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Download Firmware for DSP (Mode 1)
1. Put the “DSP upgrade” folder into anywhere on your PC’s
hard disc.
2. Connect PC and DATA UPDATE KIT with RS232C cable.
3. Connect Flat wire between DATA UPDATE KIT and the ser-
vice connector (CN26) on the DSP Circuit Board of the Unit.
4. Turn on the unit.
5. Press ENTER, MUTE and T-MODE buttons simultaneously
more than 5 seconds to turn the unit into Loading Mode.
6. “LOADING MODE” will be shown on FLD.
7. Launch “UpgradeDSP.exe” on PC.
8. Set the Baud Rate to 38400 then click Start communica-
tion button. If the connection is made successfully, a dia-
log box saying “Success to connect” appears and “CON-
NECTED” is displayed on FLD.
9. Click Send the DSP codes button on the dialog box.
Progress status of downloading will be shown on PC and
LOADING is displayed on FLD.
10. If downloading is completed successfully, “COMPLETED”
is displayed on FLD. And a dialog box saying “Finished the
DSP code transmitting” appears. Click OK and then click
CLOSE to close the application.
11. Turn off the unit.
Download Firmware for CPU (Mode 2)
1. Put the “CPU upgrade” folder into anywhere on your PC’s
hard disc.
2. Connect PC and DATA UPDATE KIT with RS232C cable.
3. Connect Flat wire between DATA UPDATE KIT and the ser-
vice connector (CN26) on the DSP Circuit Board of the Unit.
4. Press POWER button to turn on the unit. The unit is in the
boot mode. (FLD and STANDBY LED on the front panel
disappear.)
5. Launch “H8Download.exe” on PC.
6. Click other files... button in the dialog box to specify the file
(XXXX.mot) to be upload.
7. Click Connect button. If the connection with the H8 µ-com
is successfully made, a dialogue box saying “Success to
the H8 micro processor connection” appears. If the con-
nection fails, error message will appear.
8. Click Send button to start update.
9. If the firmware is updated successfully, a dialog box saying
“Finished the firmware program sending” appears.
10. Click CLOSE button to close the application.
11. Disconnect Mains power cord.
12. Disconnect Flat wire from the service connector (CN26)
on the DSP Circuit Board of the Unit.
13. Turn on the unit.
Firmware Version Check
To check the versions of the firmware, see “Microproces-
sor (CPU), DSP Version and FLD Segment Check Mode”
in “SERVICE PROGRAM” section.
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