Roland HP-2 用户手册

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页码 44
 
32
 
Troubleshooting
 
If you think there’s a problem, read this first.
 
Case
Cause/Remedy
 
The power doesn’t 
come on
 
Is the power cord connected and plugged in 
correctly? (p. 8)
 
The button doesn’t 
work
 
Is the panel locked? (p. 28) 
Turn the power off, then back on.
 
No sound is heard
 
Is the volume level of the HP-2 turned all the 
way down? (p. 9)
Are headphones plugged in? (p. 8)
Has a plug remained connected to the Phones 
jack?
When headphones are connected, the key-
board’s speaker stops playing.
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. 31).
 
No sound is heard 
(when a MIDI instru-
ment is connected)
 
Have all devices been switched on?
Are the MIDI cables connected correctly?
Does the MIDI channel match the connected 
instrument? (p. 31)
 
Sounds are heard 
twice (doubled) 
when the keyboard 
is played
 
When the HP-2 is connected to an external 
sequencer, set it to the Local OFF mode (p. 31). 
Alternatively, the sequencer could be set so its 
MIDI Thru feature is OFF.
 
The tone has 
changed in the Split 
or Dual play
 
If you use Dual play or Split play with a Tone 
button for which tone number 3 or 4 is selected, 
tone number 1 will be selected for that Tone 
button (p. 11).
Some tones assign the tone that had been se-
lected before you pressed the [Split] button to 
the left hand area of the keyboard. Please refer 
to “Tone List” (p. 34).
 
Tone doesn’t 
change
 
Is the panel locked? (p. 28)
Turn the power off, then back on.
Are the indicators for the [
 (Metronome)] 
and [Beat] buttons flashing?
Setting of functions is in progress. Press the 
[
 (Metronome)] or [Beat] button to exit func-
 
Not all played notes 
are sounded
 
The maximum number of notes that the HP-2 
can play simultaneously is 64. 
Frequent use of the damper pedal when play-
ing along with a song may result in perfor-
mance data with too many notes, causing some 
notes to drop out.
 
The tuning or pitch 
of the keyboard or 
song is off
 
Are the settings for the “Temperament” and 
“Stretch Tuning” correct? (p. 27)
Is the setting for the “Master Tuning” correct? 
(p. 27)
 
Song doesn’t play 
back/ Only the 
sound of a particular 
instrument in a song 
does not play
 
Are the indicator for the Track buttons ([1] and 
[2] buttons) extinguished? (p. 20) 
If the button indicator is out, the music on that 
track is not heard. Press the track button so the 
indicator is illuminated.
 
Can’t record
 
Has one of the track buttons for recording been 
selected? (p. 23–p. 24)
 
Tempo of recorded 
song or metronome 
is off
 
If you select an internal song in which the 
tempo changes during the song, and then 
record, the tempo will change in the same way 
for the performances. The tempo of the 
metronome will also change in the same way.
If you record additional material without 
erasing the previously recorded song, the song 
will be recorded at the first-recorded tempo. 
Please erase the previously recorded song 
before you re-record (p. 25).
 
The metronome 
sound doesn’t 
change
 
When an internal song is played back, the met-
ronome sounds the ordinary metronome 
sound.
When a recorded performance is played back, 
the metronome sounds the sound that was 
selected when the recording was made.
 
The recorded per-
formance has dis-
appeared
 
Any performance that has been recorded is 
deleted when the power to the HP-2 is turned 
off. A performance cannot be restored once it’s 
been deleted.
 
Depressing a pedal 
has no effect, or the 
pedal effect doesn’t 
stop
 
Is the pedal connected correctly? 
Make sure the pedal cord extending from the 
stand is securely connected to the pedal jack on 
the rear of the unit (p. 8).
 
The pedal rattles
 
Adjust the adjuster underneath the pedal so 
that the pedal presses firmly against the floor 
surface (p. 9).
 
Reverberation still 
audible even with 
Reverb turned off
 
Since the HP-2’s piano sounds faithfully repro-
duce the sense of spaciousness and reverbera-
tion of an actual acoustic piano’s sound, a 
certain amount of reverberation is still percepti-
ble, even with the reverb effect deactivated.
 
Case
Cause/Remedy
 
Appen
dices
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