Instruction/ maintenance manual of the product V4000 plus American Audio
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User Instructions AMERICAN AUDIO ® 4295 Charter Street Los Angeles Ca. 90058 Revised 02/02 Pr ofessional Power Ampli er POWER ON OFF LIMITER ON PROFESSIONAL POWER AMPLIFIER LIMITER ON MONO STEREO .
This symbol is intended to alert the user to the presence of non insulated "danger ous voltage" within the product's enclosur e that may be of suf cient magnitude to constitute a risk of electric shock to persons.
CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE THE COVER. THERE ARE NO USER SERVICEABLE P ARTS INSIDE. REFER ALL SERVICE TO YOUR AUTHORIZED AMERICAN AUDIO ® DEALER.
Important Pr ecautions • T o reduce the risk of electrical shock or re, do not expose this unit rain or moisture • Do not spill water or other liquids into or on to your unit • Do not attemp.
1. Power Switch - This switch is used to control the units main power . 2. Channel 1 Gain Contr ol - This r otary knob is used to control the out- put signal of channel one. T ur ning the knob in a clockwise direction will increase signal output. 3. Channel 1 Limiter Switch - This is used to activate the channels built-in limiter .
16 32 28 15 29 27 33 26 25 24 23 22 20 21 18 19 17 15 Rear Panel Contr ol 15. Cooling Fans - Dual high speed cooling fans 16. Channel 2 TRS Input - Channel two 1/4” female jack. Excepts ei- ther a balanced or unbalanced plug. See page 7 for more details.
Unbalanced TS 1/4” Unbalanced TS 1/4” Plug Plug Hot (+) Ne gati ve (-) Diagram 5 Diagram 5 Balanced TRS 1/4 Balanced TRS 1/4 ” Plug Ground/Shield Hot (+) Ne gati ve (-) Diagram 4 Diagram 4 2 Hot.
Bar e Wire Connections: When connecting your speakers to the amplifier using bar e wire; Unscrew the red and black caps on the binding post, be sure not to completely remove or unscrew the red and black caps. Strip back the wire insulation 1/2” (13mm).
OPERATING MODES: Always configure your amplifier operating mode befor e beginning operation. If you want to change it dur - ing performance. Y ou must decrease the gain contr ols to their lowest levels to pr otect the speakers from any popping noise. Stereo Operation - Page 10/Figure 9 details an example of a typical stereo set-up.
Mono Subwoofer - This operation is similar to the Stereo Subwoofer operation but in mono. When running subwoofers it is usually recommended to run them in mono mode to achieve a cleaner tighter low end. This operation allows you to run several subwoofers down to a minimum of 2 ohms.
put). Short Circuit Protection can usually be traced back to the signal output line (i.e. speaker line). Check the line from the output terminal of the amplifier to the speaker . If this line good, check the inter nal speaker connections and components.
OVERHEA T INDICA TOR - T wo red LED’ s for this function, one for each channel. When the amplifier’ s heat sink temperature rises above 91° C., output will be discontinue and the red overheat LED glow continuously . One channel can still operate normally if the other goes into overheat pr otection mode.
P ositiv e (+) Lead Negativ e (-) Lead Do Not Use Ch2 Inputs Do Not Use Ch2 Inputs Use Ch1 Inputs Use Ch1 Inputs Set to Br idge Set to Subwoof Use Ch2 Inputs Use Ch2 Inputs Use Ch1 Inputs Use Ch1 Inpu.
TYPICAL MONO BRIDGE SET -UP SPEAKERS 4 OHM MINIMUM TYPICAL STEREO OUTPUT CONNECTIONS SPEAKERS 2 OHM MINIMUM SPEAKERS 2 OHM MINIMUM Use Channel 1 Inputs Only (XLR or 1/4” Jacks) X X X X X X X X Use Speakon or Banana Jacks ©American Audio® - www .americandj.
Output Power: 2 ohms, 1 khz 1% THD 2 ohms, 1 khz 1% THD 2 ohms, 1 khz 1% 4 ohms, 1khz, 1% 4 ohms, 1khz, 1% 4 ohms, 1khz, 1% THD 8 ohms, 1khz 1% THD 8 ohms, 1khz 1% THD 8 ohms, 1khz 1% (Bridge Mode, mo.
©American Audio® American Audio® is part of the American DJ® Gr oup of Companies American DJ® W orld Headquarters: 4295 Charter Street Los Angeles, CA 90058 USA T el: 323-582-2650 / Fax: 323-582-2610 web: www .americandj.com / e-mail: info@americandj.
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