 00 BLK OFF PICTURE u .CON 37 HBL 00–3F 25 H BLK LEFT WIDTH u .CON 38 HBR 00–3F 20 H BLK RIGHT WIDTH u .CON 39 VBH 00–7F 00 V BLK HIGHT WIDTH u .CON 3A VBL 00–FF FF V BLK LOW WIDTH u .CON 3B ODL 00[...]

  • Page 23

    – 23 – KV -T29SN81 RM-870 4-4. PICTURE DISTORTION ADJUSTMENT Item Number 00 – 08 00 HSF (H SHIFT) 01 HSZ (H SIZE) 02 PAP (PIN AMP) 03 CNP (CORNER PIN) 04 TLT (TILT) 05 VSL (V SLOP) 06 VAP (V ANP) 07 SCR (S CORRECTION) 08 VSF (V SHIFT) 00 HSF (H SHIFT) 01 HSZ (H SIZE) 02 P AP (PIN AMPLITUDE) 03 CNP (CORNER PIN) 04 TL T (TIL T) 05 VSL (V SLOPE)[...]

  • Page 24

    – 24 – KV -T29SN81 RM-870 MEMO[...]

  • Page 25

    ERC06-15S S3L20UF4 LN4SB60 LNK0220022G DTZ9.1 MA113-TX RD13ES-B2 RD2.2ES-B2 RD3.6ES-B1 RD39ES-B2 RD4.7ES-B2 RD5.1ES-B1 1SS119-25 RD9.1ES-L2 KV -T29SN81 RM-870 5-5. SEMICONDUCTORS DIODE TRANSISTOR IC – 50 – – 51 – – 52 – KV -T29SN81 RM-870 KV -T29SN81 RM-870 D1NL20 EL1Z GP08D HZT33-02TE RGP02-17EL-6433 RD3.6M-B2 RD5.6M-B2 DA204K DAN202K [...]

  • Page 26

    KV -T29SN81 RM-870 KV -T29SN81 RM-870 SECTION 6 EXPLODED VIEW NOTE: • Items with no part number and no description are not stocked because they are seldom required for routine service. • The construction parts of an assembled part are indicated with a collation number in the remark column. 6-1. CHASSIS [ : BVTP3 × 12 7-685-648-79 L : BVTP4 × [...]

  • Page 27

    KV -T29SN81 RM-870 KV -T29SN81 RM-870 * A-1298-958-A A BOARD,COMPLETE ********************* * 1-580-798-11 CONNECTOR PIN (DY) 6P * 4-049-131-01 CASE (A), SHIELD 4-352-844-01 PIN, LEAD, COA TING 4-382-854-11 SCREW (M3X10), P , SW (+) 7-682-950-01 SCREW +PSW 3X12 <CAP ACITOR> C001 1-163-011-11 CERAMIC CHIP 0.0015MF 10% 50V C002 1-126-965-11 ELE[...]

  • Page 28

    – 57 – REF . NO. P AR T NO . DESCRIPTION REMARK The components identified by shading and mark ! are critical for safety . Replace only with part number specified. REF . NO. P AR T NO. DESCRIPTION REMARK KV -T29SN81 RM-870 C802 1-107-364-11 MYLAR 0.01MF 10% 200V C804 1-163-009-11 CERAMIC CHIP 0.001MF 10% 50V C805 1-102-244-00 CERAMIC 220PF 10% 5[...]

  • Page 29

    – 58 – REF . NO . PAR T NO. DESCRIPTION REMARK REF . NO . P AR T NO . DESCRIPTION REMARK The components identified by shading and mark ! are critical for safety . Replace only with part number specified. KV -T29SN81 RM-870 D403 8-719-911-19 DIODE 1SS119-25 D513 8-719-109-84 DIODE RD5.1ESB1 D551 8-719-908-03 DIODE GP08D D561 8-719-911-19 DIODE 1[...]

  • Page 30

    – 59 – REF . NO. P AR T NO . DESCRIPTION REMARK The components identified by shading and mark ! are critical for safety . Replace only with part number specified. REF . NO. P AR T NO. DESCRIPTION REMARK KV -T29SN81 RM-870 Q109 8-729-120-28 TRANSISTOR 2SC1623-L5L6 Q110 8-729-120-28 TRANSISTOR 2SC1623-L5L6 Q202 8-729-920-72 TRANSISTOR 2SA1037K-T [...]

  • Page 31

    – 60 – REF . NO . PAR T NO. DESCRIPTION REMARK REF . NO . P AR T NO . DESCRIPTION REMARK The components identified by shading and mark ! are critical for safety . Replace only with part number specified. KV -T29SN81 RM-870 R251 1-216-295-91 SHOR T 0 R252 1-249-411-11 CARBON 330 5% 1/4W R253 1-216-073-00 RES,CHIP 10K 5% 1/10W R254 1-249-389-11 C[...]

  • Page 32

    – 61 – REF . NO. P AR T NO . DESCRIPTION REMARK The components identified by shading and mark ! are critical for safety . Replace only with part number specified. REF . NO. P AR T NO. DESCRIPTION REMARK KV -T29SN81 RM-870 R636 1-215-924-00 MET AL O XIDE 15K 5% 3W F R801 1-215-945-11 MET AL O XIDE 3.3K 5% 5W F R802 1-249-381-11 CARBON 1 5% 1/4W [...]

  • Page 33

    – 62 – REF . NO . PAR T NO. DESCRIPTION REMARK REF . NO . P AR T NO . DESCRIPTION REMARK The components identified by shading and mark ! are critical for safety . Replace only with part number specified. KV -T29SN81 RM-870 A 3 C1222 1-164-004-11 CERAMIC CHIP 0.1MF 10% 25V C1223 1-164-004-11 CERAMIC CHIP 0.1MF 10% 25V C1224 1-164-004-11 CERAMIC [...]

  • Page 34

    – 63 – REF . NO. P AR T NO . DESCRIPTION REMARK The components identified by shading and mark ! are critical for safety . Replace only with part number specified. REF . NO. P AR T NO. DESCRIPTION REMARK KV -T29SN81 RM-870 FB1205 1-412-911-11 FERRITE 0UH FB1206 1-412-911-11 FERRITE 0UH <FIL TER> FL1201 1-239-803-11 ENCAPSULA TED COMPONENT [...]

  • Page 35

    – 64 – REF . NO . PAR T NO. DESCRIPTION REMARK REF . NO . P AR T NO . DESCRIPTION REMARK The components identified by shading and mark ! are critical for safety . Replace only with part number specified. KV -T29SN81 RM-870 C710 1-102-114-00 CERAMIC 470PF 10% 50V C712 1-102-107-00 CERAMIC 120PF 10% 50V C713 1-102-107-00 CERAMIC 120PF 10% 50V C71[...]

  • Page 36

    – 65 – REF . NO. P AR T NO . DESCRIPTION REMARK The components identified by shading and mark ! are critical for safety . Replace only with part number specified. REF . NO. P AR T NO. DESCRIPTION REMARK KV -T29SN81 RM-870 * A-1241-269-A F1 BOARD, MOUNTED ********************* 1-533-223-11 CLIP , FUSE <CAP ACITOR> C1601 ! 1-104-706-51 FILM[...]

  • Page 37

    – 66 – REF . NO . PAR T NO. DESCRIPTION REMARK REF . NO . P AR T NO . DESCRIPTION REMARK The components identified by shading and mark ! are critical for safety . Replace only with part number specified. KV -T29SN81 RM-870 Q06 8-729-120-28 TRANSISTOR 2SC1623-L5L6 Q07 8-729-019-01 TRANSISTOR 2SD2394-EF Q08 8-729-140-96 TRANSISTOR 2SD774-34 Q09 8[...]

  • Page 38

    – 67 – REF . NO. P ART NO. DESCRIPTION REMARK The components identified by shading and mark ! are critical for safety . Replace only with part number specified. REF . NO. P AR T NO. DESCRIPTION REMARK KV -T29SN81 RM-870 <DIODE> D1761 8-719-911-19 DIODE 1SS119-25 D1763 8-719-911-19 DIODE 1SS119-25 D1764 8-719-911-19 DIODE 1SS119-25 D1767 8[...]

  • Page 39

    – 68 – REF . NO . PAR T NO. DESCRIPTION REMARK REF . NO . P AR T NO . DESCRIPTION REMARK The components identified by shading and mark ! are critical for safety . Replace only with part number specified. KV -T29SN81 RM-870 R1851 1-249-393-11 CARBON 10 5% 1/4W R1901 1-249-399-11 CARBON 33 5% 1/4W F <V ARIABLE RESISTOR> R V1814 1-241-764-11[...]