Yamaha Silent Piano SH Series Maintenance Handbook - Page 17
Browse online or download pdf Maintenance Handbook for Musical Instrument Yamaha Silent Piano SH Series. Yamaha Silent Piano SH Series 24 pages. Grand piano, upright piano
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[Key sensor test]
Grand Piano
Upright Piano
Status
Refer to "Start‐up"
Start‐up
Execute
Press the [+/YES] [‐/NO] button to select "t02", then press the
Key sensor test
[PLAY] to execute the test.
Press the key to be confirmed slowly to to confirm the tone
changes one after the other according to each key position.
* If adjustment is required, please refer to step 5. Calibration
mode (Page 15).
Confirmation
Push the [PLAY] button once to terminate the sensor testing
Complete
item.
[Hammer sensor test]
Grand Piano
Status
Refer to "Start‐up"
Start‐up
Execute
Press the [+/YES] [‐/NO] button to select "t04", then press the
Hammer sensor test
[PLAY] button once to execute the test.
Press the [QUIET] button once to be Silent mechanism engaged.
Raise the selected hammer to to confirm the tone changes one
after the other according to the hammer position.
* Check in order of the rest, M1 and M2, and a shank stop
position according to the actual hammer motion.
* If adjustment is required, please refer to 4. Sensor Unit
Adjustment (Page 12).
Confirmation
Push the [PLAY] button once to terminate the sensor testing
Complete
item.
Operation
・・・
Rest
position
K1 ・・・
K2 ・・・
K3 ・・・
K4 ・・・
End
position ・・・
Operation
Shank stop
position ・・・
M2 ・・・
M1 ・・・
Rest
position ・・・
‐ 17 ‐
Key depth：
K1
Approximately 2.7mm
Key depth：
K2
Approximately 4.5mm
Key depth：
K3
Approximately 6.3mm
Key depth：
K4
Approximately 8.1mm
M2 detection position：
Shank stop position +0.5mm to
2.5mm
M1～M2
M1detection position：
In between Hammer rest
position and M2 detection
position
In between Hammer rest
position to M1 detection
position
Buzzer sound
Display
Continuous
tone
Intermittent
tone
Continuous
tone
Quick
intermittent
tone
Buzzer sound
Display
Continuous
tone
No buzzer
sound
Continuous
tone
No buzzer
sound