Pioneer X-HM20DAB-K Manuel d'utilisateur télécharger pdf (Page 25)

11/8/11 X-HM10_20_DAB_En.fm

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Headphones

l Do not turn the volume on to full at switch on and listen

to music at moderate levels. Excessive sound pressure

from earphones and headphones can cause hearing

loss.

l Before plugging in or unplugging the headphone,

reduce the volume.

l Be sure your headphone has a 3.5 mm diameter plug

and impedance between 16 and 50 ohms. The

recommended impedance is 32 ohms.

l Plugging in the headphone disconnects the speakers

automatically. Adjust the volume using the VOLUME

control.

l X-HM20DAB only: Audio from the iPod/iPhone cannot

be heard via the headphones connected to the unit.

“HP INVALID” will be displayed if you connect the

headphones when the iPod/iPhone function is

selected.

Troubleshooting chart

Many potential problems can be resolved by the owner

without calling a service technician.

If something is wrong with this product, check the following

before calling your authorized PIONEER dealer or service

centre.

n General

Symptom Possible cause

l The clock is not set

to the correct time.

l Did a power failure occur?

Reset the clock. (Refer to

page 9)

l When a button is

pressed, the unit

does not respond.

l Set the unit to the power

stand-by mode and then

turn it back on.

l If the unit still malfunctions,

reset it. (Refer to page 26)

l No sound is heard. l Is the volume level set to

“Min”?

l Are the headphones

connected?

l Are the speaker wires

disconnected?

n CD player

Symptom Possible cause

l Playback does not

start.

l Playback stops in

the middle or is not

performed properly.

l Is the disc loaded upside

down?

l Does the disc satisfy the

standards?

l Is the disc distorted or

scratched?

l Playback sounds are

skipped, or stopped

in the middle of a

track.

l Is the unit located near

excessive vibrations?

l Is the disc very dirty?

l Has condensation formed

inside the unit?

n Remote control

Symptom Possible cause

l The remote control

does not operate.

l Is the AC power lead of the

unit plugged in?

l Is the battery polarity

correct?

l Is the battery dead?

l Is the distance or angle

incorrect?

l Does the remote control

sensor receive strong

light?

n Tuner

Symptom Possible cause

l The radio makes

unusual noises

continuously.

l Is the unit placed near the

TV or computer?

l Is the DAB/FM aerial

placed properly? Move the

aerial away from the AC

power lead if it is located

nearby.

l DAB reception is

poor.

l Check the connections,

and adjust the location and

position of aerial. After

that, execute Auto Scan

function manually (page

21).

l Adjust the location and

position of aerial with

Tuning Aid function (page

21).

l If the reception

environment changed by

removal, etc., execute

Auto Scan function

manually (page 21).

n USB

Symptom Possible cause

l Device cannot

be detected.

l Is there any MP3/WMA file

available?

Is the device properly connected?

l Is it an MTP device?

l Does the device contain AAC

file only?

l Playback does

not start.

l Is it a copyright protected

WMA file?

l Is it a false MP3 file?

l Wrong time

display.

l Wrong file name

display.

l Is Variable Bitrate file being

played back?

Is the File Name written in

Chinese or Japanese characters?

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Pioneer X-HM20DAB-K Manuel d'utilisateur Page 25

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