Page 2 - Introducing the Optimus STA-3500; Additional features include:; Digital-Synthesized Tuner Precisely tunes to AM and FM stations.; Lets you search for the next available FM station.
2 Introducing the Optimus STA-3500 Your Optimus STA-3500 Digital Synthesized AM/FM Stereo Receiver is the per-fect control center for your audio/video system. It combines 100 watts-per-chan-nel of clean power with modern styling. It provides connections for two tape decks, a turntable, a CD player, ...
Page 3 - IMPORTANT SAFETY INSTRUCTIONS
3 This receiver is made and tested to meet exactingsafety standards. It meets both UL and FCC require-ments To prevent fire or shock hazard, do not expose this sys-tem to rain or moisture. This symbol is intended to alert you to thepresence of uninsulated dangerous voltagewithin the system’s enclosu...
Page 4 - Contents
4 Contents Preparing Your Receiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Positioning Speakers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
Page 5 - Preparing Your Receiver; Positioning Speakers; hole; in
5 Preparing Your Receiver Positioning Speakers Where you place your speakers can make a noticeable difference in your sys-tem’s sound. The guidelines in this section will help you choose the best loca-tions. After you use your receiver for a while, you might want to try different locations for your ...
Page 6 - Connecting Speakers; Preparing the Speaker Wires; • Only connect speakers that are rated; and one set to
6 Preparing Your Receiver Connecting Speakers Preparing the Speaker Wires Speaker wire consists of two conductors (individual wires) encased in insulation and is usually color-coded or marked with a ridge along one side so you can identify each conductor. Use these markings as a guide to help you pr...
Page 7 - Connecting the A and B Speakers; ) black lever and insert the other; • Be sure you connect the receiver ’s; Left
7 Preparing Your Receiver Connecting the A and B Speakers Follow these steps to connect the right speaker to the receiver ’s right A SPEAK- ERS terminals. 1. Press the receiver’s A SPEAKERS R (+) red lever and insert the ridged or color-coded conductor’s end into the small hole. Pull back the lever ...
Page 8 - Connecting Program Sources; Connecting a Turntable; Cassette Deck; CD Player
8 Preparing Your Receiver Connecting Program Sources You can connect up to five external program sources to your receiver. Connecting a Turntable Connect a turntable with a magnetic cartridge only. Some older turntables use a ceramic-type cartridge that does not work with this system. Connect the tu...
Page 9 - Connecting the Antennas; AM Antennas; FM Antennas
9 Preparing Your Receiver Connecting the Antennas In many cities, the supplied indoor AM loop and FM antennas provide adequate reception. AM Antennas Assemble the included antenna’s base by swinging the base in the direction of the arrow and inserting the antenna’s bottom tabs into the base’s slot. ...
Page 10 - Note: If your antenna has 300
10 Preparing Your Receiver For the best radio reception, use an outdoor antenna. Follow these steps to connect an outdoor FM antenna to the receiver using 75 Ω cable. Note: If your antenna has 300 Ω twin-lead cable, consult your local RadioShack store for the correct adapter. 1. Disconnect the suppl...
Page 11 - • Use only fresh batteries of the recom-; Receiver
11 Preparing Your Receiver Using One Remote Controlfor More than One Unit If you also have an Optimus professional series CD player, VCR, or cassette deck with the OSR mark, you can connect its CONTROL IN jack to the receiver so you can control all of your equipment with a single remote control. You...
Page 12 - Using the AC Power Outlet; The; indicator lights whenever you supply power to the receiver and
12 Preparing Your Receiver Using the AC Power Outlet Your receiver has an AC power outlet that you can use to power an electronic device, such as a turntable, cassette deck, VCR, and so on. This switched out-let turns on and off with the receiver and provides a maximum of 100 Watts (0.8A max). Conne...
Page 13 - Basic Operation; Note: If you select a source while
13 Basic Operation Note: The controls on the remote control work the same as the buttons on the receiver’s front panel. Follow these steps to use the receiver. 1. Press POWER to turn on the receiver’s power. It takes about 5 seconds to begin hearing sound. 2. Select the speakers. If you connected sp...
Page 14 - Tuning the Radio; Manual and Automatic Tuning; STEREO; Memory Tuning; MEMORY; • If you store a frequency in a memory
14 Basic Operation Tuning the Radio Your receiver offers three types of electronic tuning — manual, automatic, and memory. Manual and Automatic Tuning Follow these steps to manually or automatically tune to the stations. 1. Press TUNER . Then press FM/AM to select the desired band. The receiver tune...
Page 15 - Using FM Mono; Listening Safely; Cassette Deck Features
15 Basic Operation Using FM Mono To receive FM stations in stereo, press FM MONO until MONO disappears from the display. STEREO appears on the display when you receive an FM broadcast in stereo. You can improve the reception of weak FM stations by pressing FM MONO until MONO appears. This reduces no...
Page 16 - Using the TAPE 1/VCR Button
16 Basic Operation Using the TAPE 1/VCR Button Press TAPE 1/VCR . TAPE 1 appears on the display. You hear the playback from the cassette deck or VCR you connected to the receiver ’s TAPE 1/VCR jacks. Using the TAPE 2 MONITOR Button Press TAPE 2 MONITOR . TAPE 2 appears on the display along with the ...
Page 17 - Dubbing a Cassette Tape; jacks as the source, and the deck you connected to the; jacks as the recording deck. Then press; until; TAPE
17 Basic Operation Dubbing a Cassette Tape You can copy, or dub, a cassette tape from one cassette deck to another. You can use either deck as the playback or recording deck. However, if you want to monitor the cassette deck during dubbing, use the deck connected to the TAPE 1/VCR jacks as the sourc...
Page 18 - Using the Remote Control; Receiver/Amplifier Section
18 Using the Remote Control The remote control works up to a distance of about 23 feet, and within a 30-degree angle on either side of the receiver. Point the control at the receiver’s front panel and press the desired button(s). Many buttons on the remote control work the same as buttons on the rec...
Page 19 - CD Player Section; Note: You must connect the CD player both to your receiver ’s; Cassette Deck Section; Before operation, select; Note: You must connect the cassette deck both to your receiver’s; and audio jacks for these functions to work.
19 Using the Remote Control CD Player Section Note: You must connect the CD player both to your receiver ’s CONTROL OUT and audio jacks for these functions to work. CD POWER Turns the CD player on and off (only for CD players having the CONTROL IN/OUT feature). | ASMS | Returns to the beginning of t...
Page 20 - Troubleshooting; Problem
20 Troubleshooting If the receiver is not working as it should, the following suggestions might help. If you follow the suggestions in this chart and the receiver still does not work properly, contact your local RadioShack store for assistance. Problem Cause Solution Power does not turn on. • Power ...
Page 21 - Care and Maintenance
21 Care and Maintenance Your STA-3500 Digital Synthesized AM/FM Stereo Receiver is an example of superior design and craftsmanship. The following suggestions will help you care for the receiver so you can enjoy it for years. Keep the receiver dry. If it gets wet, wipe it dry immediately. Liquids can...
Page 22 - The FCC Wants You To Know; • Moving your radio or TV away from the receiver
22 The FCC Wants You To Know Your receiver might cause radio or TV interference even when it is operating properly. To determine whether your receiver is causing the interference, turn off your receiver. If the interference goes away, your receiver is causing it. Try to eliminate the interference by...
Page 23 - Specifications; Amplifier
23 Specifications Amplifier Front Channel Average Power Output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100 Watts per Channel into 8 Ohms From 40 to 20,000 Hz, With No More than 0.9% Total Harmonic Distortion Measured Pursuant to the Federal Trade Commission’s ...
Page 24 - General; Inches
24 Specifications General Power Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 120 Volts AC, 60 Hz Power Consumption . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....
Page 25 - Index to Features by Control Name; Control
25 Index to Features by Control Name This table lists the control and indicator names found on the front of your receiver, along with the page number where the con-trol or indicator is discussed. To find a description for the buttons on the remote control, see “Using the Remote Control” on Page 18. ...
Page 26 - Notes
Page 28 - Printed in Japan
RadioShack A Division of Tandy Corporation Fort Worth, Texas 76102 <ARB1484-A> 7A6 Printed in Japan RadioShack Limited Warranty This product is warranted against defects for 2 years from date of purchase fromRadioShack company-owned stores and authorized RadioShack franchisees and deal-ers. Wi...
