Radio Shack Portable AC-to-DC Regulated Power Supply Owner's Manual
Summary of Portable AC-to-DC Regulated Power Supply
Page 1
Cat. No. 22-503 owner’s manual please read before using this equipment. Portable ac-to-dc regulated power supply 22-503.Fm page 1 friday, august 6, 1999 12:48 pm.
Page 2: Features
2 © 1998 tandy corporation. All rights reserved. Radioshack is a registered trademark used by tandy corporation. Features your radioshack portable ac-to-dc regulated power supply is designed to supply power to equipment such as cb and ham radios and auto- sound systems that require 12v dc power. The...
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3 not recommended for outdoor use. This symbol is intended to alert you to the pres- ence of uninsulated dangerous voltage within the product’s enclosure that might be of sufficient magnitude to constitute a risk of electric shock. Do not open the product’s case. This symbol is intended to inform yo...
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4 your power supply’s features include: built-in cigarette lighter socket — lets you quickly connect a cigarette-lighter plug to the power supply. Over temperature protection circuit — auto- matically shuts off ac power to the power supply if it overheats. Current overload fuse protection — the buil...
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5 push-terminal connectors — let you easily connect wires directly to the power supply. This power supply has been tested and found to comply with all applicable ul standards and fcc requirements. 22-503.Fm page 5 friday, august 6, 1999 12:48 pm.
Page 6
6 important safety instructions save these instructions danger — to reduce the risk of fire or electric shock, carefully follow these in- structions this manual contains important safety and oper- ating instructions for this power supply. Before you use the power supply, read all the instruc- tions ...
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7 4. Heed warnings — all warnings on the appliance and in the operating instructions should be adhered to. 5. Follow instructions — all operating and use instructions should be followed. 6. Cleaning — unplug the power supply from the wall outlet before cleaning. Do not use liquid cleaners or aerosol...
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8 power supply. Any mounting of the appliance should follow the manufacturer’s instructions and should use a mounting accessory rec- ommended by the manufacturer. An appli- ance and cart combination should be moved with care. Quick stops, excessive force, and uneven surfaces may cause an appliance a...
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9 11. Power sources — this power supply should be operated only from the type of power source indicated on the marking label. If you are not sure of the type of power supplied to your home, consult your appli- ance dealer or local power company. 12. Grounding and polarization — this power supply is ...
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10 14. Extension cords — do not use an exten- sion cord unless absolutely necessary. Using an improper extension cord could result in a risk of fire and 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 t...
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11 17. Object and liquid entry — never push objects of any kind into this power supply through openings as they may touch dan- gerous voltage points or short out parts that could result in a fire or electric shock. Never spill liquid of any kind on the power supply. 18. Servicing — do not attempt to...
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12 come from it. Adjust only those controls that are covered by the operating instruc- tions, as improper adjustment of other controls may result in damage and will often require extensive work by a qualified technician to restore the power supply to its normal operation. • if the power supply has b...
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13 22. Heat — this power supply product should be situated away from heat sources such as radiators, heat registers, stoves, or other products (including amplifiers) that produce heat. Service 1. Except as noted in this owner’s manual, do not attempt to service this power supply yourself. Instead, u...
Page 14: Connections
14 connections caution: make all other connections before you connect the power supply to ac power. Connecting a device requiring positive and negative wires warning: to avoid damage to both the power supply and the device: • follow the correct polarity when connecting the power supply and the devic...
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15 3. While pressing the red tab on the back of the power supply, insert the device’s positive (+) wire (usually red) into the hole next to the red tab. Then release the tab to secure the wire. 4. While pressing the black tab on the back of the power supply, insert the device’s nega- tive (–) wire (...
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16 connecting a device requiring a cigarette- lighter socket you can connect a device that uses a cigarette- lighter adapter to the power supply. Cautions: • you must use a cigarette-lighter adapter that supplies 12 volts and delivers at least 3 amps of power. Its center tip must be set to positive ...
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17 1. Turn off the device you are connecting to the power supply. 2. Set power to off . 3. Pull the tab on the cigarette-lighter socket’s rubber cap on the side of the power supply to expose the socket. Notes: • the rubber cap is attached to the power supply. Do not try to remove it. • be sure to cl...
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18 5. Connect the power supply’s ac cord to a standard ac outlet. 22-503.Fm page 18 friday, august 6, 1999 12:48 pm.
Page 19: Operation
19 operation to turn the power supply on or off after you prop- erly connect a device to it, set power to on or off . Power lights when the power supply is turned on. Caution: if power does not light or the connect- ed device stops operating: • check all connections and confirm the ac outlet has pow...
Page 20: Care and Maintenance
20 care and maintenance your radioshack portable ac-to-dc regulated power supply is an example of superior design and craftsmanship. The following suggestions will help you care for your power supply so you can enjoy it for years. Keep the power supply dry. If it gets wet, wipe it dry immediately. L...
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21 wipe the power supply with a damp cloth occasionally to keep it looking new. Do not use harsh chemicals, cleaning solvents, or strong detergents to clean the power supply. Modifying or tampering with the power supply’s internal components can cause a malfunction and might invalidate its warranty....
Page 22: Specifications
22 specifications input voltage ................ 90 to 240 vac nominal input frequency ................................. 50–60 hz output voltage ........................... 13.8 vdc ±5% output current .. 3 amps dc continuous (max.) ac fault protection ........ 1 amp 250v ac fuse short circuit protec...
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23 weight .................................................... .89 lbs (0.4 kg) accessory .......................... Padded carry case specifications are typical; individual units might vary. Specifications are subject to change and improvement without notice. 22-503.Fm page 23 friday, august 6, 199...
Page 24: Notes
24 notes 22-503.Fm page 24 friday, august 6, 1999 12:48 pm.
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25 22-503.Fm page 25 friday, august 6, 1999 12:48 pm.
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26 22-503.Fm page 26 friday, august 6, 1999 12:48 pm.
Page 27
27 limited ninety-day warranty this product is warranted by radioshack against manufacturing de- fects in material and workmanship under normal use for ninety (90) days from the date of purchase from radioshack company-owned stores and authorized radioshack franchisees and dealers. Except as provide...
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Radioshack a division of tandy corporation fort worth, texas 76102 9/98n printed in the usa (continued) this warranty does not cover: (a) damage or failure caused by or attributable to acts of god, abuse, accident, misuse, improper or abnormal usage, failure to follow instructions, improper installa...