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TANDBERG TR 220 Service Manual

TANDBERG TR 220
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TANDBERG TR 220 Specifications

General IconGeneral
BrandTANDBERG
ModelTR 220
CategoryStereo Receiver
LanguageEnglish

Summary

Dismantling Procedures

Petrick Switch - Interlocked

Details on how to dismantle the interlocked Petrick switch mechanism.

Petrick Switch - Independent

Steps for dismantling the independent Petrick switch.

Free-standing Petrick Switch

Procedure for disassembling a push button switch with independent release.

Switch Maintenance

Changing and Cleaning Switches

Instructions for cleaning and replacing switches in the unit.

Unit Disassembly Steps

Cabinet Removal

Steps to remove the unit's outer cabinet.

Scale Glass Removal

Procedure for removing and reassembling the scale glass.

Meter Removal

Instructions for removing the unit's meters.

Tuning Scale Removal

How to remove the tuning scale assembly.

Front Panel and Drive Cord

Front Plate Disassembly

Steps to remove the front plate assembly.

Scale Illumination Board

Procedure for removing the scale illumination board.

Drive Cord Replacement

Instructions for replacing the drive cord for the tuning dial.

Stereo Decoder Alignment

Decoder Oscillator Adjustment

Steps to adjust the 19 kHz oscillator.

Channel Separation Adjustment

Procedure for adjusting channel separation.

19 kHz Filter Adjustment

How to adjust the 19 kHz filter.

Mono/Stereo Switch-over Level

Adjusting the signal level for mono/stereo switching.

Alignment Without Stereo Generator

Using an ordinary FM sig. generator for alignment.

Alignment Without Frequency Counter

Alignment steps without a frequency counter.

FM Alignment Procedures Table

FM IF Alignment

FM Intermediate Frequency alignment.

FM Oscillator Adjustment

FM oscillator adjustment.

FM Preset (P1) Adjustment

Adjusting the FM preset P1.

FM Preset (P2) Adjustment

Adjusting the FM preset P2.

Aerial Circuit Alignment

Alignment of the aerial circuit.

Discriminator Alignment

Discriminator adjustment procedure.

Centre Tuning Meter

Adjustment of the centre tuning meter.

AFC Adjustment

Automatic Frequency Control adjustment.

Signal Meter Adjustment

Signal meter adjustment.

Alternative Discriminator Adjustment

Alternative method for discriminator adjustment.

Operating Controls Overview

Station Tuning Meter

How to use the station tuning meter.

Fine Tuning Meter

Operation of the fine tuning meter.

Balance Control

Function of the balance control.

Volume Control

Description of the volume control.

Power Switch Operation

How to operate the power switch.

Loudness Function

Explanation of the loudness function.

Mono/Stereo Selection

Mono/stereo reproduction selection.

Bass and Treble Controls

How to use bass and treble adjustments.

Speaker Selector Options

Options for speaker output selection.

Low Filter Function

Function of the low filter for noise reduction.

Input and Output Connections

FM Stereo Light Indicator

Indicates when a stereo program is received.

Program Button Functions

Explains the function of program selection buttons.

FM Tuning Knob

Control for tuning FM stations.

Automatic Frequency Control (AFC)

AFC function for stable tuning.

FM Muting Function

Function for muting FM noise.

Station Preset Knobs

Controls for setting station presets.

High Filter Control

Control for reducing high-frequency noise.

Record Player Connection

Wiring for record player connection.

Tape Recorder Connection

Wiring for tape recorder connection.

Headphones Connection

Wiring for headphone connection.

Input Specifications

Technical input specifications.

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