Pg-19_troubleshooting-1.pdf, Troubleshooting – VocoPro SUMO DIGITAL KARAOKE SYSTEM User Manual

Page 19

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19

Troubleshooting

No sound coming from

selected music source

No sound.

CASSETTE is unsteady tape

sound

Cannot record

Recorded tape sound is

distorted

CD PLAYER will not work

normally.

No song lyrics appear on

screen.

No power plug connections at

the AC outlet.
Master Volume control is set to

a minimum.
The wrong function is selected

on the Input selector.
Dirty capstan mechanism.
Irregular cassette tape

movement.
Pitch control may be set to the

wrong position.
The cassette tape erasure

prevention tabs have been

removed.
Record Level is too low

Play and Record buttons were

not pressed down

simultaneously.

Dirty head mechanism.
Faulty cassette tape.
Disc has been inserted upside

down, is terribly dirty,

scratched, warped.

A non-standard disc has been

inserted, Moisture has formed

inside the CD deck or unit
Wrong function is selected on

the Input selector.
Video cable to the TV Is not

connected properly.

Input selector on external TV is

not set to VIDEO,
TV is not equipped with video a

line input.

Insert the power plug into the

AC outlet.
Turn up the Master volume.

Select the correct function.

Clean capstan thoroughly.
Replace the cassette tape.

Adjust the Pitch control.

Fill holes with tape or cover tab

openings with adhesive tape.

Turn up record level till led

activity is present.
When recording, make sure

both the Record and Play

buttons are pressed at the

same time.
Clean capstan thoroughly.
Replace the cassette tape.
Insert the CD/CD+G disc

correctly, Wipe very clean with

soft cloth evenly. use a new

disc if is not reading correctly.
Try to use only brand name

discs, Wait about 1 to 2 hours

to let it dry.
Select CD+G on the Input

Selector.
Connect the video cable to the

SUMO/VP-899 VIDEO OUT

and to the TV's VIDEO IN.
Select VIDEO Input on

external TV.
Connect a cable from the

VIDEO OUT jack of the system

to the AUX IN jack of your

VCR, or use RF Modulator

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