Pyramid Car Audio PSV-40 User's Manual
Contents
1. charging or for battery back up Battery charging and battery back up may be undertaken only when the battery is connected through suitable external isolating diodes and charge limiting resistor The isolating didode will ensure that battery does not back power the power supply When a battery is deeply discharged it will initially draw a very large charging current and force the power supply into current limit mode for prolonged periods This is harmful for the power supply The charge limiting resistor will limit the charging current to ensure the maximum charging current is well below the current limit value of the power supply This manual contains important safety and operating instructions for this power supply Before you use the power supply read all the instructions and cautionary markings in this manual on the power supply and on the product that you will connect to the power supply to reduce the risk of injury e Do not use the power supply near water for example a bathtub washbowl kitchen sink laundry tub wet basement or swimming pooi e Do not place the power supply on an unstable cart stand or table If the power supply falls it could injure a person or cause serious damage to the power supply e Do not overload power outlets or extension cords An overload can result in fire or electric shock e Do not use an extension cord unless absolutely necessary Using animproper extension cord could result in a risk of fire and2. to 86 F 0 to 30 C Storage 13 to 158 F 25 to 70 C Input Cable SVT18 AWG 85 6 Feet Output Terminal Binding Post 10 125 Volts Power Switch Illuminated 10 250 VAC Dimensions ee 135x49x130 mm Welles 1 89 Ibs 0 86 kgs Specifications are typical individual units might vary Specifications are subject to change and improvement without notice
3. For added safety the power supply s polarized plug fits only into a polarized outlet If your AC outlet is not designed for the polarized plug have an electrician install the correct outlet or use an adapter to ground the power supply safeiy Do not defeat the safety purpose of the plug To protect the power supply during a lightning storm or when it is left unattended and unused for long periods of time unplug it from the AC outlet This will prevent damage to the power supply from lightning and power surges e Do not operate the power supply with a damaged cord or plug replace them immediately To reduce the risk of damage to the electric plug an cord a Make sure the cord is not located where it will be stepped on tripped over or otherwise subjected to damage or stress b Disconnect the power supply by pulling the cord s plug rather than the cord e Unplug the power supply from the outlet before attempting any maintenance or cleaning Do not use liquid or aerosol cleaners Use a damp cloth for cleaning and then wipe it dry immediately e If your power supply dose not operate normally in particular if any unusual sounds or smells come from it unplug it immediately and contact a qualified service technician for repair CONNECTIONS Caution Make all other connections before you connect the power supply standard AC power 1 Turn off the device requiring power 2 Set the power supply s POWER switch to OFF SWITCHING DC POWE
4. PYRAMID OWNER S MANUAL MODEL PSV 40 3 AMP SWITCHING DC POWER SUPPLY www pyramidcaraudio com FEATURES Your PYRAMID Heavy Duty 3 Amp Switching DC Power Supply is designed to use AC power to power equipment that requires 12V DC automotive power The power supply converts standard 120V AC household power to 13 8V DC power and can supply up to 3 amps of continuous power Note Your vehicle s electrical system provides 13 8 Volts when the engine is running If you are an electronic hobbyist or technician you will appreciate the many uses for the power supply at your workbench or in your house For example use your CB mobile transceiver as a bass station check the operation of auto sound systems before you install them in your vehicle or even power marine equipment such as pumps Your power supply s features include Regulated Output Voltage Makes it safe to use with mobile CBs Ham radios CD players tape players or anything you would power with a vehicle s DC electrical system Combo Output Connectors act as both binding posts and banana plug terminals This Unit Featured With A Car Cigarette Jack For The Convenience Of Your Multiple Choices Not recommended for outdoor use CAUTION RISK OF ELECTRICAL SHOCK DO NOT OPEN IMPORTANT SAFETY INSTRUCTIONS DANGER TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK CAREFULLY FOLLOW THESE INSTRUCTIONS WARNING This unit should not be directly connected to a battery for
5. R SUPPLY POWER 4 DC OUTPUT 1 3 Turn the sleeves of the red and black binding output posts counterclockwise to expose the wire hole 4 Insert the device s positive wire usually red into the red binding post s wire hole then tighten the binding post s sleeve to secure the wire in place 5 Insert the device s negative wire usually black into the black binding post s wire hole then tighting the binding post s sleeve to secure the wire in place 6 If you are using the banana plugs connection insert the plugs into the terminal s jack Warnings To avoid damage to both the power supply and the device e Follow the correct polarity when connecting the power supply and the device e Do not let the ends of the positive and negative wires touch each other Note The binding posts wire holes can accommodate up to 16 gauge wire 7 Connect the power supply s AC cord to a standard 120V AC outlet OPERATION To use the power supply after you connect the device to it set POWER to turn it on with the red led light illuminated If the power supply s POWER switch does not light check all connections and confirm the wall AC outlet has power If the outlet has power set POWER to OFF reduce the load by using a device that does not require more that 3 amps then set POWER to ON Your power supply s overload protection circuit automatically shuts down the power supply when it is overload and resets by turning POWER
6. electric shock If an extension cord must be used make sure a The pins on the extension cord s plug are of the same number size and shape as those of the plug on the charger b The extension cord is properly wired and in good electricai condition c The extension cord s wier size is at least 18 AWG Do not disassemble the charger take it to a qualified service technician when service or repair is required Improper reassembly may result in a risk of electric shock or fire e Do not use an attachment not recommended this could result in a risk of fire electric shock or injury to persons e Never push any object into the slot in the power supply It could touch dangerous voltage points or short out parts resulting in a fire or electrical shock 2 Caution To reduce the risk of damage e Do not expose the power supply to rain or excessive moisture e Do not operate the power supply if it has been dropped or damaged in any way Take it to a qualified service technician for repair e Slots and openings on the back and bottom of the power supply s cabinet are for ventilation To ensure the power supply s reliable operation and to protect it from overheating be sure these openings are not blocked or covered e The power supply should be operated only from a standard AC outlet that provides 120V AC 60 Hz as indicated on the label If you are not sure of the type of power supplied to your home consult your local power company e
7. to OFF Caution Place your power suppply in a well ventilated open and cool area Do not block the openings at the fan suction on the sides and the discharge openings on the bottoms Cauton To reduce the risk of energy hazard be careful not to short the output terminal during operation Remove the output connections after use Caution Your power supply might cause TV or radio interference even when it is operating properly To determine whether your power supply is causing the interference turn off your power supply If the interference goes away your power supply is causing it Try to liminate the interference by moving your power supply away from the receiver e connecting your power supply to an outlet that is on a different electrical circuit from the receiver e contacting a qualified service technician for help SPECIFICATIONS Input Voltage nennen nen anna E 110 to 120V AC Input ELE QU ON CY ne nern 60 Hz Output Voltage su 13 8V 0 5 Volts Output 0 21 3 Amps DC Continuous Maximum Line Regulation einen Less Than 5 Load Regulation Less Than 5 Overload Protection FUSE 2A 250V PSV 40 Output 150 5 Desi asii Switching Type Operating 32
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