Optimus STAV-3670 Owner's Manual
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Optimus STAV-3670 Owner's Manual

Professional series audio/video receiver
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STAV-3670 AUDIO/VIDEO RECEIVER
STAND BY
POWER
SFC
PRO LOGIC
MODE
DOLBY SURROUND
P R O
L O G I C
PHONES
SPEAKERS
A
Owner's Manual
DOLBY
MEMORY
4-CHANNEL
EQUAL POWER
B
OUTPUT
FM MONO
OSR
Audio/Video
Receiver
STAV-3670
PHONO
TUNER
LD/DVD
CD
TAPE 2
VCR
MONITOR
SUPER
TAPE 1
BASS
CLASS
STATION
FM/AM
TUNING
Please read before using this equipment.
31-3041
Cat. No.
VOLUME
MIN
MAX
BASS
TREBLE
BALANCE
L
R

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Summary of Contents for Optimus STAV-3670

  • Page 1 STAV-3670 AUDIO/VIDEO RECEIVER STAND BY POWER DOLBY PRO LOGIC MODE DOLBY SURROUND P R O L O G I C 4-CHANNEL PHONES SPEAKERS EQUAL POWER OUTPUT Owner’s Manual Audio/Video Receiver STAV-3670 PHONO SUPER BASS MEMORY FM MONO Please read before using this equipment.
  • Page 2 Dolby, Pro Logic, and the double-D symbol ( RadioShack and Optimus are registered trademarks used by Tandy Corporation. Your Optimus STAV-3670 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 or audio/video playback source, a turntable, a CD player, and a video monitor.
  • Page 3 IMPORTANT SAFETY INSTRUCTIONS This receiver is made and tested to meet exacting safety standards. It meets both UL and FCC require- ments CAUTION RISK OF ELECTRIC SHOCK. DO NOT OPEN. CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE COVER OR BACK.

  • Page 4: Table Of Contents

    Contents Preparing Your Receiver ................5 Positioning Speakers .

  • Page 5: Preparing Your Receiver

    Preparing Your Receiver Caution: Make all the necessary connections before you plug in or turn on the receiver. Positioning Speakers Halfway Point Halfway Point Between Speake Between Speakers a = b Person in Listening Area Normal Listening Point • Surround speakers generally sound best if you position them above ear level.

  • Page 6: Connecting Speakers

    When you use two pairs of speakers, connect one set to Speakers A and one set to Speakers • Realistic, Optimus, and other high- quality speakers have color-coded speaker terminals (red for positive po- larity and black for negative polarity).
  • Page 7 Note: Be sure you connect the re- ceiver’s right and left positive (+) and negative (–) terminals to the speaker’s corresponding right and left positive (+) and negative (–) terminals. Right Right Front B Speakers Right Right Front A Speakers AUDIO PRE OUT WOOFER...
  • Page 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 A and B Speakers” to connect the speakers to the terminals. REAR SPEAKERS Connecting the Center Speaker The center speaker gives additional ambience to surround sound.

  • Page 9: Connecting Program Sources

    Connecting Program Sources Note: Use shielded audio cables with phono connectors for all audio connec- tions. Note: If you place the cassette deck di- rectly above, below, or to the left of the receiver, the receiver could interfere with the cassette deck’s operation. If possi- ble, position the cassette deck to the right of the receiver or locate it away from the receiver.
  • Page 10 Preparing Your Receiver Note: If your VCR is monaural, use a Y- adapter (available at your local Ra- dioShack store) to connect the VCR’s audio output to both the audio in- puts on the receiver. VIDEO PLAY TAPE2 VCR/ PHONO MONITOR TAPE 1 SIGNAL...

  • Page 11: Connecting The Antennas

    Connecting the Antennas AM Loop Antenna UNBAL 75 LOOP ANTENNA ANTENNA Outdoor AM Antenna UNBAL 75 LOOP ANTENNA ANTENNA AM Loop Antenna Note: For the best results, use 75-ohm coaxial cable to connect an outdoor an- tenna to the receiver. In many areas, the supplied indoor AM loop and FM antennas provide satisfac- tory reception.
  • Page 12 Preparing Your Receiver Warning: To prevent injury, read and fol- low all cautions and warnings that ac- company the outdoor antenna. Caution: The cable’s shielding should only touch the terminal. For the best radio reception, use an outdoor antenna. Follow these steps to connect an outdoor FM antenna to the receiver using 75 coaxial cable.

  • Page 13: Using One Remote Control For More Than One Unit

    Note: If the remote’s range is reduced, replace the batteries immediately. If you also have an Optimus professional series CD player, VCR, or cassette deck with the OSR mark ( ), you can connect its receiver so you can control all of your equipment with a single remote control.

  • Page 14: Using The Ac Power Outlet

    Preparing Your Receiver Using the AC Power Outlet Caution: Do not connect appliances with high power consumption, such as a heater, iron, monitor, or TV, to this AC outlet. Doing so can cause a risk of over- heating and fire, and could damage the receiver.

  • Page 15: Basic Operation

    Basic Operation Warning: To prevent possible hearing loss, turn before you turn VOLUME on the receiver or change the program sources. After you turn on the receiver or change the program source, adjust to a comfortable listening level. Note: If you want to find out what a par- ticular button or control is used for, see Page 23 (for the remote control) or Page 29 (for the front panel) to find the page...

  • Page 16: Tuning The Radio

    Basic Operation Tuning the Radio Note: For weak signals, we recommend manual tuning. Notes: • If you store a frequency in a memory that already contains a frequency, you replace the previous frequency. • If your receiver is disconnected from AC power for several days, it loses all the stored frequencies.

  • Page 17: Using Fm Mono

    BALANCE Control Muting the Receiver Using Headphones display. STEREO appears when you receive an FM broadcast in stereo. You can improve the reception of weak FM stations by pressing appears. This reduces noise while you listen to a weak FM station, but MONO you get monaural instead of stereo sound.

  • Page 18: Cassette Deck/Vcr Features

    Cassette Deck/VCR Features Using the VCR/TAPE 1 and TAPE 2 MONITOR Buttons Recording an Audio Source Dubbing a Cassette Tape You can connect two cassette decks to the receiver. Selecting either lets you hear the playback from the cassette deck you con- TAPE 2 MONITOR nected to the receiver’s corresponding ( Press...

  • Page 19: Playing And Recording Video Tapes

    Playing and Recording Video Tapes Cassette Deck/VCR Features You can connect two video sources to the receiver. If you connect a VCR to the audio and video jacks, you can copy video cassette VCR/TAPE 1 LD/DVD tapes from one VCR to another and monitor the dubbing process. Playing a Video Tape To play a video tape, load the tape into the VCR connected to either .

  • Page 20: Using Advanced Sound Options

    Using Advanced Sound Options Your receiver has four special sound options: Dolby Pro Logic Surround, Dolby 3CH Logic, Studio-Effect Surround, and Simulated Surround. These special options enhance a program source. Notes: • To get the full benefit from programs encoded with Dolby Surround Sound, you need a stereo VCR.

  • Page 21: Sound Mode Adjustments

    Sound Mode Adjustments (Remote Control Only) Note: If you do not use a center speaker, the monaural signals are only repro- duced if you select PHANTOM. Notes: • Use the control to adjust the VOLUME overall sound level. • Set the center mode to a selection other than PHANTOM before adjusting the center level.

  • Page 22: Using The Remote Control

    Using the Remote Control AUDIO SURROUND SURROUND ASMS AUDIO RANDOM BEST DISC DECK1 DECK2 TAPE STATION CLASS FM MONO REAR TAPE2 FUNCTION LEVEL MONITOR Receive Receiver/ CENTER SURR LEVEL MODE MUTING Amplifie Amplifier Section TEST DELAY CENTER Section TONE TIME MODE RETURN S.BASS...

  • Page 23: Tape Operation

    Plays the tracks on a CD in random order. BEST With a CD player that has a BEST track memory function, such as an Optimus Professional Series CD-8200/8300/8400, press to select and play your favorite CD tracks. DISC Selects discs in a multi-play CD changer.

  • Page 24: Troubleshooting

    • Use a better antenna. • You cannot make a good copy. • Check and correct the connections. • The feature only works with Optimus Professional Series components. • Properly connect the control cable. • Properly connect the audio cables.

  • Page 25: Care And Maintenance

    Care and Maintenance Your Optimus STAV-3670 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. Modifying or tampering with your receiver’s internal components can cause a malfunction and might invalidate the receiver’s warranty and void your FCC authorization to operate it.

  • Page 26: The Fcc Wants You To Know

    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 27: Specifications

    Specifications Amplifier Front Channel Average Power Output ........100 Watts per Channel into 8 Ohms Front Channel Surround Power Output .
  • Page 28 Specifications FM Tuner Frequency Range ............... 87.5 to 108 MHz Usable Sensitivity .

  • Page 29: Index To Features By Control Name

    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 22.
  • Page 30 Notes...
  • Page 31 Notes...
  • Page 32 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 RadioShack company- owned stores and authorized RadioShack franchisees and dealers. EXCEPT AS PROVIDED HEREIN, RadioShack MAKES NO EXPRESS WARRANTIES AND ANY IMPLIED WARRANTIES, INCLUDING THOSE OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, ARE LIMITED IN DURATION TO THE DURATION OF THE WRITTEN LIMITED WARRANTIES...

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31-3041

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