Inter-m PU-106 Operation Manual

Inter-m PU-106 Operation Manual

Public address mixing amplifier

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Operation Manual
Public Address Mixing Amplifier
PU 103/106/112

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Table of Contents
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Summarization of Contents

Installation
Environment
Describes the ideal placement environment to prevent performance degradation.
Important Safety Instructions
Lists critical safety precautions for installation and operation.
Features
Compact Design and Digital Circuit
Combines 1U size, high efficiency, reliability, low weight, and low temperature digital amplifier circuit.
USB Audio Playback
Details the function of playing audio files from a USB drive.
Input and Tone Control Functions
Covers various input level controls, signal LEDs, and BASS/TREBLE tone adjustments.
Priority Muting and Sleep Mode
Explains priority muting functions and automatic sleep mode for power saving.
Operation
Contents and Accessories
Lists the items included with the product (8P Terminal Block, Operation Manual).
Operating Procedures
Provides step-by-step instructions for initial setup and operation.
Front Panel
USB Slot and Playback Controls
Details the USB slot, supported file systems, audio formats, and playback mode selection buttons.
Rear Panel - Input Terminals
Input 1 & 2 Terminals and Controls
Covers XLR, 6.3Ø phone jack for Input 1/2, phantom mic selection, and input level switches.
Input 3 Terminal
Describes the RCA and 6.3Ø phone jack terminals for AUX input.
Rear Panel - Output and Other Terminals
Speaker Output Terminals
Details the terminals for connecting speakers and impedance considerations.
Impedance Selection and Mute/TEL IN
Explains impedance selection switch, external mute, and TEL IN terminals.
Applications
Low Impedance Speaker Connection Example
Illustrates a connection diagram for low impedance speakers with PC and CD player.
High Impedance Speaker Connection Example
Shows connection diagram for high impedance (70V/100V) speakers.
Service
Service Procedures and Schematics
Information on troubleshooting, service procedures, and obtaining schematics.

Table of Contents