SAFETY PRECAUTIONS
I
NOTES ON USE
III
INSTALLATION
IV
Table of Contents
1
Getting Started
3
What’s In the Box
3
Difference Between BT-4 and BT-6
3
Features
4
First Setup
5
Installing Tubes
5
Cautions on Handling
6
Controls 7
Front Panel
7
Turning Unit On
8
Changing the Volume
8
Switching Inputs
8
Connections 9
Rear Panel
9
Connecting an Audio Device (RCA Cables)
10
Connecting an Audio Device (1/8” Headphone Jack)
11
Connecting a Phono Player Using an External Preamp
12
Connecting to Bluetooth®
13
Connecting to the USB Charging Port
14
Connecting the Speakers
15
For Optimum Speaker Performance
16
Sub-woofer Inputs and Controls (optional)
17
Connecting Sub-woofer to BlueTube Amplifier
19
Table of Contents
1 - Table of Contents
