Download
Share
Print this page
Teac CT-F6870S Service Manual
  1. Manuals
  2. Brands
  3. Teac Manuals
  4. TV
  5. CT-F6870S
  6. Service manual
Teac CT-F6870S Service Manual

Teac CT-F6870S Service Manual

68cm ctv
Hide thumbs

Advertisement

Quick Links

Download this manual

SERVICE MANUAL

CTF6870S
68CM CTV
APR03
SERVCTF6870

Advertisement

loading

Related Manuals for Teac CT-F6870S

Summary of Contents for Teac CT-F6870S

  • Page 1: Service Manual

    SERVICE MANUAL CTF6870S 68CM CTV APR03 SERVCTF6870...
  • Page 2 TEAC SERVICE MANUAL CT-F6870S 1. Caution……………………………………………………………2 2. Specification………………………………………………………6 3. BOM List …………………………………………………………13 4. Alignment Procedure………………………………………….…36 5. Block Diagram……………………………………………………42 6. Schematic Diagram………………………………………………43 7. PCB Layout………….……………………………………………44 8. Exploded View Diagram ……………………Temporary Absence This manual is the latest at the time of printing, and does not include the modification which may be made after the printing, by the constant improvement of product.
  • Page 3 CAUTION: Use of controls, adjustments or procedures other than those specified herein may result in hazardous radiation exposure. CA UTION: TO REDUCE THE RISK OF CAUTION ELECTRICAL SHOCK, DO NOT REMOVE COVER (OR BACK). NO USER SERVICEABLE RISK RISK OF OF ELECTRI ELECTRIC C PARTS INSIDE.

  • Page 4: Important Safety Instructions

    IMPORTANT SAFETY INSTRUCTIONS CAUTION: Read all of these instructions. Save these instructions for later use. Follow all Warnings and Instructions marked on the audio equipment. 1. Read Instructions- All the safety and operating instructions should be read before the product is operated. 2.
  • Page 5 PROTECTION AND LOCATION OF YOUR SET Do not use this television set near water ... for example, near a bathtub, washbowl, kitchen sink, or laundry tub, in a wet basement, or near a swimming pool, etc. Never expose the set to rain or water. If the set has been exposed to rain or water, unplug the set from the wall outlet and refer servicing to qualified service personnel.
  • Page 6 OPERATION OF YOUR SET 18. This television set should be operated only from the type of power source indicated on the marking label. If you are not sure of the type of power supply at your home, consult your television dealer or local power company. For television sets designed to operate from battery power, refer to the operating instructions.

  • Page 7: Product Specification

    PRODUCT SPECIFICATION MODEL： ： ： ： CT-F6870S AMBIENT CONDITIONS： ： ： ： AMBIENT TEMPERATURE： ： ： ： OPERATING ： ： ： ： -10° ° ° ° C ~ +40° ° ° ° C STORAGE ： ： ： ： -15° ° ° ° C ~ +45° ° ° ° C HUMIDITY ：＜...
  • Page 8 GENERAL SPECIFICATION : 14” 20” 21” 25” 29” 34” OTHER 2: CHASSIS: DIGITAL NICAM STEREO ANALOG SURROUND SOUND TELETEXT GERMAN STEREO S.VHS OTHER COMB-F ,VM, INTERNAL WOOFER BOX CPU: TSB M5C01 TSB M5C03 TSB M5ENG TSB M6/M6A TSB M7/M7A TSB M8A TSB M8B TSB CTS-654A TSB M2A...

  • Page 9: Power Consumption

    CH21--CH69 CH14--CH83 CHR1--CHR12（OIRT） CH1--CH12/CH13-CH57（CHINA BAND） OTHER CATV 470MHz 6： SCANNING LINES AND FREQUENCIES 625 LINES 15.625kHz 50Hz 525 LINES 15.75kHz 60Hz 525/625 LINES 15.625kHz /15.75kHz 50/60Hz 7： COLOUR SUB-CARRIER 4.433MHz 3.579MHz 3.58MHz 8： INTERMEDIATE FREQUENCIES PICTURE 39.5MHz SOUND 6.0MHz PICTURE 38.9MHz SOUND5.5MHz PICTURE 38.0MHz SOUND 6.5MHz...
  • Page 10 13”& 14”---1W 20”& 21”---2W 20”& 21”---2W + 2W (R + L) 25”---4W + 4W (R + L) 29” >=6W + 6W (R + L) 34”---8W + 8W(R + L) OTHER 12： AERIAL INPUT IMPEDANCE 75 Ω UNBALANCED DIN JACK ANT.INPUT75 75Ω...
  • Page 11 PLL FREQUENCY SYNTHESIZER (F.S.) 2： PRESETTABLE PROGRAM 50 PROGRAMS 0-99 PROGRAMS 100 PROGRAMS 181 PROGRAMS OTHER 3： TUNING FOR VHF AND UHF BANDS AUTO SEARCH） MANUAL TUNING） FINE TUNING 4： PICTURE AND SOUND ADJUSTMENT BRIGHT，CONTRAST，COLOUR AND VOLUME CONTROL TINT CONTROL(NTSC) TREBLE，BASS，BALANCE CONTROL SHARPNESS CONTROL 4D FAULT SOUND STETTING, FIVE-BAND EQUALIZER...
  • Page 12 9： FULL FUNCTION INFRARED REMOTE CONTROL P/N OF REMOTE CONTROL INLAY) : 58-HS46F2-MUI 10： REMOTE EFFECTIVE DISTANCE 8 m C： CONSTRUCTION OF FRONT PANEL MAIN POWER SWITCH FUNCTION SELECT REMOTE SENSOR MENU SELECT SYSTEM FUNCTION S.VHS INPUT MICROPHONE INPUT TV/AV SELECT STANDBY INDICATOR PROGRAM VOLUME UP/DOMN BAND SELECT...
  • Page 13 RCA SOCKET SCART SOCKET(AV) S SCART SOCKET(FULL) SPECIFICATION SCART VIDEO INPUT 75Ω S 0.5V 0.5V AUDIO INPUT 10kΩ (R+L) VIDEO OUTPUT 75Ω 0.5V 0.5V AUDIO OUTPUT 1kΩ (R+L) 0.7V RGB INTPUT 75Ω AUDIO LINE OUTPUT 1kΩ F： OTHERS INFORMATION 1. FLYBACK ： 37-BS2901-58BOX 2.
  • Page 14 Sheet1 03-29704T-AA5 Effective Date : 2002-7-23 Item Quantity Parent Item Parent Item Description Item No. Item Description Type Designator Requirement C102, C211, C212, C213, C242, 27-MBC104-J0X CAP. M.P.E.0.1 UF 50V +/-5% C252 08-29704T-MAN ASS'Y - MAIN BD 27-PBC222-J0X CAP. P.E. 2200 PF 50V +/-5% 2 C207, C221 08-29704T-MAN ASS'Y - MAIN BD...
  • Page 15 Sheet1 66-343730-0B0 HOLLOW RIVET 1.6X3.0XL3.2 5 FOR T461 08-29704T-MAN ASS'Y - MAIN BD 41-BF0100-3BB WIRE UL 1007 #24 100MM ORG 1 FOR P1 - P1 08-29704T-MAN ASS'Y - MAIN BD 13-000040-52P IC 4052 2 IC961, IC962 08-29704T-MAN ASS'Y - MAIN BD 13-0TDA26-16S IC TDA2616 (AUDIO O/P) 1 IC601...
  • Page 16 Sheet1 26-AIC391-KBX CAP. CER 390 PF 500V +/-10% B 1 C403 08-29704T-MAN ASS'Y - MAIN BD 34-A608K6-1BX COIL CHOKE 0.6 UH +/-10% 1 L412 08-29704T-MAN ASS'Y - MAIN BD 34-R100J2-0EX COIL PL - 10 UH +/-5% 1 L252 08-29704T-MAN ASS'Y - MAIN BD 34-R101J2-0EX COIL PL - 100 UH +/-5% 3 L201, L211, L271...
  • Page 17 Sheet1 18-FE0472-JNX RES. M.O. 4.7K OHM 1/2W +/-5% 1 R471 08-29704T-MAN ASS'Y - MAIN BD 25-GFB109-K1X CAP. ELEC 1UF 50V +/-10% 1 C223 08-29704T-MAN ASS'Y - MAIN BD 18-EG0109-JHX RES. FUS. 1 OHM 2W +/-5% 1 R431 08-29704T-MAN ASS'Y - MAIN BD 18-CB0470-JNX RES.
  • Page 18 Sheet1 J223, J249A, J251, J661, J811, 41-WJ0175-B00 WIRE BARE JUMPER 17.5MM J912, J913 08-29704T-MAN ASS'Y - MAIN BD C202, C274, C911, C912, C913, C921, C922, C923, C931, C932, 25-BCB470-M1X CAP. ELEC 47 UF 16V +/-20% C943, C981, C991 08-29704T-MAN ASS'Y - MAIN BD R005, R012A, R017, R029, R031, R040, R051, R054, R055, R061, R101, R102, R225, R237, R633,...
  • Page 19 Sheet1 C001, C002, C013, C061, C062, C127, C224, C305, C312, C411, C602, C606, C936, C937, C942, 26-EBP102-KBX CAP. CER 1000 PF 50V +/-10% B C971 08-29704T-MAN ASS'Y - MAIN BD C075, C083, C111, C121, C125, C126, C203, C205, C215, C226, C229, C256, C273, C275, C657, 26-EBP103-ZFX CAP.
  • Page 20 Sheet1 41-WJ0130-B00 WIRE BARE JUMPER 13MM 3 J239, J346, J413 08-29704T-MAN ASS'Y - MAIN BD J032, J133, J153, J235, J237, J243, J245, J255, J262, J347, 41-WJ0150-B00 WIRE BARE JUMPER 15MM J461, J542, J714, J721A, J722A, J782, J931 08-29704T-MAN ASS'Y - MAIN BD 26-EBP221-JCX CAP.
  • Page 21 Sheet1 J543, J601, J633, J732, R025, R026, J022A, J044, J123, J132, J141, J733, J825, J826, J832, R027, R028A, J229, J230, J232, J242, J261, J834, J836, J837, J838, R028B, R028C, 41-WJ0060-B00 WIRE BARE JUMPER 6MM J301, J338, J401, J421, J512, J523 J911, J921, R023, R024 R126, R224, R241 08-29704T-MAN...

  • Page 22: Fuse Holder

    Sheet1 ASS'Y - POWER 18-FG0223-JHX RES. M.O. 22K OHM 2W +/-5% 1 R836 08-02988T-PW1 PARTS "AUST" ASS'Y - POWER 18-FG0333-JHX RES. M.O. 33K OHM 2W +/-5% 2 R810, R839 08-02988T-PW1 PARTS "AUST" ASS'Y - POWER 08-02988T-PW1 PARTS "AUST" 18-GG0228-JHX RES WIRE ROUND 0.22 OHM 2W 5% 1 R830 ASS'Y - POWER 26-AIC221-KBX...
  • Page 23 Sheet1 ASS'Y - POWER 25-BEA102-M1X CAP. ELEC 1000 UF 35V +/-20% 1 C832 08-02988T-PW1 PARTS "AUST" ASS'Y - POWER 25-BKA100-M1X CAP. ELEC 10 UF 200V +/-20% 2 C808, C838 08-02988T-PW1 PARTS "AUST" ASS'Y - POWER 08-02988T-PW1 PARTS "AUST" 25-BKJ221-M1X CAP. ELEC 220 UF 200V +/-20% 1 C835 ASS'Y - POWER 41-WJ0065-B00...
  • Page 24 Sheet1 ASS'Y - POWER 26-EBP102-KBX CAP. CER 1000 PF 50V +/-10% B 1 C811 08-02988T-PW1 PARTS "AUST" ASS'Y - POWER 26-EBP103-ZFX CAP. CER 0.01UF 50V +80-20% F 1 C815 08-02988T-PW1 PARTS "AUST" ASS'Y - POWER 08-02988T-PW1 PARTS "AUST" 26-EBP221-JCX CAP. CER 220 PF 50V +/-5% CH 1 C810 ASS'Y - POWER 13-000L78-05S...
  • Page 25 Sheet1 ASS'Y - POWER 10-0EU2YX-F0X DIODE EU2YX (FAST RECOVERY) 2 D833, D834 08-02988T-PW1 PARTS "AUST" ASS'Y - POWER 10-0RU3AM-F01 DIODE RU3AM (FAST RECOVERY) 1 D831 08-02988T-PW1 PARTS "AUST" ASS'Y - POWER 08-02988T-PW1 PARTS "AUST" 10-0RU4YX-F0X DIODE RU4YX (FAST RECOVERY) 1 D830 ASS'Y - POWER 34-R220K2-1BX COIL CHOKE 22 UH +/-10%...
  • Page 26 Sheet1 18-CB0471-JNX RES. C.F. 470 OHM 1/6W +/-5% 1 R033B 08-02970T-IRY ASS'Y - RECEIVER BD 25-BCB470-M1X CAP. ELEC 47 UF 16V +/-20% 1 C070A 08-02970T-IRY ASS'Y - RECEIVER BD 62-313930-1HA LED HOLDER 08-02970T-IRY ASS'Y - RECEIVER BD 14-LED05R-XX0 LED HFR105 (5MM) 1 D1001A 08-02970T-IRY ASS'Y - RECEIVER BD...
  • Page 27 Sheet1 ASS'Y - CRT BD 26-EBP103-ZFX CAP. CER 0.01UF 50V +80-20% F 2 C508, C509 08-02988T-CR2 (ORION) ASS'Y - CRT BD 26-EBP391-JCX CAP. CER. 390PF 50V +/-5% CH 1 C501 08-02988T-CR2 (ORION) ASS'Y - CRT BD 08-02988T-CR2 (ORION) 26-EBP471-JCX CAP. CER 470 PF 50V +/-5% CH 2 C502, C503 ASS'Y - CRT BD 46-30615H-04X...
  • Page 28 Sheet1 18-CB0821-JNX RES. C.F. 820 OHM 1/6W +/-5% 1 R567 08-02988T-VMY ASS'Y - VM BD 18-CD0122-JNX RES. C.F. 1.2K OHM 1/4W +/-5% 1 R571 08-02988T-VMY ASS'Y - VM BD 18-CE0470-JNX RES. C.F. 47 OHM 1/2W +/-5% 2 R592, R595 08-02988T-VMY ASS'Y - VM BD 25-BCB101-M1X CAP.
  • Page 29 Sheet1 ASS'Y - DYNAMIC 36-DFC001-XX0 FOCALIZING TRANS. 1 T1501 08-02988T-DFY FOCUS ASS'Y - COMB FILTER 40-2900NT-CSB P.C.B. COMB FILTER & SECAM BD 08-29884T-CFN ASS'Y - COMB FILTER 08-29884T-CFN 41-WJ0065-B00 WIRE BARE JUMPER 6.5MM 1 J1111 ASS'Y - COMB FILTER 41-WJ0100-B00 WIRE BARE JUMPER 10MM 1 J1120 08-29884T-CFN...
  • Page 30 Sheet1 ASS'Y - COMB FILTER 13-0TDA91-81P IC TDA9181 (COMB FILTER) 1 IC1101 08-29884T-CFN 08-02916T-NIY ASS'Y - NICAM BD 27-MBC334-J0X CAP. M.P.E 0.33UF 50V +/-5% 2 C1029, C1030 08-02916T-NIY ASS'Y - NICAM BD 27-PBC822-J0X CAP. P.E. 8200 PF 50V +/-5% 2 C1008, C1009 08-02916T-NIY ASS'Y - NICAM BD 13-MSP34C-HGP IC MSP34CHG B5...
  • Page 31 Sheet1 ASS'Y - WOOFER 27-PBC223-J0X CAP. P.E. 0.022UF 50V +/-5% 1 C627 08-03416T-W0Y AMP PARTS ASS'Y - WOOFER 13-0TDA26-16S IC TDA2616 (AUDIO O/P) 1 IC621 08-03416T-W0Y AMP PARTS ASS'Y - WOOFER 08-03416T-W0Y AMP PARTS 18-CB0102-JNX RES. C.F. 1K OHM 1/6W +/-5% 2 R621, R625 ASS'Y - WOOFER 18-CB0302-JNX...

  • Page 32: Remote Handset

    Sheet1 ASS'Y - WOOFER 26-EBP104-ZFX CAP. CER 0.1UF 50V +80-20% F 3 C628, C636A, C641 08-03416T-W0Y AMP PARTS ASS'Y - WOOFER 64-P30080-104 M/C SCREW P 3 X 8 2 FOR IC621 08-03416T-W0Y AMP PARTS ASS'Y - WOOFER 08-03416T-W0Y AMP PARTS 65-Z30050-23M NUT M 3 2 FOR IC621...
  • Page 33 Sheet1 ASS'Y - IR HANDSET 11-0BC337-0BX TRANSISTOR BC337-40 (NPN) 1 Q1501 08-HS46F0-M13C (NI/BG/SW) ASS'Y - IR HANDSET 14-IRE05B-XX0 INFARED EMITTING DIODE 1 D1501 08-HS46F0-M13C (NI/BG/SW) ASS'Y - IR HANDSET 08-HS46F0-M13C (NI/BG/SW) 25-HBB470-M1X CAP. ELEC 47UF 10V +/-20% 1 C1503 ASS'Y - IR HANDSET 26-EBP101-JCX CAP.
  • Page 34 Sheet1 ASS'Y - FRONT 65-A60180-20E EXT. TOOTH WASHTER 6 X 18 X 2 4 MTG CRT TO F.CAB 08-29704T-FCN CABINET ASS'Y - FRONT 54-113971-0UE PVC TUBE #6 L=160MM 2 FOR SPK.WIRE 08-29704T-FCN CABINET ASS'Y - FRONT 08-29704T-FCN CABINET 18-CB0475-JNX RES. C.F. 4.7M OHM 1/6W +/-5% 1 R1 FOR CRT(GND) ASS'Y - FRONT...
  • Page 35 Sheet1 ASS'Y - REAR 63-B40200-AB3 S/T SCREW B 4 X 20 AB 4 MTG WOOFER PIPE TO R.CAB 08-29704T-RCN CABINET ASS'Y - REAR 63-B40250-AB3 S/T SCREW B 4 X 25 AB (BLACK) 10 MTG R.CAB TO F.CAB 08-29704T-RCN CABINET ASS'Y - REAR 08-29704T-RCN CABINET 63-F30100-BT3...
  • Page 36 Sheet1 72-29704T-E05 OPERATION MANUAL 08-29704T-PAN ASS'Y - PACKING 74-130130-80HAA POLYBAG W/SUFFOCATION WARNING C 08-29704T-PAN ASS'Y - PACKING 76-A2970U-0AT CARTON BOX 08-29704T-PAN ASS'Y - PACKING 49-341790-BAT BATTERY AA SIZE 08-29704T-PAN ASS'Y - PACKING 74-022032-6WE POLYBAG (22CMX32CMX0.06MM) 1 FOR OPERATION MANUAL 08-29704T-PAN ASS'Y - PACKING 75-2970LL-CC0 POLYFOAM (LL)
  • Page 37 TB1240 + TCLM13 chassis alignment instruction Enter factory mode in production line Simply press the D-mode key on the factory remote handset. Enter service mode Press and hold the VOLUME DOWN key tightly on the unit until minimum level and don’t release the VOLUMN DOWN key, then press the DISPLAY key on the remote handset three times.
  • Page 38 Vertical VPOS50 (04) Input a PAL cross Adjust VPOS50 for vertical position. geometry for HIGH50 (25) hatch pattern. Adjust HIGH50 for vertical amplitude. PAL system VLIN50 (04) Adjust VLIN50 for vertical linearity. (Key 2) VSC50 (05) Adjust VSC50 for vertical S-correction OSD50 (20) Adjust OSD50 for OSD position (normally use default value).
  • Page 39 (curve of --------- VOL05 is the volume output level at 5% volume VOL25 is the volume output level at 25% control) Remark: The value of VOL05 and VOL25 was not suggested to vary in every set. It is suggested to use the default value. 13 White balance R CUT (6B) Black and white...
  • Page 40 11 Two digit key SHPTV3 (1A) ---------- SHPTV3 – 50% sharpness in 3.58 system -/-- SHPAV3 (1A) (TV) (sharpness SHPTV4 (18) SHPAV3 – 50% sharpness in 3.58 system (AV) adjustment) SHPAV4 (18) SHPTV4 – 50% sharpness in 4.43 system SHPX (1A) (TV) SHPN (1F) SHPAV4 –...
  • Page 41 System setting of M13 VCDM0 (default value: 28) BIT Item System switch: 0 : normal identify mode 1 : weak signal identify mode White peak suppress: 0: on 1: off ABL gain 00: -0.74v 01: -0.64v 10: -0.37v 11: -0.12v ABL start point 00: -0.01v 01: -0.11v 10: -0.3v 11: -0.45v...
  • Page 42 MODE1 BIT Item BG : 0 : off 1 : on 0 : off 1 : on DK : 0 : off 1 : on 0 : off 1 : on 4, 5 SSIF1, SSIFO Default sound system after auto search: 00 : BG 01 : I 10 : DK 11 : M AV/TV: 0: TV/AV...
  • Page 43 M13 Block Diagram By XiaoCM2002/8/8 AV/TV Select Audio, Video out 140V,23V,5V,9V Power Supply AV In/Out AV Selector Audio Selector Speakers T802 IC 961 IC962 AV1/AV2 Select Audio Amplifier IC601 Video In board Tunner SAW Filter TB1240 V. Drive Deflection TU101 Z101 IC201 IC301...