VocoPro DTX-9909K owner manual Troubleshooting, Problem Cause

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

45