TROUBLESHOOTING

TROUBLESHOOTING

Incorrect operations are often mistaken for trouble and malfunctions. If you think there is something wrong with this component, check the points below. Sometimes the trouble may originate from another component. Thus, also check the other electrical appliances also in use.

If the trouble cannot be rectified even after checking the following items, contact your dealer or nearest PIONEER service center.

Symptom

Possible Cause

Remedy

 

 

 

No power

÷ The power cord is not connected.

÷ Connect to power outlet.

 

 

 

No sound, or sound volume is too

÷ Input selector switch is set incorrectly.

÷ Set input selector to playback component.

low.

÷ PHONO/LINE input selector switch is set

÷ Set the PHONO/LINE input selector to the

 

incorrectly.

component being played.

 

÷ Connection cables are connected

÷ Connect correctly.

 

incorrectly, or connections are loose.

 

 

÷ Jacks or plugs are dirty.

÷ Clean soiled jacks/plugs before connecting.

 

 

 

Sound is distorted.

÷ Master output level is too high.

÷ Adjust master output level (MASTER LEVEL)

 

 

dial.

 

÷ Input level is too high.

÷ Adjust the TRIM dial so that the input level

 

 

approaches 0 dB on the channel level

 

 

indicator.

Cross fader doesn’t work.

÷ Cross fader selector switch is set to

÷ Correctly set the switch to a setting other than

 

[THRU].

[THRU].

 

 

 

Can’t perform fader start with CD

÷ The FADER START button is set to OFF.

÷ Set the FADER START button to ON.

player.

÷ Rear panel CONTROL jack is not connected

÷ Use a control cable to connect the CONTROL

 

to CD player.

jacks of DJM-400 and CD player.

 

÷ Only the rear panel CONTROL jack is

÷ Connect both the CONTROL jacks and CD

 

connected to the CD player.

input connectors.

 

 

 

Effects don’t work.

÷ Effect channel selector (CH. SELECT)

÷ Correctly select the channel on which you

 

setting is incorrect.

wish to apply effects.

 

÷ Effect parameter adjust dial (LEVEL/

÷ Adjust the effect parameter adjust dial.

 

DEPTH) is set to [MIN].

 

 

 

 

BPM can’t be measured.

÷ Input level is set too high, or too low.

÷ Adjust the TRIM dial.

Measured BPM value is incorrect.

÷ BPM may not be correctly measurable with

÷ Strike the TAP button to set BPM manually.

 

some tracks.

 

The measured BPM value is

÷ Some differences may occur due to

÷ No remedy is necessary.

different from the value published

differences in BPM detection methods.

 

with the CD.

 

 

 

 

 

Static electricity or other external interference may cause the unit to malfunction. To restore normal operation, turn the power off and then on again.

English

Published by Pioneer Corporation. Copyright © 2006 Pioneer Corporation. All rights reserved.

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<DRB1404> En

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Pioneer DJM-400 operating instructions Troubleshooting, Symptom Possible Cause Remedy, Thru

DJM-400 specifications

The Pioneer DJM-400 mixer is a compact yet powerful addition to any DJ's setup, designed to blend professional capabilities with ease of use. As a two-channel mixer, it provides a perfect balance between features and simplicity, making it ideal for both beginner and experienced DJs.

One of the standout features of the DJM-400 is its high-quality sound output. The mixer is equipped with 48 kHz/24-bit digital signal processing, ensuring crystal-clear audio quality. This level of fidelity is crucial for DJs who want to deliver a party experience that is both immersive and engaging.

The DJM-400 includes a built-in sound card for seamless digital connectivity. This allows DJs to connect to a computer or laptop easily, enabling them to use software like Serato or Traktor. The mixer supports multiple formats and offers USB connectivity, which means it can also be used with a wide variety of devices. Its plug-and-play design minimizes setup time, letting DJs focus on their performance rather than technical issues.

Another noteworthy characteristic is the integrated digital effects processor. The DJM-400 features a range of built-in effects, including delay, echo, and flanger, which can be applied to individual channels, allowing DJs to add depth and dimension to their mixes. The effects can be manipulated using intuitive controls, making it easy to create unique sounds on the fly.

The layout of the DJM-400 has been thoughtfully designed to facilitate quick and easy adjustments. The EQ section features three-band equalizers for each channel, allowing precise control over bass, midrange, and treble frequencies. This empowers DJs to tailor their sound according to the venue and crowd.

Moreover, the DJM-400 comes with a crossfader that is exceptionally smooth, enabling seamless transitions between tracks. The fader is also replaceable, ensuring longevity and catering to individual preferences in performance style.

In summary, the Pioneer DJM-400 is a highly capable mixer that combines excellent sound quality, advanced technology, and user-friendly design. The inclusion of a built-in sound card, a suite of digital effects, and an intuitive layout makes it a versatile choice for DJs of all skill levels. Whether you're just starting your DJ journey or you're a seasoned professional, the DJM-400 delivers the features needed to elevate your performances and connect with your audience.