Start The Update - Marantz AV7703 Service Manual

3. Update method when the DIGITAL PCB or network module is replaced (Using a USB flash drive)
3.1. File structure on USB flash drive
DIGITAL PCB or network module is replaced onto the USB flash drive in the following structure.
After unzipping the files, store them in the root of the same USB flash drive.
Model Area Download from SDI
ALL avr_40.prod.update.factory.xxxx.zip
USB flash drive root
+ avr_40.prod.update.factory
+ AV7xxxN.ota-download
+ AV7xxxU.ota-download
+ AVR-4xxxxE2.ota-download
+ AVR-4xxxxE3.ota-download
+ AVR-4xxxxJP.ota-download
+ AVR-6xxxxE2.ota-download
+ AVR-6xxxxE3.ota-download
+ AVR-6xxxxJP.ota-download
+ SR7xxxN.ota-download
+ SR7xxxU.ota-download
+ heos_40.prod.update.factory

3.2. Start the update.

NOTE :
• Remove the LAN cable from this unit when updating.
(Do not connect to a wired or wireless network.)
• The GUI menu setting details and image quality adjustment setting details are initialized when
Firmware Factory Restore is performed. Therefore, take a note of the setting details beforehand and
reconfigure the settings after update.
(1) Press the power button to turn on the power.
(2) Wait for this unit to start up.
(3) Set the input source to Online Music.
Sub Display
L1
–TuneIn Internet Radio
L2
HEOS Favorites
L1 : Content of the display is scrolled.
(4) Insert the USB flash drive into the USB port.
Download firmware
in USB flash drive.
No Network Connection
or
(5) USB Update starts automatically.
The Standby LED lights red.
Display during USB update (Main Display)
L1 Wait
L2
–––––
↓
L1 Updating
L2 –––
xx%
L3
xxmin
↓
L1 Update
L2 Completed
It takes a maximum of approximately 25 minutes for update to complete.
(6) The unit restarts when update is complete.
b When update is complete, the folder name on the USB flash drive changes to
done". To use the files again, delete the ".done" part.
(7) Execute Firmware Factory Restore.
While holding down buttons "DYNAMIC EQ" and "DIMMER" simultaneously, press the power button
to turn on the power.
Display during Firmware Factory Restore(Main Display)
L1 Restore
L2 FW...
↓
L1 Restore
L2 –––
xx%
L3
xxmin
↓
L1 Completed
It takes approximately 15 minutes for Firmware Factory Restore to complete.
(8) Execute Service Region Settings. See
(9) Check that the version is the specified version. See
• If it takes more than 90 seconds to display the HEOS Version, perform "(7) Execute Firmware Fac-
tory Restore." again.
(10) If necessary, use OTA or the USB flash drive to update the firmware to the newest version.
b We recommend using the firmware update method using OTA.
See "5. Normal Firmware Update Method from USB Flash
Method from OTA"
---Cautions on Firmware Update---
• Do not remove the USB flash drive until updating is completed.
• Do not turn off the power until updating is completed.
• It takes a maximum of approximately 25 minutes for update to complete.
Once an update is started, normal operations cannot be performed until it is completed.
184
"avr_40.prod.update.factory.
"4. Update Method for Service Region Settings"
"1. Version Display Mode"
Drive" or "6. Normal Firmware Update