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Pioneer TX-608 Service Manual

Pioneer TX-608
36 pages
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AM/FM
STEREO
TUNER
x<-6800
TX-60S
PIONEER
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Pioneer TX-608 Specifications

General IconGeneral
BrandPioneer
ModelTX-608
CategoryAmplifier
LanguageEnglish

Summary

Specifications Overview

Semiconductor Components

Lists the types and quantities of semiconductors used in the unit.

FM Section Specifications

Details the technical specifications for the FM tuning section, including sensitivity and signal-to-noise ratios.

AM Section Specifications

Outlines the technical specifications for the AM tuning section, including sensitivity and selectivity.

Audio Section Specifications

Specifies audio output levels and impedance for the tuner.

Miscellaneous Specifications

Covers general specifications like power requirements and dimensions.

Included Furnished Parts

Lists the accessories included with the tuner.

Front Panel Facilities Explained

Power Switch Operation

Describes the function of the main power switch.

Signal Meter Function

Explains the signal strength indicator on the front panel.

Tuning Meter Function

Details the tuning accuracy indicator on the front panel.

Function Indicator Lights

Identifies indicators for AM/FM reception status.

FM Stereo Indicator Light

Explains the indicator for stereo FM reception.

Dial Pointer Explanation

Describes the pointer used for station tuning on the dial.

Function Switch Operation

Details the switch for selecting AM or FM broadcast reception.

FM Muting/Mode Switch

Explains the switch for noise elimination and mode selection.

Tuning Knob Usage

Describes the knob used for selecting broadcast stations.

System Block Diagram

Circuit Descriptions

AM Tuner Circuitry

Explains the circuitry and components of the AM tuner section.

FM Tuner Circuitry

Details the circuitry and components of the FM front-end, multiplex demodulator, and filter stages.

Disassembly Procedures

Side Panels and Top Panel Removal

Instructions for removing the side and top panels of the unit.

Bottom Plate Removal

Steps to remove the bottom plate.

Front Panel Removal

Procedure for removing the front panel assembly.

Parts Location Guide

Front Panel Component View

Identifies components visible on the front panel.

Front View (Panel Removed)

Shows parts accessible after removing the front panel.

Top View Component Layout

Illustrates components visible from the top of the unit.

Rear Panel Component Layout

Identifies components on the rear panel.

Dial Cord Stringing Instructions

Adjustment Procedures

FM Tuner Adjustment

Procedures for adjusting the FM tuner section for optimal performance.

Multiplex Decoder Adjustment

Steps for adjusting the FM multiplex decoder section.

AM Tuner Adjustment

Procedures for adjusting the AM tuner section for optimal performance.

Exploded Views of Components

Exterior Component Exploded View

Shows an exploded view of the external parts of the unit.

Interior Component Exploded View

Displays an exploded view of the internal components of the unit.

Parts List for P.C. Board Assemblies

Coils and Transformers List

Lists part numbers for coils and transformers used on the PC boards.

Capacitors List

Lists part numbers for various capacitors used on the PC boards.

Semiconductors List

Lists part numbers for transistors, ICs, and diodes used on the PC boards.

Resistors List

Lists part numbers for resistors used on the PC boards.

LED Assembly Part Number

Lists part number for the LED assembly.

Switch Assembly Part Number

Lists part number for the switch assembly.

Fuse Assembly Part Number

Lists part number for the fuse assembly.

De-Emphasis Assembly Part Number

Lists part number for the de-emphasis assembly.

Packing Instructions

Supplements for TX-608 Models

Miscellaneous Parts Contrast

Compares miscellaneous parts between TX-6800/KU and TX-608 variants.

Schematic Diagram (Main)

Schematic Diagram, P.C. Board Patterns and Parts List

Miscellanea Notes

Provides notes on ordering resistors and component marking conventions.

Main Schematic Diagram

Presents the main circuit schematic diagram for the tuner.

P.C. Board Connection Diagram

Additional Manual: Specifications

FM Section (Additional Models)

Specifies FM performance for HE/HP models, differing from TX-6800/KU.

Miscellaneous (Additional Models)

Lists miscellaneous specs like power requirements and dimensions for HE/HP models.

Additional Manual: Line Voltage Selection

Schematic Diagram (HE/HP Models)

Tuner Assembly (GWM-136) Parts

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