Specifications

Open Tray, press 6,6,6,6 then Select on the remote. Scroll down to Country code and set it to
"13". Press Select then return to exit.
Konka KD-1900
Turn on player and open tray
On the Remote key in 6, 6, 6, 6, Select
A hidden menu will appear on your TV screen 'D-1800 System Setup'
Use the directional buttons to scroll down to 'Country Code'
Press Select on the Remote and change the setting to the Region Code you need, 1 thru 6.
Changing it to 13 to make it code free
After entering the desired number press Select
From this menu you can change other settings, but to exit the menu just press Return
Labway X-Wave 1000
Turn the player on without a disc in the tray
Press Setup
Press Step
Press Fast Forward
Press Fast Backward
You are now in the 'miscellaneous menu'
Press Pause
Press Stop
Press + or - to go to the required region or go to 00 to make the player region free
Exit the menu
Turn off the player
Turn it on and it's region free or in the region you selected
Labway X-Wave 900
Turn the player on without a disc in the tray
Press Setup
Press Step
Press Fast Forward
Press Fast Backward
You are now in the 'miscellaneous menu'
Press Pause
Press Stop
Press + or - to go to the required region or go to 00 to make the player region free
Exit the menu
Turn off the player
Turn it on and it's region free or in the region you selected
Lasonic 3200
Open tray, press 4 times 1, press 1 time 9 and Close tray.
Lasonic DVD-1100
open tray, setup, vol+, vol-, vol+, vol-. Version number appears in top right corner set 255
using left-right arrows. Close tray.
Lasonic DVD-2000