Retry it now with these steps:

1. press AUX
2. press and hold P
3. press SELECT
4. use the DOWN cursor to scroll down to TAPE
5. press SELECT
6. enter 0-2-4-3
*. press SELECT
8. EXIT

1. press AUX
* press and hold P
3. use the DOWN cursor to scroll down to KEYMOVER
4. press SELECT
5. press AUX
6. tap P for one blink
7. enter 1-2-4 or if that doesn't work then try 1-9-1
8. press SELECT
9. press AUX
10. pick a key


If 124 doesn't work, start over from the second set of instructions but enter 191 instead in step 7.