Hello,
You usually need a service remote to access menu, but try these (they work on some models).
PRESS 'OK' ON HANDSET, AND 'OK' ON FRONT OF SET FOR 10 SECONDS,
or,
PRESS 'MENU' on handset, and 'MENU' on set for 10 seconds.
USE COLOURED BUTTONS FOR DIFFERENT OPTION SCREENS, AND WHEN IN ONE OF THOSE,
'ENTER' TAKES YOU TO THE MAIN SCREEN, OPTIONS ARE ENTERED USING THE KEYPAD.
NAVIGATE USING RING/CHANNEL/VOLUME BUTTONS.
YELLOW BUTTON TO SEQUENCE THROUGH TEST SCREENS - 'OK' TO STORE
Regards,
John