Yamaha disklavier DS4M4 PRO Manuale di manutenzione - Pagina 17
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5. MKIV/Pro installation manual
5 - 11. MKIV/Pro power supplying status
Power supply unit OFF
Turn PS unit OFF
Turn PS unit ON
I/O center unit OFF
(M/C power LED is OFF)
Turn I/O center OFF
Turn I/O center ON
Operation system shut down
(M/C power LED is OFF)
Turn the standby SW ON
Booting I/O center - 3,4min.
(M/C power LED blinks)
Operation system standby
(M/C power LED dims)
Turn the standby SW ON
Operation system active
(M/C power LED fully lights)
DMC SW ON
Standby from PRC
screen
Piano system OFF command from I/O
To standby
Operation system quitting
- several seconds
To shut down
(M/C power LED blinks)
＊ PRC -> Pocket controller （PRC100), M/C Media center (DMC100), I/O center (DIO100)
The unswitched outlet on the PS unit is not active until the
PS power switch is ON.
* I/O center starts active.
* The unswitched outlet
on the PS unit is active.
Activate I/O by M/C
standby SW
PRC ON starts to activate both
PRC and operational system
PRC ON
Executing piano system
Press &
DMC SW ON
Hold 4sec.
Piano system OFF command from I/O
MHB23 MKIV/PRO DIOV1.05, SCV.1.01 PAGE.15
Piano system standby
* 5V standby active
* PS active
* CSP/DIR active
* 12V OFF
* 48V OFF
* Speaker outlet on PS
OFF
Action can be taken
out
Pedal unit, Key drive
unit can be removed
after 2min. of
discharging.
Wi-fi (wireless
LAN) connection
between PRC and
I/O is active.
Piano system booting
1-2 sec.
Piano system is active
Shut down from PRC screen
Piano system quitting
1-2 sec.
To piano system standby
PRC OFF
PRC standby button do not shut down the systems
STATUS 0
PS OFF
STATUS 1a
I/O OFF
STATUS 1b
SHUT DOWN
STATUS 2
STANDBY
STATUS 3
ALL ACTIVE
* 12V related is ON
* Piano system is initialized
* I2Ccommunication is
* CSP/DSP active
* Pedal Drive active
* Motor Drive active
* Hammer Sensor active
* Key Sensor active
* 48V related is ON
* Speaker outlet on PS
Press &
Hold 2sec.
PRC
PRC ON
OFF