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Teac AG-790A Service Manual
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AG-790A Versions
T/C,EUR,UK,230E,HKG
Effective : Sep. 2005
AG-790A
AM/FM STEREO Receiver
CONTENTS
3 EXPLODED VIEWS AND PARTS LIST
PC boards shown are viewed from parts side.
The parts with no reference number or no parts number in the
exploded views are not supplied.
As regards the resistors and capacitors, refer to the circuit diagrams
contained in this manual.
Parts marked with this sign are safety critical components. They
must be replaced with identical components - refer to the appropriate
parts list and ensure exact replacement.
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NOTES
2
3
9
13
20
21

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Summary of Contents for Teac AG-790A

  • Page 1: Table Of Contents

    AM/FM STEREO Receiver CONTENTS AG-790A Versions 1 SPECIFICATIONS ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・...
  • Page 2: Specifications

    AG-790A 1 SPECIFICATIONS Amplifier Section Output Power ......100 + 100 watts RMS (0.9 % THD, 1 kHz, 8 ohms) Total Harmonic Distortion .
  • Page 3: Ic Specifications

    AG-790A 2 IC SPECIFICATIONS -3-...
  • Page 4 AG-790A T T D D A A 7 7 3 3 1 1 8 8 D D ( ( I I C C 2 2 3 3 ) ) B B L L O O C C K K D D I I A A G G R R A A M M...
  • Page 5 AG-790A N N J J M M 4 4 5 5 5 5 6 6 A A ( ( I I C C 2 2 5 5 ) ) -5-...
  • Page 6 AG-790A N N J J M M 2 2 0 0 6 6 8 8 ( ( I I C C 2 2 1 1 , , I I C C 2 2 2 2 ) ) -6-...
  • Page 7 AG-790A C C D D 4 4 0 0 6 6 6 6 B B ( ( I I C C 2 2 4 4 ) ) -7-...
  • Page 8 AG-790A TRANSISTOR, REGULATOR IC BLOCK DIAGRAM � � �� � � � � �� � � � �� � � � � �� � � ��� � �� � � � � ��� � �� � � � � ��� � �� � � �...
  • Page 9 AG-790A AG-790 EXPLODED VIEW [T/C] 24-2 24-1...
  • Page 10 AG-790A (AG-790A) [T/C] EXPLODED VIEW LIST CGU1A375Z WINDOW CBN1A122 KNOB, VOLUME CMC1A140 RING, SHAFT CGX1A369Z SHEET, LED CGX1A370Z SHEET, LED CGB1A165H12 BADGE, TEAC CGW1A405R4ZH10 PANEL, FRONT KHS1A032 TAPE, HEMELON CMD1A563 BRACKET HJJ2E020Z PHONE JACK CUP11805-7 CWE7202100RV WIRE ASS'Y CMK1A010 BRACKET...
  • Page 12 AG-790A (AG-790A) [EUR,UK,230E-N,HKG] EXPLODED VIEW LIST CGU1A375Z WINDOW CBN1A122 KNOB, VOLUME CMC1A140 RING, SHAFT CGX1A369Z SHEET, LED CGX1A370Z SHEET, LED CGB1A165H12 BADGE, TEAC CGW1A405R4YH10 PANEL, FRONT(EUR) [EUR,UK] CGW1A405R4ZH10 PANEL, FRONT(230E-N) [230E-N,HKG] KHS1A032 TAPE, HEMELON CMD1A563 BRACKET HJJ2E020Z PHONE JACK CUP11805-7...
  • Page 13: Pc Boards And Parts List

    AG-790A 4 PC BOARDS AND PARTS LIST...
  • Page 14 AG-790A - 14 -...
  • Page 15 AG-790A MAIN PCB ASSY (1/3) MAIN PCB ASSY (2/3) CN10 KJP03GA90ZM WAFER CUP11806 PCB , MAIN CN11 CJP15GA115ZY WAFER , CARD CABLE   [TC,HKG,230E-N] BD10-11 KLZ9H001Z BEAD , CORE CN11 CJP17GA115ZY WAFER , CARD CABLE [EUR,UK] BN19 CWZAG580BN09 WIRE ASS'Y...
  • Page 16 AG-790A MAIN PCB ASSY (3/3) R202,275,404 CRD20TJ222T RES , CARBON R151,274 CRD20TJ474T RES , CARBON R152,279 CRD20TJ332T RES , CARBON R203,209,220- CRD20TJ471T RES , CARBON R204,210 CRD20TJ391T RES , CARBON R211-219 CRD20TJ223T RES , CARBON R212,214 CRD20TJ123T RES , CARBON...
  • Page 17 AG-790A SUB PCB (TOP VIEW)
  • Page 18 AG-790A SUB PCB (VIEW FROM TOP SIDE) - 18 -...
  • Page 19 AG-790A SUB PCB ASSY (1/3) SUB PCB ASSY (2/3) R331,335,345 CRD20TJ681T RES, CARBON CUP11805 PCB, SUB R332 CRD20TJ203T RES, CARBON C314,326 CCKT1H221KB CAP, CERAMIC R333 CRD20TJ302T RES, CARBON C315,318 HCQI1H102JZT CAP, MYLAR R336 CRD25TJ221T RES, CARBON C316,321 CCKT1H471KB CAP, CERAMIC...
  • Page 20: Remote Control Layout

    AG-790A SUB PCB ASSY (3/3) FH43-44 KJCFC5S HOLDER, FUSE [EUR,UK,230E-N,HKG] 5 REMOTE CONTROL LAYOUT J901 C3A206 WIRE, COPPER [EUR,UK] J901 C3A206 WIRE, COPPER [HKG,230E-N] J902 C3A206 WIRE, COPPER [T/C] J902 C3A206 WIRE, COPPER [HKG,230E-N] J903 C3A206 WIRE, COPPER [T/C] J903...
  • Page 21: Included Accessories

    TEAC CANADA LTD. 5939 Wallace Street, Mississauga, Ontario L4Z 1Z8, Canada Phone: (905) 890-8008 TEAC MEXICO, S.A. De C.V Campesinos N°184, Colonia Granjas Esmeralda, Delegacion Iztapalapa, CP 09810, México DF Phone: (525) 581-5500 TEAC UK LIMITE Unit 19 & 20, The Courtyards, Hatters Lane, Watford, Hertfordshire, WD18 8TE , U.K.
  • Page 22 AG-790A BLOCK DIAGRAM...
  • Page 23 AG-790A WIRING DIAGRAM...
  • Page 24 AG-790A VFD & MICOM PCB SCHEMATIC DIAGRAM NOTES: 1. Resistor values are in ohms (k=kilo-ohms, M=megohms). 2. Capacitor values are in microfarads (p=picofarads). Parts marked with this sign are safety critical components.They must always be replaced with identical components-refer to the appropriate parts...
  • Page 25 AG-790A AMP, TRANS PCB SCHEMATIC DIAGRAM NOTES: 1. Resistor values are in ohms (k=kilo-ohms, M=megohms). 2. Capacitor values are in microfarads (p=picofarads). Parts marked with this sign are safety critical components.They must always be replaced with identical components-refer to the appropriate parts...
  • Page 26 AG-790A MAIN PCB SCHEMATIC DIAGRAM NOTES: 1. Resistor values are in ohms (k=kilo-ohms, M=megohms). 2. Capacitor values are in microfarads (p=picofarads). Parts marked with this sign are safety critical components.They must always be replaced with identical components-refer to the appropriate parts...
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