Samsung UA40ES7 E-Manual page 252

To reset your TV to its default settings,
ℓ
follow these steps:
1. Go to the
Self Diagnosis
2. The PIN input screen appears. Enter
the four digit security PIN using your
remote.
3. When done, the PIN screen disappear.
The message
network settings,will return to
Reset menu.
→ Reset)
"All settings,except
(Support
→