Enhancing your system
The connection lead is not included. Purchase a
commercially available lead as shown below.
STANDBY/ON
TIMER
INPUT
PHONES
AUDIO IN
USB
PHONES
Audio cable (not supplied)
n Listening to the playback sounds of
portable audio player, etc.
1
Use a connection lead to connect the portable audio
player etc. to the AUDIO IN socket. When using video
equipment, connect the audio output to this unit and the
video output to a television.
2
Press the STANDBY/ON button to turn the power on.
3
Press the AUDIO/LINE (INPUT) button on the remote
control or INPUT button repeatedly on main unit to
select AUDIO IN function.
4
Play the connected equipment. If volume level of the
connected device is too high, sound distortion may
occur. Should this happen, lower the volume of the
connected device. If volume level is too low, increase the
volume of the connected device.
Note:
To prevent noise interference, place the unit away from the
television.
n 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 Audio from the iPod/iPhone cannot be heard via the
headphones connected to the unit. "Not Support HP"
will be displayed if you connect the headphones when
the iPod/iPhone function is selected.
VOLUME
X-HM50
AUDIO IN
USB
Portable audio
player, etc.
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
l The clock is not set
to the correct time.
l When a button is
pressed, the unit
does not respond.
l No sound is heard.
n CD player
Symptom
l Playback does not
start.
l Playback stops in
the middle or is not
performed properly.
l Playback sounds are
skipped, or stopped
in the middle of a
track.
n Remote control
Symptom
l The remote control
does not operate.
n Tuner
Symptom
l The radio makes
unusual noises
continuously.
En-23
Possible cause
l Did a power failure occur?
Reset the clock. (Refer
page 9)
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 page 23)
l Is the volume level set to
"Min"?
l Are the headphones
connected?
l Are the speaker wires
disconnected?
Possible cause
l Is the disc loaded upside
down?
l Does the disc satisfy the
standards?
l Is the disc distorted or
scratched?
l Is the unit located near
excessive vibrations?
l Is the disc very dirty?
l Has condensation formed
inside the unit?
Possible cause
l Is the AC power lead of the
unit plugged in?
l Is the battery polarity
correct?
l Are the batteries dead?
l Is the distance or angle
incorrect?
l Does the remote control
sensor receive strong
light?
Possible cause
l Is the unit placed near the
TV or computer?
l Is the FM aerial or AM loop
aerial placed properly?
Move the aerial away from
the AC power lead if it is
located nearby.