Page 2 - Owner’s Manual; Please read before using this equipment.
STAV-3770 Cat. No. 31-3042 Owner’s Manual Please read before using this equipment. Audio/VideoReceiver STAV-3770 AUDIO/VIDEO RECEIVER STANDBY POWER SPEAKER PHONES MEMORY FM MONO CLASS STATION TUNING SELECT DSP MODE DOLBY VIRTUAL DOLBY PRO LOGIC LOUDNESS SELECT TONE DOWN UP BALANCE LEFT RIGHT VOLUME ...
Page 3 - Introducing the Optimus STAV-3770; Digital-Synthesized Tuner Precisely tunes to AM and FM stations.
2 Introducing the Optimus STAV-3770 Your Optimus STAV-3770 Audio/Video Receiver is the perfect control center for your audio/video system. It combines 100 watts-per-channel of clean power with modern styling. And, it provides connections for one tape deck, one audio/video source, one more tape deck ...
Page 5 - IMPORTANT SAFETY INSTRUCTIONS
3 This receiver is made and tested to meet exactingsafety standards. It meets both UL and FCC require-ments WARNING: TO REDUCE THE RISK OFFIRE OR ELECTRIC SHOCK, DO NOTEXPOSE THIS APPLIANCE TO RAIN ORMOISTURE. This symbol is intended to alert you to thepresence of uninsulated dangerous voltagewithin...
Page 7 - Contents
4 Contents Preparing Your Receiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Positioning Speakers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
Page 9 - Preparing Your Receiver; Positioning Speakers; hole; in; • Surround speakers generally sound; TV
5 Preparing Your Receiver Positioning Speakers Where you place your speakers (not supplied) can make a noticeable difference in your system’s sound. The guidelines in this section will help you choose the best locations. After you use your receiver for a while, you might want to try dif-ferent locat...
Page 11 - Connecting Speakers; Preparing the Speaker Wires; • Only connect speakers that are rated
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 13 - Connecting the Front Speakers; Press open the receiver’s
7 Preparing Your Receiver Connecting the Front Speakers Follow these steps to connect the right speaker to the receiver ’s right FRONT SPEAKERS terminals. 1. Press open the receiver’s FRONT SPEAKERS R (+) red lever and insert the ridged or color-coded conductor ’s end into the small hole. Press the ...
Page 15 - Connecting Surround-Sound Speakers; Connecting the Center Speaker; Connecting a Subwoofer Amplifier; to an amplified subwoofer’s
8 Preparing Your Receiver Connecting Surround-Sound Speakers You can connect a pair of speakers to the receiver for surround-sound pro-grams. Follow the steps in “Connecting the Front Speakers” to connect the speakers to the SURROUND SPEAKERS terminals. Connecting the Center Speaker The center speak...
Page 17 - Connecting a Turntable
9 Preparing Your Receiver ConnectingProgram 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 tur...
Page 19 - Connecting Video Sources; Connecting a Video Monitor; and
10 Preparing Your Receiver Connecting Video Sources If you connect two video sources, such as VCRs, laser disc (LD) players, or dig-ital video disc (DVD) players to your receiver, you can use the receiver to select each video source. You can also use the receiver to easily record from these video so...
Page 21 - Connecting the Antennas; AM Antennas
11 Preparing Your Receiver Connecting the Antennas In many areas, the supplied indoor AM loop and FM antennas provide satisfac-tory reception. AM Antennas Assemble the supplied AM antenna’s base by swinging the base in the direction of the arrow and inserting the antenna’s bottom tabs into the base’...
Page 23 - Note: If your antenna has 300
12 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 coaxial cable. Note: If your antenna has 300 Ω twin-lead cable, consult your local RadioShack store for the correct adapter. 1. Disconnect t...
Page 25 - • Use only fresh batteries of the required
13 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....
Page 27 - Using the AC Power Outlet
14 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. Connecting to AC...
Page 29 - Basic Operation; to; Note: If you select a source while; flashes
15 Basic Operation The controls on the remote control work the same as the buttons on the receiver’s front panel, though some are labeled differently. 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. Press SP...
Page 31 - Tuning the Radio; Manual and Automatic Tuning; Direct Access Tuning (Remote Control Only)
16 Basic Operation Tuning the Radio Your receiver has four types of electronic tuning — manual, automatic, direct access, and memory. Manual and Automatic Tuning Follow these steps to manually or automatically tune to stations. Hint: If none of the tuning buttons on the remote control operate, press...
Page 33 - Memory Tuning; Using FM MONO; • If you store a frequency in a memory
17 Basic Operation Memory Tuning Memory tuning lets you store up to 30 AM or FM frequencies in three different classes (10 frequencies in each class), then quickly tune to a class and station. Follow these steps to store a station in a memory location using the front panel controls. (You cannot stor...
Page 35 - Using Headphones; SP; Listening Safely; Muting the Receiver; ING; Loudness Control; LOUDNESS
18 Basic Operation Using Headphones To listen with headphones (not supplied), insert the headphones’ 1 / 4 -inch plug into the receiver’s front panel PHONES jack. To silence the speakers and listen with headphones without disturbing others, press SPEAKER so only SP appears on the display. Listening ...
Page 37 - Cassette Deck/VCR Features; Dubbing a Cassette Tape; TAPE
19 Cassette Deck/VCR Features You can connect two cassette decks to the receiver. Selecting either VCR/TAPE 1 or TAPE 2 MONITOR lets you hear the playback from the cassette deck you con- nected to the receiver’s corresponding ( VCR/TAPE 1 or TAPE 2 MONITOR ) jacks. Using the VCR/TAPE 1 and TAPE 2 MO...
Page 39 - Playing a Video Tape; Copying a Video Tape
20 Cassette Deck/VCR Features Playing and Recording Video Tapes You can connect two video sources to the receiver. If you connect a VCR to the VCR/TAPE 1 and DVD/LD audio and video jacks, you can copy video cassette tapes from one VCR to another and monitor the dubbing process. Playing a Video Tape ...
Page 41 - Using Advanced Sound Options; Dolby Pro Logic Surround
21 Using Advanced Sound Options Your receiver has four special sound options: Dolby Pro Logic Surround, Dolby 3CH Logic, DSP Effect, and Dolby Virtual. These special options enhance the sound from a connected program source. Notes: • To get the full benefit from programs encoded with Dolby Surround ...
Page 43 - Center Mode Setting; control to adjust; the overall sound level.
22 Using Advanced Sound Options Sound Mode Adjustments(Remote Control Only) Center Mode Setting The center mode setting affects the center channel’s bass signals. It operates only when you select the Dolby Pro Logic Surround or Dolby 3CH Logic mode. On the remote control, press SURROUND then CENTER ...
Page 45 - Delay Time; PRO; Effect Level; lay is preset to 5 ms.
23 Using Advanced Sound Options Delay Time In the Dolby Pro Logic Surround modes ( PRO LOGIC , THEATER 1 , and THE- ATER 2 ), the receiver slightly delays the sound going to the rear speakers. You can change this delay time from 15 to 30 milliseconds (ms) in 5 ms steps. Adjust the delay time for the...
Page 47 - Using the Remote Control; CONTROL MODE Buttons; The three; Receiver/Amplifier Operation; Before operation, press
24 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 49 - CD Player Operation; Note: These buttons do not work with all decks.
25 Using the Remote Control DIRECT Bypasses the receiver’s audio control circuits. Press again to re-store the previous settings. + MASTER VOLUME – Adjusts the system’s volume. RECEIVER POWER Turns the receiver on and off. CD Player Operation Note: You must have connected the CD player to both of yo...
Page 51 - Troubleshooting; Problem
26 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 Suggestion Power does not turn on. Power ...
Page 53 - Care and Maintenance
27 Care and Maintenance Your Optimus STAV-3770 Audio/Video Receiver is an example of superior design and craftsmanship. The following sugges-tions 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 contain mi...
Page 55 - The FCC Wants You to Know; • Moving your radio or TV away from the receiver
28 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 57 - Specifications; Amplifier
29 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 59 - FM Tuner; 0 dB Quieting Sensitivity; AM Tuner; Inches
30 Specifications FM Tuner Frequency Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87.5 to 108 MHz Usable Sensitivity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
Page 61 - Index to Features by Control Name; Control
31 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 24. ...
Page 63 - Printed in Indonesia
RadioShack A Division of Tandy Corporation Fort Worth, Texas 76102 <ARB7149-A> 6A8 Printed in Indonesia Limited Two-Year Warranty This product is warranted by RadioShack against manufacturing defects in material and workman-ship under normal use for two (2) years from the date of purchase from...
