Denon AVR-2309, AVC2309 Service Bulletin

The Operating Manual for DENON AV receiver/amplifier firmware update. Page 1 / 7

The Operating Manual for

DENON AV receiver/amplifier firmware update.

“DENON Flash Rom Writer Compact Version.”

Model Name: AVR-2309 / AVC-2309
Version:

FWCV_AVR_AVC2309_AVR889_V0070

Date: 2008-11-5

The Operating Manual for DENON AV receiver/amplifier firmware update. Page 2 / 7

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Index

1.

Preparations before starting the operation: ............................................3

1.1 Preparation for the Personal Computer: ...............................................3

1.2 Preparations for the cables...........................................................3

1.3 Connection diagram.................................................................4

1.4 Install the DENON Flash ROM Writer Compact version. ................................. 4

2. Firmware update procedure. ..........................................................4

2.1 Notice: ...........................................................................4

2.2 Turn on the AV receiver/amplifier. .....................................................5

2.3 Run the DENON Flash ROM Writer Compact version. ...................................5

2.4 Communication check. ..............................................................5

2.5 Start the firmware update. ...........................................................6

2.6 Complete the firmware update. .......................................................6

3. Specific update mode.................................................................7

4. Confirming the firmware’s number after upgraded ...................................... 7

The Operating Manual for DENON AV receiver/amplifier firmware update. Page 3 / 7

1. Preparations before starting the operation:

1.1 Preparation for the Personal Computer:
Minimum hardware and software requirements:

Type PC/AT compatible
CPU Intel Pentium/Celeron300MHz or faster
RAM 128MB or more
Free hard disc space 25MB or more
OS Windows XP Home Edition / Professional SP2 or more
Display resolution Super VGA (800x600) or more.
Port. Serial COM port (D-Sub 9pin)
Communication speed RS-232C:115,200bps

1.2 Preparations for the cables.
Serial Straight Cable for RS-232C consisting of D-Sub 9P(female) and D-Sub 9P(female) cable.
D-Sub 9P(male) and D-Sub 9P(male) Gender Changer.

D-Sub 9P(female) and D-Sub

Note: There is the RS-232C(Male and Female) 9P cable like the following picture on the market.
Then you don’t need to use Gender Changer.
However, Please confirm a nut part. If you can't remove the nut part, then you can't use this cable.
Because, A V receiver/amplifier RS-232C port also has the nut. You can not insert cable as physical
conflict.

9P(female) cable

D-Sub 9P(male) and D-Sub 9P(male)

Gender Changer