I need the codes for the sylvania television as i

1. Manually turn on the device (TV, VCR, etc.) to be
controlled.
2. Press and hold the CODE SEARCH button until the
red indicator stays on, then release the CODE
SEARCH button.
3. Press and quickly release the desired mode button
(TV, VCR, etc.). The red indicator blinks off once.
4. Press the CHANNEL UP button repeatedly (up to
300 times) until the device to be controlled changes
channel. The red indicator blinks off with each
button press. If you accidentally overshoot the
code required, press the CHANNEL DOWN button
to backtrack through the library until the device
changes channel. Pressing CHANNEL UP changes
direction to forward again.
5. Press and release MUTE to install the code.