Www Ao - Yamaha HTY-760 Service Manual

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G Operation Procedure
Writing to the microprocessor
1. Turn off the power of this unit and disconnect the power
cable from the AC outlet.
2. Connect the writing port of this unit to the serial port
(RS232C) of the PC with RS232C cross cable as
shown below. (Fig. 1)
Rear view
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L 13942296513
3. While pressing the reset switch of this unit, connect the
power cable to the AC outlet. (Fig. 1)
* Use a fine tipped pin or the like to push the reset
switch.
4. Start up FlashSta.exe, the screen will appear as shown
below. (Fig. 2)
5. Select the data to be transmitted and port. (Fig. 2)
· Select Program
www
Select Internal flash memory
· RS232C
Select the port of RS-232C
.
* For selection of the port, COM1 to 4 can be used.
As COM5 or higher port cannot be used, change
the setting of COM port to COM 1 to 4 from the
PC.
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Reset switch /
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8
Writing port /
Flexible flat cable 9P /
RS232C
conversion jig /
RS232C cross cable /
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Fig. 1
Select Internal flash memory.
Select the port of RS-232C.
Fig. 2
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YSP-600/HTY-760
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0 5 8 2 9 9 4 2 8
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9 9
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