Kogan KALED40GF7300ZA Owner's Manual page 21

Lock System
Set Password
Block Program
Key Lock
Press ▼ / ▲ button to select ey ock, then press
When Key Lock's statue is on, you can t use the ey panel button.
Press ▼ / ▲ button to select Lock System,
then press Enter button to make the following 3 options valid.
Default password is 0000,
please call the service center.
Press ▼ / ▲ button to select Set Password,
then press Enter button to enter sub-menu to set new
password.
Press ▼ / ▲ button to select
then press Enter button to enter sub-menu
to select.
Press Green button to lock or unlock the
channel.
/ button to select
20
and if forget what you set,
Block Program
ff or n.