Denon AVR-890 Service Bulletin

The Operating Manual for DENON AV receiver/amplifier firmware update. Page 1 / 8

The Operating Manual for

DENON AV receiver/amplifier firmware update.

“DENON Flash Rom Writer Compact Version.”

Model Name: AVR-890
Version:

FWCV_AVR_AVC2310_AVR890_V0073

Date: 2009-06-23

The Operating Manual for DENON AV receiver/amplifier firmware update. Page 2 / 8

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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 of the AV receiver/amplifier and PC.........................................4

1.4 Install the DENON Flash ROM Writer Compact version. ................................. 5

2. Firmware update procedure. ..........................................................5

2.1 Notice: ...........................................................................5

2.2 Turn on the AV Receiver. ............................................................5

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

2.4 Communication check. ..............................................................6

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

2.6 Complete the firmware update. .......................................................7

3. Specific update mode.................................................................8

4. Confirming the firmware’s number after upgraded ......................................8

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The Operating Manual for DENON AV receiver/amplifier firmware update. Page 3 / 8

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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.
(1) Preparation for RS-232 cable

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.

9P(female) cable

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

Gender Changer

(2) Preparation for WRITING UNIT

Prepare RS-232C conversion board.
Service Part Kit : 00DSPK-581 WRITING UNIT (JG209-10)