Radio Shack 2-in-1 Remote Control Owner's Manual page 11

4. To view the code for the first digit, press
number of blinks (for example, 3 blinks = 3) and
write down the number.
Note: The red light does not blink if the code digit is
a 0.
5. Repeat Step 4, pressing
codes for each successive digit.
Operation
. Count the
1
, , and to view the
2 3 4
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