Yamaha Silent Piano GPS-SH Series Manual de mantenimiento - Página 15
Navegue en línea o descargue pdf Manual de mantenimiento para Instrumentos musicales Yamaha Silent Piano GPS-SH Series. Yamaha Silent Piano GPS-SH Series 24 páginas. Grand piano, upright piano
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6. Test Mode
Grand Piano
Upright Piano
Test mode is a program for inspecting the operation of the electric system . The test mode is equipped
with test items that check the detection position of the key sensor, hammer sensor and pedal sensor.
The test mode can be executed by pushing buttons on a control panel or by pressing some keys and
power button.
Please use headphones with an appropriate volume level when you check the buzzer sound.
Inspection by test mode shall be required in the following case:
・If the piano performance is not good enough in Silent mode .
[Start‐up]
Mode
Test mode
[Testing items]
Test mode consists of 49 testing items. The testing items that piano technician shall chiefly
utilize in the field are listed below.
Test No.
t02
Key sensor test (GP/UP common)
t04
Hammer sensor test (Grand Piano)
Shift pedal sensor test (Grand Piano)
t05
Soft pedal sensor test (Upright Piano)
t06
Sosutenuto pedal sensor test (Grand Piano)
t07
Damper pedal sensor test (GP/UP common)
t47
Piano type selection (GP/UP common)
t49
Leave test mode (GP/UP common)
* For additional information about the rest of testing item, please refer to Service Manual.
[Test mode operation procedure]
1) Start‐up the test mode.
2) Push the [+/YES] or [‐/NO] button to select desired testing item.
3) Push the [PLAY] button to start‐up the selected testing item.
4) Execute the selected testing item according to the procedure.
5) Push the [PLAY] button to terminate the testing item and return to step 2.
6) Turn the power off or select "t49" to terminate the test mode.
Test mode
Method
Panel button
[REC] + [PLAY] + POWER ON
Keyboards
[29C#], [33F], [36G#] + POWER ON
[+/YES]
[‐/NO]
Test No.
[+/YES]
[‐/NO]
Test No.
[+/YES]
[‐/NO]
t49
[+/YES]
Operation
Testing item
[PLAY]
Execute the
selected testing
item
[PLAY]
[Turn the power off]
[PLAY]
Complete test
‐ 15 ‐
Display