Tedelex EC2975N Service Manual
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Tedelex EC2975N Service Manual

Chassis: m13
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  • Page 11: Enter Service Mode

    M13 Chassis Alignment Note that settings may vary per model, and system settings will vary per extra function e.g.: Nicam, Secam. Enter Service Mode. Reduce volume to zero. Hold in the volume down button on the front panel and press the display button on the remote controller three times.
  • Page 12 >    C3 %! &  &7! C3"     (03)   D%:DC3     &7! D%:DC3"   !  (23) &   %C3 &7! %C3"     (06) /B 40 6C3 &7! 6C3"     (00)  C3 &7!   C3       (20) /!  ! "! 0    ?3 %! 26 &7! ?3"     (01)   D%:D?3      &7! D%:D?3"   !  (2B) 26   %?3   &7! %?3"     (06) /B 80...
  • Page 13 /!"  3C/30  3C  "! ! !  "  CI "!  4C/4C0 4C  "! ! !  "  4CI  0 + , 2  "!   3C  4C *    !   "  "   %    !  !   ! "!  -8   .  +62 1*   -   !      ! *  (80) 7!    :62  /&0   <    +62  ;3 (A3) / -0 162...
  • Page 14 -- 2*    D28/440  D28 G C3I    8C;   A D&8/440 /20 /   D2>/-?0 D&8 G C3I    8C;   7!   0 D&>/-?0 /&0 DK/-40 D2> G C3I    >>8   D/850 /20 D&> G C3I    >>8   /&0 DKGH!   DG!  ...
  • Page 15    #$% 6 3/ ! "! ,4; .. 0010 1000) 1%2 %  3   *  ,  3,     -,*       -     ! ,  3,  -, &1    4$8 33,39>"  3-,3?>"  -3,389"  --,3-4" &1      >$C 33,33-"  3-,3--"  -3,38"   --,3>C" ? 6,21-48;$4E5 6! !   3,&2$  -,>>8 %    $   !  * *    3,    -,...
  • Page 16 (default value: D7 .. 1101 0111)  - 1%2 %   1:,       3,  -, %,         3,  -, B,       3,  -, ,        3,  -, >$C !  !   !   , 33,1:  3-,%  -3, B  --,...
  • Page 30 IC Voltages. IC001 TMP87CS38N M3 TSB CPU IC201 TB1240AN IF/Chroma Pin No Volts Pin No Volts Pin No Volts Pin No Volts IC301 TA8427K IC601 TDA2616 Vertical Amp Audio Amp Pin No Volts Pin No Volts 12v4 11v7 24v5 27v4 12v6 12v5 IC651 TA1216AN Audio Processor...
  • Page 31 IC Voltages. IC801 STR-F6656 IC961 4052 Power Supply Pin No Volts Pin No Volts Pin No Volts Pin No Volts 2v3 * 18v0 * 0v05 * 0v * 313v * IC1001 MSP34HG B5 Nicam Decoder Pin No Volts Pin No Volts IC961 4052 Pin No...

  • Page 32: Transistor Voltages

    Transistor Voltages. Position Collector Base Emitter Type Function Q001 2SC1815Y TV/AV Switch Buffer Q002 2SC1815Y AV2/AV1 Switch Buffer Q031 2SC1815Y Test Pattern Switch Buffer Q032 2SC1815Y Test Signal Buffer Q051 -0v2 2SC1815Y H Sync Amp Drain Gate Source Q052 FET 2SK2541 V Sync Amp Q061...

  • Page 33: Parts List

    EC2975N Parts List TEDELEX COLOUR TV EC-2975N 74 cm Nicam PARTS LIST Boards and Assemblies Cabinet Front Cabinet Rear CRT Base Board Main Board Nicam Board Power Switch Board DPC Board Side AV Board Front Switch Board Accessories 33.1...

  • Page 34: Cabinet Rear

    EC2975N Parts List Boards and Assemblies CRT Base Board (cont.) Position Description Part Number Position Description Part Number CRT Base Board EC2975-L Filters, Inductors. Main Board EC2975-O Nicam Board EC2975-P L502 COIL CHOKE 22UH 10% 34-R220K2-1B3 Power Switch Board EC2975-S...
  • Page 35 EC2975N Parts List Main Board (cont.) Main Board (cont.) Position Description Part Number Position Description Part Number Capacitors (cont.) Capacitors (cont.) C074 CAP ELCO 10UF 20% 16V 25-BCB100-M1X C276 CAP ELCO 10UF 20% 16V 25-BCB100-M1X C075 CAP CERCO 0.01UF 80-20% 50V...
  • Page 36 EC2975N Parts List Main Board (cont.) Main Board (cont.) Position Description Part Number Position Description Part Number Capacitors (cont.) Capacitors (cont.) C674 CAP CERCO 0.1UF 20% 50V 26-EBP104-ZF1 C981 CAP ELCO 47UF 20% 16V 25-BCB470-M1X C675 CAP CERCO 0.1UF 20% 50V...
  • Page 37 EC2975N Parts List Main Board (cont.) Main Board (cont.) Position Description Part Number Position Description Part Number Filters Inductors Resonators Transformers Resistors (cont.) L051 COIL PL 22UH 5% 34-R220J2-0EX R031 RES CF 10K 5% 0W166 18-CB0103-JNX L053 COIL PL 2.2UH 5%...
  • Page 38 EC2975N Parts List Main Board (cont.) Main Board (cont.) Position Description Part Number Position Description Part Number Resistors (cont.) Resistors (cont.) R225 RES CF 10K 5% 0W166 18-CB0103-JNX R663 RES CF 22K 5% 0W166 18-CB0223-JNX R226 RES CF 180R +/-5% OW25...
  • Page 39 EC2975N Parts List Main Board (cont.) Main Board (cont.) Position Description Part Number Position Description Part Number Resistors (cont.) Transistors (cont.) R940 RES CF 47R 5% 0W166 18-CB0470-JNX Q933 TRANS 2SC1815Y 11-SC1815-YB1 R945 RES CF 1K 5% 0W166 18-CB0102-JNX Q934...

  • Page 40: Side Av Board

    EC2975N Parts List Nicam Board (cont.) DPC Board Position Description Part Number Position Description Part Number Filter Inductor Resonator Capacitors L1001 COIL PL 10UH 5% 34-R100J2-0EX C1501 CAP PP 0.056UF +/-5% 400V 27-RHQ563-J0X X1001 CRYSTAL 18.432M 45-OSC18M-4Y0 C1502 CAP METAL PE 0.1UF 10% 400V...
  • Page 41 EC2975 Parts List TEDELEX COLOUR TV EC-2975 74 cm PARTS LIST Boards and Assemblies AV Board (Side) Cabinet Front Cabinet Rear CRT Base Board DPC Board Front Switch Board Main Board Power Switch Board Accessories 41.1 of 8...

  • Page 42: Cabinet Front

    18-CB0681-JNX KEY KNOB (OVAL) UPPER 56-HS45EK-2HABE R513 RES CF 680R 5% 0W166 18-CB0681-JNX LENS-SENSOR & LED 56-2975LE-0HCAA LOGO TEDELEX SILVER 56-291690-1HAAB R514 RES CF 2K7 5% 0W166 18-CB0272-JNX PAD RUBBER 25MM 7MM Qty2 59-130460-00X R515 RES CF 1K 5% 0W166...
  • Page 43 EC2975 Parts List DPC Board (cont) Main Board (cont) Position Description Part Number Position Description Part Number Miscellaneous Capacitors (cont) BRACKET IF BD 67-257870-2T0 C074 CAP ELCO 10UF 20% 16V 25-BCB100-M1X NUT M3 65-Z3005X-23M C075 CAP CERCO 0.01UF 80-20% 50V 26-EBP103-ZF1 SCREW MC B M3 10MM 64-B3010X-104...
  • Page 44 EC2975 Parts List Main Board (cont) Main Board (cont) Position Description Part Number Position Description Part Number Capacitors (cont) Capacitors (cont) C254 CAP CERCO 100PF 5% 50V 26-EBP101-JC1 C652 CAP PE 0.0082UF +/-5% 50V 27-PBC822-J0X C255 CAP CERCO 100PF 5% 50V 26-EBP101-JC1 C653 CAP PE 0.027UF +/-5% 50V...
  • Page 45 EC2975 Parts List Main Board (cont) Main Board (cont) Position Description Part Number Position Description Part Number Capacitors (cont) Diodes (cont) C856 CAP CERCO 0.1UF 20% 50V 26-EBP104-ZF1 D721 DIODE 1N4148 10-1N4148-AB1 C911 CAP ELCO 47UF 20% 16V 25-BCB470-M1X D731 DIODE ZENER 12V 5% 0W5 10-79C12V-DB1 C912...
  • Page 46 EC2975 Parts List Main Board (cont) Main Board (cont) Position Description Part Number Position Description Part Number Integrated Circuit Resistors (cont) IC001 IC TMP87CS38N M3 TSB 13-274020-00P R073 RES CF 100R 5% 0W166 18-CB0101-JNX IC002 IC M24C08 13-M24C08-00P R074 RES CF 3K3 5% 0W166 18-CB0332-JNX IC201 IC TB1240AN...
  • Page 47 EC2975 Parts List Main Board (cont) Main Board (cont) Position Description Part Number Position Description Part Number Resistors (cont) Resistors (cont) R259 RES CF 330R 5% 0W166 18-CB0331-JNX R723 RES CF 2K2 5% 0W25 18-CD0222-JMX R261 RES CF 220R 5% 0W166 18-CB0221-JNX R724 RES CF 1K 5% 0W25...
  • Page 48 EC2975 Parts List Main Board (cont) Main Board (cont) Position Description Part Number Position Description Part Number Resistors (cont) Transistors (cont) R946 RES CF 1K 5% 0W166 18-CB0102-JNX Q913 TRANS 2SC1815Y 11-SC1815-YB1 R947 RES CF 1K 5% 0W166 18-CB0102-JNX Q921 TRANS 2SC1815Y 11-SC1815-YB1 R948...
  • Page 49 EC2575 Parts List TEDELEX COLOUR TV EC2575 64 cm PARTS LIST Boards and Assemblies Cabinet Front Cabinet Rear CRT Base Board Main Board Side AV Board Front Switch Board Accessories 49. 1 of 7...

  • Page 50: Cabinet Rear

    EC2575 Parts List Boards and Assemblies CRT Base Board (cont.) Position Description Part Number Position Description Part Number MANUAL INSTRUCTIONS ML259+AA725 Resistors CRT Base Board EC2575-L Main Board EC2575-O R501 RES CF 560R 5% 0W166 18-CB0561-JNX Side AV Board EC2575-V R502 RES CF 680R 5% 0W166 18-CB0681-JNX...
  • Page 51 EC2575 Parts List Main Board (cont.) Main Board (cont.) Position Description Part Number Position Description Part Number Capacitors (cont.) Capacitors (cont.) C091 CAP CERCO 330PF 5% 50V 26-EBP331-JC1 C303 CAP ELCO 2200UF 20% 35V 25-BEG222-M1X C092 CAP CERCO 220PF 5% 50V 26-EBP221-JC1 C304 CAP PE 0.056UF +/-5% 50V...
  • Page 52 EC2575 Parts List Main Board (cont.) Main Board (cont.) Position Description Part Number Position Description Part Number Capacitors (cont.) Connectors C732 CAP CERCO 0.01UF 80-20% 50V 26-EBP103-ZF1 P911 RCA JACK 3P YEL.WHT.RED/SW 47-322900-00G C745 CAP CERCO 0.1UF 20% 50V 26-EBP104-ZF1 P931 RCA JACK 3P YEL.WHT.RED/SW 47-322900-00G...
  • Page 53 EC2575 Parts List Main Board (cont.) Main Board (cont.) Position Description Part Number Position Description Part Number Filters Inductors Resonators Transformers (cont.) Resistors (cont.) L121 COIL CHOKE 1UH 10% 34-A109K2-1IX R031 RES CF 10K 5% 0W166 18-CB0103-JNX L201 COIL PL 100UH 5% 34-R101J2-0EX R033 RES CF 1K 5% 0W166...
  • Page 54 EC2575 Parts List Main Board (cont.) Main Board (cont.) Position Description Part Number Position Description Part Number Resistors (cont.) Resistors (cont.) R217 RES CF 220R 5% 0W166 18-CB0221-JNX R603 RES CF 2K2 5% 0W166 18-CB0222-JNX R218 RES CF 2K2 5% 0W166 18-CB0222-JNX R604 RES CF 2K2 5% 0W166...
  • Page 55 EC2575 Parts List Main Board (cont.) Main Board (cont.) Position Description Part Number Position Description Part Number Resistors (cont.) Transistors (cont.) R928 RES CF 100K 5% 0W166 18-CB0104-JNX Q451 TRANS 2SC1815Y 11-SC1815-YB1 R929 RES CF 100K 5% 0W166 18-CB0104-JNX Q631 TRANS 2SC1815Y 11-SC1815-YB1 R931...
  • Page 56 EC2906 Parts List chassis TEDELEX COLOUR TV EC2906 74 cm PARTS LIST Boards and Assemblies Cabinet Front Cabinet Rear CRT Base Board Main Board Accessories 56. 1 of 7...
  • Page 57 EC2906 Parts List Boards and Assemblies CRT Base Board (cont.) Position Description Part Number Position Description Part Number ASSY IR HANDSET "E" 08-2906XT-RMN Transistors CRT Base Board EC2906-L Main Board EC2906-O Q501 TRANS 2SC4544 11-SC4544-0A3 Q502 TRANSISTOR 2PC1815Y 11-PC1815-YBX Cabinet Front Q503 TRANS 2SC4544 11-SC4544-0A3...
  • Page 58 EC2906 Parts List Main Board (cont.) Main Board (cont.) Position Description Part Number Position Description Part Number Capacitors (cont.) Capacitors (cont.) C085 CAP CERCO 330PF 5% 50V 26-EBP331-JC1 C307 CAP MPE 0.22UF +/-5% 50V 27-MBC224-J0X C091 CAP CERCO 330PF 5% 50V 26-EBP331-JC1 C308 CAP PE 0U039F 5% 50V...
  • Page 59 EC2906 Parts List Main Board (cont.) Main Board (cont.) Position Description Part Number Position Description Part Number Capacitors (cont.) Diodes C806 CAP ELCO 220UF +/-20% 400V 25-BMJ221-M1X D031 LED RED 5MM FO205 14-255670-LR3 C807 CAP CER 220PF +/-5% 2KV 26-AMK221-JZX D041 DIODE 1N4148 10-1N4148-ABX...
  • Page 60 EC2906 Parts List Main Board (cont.) Main Board (cont.) Position Description Part Number Position Description Part Number Filters, Inductors, Resonators, Transformers (cont.) Resistors (cont.) L255 COIL PL 5U6H 5% 34-R569J2-0EX R029 RES CF 10K 5% 0W166 18-CB0103-JNX L256 COIL PL 12UH 5% 34-R120J2-0EX R031 RES CF 10K 5% 0W166...
  • Page 61 EC2906 Parts List Main Board (cont.) Main Board (cont.) Position Description Part Number Position Description Part Number Resistors (cont.) Resistors (cont.) R221 RES CF 7K5 5% 0W166 18-CB0752-JNX R631 RES CF 22K 5% 0W166 18-CB0223-JNX R222 RES CF 330R 5% 0W166 18-CB0331-JNX R632A RES CF 15K 5% 0W166...
  • Page 62 EC2906 Parts List Main Board (cont.) Main Board (cont.) Position Description Part Number Position Description Part Number Resistors (cont.) Transistors (cont.) R935 RES CF 150R 5% 0W166 18-CB0151-JNX Q261 TRANSISTOR 2PC1815Y 11-PC1815-YBX R936 RES CF 1K 5% 0W166 18-CB0102-JNX Q401 TRANS 2SC4544 11-SC4544-0A1 Q412...
  • Page 63 EC34187 Parts List chassis TEDELEX Colour TV EC34187 87 cm PARTS LIST Boards and Assemblies Cabinet Front Cabinet Rear CRT Base Board Main Board p3 - p8. Front Control Board AV Board Side AV Board Key Board Accessories 63. 1 of 8...
  • Page 64 L501 DIODE 1N4148 10-1N4148-ABX INLAY SIDE AV 58-345000-2UI1B L502 COIL CHOKE 22UH +/-10% 34-R220K2-1BX L505 BEAD FERRITE HF70 35-237250-00X LOGO (TEDELEX) 67-366140-3A0AC L506 BEAD FERRITE HF70 35-237250-00X M/C SCREW H 8.0x35 B qty4 64-H80350-104 MIDDLE CABINET 55-3416MC-1CN1F Resistors NUT M8 qty4...
  • Page 65 EC34187 Parts List Main Board Main Board (cont.) Position Description Part Number Position Description Part Number Capacitors Capacitors (cont.) CAP CER 220PF +/-5% 2KV 26-AMK221-JZX C217 CAP ELCO 100UF 20% 16V 25-BCB101-M1X C001 CAP CER 1000PF +/-10% 50V 26-EBP102-KBX C221 CAP PE 0.0022UF +/-5% 50V 27-PBC222-J0X C002...
  • Page 66 EC34187 Parts List Main Board (cont.) Main Board (cont.) Position Description Part Number Position Description Part Number Capacitors (cont.) Capacitors (cont.) C471 CAP M P 5.6NF +/-20% 100V 27-MCC562-J0X C837 CAP CERCO B 0U01F 10% 500V 26-AIM103-KBX C602 CAP CER 1000PF +/-10% 50V 26-EBP102-KBX C838 CAP ELCO 10UF +/-20% 200V...
  • Page 67 EC34187 Parts List Main Board (cont.) Main Board (cont.) Position Description Part Number Position Description Part Number Diodes Filters, Inductors, Resonators, Transformers (cont.) D041 DIODE 1N4148 10-1N4148-ABX L256 COIL PL 12UH 5% 34-R120J2-0EX D042 DIODE 1N4148 10-1N4148-ABX L262 COIL PL 12UH 5% 34-R120J2-0EX D043 DIODE 1N4148...
  • Page 68 EC34187 Parts List Main Board (cont.) Main Board (cont.) Position Description Part Number Position Description Part Number Resistors (cont.) Resistors (cont.) R044 RES CF 2K2 5% 0W166 18-CB0222-JNX R224 RES CF 10R 5% 0W166 18-CB0100-JNX R051 RES CF 10K 5% 0W166 18-CB0103-JNX R225 RES CF 10K 5% 0W166...
  • Page 69 EC34187 Parts List Main Board (cont.) Main Board (cont.) Position Description Part Number Position Description Part Number Resistors (cont.) Resistors (cont.) R608 RES C.F 8.2 OHM +/-5% 0W25 18-CD0829-JNX R929 RES CF 100K 5% 0W166 18-CB0104-JNX R631 RES CF 22K 5% 0W166 18-CB0223-JNX R931 RES CF 470R 5% 0W166...

  • Page 70: Front Control Board

    EC34187 Parts List Main Board (cont.) Front Control Board (cont.) Position Description Part Number Position Description Part Number Transistors (cont.) Switches Q631 TRANS 2SC1815Y 11-SC1815-YBX S801 SWITCH POWER 48-POW001-AX0 Q633 TRANS 2SA1015Y 11-SA1015-YBX Q711 TRANS 2SC1815Y 11-SC1815-YBX Miscellaneous Q721 TRANS 2SA1015Y 11-SA1015-YBX Q722 TRANS 2SD1499Q...
  • Page 71 Nicam Board EC2975N...
  • Page 72 EC2975N...
  • Page 73 EC2975 EC2575 EC2906 EC34187...
  • Page 74 EC2975N...
  • Page 76 EC2975 EC2575 EC2906 EC34187...

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