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Teac EC-2560 Service Manual
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Teac EC-2560 Service Manual

Teac EC-2560 Service Manual

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SERVICE MANUAL

CTM5954
59CM CTV
APR03
CTM5954SERV

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Summary of Contents for Teac EC-2560

  • Page 1: Service Manual

    SERVICE MANUAL CTM5954 59CM CTV APR03 CTM5954SERV...

  • Page 2: Alignment Procedure

    TEAC SERVICE MANUAL EC-2560 1. Caution……………………………………………………………2 2. Specification………………………………………………………6 3. BOM List ……………………… …………...Temporary Absence 4. Alignment Procedure………………………………………….…13 5. Block Diagram……………………………………………………19 6. Schematic Diagram………………………………………………20 7. PCB Layout………….……………………………………………21 8. Explore Diagram................22 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： ： ： ： 2560 AMBIENT CONDITIONS： ： ： ： AMBIENT TEMPERATURE： ： ： ： OPERATING ： ： ： ： -10° ° ° ° C ~ +40° ° ° ° C STORAGE ： ： ： ： -15° ° ° ° C ~ +45° ° ° ° C HUMIDITY OPERATING：＜...
  • 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 CPU: TSB M5C01 TSB M5C03 TSB M5ENG TSB M6/M6A M7/M7A TSB M8A TSB M8B TSB CTS-654A TSB M2A SS M4F PHIL.CTV 222S MIT.(2911)
  • Page 9 CH2--CHS20（CABLE BAND） CH2--CH13（USA BAND） 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...
  • Page 10 11： AUDIO OUTPUT POWER (7％THD) 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 25” >=6W + 6W (R + L) 12：...

  • Page 11: Manual Tuning

    VOLTAGE SYNTHESIZER (V.S.) 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...
  • Page 12 9： FULL FUNCTION INFRARED REMOTE CONTROL P/N OF REMOTE CONTROL INLAY) : 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 ： 2.
  • Page 14 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 15 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 16 (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 17 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 18 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 19 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 20 Part number Description Location ----------------- T825604TCR1 ASS'Y -CRT BD (S.S) 101N4148ABX DIODE 1N4148 (SWITCHING) D501 101N4148ABX DIODE 1N4148 (SWITCHING) D502 101N4148ABX DIODE 1N4148 (SWITCHING) L501 11A562TM0BX TRANSISTOR 2SA562TM-0 Q507 11SC1815YBX TRANSISTOR 2SC1815Y Q502 11SC1815YBX TRANSISTOR 2SC1815Y Q504 11SC1815YBX TRANSISTOR 2SC1815Y Q506 11SC45440AX TRANSISTOR 2SC4544...
  • Page 21 Part number Description Location ----------------- 1000EU1ZFBX DIODE EU1Z (FAST RECOVERY) D804 1000EU1ZFBX DIODE EU1Z (FAST RECOVERY) D805 1000EU1ZFBX DIODE EU1Z (FAST RECOVERY) D806 10HER108FBX DIODE HER108 D803 100EU2YXFBX DIODE EU2YX (FAST RECOVERY) D833 100EU2YXFBX DIODE EU2YX (FAST RECOVERY) D834 100RU3AMF0X DIODE RU3AM (FAST RECOVERY) D831 100RU4YXF0X...
  • Page 22 Part number Description Location ----------------- 26AIM103KBX CAP. CER 0.01UF 500V +/-10% B C834 26AIM103KBX CAP. CER 0.01UF 500V +/-10% B C837 26AKK222KRX CAP. CER 2200 PF 1KV +/-10% R C814 26AMM221JZX CAP. CER 220 PF 2KV +/-5% SL 26AMM221JZX CAP. CER 220 PF 2KV +/-5% SL C807 26APK471KBJ CAP.
  • Page 23 Part number Description Location ----------------- 4610962W02X PIN BASE *2 TJC2-2A 4628559W02X PIN BASE *2 TJC1-2A 64B30120104 M/C SCREW B 3 X 12 64P30080104 M/C SCREW P 3 X 8 64P30080104 M/C SCREW P 3 X 8 64P30080104 M/C SCREW P 3 X 8 65Z3005023M NUT M 3 6620516X0B0...
  • Page 24 Part number Description Location ----------------- 1079C12VDBX DIODE ZENER 12V 1/2W 5% D732 1079C4V7DBX DIODE ZENER 4V7 1/2W 5% D222 1079C5V1DBX DIODE ZENER 5V1 1/2W 5% D061 1079C5V1DBX DIODE ZENER 5V1 1/2W 5% D101 1079C8V2DBX DIODE ZENER 8V2 1/2W 5% D471 10PC574JDJX DIODE ZENER UPC 574J D111...
  • Page 25 Part number Description Location ----------------- 13A18V01TOP IC TCL-A18V01-TO IC001 18CB0101JNX RES. C.F. 100 OHM 1/6W +/-5% R003 18CB0101JNX RES. C.F. 100 OHM 1/6W +/-5% R006 18CB0101JNX RES. C.F. 100 OHM 1/6W +/-5% R007 18CB0101JNX RES. C.F. 100 OHM 1/6W +/-5% R009 18CB0101JNX RES.
  • Page 26 Part number Description Location ----------------- 18CB0103JNX RES. C.F. 10K OHM 1/6W +/-5% R716 18CB0103JNX RES. C.F. 10K OHM 1/6W +/-5% R757 18CB0103JNX RES. C.F. 10K OHM 1/6W +/-5% R960 18CB0103JNX RES. C.F. 10K OHM 1/6W +/-5% R961 18CB0103JNX RES. C.F. 10K OHM 1/6W +/-5% R962 18CB0103JNX RES.
  • Page 27 Part number Description Location ----------------- 18CB0221JNX RES. C.F. 220 OHM 1/6W +/-5% R255 18CB0221JNX RES. C.F. 220 OHM 1/6W +/-5% R261 18CB0221JNX RES. C.F. 220 OHM 1/6W +/-5% R401 18CB0221JNX RES. C.F. 220 OHM 1/6W +/-5% R264 18CB0221JNX RES. C.F. 220 OHM 1/6W +/-5% R203 18CB0222JNX RES.
  • Page 28 Part number Description Location ----------------- 18CB0433JNX RES. C.F. 43k OHM 1/6W +/-5% R314 18CB0470JNX RES. C.F. 47 OHM 1/6W +/-5% R021 18CB0470JNX RES. C.F. 47 OHM 1/6W +/-5% R077 18CB0470JNX RES. C.F. 47 OHM 1/6W +/-5% R084 18CB0470JNX RES. C.F. 47 OHM 1/6W +/-5% R085 18CB0470JNX RES.
  • Page 29 Part number Description Location ----------------- 18FF0681JGX RES. M.O. 680 OHM 1W +/-5% R411 18FG0399JHX RES. M.O. 3.9 OHM 2W +/-5% R726 18FG0479JHX RES. M.O. 4.7 OHM 2W +/-5% R303 18GF0109JGX RES WIRE ROUND 1 OHM 1W +/-5% R311 18GG0109JHX RES WIRE ROUND 1 OHM 2W +/-5% R422 18GM0302KTX RES.
  • Page 30 Part number Description Location ----------------- 26EBP103ZFX CAP. CER 0.01UF 50V +80/-20% F C935 26EBP103ZFX CAP. CER 0.01UF 50V +80/-20% F C961 26EBP103ZFX CAP. CER 0.01UF 50V +80/-20% F C962 26EBP104ZFX CAP. CER 0.1UF 50V +80%/-20% C107 26EBP104ZFX CAP. CER 0.1UF 50V +80%/-20% C114 26EBP104ZFX CAP.
  • Page 31 Part number Description Location ----------------- 27MBC224J0X CAP. M.P.E 0.22UF 63V +/-5% C307 27MBC474J0X CAP. M.P.E 0.47UF 63V +/-5% C225 27MBC474J0X CAP. M.P.E 0.47UF 63V +/-5% C243 27MBC474J0X CAP. M.P.E 0.47UF 63V +/-5% C603 27MBC474J0X CAP. M.P.E 0.47UF 63V +/-5% C604 27MCC272J0X CAP.
  • Page 32 Part number Description Location ----------------- 41WJ0050B00 WIRE BARE JUMPER 5MM J420 41WJ0050B00 WIRE BARE JUMPER 5MM J435 41WJ0050B00 WIRE BARE JUMPER 5MM J436 41WJ0050B00 WIRE BARE JUMPER 5MM J437 41WJ0050B00 WIRE BARE JUMPER 5MM J636 41WJ0050B00 WIRE BARE JUMPER 5MM J637 41WJ0050B00 WIRE BARE JUMPER 5MM...
  • Page 33 Part number Description Location ----------------- 41WJ0065B00 WIRE BARE JUMPER 6.5MM J514 41WJ0065B00 WIRE BARE JUMPER 6.5MM J511 41WJ0065B00 WIRE BARE JUMPER 6.5MM J433 41WJ0065B00 WIRE BARE JUMPER 6.5MM J632 41WJ0065B00 WIRE BARE JUMPER 6.5MM J725 41WJ0065B00 WIRE BARE JUMPER 6.5MM J729 41WJ0065B00 WIRE BARE JUMPER 6.5MM...
  • Page 34 Part number Description Location ----------------- 41WJ0080B00 WIRE BARE JUMPER 8 MM J453 41WJ0085B00 WIRE BARE JUMPER 8.5MM J122 41WJ0085B00 WIRE BARE JUMPER 8.5MM J204 41WJ0085B00 WIRE BARE JUMPER 8.5MM J205 41WJ0085B00 WIRE BARE JUMPER 8.5MM J424 41WJ0085B00 WIRE BARE JUMPER 8.5MM J441 41WJ0085B00 WIRE BARE JUMPER 8.5MM...
  • Page 35 Part number Description Location ----------------- 41WJ0115B00 WIRE BARE JUMPER 11.5MM J628 41WJ0115B00 WIRE BARE JUMPER 11.5MM J246 41WJ0115B00 WIRE BARE JUMPER 11.5MM J522 41WJ0120B00 WIRE BARE JUMPER 12MM J051 41WJ0120B00 WIRE BARE JUMPER 12MM J434 41WJ0120B00 WIRE BARE JUMPER 12MM J711 41WJ0120B00 WIRE BARE JUMPER 12MM...
  • Page 36 Part number Description Location ----------------- 41WJ0150B00 WIRE BARE JUMPER 15MM J211 41WJ0150B00 WIRE BARE JUMPER 15MM J347 41WJ0160B00 WIRE BARE JUMPER 16MM J238 41WJ0160B00 WIRE BARE JUMPER 16MM J325 41WJ0160B00 WIRE BARE JUMPER 16MM J334 41WJ0160B00 WIRE BARE JUMPER 16MM J431 41WJ0160B00 WIRE BARE JUMPER 16MM...
  • Page 37 Part number Description Location ----------------- 6210654X00F UNI-TIE (2.5mmX95mm) 622276800UA HOLDER CABLE FOR FBT (2) 622560MB0UN MAIN BD BRAKET 623134100HA BRACKET 63B30100BT4 S/T SCREW B 3 X 10 BT 63W30100AB4 S/T SCREW W 3 X 10 AB 63W30120AB4 S/T SCREW W 3 X 12 AB 64P30080104 M/C SCREW P 3 X 8 64P30080104...
  • Page 38 Part number Description Location ----------------- 25BCB101M1X CAP. ELEC 100 UF 16V +/-20% C228 25BCB101M1X CAP. ELEC 100 UF 16V +/-20% C257 25BCB101M1X CAP. ELEC 100 UF 16V +/-20% C658 25BCB101M1X CAP. ELEC 100 UF 16V +/-20% C934 25BCB101M1X CAP. ELEC 100 UF 16V +/-20% C944 25BCB101M1X CAP.
  • Page 39 Part number Description Location ----------------- 740220326WE POLYBAG (23cmX34cmX0.06mm) 7412012080HAA POLYBAG W/SUFFOCATION WARNING 752560LLCC0 POLYFOAM "LL" 752560LRCC0 POLYFOAM "LR" 752560ULCC0 POLYFOAM "UL" 752560URCC0 POLYFOAM "UR" 76AI25600AT CARTON BOX T825604TRCN ASS'Y REAR CABINET 4207808GXX0 SPEAKER 8 OHM 10W SP601 4207808GXX0 SPEAKER 8 OHM 10W SP602 4627322H02X HS 2P24 360/7 F/W SM-2P WH...
  • Page 40 Part number Description Location ----------------- 63H60300OB4 S/T SCREW H 6 X 30 OB 63W30100AB4 S/T SCREW W 3 X 10 AB 63W30100AB4 S/T SCREW W 3 X 10 AB 63W30100AB4 S/T SCREW W 3 X 10 AB 63B30100AB4 S/T SCREW B 3 X 10 AB 65A6018020E EXT.
  • Page 41 Part number Description Location ----------------- 26EBP101JCX CAP. CER 100PF 50V +/-5% CH C1502 402909NTRMB P.C.B. REMOTE HANDSET BD 45COS455KY0 CERAMIC RESONATOR 455KHZ X1501 49HS46F000X RUBBER PAD KEYS 55HS46FB0HA CASE LOWER - REMOTE HANDSET 55HS46FD0HA DOOR BATT. - REMOTE HANDSET 55HS46FT0HA CASE UPPER - REMOTE HANDSET 58HS46F27UI INLAY REMOTE HANDSET...
  • Page 42 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...