Troubleshooting
Symptom
Cause/Action
Page
Notes don’t sound right
Sound is not loud enough | Is the speaker cable connected correctly? | p. 14 | |
Only the high sounds are heard | |||
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| Could you have made Transpose settings? | p. 32 | |
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| Is the Master Tune setting appropriate? | p. 55 | |
Pitch of the keyboard or song is incorrect |
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Is the setting for the Temperament correct? | p. 35 | ||
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| Is the settings for the Stretch Tuning correct? | p. 35 | |
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| The maximum simultaneous polyphony is 128 voices. If you are playing along with a song and making heavy use |
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Not all the notes you play are sounded | of the damper pedal, the number of notes the HP307 is attempting to produce may exceed the maximum | — | |
| polyphony, meaning that some of the notes will drop out. |
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| Is the HP307 in Dual play? | p. 26 | |
Sounds are heard twice (doubled) when the |
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keyboard is played | When the HP307 is connected to an external sequencer, set the Local Control to off. Alternatively, the sequencer | p. 68 | |
| could be set so its Soft Thru feature is Off. | ||
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| Tone buttons [E. Piano] [Strings] [Others] also operate as buttons that select “Recommended Tones.” |
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The wrong instrument is selected when you | With the factory settings, connecting a |
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and selecting a song from a |
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press the [E. Piano], [Strings], or [Others] | p. 63 | ||
appropriate for that song to be assigned to the [E. Piano], [Strings], and [Others] Tone buttons, so that you can | |||
button |
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select “recommended” sounds by pressing one of these buttons. |
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| You can also make settings so that “recommended” sounds are not automatically assigned. |
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Effect does not apply | When you are using Dual play or Split play, and different effects are specified for the two selected tones, the effect | — | |
will not be applied to Tone 2 (when using Dual play) or the | |||
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Reverberation remains even if You defeat the | The HP307’s piano sound faithfully simulates the depth and resonance of an acoustic piano, and this may give the |
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impression of reverberation even if you’ve defeated the Reverb effect. | — | ||
Reverb effect | |||
Also, you may be able to eliminate some reverberation by reducing the value set for “Cabinet Resonance.” |
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| On an acoustic piano, the approximately one and a half octaves of notes at the top of the keyboard will continue |
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The sound of the higher notes suddenly | sounding regardless of the damper pedal. These notes also have a somewhat different tonal character. HP307 | — | |
changes from a certain key | faithfully simulate this characteristic of acoustic pianos. On the HP307, the range that is unaffected by the damper | ||
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| pedal will change according to the key transpose setting. |
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| Is the speaker cable connected correctly? | p. 14 | |
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| If you hear this in headphones: |
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| Piano sounds that have a brilliant and crisp character contain substantial |
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| sound as though a metallic ringing has been added. This is because the character of an actual piano is being |
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| faithfully reproduced, and is not a malfunction. This ringing is more obtrusive if the reverb effect is applied heavily, |
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| so you may be able to minimize it by decreasing the reverb. | — | |
| If you don’t hear this in headphones: |
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| It is likely that there is some other reason (such as resonances within the unit). Please contact your dealer or a |
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| nearby Roland service center. |
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| If you set the volume to the maximum setting, the sound may be distorted depending on how you perform. | p. 17 | |
| If this occurs, turn down the volume. | ||
| p. 56 | ||
| Alternatively, lower the master gain. | ||
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| If you don’t hear this in headphones: |
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| Performing at high volumes may cause the speakers or objects near the HP307 to resonate. Fluorescent lights or |
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Low notes sound wrong, or are buzzy | glass doors may also resonate sympathetically. In particular, this is more likely to occur for lower notes and higher |
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volumes. You can take the following measures to minimize resonances. |
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| • Locate the speakers | — | |
| • Keep the volume down. | ||
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| • Move away from the objects that are resonating. |
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| If you hear this in headphones: |
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| It is likely that there is some other reason. Please contact your dealer or a nearby Roland service center. |
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