Sony STR-DE725 инструкция обслуживания

3-864-484- 11 (1) FM Ster eo FM-AM Receiver Operating Instructions  1998 by Sony Corporation STR-DE725[...]

2 W ARNING T o prevent fir e or shock hazard, do not expose the unit to rain or moisture. T o avoid electrical shock, do not open the cabinet. Refer servicing to qualified personnel only . Do not install the appliance in a confined space, such as a bookcase or built-in cabinet. This symbol is intended to alert the user to the presence of uninsulate[...]

3 About This Manual The instructions in this manual ar e for model STR-DE725. Check your model number by looking at the upper right corner of the front panel. T ABLE OF CONTENTS Hooking Up the Components 4 Unpacking 4 Antenna Hookups 5 Audio Component Hookups 6 V ideo Component Hookups 7 Digital Component Hookups 8 Other Hookups 9 Hooking Up and Se[...]

4 Hooking Up the Components This chapter describes how to connect various audio and video components to the r eceiver . Be sure to r ead the sections for the components you have before you actually connect them to the r eceiver . Unpacking Check that you received the following items with the remote: • FM wire antenna (1) • AM loop antenna (1) ?[...]

5 Hooking Up the Components WIRELESS REAR SPEAKER 4 Ω 8 Ω + + – – – + + – – + + – SPEAKERS FRONT REAR CENTER WOOFER AUDIO OUT VIDEO OUT VIDEO IN VIDEO OUT VIDEO IN DVD / LD IN VIDEO OUT VIDEO IN L R SIGNAL GND COAXIAL AM AUDIO IN L R AUDIO OUT AUDIO IN AUDIO OUT AUDIO IN CTRL A1 y y ANTENNA S-LINK VIDEO IN AUDIO IN OPTICAL IMPEDANCE[...]

6 Hooking Up the Components VIDEO 2 IN OUT WIRELESS REAR SPEAKER 4 Ω 8 Ω + + – – – + + – – + + – SPEAKERS FRONT REAR CENTER MONITOR WOOFER AUDIO OUT VIDEO OUT VIDEO IN VIDEO OUT VIDEO IN DVD / LD IN VIDEO OUT VIDEO IN L R SIGNAL GND COAXIAL AM AUDIO IN L R AUDIO OUT AUDIO IN AUDIO OUT AUDIO IN CTRL A1 y y ANTENNA MONITOR VIDEO 1 TV/[...]

7 Hooking Up the Components IN OUT IN OUT WIRELESS REAR SPEAKER 4 Ω 8 Ω + + – – – + + – – + + – SPEAKERS FRONT REAR CENTER WOOFER AUDIO OUT VIDEO OUT VIDEO IN VIDEO OUT VIDEO IN DVD / LD IN VIDEO OUT VIDEO IN L R SIGNAL GND COAXIAL AM AUDIO IN L R AUDIO OUT AUDIO IN AUDIO OUT AUDIO IN CTRL A1 y y ANTENNA S-LINK VIDEO IN AUDIO IN OPT[...]

8 Hooking Up the Components WIRELESS REAR SPEAKER 4 Ω 8 Ω + + – – – + + – – + + – SPEAKERS FRONT REAR CENTER WOOFER AUDIO OUT VIDEO OUT VIDEO IN VIDEO OUT VIDEO IN DVD / LD IN VIDEO OUT VIDEO IN L R SIGNAL GND COAXIAL AM AUDIO IN L R AUDIO OUT AUDIO IN AUDIO OUT AUDIO IN CTRL A1 y y ANTENNA S-LINK VIDEO IN AUDIO IN OPTICAL IMPEDANCE[...]

9 Hooking Up the Components AC OUTLET S-LINK CTRL A1 b WIRELESS REAR SPEAKER 4 Ω 8 Ω + + – – – + + – – + + – SPEAKERS FRONT REAR CENTER WOOFER AUDIO OUT VIDEO OUT VIDEO IN VIDEO OUT VIDEO IN DVD / LD IN VIDEO OUT VIDEO IN L R SIGNAL GND COAXIAL AM AUDIO IN L R AUDIO OUT AUDIO IN AUDIO OUT AUDIO IN CTRL A1 y y ANTENNA S-LINK VIDEO IN[...]

10 Hooking Up the Components Other Hookups S-LINK CONTROL A1 hookup • If you have a S-LINK CONTROL A1-compatible Sony CD player , tape deck, or MD deck Use a CONTROL A1 cord (not supplied) to connect the S-LINK CTRL A1 jack on the CD player , tape deck, or MD deck to the S-LINK CTRL A1 jack on the r eceiver . Refer to the separate manual “CONTR[...]

11 Hooking Up and Setting Up the Speaker System BALANCE SOUND FIELD ON/OFF SET UP EQ ON/OFF INPUT MODE VIDEO 1 DIRECT TUNING BASS BOOST SOUND FIELD GENRE MODE VIDEO 2 DVD/LD TV/DBS MUTING BALANCE LR 5 0 1 3 9 7 46 2 8 10 • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • PHONE[...]

12 Hooking Up and Setting Up the Speaker System WIRELESS REAR SPEAKER IMPEDANCE SELECTOR FRONT SPEAKERS B WIRELESS REAR SPEAKER 4 Ω 8 Ω + + – – – + + – – + + – SPEAKERS FRONT REAR CENTER WOOFER AUDIO OUT VIDEO OUT VIDEO IN VIDEO OUT VIDEO IN VIDEO OUT VIDEO IN L R SIGNAL GND COAXIAL AM AUDIO IN L R AUDIO OUT AUDIO IN AUDIO OUT AUDIO[...]

13 Hooking Up and Setting Up the Speaker System Speaker impedance T o enjoy multi channel surround, connect fr ont, center , and rear speakers with a nominal impedance of 8 ohms or higher , and set the speaker IMPEDANCE SELECTOR to “8 Ω .” Check the instruction manual supplied with your speakers if you’re not sur e of their impedance. (This[...]

14 Hooking Up and Setting Up the Speaker System Depending on the shape of your room (etc.), you may wish to place the rear speakers behind you instead of on the side walls. One advantage of this placement is that you can use a pair of large floor standing speakers matching your front speakers. Note If you place the rear speakers behind you, be sur [...]

15 Hooking Up and Setting Up the Speaker System 60 90 20 A B 30 B C C A z About speaker sizes (LARGE and SMALL) Internally , the LARGE and SMALL settings for each speaker determine whether or not the internal sound processor will cut the bass signal from that channel. When the bass is cut fr om a channel, the bass redir ection circuitry sends the c[...]

16 Hooking Up and Setting Up the Speaker System p Sub woofer selection (WOOFER) Initial setting : YES • If you connect a sub woofer , select “YES”. • If you do not connect a sub woofer , select “NO”. This activates the Dolby Digital (AC-3) bass redir ection circuitry and outputs the LFE signals fr om other speakers. • In order to take[...]

17 Hooking Up and Setting Up the Speaker System Adjusting the speaker volume Use the r emote while seated in your listening position to adjust the volume of each speaker . Note This unit incorporates a new test tone with a frequency center ed at 800 Hz for easier speaker volume adjustment. 1 Press 1/u to turn on the receiver . 2 Press TEST TONE on [...]

18 Hooking Up and Setting Up the Speaker System MASTER VOLUME 1/u EQ ON/OFF INPUT MODE DIRECT TUNING BASS BOOST SOUND FIELD GENRE MODE MUTING BALANCE LR 5 0 1 3 9 7 46 2 8 10 • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • PHONES SPEAKERS SET UP SURROUND EQUALIZER CURSOR MO[...]

19 Hooking Up and Setting Up the Speaker System There’ s no sound from a specific component. / Check that the component is connected correctly to the audio input jacks for that component. / Check that the cord(s) used for the connection is (are) fully inserted into the jacks on both the receiver and the component. No sound is heard fr om one of t[...]

20 Fr ont Panel Parts Description Location of P arts and Basic Oper ations This chapter pr ovides information about the locations and functions of the buttons and contr ols on the front panel. It also explains basic operations. 1 1/u switch Press to turn the r eceiver on and off. • Before you turn on the r eceiver , make sure that you have turned[...]

21 Location of Parts and Basic Amplifier Operations 2 35 6 4 7 8 1 EQ ON/OFF INPUT MODE VIDEO 1 DIRECT TUNING BASS BOOST SOUND FIELD GENRE MODE VIDEO 2 DVD/LD TV/DBS MUTING BALANCE LR 5 0 1 3 9 7 46 2 8 10 • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • PHONES SPEAKERS SET [...]

22 Location of Parts and Basic Amplifier Operations v 0 !£ !™ !¢ 9 !§ !∞ !¡ !¶ EQ ON/OFF INPUT MODE DIRECT TUNING BASS BOOST SOUND FIELD GENRE MODE MUTING BALANCE LR 5 0 1 3 9 7 46 2 8 10 • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • PHONES S[...]

23 Location of Parts and Basic Amplifier Operations !£ The following buttons operate the built-in tuner . For details, see “Receiving Broadcasts” starting fr om page 34. DIRECT TUNING button Enables Direct T uning (see page 35). SHIFT button Selects a memory page for preset stations. Numeric buttons (1 to 0) Inputs the numeric value. !¢ The f[...]

24 EQ ON/OFF MODE SOUND FIELD ON/OFF GENRE CURSOR MODE EQ ON/OFF INPUT MODE DIRECT TUNING BASS BOOST SOUND FIELD GENRE MODE MUTING BALANCE LR 5 0 1 3 9 7 46 2 8 10 • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • PHONES SPEAKERS SET UP SURROUND EQUALIZER CURSOR MODE MEMORY P[...]

25 Enjoying Surround Sound Selecting a Sound Field Y ou can enjoy surround sound simply by selecting one of the pre-pr ogrammed sound fields accor ding to the program you want to listen to. 1 Press SOUND FIELD ON/OFF to turn on the sound field. The current sound field is indicated in the display . 2 Press GENRE r epeatedly to select the sound field[...]

26 Enjoying Surround Sound GENRE : CINEMA Selecting a Sound Field Sound field Effect Notes Software with multi channel surr ound audio signals is played according to the way it was r ecorded. Software with 2 channel audio signals, is decoded with Dolby Pro Logic to cr eate surround ef fects. Reproduces the sound characteristics of the Sony Pictures[...]

27 Enjoying Surround Sound GENRE : VIR TUAL 3D (continued) Sound field Effect Notes Uses 3D sound imaging to create 3 sets of virtual r ear speakers from the sound of the fr ont speakers without using actual rear speakers. Uses 3D sound imaging to create 1 set of virtual r ear speakers from the sound of the fr ont speakers without using actual rear[...]

28 Enjoying Surround Sound DIGITAL a PRO LOGIC S.WOOFER STEREO RDS D.RANGE EQ MONO TA NEWS INFO OPTICAL AC-3 RF MPEG DTS DUAL L.F.E. L LS C S R RS MEMORY 12 3 4 5 6 7 8 9 Understanding the Multi-Channel Surr ound Displays 1 OPTICAL Lights up when the source signal is a digital signal being input through the OPTICAL terminal. 2 a DIGIT AL This indic[...]

29 Enjoying Surround Sound 1/0 2/0* 3/0 2/1 3/1 2/2 3/2 2/0** DOLBY DIGIT AL [1/0] DOLBY PRO LOGIC STEREO PCM** DIGITAL a C DOLBY DIGIT AL [2/0] DOLBY DIGIT AL [3/0] DOLBY DIGIT AL [2/1] DOLBY DIGIT AL [3/1] DOLBY DIGIT AL [2/2] DOLBY DIGIT AL [3/2] DOLBY DIGIT AL [2/0] DIGITAL a C DIGITAL a C DIGITAL a C DIGITAL a L C R DIGITAL a L C R DIGITAL a L[...]

30 Enjoying Surround Sound Customizing Sound Fields By adjusting the surround parameters and the equalization of the front and center speakers, you can customize the sound fields to suit your particular listening situation. Once you customize a sound field, the changes are stor ed in memory indefinitely (unless the receiver is unplugged for about o[...]

31 Enjoying Surround Sound CENTER LEVEL (CENTER) Initial setting : 0 dB Lets you adjust the level of the center speaker . • The level can be adjusted in 1 dB steps fr om –10 dB to +10 dB. SUB WOOFER LEVEL (WOOFER) Initial setting : 0 dB Lets you adjust the level of the sub woofer . • The level can be adjusted in 1 dB steps fr om –10 dB to +[...]

32 Enjoying Surround Sound Front speaker bass adjustment (Level/Fr equency) 1 Use / to select the level (dB) or frequency (Hz). 2 Use / to adjust. Repeat until you achieve the sound you desire. • The level can be adjusted ± 10 dB in 1 dB steps. • The frequency can be adjusted fr om 100 Hz to 1.0 kHz in 21 steps. Front speaker midrange adjustme[...]

33 Enjoying Surround Sound Adjustable parameters for each sound field Sound EFFECT WALL REVERB LFE D .RANGE REAR REAR CENTER WOOFER field GENRE MODE LEVEL TYPE TIME MIX COMP BAL. LEVEL LEVEL LEVEL EQ Off — — rr r On CINEMA NORMAL SURROUND rr r rr r r CINEMA STUDIO A rr r r r r r r CINEMA STUDIO B rr r r r r r r CINEMA STUDIO C rr r r r r r r NI[...]

34 PRESET TUNING + / – TUNING + / – FM/AM FM MODE MEMORY DIRECT TUNING SHIFT TUNER VIDEO 1 DIRECT TUNING VIDEO 2 DVD/LD T V PHONES SPEAKERS SET UP SURROUND EQUALIZER CURSOR MODE MEMORY PRESET – TUNING + A OFF A + B B g DISPLAY FM/AM FM MODE – TUNING + SLEEP INDEX FUNCTION MULTI CHANNEL DECODING TAPE/MD CD TUNER P SHIFT 1 6 2 7 3 8 4 9 5 0 R[...]

35 Receiving Broadcasts 5 3 1 bb 0 5 2 0 1 bbbb Brief descriptions of buttons used to receive br oadcasts PRESET TUNING +/–: Pr ess to scan all preset radio stations. DIRECT TUNING: Pr ess this button to enter a frequency dir ectly using the numeric buttons. Numeric buttons: Press to enter a numeric value when inputting the frequency dir ectly , [...]

36 Receiving Broadcasts Automatic T uning For details on the buttons used in this section, see “Brief descriptions of buttons used to receive br oadcasts” on page 35. 1 Press TUNER to light the button up. The last received station is tuned in. 2 Press FM/AM to select the FM or AM band. 3 Press TUNING + or TUNING –. Press the + button to scan [...]

37 Receiving Broadcasts T uning to preset stations Y ou can tune the preset stations either of the following two ways. Scanning the preset stations 1 Press TUNER to light the button up. The last received station is tuned in. 2 Press PRESET TUNING + or PRESET TUNING – repeatedly to select the pr eset station you want. Each time you press the butto[...]

38 SET UP TUNER CURSOR MODE SLEEP EQ ON/OFF INPUT MODE DIRECT TUNING BASS BOOST SOUND FIELD GENRE MODE MUTING BALANCE LR 5 0 1 3 9 7 46 2 8 10 • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • PHONES SPEAKERS SET UP SURROUND EQUALIZER CURSOR MODE MEMORY PRESET – TUNING + A [...]

39 Other Operations EQ ON/OFF INPUT MODE DIRECT TUNING BASS BOOST SOUND FIELD GENRE MODE MUTING BALANCE LR 5 0 1 3 9 7 46 2 8 10 • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • PHONES SPEAKERS SET UP SURROUND EQUALIZER CURSOR MODE MEMORY PRESET – TUNING + A OFF A + B B g [...]

40 Other Operations Recording on a video tape Y ou can record fr om a VCR, a TV , or an LD player using the receiver . Y ou can also add audio from a variety of audio sources when editing a video tape. See your VCR or LD player ’s instruction manual if you need help. 1 Select the program sour ce to be recor ded. 2 Prepar e the component for playi[...]

41 Additional Information T roubleshooting If you experience any of the following difficulties while using the receiver , use this troubleshooting guide to help you remedy the pr oblem. Also, see “Checking the connections” on page 18 to verify that the connections are correct. Should any pr oblem persist, consult your near est Sony dealer . The[...]

42 Additional Information No sound or only a very low-level sound is heard from the r ear speakers. / Make sure the sound field function is on (pr ess SOUND FIELD ON/OFF). / Select a sound field from the CINEMA or VIR TUAL 3D genr es (except MONO MOVIE and STEREO MOVIE) (see page 26). / Adjust the speaker volume (see page 17). / Make sure the r ear[...]

43 Additional Information Specifications AUDIO POWER SPECIFICA TIONS POWER OUTPUT AND TOT AL HARMONIC DISTOR TION: With 8 ohm loads, both channels driven, fr om 20 - 20,000 Hz; rated 100 watts per channel minimum RMS power , with no more than 0.09% total harmonic distortion fr om 250 milliwatts to rated output. Amplifier section POWER OUTPUT Stereo[...]

44 Additional Information FM tuner section T uning range 87.5 - 108.0 MHz Antenna terminals 75 ohms, unbalanced Sensitivity Mono: 18.3 dBf, 2.2 µ V/75 ohms Stereo: 38.3 dBf, 22.5 µ V/75 ohms Usable sensitivity 1 1.2 dBf, 1 µ V/75 ohms (IHF) S/N Mono: 76 dB Stereo: 70 dB Harmonic distortion at 1 kHz Mono: 0.3% Stereo: 0.5% Separation 45 dB at 1 k[...]

45 Additional Information Glossary Surround sound Sound that consists of thr ee elements: dir ect sound, early reflected sound (early reflections) and r everberative sound (reverberation). The acoustics of the surrounding space af fect the way these three sound elements ar e heard. Surr ound sound combines these sound elements in such a way that yo[...]

46 Additional Information Press CURSOR MODE repeatedly to light up Press or to select Then or to select See page SURROUND indicator EFFECT LEVEL depends on sound mode (in 21 steps) T ables of Settings Using the CURSOR MODE and SET UP buttons Y ou can make various settings using the CURSOR MODE, SET UP , and cursor buttons. The tables below show eac[...]

47 Additional Information Press SET UP repeatedly to display Press or to select Then or to select See page SPEAKER SETUP FRONT SPEAKER LARGE or SMALL 14 CENTER SPEAKER LARGE, SMALL, or NO REAR SPEAKER LARGE, SMALL, or NO REAR SPEAKER POSITION SIDE, MIDDLE, or BEHIND REAR SPEAKER HEIGHT LOW or HIGH SUB WOOFER YES or NO FRONT SPEAKER between 3 feet ([...]

48 Additional Information Index A AC-3. See Dolby Digital (AC-3) Adjusting brightness of the display 40 equalizer 31 speaker volumes 17 surround parameters 30 Automatic tuning 36 B Basic amplifier operations 20~23 Battery 4 C Changing display 22 effect level 30 Checking the connections 18 Clearing receiver’s memory 18 Connecting. See Hookups Cust[...]