Yamaha YSP-3000 Service Manual page 25

Writing to the DSP2
1. Install spDownloader_2_0_x_xxx.exe into the PC.
2. Before turning on the power to main unit and PC, con-
nect each of them using RS232C conversion jig and
RS232C cable (cross cable). (Fig. 1)
3. Connect the power cable of main unit to the AC outlet.
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.
1 Using the "UP" or "DOWN" key of the remote control,
select the self-diagnostic function menu in the figure
below.
2 Using the "LEFT" or "RIGHT" key of the remote con-
trol, select the self-diagnostic function sub-menu in
the figure below.
3 Using the "ENTER" key of the remote control, make
a change as shown below.
4 For restarting, use the "STANDBY/ON" key of the
main unit or the remote control.
4. Start up spDownloader_2_0_x_xxx.exe, the screen will
appear as shown below.
TxTestCh [---]
RS232C: YAMAHA
RS232C: 1Ltd.
Change YAMAHA to 1Ltd.
YSP-3000/YSP-30D/HTY-7030
25