Aiwa TV-F2400 Service Manual
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Aiwa TV-F2400 Service Manual

Aiwa TV-F2400 Service Manual

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All manuals and user guides at all-guides.com
SERVICE MANUAL
COLOR TELEVISION
• This Service Manual is the "Revision Publishing" and replaces "Simple
Manual" (S/M Code No. 09-005-431-9T1).
• This Service Manual does not include "ADJUSTMENT". This item will be
issued in the next Supplement.
TV-F2400
S/M Code No. 09-007-431-9R1
U

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Summary of Contents for Aiwa TV-F2400

  • Page 1 All manuals and user guides at all-guides.com TV-F2400 SERVICE MANUAL COLOR TELEVISION • This Service Manual is the “Revision Publishing” and replaces “Simple Manual” (S/M Code No. 09-005-431-9T1). • This Service Manual does not include “ADJUSTMENT”. This item will be issued in the next Supplement.

  • Page 2: Specifications

    All manuals and user guides at all-guides.com SPECIFICATIONS Tuner System Frequency synthesized tuner TV System NTSC-M Channel Coverage VHF: 2 to 13 UHF: 14 to 69 CATV: 5A, A-1 to A-5, A to W, W+1 to W+84 Program Memory Antenna Input 75 ohms, unbalanced Picture Tube 24 in.

  • Page 3: Notices Before Repairing

    All manuals and user guides at all-guides.com NOTICES BEFORE REPAIRING To make the best use of this equipment, make sure to obey the following items when repairing (or mending). 1. Do not damage or melt the tunicate of the leading Insulation resistance: 1 MΩ...

  • Page 4: Rear Cabinet Removal

    All manuals and user guides at all-guides.com DISASSEMBLY INSTRUCTIONS 1. REAR CABINET REMOVAL Front cabinet (1) Remove four screws 1 , and three screws 2 , then remove the rear cabinet in the direction of the arrow. (See Figure1-1) Rear cabinet Figure 1-1 2.
  • Page 5 All manuals and user guides at all-guides.com (5) Push the anode cap with your thumb in the direction of arrow 1 as shown in the figure, then lift the cap in the direction of arrow 2 to release the hook on one side. (See Figure 2-3) Anode cap Hook...
  • Page 6 All manuals and user guides at all-guides.com (3) Eliminate twisting, etc. of the high-voltage cable and High-voltage cable Anode cap arrange it so that no twisting occurs. (See Figure 3-3) Caution : If the cable is not arranged correctly, the anode cap could turn and cause an installation defect.
  • Page 7 All manuals and user guides at all-guides.com (6) Apply the hook on one side to the anode button as shown on the figure. (See Figure 3-6) Caution : Check that the hook is held securely. (7) Apply the hook on the other side to the anode button as Hook shown in Figure 3-7.
  • Page 8 All manuals and user guides at all-guides.com 4. NK C.B REMOVAL (1) Disconnect CN903 (CRT GND). (2) Disconnect CN901, CN902, CN951, CN952. CN882 (3) Remove the NK C.B in the direction of arrow 1 . (Power cord) (See Figure 4-1) CN807 5.
  • Page 9 All manuals and user guides at all-guides.com ELETRICAL MAIN PARTS LIST REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION MAIN C.B 8A-JE7-621-010 IC,M37272MA-052SP C001 87-010-405-080 CAP,E 10-50 M 11L SME 87-A91-538-010 RCR UNIT,SBX1981-72P C002 87-018-209-080 CAP,TC U 0.1-50 Z F UP050 87-A21-378-010 IC,S-24C04BDP-1A C003...
  • Page 10 All manuals and user guides at all-guides.com REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION C328 87-010-405-080 CAP,E 10-50 M 11L SME C807 87-A10-568-010 CAP,PP 1000P-630 J APH C329 87-018-134-080 CAP,TC U 0.01-16 N Y UP050 C808 87-010-384-080 CAP,E 100-25 M 11L SME...
  • Page 11 All manuals and user guides at all-guides.com REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION L204 87-003-282-080 COIL,12UH J LAL02 C408 87-010-405-080 CAP,E 10-50 M 11L SME L205 8Z-JBH-610-010 COIL,PIF-SQ57EL349A 45.75MHZ C409 87-010-404-080 CAP,E 4.7-50 M 11L SME L206 87-005-614-080 COIL,100UH J LAV35...
  • Page 12 All manuals and user guides at all-guides.com REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION C488 87-010-384-080 CAP,E 100-25 M 11L SME C915 87-010-260-080 CAP,E 47-25 M 11L SME C489 87-010-197-080 C-CAP,S 0.01-25 K B C2012 C916 87-018-134-080 CAP,TC U 0.01-16 N Y UP050...

  • Page 13: Chip Resistor Part Code

    All manuals and user guides at all-guides.com CHIP RESISTOR PART CODE Chip Resistor Part Coding Figure Resistor Code Value of resistor Chip resistor Dimensions (mm) Wattage Type Tolerance Symbol Resistor Code Form 1/16W 1005 0.35 1/16W 1608 0.45 1/10W 2125 1.25 0.45 1/8W...

  • Page 14: Wiring - 1 (Main)

    All manuals and user guides at all-guides.com WIRING – 1 (MAIN) – 14 –...

  • Page 15: Schematic Diagram - 1 (Main)

    All manuals and user guides at all-guides.com SCHEMATIC DIAGRAM – 1 (MAIN) – –...

  • Page 16: Wiring - 2 (Audio)

    All manuals and user guides at all-guides.com WIRING – 2 (AUDIO) – 16 –...

  • Page 17: Schematic Diagram - 2 (Audio)

    All manuals and user guides at all-guides.com SCHEMATIC DIAGRAM – 2 (AUDIO) – –...
  • Page 18 All manuals and user guides at all-guides.com WIRING – 3 (NK) – 18 –...

  • Page 19: Schematic Diagram - 3 (Nk)

    All manuals and user guides at all-guides.com SCHEMATIC DIAGRAM – 3 (NK) – –...
  • Page 20 All manuals and user guides at all-guides.com WIRING – 3 (PS / S-JK) – 20 –...
  • Page 21 All manuals and user guides at all-guides.com SCHEMATIC DIAGRAM – 3 (PS) – 21 –...
  • Page 22 All manuals and user guides at all-guides.com SCHEMATIC DIAGRAM – 5 (S-JACK) – –...

  • Page 23: Ic Block Diagram

    All manuals and user guides at all-guides.com IC BLOCK DIAGRAM IC, LA7833 – 23 –...
  • Page 24 All manuals and user guides at all-guides.com – 24 –...
  • Page 25 All manuals and user guides at all-guides.com IC DESCRIPTION IC, M37272MA-0525SP Pin No. Pin Name Description BLK H Blanking H sync input. BLK V Blanking V sync input. A MUTE Audio Amp mute. L MUTE Audio mute. Q SUR Q surround switch. EEPROM Write protect.

  • Page 26: Voltage Chart

    All manuals and user guides at all-guides.com VOLTAGE CHART (POWER ON, COLOR BAR, VOLUME 10) REF NO. REF NO. Q310 0.65 0.012 4.61 0.310 REF NO. REF NO. 5.11 -0.42 5.05 Q311 3.92 3.304 REF NO. REF NO. 4.22 0.042 Q402 5.05 REF NO.
  • Page 27 All manuals and user guides at all-guides.com REF NO. REF NO. Q416 8.86 3.11 8.22 Q901 8.52 142.6 8.98 REF NO. REF NO. Q417 2.2535 1.896 Q902 8.51 139.7 8.98 REF NO. REF NO. Q418 3.562 8.86 Q903 8.51 138.1 8.98 REF NO.
  • Page 28 All manuals and user guides at all-guides.com IC1, M37272MA-052SP IC2, SBX1981-72P IC301, TA1268N PIN NO. VOLT (V) PIN NO. VOLT (V) PIN NO. VOLT (V) 4.22 0.025 5.09 4.83 3.946 5.11 0.022 0.002 0.02 3.257 0.029 0.696 IC3, S-24CO4BDP-1A 5.11 PIN NO.
  • Page 29 All manuals and user guides at all-guides.com IC403, TA1216AN IC405, NJM78M05FA PIN NO. VOLT (V) PIN NO. VOLT (V) PIN NO. VOLT (V) 4.77 5.12 4.81 4.71 5.43 2.476 8.86 5.37 3.921 5.45 9.03 0.23 5.13 IC406, MM1311AD 5.54 8.93 PIN NO.
  • Page 30 All manuals and user guides at all-guides.com IC701, CXA2104S IC804, NJM78M09FA IC407, TC90A45P PIN NO. VOLT (V) PIN NO. VOLT (V) PIN NO. VOLT (V) 8.87 4.065 3.83 2.237 11.77 2.801 2.422 4.051 IC805, NJM7809FA 1.275 PIN NO. VOLT (V) 3.877 9.04 4.046...
  • Page 31 All manuals and user guides at all-guides.com WAVEFORM 1 IC1 PIN 1 (BLK H) 5 Q202 EMITTER 0.1 V/div 1 V/div 20 µs/div 0.2 ms/div 2 IC1 PIN 2 (BLK V) 6 IC301 PIN 19 (R OUT) 1 V/div 1 V/div 20 µs/div 5 ms/div 3 IC1 PIN 11 (SD)
  • Page 32 All manuals and user guides at all-guides.com 9 IC301 PIN 45 (CHROMA IN) # IC407 PIN 10 (FSC-IN) 0.2 V/div 0.1 V/div 0.1 µs/div 20 µs/div $ IC407 PIN 13 (C-OUT) 0 IC301 PIN 43 (Y IN) % IC407 PIN 15 (Y-OUT) 0.5 V/div 10 µs/div 0.2 V/div...
  • Page 33 All manuals and user guides at all-guides.com * CN601 PIN 2 (H-) = T602 PIN 3 50 V/div 20 V/div 20 µs/div 20 µs/div [ Q751 (EMITTER) ( CN601 PIN 4 (V-) ] Q752 (EMITTER) 5 V/div 0.2 V/div 5 ms/div 0.5 ms/div ) CN601 PIN 5 (V+) \ J702 (VIDEO OUTPUT)
  • Page 34 All manuals and user guides at all-guides.com _ Q903 COLLECTOR (B-DRIVE) D827 ANODE (at POWER ON) 50 V/div 50 V/div 5 µs/div 20 µs/div , D822 ANODE (at POWER ON) 5 V/div 5 µs/div . Q901 COLLECTOR (R-DRIVE) 50 V/div 20 µs/div / Q902 COLLECTOR (G-DRIVE) 50 V/div...

  • Page 35: Mechanical Exploded View

    All manuals and user guides at all-guides.com MECHANICAL EXPLODED VIEW 1 / 1 P.C.B P.C.B P.C.B P.C.B P.C.B TV-F2400 U1M (FileName:EXP.EPS) 126/7 AJE-5 – 35 –...

  • Page 36: Mechanical Parts List

    DESCRIPTION 1 8A-JE5-003-010 PANEL,MAIN U 2 8Z-JE7-005-010 LENS,LED 3 8Z-JE7-006-010 LENS,RC 4 8A-JE7-003-010 KEY,MAIN 3 5 8Z-JE7-008-010 BADGE,AIWA ST 52.5 6 8A-JE5-006-010 CABI,FR U ASSY 7 8Z-JB3-620-010 SPKR,6*12 8OHM 15W 8 8A-JE7-004-010 BTN,POWER 3 9 84-LB3-216-010 HLDR,LED 10 8Z-JE5-640-010 CONN ASSY,4P SP-25...
  • Page 37 All manuals and user guides at all-guides.com 2–11, IKENOHATA 1–CHOME, TAITO-KU, TOKYO 110, JAPAN TEL:03 (3827) 3111 9620450 0251431 Printed in Singapore...

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