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.

Problem

Possible Cause

Countermeasure

 

 

 

The power does not turn on.

÷ The power cord has not been connected.

÷ Connect the cord to a power outlet.

 

 

 

There is little or no sound.

÷ The Input selector switch is in the wrong

÷ Set the Input selector switch to the device

 

position.

currently playing.

 

÷ The rear panel’s PHONO/LINE selector switch is

÷ Set the PHONO/LINE selector switch to

 

set to [LINE] when a analog turntable is

[PHONO].

 

connected to the input connectors.

 

 

÷ The connection cable hasn’t been connected

÷ Connect it properly.

 

properly or has been disconnected.

 

 

÷ The terminal or plug is dirty.

÷ Clean and reconnect.

 

÷ The TRANSFORM lever is tripped.

÷ Return the TRANSFORM lever to its upright

 

 

position.

 

 

 

Sound is distorted.

÷ Master output level is too high.

÷ Adjust MASTER LEVEL dial.

 

÷ Input level is too high.

÷ Adjust the TRIM dial so that the input level

 

 

approaches 0 dB on the peak level meter.

 

÷ The rear panel’s PHONO/LINE selector switch is

÷ Set the PHONO/LINE selector switch to [LINE].

 

set to [PHONO] when a cassette deck or other

 

 

line component is connected to the input

 

 

connectors.

 

 

 

 

CD player’s fader won’t start.

÷ The top panel’s FADER START button is set to Off.

÷ Set the top panel’s FADER START button to On.

 

÷ The rear panel’s PLAYER CONTROL jack hasn’t

÷ Use the control cord to connect the unit and CD

 

been connected.

player.

 

 

 

Effects don’t work.

÷ EFFECT switch is [OFF]. (If hand is released

÷ Either hold EFFECT switch at [ON] position, or

 

when switch is in [ON] position, it will return to

set to [LOCK ON].

 

[OFF].)

 

 

÷ The effect MIX/DEPTH dial is set to [MIN].

÷ Adjust effect MIX/DEPTH dial properly.

 

 

 

External effector’s sound

÷ The input level from the external effector is too

÷ Lower the external effector’s output level.

distorted.

high.

 

 

 

 

External effector don’t work.

÷ The top panel’s SEND buttons (MIC SEND, CH-1

÷ Turn on the top panel’s SEND button

 

SEND, CH-2 SEND) are set to Off.

corresponding to the channel you wish to apply

 

 

external effects to (indicator will light).

 

÷ An external effector’s output coupler is not

÷ Connect an external effector’s output coupler to

 

connected to the RETURN jacks.

the RETURN jacks.

 

 

 

BPM can’t be measured, or

÷ Input level is too high or too low.

÷ Adjust TRIM dial to set input level around 0 dB

value is strange.

 

on the peak level meter.

 

 

÷ Set other channels so that input level is around 0

 

 

dB.

 

÷ BPM may not measure properly with some

÷ Strike TAP switch to count BPM manually.

 

tracks.

 

 

 

 

The counted BPM differs from

÷ Different counting methods are used, resulting in

÷ No response necessary.

the CD’s published value.

some variation in values.

 

 

 

 

Can’t see touch panel display.

÷ Improper contrast adjustment.

÷ Adjust touch panel CONTRAST control on rear-

 

 

panel.

 

÷ Backlight is too dark.

÷ Adjust the rear panel’s touch panel backlight

 

 

control (BRIGHT).

 

 

 

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

27

<DRB1349>

Page 27
Image 27
Pioneer DJm-909 operating instructions Troubleshooting, Problem Possible Cause Countermeasure, Phono

DJm-909 specifications

The Pioneer DJM-909 is a professional-grade DJ mixer that has gained the admiration of both amateur and seasoned DJs alike. Known for its versatile features and innovative technologies, the DJM-909 stands out for its exceptional performance capabilities and user-friendly design.

One of the most appealing aspects of the DJM-909 is its multi-channel setup, which includes four input channels. This allows DJs to mix multiple audio sources, including turntables, CD players, or digital audio interfaces, providing endless creative possibilities. The mixer is also equipped with dual effects processors, enabling real-time audio manipulation without the need for external devices. DJs can easily layer effects over different channels, enhancing their set's depth and creativity.

The DJM-909 features high-quality digital signal processing (DSP) that ensures wood-clear sound reproduction. Its built-in 24-bit/96 kHz audio interface delivers superior audio quality, making it suitable for both live performances and studio recordings. Additionally, the mixer incorporates a comprehensive EQ section with three bands per channel, allowing DJs to fine-tune their sound with precision.

One of the standout features of the DJM-909 is the powerful built-in effects engine. It includes a wide variety of effects such as delay, reverb, and flanger, which can be easily applied and manipulated in real time. The dedicated effects send/ return loop enables DJs to introduce their favorite external effects units seamlessly.

The design of the DJM-909 caters to ease of use, featuring a layout that ensures quick access to essential controls. The large, colorful LED meters allow DJs to monitor levels easily, avoiding any potential clipping during performances. The intuitive interface is complemented by high-quality faders that provide smooth and precise control over mixing and transitions.

Another significant aspect of the DJM-909 is its MIDI capability, allowing DJs to synchronize their setups with software or external MIDI devices. This feature opens doors for complex setups involving software like Ableton Live, creating a hybrid DJ performance that integrates live elements with pre-recorded tracks.

In conclusion, the Pioneer DJM-909 is more than just a DJ mixer; it is a powerful tool that empowers DJs to express their creativity and take their performances to new heights. With its robust feature set, superior audio quality, and intuitive design, it remains a favorite choice for many music professionals around the world. The DJM-909 exemplifies Pioneer DJ's commitment to innovation, making it a must-have for any serious DJ looking to elevate their sound.