Optimus STAV-3790 manual

STAV-3790 Cat. No. 31-3046 Owner’ s Manual Please read before using this equipment. Audio/Video Receiver POWER VIDEO INPUT VIDEO L AUDIO R ST ANDBY SPEAKERS BASS VCR DVD/LD TV/SA T VIDEO CD FM/AM MD/T APE 1 T APE 2 MONITOR A B TREBLE DIRECT LOUDNESS S TAT I O N CLASS MEMORY MPX MODE TUNING TUNING SELECT PHONES DSP MODE VOLUME UP DOWN SIGNAL SELEC[...]

2 Intr oducing the Optim us ST A V -3790 Y our Optimus STA V-3790 Audio/Video Receiver operates as the perfect control center for your audio/video system. It combines 100 watts-per - channel of clean power with modern styling. It pr ovides connections for one tape deck, one VCR, two audio/video sources, an additional tape deck or audio source, a CD[...]

3 IMPOR T ANT SAFETY INSTR UCTIONS This receiv er is made and tested to meet e xacting saf e ty standards. It meets both UL and FCC require ments . CA U TION Pow e r L i n e s — Locate an outdoor antenna a wa y from pow er lines. Nonuse Periods — Unplug the receiv er’ s power cord when y ou wi ll not use it f or extended periods . Outdoor Ant[...]

4 Contents Preparing Y our Receiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Positioning Speakers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Connecting Speakers . . . . . . . . .[...]

5 Preparing Y our Receiver P ositioning Speakers Where you place your speakers (not supplied) can make a noticeable dif ference 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 locations for your speakers. Bass response depends[...]

6 Preparing Y our 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 properly connect the speakers to your receiver . [...]

7 Preparing Y our Receiver Connecting the Front Speaker s Follow these steps to connect the right speaker to the receiver’s right FRONT SPEAKERS ter minals. 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 lever closed to secure the conductor . 2. [...]

8 Preparing Y our Receiver Connecting Surr ound-Sound Speakers Y ou can connect a pair of speakers to the receiver for surround-sound programs. Follow the steps in “Preparing Y our Receiver” on Page 7 to connect the speakers to the SURROUND SPEAKERS ter minals. Connecting the Center Speaker The center speaker gives additional ambience to surrou[...]

9 Preparing Y our Receiver Connecting Pr ogram Sources Y ou can connect up to seven external pr ogram sources to your receiver . Connecting a CD Play er To connect a CD player to the receiver , connect the CD player’s left and right output jacks to the receiver’s L and R CD IN jacks. Connecting Cassette Decks Y ou can connect cassette decks to [...]

10 Preparing Y our Receiver Note: If you have a tur ntable with magnetic cartridge and want to con- nect it to the STA V-3790, you need to connect a pre-amplifier between the tur ntable and the receiver . Some tur ntables have a switchable built- in amplifier: if your turntable has this featur e, switch it to preamp mode. Connect the output of the [...]

11 Preparing Y our Receiver Connecting a Camcor der Y ou can connect the camcorder (or other audio/video device) to the front panel VIDEO INPUT jacks. Y ou need a stereo A/V cable (not supplied) with plugs that fit the receiver’s jacks and the camcorder’s jacks for this connection. Insert the plugs at one end of the cable into the VIDEO INPUT j[...]

12 Preparing Y our Receiver Digital Connections Y ou can connect up to three digital output devices to your receiver . Two inputs use the fiber -optic cable, and one uses coaxial digital audio cable. Using the appropriate cable, make connections between the digital out- put jack of your device and the digital input jack on the receiver . The digita[...]

13 Preparing Y our Receiver Connecting the Antennas In many areas, the supplied indoor AM loop and FM antennas provide satisfactory 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’s slot. If the receiver is in a rack or on a[...]

14 Preparing Y our 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 coax- ial cable. Note: If your antenna has 300 Ω twin-lead cable, consult your local RadioShack store for the correct adapter . 1. Disconnect the supplied FM antenna from the receiver?[...]

15 Preparing Y our Receiver Using One Remote Contr ol f or More than One Unit If you also have an Optimus professional series CD player , VCR, or cas- sette 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. Y ou can also use the other component’s [...]

16 Preparing Y our Receiver Using the A C P ower Outlet Y our receiver has an AC power outlet that you can use to power an elec- tronic device, such as a cassette deck or VCR. This switched outlet tur ns on and off with the receiver and provides a maximum of 100 watts. Connecting to A C P o wer Before you plug in the receiver’s power cord, double[...]

17 Initial Setup To obtain the best possible surround sound, you need to set up and adjust your receiver and its components. This is particularly important when you use the (Dolby) sound mode. These are one-time adjust- ments and you need not to repeat (unless you change the configuration of your system). Basic Pr ocedure 1. Press POWER ( RECEIVER [...]

18 Initial Setup Cr ossover Frequenc y Setting When you select S for any of the speaker’s size setting modes, the receiver sends the bass frequencies that were destined for that particu- lar speaker to the subwoofer . This setting determines the fr equency that is sent to the subwoofer . If you set all speakers (front, center , and sur- round) to[...]

19 Initial Setup 6. Press ▲ or ▼ to enter the distance between the surround speakers and your listening area. Each time you press the button, distance changes for 1 foot (between 1 to 30 feet). Dynamic Range Control Setting In Dolby Digital mode, the dynamic range (how loud and soft sounds are produced) is compressed so you can better hear low-[...]

20 Basic Operation The controls on the remote control work the same as the buttons on the receiver’s front panel, though some are labeled dif ferently. Follow these steps to use the receiver . 1. Press POWER to tur n on the receiver’s power . 2. Press SPEAKERS A or B on the fr ont panel (if necessary) so SP A or B appears on the display. 3. Sel[...]

21 Basic Operation T uning the Radio Y our receiver has four types of electronic tuning — manual, automatic, direct access, and memory. Manual and A utomatic T uning Follow these steps to manually or automatically tune to stations. Hint: If none of the tuning buttons on the remote control operate, press TUNER first. 1. Press FM/AM on the front pa[...]

22 Basic Operation Memory T uning Memory tuning lets you store up to 30 AM or FM frequencies in three dif ferent classes (10 fr equencies 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. (Y ou cannot store a station in memory using the remote control[...]

23 Basic Operation Muting the Receiver To temporarily mute the sound, press MUTI NG on the remote contr ol. --MUTING -- appears. Press MUTING again to restore the audio level. Loudness Contr ol To increase the high and low ranges of sounds for improved audio at a low listening level, press LOUDNESS on the front panel so LOUDNESS ap- pears. Press LO[...]

24 Cassette Dec k/VCR Features Y ou can connect two cassette decks to the receiver . Selecting either MD/ T APE 1 or T APE 2 MONITOR lets you hear the playback from the cassette deck you connected to the receiver’s corresponding ( MD/T APE 1 or T APE 2 MONITOR ) jacks. Using the MD/T APE 1 and T APE 2 MONIT OR Buttons Press MD/T APE 1 . MD/TAPE1 [...]

25 Cassette Dec k /VCR Features Pla ying and Recor ding Video T apes Y ou can connect four video sources to the receiver . If you connect a VCR to the VCR and another VCR or camcorder to DVD/LD , TV/SA T , or front panel VIDEO IN PUT audio and video jacks, you can copy video cassette tapes from one VCR to another and monitor the dubbing process. Pl[...]

26 Using Ad v anced Sound Options Y our receiver has three special sound options: Dolby Digital, Dolby Pro Logic Surround, and DSP Ef fect. These special options enhance the sound from a connected program source. Notes: • To get the full benefit from pr ograms encoded with Dolby Sur- round Sound, you need a stereo VCR or DVD/LD player . • Dolby[...]

27 Using Ad vanced Sound Options Adjustment Using T est T one The test tone lets you balance the signal levels between all your speak- ers. To tur n on the test tone, press then press TEST TONE . The receiver sounds a 2-second tone from the front left, center , front right, and sur- round right, surround left, subwoofer , in sequence. FL , CT , FR [...]

28 Using the Remote Contr ol 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 receiver’s front panel. Use these buttons exact[...]

29 Using the Remote Control Receiver/Amplifier Operation Before operation, press TUNER to select receiver/amplifier operation. RECEIVER POWER T urns the ST A V -3790 on/off. MUTING Silences the receiv er . Press again to restore the sound to its pre- vious le vel. – TUNE + T unes to radio stations. ENTER Selects the AM or FM tuner band. – VOL +[...]

30 Using the Remote Control CD Play er/MD Recorder Operation Note: Y ou must have connected the CD player to both of your receiver’s CONTROL OU T and audio jacks or programmed the code for your CD player/MD recorder into the remote control for these functions to work. Before operation, press CD to select CD player operation. POWER T urns the CD p[...]

31 Using the Remote Control D VD/LD Pla yer Opera tion Note: Y ou must have pr ogrammed the code for your DVD or LD player into the remote control for these functions to work. Before operation, press DVD/LD to select DVD/LD player operation. POWER T urns on/off the D VD/LD play er . Press to pause play . Press again to resume. On some D VD play- er[...]

32 Using the Remote Control VCR Operation Note: Y ou must have programmed the code for your VCR into the remote control for these functions to work. Before operation, press VCR1 or VCR2 (the one you assigned your VCR operation) to select VCR operation. POWER T urns on/off the VCR. Press to temporarily stop playbac k/recording. Press again to re- su[...]

33 Using the Remote Control Satellite Receiver Operation Note: Y ou must have programmed the code for your SAT receiver to the remote control for these functions to work. Before operation, press TV/SA T r eceiver to select SAT receiver operation. POWER T urns the power on. / / ▲ / ▼ Mov es the cursor left/r ight/up/down. ENTER Selects the posit[...]

34 Using the Remote Control Following is the list of the pre-programmed remote control codes for other devices. D VD Brand Code Akai 007 JVC 004 P a nasonic 003 Pioneer 000,0 03 RCA 009 Samsung 005 Sharp 006 Sony 002 To s h i b a 0 0 1 LD Brand Code K enwood 103 Mitsubishi 100 P anaso nic 105,106 Philips 104 Pioneer 100 RCA 107 Sony 101 SA T Brand [...]

35 Using the Remote Control VCR Brand Code Fisher 410,426,412,427 ,425,420 Goldstar 411,409 Grandiente 452 Hitachi 408,401,406 ,436,434 JVC 428,430,429,408,414,4 31,407 Magnav ox 414,408,426,403 Mitsubishi 409,420,421,422 ,423,424,408,407 Optimus 408,432,433,402,418,419 P anaso nic 408,432,433 Pioneer 400,4 53 RCA 401,406,408,414,4 05,413,411,415 S[...]

36 Using the Remote Control CD Brand Code Denon 309 JVC 303 K enwood 310,3 21,311 Marantz 323,312,324 Onkyo 320,308,307 Optimus 300 Philips 312,3 22 Pioneer 300 RCA 302,319,3 13 Sany o 313 Sony 301,316,317,318 TEA C 305,306,327,324,3 25 T echnics 304,326 Y amaha 315,31 4,328 TV Brand Code GE 601,608,607,610 ,611,617,602,628,618 Goldstar 610,623,621[...]

37 Using the Remote Control CA TV Brand Code Jerrold 711,701,702,712 ,704,713,703,714,716,715 Pioneer 700 S.A. 705,706,708,709 Zenith 707,717,710 MD Brand Code Denon 906 K enwood 903 Onkyo 905 Pioneer 900, 902 Shar p 902 Sony 901 TEA C 904 31-3046.f m Page 37 Mo nd ay, Janua r y 29, 2001 12: 43 PM[...]

38 T r oubleshooting If the receiver is not working as it should, the follo wing suggestions might hel p . If y ou f ollow the suggestions in this char t and the receiver still does not w ork proper ly , contact your local RadioShack store f or assistance. Pr oblem Cause Suggestion P ower does not turn on. P ower cord is disconnected. Plug in the p[...]

39 Care and Maintenance Y our Optimus STA V-3790 Audio/Video 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 contain minerals that can corrode the electronic circuits. [...]

40 The FCC W ants Y ou to Know Y our receiver might cause radio or TV inter ference even when it is oper- ating properly. To deter mine whether your receiver is causing the inter- ference, tur n of f your receiver . If the inter ference goes away, your re- ceiver is causing it. T ry to eliminate the inter ference by: • Moving your radio or TV awa[...]

41 Specifications Amplifier Front Channel Average Power Output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100 W atts per Channel into 8 Ohms From 20 to 20,000 Hz, With No More than 0.09% Total Harmonic Distortion Measured Pursuant to the Federal T rade Commission’s T rade Regulation Rule on Amplifier Output Power Claims Front Cha[...]

42 Specifications FM T uner Frequency Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87.5 to 108 MHz Usable Sensitivity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Mono: 13.2 dBf, IHF (1.3 µ V/75 Ohms) 50 dB Quieting Sensitivity[...]

43 Inde x to Features b y Control Name This table lists the control and indicator names f ound on the front of your receiv er , along with th e page number where the con- trol or indicator is discussed. T o find a descriptio n f or the buttons on the remote control, see “Using the Remote Control” on Pa g e 2 8 Contr ol P age 26 BASS 20 CD 20 CL[...]

RadioShack A Division of T andy Corporation Fort Wo rth, T exas 76102 <ARB7198-A> 06A99 Printed in Indonesia Limited T wo-Y ear W arranty This product is warranted by RadioShack against manufacturing defects in material and workma n- ship under nor mal use for two (2) years from the date of p urchase from RadioShack company- owned stores and [...]