Troubleshooting – Pioneer DJm-909 User Manual

Page 27

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27

<DRB1349>

The power does not turn on.

There is little or no sound.

Sound is distorted.

CD player’s fader won’t start.

Effects don’t work.

External effector’s sound
distorted.

External effector don’t work.

BPM can’t be measured, or
value is strange.

The counted BPM differs from
the CD’s published value.

Can’t see touch panel display.

÷ Connect the cord to a power outlet.

÷ Set the Input selector switch to the device

currently playing.

÷ Set the PHONO/LINE selector switch to

[PHONO].

÷ Connect it properly.

÷ Clean and reconnect.

÷ Return the TRANSFORM lever to its upright

position.

÷ Adjust MASTER LEVEL dial.

÷ Adjust the TRIM dial so that the input level

approaches 0 dB on the peak level meter.

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

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

÷ Use the control cord to connect the unit and CD

player.

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

set to [LOCK ON].

÷ Adjust effect MIX/DEPTH dial properly.

÷ Lower the external effector’s output level.

÷ Turn on the top panel’s SEND button

corresponding to the channel you wish to apply
external effects to (indicator will light).

÷ Connect an external effector’s output coupler to

the RETURN jacks.

÷ Adjust TRIM dial to set input level around 0 dB

on the peak level meter.

÷ Set other channels so that input level is around 0

dB.

÷ Strike TAP switch to count BPM manually.

÷ No response necessary.

÷ Adjust touch panel CONTRAST control on rear-

panel.

÷ Adjust the rear panel’s touch panel backlight

control (BRIGHT).

Problem

Possible Cause

Countermeasure

÷ The power cord has not been connected.

÷ The Input selector switch is in the wrong

position.

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

set to [LINE] when a analog turntable is
connected to the input connectors.

÷ The connection cable hasn’t been connected

properly or has been disconnected.

÷ The terminal or plug is dirty.

÷ The TRANSFORM lever is tripped.

÷ Master output level is too high.

÷ Input level is too high.

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

set to [PHONO] when a cassette deck or other
line component is connected to the input
connectors.

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

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

been connected.

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

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

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

÷ The input level from the external effector is too

high.

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

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

÷ An external effector’s output coupler is not

connected to the RETURN jacks.

÷ Input level is too high or too low.

÷ BPM may not measure properly with some

tracks.

÷ Different counting methods are used, resulting in

some variation in values.

÷ Improper contrast adjustment.

÷ Backlight is too dark.

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.

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

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