Yamaha Electone EL-27 Owner's Manual page 74

Voice Disk (Optional)
You can play these voices and save them to User memory
for future recall.
To select voices from the disk and save them to User
memory:
1.
Insert the optional Voice Disk into the
Disk slot under the Music Disk Recorder.
The following display appears, prompting you to select the
voice group (Upper, Lower, Lead or Pedal).
<VOICE DISK>
Select a Group...!!
2.
Press one of the panel voice buttons in
the voice section in which you wish to use
the new voice.
After you've pressed a panel voice button, the Voice Disk's
voice name will appear on the LCD.
3.
Select the desired voice by using the left
DATA CONTROL buttons.
Pressing the bottom left buttons steps through the voice
numbers; pressing the top left buttons jumps ten numbers
back or forward. The name of each voice appears on the
display with the number.
Refer to the list included with your Voice Disk for voice
names and numbers. You can audition the voices as you
select them by playing them on the appropriate keyboard.
Jumps back ten numbers.
Jumps ahead ten numbers.
<VOICE DISK>
Voice number
Selects next number.
Selects previous number.
72
:
Voice name
[SAVE]
Use these to save
the voice (see next step).