TECHCONNECT AMPLIFIER4 OWNERS MANUAL www.visionaudiovisual.
DECLARATION OF CONFORMITY Where applicable Vision products are certified and comply with all known local regulations to a ‘CB Certification’ standard. Vision commits to ensure all products are fully compliant with all applicable certification standards for sale in the EU and other participating countries. The product described in this owner manual is in compliance with RoHS (EU directive 2002/95/EC), and WEEE (EU directive 2002/96/EC) standards.
USE ONLY DOMESTIC AC OUTLETS Connecting the unit to an outlet supplying a higher voltage may create a fire hazard. HANDLE THE POWER CORD WITH CARE Do not disconnect the plug from the AC outlet by pulling the cord; always pull the plug itself. Pulling the cord may damage it. If you do not intend to use your unit for any considerable length of time, unplug the unit. Do not place furniture or other heavy objects on the cord, and try to avoid dropping heavy objects on it. Do not tie a knot in the power cord.
FRONT AND REAR CONTROL PANELS 12 6 11 1 5 10 4 2 9 7 3 8 1. LED Volume Indicator 2 / 8. IR receiver 3 / 9. Input 1 4. Volume Down 5. Power Switch /Input Selector 6. Volume Up 7. Power Socket 10. Right Speaker Output 11. Left Speaker Output 12. Input 2 5 IR REMOTE CONTROL 6 1. 2. 3. 4. 5. 6. 7. Input 1 Volume Up Mute Input 2 Power On Power Off Volume Down Note: the remote is common to all Vision products so some buttons Do not function with this product.
INSTALLATION INSTRUCTIONS This amplifier module can be attached as a separate product on the wall or be integrated into a Techconnect connectivity front panel. The example below shows an integrated product. 1 1. 2. 3. 4. 5. 2 3 4 5 TC2 VGAF3.5MM module 3-Phono module DC Power TC2-AMP4 module Bare-wire speaker terminals NOTE 1: The speaker cable must be unshielded with a gauge of no less than 0.75mm. THE WARRANTY WILL BE VOID IF YOU USE UNSUITABLE SHIELDED CABLE.
NOTE 2: THIS IS A LOW-IMPEDANCE AMPLIFIER. DO NOT ATTEMPT TO CONNECT 100V LINE SPEAKERS (Normally any speakers with “t” in the part code) Alternative Configuration PROGRAMMING MEMORY The Techconnect Amplifier turns on automatically when mains power turned on. The amplifier has an adjustable memory: Mode 1: Assumes a pre-set input and volume Mode 2: (default) Resumes last input and volume TO VIEW CURRENT MODE AND SWITCH MODE: 1. Turn amplifier off 2. Hold down volume+ then power buttons for 5 seconds.
TROUBLESHOOTING If your system is not operating properly, please refer to the following information. If the problem persists, disconnect from power and contact your AV reseller immediately. Problem Correction No Sound • Turn off and check connections. • Check output level from sources. For example, laptop volume. • The amplifier chip has temperature and overload protection.
SPECIFICATIONS • Power Output: 2 x 25 watts RMS @ 8 Ω • Total Harmonic Distortion: ≤1% (20Hz-22kHz) • Frequency Response (line in): 20Hz~22kHz(±2dB) • Signal to noise ratio (line in): ≥98dB (A-weighted) • Rating input level/impedance: Line in 500mV/50kΩ • Power Consumption: ≤40w • Power Supply 100-240vAC 50/60Hz Max 1.
