Since I didn't see it posted, I thought I'd mention that Nikon recently released a 2.0 firmware update for their cameras.
Upgrading was painless and took about 5 minutes.
For firmware updates:
click here
The Nikon D200 firmware now enables the camera to support the recently released Nikon WT-3 Wireless Transmitter.
D2X Updates
# H 0.3 (equivalent to ISO 1000), H 0.5 (equivalent to ISO 1100) and H 0.7 (equivalent to ISO 1250) options have been added between the ISO 800 and H 1 settings in the Nikon D2X ISO menu.
# Subject acquisition and tracking performance with autofocus shooting has been increased.
# A Black-and-white (sRGB) option has been added to the Color mode item in the D2X shooting menu.
# A Trim item has been added to the shooting menu.
# Up to 3 custom tone curves can now be downloaded to the camera for use with the Custom option in the shooting menu's Tone compensation item. Nikon Capture 4 Camera Control is required to download 3 custom tone curves to the camera.
# An Image authentication item has been added to the setup menu. The optional Image Authentication Software is required to authenticate images.
# A Save/load settings item has been added to the setup menu.
# The Mirror lock-up item in the setup menu has been modified to function with battery power as well as AC-adapter power.
# The Lock-On item in the CSM menu now offers 4 options: Long, Normal (default), Short, and Off.
# Max. sensitivity and Min. shutter speed options have been added to the ISO auto item in the CSM menu.
# The Maximum shots item in the CSM menu has been modified to support a maximum setting of 60 shots.
# The FUNC. button item in the CSM menu has been divided into 2 separate items labeled FUNC. button and FUNC. + command.
# A Recent settings item has been added to the setup menu.
# The amount of information shown on page 3 (shooting data 1) of the single-image playback photo-information display has been increased. Now includes Focus mode (S/C/M), Vibration reduction (on/off). Only displayed when the image was captured with a VR lens.
# The information shown on page 5 (GPS data) of the single-image playback photo-information display has been modified.
LATITUDE and LONGITUDE information: up to 3 digits* can now be displayed for each segment. *3-digit display may not be possible with some GPS devices.
# Compass bearing (Displayed only if GPS device is equipped with digital compass).
Nikon D2H updates
# Subject acquisition and tracking performance with auto focus shooting has been increased.
# Up to 3 custom tone curves can now be downloaded to the camera for use with the Custom option in the shooting menu's Tone compensation item.
Nikon Capture 4 (Ver. 4.4.2) Camera Control is required to download 3 custom tone curves to the camera. The optional Camera Control Pro can also be used to download custom tone curves to the camera.
# An Image authentication item has been added to the setup menu. The optional Image Authentication Software is required to authenticate images.
# A Save/load settings item has been added to the setup menu.
# The Mirror lock-up item in the setup menu has been modified to function with battery power as well as AC-adapter power.
# The Lock-On item in the CSM menu now offers 4 options: Long, Normal (default), Short, and Off.
# Max. sensitivity and Min. shutter speed options have been added to the ISO auto item in the CSM menu.
# The Maximum shots item in the CSM menu has been modified to support a maximum setting of 60 shots.
# A Recent settings item has been added to the setup menu.
# The amount of information shown on page 3 (shooting data 1) of the single-image playback photo-information display has been increased and includes Focus mode (S/C/M) Vibration reduction (on/off). Displayed only when the image was captured with a VR lens
# The information shown on page 5 (GPS data) of the single-image playback photo-information display has been modified.
LATITUDE and LONGITUDE information: up to 3 digits* can now be displayed for each segment. *3-digit display may not be possible with some GPS devices.
# Compass bearing* *Displayed only if GPS device is equipped with digital compass.