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T+A Elektroakustik PA 1530 R - User Manual

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Bestell-Nr.: 9120 – 0052
TT
Pre AMP / Vorverstärker P 1230 R
Integrated AMP / Vollverstärker PA1230R / PA1530R
RDS-FM Receiver R1230R
SERVICEMANUAL
REV 1.20 10.10.2005
© TT elektroakustik 10/2005

Table of Contents

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Summary

General Information and Safety

Device Security

Safety regulations for service and repair work on the device.

Spare Parts and Module Information

Mechanical Construction and Dismantling Hints

System Overview Block Diagram

Control and Front Panel Operations

Input Section

Input Selector (Listening Source)

Selection of listening sources using relays and processor control.

PRE-amplifier and TONE Control

Power Supply and Power Amplifiers

P1230 R Power Supply

Power supply, R-Link, and remote connections on a single PCB.

PA and Receiver Power Supply

Power supply for PA and receiver units, including standby and main transformers.

Power Amplifier Adjustment

Procedures for adjusting power amplifier stages and setting bias.

Protection Circuitry

Current Limiter Protection

Protection against excessive output current.

Output Signal Monitoring

Monitoring for clipping, distortion, and DC offset at the output.

Protection Circuit Testing

Procedures for testing clipping, over-temperature, and short-circuit protection.

Tuner Section Overview

Frontend and IF Stage

FM front end, signal pre-selection, amplification, and IF filtering.

FM Tuner Adjustment Procedures

Step-by-step procedure for tuning IF section and demodulator adjustments.

Technical Specifications

Pre-AMP Specifications

Specifications for the pre-amplifier section, including sensitivity and outputs.

Power Amplifier Specifications

Specifications for the power amplifier, including output power and frequency response.

Circuit and Assembly Diagrams

Pin Descriptions

Tuner Circuit Diagrams

Input Selector Circuit Diagram

Preamplifier Circuit Diagram

Preamplifier R 1230 R Circuit Diagram

Power Supply and Output Protection Circuit Diagram

Power Amp A;PA;R 1230 R Left Circuit Diagram

Power Amp A;PA;R 1530 R Left Circuit Diagram

Power Amp A;PA;R 1530 R Right Circuit Diagram

Power Supply and Output Protection Assembly Diagram

Power Supply and Output Protection Solder Side Diagram

Power Supply P1230 Circuit Diagram

Power Supply P1230 Assembly Diagram

Speaker Out Circuit Diagram

RC-MUXER; Fan Control Circuit Diagram

Tuner IF Amplifier, Stereo Decoder, PLL Circuit Diagram

Tuner Control Circuit Diagram

Tuner Assembly and Solder Side Diagrams

T+A Elektroakustik PA 1530 R Specifications

General IconGeneral
BrandT+A Elektroakustik
ModelPA 1530 R
CategoryAmplifier
LanguageEnglish

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