Sherwood R-671 manual Troubleshooting Guide

Page 50

Troubleshooting Guide

If a fault occurs, run through the table below before taking your receiver for repair.

If the fault persists, attempt to solve it by switching the receiver off and on again. If this fails to resolve the situation, consult your dealer. Under no circumstances should you attempt to repair the receiver yourself. This could void the warranty.

PROBLEM

POSSIBLE CAUSE

REMEDY

 

 

 

No power

• The AC input cord is disconnected.

• Connect the cord securely.

 

• Poor connection at AC wall outlet or the outlet

• Check the outlet using a lamp or another

 

is inactive.

appliance.

 

 

 

No sound

• The speaker cords are disconnected.

• Check the speaker connections.

 

• The master volume is adjusted too low.

• Adjust the master volume.

 

• The MUTE button on the remote control is

• Press the MUTE button to cancel the muting

 

pressed to ON.

effect.

 

• Speakers are not switched on.

• Press the SPEAKER button to ON.

 

• Incorrect selection of the input source.

• Select the desired input source correctly.

 

• Incorrect connections between the components.

• Make connections correctly.

 

 

 

No sound from the surround

• Surround mode is switched off(stereo mode).

• Select a surround mode.

speakers

• Master volume and surround level are too low.

• Adjust master volume and surround level.

 

• A monaural source is used.

• Select a stereo or surround source.

 

• Surround speaker setting is “N”.

• Select the desired surround speaker setting.

 

 

 

No sound from the center

• Dolby Virtual Speaker, stereo mode, etc. is

• Select the desired surround.

speaker

selected.

 

 

• Center speaker setting is “N”.

• Select the desired center speaker setting.

 

• Master volume and center level are too low.

• Adjust master volume and center level.

 

 

 

No sound from the surround

• The input signal format or the current surround

• Under the proper situations, perform the 6.1

back speaker

mode cannot support the 6.1 surround playback.

surround playback.

 

• Master volume and surround back level are

• Adjust master volume and surround back

 

too low.

level.

 

• Surround back speaker setting is “N”.

• Select the desired surround back speaker

 

 

setting.

 

 

 

Stations cannot be received

• No antenna is connected.

• Connect an antenna.

 

• The desired station frequency is not tuned in.

• Tune in the desired station frequency.

 

• The antenna is in wrong position.

• Move the antenna and retry tuning.

 

 

 

Preset stations cannot be

• An incorrect station frequency has been

• Memorize the correct station frequency.

received

memorized.

 

 

• The memorized stations are cleared.

• Memorize the stations again.

 

 

 

Poor FM reception

• No antenna is connected.

• Connect an antenna.

 

• The antenna is not positioned for the best

• Change the position of the antenna.

 

reception.

 

 

 

 

Continuous hissing noise during

• Weak signals.

• Change the position of the antenna.

FM reception, especially when a

 

• Install an outdoor antenna.

stereo broadcast is received.

 

 

 

 

 

Continuous or intermittent

• Noise is caused by motors, fluorescent lamps

• Keep the receiver away from noise sources.

hissing noise during AM

or lightning, etc.

 

reception, especially at night.

 

• Install an outdoor AM antenna.

 

 

 

Remote control unit does not

• Batteries are not loaded or exhausted.

• Replace the batteries.

operate.

• The remote sensor is obstructed.

• Remove the obstacle.

 

 

 

Other Sherwood components do

• DIGI LINK connections are not made properly.

• Make proper DIGI LINK connections.

not react to remote control

 

 

commands.

 

 

 

 

 

OSD function is not available

• Video connections between this unit and the

• Make proper video connections.

 

TV monitor are not made correctly.

 

 

 

 

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Contents Page Introduction Read this Before Operating Your UnitSafety Instruction Contents System Connections Connecting Video Components Connecting Audio Components Connecting System Control Speaker placement AC Input Cord Front Panel Controls Video 3 Input Jacks Universal Remote Controls Digi link system remote controlsFunction Table of the Numbered Buttons Remote Control Operation Range Loading BatteriesUsing Functions of Remote Control Entering a setup codeUsing a punch-through function Programming a macro function Operating a macro functionSpeaker Setup Setting the Speaker Setup Manually Before setting the speaker setupFront R Setting the Speaker Setup Automatically Auto Speaker Setup When specifying the number of speakers installed When specifying the subwoofer or the crossover frequencyWhile displaying SET MEMO, check Listening to a Program Source Before operationWhen CD, Video 1~3 is selected as An input sourceAdjusting the tonebass and treble Enter the tone modeSurround Sound Surround modesDolby Virtual Speaker Dolby Pro Logic IIx surroundDolby Pro Logic II surround Dolby HeadphoneSelectable surround mode Enjoying Surround Sound2CH downmix mode Listening in a Dolby Headphone modeTo cancel the surround mode for stereo operation Adjusting each channel level with test tone Adjusting the current channel level Channel is selected as followsRecalling the memorized channel levels Memorizing the adjusted channel levels32, press the MEMORY/ Enter button Listening to Radio Broadcasts Auto tuningManual tuning Presetting radio stations Tuning to preset stations Memory Backup FunctionRecording with Tape Dubbing the audio and video signalsRecording Dubbing from video components ontoDigital Audio Recording with MD Recorder Other Functions Operating the sleep timerAdjusting the brightness of the fluorescent displays Compressing the dynamic range Dolby Digital sources onlyUsing the OSD Current Status DisplayWhen selecting the Speaker Setup Preparations Setting the Speaker SetupWhen selecting the Auto Speaker Setup When selecting the Manual Speaker Setup Page When selecting the Digital Input Selecting the FunctionWhen selecting the Video Select When selecting the Tone ControlSelecting the Surround Mode Setting the CH Level Setup Recalling the memorized channel levels Troubleshooting Guide Specifications Setup Code Table VCR KLH DVD AUX-TAPE/MD AUX-HOME Automation

R-671 specifications

The Sherwood R-671 is a sophisticated and versatile receiver that has gained a strong reputation among audio enthusiasts and home theater aficionados. Renowned for its exceptional sound quality and robust performance, the R-671 is a testament to Sherwood's commitment to delivering high-fidelity audio experiences.

One of the standout features of the Sherwood R-671 is its powerful amplifier section. With a total power output of 100 watts per channel, it is capable of driving a variety of speaker configurations, from compact bookshelf speakers to larger floor-standing models. This ample power ensures that users can enjoy dynamic sound reproduction across a wide range of frequencies.

In terms of connectivity, the R-671 is equipped with multiple input options, including HDMI, digital optical, and coaxial inputs. This diverse array of connections makes it easy to integrate a variety of devices, such as Blu-ray players, gaming consoles, and streaming devices. Additionally, it includes several analog inputs for connecting legacy audio equipment, ensuring compatibility with older components.

One of the most noteworthy technologies featured in the Sherwood R-671 is its advanced surround sound processing. The receiver supports multiple surround formats, including Dolby Digital and DTS, which allows users to experience immersive multi-channel audio from their favorite movies and music. This capability is further enhanced by Sherwood's proprietary sound enhancement technologies, which optimize audio playback for a more engaging listening experience.

The user interface of the R-671 is designed with ease of use in mind. The front panel features clearly labeled buttons and a bright display, making it straightforward to navigate through settings and inputs. Additionally, the receiver comes with a comprehensive remote control, allowing users to manage their audio and video sources from the comfort of their seating area.

The Sherwood R-671 also boasts an eco-friendly design, incorporating energy-saving features that minimize power consumption when the unit is not in active use. This not only reduces the overall environmental footprint but also leads to lower energy bills for users.

In conclusion, the Sherwood R-671 is a feature-rich receiver that exemplifies quality and performance. With its powerful amplification, versatile connectivity options, advanced surround sound processing, user-friendly interface, and eco-conscious design, it represents an excellent choice for anyone looking to elevate their home audio experience. Whether for casual listening or serious home theater applications, the Sherwood R-671 is equipped to deliver an exceptional performance.
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