Radio Shack TRS-80 PC-3 Owner's Manual page 72

keys, the programs will remain.
Programs are lost from memory only when you perform the following actions:
*
You enter NEW before beginning programming.
*
You initialize the computer using the ALL RESET button.
*
You create a new program using the SAME LINE NUMBERS as a program already in memory.
*
You change the batteries.
This brief introduction to programming on the
PC-3
should serve to illustrate the exciting programming possibilities of your new
computer. For more practice in programming exercises, please see Chapter 9.
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