Program Update - Yamaha disklavier Mark III Series Maintenance Handbook

6. Program update

On the Mark III series, the programs of not only the control sheet, but also of the sensor sheet and the
PK-CTL sheet can be updated from floppy disk.
+
ON
CONTROL UNIT
CTRL system V4.00
*UPDATE (ENT)
ENT
REWRITE SYSTEM PROGRAM
(ENT)
ENT
INSERT UPDATE DISK!
Insert UPDATE DISK for controller, PK or sensor unit
PLEASE WAIT
V4.00 –> V4.20
CTRL–SURE? (YES,NO)
+ /YES
V2.200 –> V2.300
DO NOT REMOVE DISK! 238
COMPLETE
TURN OFF, Turn ON again!
OFF
KEY DRIVE UNIT
KEY V1.00
*UPDATE (ENT)
(PK-CTL sheet)
V 1.00 –> V 1.10
or
KEY–SURE? (YES,NO)
count down
Eject UPDATE DISK
SENSOR UNIT
SNSR V 1.00
*UPDATE (ENT)
V 1.00 –> V 1.10
or
SNSR–SURE? (YES,NO)
44
DSP system V 1.00
*UPDATE
The current version is
displayed automatically.
V 1.00 –> V 1.10
or
DSP-SURE? (YES,NO)
When the display appears for
the sheet that you wish to
rewrite, press YES.