HP HP-25 - Calculator Overflow; Error Display

ienla 22
Jisplay 33
Controlling tf
Calculator Overflow
When the number in the display would be greater than 9.9999959
x 10%, the HP-25 displays all 9’s to indicate that the problem
has exceeded the calculator’s range. For example, if you solve
(1 X 10%) x (1 x 10%%), the HP-25 will display the answer:
Press Display
3 49 1.0000000 49
E350 1.0000000 99
But if you attempt to multiply the above result by 100, the
HP-25 display indicates overflow by showing you all 9’s:
Press Display
1005
A display of [OF Jindicates that one of the calculator’s storage
registers has overflowed. See section 4, Function Keys, for a
description of the HP-25 storage registers.
Error Display
If you happen to key in an improper operation, the word Error
will appear in the display.
For example, try to divide 1 by 0 (the HP-25 will recognize this
as an improper operation):
Press Display
| B
0E
You
can
clear
the
error
by
pressing
[EEj
or
by
keying
another
number
into
the
displayed
X-register.
Press Display
All those operations that cause : - ispls
. . S -Error to appear in the display
are listed in appendix B. -