Teac AG-D9260 Service Manual
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Teac AG-D9260 Service Manual

Av digital home theater receiver
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Effective : January, 2002

SERVICE MANUAL

A A G G - - D D 9 9 2 2 6 6 0 0
NOTES
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.
Parts of [ ] mark can be used only with the version designated.
●
[US]:U.S.A. [C]:CANADA [E]:EUROPE [UK]:U.K.
AV Digital Home Theater Receiver
S-0000A

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Summary of Contents for Teac AG-D9260

  • Page 1: Service Manual

    SERVICE MANUAL A A G G - - D D 9 9 2 2 6 6 0 0 AV Digital Home Theater Receiver NOTES PC boards shown are viewed from parts side. ● The parts with no reference number or no parts number in the ●...

  • Page 2: Table Of Contents

    CONTENTS SPECIFICATIONS..........................3 SAFETY INSTRUCTIONS ........................4 MEASUREMENTS AND ADJUSTMENTS ..................5 FIP DISPLAY ............................8 DISPLAY PIN CONNECTION ......................9 IC BLOCK DIAGRAMS AND PIN FUNCTIONS ................10 EXPLODED VIEWS AND PARTS LIST .....................22 PC BOARDS AND PARTS LIST ......................24 INCLUDED ACCESSORIES .......................29...

  • Page 3: Specifications

    SPECIFICATIONS Amplifier Section AM Tuner Section Surround Output Power (0.9 % THD, 1 kHz, 8 ohms): Tuning Range: 100 + 100 watts (Front) 522 kHz – 1,620 kHz (10 kHz steps) 100 watts (Center) 539 kHz – 1,720 kHz (10 kHz steps: [us/c] ) 100 + 100 watts (Rear) Usable Sensitivity: 55 dB/m Delay Time:...

  • Page 4: Safety Instructions

    SAFETY INSTRUCTIONS PRECAUTIONS DURING SERVICING The leakage-current should be less than 0.5mA rms AC. The resistance measurement should be done between 1. Parts identifide by the ( )symbol parts are critical accessible exposed metal parts and power cord plug for safety. Replace only with parts number specified. prongs with the power switch (if included) "ON".

  • Page 5: Measurements And Adjustments

    MEASUREMENTS AND ADJUSTMENTS ALIGNMENT INSTRUCTIONS EQUIPMENT NEEDED: AM Signal Generator FM Signal Generator Oscilloscope VTVM(AC, DC) Test loop antenna (AM Adjustment) Dummy antenna (FM Adjustment) Distortion analyser IMPORTANT 1. Check power-source voltage. 2. Set the function switch to band aligned. 3.
  • Page 6 1. TUNING FREQUENCY RANGE ADJUSTMENTS (FM) DC VOLTMETER ....CONNECT TO TEST POINT J208 and GND Band Frequency Adjust for Adjustment 87.50MHz 1.6V 530 kHz L105 J208 [US/C] [530 kHz] [1V] [L105] 2. AM TRACKING ADJUSTMENT Signal Generator ......Connects to the AM ANT. Coil through the loop antenna. Adjust for the indication of VTVM of the wave form of scope to be maximum.
  • Page 7 4. FM MONO DISTORTION ADJUSTMENT DC VOLT METER ......Connect to J205 (-), J207 (+) through the chock coil (100uH). Signal Generator ......Connect to FM ANT Jack (FM IN) through the dummy. Distortion Meter ......Connect to the output. Frequency Adjust for Adjustment 100.10MHz T101...

  • Page 8: Fip Display

    FIP DISPLAY ANODE CONNECTION SOURCE VCR 1 CHURCH DISCO STADIUM HALL THEATER AC-3 DELAY.T STEREO PRESET CH. MEMO TAPE DIGITAL PRO LOGIC TUNED STEREO...

  • Page 9: Display Pin Connection

    PIN CONNECTION Pin No. Connection P16 P15 Pin No. Connection Pin No. Connection 10G NP Pin No. Connection...

  • Page 10: Ic Block Diagrams And Pin Functions

    IC PIN FUNCTION (u-COM : ANAM1308AT,O.T.P :TMP87PM78F) : IC71 PIN No. SYMBOL DESCRIPTION 1,25 Power Supply Port(+5V) Function SW1,SW2 Function Encoder Control Port Speaker ON/OFF Front Speaker Relay Drive Port(“H”) Not Use(No connection) DSP Reset Reset (Initial Clear) Port for YSS912 Surr.
  • Page 12 Dolby Digital/Pro Logic DTS DECODER (YSS912C:INPUT IC43) PIN No. SYMBOL DESCRIPTION 1,31,71 VDD1 +5V Power Supply(for I/Os) RAMCEN External SRAM interface /CE RAMA16 External SRAM interface address 16 RAMA15 External SRAM interface address 15 SDIB0 PCM input 0 to Sub DSP(not use) SDIB1 PCM input 1 to Sub DSP(not use) SDIB2...
  • Page 13 PIN No. SYMBOL DESCRIPTION RAMA2 External SRAM interface address 2 72 ~ 79 RAMD0~7 I+/O External SRAM interface data (STREAM0~7 output when External SRAM is not in use) SDWCK0 Word clock input for SDIA, SDOA, SDIB, SDOB SDBCK0 Bit clock input for SDIA,SDOA,SDIB,SDOB SDIA0 AC-3 Bitstream (or PCM) data input for Main DSP SDIA1...
  • Page 14 YSS912C BLOCK DIAGRAM SDOB Interface /CSB 24 * 16 OVFB Sub DSP RAMA 0~16 RAMOEN RAMWEN RAMCEN SDIB Interface RAMA 0~7 SDIBSEL SDIB3 SDIB2 SDIB1 SDIB0 SDOA2 SDOA1 SDOA0 SDOA Interface 24 * 16 Main DSP OPORT 0~7 AC-3/Pro Logic/DTS decoder Input Buffer IPORT 0~7...
  • Page 15 M62446FP (ELECTRONIC VOLUME/INPUT IC31) OUT4 DVoo OUT3 OUTPUT volume PORT MCU I/F OUT2 DATA OUT1 LATCH AVoo DGND volume SWin AGND GNDS SWout volume SRin SRout SLin SLout GNDC Cout volume Rout GNDR Lout AVss volume GNDL BYPASSR volume BYPASSL LTRE RTRE tone...
  • Page 16 PIN ASSIGNMENT (74HCU04AFN : IC40 ) LOGIC SYMBOL (10) (11) (13) (12) TRUTH TABLE...
  • Page 17 AK4112AVF (DIR/INPUT IC41) AVSS AVDD MCKO1 MCKO2 Clock Clock X’tal Recovery Generator Oscillator Input Selector 96kHz FS96 Detect DAUX LRCK BICK Audio V/TX DAIF SDTO Decoder DVDD DVSS TVDD System CCLK CDTO Control AC-3/MPEG Error Detect CDTI Detect AUTO P/S="L" [Serial Control Mode] AVSS AVDD...
  • Page 18 LC72131 (PLL SYNTHESIZER/ TUNER IC11) REFERENCE PHASE DETECTOR DIVIDER CHARGE PUMP XOUT SAMLLOM COUNTER UNLOCK FMIN 1/16, 1/17 4bits AOUT DETECTOR 12bits PROGRAMMABLE AMIN DIVIDER UNIVERSAL DATA SHIFT REGISTER IFIN LATCH COUNTER POWER RESET BO1 BO2 BO3 BO4 LA1837 (MPX + IF / TUNER IC12) 3 rd 5 th DECODER ANTI-BIRDIE...
  • Page 19 KIC9164AF (FUNCTION/INPUT IC20) BLOCK DIAGRAM L-COM R-COM L-COM R-COM L-COM R-COM L-COM R-COM DATA SHIFT REGISTER KIC9163AF (FUNCTION/INPUT IC21) BLOCK DIAGRAM L-COM R-COM L-COM R-COM L-COM R-COM L-COM R-COM DATA SHIFT REGISTER...
  • Page 20 BLOCK DIAGAM (NJM2296M /MAIN IC96) Vin1 Vin2 Vout1 6.2dB dirver Vin3 6.2dB Vout2 dirver Vin4 6.2dB Vout3 dirver Vin5 LA6462M/6458M PIN CONFIGURATION • PIN FUNCITON 1. A OUTPUT 2. A-INPUT 3. A+INPUT 4. V 5. B+INPUT 6. B-INPUT 7. B OUTPUT 8.
  • Page 21 TRANSISTOR, REGULATOR IC BLOCK DIAGRAM TO-92S TO-92 TO-220 TO-92L 1. Emitter 1. Emitter 1. Emitter 1. INPUT 2. Collector 2. Collector 2. Collector 2. OUTPUT 3. Base 3. Base 3. Base 3. GND 1 2 3 12 3 KSA1175Y KRC114M KTD1302T KTA1268GR KSA916Y...

  • Page 22: Exploded Views And Parts List

    EXPLODED VIEW (AG-D9260) DESCRIPION PARTS-No. Q,ty FRONT PANEL CGW2A287YH10 BADGE KGB1A056H12 STANDBY KNOB KBT2A450 MODE KNOB CBT1A723 TONE KNOB CBT1A724 PHONES PCB ASS'Y PCB BRACKET KMK1A010 FRONT PCB ASS'Y JACK PCB ASS'Y VOLUME PCB ASS'Y LED SHEET KGX1A293Z KBC1A095 POWER KNOB...
  • Page 23 EXPLODED VIEW REF.NO. PARTS NO. DESCRIPTION REF.NO. PARTS NO. DESCRIPTION 9A08904800 PANEL,FRONT [US,C,UK(B)] 9A08885700 RUBBER 9A08904810 PANEL,FRONT [E] 9A08904200 KNOB,FUNCTION [Except UK(N)] 9A08959600 PANEL,FRONT [UK(N)] 9A08958500 KNOB,FUNCTION [UK(N)] 9A07047400 BADGE [Except UK(N)] ---------- SPEAKER JACK PCB ASSY 9A08887100 BADGE [UK(N)] 9A08957700 BRACKET,POWER [UK] ----------...
  • Page 27 INPUT PCB ASSY FRONT PCB ASSY REF.NO. PARTS NO. DESCRIPTION REF.NO. PARTS NO. DESCRIPTION 9A08939500 INPUT PCB ASSY [US,C] 9A08905000 FRONT PCB ASSY [US,C] 9A08939510 INPUT PCB ASSY [E,UK] 9A08905010 FRONT PCB ASSY [E,UK] 9A08953300 INPUT PCB 9A08905200 FRONT PCB 9A08215300 PACK,FRONT END [US,C] BK71,BK72...
  • Page 28 MAIN PCB ASSY MAIN PCB ASSY REF.NO. PARTS NO. DESCRIPTION REF.NO. PARTS NO. DESCRIPTION 9A08939400 MAIN PCB ASSY [US,C] Q511-Q520 9A08951200 TR,KTA1268GRT 9A08939410 MAIN PCB ASSY [E] Q541-Q545 9A08951200 TR,KTA1268GRT 9A08939420 MAIN PCB ASSY [UK] Q556-Q565 9A08951300 TR,KTC3200GRT 9A08950900 MAIN PCB Q581-Q585 9A08951200 TR,KTA1268GRT...

  • Page 29: Included Accessories

    INCLUDED ACCESSORIES REF.NO. PARTS NO. DESCRIPTION REMARKS 9A08584400 OWNER'S MNL,E/F [US,C] 9A08523500 OWNER'S MNL,E/F/G/I/S [E,UK(B)] 9A08688800 OWNER'S MNL,E/F [UK(N)] 9A08763300 REMOTE CONTROL UNIT,UR-417 9A08886100 AM LOOP ANTENNA ASSY [US,C] 9A08880900 AM LOOP ANTENNA ASSY [E,UK] 9A08886000 ANT,FM T [US,C] 9A04883100 ANT,FM WIRE [UK]...
  • Page 30 AG-D9260 SCHEMATIC DIAGRAM NOTES: 1. Resistor values are in ohms (k=kilo-ohms, M=megohms). 2. Capacitor values are in microfarads (p=picofarads). 3. £Parts marked with this sign are safety critical components. They must always be replaced with identical components-refer to the appropriate parts list and ensure exact replacement.
  • Page 31 AG-D9260 SCHEMATIC DIAGRAM NOTES: 1. Resistor values are in ohms (k=kilo-ohms, M=megohms). 2. Capacitor values are in microfarads (p=picofarads). 3. £Parts marked with this sign are safety critical components. They must always be replaced with identical components-refer to the appropriate parts list and ensure exact replacement.
  • Page 32 AG-D9260 SCHEMATIC DIAGRAM A A G G - - D D 9 9 2 2 6 6 0 0 NOTES: INSTRUCTIONS FOR SERVICE PERSONNEL 1. Resistor values are in ohms (k=kilo-ohms, M=megohms). BEFORE RETURNING APPLIANCE TO THE CUSTOMER, MAKE LEAKAGE- 2.

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