UPDATING FIRMWARE

RX-V665/HTR-6260
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RX-V665/HTR-6260
● Connection
Connect this unit and DVD/CD player as shown below. (Fig. 1)
Example of OPTICAL jack
This unit
Example of COAXIAL jack
This unit
Optical cable
Digital audio pin cable
Fig. 1
DVD/CD player
DVD/CD player

RX-V665/HTR-6260
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RX-V665/HTR-6260
* When the version of the firmware to be written is the same as the one existing in this unit, “Same Version”,
“Please...” and “Power off!!” are displayed repeatedly. (Upgrading is not necessary.)
If the display remains unchanged for longer than 10 seconds after starting the firmware CD play procedure,
perform the firmware CD play procedure again from the beginning.
If “FILE CORRUPTED” is displayed after “XXXXXX”, make sure that the written data is not corrupted and
perform Steps 1 to 7 of “Writing method using the CD” again.
If “Upgrade Failed” is displayed, perform Steps 1 to 7 of “Operation Procedures” again.
8. Press the “STOP” key of the DVD/CD player.
9. Press the “EJECT” key of the DVD/CD player to open the disc tray.
10. Remove the firmware CD from the disc tray and close the disc tray.
11. Press the “STANDBY/ON” key of the DVD/CD player to turn off the power.
12. Press the “MAIN ZONE ON/OFF” key of this unit to turn off the power.
13. Start up the self-diagnostic function and select “25. ROM VER/SUM/PORT” menu.
Using the sub-menu, have the firmware version and checksum displayed, and then check that they are the same
as written ones.
* When the displayed firmware version and checksum are different from written ones, perform the “Writing
method using the CD” all over again.
14. Press the “MAIN ZONE ON/OFF” key of this unit to turn off the power.

3. Connect the power cable of this unit to the AC outlet.
4. Click [E.P.] to start writing. (Fig. 3)
5. When writing of the firmware is completed, “Program Finished!” is displayed. (Fig. 3)
Click [OK]. (Fig. 3)
6. Click [EXIT] to end DSP_FLASHER_v3.0.exe. (Fig. 3)
Writing being executed.
Fig. 3
RX-V665/HTR-6260
7. Start up the self-diagnostic function and select “25.ROM VER/SUM/PORT” menu.
Using the sub-menu, have the firmware version and checksum displayed, and then check that they are the same as
written ones.
* When the firmware version and checksum are different from written ones, perform the “Writing to the
microprocessor” all over again.
8. Disconnect the power cable of this unit from the AC outlet.
Writing completed.
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RX-V665/HTR-6260

4. Click [RDY]. (Fig. 6)
Fig. 6
RX-V665/HTR-6260
5. While pressing the “PURE DIRECT” key of this unit, connect the power cable of this unit to the AC outlet. (Fig. 7)
Writing is started automatically. (Fig. 7)
This unit
“PURE DIRECT” key
Fig. 7
Writing being executed.
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RX-V665/HTR-6260

RX-V665/HTR-6260
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RX-V665/HTR-6260
6. When writing of the firmware is completed, “Vx61 DSP Flash finished!” is displayed. (Fig. 3)
7. Click [EXIT] to end DSP_FLASHER_v2.7.exe. (Fig. 8)
Fig. 8
8. Start up the self-diagnostic function and select “25.ROM VER/SUM/PORT” menu.
Using the sub-menu, have the firmware version and checksum displayed, and then check that they are the same as
written ones.
* When the firmware version and checksum are different from written ones, perform the “Writing to DSP” all over
again.
9. Disconnect the power cable of this unit from the AC outlet.