Yamaha YSP-3000 Service Manual page 24

YSP-3000/YSP-30D/HTY-7030
7. Check the SUM.
After downloading successfully, the value of "SUM from
SET" is appeared.
The procedure is completed when the value is obtained
for "SUM from FILE" and "SUM from SET".
8. Press the "STANDBY/ON" key of the main unit to turn
off the power.
9. Disconnect the power cable of main unit from the AC
outlet.
10.End "FlashSta. exe."
11.Disconnect the RS232C cross cable, RS232C conver-
sion jig and flexible flat cable.
* When the displayed firmware version and checksum
are different from written firmware version and
checksum, follow the steps from 1 to 8 of "Writing to
the microprocessor" again.
• Initializing of the main unit
* After updating the firmware, be sure to initialize the
main unit.
1. Connect the power cable of main unit to the AC outlet.
2. While pressing the "VOL+" key and "VOL-" key of the
main unit, press the "STANDBY/ON" key of the remote
control to activate the self-diagnostic function.
Then the self-diagnostic function is activated.
3. Select the self-diagnostic function menu "8. FACTORY
PRESET".
4. Select the "PRESET RSRV".
PRESET INHIBIT (Initialization inhibited) /
8. PRESET INHI
5. Turn off the power of main unit and disconnect the
power cable from the AC outlet.
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Confirm the value of SUM
PRESET RESERVED (Initialization reserved) /
8. PRESET RSRV