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Aiwa TV-AR205 Service Manual

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SERVICE MANUAL
COLOR TELEVISION
Sistemas de recepção de cores:
Recepção de canais (181 canais)
Cinescópio (tubo de imagens):
Alimentação elétrica (FREE VOLTAGE)110 a 240V AC - 50/60Hz
Consumo de energia
Potência acústica:
Peso
Dimensões (LxAxP):
• Design and specifications are subject to change without notice.
All manuals and user guides at all-guides.com
TV-AR205
SPECIFICATION
PAL-M/PAL-N/NTSC com seleção automática ou manual
VHF = canais de 2 a 13
UHF = canais de 14 a 69
CATV = canais de 1a 125
20 polegadas
Diagonal visual: 48 cm (19 polegadas)
85 W
2,5 W por canal
18,5 kg
610 x 440 x 483 mm
S/M Code No. 09-009-349-1N1
RHCAM

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Summary of Contents for Aiwa TV-AR205

  • Page 1 All manuals and user guides at all-guides.com TV-AR205 RHCAM SERVICE MANUAL COLOR TELEVISION SPECIFICATION Sistemas de recepção de cores: PAL-M/PAL-N/NTSC com seleção automática ou manual Recepção de canais (181 canais) VHF = canais de 2 a 13 UHF = canais de 14 a 69 CATV = canais de 1a 125 Cinescópio (tubo de imagens):...

  • Page 2: 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: 7.0 to 9.5 M (500 V/s) wire on the AC1 side, including the power supply Voltage-withstand: 3.0 KV for 1 minute...

  • Page 3: Electrical Main Parts List

    All manuals and user guides at all-guides.com ELECTRICAL MAIN PARTS LIST REF. NO PART NO. KANRI DESCRIPTION REF. NO PART NO. KANRI DESCRIPTION CAP.CERAMICO C304 C1-490-510-300 CAP.SMD X7R 10KPF/50V K 0805 C401 C1-490-433-004 CAP.SMD NPO 33PF/50V J 0805 C410 C1-363-471-600 C.C.D.Y5P/Y5E 470PF>=500V K C402 C1-490-433-004...
  • Page 4 All manuals and user guides at all-guides.com REF. NO PART NO. KANRI DESCRIPTION REF. NO PART NO. KANRI DESCRIPTION C733 C1-380-478-521 ELCO G1 0,47UF/50V M C732 C1-490-510-300 CAP.SMD X7R 10KPF/50V K 0805 C805 C1-292-221-055 ELCO 220UF / 385V (30X30) C808 C1-490-533-200 CAP.SMD X7R 3,3KPF/50V K 0805 C806...
  • Page 5 C1-710-100-023 I.C. SMD HEF4052B M1/BU4052BCF DZ804 C1-415-171-901 DIODO BZX79C18V IC604 C1-710-100-063 I.C. SMD TDA-9850T DZ808 C1-415-169-001 DIODO BZX79C3V6 IC701 C1-710-100-095 I.C. XC68HC08TV24CP-AIWA IC702 C1-710-100-062 I.C. SMD MN24C08MN6 DZ701 C1-415-169-301 DIODO BZX79C4V7 DZ703 C1-415-169-301 DIODO BZX79C4V7 DZ803 C1-415-169-301 DIODO BZX79C4V7 INDUTOR/BOBINA...
  • Page 6 All manuals and user guides at all-guides.com REF. NO PART NO. KANRI DESCRIPTION REF. NO PART NO. KANRI DESCRIPTION L803 C1-319-953-000 INDUTOR 33UH R509 C1-183-522-192 RES.METAL FILME 1/2W 220R 5% N LF801 C1-312-400-900 FILTRO DE LINHA ELF18N012A R510 C1-183-522-192 RES.METAL FILME 1/2W 220R 5% N R608 C1-183-522-292 RES.METAL FILME 1/2W 2,2K 5% N...
  • Page 7 All manuals and user guides at all-guides.com REF. NO PART NO. KANRI DESCRIPTION REF. NO PART NO. KANRI DESCRIPTION REF. NO PART NO. KANRI DESCRIPTION RES.SMD R731 C1-502-547-202 RES.SMD 4,7K 5% 0805 PEPCIPRINCIPAL R732 C1-502-547-202 RES.SMD 4,7K 5% 0805 R101 C1-502-539-202 RES.SMD 3,9K 0805 R734...
  • Page 8 All manuals and user guides at all-guides.com SCHEMATIC DIAGRAM-1 (MAIN C.B-1/6) MAIN C. B -1/6 (TUNER/DECODER/FRONT SECTION) SPARK MAIN C.B -5/6 TU 10 1 +33V MAIN C.B -2/6 OUT -L OUT -R C621 R113 1kp F/5 0V C108 C618 C623 C625 C627 2k7(N)
  • Page 9 All manuals and user guides at all-guides.com SCHEMATIC DIAGRAM-2 (MAIN C.B-2/6) MAIN C. B -2/6 (AUDIO/V.DRIVE SECTION) MAIN C.B CN6 01 -1/6 FL601 OUT-R R608 EP 60 1 IC 60 1 8V2(N) TDA101 3B AUD2R 2k2 (N) DZ601 C650 1uF/50 V R609 RIGHT R610...
  • Page 10 All manuals and user guides at all-guides.com SCHEMATIC DIAGRAM-3 (MAIN C.B-3/6) MAIN C. B -3/6 (CONTROL SECTION) MAIN C.B -2/6 MAIN C.B -1/6 Q703 BC847B FB701 R747 C717 L70 3 R751 R757 22KpF/ 50V(N) 33u H C718 C716 220 uF/ 16V 1KpF/5 0V( N) C719 33p F/5 0V...
  • Page 11 All manuals and user guides at all-guides.com SCHEMATIC DIAGRAM-4 (MAIN C.B-4/6) MAIN C. B -4/6 (AUDIO/VIDEO PROCESS SECTION) MAIN C.B -6/6 MAIN C.B +V. DR HSY N H_V CC -1/6 HOUT SF101 -V. DR PAL-M PAL-N M1971M/ 100 kpF /25 V Q202 F6221 R406...
  • Page 12 All manuals and user guides at all-guides.com SCHEMATIC DIAGRAM-5 (MAIN C.B-5/6) MAIN C. B -5/6 (POWER SECTION) SPARK MAIN C.B -1/6 FB80 1 FB802 T801 Q801 D806 2SK254 5 SK- 4F1/06 C820 150 R(N) FR803 DZ804 1K- NFR25 18V(N) R814 FR802 D808 D804...
  • Page 13 All manuals and user guides at all-guides.com SCHEMATIC DIAGRAM-6 (MAIN C.B-6/6) MAIN C. B -6/6 (FLYBACK TRANS SECTION) MAIN C.B -3/6 -4/6 HOU T H_VCC CN401 -12 V HSYN L40 2 FR403 D403 20u H 1R- 1/2 W SK- 4F1/06 HTGND NK C.B C425...
  • Page 14 All manuals and user guides at all-guides.com WIRING-1 (NK C.B) SCHEMATIC DIAGRAM-7 (NK C.B) NK C. B NK C. B S C R E E N T O M A I N P C B 7 2 2 1 8 - 0 2 IC 90 1 VI P RE F...
  • Page 15 All manuals and user guides at all-guides.com WIRING-2 (MAIN C.B) MAIN C. B...
  • Page 16 All manuals and user guides at all-guides.com WAVEFORM 4 - PINO # 20 IC501 8 - PINO # 41 IC501 CONDITIONS: 12 - R OUT PUT 500mV/Div. 20.0µs/Div. 1.0V/Div. 20.0µs/Div. 200mV/Div. 10.0µs/Div. 1- TV MODE 2- RF INPUT CH 3 90dB 3- SOUND MONO VOL.
  • Page 17 All manuals and user guides at all-guides.com 16 - PINO # 16 IC401 5.0V/Div. 500µs/Div. 17 - PINO # 5 IC301 10.0V/Div. 5.0ms/Div. 18 - PINO # 1 IC301 100mV/Div. 5.0ms/Div. 19 - PINO # 7 IC301 100mV/Div. 500ms/Div.
  • Page 18 All manuals and user guides at all-guides.com VOLTAGE CHARTS IC301 IC601, IC602 IC603 PIN# VOLTAGE (V) PIN# VOLTAGE (V) PIN# VOLTAGE (V) 12.8 -10.4 14.9 -11.8 11.9 0.082 IC501 IC604 PIN# VOLTAGE (V) PIN# VOLTAGE (V) PIN# VOLTAGE (V) PIN# VOLTAGE (V) -2.2...
  • Page 19 All manuals and user guides at all-guides.com IC701 IC801 PIN# VOLTAGE (V) PIN# VOLTAGE (V) PIN# VOLTAGE (V) 2.39 1.95 IC901 PIN# VOLTAGE (V) IC702 PIN# VOLTAGE (V) IC703 PIN# VOLTAGE (V)

  • Page 20: Ic Block Diagrams

    All manuals and user guides at all-guides.com IC BLOCK DIAGRAMS IC, HEF4052 IC, TDA9309 THERMAL PROTECTION POWER AMPLIFIER CONTROL UNIT FLYBACK GENERATOR IC, TDA1013B...
  • Page 21 All manuals and user guides at all-guides.com IC, TDA8841 IC, TL431 EW/DRV IF_AMP R-Y/B-Y +VDRIVE- SWITCH OVER BLANK CVBS SINC VOLTAGE 2.5Vref CVBS SEP R-Y/B-Y DETECTOR VERTICAL HORIZONTAL 90 0 CHROMA GEOMETRY GEOMETRY CHROMA VERTICAL FASE VCX0 REFERENCE PROCESS PROCESS BANDPASS SAWTOOTH AUDIO...
  • Page 22 All manuals and user guides at all-guides.com ELECTRICAL ADJUSTMENT Important recommendations INTRODUCTION Before beginning the adjustments, the TV set should be a pre-heated during at least 15 Note: minutes. It is necessary to pre-heat the TV during 15 minutes, before its calibration. The positioning of the TV set should obey the magnetic parameters of South America that it is -120 vertical mG.

  • Page 23: Pulse Width

    Phase timing const. #1 Bit3 Noise coring Bit3 Phase timing const. #2 Bit4 Vertical guard Bit4 ON/OFF behavior Bit5 Search tuning mode Bit5 Aiwa indication Bit6 Blanking mode Bit6 POC control POC off=1 control. Bit7 Video ident mode Bit7 Not used Not used...

  • Page 24: Geometry Of The Image

    All manuals and user guides at all-guides.com Register 24 (OP4): This register has CC line number - (Low nibble to 60Hz and high nibble to 50Hz) The Bits 0,1,2,3 are used to select the line where Closed Caption information will be extracted when in 60Hz, and the bits 4, 5, 6, 7 are used to select the line where Closed Caption information will be extracted when in 50Hz Note:...

  • Page 25: White Balance

    All manuals and user guides at all-guides.com White balance Note: The cut point doesn’t need adjustment, because it’s automatically made by the IC501. The white adjustment is already pre-adjusted and incised in the IC501 and, thus, its adjustment is not necessary. Otherwise, if it is necessary to change the temperature of the white pattern, proceed in the following way: a) Enter in the service mode.
  • Page 26 All manuals and user guides at all-guides.com MECHANICAL EXPLDED VOESW 1/1...

  • Page 27: Color Name Table

    All manuals and user guides at all-guides.com MECHANICAL MAIN PARTS LIST 1/1 REF. NO PART NO. KANRI DESCRIPTION 1 C1-577-221-902 GABINETE FRONTAL 2 C1-677-221-902 EMBLEMA AIWA 3 C1-677-221-903 TECLADO 4 C1-677-221-904 PAINEL FRONTAL 5 C1-677-221-905 TECLA POWER 6 C1-777-221-908 SUPORTE DO LED...
  • Page 28 All manuals and user guides at all-guides.com 2–11, IKENOHATA 1–CHOME, TAITO-KU, TOKYO 110-8710, JAPAN TEL:03 (3827) 3111 727105 Printed in Singapore...

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