Roland BK-5 ユーザーズマニュアル

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Lock functions 
54
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Backing Keyboard BK-5
14.
Lock functions
The BK-5 allows you to lock (protect) several settings to ensure that they no longer change when you select a different 
Performance memory.
The BK-5’s locks are data filters that allow you to use 
your Performance memories more efficiently, because 
you can ignore settings that may be fine for one song 
(the one you prepared the Performance memory for), 
but not for another.
Here is an example: Suppose you select a Performance 
memory that assigns the “French Horns” sound to the 
Upper1 part, which you want to keep for the entire song 
(or set). In this case lock (i.e. protect) the Upper1 part 
after selecting this memory to ensure that subsequent 
Performance memories you recall modify all of the 
BK-5’s eligible settings—except the Upper1 part (which 
goes on using the “French Horns” sound).
All settings that can be protected are indicated by 
means of the legend “Hold to LOCK”.
NOTE
The “Performance Hold” settings are linked to these buttons 
and therefore adopt the on/off status you select on the BK-5’s 
front panel.
NOTE
Unlike the other lock parameters, the protection of the tempo 
setting (see [MENU] button‰ “Performance Edit”‰ “Arranger 
Setting” ‰ “Tempo”, page 63) also applies to rhythm selection. 
Each rhythm has a preset tempo value that is recalled when 
you select it. While the tempo setting is locked, the tempo no 
longer changes when you select a different rhythm.
NOTE
Whenever you switch a lock function on or off, the dis-
play briefly informs you about this:
The lock status of the functions that provide this protec-
tion is also displayed on the main page:
Switching the locks on and off
In the example shown here, you will learn how to 
exclude rhythm changes from Performance selections. 
The same procedure (albeit with different buttons) also 
applies to the tempo (press and hold [TAP TEMPO]) and 
“Key” (press and hold [KEY]) settings as well as to Tone 
selection (for each of the real-time parts individually).
1.
Connect the USB memory and load a Perfor-
mance memory (page 45) or a rhythm 
(page 29).
2.
Press and hold one of the RHYTHM FAMILY 
buttons.
A “Rhythm” pop-up window appears with a closed 
lock (see left). (If you repeat step (2), the pop-up win-
dow will display an open lock to inform you that the 
lock function has been cancelled.) 
3.
Start playback of the selected rhythm.
4.
Select a different Performance memory.
If the lock next to “RHYTHM” on the main page is 
closed, recalling another Performance does not 
change the rhythm.
5.
Again press and hold any RHYTHM FAMILY 
button to unlock the “RHYTHM” function.
 The Upper1 part no longer changes 
Tones.
 The Upper1 part will change Tones 
when you select a different Perfor-
mance memory.
BK-5_US.book  Page 54  Monday, November 14, 2011  12:43 PM