![background image](http://html1.mh-extra.com/html/marantz/nr1607/nr1607_service-manual_1725620144.webp)
2.3. File structure on USB Memory
Copy the update files to the USB memory with the following structure.
USB memory root
Model Name
Model Area
Product ID
NR1607 U
North America (U)
100100480100
NR1607 N
Europe (N)
100100480200
NR1607 F
Japan (F)
100100480400
+ firmwares
+ 100100XXXXXX
+ APLD.bin
+ DSP.bin
+ enc_update.xml
+ GUI.bin
+ IMG.bcd
+ MAIN.bin
+ SBL.bcd
2.4. Insert the USB memory into the USB port.
NOTE : Remove the LAN cable from this unit when performing updates.
Download firmware
in USB flash drive.
2.5. Start the update.
While holding down buttons "
DIMMER
" and "
SOUND MODE
" simultaneously, press the power button
to turn on the power.
2.6. Display during USB update
After around half minutes, display shows the following message.
USB Update Start
2.7. Press the "ENTER" key on the remote control unit or this unit.
Then start Firmware Update.
UpdateFileCheck
2.8. The firmware update finishes.
When the update is completed, the following message appears on the display, then the unit returns to
the normal status.
UpdatingComplete
---Cautions on Firmware Update---
• Never remove the USB memory before the update is finished.
• Do not turn off the power until updating is completed.
• It takes around 1 hour to complete the update.
Once an update is started, normal operations cannot be performed until it is completed.
The GUI menu settings and image adjustment settings of this unit may be initialized.
Note down the settings before updating, and set them again after updating.
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Caution in
servicing
Electrical
Mechanical
Repair Information
Updating