User's Manual PS 4L/4LA SPEAKER ENCLOSURE ACTIVE/PASSIVE MODELS www.altoproaudio.com Version 1.3 Aug.
IMPORTANT SAFETY INSTRUCTION CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN TO REDUCE THE RISK OF ELECTRIC SHOCK PLEASE DO NOT REMOVE THE COVER OR THE BACK PANEL OF THIS EQUIPMENT. THERE ARE NO PARTS NEEDED BY USER INSIDE THE EQUIPMENT. FOR SERVICE, PLEASE CONTACT QUALIFIED SERVICE CENTERS. WARNING To reduce the risk of electric shock and fire, do not expose this equipment to moisture or rain. Dispose of this product should not be placed in municipal waste and should be separate collection. 11.
IN THIS MANUAL: 1. INTRODUCTION ..................................................................................1 2. QUICK START - PS 4L .........................................................................2 3. QUICK START - PS 4LA........................................................................3 4. HOOK-UP DIAGRAMS .........................................................................4 5. RIGGING ............................................................................................
HOOK 2. QUICK START - PS 4L UP 1. PS 4L PASSIVE SPEAKER CABINET Make all initial connections with all the equipment powered off, and ensure that all the main volume controls are turned completely down. 1). Connect one side of the speaker cable to the output CHA/CHB or Binding Post of your stereo power amplifier and the other side to the input socket of your speaker cabinet. 2). Complete other connections as illustrated. 3). Turn on your mixer first, then the stereo power amplifier. 4).
HOOK 3. QUICK START - PS 4LA UP 2. PS 4LA ACTIVE SPEAKER CABINET Make all initial connections with all the equipment powered off, and ensure that all the main volume controls are turned completely down. 1). Connect one side of the signal cable at your audio mixer into output left /right (with Stereo-Jack or XLR) and the other side of the cable into the line input (Stereo-Jack) of your active speaker cabinet. 2). Connect the power cord to mains. 3).
HOOK 4. HOOK-UP DIAGRAMS UP 4.1 Two speakers in stereo operation MAIN OUT R MAIN OUT L LINE IN LINE IN VOLUME VOLUME +4dBu INPUT LINK PS 4LA SIGNAL LIMIT +4dBu INPUT ACTIVE SPEAKER CABINET BI-AMP. POWER AMPLIFIER BAL LINK PS 4LA SIGNAL LIMIT ACTIVE SPEAKER CABINET BI-AMP. POWER AMPLIFIER BAL SHIELD SHIELD MIXER "WARNING" TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK DO NOT EXPOSE THIS PRODUCT TO RAIN OR MOISTURE.
HOOK 4. HOOK-UP DIAGRAMS UP 4.3 Two subwoofers and two satellite speakers VOLUME VOLUME LINE IN +4dBu +4dBu INPUT LINK PS 4LA SIGNAL LIMIT INPUT ACTIVE SPEAKER CABINET BI-AMP. POWER AMPLIFIER BAL ACTIVE SPEAKER CABINET BI-AMP. POWER AMPLIFIER SHIELD 220-240V 50/60Hz MODEL PS 4LA SIGNAL LIMIT "WARNING" TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK DO NOT EXPOSE THIS PRODUCT TO RAIN OR MOISTURE.
SP OT LI 6. PANEL DESCRIPTION-PS 4LA GH T -. CONNECTION PLATE (1) BI-POLAR MAIN POWER SWITCH (2) AC POWER SOCKET WITH MAIN FUSE (3) GROUND SWITCH (4) CLIP INDICATOR RED LED (5) LINK OUT ON XLR CONNECTOR (6) a. STEREO JACK INPUT b. LINE INPUT ON XLR CONNECTOR (7) MAIN VOLUME CONTROL (6) (5) (4) (7) (6) (5) (4) (7) VOLUME VOLUME 3 2 1 +4dBu +4dBu INPUT LINK PS 4LA SIGNAL LIMIT INPUT ACTIVE SPEAKER CABINET BI-AMP.
SP OT LI 7. PANEL DESCRIPTION-PS 4L GH T -. CONNECTION PLATE (1) INPUT Receive the power coming from an external power amplifier. (SPK +1/-1 connected; +2/-2 not connected) (2) THRU Direct LINK for connect in parallel a second speaker cabinet. (SPK +1/-1 connected; +2/-2 not connected) Besides, the passive crossover included the electronic protection on the driver.
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9. WARRANTY 1. WARRANTY REGISTRATION CARD To obtain Warranty Service, the buyer should first fill out and return the enclosed Warranty Registration Card within 10 days of the Purchase Date. All the information presented in this Warranty Registration Card gives the manufacturer a better understanding of the sales status, so as to provide a more effective and efficient after-sales warranty service.
SEIKAKU TECHNICAL GROUP LIMITED NO. 1, Lane 17, Sec. 2, Han Shi West Road, Taichung 40151, Taiwan www.altoproaudio.com Tel: 886-4-22313737 email: info@altoproaudio.com Fax: 886-4-22346757 All rights reserved to ALTO. All features and content might be changed without prior notice. Any photocopy, translation, or reproduction of part of this manual without written permission is forbidden.
