I just got a message for a new firmware update today. I'm 99.9% sure I had had the most recent, since I remember checking not too long ago. Anyway, I'm not too sure if the US updates are the same as EU, but I found a change log (which doesn't have todays update) here http://firmware.marantz.eu/
Quote:
Changelog of NR1602
15.05.2012
Main: 001170036
When AV receiver connects with Toshiba DBR-Z150 via HDMI, and BD playing is stopped and plays it again, the level of the sound pressure increases 6dB.
AirPlay doesn't operate, when a particular router is used.
When turn on the "Pure-direct" by the RDS broadcast of FM, the display is flickering.
Missing of 1 vertical line of pixel.
Update notification in English is wrong.
18.01.2012
Main: 001150034
The firmware update is impossible via DPMS. And the error message of "Connection Fail 25" is displayed.
Incorrect network behavior reported by Control4 programmer.
When iPod is replaced, the product has the possibility of not outputting the video of NET/USB. The screen becomes a display of the black.
The video signal of 0-255 doesn't do Pass-through by connecting HDMI.
HDMI-interoperability with HUMAX Set Top Box
Coding in XML document with wrong Symbols.
Improvement of download time in DPMS.
Countermeasure of the Podcast play defect in Internet radio.
Countermeasure of language code perception defect in Internet Radio. (Icy metadata with UTF8).
Changed the default Internet radio station of PRESET CHANNEL3 from "1.fm Classical Musik" to "98.1 Klassik Radio FM".
21.06.2011
Main 01090031
The problem of MFi (Made For iPod/iPhone) test has been improved. Requesting related to MFi was not filled.
An unnecessary display might occur temporarily in the FL tube at the time of the "Power OFF" and "AC/OFF".
15.05.2012
Main: 001170036
When AV receiver connects with Toshiba DBR-Z150 via HDMI, and BD playing is stopped and plays it again, the level of the sound pressure increases 6dB.
AirPlay doesn't operate, when a particular router is used.
When turn on the "Pure-direct" by the RDS broadcast of FM, the display is flickering.
Missing of 1 vertical line of pixel.
Update notification in English is wrong.
18.01.2012
Main: 001150034
The firmware update is impossible via DPMS. And the error message of "Connection Fail 25" is displayed.
Incorrect network behavior reported by Control4 programmer.
When iPod is replaced, the product has the possibility of not outputting the video of NET/USB. The screen becomes a display of the black.
The video signal of 0-255 doesn't do Pass-through by connecting HDMI.
HDMI-interoperability with HUMAX Set Top Box
Coding in XML document with wrong Symbols.
Improvement of download time in DPMS.
Countermeasure of the Podcast play defect in Internet radio.
Countermeasure of language code perception defect in Internet Radio. (Icy metadata with UTF8).
Changed the default Internet radio station of PRESET CHANNEL3 from "1.fm Classical Musik" to "98.1 Klassik Radio FM".
21.06.2011
Main 01090031
The problem of MFi (Made For iPod/iPhone) test has been improved. Requesting related to MFi was not filled.
An unnecessary display might occur temporarily in the FL tube at the time of the "Power OFF" and "AC/OFF".














