Table of Contents
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COMPETITION AMPLIFIERS
4|01
K
4|02
K
MANUALE D'USO
Amplificatore di potenza audio a
quattro canali per auto
USER'S GUIDE
Four-channel car audio power amplifier
MANUEL D'UTILISATION
Amplificateur de puissance audio à
quatre canaux pour automobile
BEDIENUNGSANLEITUNG
Vierkanal-Audio-Leistungsverstärker
für das Auto
MANUAL DE USO
Amplificador de potencia audio
de cuatro canales para automóvil.
MICRO
pROCESSOR
onboard
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Table of Contents
Related Manuals for Steg K4.02
Summarization of Contents
Introduction and Safety Information
User's Guide Overview
Explains the purpose and content of the user manual for amplifier operation.
General Safety Precautions
Provides essential safety guidelines for installation, operation, and handling of the amplifier.
Product Description: Packaging and Contents
Included Product Components
Lists the amplifier, user manuals, warranty, fuse holder, spare fuses, screws, and fixing feet.
Product Description: General Features
General Overview
Describes the Kcompetition amplifiers as high-performance car audio power amplifiers.
Input and Filter Functionality
Details the amplifier's stereo input sections and filter devices for frequency band limiting.
SMMS System Explained
Introduces the STEG Multi-way Modular System for complex multi-amplified systems.
Product Description: Connection Interfaces
Speaker Output Terminals
Explains the connection of loudspeakers to the amplifier's power outputs for different configurations.
Power and Remote Connections
Details the connections for the positive/negative power supply and the remote control signal.
Product Features and Technologies
Digital Protection Manager (DPM)
Describes the DPM system for monitoring amplifier status and protecting against faults.
STEGLINK Communication System
Explains the STEGLINK digital language for PC communication and software control.
Advanced Product Features
MYSTEGMANAGER Software
Software for managing amplifier's digital functions via PC, including diagnostics and configuration.
Noise Suppression (GR.I.P.S.)
Technology that suppresses electrical and electromagnetic interference from the vehicle.
High Efficiency Cooling (HEC)
Integrated cooling system that dynamically adjusts fan speed based on amplifier temperature.
Diagrams, Dimensions, and Mounting
Schematic and Block Diagrams
Visual representations of the amplifier's signal flow and internal structure.
Physical Dimensions
Provides the overall size specifications for the K4/01 and K4/02 amplifiers.
Mounting and Fastening Instructions
Guides on how to securely install the amplifier onto a suitable surface.
Control Panel Operations and Indicators
Power and Remote Control Functions
Details on power supply, remote switch-on, and related control panel elements.
Operating Status Indicators
Explanation of the Green 'ON' and Red 'PT' LEDs indicating the amplifier's operational status.
Power and Signal Input Connections
Describes positive/negative power connections and remote/STEGLINK socket connections.
Control Panel Details: Section A Controls
Preamplifier and RCA Inputs (Section A)
Controls for pre-amplification and connecting left/mono RCA signals to Section A.
Sensitivity and Input Mode Adjustment (Section A)
Adjusting input sensitivity and selecting stereo/mono input mode for Section A.
Control Panel Details: Section B Controls
Input Combiner and RCA Inputs (Section B)
Controls for combining inputs and connecting left/mono RCA signals to Section B.
Sensitivity and Input Mode Adjustment (Section B)
Adjusting input sensitivity and selecting stereo/mono input mode for Section B.
Crossover Filter Configuration
Filter Activation and Type Selection
Activating crossover filters and selecting between Low Pass (LP) or High Pass (HP) types.
Frequency Setting Modes (AQXM2/SW4FQ)
Selecting the frequency regulation mode using AQXM2 modules or SW4FQ switches.
Speaker Output Connections
Speaker Output Terminals and Configurations
Details on connecting speakers to output terminals for stereo and bridged mono modes.
Electrical Connection Procedures
Power Supply Wiring
Instructions for securely connecting the positive (+12VDC) and negative (GROUND) terminals.
Remote Turn-On Wiring
Guide for connecting the remote turn-on signal from the source to the amplifier.
Signal Input Connection Guide
Stereo Signal Input (4IN/2IN)
Instructions for connecting stereo audio signals to sections A/B using RCA connectors.
Mono Signal Input Connection
Instructions for connecting mono audio signals to sections A/B.
Speaker Output Configuration and Impedance
Speaker System Connection Modes
Describes connecting speakers in Stereo, Bridged Mono, and Trimode configurations.
Output Load Impedance Requirements
Specifies minimum impedance requirements for stereo and mono bridged connections.
Passive Filter Components Guide
Provides a table to help identify values for passive filter components like inductors and capacitors.
Remote Control and PC Interface Setup
Remote Control Operation Setup
Instructions for connecting and activating the remote control function via the Kremote accessory.
STEGLINK/MYSTEGMANAGER PC Connection
Guide for connecting the PC interface card and STEGLINK cable for software management.
Initial Setup and Status Indicators
First Time Usage Procedure
Steps for initial amplifier setup, including connecting terminals and setting volume.
Understanding Operating Status LEDs
Explanation of LED indicators (ON, PT) and their combinations for reporting operational status.
Audio Level Adjustments
Sensitivity Adjustment Procedure
Detailed steps for setting input sensitivity to match source output voltage for optimal performance.
Crossover Filter Adjustments
Filter Activation and Type Selection
Instructions on activating filters and selecting between Low Pass (LP) or High Pass (HP) filter types.
Frequency Regulation Mode Selection
Selecting the mode for frequency regulation using AQXM2 modules or SW4FQ switches.
Advanced Crossover Frequency Settings
AQXM2 Frequency Setting
Setting the crossover intervention frequency using AQXM2 modules.
SW4FQ Frequency Setting
Setting the crossover intervention frequency using SW4FQ switches.
AQXM2 Module Information
Details on AQXM2 modules, providing 55 frequency values for precise filter action.
Configuration Examples
Stereo Configuration Example
Wiring diagram illustrating a stereo setup for speakers connected to Section A and B.
Bridged Mono Configuration Example
Wiring diagram for a bridged mono setup connecting speakers to Section B.
Maintenance and Support
Fuse Replacement Procedure
Instructions for safely replacing a blown fuse with one of the same type and rating.
Technical Service and A.T.R.I.
Information on obtaining technical assistance and authorized repairs through the A.T.R.I. service.
Product Identification for Support
Guidance on providing model and serial number for service inquiries.
Troubleshooting Common Issues
No Sound: LED Indicator Faults
Addresses no sound issues related to various LED status (off, blinking, incorrect states).
No Sound: Amplified LED On
Covers no sound when ON and PT LEDs are lit, potentially indicating a fault.
Audio Noise and Distortion Problems
Addresses issues like engine hum and distorted sound reproduction, with potential causes.
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