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The Operating Manual for DENON AV Receiver firmware update. Page 1 / 8
The Operating Manual for
DENON AV Receiver firmware update.
"DENON Flash Rom Writer Compact Version."
Model Name: AVR-1909 / AVR-789
Version: FWCV_AVR_AVC1909_AVR789_V0069
Date: 2008-10-15
The Operating Manual for DENON AV Receiver firmware update. Page 2 / 8
Index
1. Preparations before starting the operation:
1.1 Preparation for the Personal Computer:
1.2 Preparations for the cables.
1.3 Connection of the AV receiver/amplifier and PC
1.4 Install the DENON Flash ROM Writer Compact version.
2. Firmware update procedure.
2.1
2.2 Turn on the AV receiver/amplifier.
2.3 Run the DENON Flash ROM Writer Compact version.
2.4 Communication check.
2.5 Complete the firmware update.
3. Specific update mode.
4. Confirming the firmware's number after upgraded
The Operating Manual for DENON AV Receiver firmware update. Page 3 / 8
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 Gender Changer
9P(female) cable D-Sub 9P(male) and D-Sub 9P(male)
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.
The Operating Manual for DENON AV Receiver firmware update. Page 4 / 8
(2) Preparation for WRITING UNIT
Prepare RS-232C conversion board.
Service Part Kit : 00DSPK-581 WRITING UNIT (JG209-10)
1.3 Connection of the AV receiver/amplifier and PC
1) Confirm the power on/off switch of the AV receiver/amplifier is turning off.
2) Remove a top cover of the AV receiver/amplifier.
3) Connect the AV receiver/amplifier with the JG209-10.
Connect CP802 of CPU PWB ASSY in main unit and CX707 on JG209-10 with 8P PH-PH
CONNECTOR WIRE.
CPU PWB ASSY 00DSPK-581 WRITING
UNIT (JG209-10) To PC
CP802
CX707
4) Set the slide switch of JG209-10.
S702 VCCSEKL: 5V
S706 VNVSS: LOW
S707 EPM: LOW
S708 CE: LOW
S709 DSPBOOT: LOW
5) Connect the RS-232C cable from PC with the RS-232C port of JG209-10.
The Operating Manual for DENON AV Receiver firmware update. Page 5 / 8
1.4 Install the DENON Flash ROM Writer Compact version.
(1) Execute the "FWCV_AVR_AVC1909_AVR789_V0069_SETUP.exe".
(2) Install utility according to message.
(3) After installed, you can see the `DENON FWCV_AVR_AVC1909_AVR789_V0069 icon on
desktop.
FWCV_AVR_
AVC1909_
AVR789_V0069
2. Firmware update procedure.
2.1
Please keep the following notice for firmware update.
a) Keep the PC environment refer to 1.1.
b) Avoid the communication cable from the electrical noise source.
(e.g. telephone cable, AC line, a fluorescent light)
c) Don't remove cable during update.
d) Don't turn off the power during update.
e) Don't run other PC application during update.
f) Stop the resident program on PC. (Virus checker and System check utility, etc)
g) Stop the screen saver ability on PC.
h) Stop the power save ability on PC.
i) In case of laptop PC, Use the AC adaptor.
2.2 Turn on the AV receiver/amplifier.
Operate the following. Turn on the AV receiver/amplifier.
1) Turn on the power switch of the AV receiver/amplifier.
2) Confirm the power indicator is green. If the power indicator is red, Make the power indicator green
pushing the ON/STANDBY button.
2.3 Run the DENON Flash ROM Writer Compact version.
Run the`DENON FWCV_AVR_AVC1909_AVR789_V0069 on desktop of PC.
FWCV_AVR_
AVC1909_
AVR789_V0069
The Operating Manual for DENON AV Receiver firmware update. Page 6 / 8
2.4 Communication check.
1) Select the serial port number of PC.
2) Click the "Update" button, and start the firmware updating.
3) If connection is good, then the firmware updating starts.
4) If connection is not good, then you can see the "Communication error!" message about one minute
after.
Please confirm the following.
a) Check the connection of the AV receiver/amplifier and PC.(refer to 1.3).
b) Check the operation mode of the AV receiver/amplifier. (refer to 2.2).
c) Check the selection of the RS-232C port number of PC. (refer to 2.4(1)).
The Operating Manual for DENON AV Receiver firmware update. Page 7 / 8
2.5 Complete the firmware update.
1) When Update utility completed the firmware update, you can see the "Update completed" message.
2) If you can't complete the firmware update, please retry the firmware update from 2.2.
However, If you failed update during Main CPU update, then you need to use a specific update
procedure (refer to 3).
The Operating Manual for DENON AV Receiver firmware update. Page 8 / 8
3. Specific update mode.
If you failed update during Main CPU update, then you need to use this specific update procedure.
1) The AV receiver/amplifier is connected with PC with the RS-232C cable. Refer to 1.3.
2) Remove the RS-232C cable from PC connected with the RS-232C port of 00DSPK-581
WRITING UNIT (JG209-10).
NOTE: If the RS-232C cable from PC connected with the RS-232C port of JG209-10 is not
removed, the AV receiver/amplifier might not be able to be started in the specific update
mode according to procedure (3).
3) Push the [INPUT MODE] + [ZONE2 ON/OFF] button simultaneously.
And turn on the power switch of the AV receiver/amplifier.
4) Power indicator indicates red color. This is specific update mode.
5) Connect the RS-232C cable from PC with the RS-232C port of JG209-10.
6) Please execute the firmware update. Refer to 2.3.
4. Confirming the firmware's number after upgraded
After completion of the updating operation, the new version number can be confirmed by starting up
the AVR-1909 or AVR-789 according to the following procedure.
With the following operation, the AVR-1909 or AVR-789 can be set to the Flash-ROM Version-Number
Confirmation Mode.
Turn the power of the AVR-1909 or AVR-789 on, while holding both button and
button on the front panel simultaneously.
DYN VOL VIDEO SELECT (RDS) Turn
Power ON
Every time the [STATUS] Button is pressed, version numbers of the S/N, Main, DSP1,
etc. are indicated on the front panel section in the following order.
Depression Button Name Remarks
AVR1909 XX
-
1 STATUS or AVR789 XX
S/N. xxxxxxxxxx
Main Ver00.90
2 STATUS
Sub Ver00.29
DSP1 Ver45.43
3 STATUS
- -
A PLD A2990009
4 STATUS
V PLD A2940002