Dolby Laboratories STAV-3770, 31-3043 service manual Connecting Devices

Page 50

VSX-D307

 

CONNECTING DEVICES

 

 

 

When connecting or changing equipment, be sure to turn OFF

 

 

 

 

the POWER switch, and disconnect the power cord from the

 

 

 

 

 

 

wall outlet.

 

 

 

 

 

 

 

 

For better reception of signals,

 

 

When AM broadcast reception is poor

 

 

 

 

 

 

 

 

 

 

 

 

use the FM external antenna.

Connect a 5 to 6 meter (15 to 18 feet) long vinyl-coated wire to the AM

 

 

 

antenna. If possible draw horizontally outdoors to achieve better reception.

LOOP

ANTENNA

AM outdoor antenna

AM

FM

UNBAL 75Ω

75 Ω coaxial cable.

AM indoor antenna (Vinyl-coated wire)

5 to 6 m

(15 to 18 feet)

Don't detach the AM

GND

 

loop antenna.

 

LOOP

ANTENNA

AM

FM

UNBAL 75Ω

Assembling the AM loop antenna

When attached on a wall, etc.

Face towards the direction with the best reception.

* The sub woofer can be connected

 

 

 

 

 

in a different way. For details, refer

TV monitor

*Sub woofer with

 

to the instructions on the sub woofer.

 

built-in amplifier

R

FM antenna

 

 

 

 

 

 

 

 

 

Stretch out fully

VIDEO IN

 

 

 

 

a n d s e c u r e

 

 

 

 

 

 

 

 

 

 

onto the wall

 

 

 

 

 

 

using pins.

 

 

 

 

 

 

LOOP

 

VIDEO

 

 

 

 

ANTENNA

 

 

 

 

 

 

 

OUT

TO MONITOR TV

FRONT SPEAKERS

 

 

 

AM

 

 

VIDEO

 

 

 

CONTROL

 

OUT

 

 

 

ANTENNA

 

SUB

 

 

 

 

 

 

 

 

 

 

R

L

 

 

 

 

WOOFER

 

OUT

 

 

 

 

 

 

 

FM

 

 

 

VIDEO

VIDEO

PRE

 

 

 

 

UNBAL

 

 

 

 

 

 

 

 

 

 

IN

IN

OUT

 

 

 

 

75Ω

 

 

 

R

L

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

IN

OUT

 

 

IN

OUT

 

 

 

 

IN

PLAY

REC

IN

IN

PLAY

REC

CENTER

 

SIGNAL GND is

 

 

 

 

 

 

 

 

SPEAKER

 

 

L

 

 

 

 

 

 

L

 

used to decrease

 

 

 

 

 

 

 

 

 

 

the noises when an

 

R

 

 

 

 

 

 

R

 

analog player, etc. is

 

PHONO

TAPE2

CD

DVD/

VCR/

 

 

 

connected. This is

SIGNAL GND

MONITOR

 

LD

TAPE1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

not a ground for

 

 

 

 

 

 

 

 

AUDIO/VIDEO IN

 

safety.

 

 

 

 

 

 

 

 

AUDIO/

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

VIDEO

 

 

PLAY

REC

AUDIO

 

AUDIO

 

OUT

 

 

 

 

 

 

 

OUTPUT

INPUT

OUT

 

 

OUT

 

VIDEO OUT

 

 

 

 

 

 

 

CD

 

 

VCR

 

 

 

 

 

 

 

 

 

 

 

Analog player

Cassete deck

CD player

LD player

VCR

 

 

 

*Can also be con-

*Can also be con-

 

 

 

nected to a DVD

nected to a cas-

 

 

 

player.

sette deck.

46

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Contents 31-3042/31-3043 AUDIO/VIDEO ReceiverKuxji Passive Subwoofer Parts List Front Speaker Parts ListCenter and Rear Speaker Parts List Page VSX-D307 Product Safety Notice Safety InformationSafety Precautions Leakage Current CheckAccessories Exploded Views and Parts ListPacking Parts List PackingExterior Section Exterior Section Parts List BBZ30P080FZKFront Panel Section Parts List Front Panel SectionVSX-D307 Schematic Diagram Overall Connection DiagramTrans 2 Assy AWX7071 Trans 1 Assy AWX7070 VSX-D307 Mother Assy 1/3 To FM/AM Tuner Unit 12 a 2/3 3 S Mother 3/3, Connection and Trans 2 Assemblies Connection Assy AWX7060KUXJ,KUXJI AWX7176KCXJIPower Trans 2 AssyFront Assy Speaker Volume DSP Assy 1/2 CN106 CN107 Volume DSP Assy 2/2 PRE-AMP Front Speaker Assy Transformer CordSide a PCB Connection DiagramMother Assy CN203 CN92 CN91 CONNECTION, Trans 2 and Front Assemblies Trans 2 Assy Volume DSP Assy Volume DSP AssyFront SPEAKER, HEADPHONE, Primary and Trans 1 Assemblies List of Whole PCB Assemblies PCB Parts ListParts List for AWX7058 Semiconductors Mother AssyCapacitors RelayCoils Complex Assy Connection AssyTrans 2 Assy Front Assy Volume DSP AssySwitches Front Speaker Assy Primary Assy AdjustmentHeadphone Assy Trans 1 AssyParts CXD2724Q Volume DSP Assy IC201General Information 1 ICXtli FL Tube DisplayAAV7053 Front Assy Bonnet Front Assy DisassemblyBonnet and Front Assy Mother and Connection Assemblies Mother and Connection AssembliesPower Pack Mother Assy IC401 and IC402 At Bottom Side DiagnosisDiagram Mother Assy Volume DSP AssyTest Points for Diagnosis Front Speaker AssyFront Panel Panel Facilities and SpecificationsPanel Facilities DSP indicator DisplayConnecting Devices Assembling the AM loop antenna When attached on a wall, etcAC Outlet Switched 100 W 0.8 a MAX Antenna terminal Input/output plug Speakers terminalRemote Control Unit Tuner operationsSpecifications Phono MMPage Video Section DVD/LD input, at monitor terminal RadioShack Division of Tandy Corporation Fort Worth, Texas

31-3043, STAV-3770 specifications

Dolby Laboratories is renowned for its cutting-edge audio and visual technologies, and the STAV-3770,31-3043 model is a standout example of this legacy. This audio/video receiver is engineered to deliver an immersive home entertainment experience, integrating advanced features that cater to audiophiles and casual viewers alike.

One of the primary highlights of the STAV-3770 is its support for Dolby Atmos, a revolutionary audio technology that brings a three-dimensional sound experience to any environment. This feature allows sound to move fluidly around the listener, creating an enveloping effect that enhances movies, music, and games. Coupled with Dolby TrueHD, the STAV-3770 ensures lossless audio reproduction, providing crystal-clear sound quality that captures every detail.

Equipped with multiple HDMI inputs, the STAV-3770 facilitates seamless connectivity for various devices, including gaming consoles, Blu-ray players, and streaming devices. The inclusion of HDMI 2.1 support allows for features such as 4K at 120Hz passthrough, ensuring that users can enjoy high-resolution content without compromising performance. This level of connectivity is crucial for modern home theaters, where consumers often have multiple devices in use.

In terms of user experience, the STAV-3770 also incorporates a user-friendly interface and intuitive remote control, simplifying operation for users of all technical backgrounds. The on-screen setup guide assists in optimizing speaker placement, ensuring that sound is balanced and immersive.

Another key characteristic is the unit's powerful amplification capabilities. With a significant wattage output, the STAV-3770 delivers robust sound that can fill large rooms without distortion. This is particularly beneficial for larger home theater setups, where consistent audio performance is critical for an enjoyable viewing experience.

The STAV-3770 further extends its versatility with smart home integration, enabling compatibility with various voice assistants. This feature allows users to control their home entertainment systems effortlessly through voice commands, exemplifying modern convenience in technology.

Lastly, energy efficiency is an important aspect of the STAV-3770 design. Dolby Laboratories has implemented technologies that reduce power consumption without sacrificing performance, aligning with eco-friendly practices that many consumers prioritize today.

In summary, the Dolby Laboratories STAV-3770,31-3043 epitomizes the ideal blend of advanced audio technologies, user-friendly features, and efficient performance, making it a premier choice for anyone seeking to enhance their home entertainment experience.