[TEST 7]
Recording and playback test. Tests the operation of the units in the recording system (using a disk
for recording).
Records then plays back the scale of Keys 1 to 88, pedal ON/OFF, and so on.
The location of the defect can be determined by the error symptom that occurs, as listed below.
• Hammer/Key Sensor Units
Recording conditions: Key 1-88 scale, normal volume
• Pedal Sensor Unit
Symptom
Pedal doesn't work
Pedal remains depressed
and doesn't return.
Faulty Section
Pedal Sensor U n i t is positioned too high.
Pedal Sensor U n i t is positioned too low.
* Attention must also be given to the connector of the action brackets (right and left).
30
Содержание disklavier MX-100A
Страница 1: ...MX 100A ...
Страница 19: ...Block Diagram 16 ...
Страница 39: ...36 ...
Страница 41: ...Program Flow chart Memory Map of Disklavier 38 ...
Страница 46: ...3 LIST OF PMAC TERMINALS 43 ...
Страница 47: ...44 ...
Страница 49: ...LIST OF MB8877 TERMINALS 46 ...
Страница 50: ...YM3802 MCS MIDI Communication Service Controller LIST OF YM3802 TERMINAL YM3802 Pin assignment 47 ...
Страница 56: ...3 7 Timing Chart of CLK and DATA 53 ...
Страница 60: ...CPU Circuit Board 57 58 ...
Страница 61: ...I O Circuit Board 59 60 ...
Страница 70: ...2 Control Unit 8 Part No EV303046 EI330056 EA026056 VE514700 MZ501260 VE479800 ...
Страница 76: ...8 I O Unit Power Supply Unit MIDI Unit 16 ...
Страница 78: ...SM8549 ...
Страница 79: ......
Страница 80: ......