Specifications

Skyworth 650
Open cd drawer, Key in (using remote) 8926# (# = region code number i.e. 1,4
etc. 0 = multi region and no macrovision)
SM Supervision 1000, SM Supervision 1100
Empty DVD tray. Press set-up on remote, step, prev, next. Enter the menu.
You can now see the version or change some settings like region id
(set bypass for all regions), Css auto/off and MACROVISION.
SM Supervision 2000
Make sure you have no disc in the player and then type 7 7 Enter to get to the
secret menu and set the region
SM Supervision 2100
Open tray and Press: Setup, Next, Stop, Pause/step, Prev, Next. This then brings
you into the loopholes menu select region ID and set to bypass this then leaves
your player Multiregion.
SM Supervision 2200
Press, Setup, Vol-, Vol+, Vol-, Vol+. Display Shows "Vol#" (# = Region Key)
Switch to "Vol255" with < > or /\ \/ for Codefree
SM Supervision 2400
Open the tray, type 9999 on the remote. Press the OK-key until the region code
you want appears (9=code free). Close the tray – finished
SM Supervision 2500
Open the tray, type 8421 or 9999 (both work) on the remote. Press the OK-key
until the region code you want appears (9=code free). Close the tray – finished.
Smart DVD2000
Open the disc tray, press 0, 7, 7, select, and a menu should appear. Change
'Country Code' from 13 to the right region, press play.
SMC 330S, SMC 530
Open Tray, Press 2-0-0-1-Select on remote and a Maintenance Menu appears
from where u can change the region
Or