Rotel RSX-1055 User Manual

Technical
Manual
SURROUND SOUND RECEIVER
RSX-1055
Table of Contents
Specification......................................1
Parts List...........................................2~13
Adjustment........................................14~16
Wiring................................................17
PCB Assembly..................................18~24
Schematic Diagram ..........................25~38
SHINSEN-BLD. 4F 10-10 SHINSEN-CHO, SHIBUYA-KU,
TOKYO 150-0045, JAPAN
Serial. NO.
Beginning
®
Quality Uncompromised
Y-366B-0207/pdf
THE ROTEL CO., LTD.
Specifications
Antenna Input
75 ohms unbalanced
AM Tuner
Sensitivity
500 m V/m
Signal to Noise Ratio
40 dBf
Output level
500 mV
Antenna Input
Loop Antenna
General
Power Consumption:
450 watts
Power Requirements (AC)
115 volts, 60Hz (USA version)
230 volts, 50Hz (CE version)
Weight
17 Kg/37.4 lb.
Dimensions (W x H x D)
432 x 162 x 442 mm
17.01" x 6.38" x 17.40"
Front Panel Height
(feet removed/for rack mount)
150 mm / 5.91"
Audio
Continuous Amplifier Power
(five channels driven)
75 watts/ch (20-20k Hz, <0.09% THD, 8 ohms)
Continuous Amplifier Power
(two channels driven)
100 watts/ch (1kHz, <1.0% THD, 8 ohms, DIN)
Total Harmonic Distor tion
<0.09%
Intermodulation Distor tion (60 Hz:7 kHz)
<0.05%
Frequency Response
10 Hz - 20 kHz, ±1 dB (analog input)
10 Hz - 20 kHz, ±0.3 dB (digital input)
Signal to Noise Ratio (IHF A-weighted)
92 dB (Stereo) Analog
90 dB (Dolby Digital, dts) 0dBFs
Input Sensitivity/Impedance
Line Level: 200 mV/47 kohms
Tone Contr ols (Bass/T reble)
±8 dB at 100 Hz/10 kHz
Preamp Output Level
1.2 V (200 mV Input)
Video
Frequency Response
3 Hz – 10 MHz, ± 3 dB
Signal to Noise Ratio
45 dB
Input Impedance
75 ohms
Output Impedance
75 ohms
Output Level
1 volt
FM Tuner
Usable Sensitivity
14.2 dBf
Signal to Noise Ratio (at 65 dBf)
70 dBf
Harmonic Distortion (at 65 dBf)
0.03%
Stereo Separation (1 kHz)
45 dB
Output level
1 V
V02
2341001 ~

Rotel RSX-1055 Specifications

General

Brand	Rotel
Model	RSX-1055
Category	Receiver
Language	English

Summary

Specifications

Audio Specifications

Tuner Specifications

Tuner Adjustment Procedures

FM Section: Center Adjustment

FM Section: Channel Separation

FM Section: Tuned Level

Software Upgrade Procedure

Preparation and PC Connection

HyperTerminal Configuration

File Download and Verification

Procedure for downloading the software file and verifying the upgrade completion.

Wiring Diagram

PCB Interconnections

PCB Assembly Layouts

Front PCB Layout

Main PCB Layout

Digital 1 PCB Layout

Digital 2 PCB Layout

Terminal PCB Layout

Power Amplifier PCB Layout

Tuner PCB Layout

Block Diagram

Signal Flow Overview

Overall signal flow diagram of the RSX-1055, illustrating audio, video, and digital signal paths.

Schematic Diagrams

Front Board Schematic

Schematic diagram for the front board, detailing controls and input signals.

Digital Board Schematic (1/3)

Schematic diagram for the Digital Board (1/3), covering digital signal processing.

Digital Board Schematic (2/3)

Schematic diagram for the Digital Board (2/3), detailing specific IC functions.

Digital Board Schematic (3/3)

Schematic diagram for the Digital Board (3/3), showing analog signal paths.

Digital 2 Board Schematic (1/2)

Schematic diagram for the Digital 2 Board (1/2), detailing audio processing circuits.

Digital 2 Board Schematic (2/2)

Schematic diagram for the Digital 2 Board (2/2), showing output stages and mute functions.

Power Amplifier PCB Schematic

Schematic diagram for the Power Amplifier PCB, detailing output stages and protection circuits.

Main Board Schematic (1/3) - Input Selector

Schematic diagram for the Main Board (1/3), covering the input selector section.

Main Board Schematic (2/3) - Regulator, OSD

Schematic diagram for the Main Board (2/3), detailing power regulation and OSD circuits.

Main Board Schematic (3/3) - Zone

Schematic diagram for the Main Board (3/3), covering zone selection and listening circuits.

Terminal Circuit Schematic

S-Video Board Schematic

Standby Board Schematic

Tuner Board Schematic