Firemware upgrade for K7 as follows:-
Download firmware from Pentaxt Japan - Link ->
Latest K-7 Firmware Update : Software Downloads | PENTAX RICOH IMAGING
Scroll to the bottom and click the Download button of your version and save to computer. (file should be named: 'k7_e112w.exe)
Double click on file to extract to computer, giving you two fies, a readme file and the firmware file named 'FWDC204B.BIN' (this is the update file)
Copy this file to a Blank SD card (the FWDC204B.BIN file) then read the readme file......
Extract from readme file as follows:-
2. Insert the D-LI90 battery into the camera and confirm the battery is full by battery level indicator then turn the camera off.
3. Insert the update SD/SDHC card (prepared in step 1) into the camera and close card cover.
4. Turn the camera power on while pressing the MENU button.
5. "NOW LOADING" appears in the LCD monitor, and will change to the "PROGRAM UPDATE". At the bottom of the LCD monitor,
CURRENT VERSION 1.00/1.01/1.02/1.03/1.10/1.11
UPDATE VERSION 1.12
will be displayed.
6. Press the four-way controller to select "YES" and press the "OK" button.
7. "UPDATING" appears on the LCD monitor and updating starts.
Please do not under any circumstances switch off the power before the update is completed.
It will take approximately 90~150 seconds to complete update.
8. When update is completed, the "COMPLETE" will be displayed at the left bottom of the LCD monitor, then turn the camera off.
9. Remove the update SD/SDHC card from the camera.
10. To check the Firmware version in your camera, turn the camera on while pressing the MENU button.
Check that the version displayed in the LCD monitor is "Ver.1.12"
The camera automatically starts up after about 5 seconds.
(Caution)
When updating is finished, the update SD/SDHC card still contains the Firmware file.
If you want to use this card to take pictures, delete the Firmware file first.