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Teac AG-D9260 User Manual

Teac AG-D9260
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AAGG--DD99226600
SERVICE MANUAL
AV Digital Home Theater Receiver
Effective : January, 2002 S-0000A
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.
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Teac AG-D9260 Specifications

General IconGeneral
Power Output100W per channel (8 ohms, 20Hz-20kHz, 0.08% THD)
Total Harmonic Distortion (THD)0.08%
Input Impedance47k ohms
Input sensitivity200mV (line)
Signal-to-Noise Ratio100dB
Dimensions435 x 170 x 422 mm
Tuning rangeFM
Speaker load impedance8 ohms
Video ConnectionsComposite Video

Summary

Specifications

Amplifier Section

Details output power, input sensitivity, frequency response, and signal-to-noise ratios for audio amplification.

Digital Audio Section

Specifies sampling frequencies and digital input levels/impedances for audio processing.

FM Tuner Section

Lists tuning range, sensitivity, distortion, and signal-to-noise ratios for FM reception.

AM Tuner Section

Details tuning range, sensitivity, distortion, and signal-to-noise ratios for AM reception.

Video Section

Outlines input and output sensitivity and impedance for video signals.

General Specifications

Covers power requirements, consumption, dimensions, weight, and included accessories.

Safety Instructions

Precautions During Servicing

Guidelines for safe servicing, part replacement, and internal wiring integrity.

Precautions in Repairing

Instructions on handling mechanical parts, preventing static discharge, and laser safety.

Environmental Protection

Guidance on the proper disposal of batteries to protect the environment.

Safety Check After Servicing

Procedures for leakage current and resistance measurements post-repair.

Measurements and Adjustments

Alignment Instructions

Lists required equipment and important parameters for system alignment.

Adjustment Points

Identifies specific points on the circuit board for calibration adjustments.

Alignment Procedures

Tuning Frequency Range Adjustments

Calibrating FM and AM tuning frequency ranges using a DC voltmeter.

AM Tracking Adjustment

Adjusting AM tracking for maximum sensitivity using a signal generator.

FM-RF Adjustment

Calibrating FM RF circuits for maximum sensitivity via signal generator.

Alignment Procedures (cont.)

FM Mono Distortion Adjustment

Adjusting FM mono distortion levels using a DC voltmeter.

FM/AM Auto Stop Level Adjustment

Setting the auto stop level thresholds for FM and AM tuning.

FIP Display

Display Overview

Diagram illustrating the FIP display segments and their functions.

Anode Connection

Table mapping FIP display pins to their respective anode connections.

Pin Connections

Overall Pinout Diagram

Visual representation of the main connector's pin arrangement.

Connection Table

Detailed mapping of pin numbers to their specific functions or signals.

IC71 Pin Function

U-COM IC Pin Assignments

Detailed pin functions and descriptions for the U-COM microcontroller (IC71).

Microcomputer IC Details

Pin Assignment

Listing of pin numbers and their corresponding functions for the microcomputer.

Block Diagram

Internal functional blocks and data flow of the microcomputer IC.

DTS Decoder IC Pin Functions

YSS912C Pin Assignments

Detailed pin functions and descriptions for the DTS decoder IC (YSS912C).

DTS Decoder IC Configuration

Pin Assignment Table

Comprehensive table of pin functions and descriptions for YSS912C.

Pin Configuration Diagram

Visual representation of the YSS912C integrated circuit's pinout.

YSS912C Block Diagram

Internal Architecture

Block diagram illustrating the internal structure and interfaces of the YSS912C.

Volume/Input IC Details

M62446FP Block Diagram

Internal architecture and signal paths of the electronic volume/input IC.

AV4527VQ Block Diagram

Internal architecture and signal paths of the ADC/DAC/input IC.

Hex Inverter IC Details

74HCU04AFN Pin Assignment

Pin configuration and assignment for the 74HCU04AFN hex inverter IC.

Logic Symbol and Truth Table

Graphical symbol and operational truth table for the hex inverter.

Digital Input IC Details

AK4112AVF Block Diagrams

Internal structure of the AK4112AVF digital input IC for serial and parallel modes.

Tuner IC Details

LC72131 Block Diagram

Internal structure of the PLL synthesizer/tuner IC (LC72131).

LA1837 Block Diagram

Internal structure of the MPX + IF/tuner IC (LA1837).

Function/Input IC Block Diagrams

KIC9164AF Block Diagram

Internal architecture of the KIC9164AF function/input IC.

KIC9163AF Block Diagram

Internal architecture of the KIC9163AF function/input IC.

Multiplex IC Details

NJM2296M Block Diagram

Internal structure of the NJM2296M main IC (multiplexer).

LA6462M/6458M Pin Configuration

Pin functions and configuration for the LA6462M/6458M multiplex IC.

Component Block Diagrams

Transistor and Regulator IC Diagrams

Block diagrams for various transistors and regulator ICs.

LA7952 Block Diagram

Block diagram for the LA7952 video switch/input IC.

Exploded View

Assembly Diagram

Visual representation of the unit's components and their assembly order.

Parts List

List of numbered parts with corresponding part numbers and quantities.

Parts List (cont.)

Component Breakdown

Detailed list of parts, their numbers, and descriptions for various assemblies.

Accessory Components

List of fuses, cables, and other accessory items included with the unit.

Main PCB Layout

Component Placement Diagram

Diagram illustrating the placement of components on the main printed circuit board.

Other PCB Layouts

PCB Component Layouts

Diagrams showing component placement on various secondary circuit boards.

Additional PCB Layouts

Circuit Board Component Layouts

Illustrations of component placement on diverse printed circuit boards.

PCB Parts Lists

Input PCB Assembly Parts

List of components and part numbers for the input PCB assembly.

Front PCB Assembly Parts

List of components and part numbers for the front PCB assembly.

Main PCB Parts List

Component Details

Detailed list of components and their part numbers for the main PCB.

Included Accessories

Accessory List

List of accessories provided with the unit, including manuals and antennas.

Schematic Diagrams

Overall Schematic

The primary circuit diagram illustrating the complete system architecture.

Schematic Diagrams (cont.)

Detailed Circuit Sections

Further schematic diagrams detailing specific functional blocks of the receiver.

Schematic Diagrams & Service Notes

Circuit Diagram Sections

Final schematic diagrams covering various sections of the unit.

Service Personnel Instructions

Guidelines for service technicians on safety checks and measurements.

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