Pioneer DJM-500 TROUBLESHOOTING

Incorrect operations are often mistaken for trouble and malfunctions. If you think that there is something wrong with this

component, check the points below. Sometimes the trouble may lie in another component. Investigate the other components

and electrical appliances being used.

If the trouble cannot be rectified even after exercising the checks listed below, ask your nearest PIONEER authorized service

center or your dealer to carry out repair work.

TROUBLESHOOTING

A

BB

D

C

Symptom Cause Remedy

• Connect to the power outlet.

• Select the device currently playing

with the input selector switch.

• Connect properly.

• Clean and connect.

• Adjust the master output level adjust-

ment control.

• Adjust with the master output level

adjustment control.

• Adjust with the trim knob.

• Turn on the cross fader switch.

• Set the cross-fader source with the

assign switch.

• Turn on the fader start switch.

• Connect the control terminals of the CD

player and the unit with the control

cord.

• Select the channel to be imposed with

the effects properly.

• Adjust the parameter knob.

• Lower the output level of the external

effector.

The power does not turn on.

No sound or soft sound.

Noises

No cross fader.

The fader of the CD player

does not start.

No effects.

External effector noise.

• The power cord is not connected.

• The position of the input selector switch is wrong.

• The connection cord is not connected properly or

disconnected.

• The terminal or plug is dirty.

• The master output level adjustment control is set

too low.

• The master output level is too high.

• The input level is too high.

• The cross fader switch is OFF.

• The Assign A and B switches are not set correctly.

• The fader start switch is off.

• The player control terminal at the rear is not

connected.

• The effect channel selector is not set correctly.

• The parameter knob is set to minimum (MIN).

• The level of the input from the external effector

is too high.

Abnormal functioning of this unit may be caused by static electricity, or other external interference. To restore normal opera-

tion, turn the power off and then on again.

Replacement of Cross Fader Volume Control

The unit has a structure which allows its cross fader to be

replaced.

Replace as follows.

1Disconnect the power plug of the unit from the outlet.

2Pull up the knob A of the cross fader and remove.

3Remove the two screws B and remove the slider panel

4Remove the cross fader assembly from the unit, and

disconnect the connector D.

5Remove the two screws E and replace the cross fader

volume control with a new one.

6Attach the screws E, connector D, slider panel C,

screws B, and knob A of the cross fader in the reverse

order of the above.

Fully insert the connector D into the cross fader assembly.

If it is not fully inserted, the unit will not work correctly.

NOTES:

• Do not touch the internal parts of the unit or put your

hand inside the unit, as this may cause injuries and dam-

age to the unit.

• Be careful not to drop removed parts and screws inside

the unit.

Order the cross fader assembly (DWG1473) from your near-

est dealer or PIONEER authorized service center.