AV-1700 DIGITAL AMPLIFIER 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 PANELS 1 1. 2. 3. 4. 5. 2 3 4 IR Receiver Active Input LED Line-level Input 4 (3.5mm Minijack - duplicated on rear panel) Line-level Input Volume [Push: Input Select] Microphone Input Gain [Push: On/Off] 1 2 3 4 7 6 5 1. 2. 3. 4. 5. 6. 7. 8. 5 8 Microphone Input (Balanced XLR) Line-level Inputs 1-3 (2-Phono) Line-level Input 4 (3.
REMOTE CONTROL 1 4 5 2 6 7 3 1. 2. 3. 4. 5. 6. 7.
INSTALLATION 1. CONNECT INPUTS AND OUTPUTS Up to two pairs of loudspeakers can be connected. If speaker cable provided is not long enough use unshielded speaker cable with gauge of 0.75mm or higher. NOTE 1: The warranty will be void if you use shielded cable NOTE 2: This is a low-impedance digital amplifier. Do not connect ‘100v line’ speakers (normally any speakers with “t” in their part code) 2. CONNECT POWER The amplifier will turn on when power is plugged in the first time. 3.
RS-232 CODES Table 1: Control Codes HEX Codes On Remote Function A5 11 11 ON Bring out of standby A5 15 15 OFF Put into standby A5 05 05 MUTE Mute on/off (Standby activates after 30 minutes of mute) A5 01 01 INPUT1 Input select 1 A5 09 09 INPUT2 Input select 2 A5 10 10 INPUT3 Input select 3 A5 02 02 INPUT4 Input select 4 A5 08 08 TREBLE+ Increase treble gain by +1dB A5 0D 0D TREBLE- Decrease treble gain by -1dB A5 0C 0C BASS+ Increase bass gain by +1dB A5 12 12 BASS- Decre
Table 2: Return Codes Hex Codes Function Range Remark working off standby 1 1 MUTE Mute status 0 1 0 BD3490FV_SELECT Input select 0 3 0= input 1, 1=input2, 2=input3, 3= input4 BD3490FV_GAIN_GET Get master volume 1 28(1C) 1~28, volume has 28 steps BD3490FV_B_GAIN_GET Get bass gain 1 15(0F) Bass gain has 15 steps BD3490FV_T_GAIN_GET Get treble gain 1 15(0F) Treble gain has 15 steps PT2259_GAIN_GET Get mic gain 1 28(1C) Mic gain has 28 steps Baud rate: 2400K Stop Bit: 1 De
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. Microphone quiet • Some microphones have a gain switch. Consult the manual. No Power light • • Check power connections Abnormal load.
SPECIFICATIONS AMPLIFIER DIMENSIONS: 220 x 154 x 44mm (wide x deep x tall) not including dials and connectors AMPLIFIER WEIGHT: 1.2kg COLOUR: White INPUTS 4 x Stereo inputs (via 3 x phono connectors / 1 x 3.
WARRANTY This product comes with a 2-year return to base warranty, effective from the date of purchase. This warranty applies only to the original purchaser and is not transferable. For the avoidance of doubt, this will be taken from the information held by the appointed national distributor at the point of sale. If the product is DOA (dead on arrival), you have 21 days from purchase date to notify the national distributor via your AV reseller.
