Roland HP101 owner manual Troubleshooting, Case Cause/Remedy

Troubleshooting

If you think there’s a problem, read this first.

Case	Cause/Remedy
The power doesn’t	Is the power cord connected and plugged in
come on	correctly? (p. 8)
The button doesn’t	Is the panel locked? (p. 24)
work	Turn the power off, then back on.
	Is the volume level of the HP101 turned all
	the way down? (p. 9)
	Are headphones plugged in? (p. 9)
	Has a plug remained connected to the
	Phones jack?
	Plugging headphones or other plugs into the
	headphone jack stops sounds from playing
No sound is heard	through the speakers.
	Is Local Off selected?
	When Local Control is set to OFF, no sound
	is produced by playing the keyboard. Set
	Local Control to “On” (p. 27).
	Is V-LINK switched on?
	While V-LINK is switched on, no sound is
	produced when you press any of the twelve
	keys at the left end of the keyboard (p. 24).
No sound is heard	Have all devices been switched on?
(when a MIDI
	Are the MIDI cables connected correctly?
instrument is
	Does the MIDI channel match the connected
connected)	instrument? (p. 26)
	Is the HP101 in Dual play? (p. 16)
Sounds are heard
	When the HP101 is connected to an external
twice (doubled)	sequencer, set it to the Local OFF mode
when the keyboard	(p. 27).
is played	Alternatively, the sequencer could be set so
	its MIDI Thru feature is OFF.
Tone doesn’t	Is the panel locked? (p. 24)
change	Turn the power off, then back on.
	The maximum number of notes that the
	HP101 can play simultaneously is 64.
Not all played notes	Frequent use of the damper pedal when
are sounded	playing along with a song may result in
	performance data with too many notes,
	causing some notes to drop out.
	Have you set Transpose? (p. 15)
The tuning or pitch
	Are the settings for the “Temperament” and
of the keyboard or	“Stretch Tuning” correct? (p. 22)
song is off
	Is the setting for the “Master Tuning”
	correct? (p. 21)
Depressing a pedal	Is the pedal connected correctly?
has no effect, or the	Make sure the pedal cord is securely
pedal effect doesn’t	connected to the pedal jack on the bottom of
stop	the unit, at the rear (p. 8).
	Adjust the adjuster underneath the pedal so
The pedal rattles	that the adjuster presses firmly against the
	floor surface (p. 10).

Case	Cause/Remedy
	On an acoustic piano, notes in the upper one
	and a half octaves of the keyboard continue
	to sound until they decay naturally,
In the upper range,	regardless of the damper pedal. There is a
the sound changes	difference in the timbre as well. Roland
abruptly beyond a	pianos faithfully simulate such
certain key	characteristics of the acoustic piano. On the
	HP101, the range that is unaffected by the
	damper pedal will change depending on the
	Key Transpose setting.
	When listening through headphones:
	Some of the more flamboyant and
	effervescent piano tones feature an
	ample high-end component, which may
	make the sound appear to have metallic
	reverberation added. Since this
	reverberation becomes particularly
A High-pitched	audible when supplemented by heavy
whine is produced	reverb, you may be able to diminish the
	problem by reducing the amount of
	reverb applied to the sound.
	When listening through speakers:
	Here, a different cause (such as
	resonance produced by the HP101)
	would be suspect. Consult your Roland
	dealer or nearest Roland Service Center.
	When listening through speakers:
	Playing at loud volumes may cause
	instruments near the HP101 to resonate.
	Resonation can also occur with
	fluorescent light tubes, glass doors, and
	other objects. In particular, this problem
	occurs more easily when the bass
	component is increased, and when the
The bass range	sound is played at higher volumes. Use
sounds odd, or	the following measures to suppress such
there is a vibrating	resonance.
resonance	• Place speakers so they are 10–15 cm
	from walls and other surfaces.
	• Reduce the volume.
	• Move the speakers away from any
	resonating objects.
	When listening through headphones:
	Here, a different cause would be
	suspect. Consult your Roland dealer or
	nearest Roland Service Center.
The volume level of	Could you be using a connection cable that
the instrument	contains a resistor?
connected to Input	Use a connection cable that does not contain
jacks is too low	a resistor.

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