Nikon has released an updated Nikon D3 User Guide & Nikon D3 Owner’s Manual . The Nikon D3 Guide to Digital Photography is available from the Nikon USA website for free download by registered users.

Along with the free user guide for Nikon D3 , Nikon as also released a new update for WT-4 Wireless Transmitter Firmware ver. 1.1 for Apple Mac users. This Wireless Firmware & Hardware upgrade is or Nikon D3 as well as Nikon D300 .

You can download WT-4 Wireless Transmitter Firmware ver. 1.1 for Apple Mac for both Nikon D3 & Nikon D300 . You would need to register with Nikon before you can download. Support for Thumbnail Selector v.1.1.0 has been added as part of this Nikon Firmware Upgrade .

Before upgrading Nikon D3 firmware , users using the WT-4 with firmware ver.1.1, be sure that the D3 A and B firmware are both version 2.00, the Thumbnail Selector is version 1.1.0, and the WT-4 Setup Utility is version 1.1.0. If you are using any of the firmware  software versions listed below, be sure to download the latest version(s) and perform the necessary upgrades.

• D3 – A firmware ver.1.00 / B firmware ver.1.00 or A firmware ver.1.10 / B firmware ver. 1.11
• Thumbnail Selector ver.1.0.0 or ver.1.0.1
• WT-4 Setup Utility ver. 1.0.0

Before upgrading Nikon D300 firmware , users of the D300, when using the WT-4 with firmware ver.1.1, be sure that the D300 A and B firmware are both version 1.03, the Thumbnail Selector is version 1.1.0, and the WT-4 Setup Utility is version 1.1.0.

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