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System Halt; Memory Reset - HP -28S Manual

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System Halt
To halt a program that doesn't respond to
ION
I,
execute System Halt
as follows:
1. Press and hold
I
ON
I.
2.
Press~.
3. Release
I
ON
I.
System Halt has the following effects:
• All the effects of Attention.
• Clears all suspended programs and local variables.
• Clears the stack.
• Clears items saved for recovery (CMD, UNDO, LAST).
• Clears the custom menu.
• Selects HOME as the current directory.
• Activates the cursor menu.
• Selects Trace Printing Off mode.
Memory Reset
To reset all memory:
1. Press and hold
I
ON
I.
2. Press and hold
~
and [E].
3. Release
~
and [E].
4. Release
I
ON
I.
Memory Reset has the following effects:
• All the effects of Attention and System Halt.
• Purges all user variables and directories.
• Resets all user flags to their default values.
• Beeps and displays
Memot" y Los
t
in display line 1.
25: System Operations
217

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