VocoPro DTX-9909K owner manual Troubleshooting, Problem Cause

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Troubleshooting

Problem

Cause

Remedy

Dolby Digital or DTS sources cannot be played. (Dolby Digital or DTS indicator on the front panel display does not light up).

A “humming” sound can be heard

The sound effect cannot be recorded

The connected component is not set

to output Dolby Digital or DTS digital signals

The incorrect input channel has been selected

Cable(s) not connected correctly

It is not possible to record the sound effect with a recording device

Set your player to the correct setting following it’s operating instructions

Select the correct input channel using the input select buttons

Firmly connect all audio cables. If the problem persists, the cable(s) may be defective

A source cannot be recorded by a recording device

This unit does not operate properly

There is noise interference from digital or high-frequency equipment, or this unit

The picture is disturbed

The recording device is not connected to the PRE OUT (REC) jack

The internal microcomputer has been frozen by an external electric shock (such as lightening or excessive static electricity) or by a power supply with low voltage

Th e DTX- 9909K is too close to the digital or high-frequency equipment

The video source uses scram bled or encoded signals to prevent dubbing

Connect the recording device to the PRE OUT (REC) jack

Disconnect the AV power cord from the outlet and then plug it in after ap- proximately 30 seconds

Reset the DTX-9909K (instructions at the end of this troubleshooting section)

Move the DTX-9909K away from such equipment

There is no picture on the TV/ video monitor

The power suddenly turned off and there is no sound or display

FM stereo reception is noisy

There is distortion and a clear recep- tion cannot be found even with a high- quality FM antenna

The desired station cannot be tuned in with automatic tuning

The video signal is not connected to the correct source

The video cable is bad

The internal temperature is too high and the overheat-protection cicuitry has been activated

FM stereo broadcasts may cause this problem when the transmitter is too fa r away or the antenna input is poor

Th ere is multipath interference

The signal is too weak

Change to a correct source

Replace with a new cable

Wait about 1 hour for the DTX- 9909K to cool off and then turn it back

on

Check the antenna connections. Try using a high-quality directional FM an- tenna (not included)

Use the manual tuning method

Adjust the antenna position to elim i- nate multipath interference

Use a high-quality directional FM an- tenna (not included) or use the manual tuning method

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Contents DTX-9909K Page Table of Contents Page Listening for a lifetime Safety Instructions Welcome Features FeaturesConnections Contents Technical Specifi cations Test conditionExcess noise 98.0MHz DBu Sensitivity 106.0MHz Signal noise ratio Connecting the Power Cable About the Remote ControlInstalling Batteries in the Remote Control Battery ReplacementConnecting Speakers Getting ConnectedPreparing the Speaker Cable Connecting to the Center speaker terminals Connecting to the Front speaker terminalsConnecting to the Surround speaker terminals Connecting to the Surround Back speaker termi- nalsGetting Connected Connecting a DVD Player with RCA Audio and Video Outputs Connecting to the DTX-9909K’s InputsChoosing a Video Output Selecting the Correct input channelConnecting to a TV using the RCA Video yellow Output Connecting to a TV / Video Monitor using the S- Video Output Connecting a DVD Player Video using S-Video InputsGetting Connected Connecting a CD or Tape Player audio-only Connecting a Player with Digital Optical Audio Out Puts Digital Audio OptionsMatching up the Correct Video Input Connecting a Player with Digital Coaxial Audio Out Puts Connecting Headphones Connecting MicrophonesAdjusting the Microphone Volume Headphone NotesDescriptions and Functions About Karaoke Mode and Music ModeDescriptions and Functions Descriptions and Functions Rear Panel Descriptions and Functions Descriptions and Functions Descriptions and Functions Remote Control Descriptions and Functions Descriptions and Functions Display Basic Functions Connecting the Antennas AM/FM Tuner OperationsOperating the Auto Tuner Automatic Preset Storing Preset StationsManually Presetting Stations Retrieving Preset StationsSpeaker Settings Menu Speaker Settings MenuAvailable Speaker Settings Accessing the Speaker Settings MenuChoices 0/0, S/0, L/0, S/S, and L/L Adjusting Speaker Output LevelsChoices Y yes, N none Level range -10dB to +10dBSpeaker Tone Settings Karaoke Mode Settings Menu Karaoke ModeBass Tone Range -10dB -- +10dB Delay Time Range 0ms -- 250msTreble Tone Range -10dB -- +10dB Repeat Range 0dB -- 80dBReverb Time Range 0 Reverb Volume Range 0Feedback Time Range 0ms -- 80ms Choices L R, C, L R C, SL SR L R C, and SL SR CReference Surround Sound SetupPlayback Mode Display Abbrevations and Full Working Na mes Problem Cause TroubleshootingTroubleshooting Resetting the DTX-9909K Index DelayCIN Page