Galaxy Audio JIB, PA50 User Manual

USER'S MANUAL

Contents

Contents

System Components..................................................................................................................... 1

Warning Statements...................................................................................................................... 1

Features........................................................................................................................................ 2

Installing the Compact Power Amplifier...................................................................................... 3-4

Wiring......................................................................................................................................... 3-4

Setup...........................................................................................................................................3-4

Input 1 Control and Volume Setup................................................................................................ 5

Input 2 Control Setup.................................................................................................................... 6

Technical Specifications................................................................................................................ 6

Introduction

Introduction

Thank you for choosing the Galaxy Audio JIB/PA50 Compact Power Amplifier. You have joined
the hundreds of thousands of other satisfied Galaxy customers. Since 1977 Galaxy Audio’s
professional experience in design and manufacturing ensure our products' quality, performance
and reliability.

System Components

System Components

1 JIB/PA50

1 4-Pin Captive

Screw Plug

(CN-4SP)

Warning Statements

Warning Statements

Prior to the installation of this product, these installation instructions must be read and
completely understood. Keep these instructions for future reference.

Proper installation procedure by a qualified service technician must be followed, as
outlined in these installation instructions. Failure to do so could result in property damage,
serious personal injury, or even death.

Galaxy Audio does not warrant against damage caused by the use of any Galaxy Audio
product for purposes other than those for which it was designed or damage caused by
unauthorized attachments or modifications, and is not responsible for any damages,
claims, demands, suits, actions or causes of action of whatever kind resulting from,
arising out of or in any manner relating to any such use, attachments or modifications.

For the most up to date manual and information visit www.galaxyaudio.com.

Manual

1 3-Pin Captive

Screw Plug

(CN-3SP)

1

1 DC Power Supply

(PS-19-3.45.5)

4 Rubber Feet

(HRF)

Features

Features

The JIB/PA50 Compact Power Amplifier is an energy-efficient, 50amp Energy Star rated® Class-D
amplifier and is perfect for the classroom or meeting room environment.

Automatic Standby

Standby mode activates if no input signal is detected for 20 minutes. Once an input signal is
detected the unit resumes normal function.

Front View

Input 1

Use the Input 1 potentiometer on the
front panel to control the gain.

Input Mixing

The JIB/PA50 has two line-level stereo inputs on
RCA connectors plus one line-level stereo input
on a 3.5mm mini-jack and one sub-line level
(30 mV) mono input on a TRS (3.5mm) mini-jack.
Input switching is not needed All signals are mixed
inside the amp at a 1:1:1 ratio.

Input 2

Use the Input 2 potentiometer on the
front panel to control the gain on the input 2
signal.

Input 2

The mono sound will be evenly mixed into
the left and right amp channels.

Back View

External Volume Control

You can plug in an optional 10k volume pot.
The external volume control only adjusts the
mixed Input 1 signals, not the Input 2 signal.

2