Philips 20PT643F Service Manual page 36

to the TV SETUP position. Then press the following key sequence on the remote
control transmitter: '0 6 2 5 9 6' directly followed by the 'RECALL' button (do not
allow the display to time out between entries while keying the sequence).
After entering SAM, a special menu screen is visible, with SAM in the upper right corner
of the screen to indicate that the television is in Service Alignment Mode.
SAM mode allows the servicer to perform all of the software alignments performed in
the SDAM mode in mainstream models.
How to navigate in SAM
In SAM, select menu items with the MENU UP/DOWN keys on the remote
control transmitter. The selected item will be highlighted. When not all menu
items fit on the screen, use the MENU UP/DOWN keys to display the next /
previous menu items.
With the MENU LEFT/RIGHT keys, it is possible to:
Activate the selected menu item.
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Change the value of the selected menu item.
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Activate the selected submenu.
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In SAM, when you press the MENU button, the set will switch to the normal user
menus (with the SAM mode still active in the background). To return to the SAM
menu press the RECALL button.
When you press the MENU key in while in an SAM submenu, you will return to
the previous menu.