Yamaha Silent Piano GPS-SH Series, Maintenance Handbook

Page: 14 / 24

№
Complete Turn the power off to terminate the measurement mode.
■
Pedal sensor measurement
[Start ‐ up]
Panel button [REC] + [FUNC] + POWER ON
[Damper pedal sensor measurement procedure]
№
Start ‐ up
1
2
Complete Turn the power off to terminate the measurement mode.
[Location that date to be stored]
Damper pedal half point position DM Sheet
Key sensor measurement Key sensor sheet
Piano type (Touch curve selection) DM Sheet
Display
Confirm Flash ROM
writing
Confirm that "CNP" is indicated on the display.
Half point position
registration
When the damper wood in the middle section moves 1mm,
press the [PLAY] once.
Status Operation
*A tone is
sounded which
you can ignore.
quick
intermittent
tone
Confirmation
Press the [STOP] or [+/YES] [ ‐ /NO] button once to start the
pedal position detection as described below.
* Depress the damper pedal to confirm the tone changes one
after the other according to the damper pedal position.
* If the tones are not sounded as expected, return to step 1 to
re ‐ register the half point position.
7
Finish Flash ROM
writing
" ‐‐‐ " is indicated on the display while the Flash ROM is writing.
"PAS" indicates when writing is finished.
Status
Damper Pedal Sensor Measurement
Pedal at the rest position Pedal not depressed.
No tone
Buzzer sound
Display
Refer to "Start ‐ up"
3/sec
intermittent
tone
"nG" and * "Keyboard No." are indicated on the display one
after the other if Flash ROM writing has failed. If failure occurs
on more than one key, each "Keyboard No." is indicated inturn
on the display .
* If Flash ROM writing fails nothing will have been written.
Please turn the power OFF and re ‐ start in the 1Key ‐ key
measurement mode.
Continuous
tone
at the
key that
measurement
failed
Pedal sensor measurement includes the damper pedal sensor measurement which sets the half point
position for adjustment.
Mode
Operation
Method Procedure
Buzzer sound
Key sensor
Switch box
Pedal beyond the half
point position
Depress the damper
pedal a little beyond the
half point position.
Intermittent
tone
Pedal at the end position
Depress the damper
pedal all the way to the
end.
Depress the damper
pedal slightly.
Data Unit Sheet
Switch box
Pedal lost motion
Continuous tone
3
‐ 14 ‐